/* $OpenBSD: libcrux_mlkem768_sha3.h,v 1.2 2024/10/27 02:06:01 djm Exp $ */ /* Extracted from libcrux revision 84c5d87b3092c59294345aa269ceefe0eb97cc35 */ /* * MIT License * * Copyright (c) 2024 Cryspen * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #if !defined(__GNUC__) || (__GNUC__ < 2) # define __attribute__(x) #endif #define KRML_MUSTINLINE inline #define KRML_NOINLINE __attribute__((noinline, unused)) #define KRML_HOST_EPRINTF(...) #define KRML_HOST_EXIT(x) fatal_f("internal error") /* from libcrux/libcrux-ml-kem/cg/eurydice_glue.h */ /* * SPDX-FileCopyrightText: 2024 Eurydice Contributors * SPDX-FileCopyrightText: 2024 Cryspen Sarl * * SPDX-License-Identifier: MIT or Apache-2.0 */ #pragma once #if defined(__cplusplus) extern "C" { #endif // SLICES, ARRAYS, ETC. // The MSVC C++ compiler does not support compound literals. // This CLITERAL is used to turn `(type){...}` into `type{...}` when using a C++ // compiler. #if defined(__cplusplus) #define CLITERAL(type) type #else #define CLITERAL(type) (type) #endif // We represent a slice as a pair of an (untyped) pointer, along with the length // of the slice, i.e. the number of elements in the slice (this is NOT the // number of bytes). This design choice has two important consequences. // - if you need to use `ptr`, you MUST cast it to a proper type *before* // performing pointer // arithmetic on it (remember that C desugars pointer arithmetic based on the // type of the address) // - if you need to use `len` for a C style function (e.g. memcpy, memcmp), you // need to multiply it // by sizeof t, where t is the type of the elements. // // Empty slices have `len == 0` and `ptr` always needs to be valid pointer that // is not NULL (otherwise the construction in EURYDICE_SLICE computes `NULL + // start`). typedef struct { void *ptr; size_t len; } Eurydice_slice; // Helper macro to create a slice out of a pointer x, a start index in x // (included), and an end index in x (excluded). The argument x must be suitably // cast to something that can decay (see remark above about how pointer // arithmetic works in C), meaning either pointer or array type. #define EURYDICE_SLICE(x, start, end) \ (CLITERAL(Eurydice_slice){.ptr = (void *)(x + start), .len = end - start}) #define EURYDICE_SLICE_LEN(s, _) s.len // This macro is a pain because in case the dereferenced element type is an // array, you cannot simply write `t x` as it would yield `int[4] x` instead, // which is NOT correct C syntax, so we add a dedicated phase in Eurydice that // adds an extra argument to this macro at the last minute so that we have the // correct type of *pointers* to elements. #define Eurydice_slice_index(s, i, t, t_ptr_t) (((t_ptr_t)s.ptr)[i]) #define Eurydice_slice_subslice(s, r, t, _) \ EURYDICE_SLICE((t *)s.ptr, r.start, r.end) // Variant for when the start and end indices are statically known (i.e., the // range argument `r` is a literal). #define Eurydice_slice_subslice2(s, start, end, t) \ EURYDICE_SLICE((t *)s.ptr, start, end) #define Eurydice_slice_subslice_to(s, subslice_end_pos, t, _) \ EURYDICE_SLICE((t *)s.ptr, 0, subslice_end_pos) #define Eurydice_slice_subslice_from(s, subslice_start_pos, t, _) \ EURYDICE_SLICE((t *)s.ptr, subslice_start_pos, s.len) #define Eurydice_array_to_slice(end, x, t) \ EURYDICE_SLICE(x, 0, \ end) /* x is already at an array type, no need for cast */ #define Eurydice_array_to_subslice(_arraylen, x, r, t, _) \ EURYDICE_SLICE((t *)x, r.start, r.end) // Same as above, variant for when start and end are statically known #define Eurydice_array_to_subslice2(x, start, end, t) \ EURYDICE_SLICE((t *)x, start, end) #define Eurydice_array_to_subslice_to(_size, x, r, t, _range_t) \ EURYDICE_SLICE((t *)x, 0, r) #define Eurydice_array_to_subslice_from(size, x, r, t, _range_t) \ EURYDICE_SLICE((t *)x, r, size) #define Eurydice_slice_len(s, t) EURYDICE_SLICE_LEN(s, t) #define Eurydice_slice_copy(dst, src, t) \ memcpy(dst.ptr, src.ptr, dst.len * sizeof(t)) #define core_array___Array_T__N__23__as_slice(len_, ptr_, t, _ret_t) \ ((Eurydice_slice){.ptr = ptr_, .len = len_}) #define core_array___core__clone__Clone_for__Array_T__N___20__clone( \ len, src, dst, elem_type, _ret_t) \ (memcpy(dst, src, len * sizeof(elem_type))) #define TryFromSliceError uint8_t #define Eurydice_array_eq(sz, a1, a2, t, _) \ (memcmp(a1, a2, sz * sizeof(t)) == 0) #define core_array_equality___core__cmp__PartialEq__Array_U__N___for__Array_T__N____eq( \ sz, a1, a2, t, _, _ret_t) \ Eurydice_array_eq(sz, a1, a2, t, _) #define core_array_equality___core__cmp__PartialEq__0___Slice_U____for__Array_T__N___3__eq( \ sz, a1, a2, t, _, _ret_t) \ Eurydice_array_eq(sz, a1, ((a2)->ptr), t, _) #define Eurydice_slice_split_at(slice, mid, element_type, ret_t) \ (CLITERAL(ret_t){ \ .fst = EURYDICE_SLICE((element_type *)slice.ptr, 0, mid), \ .snd = EURYDICE_SLICE((element_type *)slice.ptr, mid, slice.len)}) #define Eurydice_slice_split_at_mut(slice, mid, element_type, ret_t) \ (CLITERAL(ret_t){ \ .fst = {.ptr = slice.ptr, .len = mid}, \ .snd = {.ptr = (char *)slice.ptr + mid * sizeof(element_type), \ .len = slice.len - mid}}) // Conversion of slice to an array, rewritten (by Eurydice) to name the // destination array, since arrays are not values in C. // N.B.: see note in karamel/lib/Inlining.ml if you change this. #define Eurydice_slice_to_array2(dst, src, _, t_arr) \ Eurydice_slice_to_array3(&(dst)->tag, (char *)&(dst)->val.case_Ok, src, \ sizeof(t_arr)) static inline void Eurydice_slice_to_array3(uint8_t *dst_tag, char *dst_ok, Eurydice_slice src, size_t sz) { *dst_tag = 0; memcpy(dst_ok, src.ptr, sz); } // CORE STUFF (conversions, endianness, ...) static inline void core_num__u64_9__to_le_bytes(uint64_t v, uint8_t buf[8]) { v = htole64(v); memcpy(buf, &v, sizeof(v)); } static inline uint64_t core_num__u64_9__from_le_bytes(uint8_t buf[8]) { uint64_t v; memcpy(&v, buf, sizeof(v)); return le64toh(v); } static inline uint32_t core_num__u32_8__from_le_bytes(uint8_t buf[4]) { uint32_t v; memcpy(&v, buf, sizeof(v)); return le32toh(v); } static inline uint32_t core_num__u8_6__count_ones(uint8_t x0) { #ifdef _MSC_VER return __popcnt(x0); #else return __builtin_popcount(x0); #endif } // unsigned overflow wraparound semantics in C static inline uint16_t core_num__u16_7__wrapping_add(uint16_t x, uint16_t y) { return x + y; } static inline uint8_t core_num__u8_6__wrapping_sub(uint8_t x, uint8_t y) { return x - y; } // ITERATORS #define Eurydice_range_iter_next(iter_ptr, t, ret_t) \ (((iter_ptr)->start == (iter_ptr)->end) \ ? (CLITERAL(ret_t){.tag = None}) \ : (CLITERAL(ret_t){.tag = Some, .f0 = (iter_ptr)->start++})) #define core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next \ Eurydice_range_iter_next // See note in karamel/lib/Inlining.ml if you change this #define Eurydice_into_iter(x, t, _ret_t) (x) #define core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter \ Eurydice_into_iter #if defined(__cplusplus) } #endif /* from libcrux/libcrux-ml-kem/cg/libcrux_core.h */ /* * SPDX-FileCopyrightText: 2024 Cryspen Sarl * * SPDX-License-Identifier: MIT or Apache-2.0 * * This code was generated with the following revisions: * Charon: 6b5e110342a771a3e1c739b10294b1778e4be8b4 * Eurydice: 31be7d65ca5d6acdacfb33652e478d24dd85c1cb * Karamel: 3205d3365ea2790b02368f79fcee38e38d0b5908 * F*: a32b316e521fa4f239b610ec8f1d15e78d62cbe8-dirty * Libcrux: 4ad532b206174114dd4140b718e7794a28fc59ee */ #ifndef __libcrux_core_H #define __libcrux_core_H #if defined(__cplusplus) extern "C" { #endif /** A monomorphic instance of core.ops.range.Range with types size_t */ typedef struct core_ops_range_Range_b3_s { size_t start; size_t end; } core_ops_range_Range_b3; #define Ok 0 #define Err 1 typedef uint8_t Result_86_tags; #define None 0 #define Some 1 typedef uint8_t Option_ef_tags; /** A monomorphic instance of core.option.Option with types size_t */ typedef struct Option_b3_s { Option_ef_tags tag; size_t f0; } Option_b3; static inline uint16_t core_num__u16_7__wrapping_add(uint16_t x0, uint16_t x1); #define CORE_NUM__U32_8__BITS (32U) static inline uint64_t core_num__u64_9__from_le_bytes(uint8_t x0[8U]); static inline void core_num__u64_9__to_le_bytes(uint64_t x0, uint8_t x1[8U]); static inline uint32_t core_num__u8_6__count_ones(uint8_t x0); static inline uint8_t core_num__u8_6__wrapping_sub(uint8_t x0, uint8_t x1); #define LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE ((size_t)32U) #define LIBCRUX_ML_KEM_CONSTANTS_BITS_PER_COEFFICIENT ((size_t)12U) #define LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT ((size_t)256U) #define LIBCRUX_ML_KEM_CONSTANTS_BITS_PER_RING_ELEMENT \ (LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * (size_t)12U) #define LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT \ (LIBCRUX_ML_KEM_CONSTANTS_BITS_PER_RING_ELEMENT / (size_t)8U) #define LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE ((size_t)32U) #define LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE ((size_t)32U) typedef struct libcrux_ml_kem_utils_extraction_helper_Keypair768_s { uint8_t fst[1152U]; uint8_t snd[1184U]; } libcrux_ml_kem_utils_extraction_helper_Keypair768; /** A monomorphic instance of core.result.Result with types uint8_t[24size_t], core_array_TryFromSliceError */ typedef struct Result_6f_s { Result_86_tags tag; union { uint8_t case_Ok[24U]; TryFromSliceError case_Err; } val; } Result_6f; /** This function found in impl {core::result::Result} */ /** A monomorphic instance of core.result.unwrap_41 with types uint8_t[24size_t], core_array_TryFromSliceError */ static inline void unwrap_41_1c(Result_6f self, uint8_t ret[24U]) { if (self.tag == Ok) { uint8_t f0[24U]; memcpy(f0, self.val.case_Ok, (size_t)24U * sizeof(uint8_t)); memcpy(ret, f0, (size_t)24U * sizeof(uint8_t)); } else { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "unwrap not Ok"); KRML_HOST_EXIT(255U); } } /** A monomorphic instance of core.result.Result with types uint8_t[20size_t], core_array_TryFromSliceError */ typedef struct Result_7a_s { Result_86_tags tag; union { uint8_t case_Ok[20U]; TryFromSliceError case_Err; } val; } Result_7a; /** This function found in impl {core::result::Result} */ /** A monomorphic instance of core.result.unwrap_41 with types uint8_t[20size_t], core_array_TryFromSliceError */ static inline void unwrap_41_34(Result_7a self, uint8_t ret[20U]) { if (self.tag == Ok) { uint8_t f0[20U]; memcpy(f0, self.val.case_Ok, (size_t)20U * sizeof(uint8_t)); memcpy(ret, f0, (size_t)20U * sizeof(uint8_t)); } else { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "unwrap not Ok"); KRML_HOST_EXIT(255U); } } /** A monomorphic instance of core.result.Result with types uint8_t[10size_t], core_array_TryFromSliceError */ typedef struct Result_cd_s { Result_86_tags tag; union { uint8_t case_Ok[10U]; TryFromSliceError case_Err; } val; } Result_cd; /** This function found in impl {core::result::Result} */ /** A monomorphic instance of core.result.unwrap_41 with types uint8_t[10size_t], core_array_TryFromSliceError */ static inline void unwrap_41_e8(Result_cd self, uint8_t ret[10U]) { if (self.tag == Ok) { uint8_t f0[10U]; memcpy(f0, self.val.case_Ok, (size_t)10U * sizeof(uint8_t)); memcpy(ret, f0, (size_t)10U * sizeof(uint8_t)); } else { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "unwrap not Ok"); KRML_HOST_EXIT(255U); } } typedef struct Eurydice_slice_uint8_t_4size_t__x2_s { Eurydice_slice fst[4U]; Eurydice_slice snd[4U]; } Eurydice_slice_uint8_t_4size_t__x2; typedef struct libcrux_ml_kem_mlkem768_MlKem768Ciphertext_s { uint8_t value[1088U]; } libcrux_ml_kem_mlkem768_MlKem768Ciphertext; /** A reference to the raw byte slice. */ /** This function found in impl {libcrux_ml_kem::types::MlKemCiphertext#6} */ /** A monomorphic instance of libcrux_ml_kem.types.as_slice_d4 with const generics - SIZE= 1088 */ static inline uint8_t *libcrux_ml_kem_types_as_slice_d4_1d( libcrux_ml_kem_mlkem768_MlKem768Ciphertext *self) { return self->value; } /** A monomorphic instance of libcrux_ml_kem.types.MlKemPublicKey with const generics - $1184size_t */ typedef struct libcrux_ml_kem_types_MlKemPublicKey_15_s { uint8_t value[1184U]; } libcrux_ml_kem_types_MlKemPublicKey_15; /** This function found in impl {(core::convert::From<@Array> for libcrux_ml_kem::types::MlKemPublicKey)#14} */ /** A monomorphic instance of libcrux_ml_kem.types.from_b6 with const generics - SIZE= 1184 */ static inline libcrux_ml_kem_types_MlKemPublicKey_15 libcrux_ml_kem_types_from_b6_da(uint8_t value[1184U]) { /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_value[1184U]; memcpy(copy_of_value, value, (size_t)1184U * sizeof(uint8_t)); libcrux_ml_kem_types_MlKemPublicKey_15 lit; memcpy(lit.value, copy_of_value, (size_t)1184U * sizeof(uint8_t)); return lit; } /** A monomorphic instance of libcrux_ml_kem.types.MlKemPrivateKey with const generics - $2400size_t */ typedef struct libcrux_ml_kem_types_MlKemPrivateKey_55_s { uint8_t value[2400U]; } libcrux_ml_kem_types_MlKemPrivateKey_55; typedef struct libcrux_ml_kem_mlkem768_MlKem768KeyPair_s { libcrux_ml_kem_types_MlKemPrivateKey_55 sk; libcrux_ml_kem_types_MlKemPublicKey_15 pk; } libcrux_ml_kem_mlkem768_MlKem768KeyPair; /** Create a new [`MlKemKeyPair`] from the secret and public key. */ /** This function found in impl {libcrux_ml_kem::types::MlKemKeyPair} */ /** A monomorphic instance of libcrux_ml_kem.types.from_17 with const generics - PRIVATE_KEY_SIZE= 2400 - PUBLIC_KEY_SIZE= 1184 */ static inline libcrux_ml_kem_mlkem768_MlKem768KeyPair libcrux_ml_kem_types_from_17_35(libcrux_ml_kem_types_MlKemPrivateKey_55 sk, libcrux_ml_kem_types_MlKemPublicKey_15 pk) { return ( CLITERAL(libcrux_ml_kem_mlkem768_MlKem768KeyPair){.sk = sk, .pk = pk}); } /** This function found in impl {(core::convert::From<@Array> for libcrux_ml_kem::types::MlKemPrivateKey)#8} */ /** A monomorphic instance of libcrux_ml_kem.types.from_05 with const generics - SIZE= 2400 */ static inline libcrux_ml_kem_types_MlKemPrivateKey_55 libcrux_ml_kem_types_from_05_f2(uint8_t value[2400U]) { /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_value[2400U]; memcpy(copy_of_value, value, (size_t)2400U * sizeof(uint8_t)); libcrux_ml_kem_types_MlKemPrivateKey_55 lit; memcpy(lit.value, copy_of_value, (size_t)2400U * sizeof(uint8_t)); return lit; } /** A monomorphic instance of core.result.Result with types uint8_t[32size_t], core_array_TryFromSliceError */ typedef struct Result_00_s { Result_86_tags tag; union { uint8_t case_Ok[32U]; TryFromSliceError case_Err; } val; } Result_00; /** This function found in impl {core::result::Result} */ /** A monomorphic instance of core.result.unwrap_41 with types uint8_t[32size_t], core_array_TryFromSliceError */ static inline void unwrap_41_83(Result_00 self, uint8_t ret[32U]) { if (self.tag == Ok) { uint8_t f0[32U]; memcpy(f0, self.val.case_Ok, (size_t)32U * sizeof(uint8_t)); memcpy(ret, f0, (size_t)32U * sizeof(uint8_t)); } else { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "unwrap not Ok"); KRML_HOST_EXIT(255U); } } /** A monomorphic instance of K. with types libcrux_ml_kem_types_MlKemCiphertext[[$1088size_t]], uint8_t[32size_t] */ typedef struct tuple_3c_s { libcrux_ml_kem_mlkem768_MlKem768Ciphertext fst; uint8_t snd[32U]; } tuple_3c; /** This function found in impl {(core::convert::From<@Array> for libcrux_ml_kem::types::MlKemCiphertext)#2} */ /** A monomorphic instance of libcrux_ml_kem.types.from_01 with const generics - SIZE= 1088 */ static inline libcrux_ml_kem_mlkem768_MlKem768Ciphertext libcrux_ml_kem_types_from_01_9f(uint8_t value[1088U]) { /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_value[1088U]; memcpy(copy_of_value, value, (size_t)1088U * sizeof(uint8_t)); libcrux_ml_kem_mlkem768_MlKem768Ciphertext lit; memcpy(lit.value, copy_of_value, (size_t)1088U * sizeof(uint8_t)); return lit; } /** A reference to the raw byte slice. */ /** This function found in impl {libcrux_ml_kem::types::MlKemPublicKey#18} */ /** A monomorphic instance of libcrux_ml_kem.types.as_slice_cb with const generics - SIZE= 1184 */ static inline uint8_t *libcrux_ml_kem_types_as_slice_cb_50( libcrux_ml_kem_types_MlKemPublicKey_15 *self) { return self->value; } /** Pad the `slice` with `0`s at the end. */ /** A monomorphic instance of libcrux_ml_kem.utils.into_padded_array with const generics - LEN= 33 */ static KRML_MUSTINLINE void libcrux_ml_kem_utils_into_padded_array_ea2( Eurydice_slice slice, uint8_t ret[33U]) { uint8_t out[33U] = {0U}; uint8_t *uu____0 = out; Eurydice_slice_copy( Eurydice_array_to_subslice2(uu____0, (size_t)0U, Eurydice_slice_len(slice, uint8_t), uint8_t), slice, uint8_t); memcpy(ret, out, (size_t)33U * sizeof(uint8_t)); } /** Pad the `slice` with `0`s at the end. */ /** A monomorphic instance of libcrux_ml_kem.utils.into_padded_array with const generics - LEN= 34 */ static KRML_MUSTINLINE void libcrux_ml_kem_utils_into_padded_array_ea1( Eurydice_slice slice, uint8_t ret[34U]) { uint8_t out[34U] = {0U}; uint8_t *uu____0 = out; Eurydice_slice_copy( Eurydice_array_to_subslice2(uu____0, (size_t)0U, Eurydice_slice_len(slice, uint8_t), uint8_t), slice, uint8_t); memcpy(ret, out, (size_t)34U * sizeof(uint8_t)); } /** This function found in impl {(core::convert::AsRef<@Slice> for libcrux_ml_kem::types::MlKemCiphertext)#1} */ /** A monomorphic instance of libcrux_ml_kem.types.as_ref_00 with const generics - SIZE= 1088 */ static inline Eurydice_slice libcrux_ml_kem_types_as_ref_00_24( libcrux_ml_kem_mlkem768_MlKem768Ciphertext *self) { return Eurydice_array_to_slice((size_t)1088U, self->value, uint8_t); } /** Pad the `slice` with `0`s at the end. */ /** A monomorphic instance of libcrux_ml_kem.utils.into_padded_array with const generics - LEN= 1120 */ static KRML_MUSTINLINE void libcrux_ml_kem_utils_into_padded_array_ea0( Eurydice_slice slice, uint8_t ret[1120U]) { uint8_t out[1120U] = {0U}; uint8_t *uu____0 = out; Eurydice_slice_copy( Eurydice_array_to_subslice2(uu____0, (size_t)0U, Eurydice_slice_len(slice, uint8_t), uint8_t), slice, uint8_t); memcpy(ret, out, (size_t)1120U * sizeof(uint8_t)); } /** Pad the `slice` with `0`s at the end. */ /** A monomorphic instance of libcrux_ml_kem.utils.into_padded_array with const generics - LEN= 64 */ static KRML_MUSTINLINE void libcrux_ml_kem_utils_into_padded_array_ea( Eurydice_slice slice, uint8_t ret[64U]) { uint8_t out[64U] = {0U}; uint8_t *uu____0 = out; Eurydice_slice_copy( Eurydice_array_to_subslice2(uu____0, (size_t)0U, Eurydice_slice_len(slice, uint8_t), uint8_t), slice, uint8_t); memcpy(ret, out, (size_t)64U * sizeof(uint8_t)); } /** A monomorphic instance of core.result.Result with types int16_t[16size_t], core_array_TryFromSliceError */ typedef struct Result_c0_s { Result_86_tags tag; union { int16_t case_Ok[16U]; TryFromSliceError case_Err; } val; } Result_c0; /** This function found in impl {core::result::Result} */ /** A monomorphic instance of core.result.unwrap_41 with types int16_t[16size_t], core_array_TryFromSliceError */ static inline void unwrap_41_f9(Result_c0 self, int16_t ret[16U]) { if (self.tag == Ok) { int16_t f0[16U]; memcpy(f0, self.val.case_Ok, (size_t)16U * sizeof(int16_t)); memcpy(ret, f0, (size_t)16U * sizeof(int16_t)); } else { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "unwrap not Ok"); KRML_HOST_EXIT(255U); } } /** A monomorphic instance of core.result.Result with types uint8_t[8size_t], core_array_TryFromSliceError */ typedef struct Result_56_s { Result_86_tags tag; union { uint8_t case_Ok[8U]; TryFromSliceError case_Err; } val; } Result_56; /** This function found in impl {core::result::Result} */ /** A monomorphic instance of core.result.unwrap_41 with types uint8_t[8size_t], core_array_TryFromSliceError */ static inline void unwrap_41_ac(Result_56 self, uint8_t ret[8U]) { if (self.tag == Ok) { uint8_t f0[8U]; memcpy(f0, self.val.case_Ok, (size_t)8U * sizeof(uint8_t)); memcpy(ret, f0, (size_t)8U * sizeof(uint8_t)); } else { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "unwrap not Ok"); KRML_HOST_EXIT(255U); } } typedef struct Eurydice_slice_uint8_t_x2_s { Eurydice_slice fst; Eurydice_slice snd; } Eurydice_slice_uint8_t_x2; typedef struct Eurydice_slice_uint8_t_1size_t__x2_s { Eurydice_slice fst[1U]; Eurydice_slice snd[1U]; } Eurydice_slice_uint8_t_1size_t__x2; #if defined(__cplusplus) } #endif #define __libcrux_core_H_DEFINED #endif /* from libcrux/libcrux-ml-kem/cg/libcrux_ct_ops.h */ /* * SPDX-FileCopyrightText: 2024 Cryspen Sarl * * SPDX-License-Identifier: MIT or Apache-2.0 * * This code was generated with the following revisions: * Charon: 6b5e110342a771a3e1c739b10294b1778e4be8b4 * Eurydice: 31be7d65ca5d6acdacfb33652e478d24dd85c1cb * Karamel: 3205d3365ea2790b02368f79fcee38e38d0b5908 * F*: a32b316e521fa4f239b610ec8f1d15e78d62cbe8-dirty * Libcrux: 4ad532b206174114dd4140b718e7794a28fc59ee */ #ifndef __libcrux_ct_ops_H #define __libcrux_ct_ops_H #if defined(__cplusplus) extern "C" { #endif /** Return 1 if `value` is not zero and 0 otherwise. */ static inline uint8_t libcrux_ml_kem_constant_time_ops_inz(uint8_t value) { uint16_t value0 = (uint16_t)value; uint16_t result = (((uint32_t)value0 | (uint32_t)core_num__u16_7__wrapping_add(~value0, 1U)) & 0xFFFFU) >> 8U & 1U; return (uint8_t)result; } static KRML_NOINLINE uint8_t libcrux_ml_kem_constant_time_ops_is_non_zero(uint8_t value) { return libcrux_ml_kem_constant_time_ops_inz(value); } /** Return 1 if the bytes of `lhs` and `rhs` do not exactly match and 0 otherwise. */ static inline uint8_t libcrux_ml_kem_constant_time_ops_compare( Eurydice_slice lhs, Eurydice_slice rhs) { uint8_t r = 0U; for (size_t i = (size_t)0U; i < Eurydice_slice_len(lhs, uint8_t); i++) { size_t i0 = i; r = (uint32_t)r | ((uint32_t)Eurydice_slice_index(lhs, i0, uint8_t, uint8_t *) ^ (uint32_t)Eurydice_slice_index(rhs, i0, uint8_t, uint8_t *)); } return libcrux_ml_kem_constant_time_ops_is_non_zero(r); } static KRML_NOINLINE uint8_t libcrux_ml_kem_constant_time_ops_compare_ciphertexts_in_constant_time( Eurydice_slice lhs, Eurydice_slice rhs) { return libcrux_ml_kem_constant_time_ops_compare(lhs, rhs); } /** If `selector` is not zero, return the bytes in `rhs`; return the bytes in `lhs` otherwise. */ static inline void libcrux_ml_kem_constant_time_ops_select_ct( Eurydice_slice lhs, Eurydice_slice rhs, uint8_t selector, uint8_t ret[32U]) { uint8_t mask = core_num__u8_6__wrapping_sub( libcrux_ml_kem_constant_time_ops_is_non_zero(selector), 1U); uint8_t out[32U] = {0U}; for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE; i++) { size_t i0 = i; out[i0] = ((uint32_t)Eurydice_slice_index(lhs, i0, uint8_t, uint8_t *) & (uint32_t)mask) | ((uint32_t)Eurydice_slice_index(rhs, i0, uint8_t, uint8_t *) & (uint32_t)~mask); } memcpy(ret, out, (size_t)32U * sizeof(uint8_t)); } static KRML_NOINLINE void libcrux_ml_kem_constant_time_ops_select_shared_secret_in_constant_time( Eurydice_slice lhs, Eurydice_slice rhs, uint8_t selector, uint8_t ret[32U]) { libcrux_ml_kem_constant_time_ops_select_ct(lhs, rhs, selector, ret); } static inline void libcrux_ml_kem_constant_time_ops_compare_ciphertexts_select_shared_secret_in_constant_time( Eurydice_slice lhs_c, Eurydice_slice rhs_c, Eurydice_slice lhs_s, Eurydice_slice rhs_s, uint8_t ret[32U]) { uint8_t selector = libcrux_ml_kem_constant_time_ops_compare_ciphertexts_in_constant_time( lhs_c, rhs_c); uint8_t ret0[32U]; libcrux_ml_kem_constant_time_ops_select_shared_secret_in_constant_time( lhs_s, rhs_s, selector, ret0); memcpy(ret, ret0, (size_t)32U * sizeof(uint8_t)); } #if defined(__cplusplus) } #endif #define __libcrux_ct_ops_H_DEFINED #endif /* from libcrux/libcrux-ml-kem/cg/libcrux_sha3_portable.h */ /* * SPDX-FileCopyrightText: 2024 Cryspen Sarl * * SPDX-License-Identifier: MIT or Apache-2.0 * * This code was generated with the following revisions: * Charon: 6b5e110342a771a3e1c739b10294b1778e4be8b4 * Eurydice: 31be7d65ca5d6acdacfb33652e478d24dd85c1cb * Karamel: 3205d3365ea2790b02368f79fcee38e38d0b5908 * F*: a32b316e521fa4f239b610ec8f1d15e78d62cbe8-dirty * Libcrux: 4ad532b206174114dd4140b718e7794a28fc59ee */ #ifndef __libcrux_sha3_portable_H #define __libcrux_sha3_portable_H #if defined(__cplusplus) extern "C" { #endif static const uint64_t libcrux_sha3_generic_keccak_ROUNDCONSTANTS[24U] = { 1ULL, 32898ULL, 9223372036854808714ULL, 9223372039002292224ULL, 32907ULL, 2147483649ULL, 9223372039002292353ULL, 9223372036854808585ULL, 138ULL, 136ULL, 2147516425ULL, 2147483658ULL, 2147516555ULL, 9223372036854775947ULL, 9223372036854808713ULL, 9223372036854808579ULL, 9223372036854808578ULL, 9223372036854775936ULL, 32778ULL, 9223372039002259466ULL, 9223372039002292353ULL, 9223372036854808704ULL, 2147483649ULL, 9223372039002292232ULL}; /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_zero_5a(void) { return 0ULL; } static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__veor5q_u64( uint64_t a, uint64_t b, uint64_t c, uint64_t d, uint64_t e) { uint64_t ab = a ^ b; uint64_t cd = c ^ d; uint64_t abcd = ab ^ cd; return abcd ^ e; } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor5_5a( uint64_t a, uint64_t b, uint64_t c, uint64_t d, uint64_t e) { return libcrux_sha3_portable_keccak__veor5q_u64(a, b, c, d, e); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 1 - RIGHT= 63 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb(uint64_t x) { return x << (uint32_t)(int32_t)1 | x >> (uint32_t)(int32_t)63; } static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vrax1q_u64(uint64_t a, uint64_t b) { uint64_t uu____0 = a; return uu____0 ^ libcrux_sha3_portable_keccak_rotate_left_cb(b); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left1_and_xor_5a(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vrax1q_u64(a, b); } static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vbcaxq_u64(uint64_t a, uint64_t b, uint64_t c) { return a ^ (b & ~c); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_and_not_xor_5a( uint64_t a, uint64_t b, uint64_t c) { return libcrux_sha3_portable_keccak__vbcaxq_u64(a, b, c); } static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__veorq_n_u64(uint64_t a, uint64_t c) { return a ^ c; } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_constant_5a(uint64_t a, uint64_t c) { return libcrux_sha3_portable_keccak__veorq_n_u64(a, c); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_5a(uint64_t a, uint64_t b) { return a ^ b; } static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_slice_1( Eurydice_slice a[1U], size_t start, size_t len, Eurydice_slice ret[1U]) { ret[0U] = Eurydice_slice_subslice2(a[0U], start, start + len, uint8_t); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_slice_n_5a( Eurydice_slice a[1U], size_t start, size_t len, Eurydice_slice ret[1U]) { /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_a[1U]; memcpy(copy_of_a, a, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret0[1U]; libcrux_sha3_portable_keccak_slice_1(copy_of_a, start, len, ret0); memcpy(ret, ret0, (size_t)1U * sizeof(Eurydice_slice)); } static KRML_MUSTINLINE Eurydice_slice_uint8_t_1size_t__x2 libcrux_sha3_portable_keccak_split_at_mut_1(Eurydice_slice out[1U], size_t mid) { Eurydice_slice_uint8_t_x2 uu____0 = Eurydice_slice_split_at_mut( out[0U], mid, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice out00 = uu____0.fst; Eurydice_slice out01 = uu____0.snd; Eurydice_slice_uint8_t_1size_t__x2 lit; lit.fst[0U] = out00; lit.snd[0U] = out01; return lit; } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ static KRML_MUSTINLINE Eurydice_slice_uint8_t_1size_t__x2 libcrux_sha3_portable_keccak_split_at_mut_n_5a(Eurydice_slice a[1U], size_t mid) { return libcrux_sha3_portable_keccak_split_at_mut_1(a, mid); } /** A monomorphic instance of libcrux_sha3.generic_keccak.KeccakState with types uint64_t with const generics - $1size_t */ typedef struct libcrux_sha3_generic_keccak_KeccakState_48_s { uint64_t st[5U][5U]; } libcrux_sha3_generic_keccak_KeccakState_48; /** Create a new Shake128 x4 state. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakState[TraitClause@0]#1} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.new_1e with types uint64_t with const generics - N= 1 */ static KRML_MUSTINLINE libcrux_sha3_generic_keccak_KeccakState_48 libcrux_sha3_generic_keccak_new_1e_f4(void) { libcrux_sha3_generic_keccak_KeccakState_48 lit; lit.st[0U][0U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[0U][1U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[0U][2U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[0U][3U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[0U][4U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[1U][0U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[1U][1U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[1U][2U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[1U][3U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[1U][4U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[2U][0U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[2U][1U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[2U][2U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[2U][3U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[2U][4U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[3U][0U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[3U][1U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[3U][2U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[3U][3U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[3U][4U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[4U][0U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[4U][1U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[4U][2U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[4U][3U] = libcrux_sha3_portable_keccak_zero_5a(); lit.st[4U][4U] = libcrux_sha3_portable_keccak_zero_5a(); return lit; } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block with const generics - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_2c( uint64_t (*s)[5U], Eurydice_slice blocks[1U]) { for (size_t i = (size_t)0U; i < (size_t)72U / (size_t)8U; i++) { size_t i0 = i; uint8_t uu____0[8U]; Result_56 dst; Eurydice_slice_to_array2( &dst, Eurydice_slice_subslice2(blocks[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t), Eurydice_slice, uint8_t[8U]); unwrap_41_ac(dst, uu____0); size_t uu____1 = i0 / (size_t)5U; size_t uu____2 = i0 % (size_t)5U; s[uu____1][uu____2] = s[uu____1][uu____2] ^ core_num__u64_9__from_le_bytes(uu____0); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_5a with const generics - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_5a_b8( uint64_t (*a)[5U], Eurydice_slice b[1U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_b[1U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_2c(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 36 - RIGHT= 28 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb0(uint64_t x) { return x << (uint32_t)(int32_t)36 | x >> (uint32_t)(int32_t)28; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 36 - RIGHT= 28 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_42(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb0(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 36 - RIGHT= 28 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_42(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 3 - RIGHT= 61 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb1(uint64_t x) { return x << (uint32_t)(int32_t)3 | x >> (uint32_t)(int32_t)61; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 3 - RIGHT= 61 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_420(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb1(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 3 - RIGHT= 61 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb0(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_420(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 41 - RIGHT= 23 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb2(uint64_t x) { return x << (uint32_t)(int32_t)41 | x >> (uint32_t)(int32_t)23; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 41 - RIGHT= 23 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_421(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb2(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 41 - RIGHT= 23 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb1(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_421(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 18 - RIGHT= 46 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb3(uint64_t x) { return x << (uint32_t)(int32_t)18 | x >> (uint32_t)(int32_t)46; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 18 - RIGHT= 46 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_422(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb3(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 18 - RIGHT= 46 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb2(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_422(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 1 - RIGHT= 63 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_423(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 1 - RIGHT= 63 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb3(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_423(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 44 - RIGHT= 20 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb4(uint64_t x) { return x << (uint32_t)(int32_t)44 | x >> (uint32_t)(int32_t)20; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 44 - RIGHT= 20 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_424(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb4(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 44 - RIGHT= 20 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb4(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_424(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 10 - RIGHT= 54 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb5(uint64_t x) { return x << (uint32_t)(int32_t)10 | x >> (uint32_t)(int32_t)54; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 10 - RIGHT= 54 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_425(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb5(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 10 - RIGHT= 54 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb5(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_425(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 45 - RIGHT= 19 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb6(uint64_t x) { return x << (uint32_t)(int32_t)45 | x >> (uint32_t)(int32_t)19; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 45 - RIGHT= 19 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_426(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb6(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 45 - RIGHT= 19 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb6(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_426(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 2 - RIGHT= 62 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb7(uint64_t x) { return x << (uint32_t)(int32_t)2 | x >> (uint32_t)(int32_t)62; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 2 - RIGHT= 62 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_427(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb7(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 2 - RIGHT= 62 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb7(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_427(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 62 - RIGHT= 2 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb8(uint64_t x) { return x << (uint32_t)(int32_t)62 | x >> (uint32_t)(int32_t)2; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 62 - RIGHT= 2 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_428(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb8(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 62 - RIGHT= 2 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb8(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_428(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 6 - RIGHT= 58 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb9(uint64_t x) { return x << (uint32_t)(int32_t)6 | x >> (uint32_t)(int32_t)58; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 6 - RIGHT= 58 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_429(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb9(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 6 - RIGHT= 58 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb9(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_429(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 43 - RIGHT= 21 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb10(uint64_t x) { return x << (uint32_t)(int32_t)43 | x >> (uint32_t)(int32_t)21; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 43 - RIGHT= 21 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4210(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb10(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 43 - RIGHT= 21 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb10(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4210(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 15 - RIGHT= 49 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb11(uint64_t x) { return x << (uint32_t)(int32_t)15 | x >> (uint32_t)(int32_t)49; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 15 - RIGHT= 49 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4211(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb11(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 15 - RIGHT= 49 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb11(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4211(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 61 - RIGHT= 3 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb12(uint64_t x) { return x << (uint32_t)(int32_t)61 | x >> (uint32_t)(int32_t)3; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 61 - RIGHT= 3 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4212(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb12(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 61 - RIGHT= 3 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb12(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4212(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 28 - RIGHT= 36 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb13(uint64_t x) { return x << (uint32_t)(int32_t)28 | x >> (uint32_t)(int32_t)36; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 28 - RIGHT= 36 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4213(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb13(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 28 - RIGHT= 36 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb13(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4213(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 55 - RIGHT= 9 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb14(uint64_t x) { return x << (uint32_t)(int32_t)55 | x >> (uint32_t)(int32_t)9; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 55 - RIGHT= 9 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4214(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb14(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 55 - RIGHT= 9 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb14(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4214(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 25 - RIGHT= 39 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb15(uint64_t x) { return x << (uint32_t)(int32_t)25 | x >> (uint32_t)(int32_t)39; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 25 - RIGHT= 39 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4215(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb15(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 25 - RIGHT= 39 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb15(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4215(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 21 - RIGHT= 43 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb16(uint64_t x) { return x << (uint32_t)(int32_t)21 | x >> (uint32_t)(int32_t)43; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 21 - RIGHT= 43 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4216(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb16(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 21 - RIGHT= 43 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb16(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4216(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 56 - RIGHT= 8 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb17(uint64_t x) { return x << (uint32_t)(int32_t)56 | x >> (uint32_t)(int32_t)8; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 56 - RIGHT= 8 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4217(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb17(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 56 - RIGHT= 8 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb17(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4217(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 27 - RIGHT= 37 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb18(uint64_t x) { return x << (uint32_t)(int32_t)27 | x >> (uint32_t)(int32_t)37; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 27 - RIGHT= 37 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4218(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb18(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 27 - RIGHT= 37 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb18(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4218(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 20 - RIGHT= 44 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb19(uint64_t x) { return x << (uint32_t)(int32_t)20 | x >> (uint32_t)(int32_t)44; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 20 - RIGHT= 44 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4219(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb19(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 20 - RIGHT= 44 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb19(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4219(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 39 - RIGHT= 25 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb20(uint64_t x) { return x << (uint32_t)(int32_t)39 | x >> (uint32_t)(int32_t)25; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 39 - RIGHT= 25 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4220(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb20(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 39 - RIGHT= 25 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb20(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4220(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 8 - RIGHT= 56 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb21(uint64_t x) { return x << (uint32_t)(int32_t)8 | x >> (uint32_t)(int32_t)56; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 8 - RIGHT= 56 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4221(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb21(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 8 - RIGHT= 56 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb21(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4221(a, b); } /** A monomorphic instance of libcrux_sha3.portable_keccak.rotate_left with const generics - LEFT= 14 - RIGHT= 50 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_rotate_left_cb22(uint64_t x) { return x << (uint32_t)(int32_t)14 | x >> (uint32_t)(int32_t)50; } /** A monomorphic instance of libcrux_sha3.portable_keccak._vxarq_u64 with const generics - LEFT= 14 - RIGHT= 50 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak__vxarq_u64_4222(uint64_t a, uint64_t b) { uint64_t ab = a ^ b; return libcrux_sha3_portable_keccak_rotate_left_cb22(ab); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.xor_and_rotate_5a with const generics - LEFT= 14 - RIGHT= 50 */ static KRML_MUSTINLINE uint64_t libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb22(uint64_t a, uint64_t b) { return libcrux_sha3_portable_keccak__vxarq_u64_4222(a, b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.theta_rho with types uint64_t with const generics - N= 1 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_theta_rho_16( libcrux_sha3_generic_keccak_KeccakState_48 *s) { uint64_t c[5U] = { libcrux_sha3_portable_keccak_xor5_5a(s->st[0U][0U], s->st[1U][0U], s->st[2U][0U], s->st[3U][0U], s->st[4U][0U]), libcrux_sha3_portable_keccak_xor5_5a(s->st[0U][1U], s->st[1U][1U], s->st[2U][1U], s->st[3U][1U], s->st[4U][1U]), libcrux_sha3_portable_keccak_xor5_5a(s->st[0U][2U], s->st[1U][2U], s->st[2U][2U], s->st[3U][2U], s->st[4U][2U]), libcrux_sha3_portable_keccak_xor5_5a(s->st[0U][3U], s->st[1U][3U], s->st[2U][3U], s->st[3U][3U], s->st[4U][3U]), libcrux_sha3_portable_keccak_xor5_5a(s->st[0U][4U], s->st[1U][4U], s->st[2U][4U], s->st[3U][4U], s->st[4U][4U])}; uint64_t uu____0 = libcrux_sha3_portable_keccak_rotate_left1_and_xor_5a( c[((size_t)0U + (size_t)4U) % (size_t)5U], c[((size_t)0U + (size_t)1U) % (size_t)5U]); uint64_t uu____1 = libcrux_sha3_portable_keccak_rotate_left1_and_xor_5a( c[((size_t)1U + (size_t)4U) % (size_t)5U], c[((size_t)1U + (size_t)1U) % (size_t)5U]); uint64_t uu____2 = libcrux_sha3_portable_keccak_rotate_left1_and_xor_5a( c[((size_t)2U + (size_t)4U) % (size_t)5U], c[((size_t)2U + (size_t)1U) % (size_t)5U]); uint64_t uu____3 = libcrux_sha3_portable_keccak_rotate_left1_and_xor_5a( c[((size_t)3U + (size_t)4U) % (size_t)5U], c[((size_t)3U + (size_t)1U) % (size_t)5U]); uint64_t t[5U] = {uu____0, uu____1, uu____2, uu____3, libcrux_sha3_portable_keccak_rotate_left1_and_xor_5a( c[((size_t)4U + (size_t)4U) % (size_t)5U], c[((size_t)4U + (size_t)1U) % (size_t)5U])}; s->st[0U][0U] = libcrux_sha3_portable_keccak_xor_5a(s->st[0U][0U], t[0U]); s->st[1U][0U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb(s->st[1U][0U], t[0U]); s->st[2U][0U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb0(s->st[2U][0U], t[0U]); s->st[3U][0U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb1(s->st[3U][0U], t[0U]); s->st[4U][0U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb2(s->st[4U][0U], t[0U]); s->st[0U][1U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb3(s->st[0U][1U], t[1U]); s->st[1U][1U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb4(s->st[1U][1U], t[1U]); s->st[2U][1U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb5(s->st[2U][1U], t[1U]); s->st[3U][1U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb6(s->st[3U][1U], t[1U]); s->st[4U][1U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb7(s->st[4U][1U], t[1U]); s->st[0U][2U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb8(s->st[0U][2U], t[2U]); s->st[1U][2U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb9(s->st[1U][2U], t[2U]); s->st[2U][2U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb10(s->st[2U][2U], t[2U]); s->st[3U][2U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb11(s->st[3U][2U], t[2U]); s->st[4U][2U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb12(s->st[4U][2U], t[2U]); s->st[0U][3U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb13(s->st[0U][3U], t[3U]); s->st[1U][3U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb14(s->st[1U][3U], t[3U]); s->st[2U][3U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb15(s->st[2U][3U], t[3U]); s->st[3U][3U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb16(s->st[3U][3U], t[3U]); s->st[4U][3U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb17(s->st[4U][3U], t[3U]); s->st[0U][4U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb18(s->st[0U][4U], t[4U]); s->st[1U][4U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb19(s->st[1U][4U], t[4U]); s->st[2U][4U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb20(s->st[2U][4U], t[4U]); s->st[3U][4U] = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb21(s->st[3U][4U], t[4U]); uint64_t uu____27 = libcrux_sha3_portable_keccak_xor_and_rotate_5a_bb22(s->st[4U][4U], t[4U]); s->st[4U][4U] = uu____27; } /** A monomorphic instance of libcrux_sha3.generic_keccak.pi with types uint64_t with const generics - N= 1 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_pi_1d( libcrux_sha3_generic_keccak_KeccakState_48 *s) { uint64_t old[5U][5U]; memcpy(old, s->st, (size_t)5U * sizeof(uint64_t[5U])); s->st[0U][1U] = old[1U][1U]; s->st[0U][2U] = old[2U][2U]; s->st[0U][3U] = old[3U][3U]; s->st[0U][4U] = old[4U][4U]; s->st[1U][0U] = old[0U][3U]; s->st[1U][1U] = old[1U][4U]; s->st[1U][2U] = old[2U][0U]; s->st[1U][3U] = old[3U][1U]; s->st[1U][4U] = old[4U][2U]; s->st[2U][0U] = old[0U][1U]; s->st[2U][1U] = old[1U][2U]; s->st[2U][2U] = old[2U][3U]; s->st[2U][3U] = old[3U][4U]; s->st[2U][4U] = old[4U][0U]; s->st[3U][0U] = old[0U][4U]; s->st[3U][1U] = old[1U][0U]; s->st[3U][2U] = old[2U][1U]; s->st[3U][3U] = old[3U][2U]; s->st[3U][4U] = old[4U][3U]; s->st[4U][0U] = old[0U][2U]; s->st[4U][1U] = old[1U][3U]; s->st[4U][2U] = old[2U][4U]; s->st[4U][3U] = old[3U][0U]; s->st[4U][4U] = old[4U][1U]; } /** A monomorphic instance of libcrux_sha3.generic_keccak.chi with types uint64_t with const generics - N= 1 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_chi_12( libcrux_sha3_generic_keccak_KeccakState_48 *s) { uint64_t old[5U][5U]; memcpy(old, s->st, (size_t)5U * sizeof(uint64_t[5U])); for (size_t i0 = (size_t)0U; i0 < (size_t)5U; i0++) { size_t i1 = i0; for (size_t i = (size_t)0U; i < (size_t)5U; i++) { size_t j = i; s->st[i1][j] = libcrux_sha3_portable_keccak_and_not_xor_5a( s->st[i1][j], old[i1][(j + (size_t)2U) % (size_t)5U], old[i1][(j + (size_t)1U) % (size_t)5U]); } } } /** A monomorphic instance of libcrux_sha3.generic_keccak.iota with types uint64_t with const generics - N= 1 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_iota_62( libcrux_sha3_generic_keccak_KeccakState_48 *s, size_t i) { s->st[0U][0U] = libcrux_sha3_portable_keccak_xor_constant_5a( s->st[0U][0U], libcrux_sha3_generic_keccak_ROUNDCONSTANTS[i]); } /** A monomorphic instance of libcrux_sha3.generic_keccak.keccakf1600 with types uint64_t with const generics - N= 1 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_keccakf1600_21( libcrux_sha3_generic_keccak_KeccakState_48 *s) { for (size_t i = (size_t)0U; i < (size_t)24U; i++) { size_t i0 = i; libcrux_sha3_generic_keccak_theta_rho_16(s); libcrux_sha3_generic_keccak_pi_1d(s); libcrux_sha3_generic_keccak_chi_12(s); libcrux_sha3_generic_keccak_iota_62(s, i0); } } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_block with types uint64_t with const generics - N= 1 - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_block_df( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice blocks[1U]) { uint64_t(*uu____0)[5U] = s->st; Eurydice_slice uu____1[1U]; memcpy(uu____1, blocks, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_5a_b8(uu____0, uu____1); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full with const generics - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_df( uint64_t (*s)[5U], uint8_t blocks[1U][200U]) { Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, blocks[0U], uint8_t)}; libcrux_sha3_portable_keccak_load_block_2c(s, buf); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full_5a with const generics - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_5a_d2( uint64_t (*a)[5U], uint8_t b[1U][200U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_b[1U][200U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_df(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_final with types uint64_t with const generics - N= 1 - RATE= 72 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_final_c7( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice last[1U]) { size_t last_len = Eurydice_slice_len(last[0U], uint8_t); uint8_t blocks[1U][200U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; if (last_len > (size_t)0U) { Eurydice_slice uu____0 = Eurydice_array_to_subslice2( blocks[i0], (size_t)0U, last_len, uint8_t); Eurydice_slice_copy(uu____0, last[i0], uint8_t); } blocks[i0][last_len] = 6U; size_t uu____1 = i0; size_t uu____2 = (size_t)72U - (size_t)1U; blocks[uu____1][uu____2] = (uint32_t)blocks[uu____1][uu____2] | 128U; } uint64_t(*uu____3)[5U] = s->st; uint8_t uu____4[1U][200U]; memcpy(uu____4, blocks, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_5a_d2(uu____3, uu____4); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block with const generics - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_58( uint64_t (*s)[5U], Eurydice_slice out[1U]) { for (size_t i = (size_t)0U; i < (size_t)72U / (size_t)8U; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_slice_subslice2( out[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes(s[i0 / (size_t)5U][i0 % (size_t)5U], ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); } } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full with const generics - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_2d( uint64_t (*s)[5U], uint8_t ret[1U][200U]) { uint8_t out[200U] = {0U}; Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, out, uint8_t)}; libcrux_sha3_portable_keccak_store_block_58(s, buf); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_out[200U]; memcpy(copy_of_out, out, (size_t)200U * sizeof(uint8_t)); memcpy(ret[0U], copy_of_out, (size_t)200U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full_5a with const generics - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_5a_29( uint64_t (*a)[5U], uint8_t ret[1U][200U]) { libcrux_sha3_portable_keccak_store_block_full_2d(a, ret); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_and_last with types uint64_t with const generics - N= 1 - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_and_last_c5( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_29(s->st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_5a with const generics - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_5a_59( uint64_t (*a)[5U], Eurydice_slice b[1U]) { libcrux_sha3_portable_keccak_store_block_58(a, b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_block with types uint64_t with const generics - N= 1 - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_block_84( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_portable_keccak_store_block_5a_59(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_next_block with types uint64_t with const generics - N= 1 - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_next_block_fc( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(s); libcrux_sha3_portable_keccak_store_block_5a_59(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_last with types uint64_t with const generics - N= 1 - RATE= 72 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_last_cf( libcrux_sha3_generic_keccak_KeccakState_48 s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(&s); uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_29(s.st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** A monomorphic instance of libcrux_sha3.generic_keccak.keccak with types uint64_t with const generics - N= 1 - RATE= 72 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_keccak_e9( Eurydice_slice data[1U], Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_KeccakState_48 s = libcrux_sha3_generic_keccak_new_1e_f4(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(data[0U], uint8_t) / (size_t)72U; i++) { size_t i0 = i; libcrux_sha3_generic_keccak_KeccakState_48 *uu____0 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a(copy_of_data, i0 * (size_t)72U, (size_t)72U, ret); libcrux_sha3_generic_keccak_absorb_block_df(uu____0, ret); } size_t rem = Eurydice_slice_len(data[0U], uint8_t) % (size_t)72U; libcrux_sha3_generic_keccak_KeccakState_48 *uu____2 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a( copy_of_data, Eurydice_slice_len(data[0U], uint8_t) - rem, rem, ret); libcrux_sha3_generic_keccak_absorb_final_c7(uu____2, ret); size_t outlen = Eurydice_slice_len(out[0U], uint8_t); size_t blocks = outlen / (size_t)72U; size_t last = outlen - outlen % (size_t)72U; if (blocks == (size_t)0U) { libcrux_sha3_generic_keccak_squeeze_first_and_last_c5(&s, out); } else { Eurydice_slice_uint8_t_1size_t__x2 uu____4 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, (size_t)72U); Eurydice_slice o0[1U]; memcpy(o0, uu____4.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o1[1U]; memcpy(o1, uu____4.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_first_block_84(&s, o0); core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){.start = (size_t)1U, .end = blocks}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { if (core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3) .tag == None) { break; } else { Eurydice_slice_uint8_t_1size_t__x2 uu____5 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o1, (size_t)72U); Eurydice_slice o[1U]; memcpy(o, uu____5.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice orest[1U]; memcpy(orest, uu____5.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc(&s, o); memcpy(o1, orest, (size_t)1U * sizeof(Eurydice_slice)); } } if (last < outlen) { libcrux_sha3_generic_keccak_squeeze_last_cf(s, o1); } } } /** A monomorphic instance of libcrux_sha3.portable.keccakx1 with const generics - RATE= 72 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccakx1_ce( Eurydice_slice data[1U], Eurydice_slice out[1U]) { /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_keccak_e9(copy_of_data, out); } /** A portable SHA3 512 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_portable_sha512(Eurydice_slice digest, Eurydice_slice data) { Eurydice_slice buf0[1U] = {data}; Eurydice_slice buf[1U] = {digest}; libcrux_sha3_portable_keccakx1_ce(buf0, buf); } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_2c0( uint64_t (*s)[5U], Eurydice_slice blocks[1U]) { for (size_t i = (size_t)0U; i < (size_t)136U / (size_t)8U; i++) { size_t i0 = i; uint8_t uu____0[8U]; Result_56 dst; Eurydice_slice_to_array2( &dst, Eurydice_slice_subslice2(blocks[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t), Eurydice_slice, uint8_t[8U]); unwrap_41_ac(dst, uu____0); size_t uu____1 = i0 / (size_t)5U; size_t uu____2 = i0 % (size_t)5U; s[uu____1][uu____2] = s[uu____1][uu____2] ^ core_num__u64_9__from_le_bytes(uu____0); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_5a with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_5a_b80( uint64_t (*a)[5U], Eurydice_slice b[1U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_b[1U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_2c0(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_block with types uint64_t with const generics - N= 1 - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_block_df0( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice blocks[1U]) { uint64_t(*uu____0)[5U] = s->st; Eurydice_slice uu____1[1U]; memcpy(uu____1, blocks, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_5a_b80(uu____0, uu____1); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_df0( uint64_t (*s)[5U], uint8_t blocks[1U][200U]) { Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, blocks[0U], uint8_t)}; libcrux_sha3_portable_keccak_load_block_2c0(s, buf); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full_5a with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_5a_d20( uint64_t (*a)[5U], uint8_t b[1U][200U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_b[1U][200U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_df0(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_final with types uint64_t with const generics - N= 1 - RATE= 136 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_final_c70( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice last[1U]) { size_t last_len = Eurydice_slice_len(last[0U], uint8_t); uint8_t blocks[1U][200U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; if (last_len > (size_t)0U) { Eurydice_slice uu____0 = Eurydice_array_to_subslice2( blocks[i0], (size_t)0U, last_len, uint8_t); Eurydice_slice_copy(uu____0, last[i0], uint8_t); } blocks[i0][last_len] = 6U; size_t uu____1 = i0; size_t uu____2 = (size_t)136U - (size_t)1U; blocks[uu____1][uu____2] = (uint32_t)blocks[uu____1][uu____2] | 128U; } uint64_t(*uu____3)[5U] = s->st; uint8_t uu____4[1U][200U]; memcpy(uu____4, blocks, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_5a_d20(uu____3, uu____4); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_580( uint64_t (*s)[5U], Eurydice_slice out[1U]) { for (size_t i = (size_t)0U; i < (size_t)136U / (size_t)8U; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_slice_subslice2( out[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes(s[i0 / (size_t)5U][i0 % (size_t)5U], ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); } } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_2d0( uint64_t (*s)[5U], uint8_t ret[1U][200U]) { uint8_t out[200U] = {0U}; Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, out, uint8_t)}; libcrux_sha3_portable_keccak_store_block_580(s, buf); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_out[200U]; memcpy(copy_of_out, out, (size_t)200U * sizeof(uint8_t)); memcpy(ret[0U], copy_of_out, (size_t)200U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full_5a with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_5a_290(uint64_t (*a)[5U], uint8_t ret[1U][200U]) { libcrux_sha3_portable_keccak_store_block_full_2d0(a, ret); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_and_last with types uint64_t with const generics - N= 1 - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_and_last_c50( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_290(s->st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_5a with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_5a_590( uint64_t (*a)[5U], Eurydice_slice b[1U]) { libcrux_sha3_portable_keccak_store_block_580(a, b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_block with types uint64_t with const generics - N= 1 - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_block_840( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_portable_keccak_store_block_5a_590(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_next_block with types uint64_t with const generics - N= 1 - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_next_block_fc0( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(s); libcrux_sha3_portable_keccak_store_block_5a_590(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_last with types uint64_t with const generics - N= 1 - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_last_cf0( libcrux_sha3_generic_keccak_KeccakState_48 s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(&s); uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_290(s.st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** A monomorphic instance of libcrux_sha3.generic_keccak.keccak with types uint64_t with const generics - N= 1 - RATE= 136 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_keccak_e90( Eurydice_slice data[1U], Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_KeccakState_48 s = libcrux_sha3_generic_keccak_new_1e_f4(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(data[0U], uint8_t) / (size_t)136U; i++) { size_t i0 = i; libcrux_sha3_generic_keccak_KeccakState_48 *uu____0 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a(copy_of_data, i0 * (size_t)136U, (size_t)136U, ret); libcrux_sha3_generic_keccak_absorb_block_df0(uu____0, ret); } size_t rem = Eurydice_slice_len(data[0U], uint8_t) % (size_t)136U; libcrux_sha3_generic_keccak_KeccakState_48 *uu____2 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a( copy_of_data, Eurydice_slice_len(data[0U], uint8_t) - rem, rem, ret); libcrux_sha3_generic_keccak_absorb_final_c70(uu____2, ret); size_t outlen = Eurydice_slice_len(out[0U], uint8_t); size_t blocks = outlen / (size_t)136U; size_t last = outlen - outlen % (size_t)136U; if (blocks == (size_t)0U) { libcrux_sha3_generic_keccak_squeeze_first_and_last_c50(&s, out); } else { Eurydice_slice_uint8_t_1size_t__x2 uu____4 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, (size_t)136U); Eurydice_slice o0[1U]; memcpy(o0, uu____4.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o1[1U]; memcpy(o1, uu____4.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_first_block_840(&s, o0); core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){.start = (size_t)1U, .end = blocks}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { if (core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3) .tag == None) { break; } else { Eurydice_slice_uint8_t_1size_t__x2 uu____5 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o1, (size_t)136U); Eurydice_slice o[1U]; memcpy(o, uu____5.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice orest[1U]; memcpy(orest, uu____5.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc0(&s, o); memcpy(o1, orest, (size_t)1U * sizeof(Eurydice_slice)); } } if (last < outlen) { libcrux_sha3_generic_keccak_squeeze_last_cf0(s, o1); } } } /** A monomorphic instance of libcrux_sha3.portable.keccakx1 with const generics - RATE= 136 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccakx1_ce0( Eurydice_slice data[1U], Eurydice_slice out[1U]) { /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_keccak_e90(copy_of_data, out); } /** A portable SHA3 256 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_portable_sha256(Eurydice_slice digest, Eurydice_slice data) { Eurydice_slice buf0[1U] = {data}; Eurydice_slice buf[1U] = {digest}; libcrux_sha3_portable_keccakx1_ce0(buf0, buf); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_final with types uint64_t with const generics - N= 1 - RATE= 136 - DELIM= 31 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_final_c71( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice last[1U]) { size_t last_len = Eurydice_slice_len(last[0U], uint8_t); uint8_t blocks[1U][200U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; if (last_len > (size_t)0U) { Eurydice_slice uu____0 = Eurydice_array_to_subslice2( blocks[i0], (size_t)0U, last_len, uint8_t); Eurydice_slice_copy(uu____0, last[i0], uint8_t); } blocks[i0][last_len] = 31U; size_t uu____1 = i0; size_t uu____2 = (size_t)136U - (size_t)1U; blocks[uu____1][uu____2] = (uint32_t)blocks[uu____1][uu____2] | 128U; } uint64_t(*uu____3)[5U] = s->st; uint8_t uu____4[1U][200U]; memcpy(uu____4, blocks, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_5a_d20(uu____3, uu____4); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.generic_keccak.keccak with types uint64_t with const generics - N= 1 - RATE= 136 - DELIM= 31 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_keccak_e91( Eurydice_slice data[1U], Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_KeccakState_48 s = libcrux_sha3_generic_keccak_new_1e_f4(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(data[0U], uint8_t) / (size_t)136U; i++) { size_t i0 = i; libcrux_sha3_generic_keccak_KeccakState_48 *uu____0 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a(copy_of_data, i0 * (size_t)136U, (size_t)136U, ret); libcrux_sha3_generic_keccak_absorb_block_df0(uu____0, ret); } size_t rem = Eurydice_slice_len(data[0U], uint8_t) % (size_t)136U; libcrux_sha3_generic_keccak_KeccakState_48 *uu____2 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a( copy_of_data, Eurydice_slice_len(data[0U], uint8_t) - rem, rem, ret); libcrux_sha3_generic_keccak_absorb_final_c71(uu____2, ret); size_t outlen = Eurydice_slice_len(out[0U], uint8_t); size_t blocks = outlen / (size_t)136U; size_t last = outlen - outlen % (size_t)136U; if (blocks == (size_t)0U) { libcrux_sha3_generic_keccak_squeeze_first_and_last_c50(&s, out); } else { Eurydice_slice_uint8_t_1size_t__x2 uu____4 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, (size_t)136U); Eurydice_slice o0[1U]; memcpy(o0, uu____4.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o1[1U]; memcpy(o1, uu____4.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_first_block_840(&s, o0); core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){.start = (size_t)1U, .end = blocks}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { if (core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3) .tag == None) { break; } else { Eurydice_slice_uint8_t_1size_t__x2 uu____5 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o1, (size_t)136U); Eurydice_slice o[1U]; memcpy(o, uu____5.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice orest[1U]; memcpy(orest, uu____5.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc0(&s, o); memcpy(o1, orest, (size_t)1U * sizeof(Eurydice_slice)); } } if (last < outlen) { libcrux_sha3_generic_keccak_squeeze_last_cf0(s, o1); } } } /** A monomorphic instance of libcrux_sha3.portable.keccakx1 with const generics - RATE= 136 - DELIM= 31 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccakx1_ce1( Eurydice_slice data[1U], Eurydice_slice out[1U]) { /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_keccak_e91(copy_of_data, out); } /** A portable SHAKE256 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_portable_shake256( Eurydice_slice digest, Eurydice_slice data) { Eurydice_slice buf0[1U] = {data}; Eurydice_slice buf[1U] = {digest}; libcrux_sha3_portable_keccakx1_ce1(buf0, buf); } typedef libcrux_sha3_generic_keccak_KeccakState_48 libcrux_sha3_portable_KeccakState; /** Create a new SHAKE-128 state object. */ static KRML_MUSTINLINE libcrux_sha3_generic_keccak_KeccakState_48 libcrux_sha3_portable_incremental_shake128_init(void) { return libcrux_sha3_generic_keccak_new_1e_f4(); } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_2c1( uint64_t (*s)[5U], Eurydice_slice blocks[1U]) { for (size_t i = (size_t)0U; i < (size_t)168U / (size_t)8U; i++) { size_t i0 = i; uint8_t uu____0[8U]; Result_56 dst; Eurydice_slice_to_array2( &dst, Eurydice_slice_subslice2(blocks[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t), Eurydice_slice, uint8_t[8U]); unwrap_41_ac(dst, uu____0); size_t uu____1 = i0 / (size_t)5U; size_t uu____2 = i0 % (size_t)5U; s[uu____1][uu____2] = s[uu____1][uu____2] ^ core_num__u64_9__from_le_bytes(uu____0); } } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_df1( uint64_t (*s)[5U], uint8_t blocks[1U][200U]) { Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, blocks[0U], uint8_t)}; libcrux_sha3_portable_keccak_load_block_2c1(s, buf); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full_5a with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_5a_d21( uint64_t (*a)[5U], uint8_t b[1U][200U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_b[1U][200U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_df1(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_final with types uint64_t with const generics - N= 1 - RATE= 168 - DELIM= 31 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_final_c72( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice last[1U]) { size_t last_len = Eurydice_slice_len(last[0U], uint8_t); uint8_t blocks[1U][200U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; if (last_len > (size_t)0U) { Eurydice_slice uu____0 = Eurydice_array_to_subslice2( blocks[i0], (size_t)0U, last_len, uint8_t); Eurydice_slice_copy(uu____0, last[i0], uint8_t); } blocks[i0][last_len] = 31U; size_t uu____1 = i0; size_t uu____2 = (size_t)168U - (size_t)1U; blocks[uu____1][uu____2] = (uint32_t)blocks[uu____1][uu____2] | 128U; } uint64_t(*uu____3)[5U] = s->st; uint8_t uu____4[1U][200U]; memcpy(uu____4, blocks, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_5a_d21(uu____3, uu____4); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** Absorb */ static KRML_MUSTINLINE void libcrux_sha3_portable_incremental_shake128_absorb_final( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice data0) { Eurydice_slice buf[1U] = {data0}; libcrux_sha3_generic_keccak_absorb_final_c72(s, buf); } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_581( uint64_t (*s)[5U], Eurydice_slice out[1U]) { for (size_t i = (size_t)0U; i < (size_t)168U / (size_t)8U; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_slice_subslice2( out[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes(s[i0 / (size_t)5U][i0 % (size_t)5U], ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_5a with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_5a_591( uint64_t (*a)[5U], Eurydice_slice b[1U]) { libcrux_sha3_portable_keccak_store_block_581(a, b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_next_block with types uint64_t with const generics - N= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_next_block_fc1( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(s); libcrux_sha3_portable_keccak_store_block_5a_591(s->st, out); } /** Squeeze another block */ static KRML_MUSTINLINE void libcrux_sha3_portable_incremental_shake128_squeeze_next_block( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out0) { Eurydice_slice buf[1U] = {out0}; libcrux_sha3_generic_keccak_squeeze_next_block_fc1(s, buf); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_block with types uint64_t with const generics - N= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_block_841( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_portable_keccak_store_block_5a_591(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_three_blocks with types uint64_t with const generics - N= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_three_blocks_cc( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { Eurydice_slice_uint8_t_1size_t__x2 uu____0 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, (size_t)168U); Eurydice_slice o0[1U]; memcpy(o0, uu____0.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o10[1U]; memcpy(o10, uu____0.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_first_block_841(s, o0); Eurydice_slice_uint8_t_1size_t__x2 uu____1 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o10, (size_t)168U); Eurydice_slice o1[1U]; memcpy(o1, uu____1.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o2[1U]; memcpy(o2, uu____1.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc1(s, o1); libcrux_sha3_generic_keccak_squeeze_next_block_fc1(s, o2); } /** Squeeze three blocks */ static KRML_MUSTINLINE void libcrux_sha3_portable_incremental_shake128_squeeze_first_three_blocks( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out0) { Eurydice_slice buf[1U] = {out0}; libcrux_sha3_generic_keccak_squeeze_first_three_blocks_cc(s, buf); } #define libcrux_sha3_Sha224 0 #define libcrux_sha3_Sha256 1 #define libcrux_sha3_Sha384 2 #define libcrux_sha3_Sha512 3 typedef uint8_t libcrux_sha3_Algorithm; /** Returns the output size of a digest. */ static inline size_t libcrux_sha3_digest_size(libcrux_sha3_Algorithm mode) { size_t uu____0; switch (mode) { case libcrux_sha3_Sha224: { uu____0 = (size_t)28U; break; } case libcrux_sha3_Sha256: { uu____0 = (size_t)32U; break; } case libcrux_sha3_Sha384: { uu____0 = (size_t)48U; break; } case libcrux_sha3_Sha512: { uu____0 = (size_t)64U; break; } default: { KRML_HOST_EPRINTF("KaRaMeL incomplete match at %s:%d\n", __FILE__, __LINE__); KRML_HOST_EXIT(253U); } } return uu____0; } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block with const generics - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_2c2( uint64_t (*s)[5U], Eurydice_slice blocks[1U]) { for (size_t i = (size_t)0U; i < (size_t)144U / (size_t)8U; i++) { size_t i0 = i; uint8_t uu____0[8U]; Result_56 dst; Eurydice_slice_to_array2( &dst, Eurydice_slice_subslice2(blocks[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t), Eurydice_slice, uint8_t[8U]); unwrap_41_ac(dst, uu____0); size_t uu____1 = i0 / (size_t)5U; size_t uu____2 = i0 % (size_t)5U; s[uu____1][uu____2] = s[uu____1][uu____2] ^ core_num__u64_9__from_le_bytes(uu____0); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_5a with const generics - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_5a_b81( uint64_t (*a)[5U], Eurydice_slice b[1U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_b[1U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_2c2(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_block with types uint64_t with const generics - N= 1 - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_block_df1( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice blocks[1U]) { uint64_t(*uu____0)[5U] = s->st; Eurydice_slice uu____1[1U]; memcpy(uu____1, blocks, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_5a_b81(uu____0, uu____1); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full with const generics - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_df2( uint64_t (*s)[5U], uint8_t blocks[1U][200U]) { Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, blocks[0U], uint8_t)}; libcrux_sha3_portable_keccak_load_block_2c2(s, buf); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full_5a with const generics - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_5a_d22( uint64_t (*a)[5U], uint8_t b[1U][200U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_b[1U][200U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_df2(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_final with types uint64_t with const generics - N= 1 - RATE= 144 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_final_c73( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice last[1U]) { size_t last_len = Eurydice_slice_len(last[0U], uint8_t); uint8_t blocks[1U][200U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; if (last_len > (size_t)0U) { Eurydice_slice uu____0 = Eurydice_array_to_subslice2( blocks[i0], (size_t)0U, last_len, uint8_t); Eurydice_slice_copy(uu____0, last[i0], uint8_t); } blocks[i0][last_len] = 6U; size_t uu____1 = i0; size_t uu____2 = (size_t)144U - (size_t)1U; blocks[uu____1][uu____2] = (uint32_t)blocks[uu____1][uu____2] | 128U; } uint64_t(*uu____3)[5U] = s->st; uint8_t uu____4[1U][200U]; memcpy(uu____4, blocks, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_5a_d22(uu____3, uu____4); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block with const generics - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_582( uint64_t (*s)[5U], Eurydice_slice out[1U]) { for (size_t i = (size_t)0U; i < (size_t)144U / (size_t)8U; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_slice_subslice2( out[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes(s[i0 / (size_t)5U][i0 % (size_t)5U], ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); } } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full with const generics - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_2d1( uint64_t (*s)[5U], uint8_t ret[1U][200U]) { uint8_t out[200U] = {0U}; Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, out, uint8_t)}; libcrux_sha3_portable_keccak_store_block_582(s, buf); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_out[200U]; memcpy(copy_of_out, out, (size_t)200U * sizeof(uint8_t)); memcpy(ret[0U], copy_of_out, (size_t)200U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full_5a with const generics - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_5a_291(uint64_t (*a)[5U], uint8_t ret[1U][200U]) { libcrux_sha3_portable_keccak_store_block_full_2d1(a, ret); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_and_last with types uint64_t with const generics - N= 1 - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_and_last_c51( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_291(s->st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_5a with const generics - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_5a_592( uint64_t (*a)[5U], Eurydice_slice b[1U]) { libcrux_sha3_portable_keccak_store_block_582(a, b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_block with types uint64_t with const generics - N= 1 - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_block_842( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_portable_keccak_store_block_5a_592(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_next_block with types uint64_t with const generics - N= 1 - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_next_block_fc2( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(s); libcrux_sha3_portable_keccak_store_block_5a_592(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_last with types uint64_t with const generics - N= 1 - RATE= 144 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_last_cf1( libcrux_sha3_generic_keccak_KeccakState_48 s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(&s); uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_291(s.st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** A monomorphic instance of libcrux_sha3.generic_keccak.keccak with types uint64_t with const generics - N= 1 - RATE= 144 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_keccak_e92( Eurydice_slice data[1U], Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_KeccakState_48 s = libcrux_sha3_generic_keccak_new_1e_f4(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(data[0U], uint8_t) / (size_t)144U; i++) { size_t i0 = i; libcrux_sha3_generic_keccak_KeccakState_48 *uu____0 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a(copy_of_data, i0 * (size_t)144U, (size_t)144U, ret); libcrux_sha3_generic_keccak_absorb_block_df1(uu____0, ret); } size_t rem = Eurydice_slice_len(data[0U], uint8_t) % (size_t)144U; libcrux_sha3_generic_keccak_KeccakState_48 *uu____2 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a( copy_of_data, Eurydice_slice_len(data[0U], uint8_t) - rem, rem, ret); libcrux_sha3_generic_keccak_absorb_final_c73(uu____2, ret); size_t outlen = Eurydice_slice_len(out[0U], uint8_t); size_t blocks = outlen / (size_t)144U; size_t last = outlen - outlen % (size_t)144U; if (blocks == (size_t)0U) { libcrux_sha3_generic_keccak_squeeze_first_and_last_c51(&s, out); } else { Eurydice_slice_uint8_t_1size_t__x2 uu____4 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, (size_t)144U); Eurydice_slice o0[1U]; memcpy(o0, uu____4.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o1[1U]; memcpy(o1, uu____4.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_first_block_842(&s, o0); core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){.start = (size_t)1U, .end = blocks}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { if (core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3) .tag == None) { break; } else { Eurydice_slice_uint8_t_1size_t__x2 uu____5 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o1, (size_t)144U); Eurydice_slice o[1U]; memcpy(o, uu____5.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice orest[1U]; memcpy(orest, uu____5.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc2(&s, o); memcpy(o1, orest, (size_t)1U * sizeof(Eurydice_slice)); } } if (last < outlen) { libcrux_sha3_generic_keccak_squeeze_last_cf1(s, o1); } } } /** A monomorphic instance of libcrux_sha3.portable.keccakx1 with const generics - RATE= 144 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccakx1_ce2( Eurydice_slice data[1U], Eurydice_slice out[1U]) { /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_keccak_e92(copy_of_data, out); } /** A portable SHA3 224 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_portable_sha224(Eurydice_slice digest, Eurydice_slice data) { Eurydice_slice buf0[1U] = {data}; Eurydice_slice buf[1U] = {digest}; libcrux_sha3_portable_keccakx1_ce2(buf0, buf); } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block with const generics - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_2c3( uint64_t (*s)[5U], Eurydice_slice blocks[1U]) { for (size_t i = (size_t)0U; i < (size_t)104U / (size_t)8U; i++) { size_t i0 = i; uint8_t uu____0[8U]; Result_56 dst; Eurydice_slice_to_array2( &dst, Eurydice_slice_subslice2(blocks[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t), Eurydice_slice, uint8_t[8U]); unwrap_41_ac(dst, uu____0); size_t uu____1 = i0 / (size_t)5U; size_t uu____2 = i0 % (size_t)5U; s[uu____1][uu____2] = s[uu____1][uu____2] ^ core_num__u64_9__from_le_bytes(uu____0); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_5a with const generics - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_5a_b82( uint64_t (*a)[5U], Eurydice_slice b[1U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_b[1U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_2c3(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_block with types uint64_t with const generics - N= 1 - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_block_df2( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice blocks[1U]) { uint64_t(*uu____0)[5U] = s->st; Eurydice_slice uu____1[1U]; memcpy(uu____1, blocks, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_5a_b82(uu____0, uu____1); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full with const generics - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_df3( uint64_t (*s)[5U], uint8_t blocks[1U][200U]) { Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, blocks[0U], uint8_t)}; libcrux_sha3_portable_keccak_load_block_2c3(s, buf); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_full_5a with const generics - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_full_5a_d23( uint64_t (*a)[5U], uint8_t b[1U][200U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_b[1U][200U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_df3(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_final with types uint64_t with const generics - N= 1 - RATE= 104 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_final_c74( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice last[1U]) { size_t last_len = Eurydice_slice_len(last[0U], uint8_t); uint8_t blocks[1U][200U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; if (last_len > (size_t)0U) { Eurydice_slice uu____0 = Eurydice_array_to_subslice2( blocks[i0], (size_t)0U, last_len, uint8_t); Eurydice_slice_copy(uu____0, last[i0], uint8_t); } blocks[i0][last_len] = 6U; size_t uu____1 = i0; size_t uu____2 = (size_t)104U - (size_t)1U; blocks[uu____1][uu____2] = (uint32_t)blocks[uu____1][uu____2] | 128U; } uint64_t(*uu____3)[5U] = s->st; uint8_t uu____4[1U][200U]; memcpy(uu____4, blocks, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_5a_d23(uu____3, uu____4); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block with const generics - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_583( uint64_t (*s)[5U], Eurydice_slice out[1U]) { for (size_t i = (size_t)0U; i < (size_t)104U / (size_t)8U; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_slice_subslice2( out[0U], (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes(s[i0 / (size_t)5U][i0 % (size_t)5U], ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); } } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full with const generics - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_2d2( uint64_t (*s)[5U], uint8_t ret[1U][200U]) { uint8_t out[200U] = {0U}; Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, out, uint8_t)}; libcrux_sha3_portable_keccak_store_block_583(s, buf); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_out[200U]; memcpy(copy_of_out, out, (size_t)200U * sizeof(uint8_t)); memcpy(ret[0U], copy_of_out, (size_t)200U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full_5a with const generics - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_5a_292(uint64_t (*a)[5U], uint8_t ret[1U][200U]) { libcrux_sha3_portable_keccak_store_block_full_2d2(a, ret); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_and_last with types uint64_t with const generics - N= 1 - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_and_last_c52( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_292(s->st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_5a with const generics - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_5a_593( uint64_t (*a)[5U], Eurydice_slice b[1U]) { libcrux_sha3_portable_keccak_store_block_583(a, b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_block with types uint64_t with const generics - N= 1 - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_block_843( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_portable_keccak_store_block_5a_593(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_next_block with types uint64_t with const generics - N= 1 - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_next_block_fc3( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(s); libcrux_sha3_portable_keccak_store_block_5a_593(s->st, out); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_last with types uint64_t with const generics - N= 1 - RATE= 104 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_last_cf2( libcrux_sha3_generic_keccak_KeccakState_48 s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(&s); uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_292(s.st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** A monomorphic instance of libcrux_sha3.generic_keccak.keccak with types uint64_t with const generics - N= 1 - RATE= 104 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_keccak_e93( Eurydice_slice data[1U], Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_KeccakState_48 s = libcrux_sha3_generic_keccak_new_1e_f4(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(data[0U], uint8_t) / (size_t)104U; i++) { size_t i0 = i; libcrux_sha3_generic_keccak_KeccakState_48 *uu____0 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a(copy_of_data, i0 * (size_t)104U, (size_t)104U, ret); libcrux_sha3_generic_keccak_absorb_block_df2(uu____0, ret); } size_t rem = Eurydice_slice_len(data[0U], uint8_t) % (size_t)104U; libcrux_sha3_generic_keccak_KeccakState_48 *uu____2 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a( copy_of_data, Eurydice_slice_len(data[0U], uint8_t) - rem, rem, ret); libcrux_sha3_generic_keccak_absorb_final_c74(uu____2, ret); size_t outlen = Eurydice_slice_len(out[0U], uint8_t); size_t blocks = outlen / (size_t)104U; size_t last = outlen - outlen % (size_t)104U; if (blocks == (size_t)0U) { libcrux_sha3_generic_keccak_squeeze_first_and_last_c52(&s, out); } else { Eurydice_slice_uint8_t_1size_t__x2 uu____4 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, (size_t)104U); Eurydice_slice o0[1U]; memcpy(o0, uu____4.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o1[1U]; memcpy(o1, uu____4.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_first_block_843(&s, o0); core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){.start = (size_t)1U, .end = blocks}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { if (core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3) .tag == None) { break; } else { Eurydice_slice_uint8_t_1size_t__x2 uu____5 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o1, (size_t)104U); Eurydice_slice o[1U]; memcpy(o, uu____5.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice orest[1U]; memcpy(orest, uu____5.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc3(&s, o); memcpy(o1, orest, (size_t)1U * sizeof(Eurydice_slice)); } } if (last < outlen) { libcrux_sha3_generic_keccak_squeeze_last_cf2(s, o1); } } } /** A monomorphic instance of libcrux_sha3.portable.keccakx1 with const generics - RATE= 104 - DELIM= 6 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccakx1_ce3( Eurydice_slice data[1U], Eurydice_slice out[1U]) { /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_keccak_e93(copy_of_data, out); } /** A portable SHA3 384 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_portable_sha384(Eurydice_slice digest, Eurydice_slice data) { Eurydice_slice buf0[1U] = {data}; Eurydice_slice buf[1U] = {digest}; libcrux_sha3_portable_keccakx1_ce3(buf0, buf); } /** SHA3 224 Preconditions: - `digest.len() == 28` */ static KRML_MUSTINLINE void libcrux_sha3_sha224_ema(Eurydice_slice digest, Eurydice_slice payload) { libcrux_sha3_portable_sha224(digest, payload); } /** SHA3 224 */ static KRML_MUSTINLINE void libcrux_sha3_sha224(Eurydice_slice data, uint8_t ret[28U]) { uint8_t out[28U] = {0U}; libcrux_sha3_sha224_ema(Eurydice_array_to_slice((size_t)28U, out, uint8_t), data); memcpy(ret, out, (size_t)28U * sizeof(uint8_t)); } /** SHA3 256 */ static KRML_MUSTINLINE void libcrux_sha3_sha256_ema(Eurydice_slice digest, Eurydice_slice payload) { libcrux_sha3_portable_sha256(digest, payload); } /** SHA3 256 */ static KRML_MUSTINLINE void libcrux_sha3_sha256(Eurydice_slice data, uint8_t ret[32U]) { uint8_t out[32U] = {0U}; libcrux_sha3_sha256_ema(Eurydice_array_to_slice((size_t)32U, out, uint8_t), data); memcpy(ret, out, (size_t)32U * sizeof(uint8_t)); } /** SHA3 384 */ static KRML_MUSTINLINE void libcrux_sha3_sha384_ema(Eurydice_slice digest, Eurydice_slice payload) { libcrux_sha3_portable_sha384(digest, payload); } /** SHA3 384 */ static KRML_MUSTINLINE void libcrux_sha3_sha384(Eurydice_slice data, uint8_t ret[48U]) { uint8_t out[48U] = {0U}; libcrux_sha3_sha384_ema(Eurydice_array_to_slice((size_t)48U, out, uint8_t), data); memcpy(ret, out, (size_t)48U * sizeof(uint8_t)); } /** SHA3 512 */ static KRML_MUSTINLINE void libcrux_sha3_sha512_ema(Eurydice_slice digest, Eurydice_slice payload) { libcrux_sha3_portable_sha512(digest, payload); } /** SHA3 512 */ static KRML_MUSTINLINE void libcrux_sha3_sha512(Eurydice_slice data, uint8_t ret[64U]) { uint8_t out[64U] = {0U}; libcrux_sha3_sha512_ema(Eurydice_array_to_slice((size_t)64U, out, uint8_t), data); memcpy(ret, out, (size_t)64U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.load_block_5a with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_load_block_5a_b83( uint64_t (*a)[5U], Eurydice_slice b[1U]) { uint64_t(*uu____0)[5U] = a; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_b[1U]; memcpy(copy_of_b, b, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_2c1(uu____0, copy_of_b); } /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_block with types uint64_t with const generics - N= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_block_df3( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice blocks[1U]) { uint64_t(*uu____0)[5U] = s->st; Eurydice_slice uu____1[1U]; memcpy(uu____1, blocks, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_5a_b83(uu____0, uu____1); libcrux_sha3_generic_keccak_keccakf1600_21(s); } /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_2d3( uint64_t (*s)[5U], uint8_t ret[1U][200U]) { uint8_t out[200U] = {0U}; Eurydice_slice buf[1U] = { Eurydice_array_to_slice((size_t)200U, out, uint8_t)}; libcrux_sha3_portable_keccak_store_block_581(s, buf); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_out[200U]; memcpy(copy_of_out, out, (size_t)200U * sizeof(uint8_t)); memcpy(ret[0U], copy_of_out, (size_t)200U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_block_full_5a with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_block_full_5a_293(uint64_t (*a)[5U], uint8_t ret[1U][200U]) { libcrux_sha3_portable_keccak_store_block_full_2d3(a, ret); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_and_last with types uint64_t with const generics - N= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_and_last_c53( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_293(s->st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_last with types uint64_t with const generics - N= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_last_cf3( libcrux_sha3_generic_keccak_KeccakState_48 s, Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_keccakf1600_21(&s); uint8_t b[1U][200U]; libcrux_sha3_portable_keccak_store_block_full_5a_293(s.st, b); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = out[i0]; uint8_t *uu____1 = b[i0]; core_ops_range_Range_b3 lit; lit.start = (size_t)0U; lit.end = Eurydice_slice_len(out[i0], uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_subslice((size_t)200U, uu____1, lit, uint8_t, core_ops_range_Range_b3), uint8_t); } } /** A monomorphic instance of libcrux_sha3.generic_keccak.keccak with types uint64_t with const generics - N= 1 - RATE= 168 - DELIM= 31 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_keccak_e94( Eurydice_slice data[1U], Eurydice_slice out[1U]) { libcrux_sha3_generic_keccak_KeccakState_48 s = libcrux_sha3_generic_keccak_new_1e_f4(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(data[0U], uint8_t) / (size_t)168U; i++) { size_t i0 = i; libcrux_sha3_generic_keccak_KeccakState_48 *uu____0 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a(copy_of_data, i0 * (size_t)168U, (size_t)168U, ret); libcrux_sha3_generic_keccak_absorb_block_df3(uu____0, ret); } size_t rem = Eurydice_slice_len(data[0U], uint8_t) % (size_t)168U; libcrux_sha3_generic_keccak_KeccakState_48 *uu____2 = &s; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a( copy_of_data, Eurydice_slice_len(data[0U], uint8_t) - rem, rem, ret); libcrux_sha3_generic_keccak_absorb_final_c72(uu____2, ret); size_t outlen = Eurydice_slice_len(out[0U], uint8_t); size_t blocks = outlen / (size_t)168U; size_t last = outlen - outlen % (size_t)168U; if (blocks == (size_t)0U) { libcrux_sha3_generic_keccak_squeeze_first_and_last_c53(&s, out); } else { Eurydice_slice_uint8_t_1size_t__x2 uu____4 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, (size_t)168U); Eurydice_slice o0[1U]; memcpy(o0, uu____4.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o1[1U]; memcpy(o1, uu____4.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_first_block_841(&s, o0); core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){.start = (size_t)1U, .end = blocks}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { if (core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3) .tag == None) { break; } else { Eurydice_slice_uint8_t_1size_t__x2 uu____5 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o1, (size_t)168U); Eurydice_slice o[1U]; memcpy(o, uu____5.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice orest[1U]; memcpy(orest, uu____5.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc1(&s, o); memcpy(o1, orest, (size_t)1U * sizeof(Eurydice_slice)); } } if (last < outlen) { libcrux_sha3_generic_keccak_squeeze_last_cf3(s, o1); } } } /** A monomorphic instance of libcrux_sha3.portable.keccakx1 with const generics - RATE= 168 - DELIM= 31 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccakx1_ce4( Eurydice_slice data[1U], Eurydice_slice out[1U]) { /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_data[1U]; memcpy(copy_of_data, data, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_keccak_e94(copy_of_data, out); } /** A portable SHAKE128 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_portable_shake128( Eurydice_slice digest, Eurydice_slice data) { Eurydice_slice buf0[1U] = {data}; Eurydice_slice buf[1U] = {digest}; libcrux_sha3_portable_keccakx1_ce4(buf0, buf); } /** SHAKE 128 Writes `out.len()` bytes. */ static KRML_MUSTINLINE void libcrux_sha3_shake128_ema(Eurydice_slice out, Eurydice_slice data) { libcrux_sha3_portable_shake128(out, data); } /** SHAKE 256 Writes `out.len()` bytes. */ static KRML_MUSTINLINE void libcrux_sha3_shake256_ema(Eurydice_slice out, Eurydice_slice data) { libcrux_sha3_portable_shake256(out, data); } static const size_t libcrux_sha3_generic_keccak__PI[24U] = { (size_t)6U, (size_t)12U, (size_t)18U, (size_t)24U, (size_t)3U, (size_t)9U, (size_t)10U, (size_t)16U, (size_t)22U, (size_t)1U, (size_t)7U, (size_t)13U, (size_t)19U, (size_t)20U, (size_t)4U, (size_t)5U, (size_t)11U, (size_t)17U, (size_t)23U, (size_t)2U, (size_t)8U, (size_t)14U, (size_t)15U, (size_t)21U}; static const size_t libcrux_sha3_generic_keccak__ROTC[24U] = { (size_t)1U, (size_t)62U, (size_t)28U, (size_t)27U, (size_t)36U, (size_t)44U, (size_t)6U, (size_t)55U, (size_t)20U, (size_t)3U, (size_t)10U, (size_t)43U, (size_t)25U, (size_t)39U, (size_t)41U, (size_t)45U, (size_t)15U, (size_t)21U, (size_t)8U, (size_t)18U, (size_t)2U, (size_t)61U, (size_t)56U, (size_t)14U}; /** A portable SHA3 224 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_neon_sha224(Eurydice_slice digest, Eurydice_slice data) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } /** A portable SHA3 256 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_neon_sha256(Eurydice_slice digest, Eurydice_slice data) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } /** A portable SHA3 384 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_neon_sha384(Eurydice_slice digest, Eurydice_slice data) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } /** A portable SHA3 512 implementation. */ static KRML_MUSTINLINE void libcrux_sha3_neon_sha512(Eurydice_slice digest, Eurydice_slice data) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } /** Run SHAKE256 on both inputs in parallel. Writes the two results into `out0` and `out1` */ static KRML_MUSTINLINE void libcrux_sha3_neon_x2_shake256(Eurydice_slice input0, Eurydice_slice input1, Eurydice_slice out0, Eurydice_slice out1) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } typedef struct libcrux_sha3_neon_x2_incremental_KeccakState_s { libcrux_sha3_generic_keccak_KeccakState_48 state[2U]; } libcrux_sha3_neon_x2_incremental_KeccakState; /** Initialise the `KeccakState2`. */ static KRML_MUSTINLINE libcrux_sha3_neon_x2_incremental_KeccakState libcrux_sha3_neon_x2_incremental_shake128_init(void) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } /** Shake128 absorb `data0` and `data1` in the [`KeccakState`] `s`. */ static KRML_MUSTINLINE void libcrux_sha3_neon_x2_incremental_shake128_absorb_final( libcrux_sha3_neon_x2_incremental_KeccakState *s, Eurydice_slice data0, Eurydice_slice data1) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } /** Squeeze 2 times the first three blocks in parallel in the [`KeccakState`] and return the output in `out0` and `out1`. */ static KRML_MUSTINLINE void libcrux_sha3_neon_x2_incremental_shake128_squeeze_first_three_blocks( libcrux_sha3_neon_x2_incremental_KeccakState *s, Eurydice_slice out0, Eurydice_slice out1) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } /** Squeeze 2 times the next block in parallel in the [`KeccakState`] and return the output in `out0` and `out1`. */ static KRML_MUSTINLINE void libcrux_sha3_neon_x2_incremental_shake128_squeeze_next_block( libcrux_sha3_neon_x2_incremental_KeccakState *s, Eurydice_slice out0, Eurydice_slice out1) { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_first_five_blocks with types uint64_t with const generics - N= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_first_five_blocks_4f( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out[1U]) { Eurydice_slice_uint8_t_1size_t__x2 uu____0 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, (size_t)168U); Eurydice_slice o0[1U]; memcpy(o0, uu____0.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o10[1U]; memcpy(o10, uu____0.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_first_block_841(s, o0); Eurydice_slice_uint8_t_1size_t__x2 uu____1 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o10, (size_t)168U); Eurydice_slice o1[1U]; memcpy(o1, uu____1.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o20[1U]; memcpy(o20, uu____1.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc1(s, o1); Eurydice_slice_uint8_t_1size_t__x2 uu____2 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o20, (size_t)168U); Eurydice_slice o2[1U]; memcpy(o2, uu____2.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o30[1U]; memcpy(o30, uu____2.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc1(s, o2); Eurydice_slice_uint8_t_1size_t__x2 uu____3 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(o30, (size_t)168U); Eurydice_slice o3[1U]; memcpy(o3, uu____3.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice o4[1U]; memcpy(o4, uu____3.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_squeeze_next_block_fc1(s, o3); libcrux_sha3_generic_keccak_squeeze_next_block_fc1(s, o4); } /** Squeeze five blocks */ static KRML_MUSTINLINE void libcrux_sha3_portable_incremental_shake128_squeeze_first_five_blocks( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out0) { Eurydice_slice buf[1U] = {out0}; libcrux_sha3_generic_keccak_squeeze_first_five_blocks_4f(s, buf); } /** Absorb some data for SHAKE-256 for the last time */ static KRML_MUSTINLINE void libcrux_sha3_portable_incremental_shake256_absorb_final( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice data) { Eurydice_slice buf[1U] = {data}; libcrux_sha3_generic_keccak_absorb_final_c71(s, buf); } /** Create a new SHAKE-256 state object. */ static KRML_MUSTINLINE libcrux_sha3_generic_keccak_KeccakState_48 libcrux_sha3_portable_incremental_shake256_init(void) { return libcrux_sha3_generic_keccak_new_1e_f4(); } /** Squeeze the first SHAKE-256 block */ static KRML_MUSTINLINE void libcrux_sha3_portable_incremental_shake256_squeeze_first_block( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out) { Eurydice_slice buf[1U] = {out}; libcrux_sha3_generic_keccak_squeeze_first_block_840(s, buf); } /** Squeeze the next SHAKE-256 block */ static KRML_MUSTINLINE void libcrux_sha3_portable_incremental_shake256_squeeze_next_block( libcrux_sha3_generic_keccak_KeccakState_48 *s, Eurydice_slice out) { Eurydice_slice buf[1U] = {out}; libcrux_sha3_generic_keccak_squeeze_next_block_fc0(s, buf); } /** A monomorphic instance of libcrux_sha3.generic_keccak.KeccakXofState with types uint64_t with const generics - $1size_t - $136size_t */ typedef struct libcrux_sha3_generic_keccak_KeccakXofState_4f_s { libcrux_sha3_generic_keccak_KeccakState_48 inner; uint8_t buf[1U][136U]; size_t buf_len; bool sponge; } libcrux_sha3_generic_keccak_KeccakXofState_4f; typedef libcrux_sha3_generic_keccak_KeccakXofState_4f libcrux_sha3_portable_incremental_Shake256Absorb; /** Consume the internal buffer and the required amount of the input to pad to `RATE`. Returns the `consumed` bytes from `inputs` if there's enough buffered content to consume, and `0` otherwise. If `consumed > 0` is returned, `self.buf` contains a full block to be loaded. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.fill_buffer_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 136 */ static inline size_t libcrux_sha3_generic_keccak_fill_buffer_9d_b0( libcrux_sha3_generic_keccak_KeccakXofState_4f *self, Eurydice_slice inputs[1U]) { size_t input_len = Eurydice_slice_len(inputs[0U], uint8_t); size_t consumed = (size_t)0U; if (self->buf_len > (size_t)0U) { if (self->buf_len + input_len >= (size_t)136U) { consumed = (size_t)136U - self->buf_len; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_array_to_subslice_from( (size_t)136U, self->buf[i0], self->buf_len, uint8_t, size_t); Eurydice_slice_copy( uu____0, Eurydice_slice_subslice_to(inputs[i0], consumed, uint8_t, size_t), uint8_t); } self->buf_len = self->buf_len + consumed; } } return consumed; } /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_full_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 136 */ static inline size_t libcrux_sha3_generic_keccak_absorb_full_9d_f8( libcrux_sha3_generic_keccak_KeccakXofState_4f *self, Eurydice_slice inputs[1U]) { libcrux_sha3_generic_keccak_KeccakXofState_4f *uu____0 = self; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_inputs0[1U]; memcpy(copy_of_inputs0, inputs, (size_t)1U * sizeof(Eurydice_slice)); size_t input_consumed = libcrux_sha3_generic_keccak_fill_buffer_9d_b0(uu____0, copy_of_inputs0); if (input_consumed > (size_t)0U) { Eurydice_slice borrowed[1U]; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { uint8_t buf[136U] = {0U}; borrowed[i] = core_array___Array_T__N__23__as_slice( (size_t)136U, buf, uint8_t, Eurydice_slice); } for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; borrowed[i0] = Eurydice_array_to_slice((size_t)136U, self->buf[i0], uint8_t); } uint64_t(*uu____2)[5U] = self->inner.st; Eurydice_slice uu____3[1U]; memcpy(uu____3, borrowed, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_5a_b80(uu____2, uu____3); libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); self->buf_len = (size_t)0U; } size_t input_to_consume = Eurydice_slice_len(inputs[0U], uint8_t) - input_consumed; size_t num_blocks = input_to_consume / (size_t)136U; size_t remainder = input_to_consume % (size_t)136U; for (size_t i = (size_t)0U; i < num_blocks; i++) { size_t i0 = i; uint64_t(*uu____4)[5U] = self->inner.st; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_inputs[1U]; memcpy(copy_of_inputs, inputs, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a( copy_of_inputs, input_consumed + i0 * (size_t)136U, (size_t)136U, ret); libcrux_sha3_portable_keccak_load_block_5a_b80(uu____4, ret); libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); } return remainder; } /** Absorb This function takes any number of bytes to absorb and buffers if it's not enough. The function assumes that all input slices in `blocks` have the same length. Only a multiple of `RATE` blocks are absorbed. For the remaining bytes [`absorb_final`] needs to be called. This works best with relatively small `inputs`. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_9d_7b( libcrux_sha3_generic_keccak_KeccakXofState_4f *self, Eurydice_slice inputs[1U]) { libcrux_sha3_generic_keccak_KeccakXofState_4f *uu____0 = self; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_inputs[1U]; memcpy(copy_of_inputs, inputs, (size_t)1U * sizeof(Eurydice_slice)); size_t input_remainder_len = libcrux_sha3_generic_keccak_absorb_full_9d_f8(uu____0, copy_of_inputs); if (input_remainder_len > (size_t)0U) { size_t input_len = Eurydice_slice_len(inputs[0U], uint8_t); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____2 = Eurydice_array_to_subslice2( self->buf[i0], self->buf_len, self->buf_len + input_remainder_len, uint8_t); Eurydice_slice_copy( uu____2, Eurydice_slice_subslice_from( inputs[i0], input_len - input_remainder_len, uint8_t, size_t), uint8_t); } self->buf_len = self->buf_len + input_remainder_len; } } /** Shake256 absorb */ /** This function found in impl {(libcrux_sha3::portable::incremental::XofAbsorb<136: usize> for libcrux_sha3::portable::incremental::Shake256Absorb)#2} */ static inline void libcrux_sha3_portable_incremental_absorb_7d( libcrux_sha3_generic_keccak_KeccakXofState_4f *self, Eurydice_slice input) { Eurydice_slice buf[1U] = {input}; libcrux_sha3_generic_keccak_absorb_9d_7b(self, buf); } typedef libcrux_sha3_generic_keccak_KeccakXofState_4f libcrux_sha3_portable_incremental_Shake256Squeeze; /** Absorb a final block. The `inputs` block may be empty. Everything in the `inputs` block beyond `RATE` bytes is ignored. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_final_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 136 - DELIMITER= 31 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_final_9d_25( libcrux_sha3_generic_keccak_KeccakXofState_4f *self, Eurydice_slice inputs[1U]) { libcrux_sha3_generic_keccak_KeccakXofState_4f *uu____0 = self; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_inputs[1U]; memcpy(copy_of_inputs, inputs, (size_t)1U * sizeof(Eurydice_slice)); size_t input_remainder_len = libcrux_sha3_generic_keccak_absorb_full_9d_f8(uu____0, copy_of_inputs); size_t input_len = Eurydice_slice_len(inputs[0U], uint8_t); uint8_t blocks[1U][200U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; if (self->buf_len > (size_t)0U) { Eurydice_slice uu____2 = Eurydice_array_to_subslice2( blocks[i0], (size_t)0U, self->buf_len, uint8_t); Eurydice_slice_copy(uu____2, Eurydice_array_to_subslice2(self->buf[i0], (size_t)0U, self->buf_len, uint8_t), uint8_t); } if (input_remainder_len > (size_t)0U) { Eurydice_slice uu____3 = Eurydice_array_to_subslice2( blocks[i0], self->buf_len, self->buf_len + input_remainder_len, uint8_t); Eurydice_slice_copy( uu____3, Eurydice_slice_subslice_from( inputs[i0], input_len - input_remainder_len, uint8_t, size_t), uint8_t); } blocks[i0][self->buf_len + input_remainder_len] = 31U; size_t uu____4 = i0; size_t uu____5 = (size_t)136U - (size_t)1U; blocks[uu____4][uu____5] = (uint32_t)blocks[uu____4][uu____5] | 128U; } uint64_t(*uu____6)[5U] = self->inner.st; uint8_t uu____7[1U][200U]; memcpy(uu____7, blocks, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_5a_d20(uu____6, uu____7); libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); } /** Shake256 absorb final */ /** This function found in impl {(libcrux_sha3::portable::incremental::XofAbsorb<136: usize> for libcrux_sha3::portable::incremental::Shake256Absorb)#2} */ static inline libcrux_sha3_generic_keccak_KeccakXofState_4f libcrux_sha3_portable_incremental_absorb_final_7d( libcrux_sha3_generic_keccak_KeccakXofState_4f self, Eurydice_slice input) { Eurydice_slice buf[1U] = {input}; libcrux_sha3_generic_keccak_absorb_final_9d_25(&self, buf); return self; } /** An all zero block */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.zero_block_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 136 */ static inline void libcrux_sha3_generic_keccak_zero_block_9d_e6( uint8_t ret[136U]) { ret[0U] = 0U; ret[1U] = 0U; ret[2U] = 0U; ret[3U] = 0U; ret[4U] = 0U; ret[5U] = 0U; ret[6U] = 0U; ret[7U] = 0U; ret[8U] = 0U; ret[9U] = 0U; ret[10U] = 0U; ret[11U] = 0U; ret[12U] = 0U; ret[13U] = 0U; ret[14U] = 0U; ret[15U] = 0U; ret[16U] = 0U; ret[17U] = 0U; ret[18U] = 0U; ret[19U] = 0U; ret[20U] = 0U; ret[21U] = 0U; ret[22U] = 0U; ret[23U] = 0U; ret[24U] = 0U; ret[25U] = 0U; ret[26U] = 0U; ret[27U] = 0U; ret[28U] = 0U; ret[29U] = 0U; ret[30U] = 0U; ret[31U] = 0U; ret[32U] = 0U; ret[33U] = 0U; ret[34U] = 0U; ret[35U] = 0U; ret[36U] = 0U; ret[37U] = 0U; ret[38U] = 0U; ret[39U] = 0U; ret[40U] = 0U; ret[41U] = 0U; ret[42U] = 0U; ret[43U] = 0U; ret[44U] = 0U; ret[45U] = 0U; ret[46U] = 0U; ret[47U] = 0U; ret[48U] = 0U; ret[49U] = 0U; ret[50U] = 0U; ret[51U] = 0U; ret[52U] = 0U; ret[53U] = 0U; ret[54U] = 0U; ret[55U] = 0U; ret[56U] = 0U; ret[57U] = 0U; ret[58U] = 0U; ret[59U] = 0U; ret[60U] = 0U; ret[61U] = 0U; ret[62U] = 0U; ret[63U] = 0U; ret[64U] = 0U; ret[65U] = 0U; ret[66U] = 0U; ret[67U] = 0U; ret[68U] = 0U; ret[69U] = 0U; ret[70U] = 0U; ret[71U] = 0U; ret[72U] = 0U; ret[73U] = 0U; ret[74U] = 0U; ret[75U] = 0U; ret[76U] = 0U; ret[77U] = 0U; ret[78U] = 0U; ret[79U] = 0U; ret[80U] = 0U; ret[81U] = 0U; ret[82U] = 0U; ret[83U] = 0U; ret[84U] = 0U; ret[85U] = 0U; ret[86U] = 0U; ret[87U] = 0U; ret[88U] = 0U; ret[89U] = 0U; ret[90U] = 0U; ret[91U] = 0U; ret[92U] = 0U; ret[93U] = 0U; ret[94U] = 0U; ret[95U] = 0U; ret[96U] = 0U; ret[97U] = 0U; ret[98U] = 0U; ret[99U] = 0U; ret[100U] = 0U; ret[101U] = 0U; ret[102U] = 0U; ret[103U] = 0U; ret[104U] = 0U; ret[105U] = 0U; ret[106U] = 0U; ret[107U] = 0U; ret[108U] = 0U; ret[109U] = 0U; ret[110U] = 0U; ret[111U] = 0U; ret[112U] = 0U; ret[113U] = 0U; ret[114U] = 0U; ret[115U] = 0U; ret[116U] = 0U; ret[117U] = 0U; ret[118U] = 0U; ret[119U] = 0U; ret[120U] = 0U; ret[121U] = 0U; ret[122U] = 0U; ret[123U] = 0U; ret[124U] = 0U; ret[125U] = 0U; ret[126U] = 0U; ret[127U] = 0U; ret[128U] = 0U; ret[129U] = 0U; ret[130U] = 0U; ret[131U] = 0U; ret[132U] = 0U; ret[133U] = 0U; ret[134U] = 0U; ret[135U] = 0U; } /** Generate a new keccak xof state. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.new_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 136 */ static inline libcrux_sha3_generic_keccak_KeccakXofState_4f libcrux_sha3_generic_keccak_new_9d_7e(void) { libcrux_sha3_generic_keccak_KeccakXofState_4f lit; lit.inner = libcrux_sha3_generic_keccak_new_1e_f4(); uint8_t ret[136U]; libcrux_sha3_generic_keccak_zero_block_9d_e6(ret); memcpy(lit.buf[0U], ret, (size_t)136U * sizeof(uint8_t)); lit.buf_len = (size_t)0U; lit.sponge = false; return lit; } /** Shake256 new state */ /** This function found in impl {(libcrux_sha3::portable::incremental::XofAbsorb<136: usize> for libcrux_sha3::portable::incremental::Shake256Absorb)#2} */ static inline libcrux_sha3_generic_keccak_KeccakXofState_4f libcrux_sha3_portable_incremental_new_7d(void) { return libcrux_sha3_generic_keccak_new_9d_7e(); } /** A monomorphic instance of libcrux_sha3.generic_keccak.KeccakXofState with types uint64_t with const generics - $1size_t - $168size_t */ typedef struct libcrux_sha3_generic_keccak_KeccakXofState_78_s { libcrux_sha3_generic_keccak_KeccakState_48 inner; uint8_t buf[1U][168U]; size_t buf_len; bool sponge; } libcrux_sha3_generic_keccak_KeccakXofState_78; typedef libcrux_sha3_generic_keccak_KeccakXofState_78 libcrux_sha3_portable_incremental_Shake128Absorb; /** Consume the internal buffer and the required amount of the input to pad to `RATE`. Returns the `consumed` bytes from `inputs` if there's enough buffered content to consume, and `0` otherwise. If `consumed > 0` is returned, `self.buf` contains a full block to be loaded. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.fill_buffer_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 168 */ static inline size_t libcrux_sha3_generic_keccak_fill_buffer_9d_b00( libcrux_sha3_generic_keccak_KeccakXofState_78 *self, Eurydice_slice inputs[1U]) { size_t input_len = Eurydice_slice_len(inputs[0U], uint8_t); size_t consumed = (size_t)0U; if (self->buf_len > (size_t)0U) { if (self->buf_len + input_len >= (size_t)168U) { consumed = (size_t)168U - self->buf_len; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_array_to_subslice_from( (size_t)168U, self->buf[i0], self->buf_len, uint8_t, size_t); Eurydice_slice_copy( uu____0, Eurydice_slice_subslice_to(inputs[i0], consumed, uint8_t, size_t), uint8_t); } self->buf_len = self->buf_len + consumed; } } return consumed; } /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_full_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 168 */ static inline size_t libcrux_sha3_generic_keccak_absorb_full_9d_f80( libcrux_sha3_generic_keccak_KeccakXofState_78 *self, Eurydice_slice inputs[1U]) { libcrux_sha3_generic_keccak_KeccakXofState_78 *uu____0 = self; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_inputs0[1U]; memcpy(copy_of_inputs0, inputs, (size_t)1U * sizeof(Eurydice_slice)); size_t input_consumed = libcrux_sha3_generic_keccak_fill_buffer_9d_b00(uu____0, copy_of_inputs0); if (input_consumed > (size_t)0U) { Eurydice_slice borrowed[1U]; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { uint8_t buf[168U] = {0U}; borrowed[i] = core_array___Array_T__N__23__as_slice( (size_t)168U, buf, uint8_t, Eurydice_slice); } for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; borrowed[i0] = Eurydice_array_to_slice((size_t)168U, self->buf[i0], uint8_t); } uint64_t(*uu____2)[5U] = self->inner.st; Eurydice_slice uu____3[1U]; memcpy(uu____3, borrowed, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_load_block_5a_b83(uu____2, uu____3); libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); self->buf_len = (size_t)0U; } size_t input_to_consume = Eurydice_slice_len(inputs[0U], uint8_t) - input_consumed; size_t num_blocks = input_to_consume / (size_t)168U; size_t remainder = input_to_consume % (size_t)168U; for (size_t i = (size_t)0U; i < num_blocks; i++) { size_t i0 = i; uint64_t(*uu____4)[5U] = self->inner.st; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_inputs[1U]; memcpy(copy_of_inputs, inputs, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice ret[1U]; libcrux_sha3_portable_keccak_slice_n_5a( copy_of_inputs, input_consumed + i0 * (size_t)168U, (size_t)168U, ret); libcrux_sha3_portable_keccak_load_block_5a_b83(uu____4, ret); libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); } return remainder; } /** Absorb This function takes any number of bytes to absorb and buffers if it's not enough. The function assumes that all input slices in `blocks` have the same length. Only a multiple of `RATE` blocks are absorbed. For the remaining bytes [`absorb_final`] needs to be called. This works best with relatively small `inputs`. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_9d_7b0( libcrux_sha3_generic_keccak_KeccakXofState_78 *self, Eurydice_slice inputs[1U]) { libcrux_sha3_generic_keccak_KeccakXofState_78 *uu____0 = self; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_inputs[1U]; memcpy(copy_of_inputs, inputs, (size_t)1U * sizeof(Eurydice_slice)); size_t input_remainder_len = libcrux_sha3_generic_keccak_absorb_full_9d_f80(uu____0, copy_of_inputs); if (input_remainder_len > (size_t)0U) { size_t input_len = Eurydice_slice_len(inputs[0U], uint8_t); for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; Eurydice_slice uu____2 = Eurydice_array_to_subslice2( self->buf[i0], self->buf_len, self->buf_len + input_remainder_len, uint8_t); Eurydice_slice_copy( uu____2, Eurydice_slice_subslice_from( inputs[i0], input_len - input_remainder_len, uint8_t, size_t), uint8_t); } self->buf_len = self->buf_len + input_remainder_len; } } /** This function found in impl {(libcrux_sha3::portable::incremental::XofAbsorb<168: usize> for libcrux_sha3::portable::incremental::Shake128Absorb)} */ static inline void libcrux_sha3_portable_incremental_absorb_1c( libcrux_sha3_generic_keccak_KeccakXofState_78 *self, Eurydice_slice input) { Eurydice_slice buf[1U] = {input}; libcrux_sha3_generic_keccak_absorb_9d_7b0(self, buf); } typedef libcrux_sha3_generic_keccak_KeccakXofState_78 libcrux_sha3_portable_incremental_Shake128Squeeze; /** Absorb a final block. The `inputs` block may be empty. Everything in the `inputs` block beyond `RATE` bytes is ignored. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.absorb_final_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 168 - DELIMITER= 31 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_absorb_final_9d_250( libcrux_sha3_generic_keccak_KeccakXofState_78 *self, Eurydice_slice inputs[1U]) { libcrux_sha3_generic_keccak_KeccakXofState_78 *uu____0 = self; /* Passing arrays by value in Rust generates a copy in C */ Eurydice_slice copy_of_inputs[1U]; memcpy(copy_of_inputs, inputs, (size_t)1U * sizeof(Eurydice_slice)); size_t input_remainder_len = libcrux_sha3_generic_keccak_absorb_full_9d_f80(uu____0, copy_of_inputs); size_t input_len = Eurydice_slice_len(inputs[0U], uint8_t); uint8_t blocks[1U][200U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)1U; i++) { size_t i0 = i; if (self->buf_len > (size_t)0U) { Eurydice_slice uu____2 = Eurydice_array_to_subslice2( blocks[i0], (size_t)0U, self->buf_len, uint8_t); Eurydice_slice_copy(uu____2, Eurydice_array_to_subslice2(self->buf[i0], (size_t)0U, self->buf_len, uint8_t), uint8_t); } if (input_remainder_len > (size_t)0U) { Eurydice_slice uu____3 = Eurydice_array_to_subslice2( blocks[i0], self->buf_len, self->buf_len + input_remainder_len, uint8_t); Eurydice_slice_copy( uu____3, Eurydice_slice_subslice_from( inputs[i0], input_len - input_remainder_len, uint8_t, size_t), uint8_t); } blocks[i0][self->buf_len + input_remainder_len] = 31U; size_t uu____4 = i0; size_t uu____5 = (size_t)168U - (size_t)1U; blocks[uu____4][uu____5] = (uint32_t)blocks[uu____4][uu____5] | 128U; } uint64_t(*uu____6)[5U] = self->inner.st; uint8_t uu____7[1U][200U]; memcpy(uu____7, blocks, (size_t)1U * sizeof(uint8_t[200U])); libcrux_sha3_portable_keccak_load_block_full_5a_d21(uu____6, uu____7); libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); } /** This function found in impl {(libcrux_sha3::portable::incremental::XofAbsorb<168: usize> for libcrux_sha3::portable::incremental::Shake128Absorb)} */ static inline libcrux_sha3_generic_keccak_KeccakXofState_78 libcrux_sha3_portable_incremental_absorb_final_1c( libcrux_sha3_generic_keccak_KeccakXofState_78 self, Eurydice_slice input) { Eurydice_slice buf[1U] = {input}; libcrux_sha3_generic_keccak_absorb_final_9d_250(&self, buf); return self; } /** An all zero block */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.zero_block_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 168 */ static inline void libcrux_sha3_generic_keccak_zero_block_9d_e60( uint8_t ret[168U]) { ret[0U] = 0U; ret[1U] = 0U; ret[2U] = 0U; ret[3U] = 0U; ret[4U] = 0U; ret[5U] = 0U; ret[6U] = 0U; ret[7U] = 0U; ret[8U] = 0U; ret[9U] = 0U; ret[10U] = 0U; ret[11U] = 0U; ret[12U] = 0U; ret[13U] = 0U; ret[14U] = 0U; ret[15U] = 0U; ret[16U] = 0U; ret[17U] = 0U; ret[18U] = 0U; ret[19U] = 0U; ret[20U] = 0U; ret[21U] = 0U; ret[22U] = 0U; ret[23U] = 0U; ret[24U] = 0U; ret[25U] = 0U; ret[26U] = 0U; ret[27U] = 0U; ret[28U] = 0U; ret[29U] = 0U; ret[30U] = 0U; ret[31U] = 0U; ret[32U] = 0U; ret[33U] = 0U; ret[34U] = 0U; ret[35U] = 0U; ret[36U] = 0U; ret[37U] = 0U; ret[38U] = 0U; ret[39U] = 0U; ret[40U] = 0U; ret[41U] = 0U; ret[42U] = 0U; ret[43U] = 0U; ret[44U] = 0U; ret[45U] = 0U; ret[46U] = 0U; ret[47U] = 0U; ret[48U] = 0U; ret[49U] = 0U; ret[50U] = 0U; ret[51U] = 0U; ret[52U] = 0U; ret[53U] = 0U; ret[54U] = 0U; ret[55U] = 0U; ret[56U] = 0U; ret[57U] = 0U; ret[58U] = 0U; ret[59U] = 0U; ret[60U] = 0U; ret[61U] = 0U; ret[62U] = 0U; ret[63U] = 0U; ret[64U] = 0U; ret[65U] = 0U; ret[66U] = 0U; ret[67U] = 0U; ret[68U] = 0U; ret[69U] = 0U; ret[70U] = 0U; ret[71U] = 0U; ret[72U] = 0U; ret[73U] = 0U; ret[74U] = 0U; ret[75U] = 0U; ret[76U] = 0U; ret[77U] = 0U; ret[78U] = 0U; ret[79U] = 0U; ret[80U] = 0U; ret[81U] = 0U; ret[82U] = 0U; ret[83U] = 0U; ret[84U] = 0U; ret[85U] = 0U; ret[86U] = 0U; ret[87U] = 0U; ret[88U] = 0U; ret[89U] = 0U; ret[90U] = 0U; ret[91U] = 0U; ret[92U] = 0U; ret[93U] = 0U; ret[94U] = 0U; ret[95U] = 0U; ret[96U] = 0U; ret[97U] = 0U; ret[98U] = 0U; ret[99U] = 0U; ret[100U] = 0U; ret[101U] = 0U; ret[102U] = 0U; ret[103U] = 0U; ret[104U] = 0U; ret[105U] = 0U; ret[106U] = 0U; ret[107U] = 0U; ret[108U] = 0U; ret[109U] = 0U; ret[110U] = 0U; ret[111U] = 0U; ret[112U] = 0U; ret[113U] = 0U; ret[114U] = 0U; ret[115U] = 0U; ret[116U] = 0U; ret[117U] = 0U; ret[118U] = 0U; ret[119U] = 0U; ret[120U] = 0U; ret[121U] = 0U; ret[122U] = 0U; ret[123U] = 0U; ret[124U] = 0U; ret[125U] = 0U; ret[126U] = 0U; ret[127U] = 0U; ret[128U] = 0U; ret[129U] = 0U; ret[130U] = 0U; ret[131U] = 0U; ret[132U] = 0U; ret[133U] = 0U; ret[134U] = 0U; ret[135U] = 0U; ret[136U] = 0U; ret[137U] = 0U; ret[138U] = 0U; ret[139U] = 0U; ret[140U] = 0U; ret[141U] = 0U; ret[142U] = 0U; ret[143U] = 0U; ret[144U] = 0U; ret[145U] = 0U; ret[146U] = 0U; ret[147U] = 0U; ret[148U] = 0U; ret[149U] = 0U; ret[150U] = 0U; ret[151U] = 0U; ret[152U] = 0U; ret[153U] = 0U; ret[154U] = 0U; ret[155U] = 0U; ret[156U] = 0U; ret[157U] = 0U; ret[158U] = 0U; ret[159U] = 0U; ret[160U] = 0U; ret[161U] = 0U; ret[162U] = 0U; ret[163U] = 0U; ret[164U] = 0U; ret[165U] = 0U; ret[166U] = 0U; ret[167U] = 0U; } /** Generate a new keccak xof state. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.new_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 168 */ static inline libcrux_sha3_generic_keccak_KeccakXofState_78 libcrux_sha3_generic_keccak_new_9d_7e0(void) { libcrux_sha3_generic_keccak_KeccakXofState_78 lit; lit.inner = libcrux_sha3_generic_keccak_new_1e_f4(); uint8_t ret[168U]; libcrux_sha3_generic_keccak_zero_block_9d_e60(ret); memcpy(lit.buf[0U], ret, (size_t)168U * sizeof(uint8_t)); lit.buf_len = (size_t)0U; lit.sponge = false; return lit; } /** This function found in impl {(libcrux_sha3::portable::incremental::XofAbsorb<168: usize> for libcrux_sha3::portable::incremental::Shake128Absorb)} */ static inline libcrux_sha3_generic_keccak_KeccakXofState_78 libcrux_sha3_portable_incremental_new_1c(void) { return libcrux_sha3_generic_keccak_new_9d_7e0(); } /** `out` has the exact size we want here. It must be less than or equal to `RATE`. */ /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_5a with const generics - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_5a_1c( uint64_t (*state)[5U], Eurydice_slice out[1U]) { size_t num_full_blocks = Eurydice_slice_len(out[0U], uint8_t) / (size_t)8U; size_t last_block_len = Eurydice_slice_len(out[0U], uint8_t) % (size_t)8U; for (size_t i = (size_t)0U; i < num_full_blocks; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_slice_subslice2( out[0U], i0 * (size_t)8U, i0 * (size_t)8U + (size_t)8U, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes(state[i0 / (size_t)5U][i0 % (size_t)5U], ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); } if (last_block_len != (size_t)0U) { Eurydice_slice uu____1 = Eurydice_slice_subslice2( out[0U], num_full_blocks * (size_t)8U, num_full_blocks * (size_t)8U + last_block_len, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes( state[num_full_blocks / (size_t)5U][num_full_blocks % (size_t)5U], ret); Eurydice_slice_copy( uu____1, Eurydice_array_to_subslice2(ret, (size_t)0U, last_block_len, uint8_t), uint8_t); } } /** Squeeze `N` x `LEN` bytes. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 136 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_9d_96( libcrux_sha3_generic_keccak_KeccakXofState_4f *self, Eurydice_slice out[1U]) { if (self->sponge) { libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); } size_t out_len = Eurydice_slice_len(out[0U], uint8_t); size_t blocks = out_len / (size_t)136U; size_t last = out_len - out_len % (size_t)136U; size_t mid; if ((size_t)136U >= out_len) { mid = out_len; } else { mid = (size_t)136U; } Eurydice_slice_uint8_t_1size_t__x2 uu____0 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, mid); Eurydice_slice out00[1U]; memcpy(out00, uu____0.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice out_rest[1U]; memcpy(out_rest, uu____0.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_store_5a_1c(self->inner.st, out00); core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){.start = (size_t)1U, .end = blocks}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { if (core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3) .tag == None) { break; } else { Eurydice_slice_uint8_t_1size_t__x2 uu____1 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out_rest, (size_t)136U); Eurydice_slice out0[1U]; memcpy(out0, uu____1.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice tmp[1U]; memcpy(tmp, uu____1.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); libcrux_sha3_portable_keccak_store_5a_1c(self->inner.st, out0); memcpy(out_rest, tmp, (size_t)1U * sizeof(Eurydice_slice)); } } if (last < out_len) { libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); libcrux_sha3_portable_keccak_store_5a_1c(self->inner.st, out_rest); } self->sponge = true; } /** Shake256 squeeze */ /** This function found in impl {(libcrux_sha3::portable::incremental::XofSqueeze<136: usize> for libcrux_sha3::portable::incremental::Shake256Squeeze)#3} */ static inline void libcrux_sha3_portable_incremental_squeeze_8a( libcrux_sha3_generic_keccak_KeccakXofState_4f *self, Eurydice_slice out) { Eurydice_slice buf[1U] = {out}; libcrux_sha3_generic_keccak_squeeze_9d_96(self, buf); } /** `out` has the exact size we want here. It must be less than or equal to `RATE`. */ /** This function found in impl {(libcrux_sha3::traits::internal::KeccakItem<1: usize> for u64)} */ /** A monomorphic instance of libcrux_sha3.portable_keccak.store_5a with const generics - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_portable_keccak_store_5a_1c0( uint64_t (*state)[5U], Eurydice_slice out[1U]) { size_t num_full_blocks = Eurydice_slice_len(out[0U], uint8_t) / (size_t)8U; size_t last_block_len = Eurydice_slice_len(out[0U], uint8_t) % (size_t)8U; for (size_t i = (size_t)0U; i < num_full_blocks; i++) { size_t i0 = i; Eurydice_slice uu____0 = Eurydice_slice_subslice2( out[0U], i0 * (size_t)8U, i0 * (size_t)8U + (size_t)8U, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes(state[i0 / (size_t)5U][i0 % (size_t)5U], ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)8U, ret, uint8_t), uint8_t); } if (last_block_len != (size_t)0U) { Eurydice_slice uu____1 = Eurydice_slice_subslice2( out[0U], num_full_blocks * (size_t)8U, num_full_blocks * (size_t)8U + last_block_len, uint8_t); uint8_t ret[8U]; core_num__u64_9__to_le_bytes( state[num_full_blocks / (size_t)5U][num_full_blocks % (size_t)5U], ret); Eurydice_slice_copy( uu____1, Eurydice_array_to_subslice2(ret, (size_t)0U, last_block_len, uint8_t), uint8_t); } } /** Squeeze `N` x `LEN` bytes. */ /** This function found in impl {libcrux_sha3::generic_keccak::KeccakXofState[TraitClause@0]#2} */ /** A monomorphic instance of libcrux_sha3.generic_keccak.squeeze_9d with types uint64_t with const generics - PARALLEL_LANES= 1 - RATE= 168 */ static KRML_MUSTINLINE void libcrux_sha3_generic_keccak_squeeze_9d_960( libcrux_sha3_generic_keccak_KeccakXofState_78 *self, Eurydice_slice out[1U]) { if (self->sponge) { libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); } size_t out_len = Eurydice_slice_len(out[0U], uint8_t); size_t blocks = out_len / (size_t)168U; size_t last = out_len - out_len % (size_t)168U; size_t mid; if ((size_t)168U >= out_len) { mid = out_len; } else { mid = (size_t)168U; } Eurydice_slice_uint8_t_1size_t__x2 uu____0 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out, mid); Eurydice_slice out00[1U]; memcpy(out00, uu____0.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice out_rest[1U]; memcpy(out_rest, uu____0.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_portable_keccak_store_5a_1c0(self->inner.st, out00); core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){.start = (size_t)1U, .end = blocks}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { if (core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3) .tag == None) { break; } else { Eurydice_slice_uint8_t_1size_t__x2 uu____1 = libcrux_sha3_portable_keccak_split_at_mut_n_5a(out_rest, (size_t)168U); Eurydice_slice out0[1U]; memcpy(out0, uu____1.fst, (size_t)1U * sizeof(Eurydice_slice)); Eurydice_slice tmp[1U]; memcpy(tmp, uu____1.snd, (size_t)1U * sizeof(Eurydice_slice)); libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); libcrux_sha3_portable_keccak_store_5a_1c0(self->inner.st, out0); memcpy(out_rest, tmp, (size_t)1U * sizeof(Eurydice_slice)); } } if (last < out_len) { libcrux_sha3_generic_keccak_keccakf1600_21(&self->inner); libcrux_sha3_portable_keccak_store_5a_1c0(self->inner.st, out_rest); } self->sponge = true; } /** Shake128 squeeze */ /** This function found in impl {(libcrux_sha3::portable::incremental::XofSqueeze<168: usize> for libcrux_sha3::portable::incremental::Shake128Squeeze)#1} */ static inline void libcrux_sha3_portable_incremental_squeeze_10( libcrux_sha3_generic_keccak_KeccakXofState_78 *self, Eurydice_slice out) { Eurydice_slice buf[1U] = {out}; libcrux_sha3_generic_keccak_squeeze_9d_960(self, buf); } /** This function found in impl {(core::clone::Clone for libcrux_sha3::portable::KeccakState)} */ static inline libcrux_sha3_generic_keccak_KeccakState_48 libcrux_sha3_portable_clone_3d( libcrux_sha3_generic_keccak_KeccakState_48 *self) { return self[0U]; } /** This function found in impl {(core::convert::From for u32)#1} */ static inline uint32_t libcrux_sha3_from_eb(libcrux_sha3_Algorithm v) { uint32_t uu____0; switch (v) { case libcrux_sha3_Sha224: { uu____0 = 1U; break; } case libcrux_sha3_Sha256: { uu____0 = 2U; break; } case libcrux_sha3_Sha384: { uu____0 = 3U; break; } case libcrux_sha3_Sha512: { uu____0 = 4U; break; } default: { KRML_HOST_EPRINTF("KaRaMeL incomplete match at %s:%d\n", __FILE__, __LINE__); KRML_HOST_EXIT(253U); } } return uu____0; } /** This function found in impl {(core::convert::From for libcrux_sha3::Algorithm)} */ static inline libcrux_sha3_Algorithm libcrux_sha3_from_2d(uint32_t v) { libcrux_sha3_Algorithm uu____0; switch (v) { case 1U: { uu____0 = libcrux_sha3_Sha224; break; } case 2U: { uu____0 = libcrux_sha3_Sha256; break; } case 3U: { uu____0 = libcrux_sha3_Sha384; break; } case 4U: { uu____0 = libcrux_sha3_Sha512; break; } default: { KRML_HOST_EPRINTF("KaRaMeL abort at %s:%d\n%s\n", __FILE__, __LINE__, "panic!"); KRML_HOST_EXIT(255U); } } return uu____0; } typedef uint8_t libcrux_sha3_Sha3_512Digest[64U]; typedef uint8_t libcrux_sha3_Sha3_384Digest[48U]; typedef uint8_t libcrux_sha3_Sha3_256Digest[32U]; typedef uint8_t libcrux_sha3_Sha3_224Digest[28U]; #if defined(__cplusplus) } #endif #define __libcrux_sha3_portable_H_DEFINED #endif /* from libcrux/libcrux-ml-kem/cg/libcrux_mlkem768_portable.h */ /* * SPDX-FileCopyrightText: 2024 Cryspen Sarl * * SPDX-License-Identifier: MIT or Apache-2.0 * * This code was generated with the following revisions: * Charon: 6b5e110342a771a3e1c739b10294b1778e4be8b4 * Eurydice: 31be7d65ca5d6acdacfb33652e478d24dd85c1cb * Karamel: 3205d3365ea2790b02368f79fcee38e38d0b5908 * F*: a32b316e521fa4f239b610ec8f1d15e78d62cbe8-dirty * Libcrux: 4ad532b206174114dd4140b718e7794a28fc59ee */ #ifndef __libcrux_mlkem768_portable_H #define __libcrux_mlkem768_portable_H #if defined(__cplusplus) extern "C" { #endif #define LIBCRUX_ML_KEM_HASH_FUNCTIONS_BLOCK_SIZE ((size_t)168U) #define LIBCRUX_ML_KEM_HASH_FUNCTIONS_THREE_BLOCKS \ (LIBCRUX_ML_KEM_HASH_FUNCTIONS_BLOCK_SIZE * (size_t)3U) static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_G( Eurydice_slice input, uint8_t ret[64U]) { uint8_t digest[64U] = {0U}; libcrux_sha3_portable_sha512( Eurydice_array_to_slice((size_t)64U, digest, uint8_t), input); memcpy(ret, digest, (size_t)64U * sizeof(uint8_t)); } static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_H( Eurydice_slice input, uint8_t ret[32U]) { uint8_t digest[32U] = {0U}; libcrux_sha3_portable_sha256( Eurydice_array_to_slice((size_t)32U, digest, uint8_t), input); memcpy(ret, digest, (size_t)32U * sizeof(uint8_t)); } #define LIBCRUX_ML_KEM_IND_CCA_ENCAPS_SEED_SIZE \ (LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE) #define LIBCRUX_ML_KEM_IND_CCA_KEY_GENERATION_SEED_SIZE \ (LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE + \ LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE) typedef uint8_t libcrux_ml_kem_ind_cca_MlKemSharedSecret[32U]; static const int16_t libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[128U] = {(int16_t)-1044, (int16_t)-758, (int16_t)-359, (int16_t)-1517, (int16_t)1493, (int16_t)1422, (int16_t)287, (int16_t)202, (int16_t)-171, (int16_t)622, (int16_t)1577, (int16_t)182, (int16_t)962, (int16_t)-1202, (int16_t)-1474, (int16_t)1468, (int16_t)573, (int16_t)-1325, (int16_t)264, (int16_t)383, (int16_t)-829, (int16_t)1458, (int16_t)-1602, (int16_t)-130, (int16_t)-681, (int16_t)1017, (int16_t)732, (int16_t)608, (int16_t)-1542, (int16_t)411, (int16_t)-205, (int16_t)-1571, (int16_t)1223, (int16_t)652, (int16_t)-552, (int16_t)1015, (int16_t)-1293, (int16_t)1491, (int16_t)-282, (int16_t)-1544, (int16_t)516, (int16_t)-8, (int16_t)-320, (int16_t)-666, (int16_t)-1618, (int16_t)-1162, (int16_t)126, (int16_t)1469, (int16_t)-853, (int16_t)-90, (int16_t)-271, (int16_t)830, (int16_t)107, (int16_t)-1421, (int16_t)-247, (int16_t)-951, (int16_t)-398, (int16_t)961, (int16_t)-1508, (int16_t)-725, (int16_t)448, (int16_t)-1065, (int16_t)677, (int16_t)-1275, (int16_t)-1103, (int16_t)430, (int16_t)555, (int16_t)843, (int16_t)-1251, (int16_t)871, (int16_t)1550, (int16_t)105, (int16_t)422, (int16_t)587, (int16_t)177, (int16_t)-235, (int16_t)-291, (int16_t)-460, (int16_t)1574, (int16_t)1653, (int16_t)-246, (int16_t)778, (int16_t)1159, (int16_t)-147, (int16_t)-777, (int16_t)1483, (int16_t)-602, (int16_t)1119, (int16_t)-1590, (int16_t)644, (int16_t)-872, (int16_t)349, (int16_t)418, (int16_t)329, (int16_t)-156, (int16_t)-75, (int16_t)817, (int16_t)1097, (int16_t)603, (int16_t)610, (int16_t)1322, (int16_t)-1285, (int16_t)-1465, (int16_t)384, (int16_t)-1215, (int16_t)-136, (int16_t)1218, (int16_t)-1335, (int16_t)-874, (int16_t)220, (int16_t)-1187, (int16_t)-1659, (int16_t)-1185, (int16_t)-1530, (int16_t)-1278, (int16_t)794, (int16_t)-1510, (int16_t)-854, (int16_t)-870, (int16_t)478, (int16_t)-108, (int16_t)-308, (int16_t)996, (int16_t)991, (int16_t)958, (int16_t)-1460, (int16_t)1522, (int16_t)1628}; #define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR ((size_t)16U) #define LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT \ (LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT / \ LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR) #define LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS ((int16_t)3329) #define LIBCRUX_ML_KEM_VECTOR_TRAITS_MONTGOMERY_R_SQUARED_MOD_FIELD_MODULUS \ ((int16_t)1353) #define LIBCRUX_ML_KEM_VECTOR_TRAITS_INVERSE_OF_MODULUS_MOD_MONTGOMERY_R \ (62209U) typedef struct libcrux_ml_kem_vector_portable_vector_type_PortableVector_s { int16_t elements[16U]; } libcrux_ml_kem_vector_portable_vector_type_PortableVector; static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_vector_type_from_i16_array( Eurydice_slice array) { libcrux_ml_kem_vector_portable_vector_type_PortableVector lit; int16_t ret[16U]; Result_c0 dst; Eurydice_slice_to_array2( &dst, Eurydice_slice_subslice2(array, (size_t)0U, (size_t)16U, int16_t), Eurydice_slice, int16_t[16U]); unwrap_41_f9(dst, ret); memcpy(lit.elements, ret, (size_t)16U * sizeof(int16_t)); return lit; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_from_i16_array_0d(Eurydice_slice array) { return libcrux_ml_kem_vector_portable_vector_type_from_i16_array(array); } typedef struct uint8_t_x11_s { uint8_t fst; uint8_t snd; uint8_t thd; uint8_t f3; uint8_t f4; uint8_t f5; uint8_t f6; uint8_t f7; uint8_t f8; uint8_t f9; uint8_t f10; } uint8_t_x11; static KRML_MUSTINLINE uint8_t_x11 libcrux_ml_kem_vector_portable_serialize_serialize_11_int(Eurydice_slice v) { uint8_t r0 = (uint8_t)Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *); uint8_t r1 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) & (int16_t)31) << 3U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *) >> 8U); uint8_t r2 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)2U, int16_t, int16_t *) & (int16_t)3) << 6U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) >> 5U); uint8_t r3 = (uint8_t)(Eurydice_slice_index(v, (size_t)2U, int16_t, int16_t *) >> 2U & (int16_t)255); uint8_t r4 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)3U, int16_t, int16_t *) & (int16_t)127) << 1U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)2U, int16_t, int16_t *) >> 10U); uint8_t r5 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)4U, int16_t, int16_t *) & (int16_t)15) << 4U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)3U, int16_t, int16_t *) >> 7U); uint8_t r6 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)5U, int16_t, int16_t *) & (int16_t)1) << 7U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)4U, int16_t, int16_t *) >> 4U); uint8_t r7 = (uint8_t)(Eurydice_slice_index(v, (size_t)5U, int16_t, int16_t *) >> 1U & (int16_t)255); uint8_t r8 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)6U, int16_t, int16_t *) & (int16_t)63) << 2U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)5U, int16_t, int16_t *) >> 9U); uint8_t r9 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)7U, int16_t, int16_t *) & (int16_t)7) << 5U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)6U, int16_t, int16_t *) >> 6U); uint8_t r10 = (uint8_t)(Eurydice_slice_index(v, (size_t)7U, int16_t, int16_t *) >> 3U); return (CLITERAL(uint8_t_x11){.fst = r0, .snd = r1, .thd = r2, .f3 = r3, .f4 = r4, .f5 = r5, .f6 = r6, .f7 = r7, .f8 = r8, .f9 = r9, .f10 = r10}); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_serialize_serialize_11( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, uint8_t ret[22U]) { uint8_t_x11 r0_10 = libcrux_ml_kem_vector_portable_serialize_serialize_11_int( Eurydice_array_to_subslice2(v.elements, (size_t)0U, (size_t)8U, int16_t)); uint8_t_x11 r11_21 = libcrux_ml_kem_vector_portable_serialize_serialize_11_int( Eurydice_array_to_subslice2(v.elements, (size_t)8U, (size_t)16U, int16_t)); uint8_t result[22U] = {0U}; result[0U] = r0_10.fst; result[1U] = r0_10.snd; result[2U] = r0_10.thd; result[3U] = r0_10.f3; result[4U] = r0_10.f4; result[5U] = r0_10.f5; result[6U] = r0_10.f6; result[7U] = r0_10.f7; result[8U] = r0_10.f8; result[9U] = r0_10.f9; result[10U] = r0_10.f10; result[11U] = r11_21.fst; result[12U] = r11_21.snd; result[13U] = r11_21.thd; result[14U] = r11_21.f3; result[15U] = r11_21.f4; result[16U] = r11_21.f5; result[17U] = r11_21.f6; result[18U] = r11_21.f7; result[19U] = r11_21.f8; result[20U] = r11_21.f9; result[21U] = r11_21.f10; memcpy(ret, result, (size_t)22U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline void libcrux_ml_kem_vector_portable_serialize_11_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, uint8_t ret[22U]) { libcrux_ml_kem_vector_portable_serialize_serialize_11(a, ret); } typedef struct int16_t_x8_s { int16_t fst; int16_t snd; int16_t thd; int16_t f3; int16_t f4; int16_t f5; int16_t f6; int16_t f7; } int16_t_x8; static KRML_MUSTINLINE int16_t_x8 libcrux_ml_kem_vector_portable_serialize_deserialize_11_int( Eurydice_slice bytes) { int16_t r0 = ((int16_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) & (int16_t)7) << 8U | (int16_t)Eurydice_slice_index(bytes, (size_t)0U, uint8_t, uint8_t *); int16_t r1 = ((int16_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *) & (int16_t)63) << 5U | (int16_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) >> 3U; int16_t r2 = (((int16_t)Eurydice_slice_index(bytes, (size_t)4U, uint8_t, uint8_t *) & (int16_t)1) << 10U | (int16_t)Eurydice_slice_index(bytes, (size_t)3U, uint8_t, uint8_t *) << 2U) | (int16_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *) >> 6U; int16_t r3 = ((int16_t)Eurydice_slice_index(bytes, (size_t)5U, uint8_t, uint8_t *) & (int16_t)15) << 7U | (int16_t)Eurydice_slice_index(bytes, (size_t)4U, uint8_t, uint8_t *) >> 1U; int16_t r4 = ((int16_t)Eurydice_slice_index(bytes, (size_t)6U, uint8_t, uint8_t *) & (int16_t)127) << 4U | (int16_t)Eurydice_slice_index(bytes, (size_t)5U, uint8_t, uint8_t *) >> 4U; int16_t r5 = (((int16_t)Eurydice_slice_index(bytes, (size_t)8U, uint8_t, uint8_t *) & (int16_t)3) << 9U | (int16_t)Eurydice_slice_index(bytes, (size_t)7U, uint8_t, uint8_t *) << 1U) | (int16_t)Eurydice_slice_index(bytes, (size_t)6U, uint8_t, uint8_t *) >> 7U; int16_t r6 = ((int16_t)Eurydice_slice_index(bytes, (size_t)9U, uint8_t, uint8_t *) & (int16_t)31) << 6U | (int16_t)Eurydice_slice_index(bytes, (size_t)8U, uint8_t, uint8_t *) >> 2U; int16_t r7 = (int16_t)Eurydice_slice_index(bytes, (size_t)10U, uint8_t, uint8_t *) << 3U | (int16_t)Eurydice_slice_index(bytes, (size_t)9U, uint8_t, uint8_t *) >> 5U; return (CLITERAL(int16_t_x8){.fst = r0, .snd = r1, .thd = r2, .f3 = r3, .f4 = r4, .f5 = r5, .f6 = r6, .f7 = r7}); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_vector_type_zero(void) { libcrux_ml_kem_vector_portable_vector_type_PortableVector lit; lit.elements[0U] = (int16_t)0; lit.elements[1U] = (int16_t)0; lit.elements[2U] = (int16_t)0; lit.elements[3U] = (int16_t)0; lit.elements[4U] = (int16_t)0; lit.elements[5U] = (int16_t)0; lit.elements[6U] = (int16_t)0; lit.elements[7U] = (int16_t)0; lit.elements[8U] = (int16_t)0; lit.elements[9U] = (int16_t)0; lit.elements[10U] = (int16_t)0; lit.elements[11U] = (int16_t)0; lit.elements[12U] = (int16_t)0; lit.elements[13U] = (int16_t)0; lit.elements[14U] = (int16_t)0; lit.elements[15U] = (int16_t)0; return lit; } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_serialize_deserialize_11(Eurydice_slice bytes) { int16_t_x8 v0_7 = libcrux_ml_kem_vector_portable_serialize_deserialize_11_int( Eurydice_slice_subslice2(bytes, (size_t)0U, (size_t)11U, uint8_t)); int16_t_x8 v8_15 = libcrux_ml_kem_vector_portable_serialize_deserialize_11_int( Eurydice_slice_subslice2(bytes, (size_t)11U, (size_t)22U, uint8_t)); libcrux_ml_kem_vector_portable_vector_type_PortableVector v = libcrux_ml_kem_vector_portable_vector_type_zero(); v.elements[0U] = v0_7.fst; v.elements[1U] = v0_7.snd; v.elements[2U] = v0_7.thd; v.elements[3U] = v0_7.f3; v.elements[4U] = v0_7.f4; v.elements[5U] = v0_7.f5; v.elements[6U] = v0_7.f6; v.elements[7U] = v0_7.f7; v.elements[8U] = v8_15.fst; v.elements[9U] = v8_15.snd; v.elements[10U] = v8_15.thd; v.elements[11U] = v8_15.f3; v.elements[12U] = v8_15.f4; v.elements[13U] = v8_15.f5; v.elements[14U] = v8_15.f6; v.elements[15U] = v8_15.f7; return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_deserialize_11_0d(Eurydice_slice a) { return libcrux_ml_kem_vector_portable_serialize_deserialize_11(a); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_vector_type_to_i16_array( libcrux_ml_kem_vector_portable_vector_type_PortableVector x, int16_t ret[16U]) { memcpy(ret, x.elements, (size_t)16U * sizeof(int16_t)); } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline void libcrux_ml_kem_vector_portable_to_i16_array_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector x, int16_t ret[16U]) { libcrux_ml_kem_vector_portable_vector_type_to_i16_array(x, ret); } static const uint8_t libcrux_ml_kem_vector_rej_sample_table_REJECTION_SAMPLE_SHUFFLE_TABLE [256U][16U] = {{255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {6U, 7U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 6U, 7U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 6U, 7U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 6U, 7U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 6U, 7U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 6U, 7U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 6U, 7U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 6U, 7U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {6U, 7U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 6U, 7U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 6U, 7U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 6U, 7U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 6U, 7U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 6U, 7U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 255U, 255U, 255U, 255U, 255U, 255U}, {10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {6U, 7U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 6U, 7U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 6U, 7U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 6U, 7U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 6U, 7U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 6U, 7U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 6U, 7U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 6U, 7U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U}, {8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U}, {6U, 7U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 6U, 7U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 6U, 7U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 6U, 7U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 255U, 255U, 255U, 255U}, {12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {6U, 7U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 6U, 7U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 6U, 7U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 6U, 7U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 6U, 7U, 12U, 13U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 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255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 6U, 7U, 8U, 9U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {4U, 5U, 6U, 7U, 8U, 9U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 6U, 7U, 8U, 9U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 12U, 13U, 14U, 15U, 255U, 255U}, {10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {4U, 5U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {6U, 7U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 6U, 7U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 6U, 7U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 6U, 7U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {4U, 5U, 6U, 7U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 6U, 7U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 6U, 7U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 6U, 7U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U}, {8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {2U, 3U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {4U, 5U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {2U, 3U, 4U, 5U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U}, {6U, 7U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U, 255U, 255U}, {0U, 1U, 6U, 7U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {2U, 3U, 6U, 7U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {0U, 1U, 2U, 3U, 6U, 7U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U}, {4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U, 255U, 255U}, {0U, 1U, 4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U}, {2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U, 255U, 255U}, {0U, 1U, 2U, 3U, 4U, 5U, 6U, 7U, 8U, 9U, 10U, 11U, 12U, 13U, 14U, 15U}}; /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ZERO_0d(void) { return libcrux_ml_kem_vector_portable_vector_type_zero(); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_arithmetic_add( libcrux_ml_kem_vector_portable_vector_type_PortableVector lhs, libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; size_t uu____0 = i0; lhs.elements[uu____0] = lhs.elements[uu____0] + rhs->elements[i0]; } return lhs; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_add_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector lhs, libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs) { return libcrux_ml_kem_vector_portable_arithmetic_add(lhs, rhs); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_arithmetic_sub( libcrux_ml_kem_vector_portable_vector_type_PortableVector lhs, libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; size_t uu____0 = i0; lhs.elements[uu____0] = lhs.elements[uu____0] - rhs->elements[i0]; } return lhs; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_sub_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector lhs, libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs) { return libcrux_ml_kem_vector_portable_arithmetic_sub(lhs, rhs); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_arithmetic_multiply_by_constant( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t c) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; size_t uu____0 = i0; v.elements[uu____0] = v.elements[uu____0] * c; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_multiply_by_constant_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t c) { return libcrux_ml_kem_vector_portable_arithmetic_multiply_by_constant(v, c); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_arithmetic_bitwise_and_with_constant( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t c) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; size_t uu____0 = i0; v.elements[uu____0] = v.elements[uu____0] & c; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_bitwise_and_with_constant_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t c) { return libcrux_ml_kem_vector_portable_arithmetic_bitwise_and_with_constant(v, c); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_arithmetic_cond_subtract_3329( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { core_ops_range_Range_b3 iter = core_iter_traits_collect___core__iter__traits__collect__IntoIterator_for_I__1__into_iter( (CLITERAL(core_ops_range_Range_b3){ .start = (size_t)0U, .end = LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR}), core_ops_range_Range_b3, core_ops_range_Range_b3); while (true) { Option_b3 uu____0 = core_iter_range___core__iter__traits__iterator__Iterator_for_core__ops__range__Range_A___6__next( &iter, size_t, Option_b3); if (!(uu____0.tag == None)) { size_t i = uu____0.f0; if (v.elements[i] >= (int16_t)3329) { size_t uu____1 = i; v.elements[uu____1] = v.elements[uu____1] - (int16_t)3329; } continue; } return v; } } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_cond_subtract_3329_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_arithmetic_cond_subtract_3329(v); } #define LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_BARRETT_MULTIPLIER \ ((int32_t)20159) #define LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_BARRETT_SHIFT ((int32_t)26) #define LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_BARRETT_R \ ((int32_t)1 << (uint32_t) \ LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_BARRETT_SHIFT) /** Signed Barrett Reduction Given an input `value`, `barrett_reduce` outputs a representative `result` such that: - result ≡ value (mod FIELD_MODULUS) - the absolute value of `result` is bound as follows: `|result| ≤ FIELD_MODULUS / 2 · (|value|/BARRETT_R + 1) In particular, if `|value| < BARRETT_R`, then `|result| < FIELD_MODULUS`. */ static inline int16_t libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce_element( int16_t value) { int32_t t = (int32_t)value * LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_BARRETT_MULTIPLIER + (LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_BARRETT_R >> 1U); int16_t quotient = (int16_t)(t >> (uint32_t) LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_BARRETT_SHIFT); return value - quotient * LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; v.elements[i0] = libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce_element( v.elements[i0]); } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_barrett_reduce_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce(v); } #define LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_SHIFT (16U) #define LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_R \ ((int32_t)1 << (uint32_t) \ LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_SHIFT) /** Signed Montgomery Reduction Given an input `value`, `montgomery_reduce` outputs a representative `o` such that: - o ≡ value · MONTGOMERY_R^(-1) (mod FIELD_MODULUS) - the absolute value of `o` is bound as follows: `|result| ≤ (|value| / MONTGOMERY_R) + (FIELD_MODULUS / 2) In particular, if `|value| ≤ FIELD_MODULUS * MONTGOMERY_R`, then `|o| < (3 · FIELD_MODULUS) / 2`. */ static inline int16_t libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( int32_t value) { int32_t k = (int32_t)(int16_t)value * (int32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_INVERSE_OF_MODULUS_MOD_MONTGOMERY_R; int32_t k_times_modulus = (int32_t)(int16_t)k * (int32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; int16_t c = (int16_t)(k_times_modulus >> (uint32_t) LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_SHIFT); int16_t value_high = (int16_t)(value >> (uint32_t) LIBCRUX_ML_KEM_VECTOR_PORTABLE_ARITHMETIC_MONTGOMERY_SHIFT); return value_high - c; } /** If `fe` is some field element 'x' of the Kyber field and `fer` is congruent to `y · MONTGOMERY_R`, this procedure outputs a value that is congruent to `x · y`, as follows: `fe · fer ≡ x · y · MONTGOMERY_R (mod FIELD_MODULUS)` `montgomery_reduce` takes the value `x · y · MONTGOMERY_R` and outputs a representative `x · y · MONTGOMERY_R * MONTGOMERY_R^{-1} ≡ x · y (mod FIELD_MODULUS)`. */ static KRML_MUSTINLINE int16_t libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_fe_by_fer( int16_t fe, int16_t fer) { return libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( (int32_t)fe * (int32_t)fer); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_by_constant( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t c) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; v.elements[i0] = libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_fe_by_fer( v.elements[i0], c); } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t r) { return libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_by_constant( v, r); } /** The `compress_*` functions implement the `Compress` function specified in the NIST FIPS 203 standard (Page 18, Expression 4.5), which is defined as: ```plaintext Compress_d: ℤq -> ℤ_{2ᵈ} Compress_d(x) = ⌈(2ᵈ/q)·x⌋ ``` Since `⌈x⌋ = ⌊x + 1/2⌋` we have: ```plaintext Compress_d(x) = ⌊(2ᵈ/q)·x + 1/2⌋ = ⌊(2^{d+1}·x + q) / 2q⌋ ``` For further information about the function implementations, consult the `implementation_notes.pdf` document in this directory. The NIST FIPS 203 standard can be found at . */ static inline uint8_t libcrux_ml_kem_vector_portable_compress_compress_message_coefficient( uint16_t fe) { int16_t shifted = (int16_t)1664 - (int16_t)fe; int16_t mask = shifted >> 15U; int16_t shifted_to_positive = mask ^ shifted; int16_t shifted_positive_in_range = shifted_to_positive - (int16_t)832; return (uint8_t)(shifted_positive_in_range >> 15U & (int16_t)1); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_compress_1( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; v.elements[i0] = (int16_t) libcrux_ml_kem_vector_portable_compress_compress_message_coefficient( (uint16_t)v.elements[i0]); } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_1_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_compress_1(v); } static KRML_MUSTINLINE uint32_t libcrux_ml_kem_vector_portable_arithmetic_get_n_least_significant_bits( uint8_t n, uint32_t value) { return value & ((1U << (uint32_t)n) - 1U); } static inline int16_t libcrux_ml_kem_vector_portable_compress_compress_ciphertext_coefficient( uint8_t coefficient_bits, uint16_t fe) { uint64_t compressed = (uint64_t)fe << (uint32_t)coefficient_bits; compressed = compressed + 1664ULL; compressed = compressed * 10321340ULL; compressed = compressed >> 35U; return (int16_t) libcrux_ml_kem_vector_portable_arithmetic_get_n_least_significant_bits( coefficient_bits, (uint32_t)compressed); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_ntt_ntt_step( libcrux_ml_kem_vector_portable_vector_type_PortableVector *v, int16_t zeta, size_t i, size_t j) { int16_t t = libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_fe_by_fer( v->elements[j], zeta); v->elements[j] = v->elements[i] - t; v->elements[i] = v->elements[i] + t; } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_ntt_layer_1_step( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta0, (size_t)0U, (size_t)2U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta0, (size_t)1U, (size_t)3U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta1, (size_t)4U, (size_t)6U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta1, (size_t)5U, (size_t)7U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta2, (size_t)8U, (size_t)10U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta2, (size_t)9U, (size_t)11U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta3, (size_t)12U, (size_t)14U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta3, (size_t)13U, (size_t)15U); return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_layer_1_step_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { return libcrux_ml_kem_vector_portable_ntt_ntt_layer_1_step(a, zeta0, zeta1, zeta2, zeta3); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_ntt_layer_2_step( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t zeta0, int16_t zeta1) { libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta0, (size_t)0U, (size_t)4U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta0, (size_t)1U, (size_t)5U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta0, (size_t)2U, (size_t)6U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta0, (size_t)3U, (size_t)7U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta1, (size_t)8U, (size_t)12U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta1, (size_t)9U, (size_t)13U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta1, (size_t)10U, (size_t)14U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta1, (size_t)11U, (size_t)15U); return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_layer_2_step_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, int16_t zeta0, int16_t zeta1) { return libcrux_ml_kem_vector_portable_ntt_ntt_layer_2_step(a, zeta0, zeta1); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_ntt_layer_3_step( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t zeta) { libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta, (size_t)0U, (size_t)8U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta, (size_t)1U, (size_t)9U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta, (size_t)2U, (size_t)10U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta, (size_t)3U, (size_t)11U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta, (size_t)4U, (size_t)12U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta, (size_t)5U, (size_t)13U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta, (size_t)6U, (size_t)14U); libcrux_ml_kem_vector_portable_ntt_ntt_step(&v, zeta, (size_t)7U, (size_t)15U); return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_layer_3_step_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, int16_t zeta) { return libcrux_ml_kem_vector_portable_ntt_ntt_layer_3_step(a, zeta); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_ntt_inv_ntt_step( libcrux_ml_kem_vector_portable_vector_type_PortableVector *v, int16_t zeta, size_t i, size_t j) { int16_t a_minus_b = v->elements[j] - v->elements[i]; v->elements[i] = libcrux_ml_kem_vector_portable_arithmetic_barrett_reduce_element( v->elements[i] + v->elements[j]); v->elements[j] = libcrux_ml_kem_vector_portable_arithmetic_montgomery_multiply_fe_by_fer( a_minus_b, zeta); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_inv_ntt_layer_1_step( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta0, (size_t)0U, (size_t)2U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta0, (size_t)1U, (size_t)3U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta1, (size_t)4U, (size_t)6U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta1, (size_t)5U, (size_t)7U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta2, (size_t)8U, (size_t)10U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta2, (size_t)9U, (size_t)11U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta3, (size_t)12U, (size_t)14U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta3, (size_t)13U, (size_t)15U); return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_inv_ntt_layer_1_step_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { return libcrux_ml_kem_vector_portable_ntt_inv_ntt_layer_1_step( a, zeta0, zeta1, zeta2, zeta3); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_inv_ntt_layer_2_step( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t zeta0, int16_t zeta1) { libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta0, (size_t)0U, (size_t)4U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta0, (size_t)1U, (size_t)5U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta0, (size_t)2U, (size_t)6U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta0, (size_t)3U, (size_t)7U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta1, (size_t)8U, (size_t)12U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta1, (size_t)9U, (size_t)13U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta1, (size_t)10U, (size_t)14U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta1, (size_t)11U, (size_t)15U); return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_inv_ntt_layer_2_step_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, int16_t zeta0, int16_t zeta1) { return libcrux_ml_kem_vector_portable_ntt_inv_ntt_layer_2_step(a, zeta0, zeta1); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_inv_ntt_layer_3_step( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t zeta) { libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta, (size_t)0U, (size_t)8U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta, (size_t)1U, (size_t)9U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta, (size_t)2U, (size_t)10U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta, (size_t)3U, (size_t)11U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta, (size_t)4U, (size_t)12U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta, (size_t)5U, (size_t)13U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta, (size_t)6U, (size_t)14U); libcrux_ml_kem_vector_portable_ntt_inv_ntt_step(&v, zeta, (size_t)7U, (size_t)15U); return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_inv_ntt_layer_3_step_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, int16_t zeta) { return libcrux_ml_kem_vector_portable_ntt_inv_ntt_layer_3_step(a, zeta); } /** Compute the product of two Kyber binomials with respect to the modulus `X² - zeta`. This function almost implements Algorithm 11 of the NIST FIPS 203 standard, which is reproduced below: ```plaintext Input: a₀, a₁, b₀, b₁ ∈ ℤq. Input: γ ∈ ℤq. Output: c₀, c₁ ∈ ℤq. c₀ ← a₀·b₀ + a₁·b₁·γ c₁ ← a₀·b₁ + a₁·b₀ return c₀, c₁ ``` We say "almost" because the coefficients output by this function are in the Montgomery domain (unlike in the specification). The NIST FIPS 203 standard can be found at . */ static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( libcrux_ml_kem_vector_portable_vector_type_PortableVector *a, libcrux_ml_kem_vector_portable_vector_type_PortableVector *b, int16_t zeta, size_t i, size_t j, libcrux_ml_kem_vector_portable_vector_type_PortableVector *out) { int16_t o0 = libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( (int32_t)a->elements[i] * (int32_t)b->elements[i] + (int32_t) libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( (int32_t)a->elements[j] * (int32_t)b->elements[j]) * (int32_t)zeta); int16_t o1 = libcrux_ml_kem_vector_portable_arithmetic_montgomery_reduce_element( (int32_t)a->elements[i] * (int32_t)b->elements[j] + (int32_t)a->elements[j] * (int32_t)b->elements[i]); out->elements[i] = o0; out->elements[j] = o1; } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_ntt_multiply( libcrux_ml_kem_vector_portable_vector_type_PortableVector *lhs, libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs, int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { libcrux_ml_kem_vector_portable_vector_type_PortableVector out = libcrux_ml_kem_vector_portable_vector_type_zero(); libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( lhs, rhs, zeta0, (size_t)0U, (size_t)1U, &out); libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( lhs, rhs, -zeta0, (size_t)2U, (size_t)3U, &out); libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( lhs, rhs, zeta1, (size_t)4U, (size_t)5U, &out); libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( lhs, rhs, -zeta1, (size_t)6U, (size_t)7U, &out); libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( lhs, rhs, zeta2, (size_t)8U, (size_t)9U, &out); libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( lhs, rhs, -zeta2, (size_t)10U, (size_t)11U, &out); libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( lhs, rhs, zeta3, (size_t)12U, (size_t)13U, &out); libcrux_ml_kem_vector_portable_ntt_ntt_multiply_binomials( lhs, rhs, -zeta3, (size_t)14U, (size_t)15U, &out); return out; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_ntt_multiply_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector *lhs, libcrux_ml_kem_vector_portable_vector_type_PortableVector *rhs, int16_t zeta0, int16_t zeta1, int16_t zeta2, int16_t zeta3) { return libcrux_ml_kem_vector_portable_ntt_ntt_multiply(lhs, rhs, zeta0, zeta1, zeta2, zeta3); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_serialize_serialize_1( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, uint8_t ret[2U]) { uint8_t result[2U] = {0U}; for (size_t i = (size_t)0U; i < (size_t)8U; i++) { size_t i0 = i; size_t uu____0 = (size_t)0U; result[uu____0] = (uint32_t)result[uu____0] | (uint32_t)(uint8_t)v.elements[i0] << (uint32_t)i0; } for (size_t i = (size_t)8U; i < (size_t)16U; i++) { size_t i0 = i; size_t uu____1 = (size_t)1U; result[uu____1] = (uint32_t)result[uu____1] | (uint32_t)(uint8_t)v.elements[i0] << (uint32_t)(i0 - (size_t)8U); } memcpy(ret, result, (size_t)2U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline void libcrux_ml_kem_vector_portable_serialize_1_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, uint8_t ret[2U]) { libcrux_ml_kem_vector_portable_serialize_serialize_1(a, ret); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_serialize_deserialize_1(Eurydice_slice v) { libcrux_ml_kem_vector_portable_vector_type_PortableVector result = libcrux_ml_kem_vector_portable_vector_type_zero(); for (size_t i = (size_t)0U; i < (size_t)8U; i++) { size_t i0 = i; result.elements[i0] = (int16_t)((uint32_t)Eurydice_slice_index( v, (size_t)0U, uint8_t, uint8_t *) >> (uint32_t)i0 & 1U); } for (size_t i = (size_t)8U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; result.elements[i0] = (int16_t)((uint32_t)Eurydice_slice_index( v, (size_t)1U, uint8_t, uint8_t *) >> (uint32_t)(i0 - (size_t)8U) & 1U); } return result; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_deserialize_1_0d(Eurydice_slice a) { return libcrux_ml_kem_vector_portable_serialize_deserialize_1(a); } typedef struct uint8_t_x4_s { uint8_t fst; uint8_t snd; uint8_t thd; uint8_t f3; } uint8_t_x4; static KRML_MUSTINLINE uint8_t_x4 libcrux_ml_kem_vector_portable_serialize_serialize_4_int(Eurydice_slice v) { uint8_t result0 = (uint32_t)(uint8_t)Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) << 4U | (uint32_t)(uint8_t)Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *); uint8_t result1 = (uint32_t)(uint8_t)Eurydice_slice_index(v, (size_t)3U, int16_t, int16_t *) << 4U | (uint32_t)(uint8_t)Eurydice_slice_index(v, (size_t)2U, int16_t, int16_t *); uint8_t result2 = (uint32_t)(uint8_t)Eurydice_slice_index(v, (size_t)5U, int16_t, int16_t *) << 4U | (uint32_t)(uint8_t)Eurydice_slice_index(v, (size_t)4U, int16_t, int16_t *); uint8_t result3 = (uint32_t)(uint8_t)Eurydice_slice_index(v, (size_t)7U, int16_t, int16_t *) << 4U | (uint32_t)(uint8_t)Eurydice_slice_index(v, (size_t)6U, int16_t, int16_t *); return (CLITERAL(uint8_t_x4){ .fst = result0, .snd = result1, .thd = result2, .f3 = result3}); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_serialize_serialize_4( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, uint8_t ret[8U]) { uint8_t_x4 result0_3 = libcrux_ml_kem_vector_portable_serialize_serialize_4_int( Eurydice_array_to_subslice2(v.elements, (size_t)0U, (size_t)8U, int16_t)); uint8_t_x4 result4_7 = libcrux_ml_kem_vector_portable_serialize_serialize_4_int( Eurydice_array_to_subslice2(v.elements, (size_t)8U, (size_t)16U, int16_t)); uint8_t result[8U] = {0U}; result[0U] = result0_3.fst; result[1U] = result0_3.snd; result[2U] = result0_3.thd; result[3U] = result0_3.f3; result[4U] = result4_7.fst; result[5U] = result4_7.snd; result[6U] = result4_7.thd; result[7U] = result4_7.f3; memcpy(ret, result, (size_t)8U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline void libcrux_ml_kem_vector_portable_serialize_4_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, uint8_t ret[8U]) { libcrux_ml_kem_vector_portable_serialize_serialize_4(a, ret); } static KRML_MUSTINLINE int16_t_x8 libcrux_ml_kem_vector_portable_serialize_deserialize_4_int( Eurydice_slice bytes) { int16_t v0 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)0U, uint8_t, uint8_t *) & 15U); int16_t v1 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)0U, uint8_t, uint8_t *) >> 4U & 15U); int16_t v2 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) & 15U); int16_t v3 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) >> 4U & 15U); int16_t v4 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *) & 15U); int16_t v5 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *) >> 4U & 15U); int16_t v6 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)3U, uint8_t, uint8_t *) & 15U); int16_t v7 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)3U, uint8_t, uint8_t *) >> 4U & 15U); return (CLITERAL(int16_t_x8){.fst = v0, .snd = v1, .thd = v2, .f3 = v3, .f4 = v4, .f5 = v5, .f6 = v6, .f7 = v7}); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_serialize_deserialize_4(Eurydice_slice bytes) { int16_t_x8 v0_7 = libcrux_ml_kem_vector_portable_serialize_deserialize_4_int( Eurydice_slice_subslice2(bytes, (size_t)0U, (size_t)4U, uint8_t)); int16_t_x8 v8_15 = libcrux_ml_kem_vector_portable_serialize_deserialize_4_int( Eurydice_slice_subslice2(bytes, (size_t)4U, (size_t)8U, uint8_t)); libcrux_ml_kem_vector_portable_vector_type_PortableVector v = libcrux_ml_kem_vector_portable_vector_type_zero(); v.elements[0U] = v0_7.fst; v.elements[1U] = v0_7.snd; v.elements[2U] = v0_7.thd; v.elements[3U] = v0_7.f3; v.elements[4U] = v0_7.f4; v.elements[5U] = v0_7.f5; v.elements[6U] = v0_7.f6; v.elements[7U] = v0_7.f7; v.elements[8U] = v8_15.fst; v.elements[9U] = v8_15.snd; v.elements[10U] = v8_15.thd; v.elements[11U] = v8_15.f3; v.elements[12U] = v8_15.f4; v.elements[13U] = v8_15.f5; v.elements[14U] = v8_15.f6; v.elements[15U] = v8_15.f7; return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_deserialize_4_0d(Eurydice_slice a) { return libcrux_ml_kem_vector_portable_serialize_deserialize_4(a); } typedef struct uint8_t_x5_s { uint8_t fst; uint8_t snd; uint8_t thd; uint8_t f3; uint8_t f4; } uint8_t_x5; static KRML_MUSTINLINE uint8_t_x5 libcrux_ml_kem_vector_portable_serialize_serialize_5_int(Eurydice_slice v) { uint8_t r0 = (uint8_t)(Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *) | Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) << 5U); uint8_t r1 = (uint8_t)((Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) >> 3U | Eurydice_slice_index(v, (size_t)2U, int16_t, int16_t *) << 2U) | Eurydice_slice_index(v, (size_t)3U, int16_t, int16_t *) << 7U); uint8_t r2 = (uint8_t)(Eurydice_slice_index(v, (size_t)3U, int16_t, int16_t *) >> 1U | Eurydice_slice_index(v, (size_t)4U, int16_t, int16_t *) << 4U); uint8_t r3 = (uint8_t)((Eurydice_slice_index(v, (size_t)4U, int16_t, int16_t *) >> 4U | Eurydice_slice_index(v, (size_t)5U, int16_t, int16_t *) << 1U) | Eurydice_slice_index(v, (size_t)6U, int16_t, int16_t *) << 6U); uint8_t r4 = (uint8_t)(Eurydice_slice_index(v, (size_t)6U, int16_t, int16_t *) >> 2U | Eurydice_slice_index(v, (size_t)7U, int16_t, int16_t *) << 3U); return (CLITERAL(uint8_t_x5){ .fst = r0, .snd = r1, .thd = r2, .f3 = r3, .f4 = r4}); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_serialize_serialize_5( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, uint8_t ret[10U]) { uint8_t_x5 r0_4 = libcrux_ml_kem_vector_portable_serialize_serialize_5_int( Eurydice_array_to_subslice2(v.elements, (size_t)0U, (size_t)8U, int16_t)); uint8_t_x5 r5_9 = libcrux_ml_kem_vector_portable_serialize_serialize_5_int( Eurydice_array_to_subslice2(v.elements, (size_t)8U, (size_t)16U, int16_t)); uint8_t result[10U] = {0U}; result[0U] = r0_4.fst; result[1U] = r0_4.snd; result[2U] = r0_4.thd; result[3U] = r0_4.f3; result[4U] = r0_4.f4; result[5U] = r5_9.fst; result[6U] = r5_9.snd; result[7U] = r5_9.thd; result[8U] = r5_9.f3; result[9U] = r5_9.f4; memcpy(ret, result, (size_t)10U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline void libcrux_ml_kem_vector_portable_serialize_5_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, uint8_t ret[10U]) { libcrux_ml_kem_vector_portable_serialize_serialize_5(a, ret); } static KRML_MUSTINLINE int16_t_x8 libcrux_ml_kem_vector_portable_serialize_deserialize_5_int( Eurydice_slice bytes) { int16_t v0 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)0U, uint8_t, uint8_t *) & 31U); int16_t v1 = (int16_t)(((uint32_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) & 3U) << 3U | (uint32_t)Eurydice_slice_index(bytes, (size_t)0U, uint8_t, uint8_t *) >> 5U); int16_t v2 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) >> 2U & 31U); int16_t v3 = (int16_t)(((uint32_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *) & 15U) << 1U | (uint32_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) >> 7U); int16_t v4 = (int16_t)(((uint32_t)Eurydice_slice_index(bytes, (size_t)3U, uint8_t, uint8_t *) & 1U) << 4U | (uint32_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *) >> 4U); int16_t v5 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)3U, uint8_t, uint8_t *) >> 1U & 31U); int16_t v6 = (int16_t)(((uint32_t)Eurydice_slice_index(bytes, (size_t)4U, uint8_t, uint8_t *) & 7U) << 2U | (uint32_t)Eurydice_slice_index(bytes, (size_t)3U, uint8_t, uint8_t *) >> 6U); int16_t v7 = (int16_t)((uint32_t)Eurydice_slice_index(bytes, (size_t)4U, uint8_t, uint8_t *) >> 3U); return (CLITERAL(int16_t_x8){.fst = v0, .snd = v1, .thd = v2, .f3 = v3, .f4 = v4, .f5 = v5, .f6 = v6, .f7 = v7}); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_serialize_deserialize_5(Eurydice_slice bytes) { int16_t_x8 v0_7 = libcrux_ml_kem_vector_portable_serialize_deserialize_5_int( Eurydice_slice_subslice2(bytes, (size_t)0U, (size_t)5U, uint8_t)); int16_t_x8 v8_15 = libcrux_ml_kem_vector_portable_serialize_deserialize_5_int( Eurydice_slice_subslice2(bytes, (size_t)5U, (size_t)10U, uint8_t)); libcrux_ml_kem_vector_portable_vector_type_PortableVector v = libcrux_ml_kem_vector_portable_vector_type_zero(); v.elements[0U] = v0_7.fst; v.elements[1U] = v0_7.snd; v.elements[2U] = v0_7.thd; v.elements[3U] = v0_7.f3; v.elements[4U] = v0_7.f4; v.elements[5U] = v0_7.f5; v.elements[6U] = v0_7.f6; v.elements[7U] = v0_7.f7; v.elements[8U] = v8_15.fst; v.elements[9U] = v8_15.snd; v.elements[10U] = v8_15.thd; v.elements[11U] = v8_15.f3; v.elements[12U] = v8_15.f4; v.elements[13U] = v8_15.f5; v.elements[14U] = v8_15.f6; v.elements[15U] = v8_15.f7; return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_deserialize_5_0d(Eurydice_slice a) { return libcrux_ml_kem_vector_portable_serialize_deserialize_5(a); } static KRML_MUSTINLINE uint8_t_x5 libcrux_ml_kem_vector_portable_serialize_serialize_10_int(Eurydice_slice v) { uint8_t r0 = (uint8_t)(Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *) & (int16_t)255); uint8_t r1 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) & (int16_t)63) << 2U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *) >> 8U & (int16_t)3); uint8_t r2 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)2U, int16_t, int16_t *) & (int16_t)15) << 4U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) >> 6U & (int16_t)15); uint8_t r3 = (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)3U, int16_t, int16_t *) & (int16_t)3) << 6U | (uint32_t)(uint8_t)(Eurydice_slice_index(v, (size_t)2U, int16_t, int16_t *) >> 4U & (int16_t)63); uint8_t r4 = (uint8_t)(Eurydice_slice_index(v, (size_t)3U, int16_t, int16_t *) >> 2U & (int16_t)255); return (CLITERAL(uint8_t_x5){ .fst = r0, .snd = r1, .thd = r2, .f3 = r3, .f4 = r4}); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_serialize_serialize_10( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, uint8_t ret[20U]) { uint8_t_x5 r0_4 = libcrux_ml_kem_vector_portable_serialize_serialize_10_int( Eurydice_array_to_subslice2(v.elements, (size_t)0U, (size_t)4U, int16_t)); uint8_t_x5 r5_9 = libcrux_ml_kem_vector_portable_serialize_serialize_10_int( Eurydice_array_to_subslice2(v.elements, (size_t)4U, (size_t)8U, int16_t)); uint8_t_x5 r10_14 = libcrux_ml_kem_vector_portable_serialize_serialize_10_int( Eurydice_array_to_subslice2(v.elements, (size_t)8U, (size_t)12U, int16_t)); uint8_t_x5 r15_19 = libcrux_ml_kem_vector_portable_serialize_serialize_10_int( Eurydice_array_to_subslice2(v.elements, (size_t)12U, (size_t)16U, int16_t)); uint8_t result[20U] = {0U}; result[0U] = r0_4.fst; result[1U] = r0_4.snd; result[2U] = r0_4.thd; result[3U] = r0_4.f3; result[4U] = r0_4.f4; result[5U] = r5_9.fst; result[6U] = r5_9.snd; result[7U] = r5_9.thd; result[8U] = r5_9.f3; result[9U] = r5_9.f4; result[10U] = r10_14.fst; result[11U] = r10_14.snd; result[12U] = r10_14.thd; result[13U] = r10_14.f3; result[14U] = r10_14.f4; result[15U] = r15_19.fst; result[16U] = r15_19.snd; result[17U] = r15_19.thd; result[18U] = r15_19.f3; result[19U] = r15_19.f4; memcpy(ret, result, (size_t)20U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline void libcrux_ml_kem_vector_portable_serialize_10_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, uint8_t ret[20U]) { libcrux_ml_kem_vector_portable_serialize_serialize_10(a, ret); } static KRML_MUSTINLINE int16_t_x8 libcrux_ml_kem_vector_portable_serialize_deserialize_10_int( Eurydice_slice bytes) { int16_t r0 = ((int16_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) & (int16_t)3) << 8U | ((int16_t)Eurydice_slice_index(bytes, (size_t)0U, uint8_t, uint8_t *) & (int16_t)255); int16_t r1 = ((int16_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *) & (int16_t)15) << 6U | (int16_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *) >> 2U; int16_t r2 = ((int16_t)Eurydice_slice_index(bytes, (size_t)3U, uint8_t, uint8_t *) & (int16_t)63) << 4U | (int16_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *) >> 4U; int16_t r3 = (int16_t)Eurydice_slice_index(bytes, (size_t)4U, uint8_t, uint8_t *) << 2U | (int16_t)Eurydice_slice_index(bytes, (size_t)3U, uint8_t, uint8_t *) >> 6U; int16_t r4 = ((int16_t)Eurydice_slice_index(bytes, (size_t)6U, uint8_t, uint8_t *) & (int16_t)3) << 8U | ((int16_t)Eurydice_slice_index(bytes, (size_t)5U, uint8_t, uint8_t *) & (int16_t)255); int16_t r5 = ((int16_t)Eurydice_slice_index(bytes, (size_t)7U, uint8_t, uint8_t *) & (int16_t)15) << 6U | (int16_t)Eurydice_slice_index(bytes, (size_t)6U, uint8_t, uint8_t *) >> 2U; int16_t r6 = ((int16_t)Eurydice_slice_index(bytes, (size_t)8U, uint8_t, uint8_t *) & (int16_t)63) << 4U | (int16_t)Eurydice_slice_index(bytes, (size_t)7U, uint8_t, uint8_t *) >> 4U; int16_t r7 = (int16_t)Eurydice_slice_index(bytes, (size_t)9U, uint8_t, uint8_t *) << 2U | (int16_t)Eurydice_slice_index(bytes, (size_t)8U, uint8_t, uint8_t *) >> 6U; return (CLITERAL(int16_t_x8){.fst = r0, .snd = r1, .thd = r2, .f3 = r3, .f4 = r4, .f5 = r5, .f6 = r6, .f7 = r7}); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_serialize_deserialize_10(Eurydice_slice bytes) { int16_t_x8 v0_7 = libcrux_ml_kem_vector_portable_serialize_deserialize_10_int( Eurydice_slice_subslice2(bytes, (size_t)0U, (size_t)10U, uint8_t)); int16_t_x8 v8_15 = libcrux_ml_kem_vector_portable_serialize_deserialize_10_int( Eurydice_slice_subslice2(bytes, (size_t)10U, (size_t)20U, uint8_t)); libcrux_ml_kem_vector_portable_vector_type_PortableVector v = libcrux_ml_kem_vector_portable_vector_type_zero(); v.elements[0U] = v0_7.fst; v.elements[1U] = v0_7.snd; v.elements[2U] = v0_7.thd; v.elements[3U] = v0_7.f3; v.elements[4U] = v0_7.f4; v.elements[5U] = v0_7.f5; v.elements[6U] = v0_7.f6; v.elements[7U] = v0_7.f7; v.elements[8U] = v8_15.fst; v.elements[9U] = v8_15.snd; v.elements[10U] = v8_15.thd; v.elements[11U] = v8_15.f3; v.elements[12U] = v8_15.f4; v.elements[13U] = v8_15.f5; v.elements[14U] = v8_15.f6; v.elements[15U] = v8_15.f7; return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_deserialize_10_0d(Eurydice_slice a) { return libcrux_ml_kem_vector_portable_serialize_deserialize_10(a); } typedef struct uint8_t_x3_s { uint8_t fst; uint8_t snd; uint8_t thd; } uint8_t_x3; static KRML_MUSTINLINE uint8_t_x3 libcrux_ml_kem_vector_portable_serialize_serialize_12_int(Eurydice_slice v) { uint8_t r0 = (uint8_t)(Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *) & (int16_t)255); uint8_t r1 = (uint8_t)(Eurydice_slice_index(v, (size_t)0U, int16_t, int16_t *) >> 8U | (Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) & (int16_t)15) << 4U); uint8_t r2 = (uint8_t)(Eurydice_slice_index(v, (size_t)1U, int16_t, int16_t *) >> 4U & (int16_t)255); return (CLITERAL(uint8_t_x3){.fst = r0, .snd = r1, .thd = r2}); } static KRML_MUSTINLINE void libcrux_ml_kem_vector_portable_serialize_serialize_12( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, uint8_t ret[24U]) { uint8_t_x3 r0_2 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( Eurydice_array_to_subslice2(v.elements, (size_t)0U, (size_t)2U, int16_t)); uint8_t_x3 r3_5 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( Eurydice_array_to_subslice2(v.elements, (size_t)2U, (size_t)4U, int16_t)); uint8_t_x3 r6_8 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( Eurydice_array_to_subslice2(v.elements, (size_t)4U, (size_t)6U, int16_t)); uint8_t_x3 r9_11 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( Eurydice_array_to_subslice2(v.elements, (size_t)6U, (size_t)8U, int16_t)); uint8_t_x3 r12_14 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( Eurydice_array_to_subslice2(v.elements, (size_t)8U, (size_t)10U, int16_t)); uint8_t_x3 r15_17 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( Eurydice_array_to_subslice2(v.elements, (size_t)10U, (size_t)12U, int16_t)); uint8_t_x3 r18_20 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( Eurydice_array_to_subslice2(v.elements, (size_t)12U, (size_t)14U, int16_t)); uint8_t_x3 r21_23 = libcrux_ml_kem_vector_portable_serialize_serialize_12_int( Eurydice_array_to_subslice2(v.elements, (size_t)14U, (size_t)16U, int16_t)); uint8_t result[24U] = {0U}; result[0U] = r0_2.fst; result[1U] = r0_2.snd; result[2U] = r0_2.thd; result[3U] = r3_5.fst; result[4U] = r3_5.snd; result[5U] = r3_5.thd; result[6U] = r6_8.fst; result[7U] = r6_8.snd; result[8U] = r6_8.thd; result[9U] = r9_11.fst; result[10U] = r9_11.snd; result[11U] = r9_11.thd; result[12U] = r12_14.fst; result[13U] = r12_14.snd; result[14U] = r12_14.thd; result[15U] = r15_17.fst; result[16U] = r15_17.snd; result[17U] = r15_17.thd; result[18U] = r18_20.fst; result[19U] = r18_20.snd; result[20U] = r18_20.thd; result[21U] = r21_23.fst; result[22U] = r21_23.snd; result[23U] = r21_23.thd; memcpy(ret, result, (size_t)24U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline void libcrux_ml_kem_vector_portable_serialize_12_0d( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, uint8_t ret[24U]) { libcrux_ml_kem_vector_portable_serialize_serialize_12(a, ret); } typedef struct int16_t_x2_s { int16_t fst; int16_t snd; } int16_t_x2; static KRML_MUSTINLINE int16_t_x2 libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice bytes) { int16_t byte0 = (int16_t)Eurydice_slice_index(bytes, (size_t)0U, uint8_t, uint8_t *); int16_t byte1 = (int16_t)Eurydice_slice_index(bytes, (size_t)1U, uint8_t, uint8_t *); int16_t byte2 = (int16_t)Eurydice_slice_index(bytes, (size_t)2U, uint8_t, uint8_t *); int16_t r0 = (byte1 & (int16_t)15) << 8U | (byte0 & (int16_t)255); int16_t r1 = byte2 << 4U | (byte1 >> 4U & (int16_t)15); return (CLITERAL(int16_t_x2){.fst = r0, .snd = r1}); } static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_serialize_deserialize_12(Eurydice_slice bytes) { int16_t_x2 v0_1 = libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice_subslice2(bytes, (size_t)0U, (size_t)3U, uint8_t)); int16_t_x2 v2_3 = libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice_subslice2(bytes, (size_t)3U, (size_t)6U, uint8_t)); int16_t_x2 v4_5 = libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice_subslice2(bytes, (size_t)6U, (size_t)9U, uint8_t)); int16_t_x2 v6_7 = libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice_subslice2(bytes, (size_t)9U, (size_t)12U, uint8_t)); int16_t_x2 v8_9 = libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice_subslice2(bytes, (size_t)12U, (size_t)15U, uint8_t)); int16_t_x2 v10_11 = libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice_subslice2(bytes, (size_t)15U, (size_t)18U, uint8_t)); int16_t_x2 v12_13 = libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice_subslice2(bytes, (size_t)18U, (size_t)21U, uint8_t)); int16_t_x2 v14_15 = libcrux_ml_kem_vector_portable_serialize_deserialize_12_int( Eurydice_slice_subslice2(bytes, (size_t)21U, (size_t)24U, uint8_t)); libcrux_ml_kem_vector_portable_vector_type_PortableVector re = libcrux_ml_kem_vector_portable_vector_type_zero(); re.elements[0U] = v0_1.fst; re.elements[1U] = v0_1.snd; re.elements[2U] = v2_3.fst; re.elements[3U] = v2_3.snd; re.elements[4U] = v4_5.fst; re.elements[5U] = v4_5.snd; re.elements[6U] = v6_7.fst; re.elements[7U] = v6_7.snd; re.elements[8U] = v8_9.fst; re.elements[9U] = v8_9.snd; re.elements[10U] = v10_11.fst; re.elements[11U] = v10_11.snd; re.elements[12U] = v12_13.fst; re.elements[13U] = v12_13.snd; re.elements[14U] = v14_15.fst; re.elements[15U] = v14_15.snd; return re; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_deserialize_12_0d(Eurydice_slice a) { return libcrux_ml_kem_vector_portable_serialize_deserialize_12(a); } static KRML_MUSTINLINE size_t libcrux_ml_kem_vector_portable_sampling_rej_sample(Eurydice_slice a, Eurydice_slice result) { size_t sampled = (size_t)0U; for (size_t i = (size_t)0U; i < Eurydice_slice_len(a, uint8_t) / (size_t)3U; i++) { size_t i0 = i; int16_t b1 = (int16_t)Eurydice_slice_index(a, i0 * (size_t)3U + (size_t)0U, uint8_t, uint8_t *); int16_t b2 = (int16_t)Eurydice_slice_index(a, i0 * (size_t)3U + (size_t)1U, uint8_t, uint8_t *); int16_t b3 = (int16_t)Eurydice_slice_index(a, i0 * (size_t)3U + (size_t)2U, uint8_t, uint8_t *); int16_t d1 = (b2 & (int16_t)15) << 8U | b1; int16_t d2 = b3 << 4U | b2 >> 4U; bool uu____0; int16_t uu____1; bool uu____2; size_t uu____3; int16_t uu____4; size_t uu____5; int16_t uu____6; if (d1 < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS) { if (sampled < (size_t)16U) { Eurydice_slice_index(result, sampled, int16_t, int16_t *) = d1; sampled++; uu____1 = d2; uu____6 = LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; uu____0 = uu____1 < uu____6; if (uu____0) { uu____3 = sampled; uu____2 = uu____3 < (size_t)16U; if (uu____2) { uu____4 = d2; uu____5 = sampled; Eurydice_slice_index(result, uu____5, int16_t, int16_t *) = uu____4; sampled++; continue; } } continue; } } uu____1 = d2; uu____6 = LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; uu____0 = uu____1 < uu____6; if (uu____0) { uu____3 = sampled; uu____2 = uu____3 < (size_t)16U; if (uu____2) { uu____4 = d2; uu____5 = sampled; Eurydice_slice_index(result, uu____5, int16_t, int16_t *) = uu____4; sampled++; continue; } } } return sampled; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline size_t libcrux_ml_kem_vector_portable_rej_sample_0d( Eurydice_slice a, Eurydice_slice out) { return libcrux_ml_kem_vector_portable_sampling_rej_sample(a, out); } #define LIBCRUX_ML_KEM_MLKEM768_VECTOR_U_COMPRESSION_FACTOR_768 ((size_t)10U) #define LIBCRUX_ML_KEM_MLKEM768_C1_BLOCK_SIZE_768 \ (LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * \ LIBCRUX_ML_KEM_MLKEM768_VECTOR_U_COMPRESSION_FACTOR_768 / (size_t)8U) #define LIBCRUX_ML_KEM_MLKEM768_RANK_768 ((size_t)3U) #define LIBCRUX_ML_KEM_MLKEM768_C1_SIZE_768 \ (LIBCRUX_ML_KEM_MLKEM768_C1_BLOCK_SIZE_768 * LIBCRUX_ML_KEM_MLKEM768_RANK_768) #define LIBCRUX_ML_KEM_MLKEM768_VECTOR_V_COMPRESSION_FACTOR_768 ((size_t)4U) #define LIBCRUX_ML_KEM_MLKEM768_C2_SIZE_768 \ (LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * \ LIBCRUX_ML_KEM_MLKEM768_VECTOR_V_COMPRESSION_FACTOR_768 / (size_t)8U) #define LIBCRUX_ML_KEM_MLKEM768_CPA_PKE_CIPHERTEXT_SIZE_768 \ (LIBCRUX_ML_KEM_MLKEM768_C1_SIZE_768 + LIBCRUX_ML_KEM_MLKEM768_C2_SIZE_768) #define LIBCRUX_ML_KEM_MLKEM768_T_AS_NTT_ENCODED_SIZE_768 \ (LIBCRUX_ML_KEM_MLKEM768_RANK_768 * \ LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * \ LIBCRUX_ML_KEM_CONSTANTS_BITS_PER_COEFFICIENT / (size_t)8U) #define LIBCRUX_ML_KEM_MLKEM768_CPA_PKE_PUBLIC_KEY_SIZE_768 \ (LIBCRUX_ML_KEM_MLKEM768_T_AS_NTT_ENCODED_SIZE_768 + (size_t)32U) #define LIBCRUX_ML_KEM_MLKEM768_CPA_PKE_SECRET_KEY_SIZE_768 \ (LIBCRUX_ML_KEM_MLKEM768_RANK_768 * \ LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * \ LIBCRUX_ML_KEM_CONSTANTS_BITS_PER_COEFFICIENT / (size_t)8U) #define LIBCRUX_ML_KEM_MLKEM768_ETA1 ((size_t)2U) #define LIBCRUX_ML_KEM_MLKEM768_ETA1_RANDOMNESS_SIZE \ (LIBCRUX_ML_KEM_MLKEM768_ETA1 * (size_t)64U) #define LIBCRUX_ML_KEM_MLKEM768_ETA2 ((size_t)2U) #define LIBCRUX_ML_KEM_MLKEM768_ETA2_RANDOMNESS_SIZE \ (LIBCRUX_ML_KEM_MLKEM768_ETA2 * (size_t)64U) #define LIBCRUX_ML_KEM_MLKEM768_IMPLICIT_REJECTION_HASH_INPUT_SIZE \ (LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE + \ LIBCRUX_ML_KEM_MLKEM768_CPA_PKE_CIPHERTEXT_SIZE_768) typedef libcrux_ml_kem_types_MlKemPrivateKey_55 libcrux_ml_kem_mlkem768_MlKem768PrivateKey; typedef libcrux_ml_kem_types_MlKemPublicKey_15 libcrux_ml_kem_mlkem768_MlKem768PublicKey; #define LIBCRUX_ML_KEM_MLKEM768_RANKED_BYTES_PER_RING_ELEMENT_768 \ (LIBCRUX_ML_KEM_MLKEM768_RANK_768 * \ LIBCRUX_ML_KEM_CONSTANTS_BITS_PER_RING_ELEMENT / (size_t)8U) #define LIBCRUX_ML_KEM_MLKEM768_SECRET_KEY_SIZE_768 \ (LIBCRUX_ML_KEM_MLKEM768_CPA_PKE_SECRET_KEY_SIZE_768 + \ LIBCRUX_ML_KEM_MLKEM768_CPA_PKE_PUBLIC_KEY_SIZE_768 + \ LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE + \ LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE) /** A monomorphic instance of libcrux_ml_kem.polynomial.PolynomialRingElement with types libcrux_ml_kem_vector_portable_vector_type_PortableVector */ typedef struct libcrux_ml_kem_polynomial_PolynomialRingElement_f0_s { libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficients[16U]; } libcrux_ml_kem_polynomial_PolynomialRingElement_f0; /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.ZERO_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_polynomial_ZERO_89_ea(void) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 lit; lit.coefficients[0U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[1U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[2U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[3U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[4U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[5U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[6U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[7U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[8U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[9U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[10U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[11U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[12U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[13U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[14U] = libcrux_ml_kem_vector_portable_ZERO_0d(); lit.coefficients[15U] = libcrux_ml_kem_vector_portable_ZERO_0d(); return lit; } /** A monomorphic instance of libcrux_ml_kem.ind_cpa.deserialize_secret_key.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_ind_cpa_deserialize_secret_key_closure_6b(size_t _) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_to_uncompressed_ring_element with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_to_uncompressed_ring_element_af( Eurydice_slice serialized) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(serialized, uint8_t) / (size_t)24U; i++) { size_t i0 = i; Eurydice_slice bytes = Eurydice_slice_subslice2( serialized, i0 * (size_t)24U, i0 * (size_t)24U + (size_t)24U, uint8_t); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_deserialize_12_0d(bytes); re.coefficients[i0] = uu____0; } return re; } /** Call [`deserialize_to_uncompressed_ring_element`] for each ring element. */ /** A monomorphic instance of libcrux_ml_kem.ind_cpa.deserialize_secret_key with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_ind_cpa_deserialize_secret_key_24( Eurydice_slice secret_key, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 secret_as_ntt[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { secret_as_ntt[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } for (size_t i = (size_t)0U; i < Eurydice_slice_len(secret_key, uint8_t) / LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT; i++) { size_t i0 = i; Eurydice_slice secret_bytes = Eurydice_slice_subslice2( secret_key, i0 * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, i0 * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT + LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, uint8_t); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 uu____0 = libcrux_ml_kem_serialize_deserialize_to_uncompressed_ring_element_af( secret_bytes); secret_as_ntt[i0] = uu____0; } memcpy( ret, secret_as_ntt, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); } /** A monomorphic instance of libcrux_ml_kem.ind_cpa.unpacked.IndCpaPrivateKeyUnpacked with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - $3size_t */ typedef struct libcrux_ml_kem_ind_cpa_unpacked_IndCpaPrivateKeyUnpacked_f8_s { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 secret_as_ntt[3U]; } libcrux_ml_kem_ind_cpa_unpacked_IndCpaPrivateKeyUnpacked_f8; /** A monomorphic instance of libcrux_ml_kem.ind_cpa.deserialize_then_decompress_u.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - U_COMPRESSION_FACTOR= 10 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_ind_cpa_deserialize_then_decompress_u_closure_7c(size_t _) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress.decompress_ciphertext_coefficient with const generics - COEFFICIENT_BITS= 10 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_decompress_ciphertext_coefficient_6b( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; int32_t decompressed = (int32_t)v.elements[i0] * (int32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; decompressed = (decompressed << 1U) + ((int32_t)1 << (uint32_t)(int32_t)10); decompressed = decompressed >> (uint32_t)((int32_t)10 + (int32_t)1); v.elements[i0] = (int16_t)decompressed; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.decompress_ciphertext_coefficient_0d with const generics - COEFFICIENT_BITS= 10 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_decompress_ciphertext_coefficient_0d_5a( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_decompress_ciphertext_coefficient_6b( v); } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_then_decompress_10 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_then_decompress_10_2c( Eurydice_slice serialized) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(serialized, uint8_t) / (size_t)20U; i++) { size_t i0 = i; Eurydice_slice bytes = Eurydice_slice_subslice2( serialized, i0 * (size_t)20U, i0 * (size_t)20U + (size_t)20U, uint8_t); libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_portable_deserialize_10_0d(bytes); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_decompress_ciphertext_coefficient_0d_5a( coefficient); re.coefficients[i0] = uu____0; } return re; } /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress.decompress_ciphertext_coefficient with const generics - COEFFICIENT_BITS= 11 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_decompress_ciphertext_coefficient_6b0( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; int32_t decompressed = (int32_t)v.elements[i0] * (int32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; decompressed = (decompressed << 1U) + ((int32_t)1 << (uint32_t)(int32_t)11); decompressed = decompressed >> (uint32_t)((int32_t)11 + (int32_t)1); v.elements[i0] = (int16_t)decompressed; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.decompress_ciphertext_coefficient_0d with const generics - COEFFICIENT_BITS= 11 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_decompress_ciphertext_coefficient_0d_5a0( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_decompress_ciphertext_coefficient_6b0( v); } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_then_decompress_11 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_then_decompress_11_8d( Eurydice_slice serialized) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(serialized, uint8_t) / (size_t)22U; i++) { size_t i0 = i; Eurydice_slice bytes = Eurydice_slice_subslice2( serialized, i0 * (size_t)22U, i0 * (size_t)22U + (size_t)22U, uint8_t); libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_portable_deserialize_11_0d(bytes); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_decompress_ciphertext_coefficient_0d_5a0( coefficient); re.coefficients[i0] = uu____0; } return re; } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_then_decompress_ring_element_u with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - COMPRESSION_FACTOR= 10 */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_then_decompress_ring_element_u_34( Eurydice_slice serialized) { return libcrux_ml_kem_serialize_deserialize_then_decompress_10_2c(serialized); } typedef struct libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2_s { libcrux_ml_kem_vector_portable_vector_type_PortableVector fst; libcrux_ml_kem_vector_portable_vector_type_PortableVector snd; } libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2; /** A monomorphic instance of libcrux_ml_kem.vector.traits.montgomery_multiply_fe with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_traits_montgomery_multiply_fe_67( libcrux_ml_kem_vector_portable_vector_type_PortableVector v, int16_t fer) { return libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_0d(v, fer); } /** A monomorphic instance of libcrux_ml_kem.ntt.ntt_layer_int_vec_step with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2 libcrux_ml_kem_ntt_ntt_layer_int_vec_step_0c( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, libcrux_ml_kem_vector_portable_vector_type_PortableVector b, int16_t zeta_r) { libcrux_ml_kem_vector_portable_vector_type_PortableVector t = libcrux_ml_kem_vector_traits_montgomery_multiply_fe_67(b, zeta_r); b = libcrux_ml_kem_vector_portable_sub_0d(a, &t); a = libcrux_ml_kem_vector_portable_add_0d(a, &t); return ( CLITERAL(libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2){ .fst = a, .snd = b}); } /** A monomorphic instance of libcrux_ml_kem.ntt.ntt_at_layer_4_plus with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_ntt_ntt_at_layer_4_plus_51( size_t *zeta_i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, size_t layer, size_t _initial_coefficient_bound) { size_t step = (size_t)1U << (uint32_t)layer; for (size_t i0 = (size_t)0U; i0 < (size_t)128U >> (uint32_t)layer; i0++) { size_t round = i0; zeta_i[0U] = zeta_i[0U] + (size_t)1U; size_t offset = round * step * (size_t)2U; size_t offset_vec = offset / (size_t)16U; size_t step_vec = step / (size_t)16U; for (size_t i = offset_vec; i < offset_vec + step_vec; i++) { size_t j = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2 uu____0 = libcrux_ml_kem_ntt_ntt_layer_int_vec_step_0c( re->coefficients[j], re->coefficients[j + step_vec], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U]]); libcrux_ml_kem_vector_portable_vector_type_PortableVector x = uu____0.fst; libcrux_ml_kem_vector_portable_vector_type_PortableVector y = uu____0.snd; re->coefficients[j] = x; re->coefficients[j + step_vec] = y; } } } /** A monomorphic instance of libcrux_ml_kem.ntt.ntt_at_layer_3 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_ntt_ntt_at_layer_3_fd( size_t *zeta_i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, size_t _layer, size_t _initial_coefficient_bound) { for (size_t i = (size_t)0U; i < (size_t)16U; i++) { size_t round = i; zeta_i[0U] = zeta_i[0U] + (size_t)1U; libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_ntt_layer_3_step_0d( re->coefficients[round], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U]]); re->coefficients[round] = uu____0; } } /** A monomorphic instance of libcrux_ml_kem.ntt.ntt_at_layer_2 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_ntt_ntt_at_layer_2_ad( size_t *zeta_i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, size_t _layer, size_t _initial_coefficient_bound) { for (size_t i = (size_t)0U; i < (size_t)16U; i++) { size_t round = i; zeta_i[0U] = zeta_i[0U] + (size_t)1U; re->coefficients[round] = libcrux_ml_kem_vector_portable_ntt_layer_2_step_0d( re->coefficients[round], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U]], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U] + (size_t)1U]); zeta_i[0U] = zeta_i[0U] + (size_t)1U; } } /** A monomorphic instance of libcrux_ml_kem.ntt.ntt_at_layer_1 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_ntt_ntt_at_layer_1_a2( size_t *zeta_i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, size_t _layer, size_t _initial_coefficient_bound) { for (size_t i = (size_t)0U; i < (size_t)16U; i++) { size_t round = i; zeta_i[0U] = zeta_i[0U] + (size_t)1U; re->coefficients[round] = libcrux_ml_kem_vector_portable_ntt_layer_1_step_0d( re->coefficients[round], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U]], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U] + (size_t)1U], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U] + (size_t)2U], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U] + (size_t)3U]); zeta_i[0U] = zeta_i[0U] + (size_t)3U; } } /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.poly_barrett_reduce_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_polynomial_poly_barrett_reduce_89_8b( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *self) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_barrett_reduce_0d( self->coefficients[i0]); self->coefficients[i0] = uu____0; } } /** A monomorphic instance of libcrux_ml_kem.ntt.ntt_vector_u with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - VECTOR_U_COMPRESSION_FACTOR= 10 */ static KRML_MUSTINLINE void libcrux_ml_kem_ntt_ntt_vector_u_9f( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re) { size_t zeta_i = (size_t)0U; libcrux_ml_kem_ntt_ntt_at_layer_4_plus_51(&zeta_i, re, (size_t)7U, (size_t)3328U); libcrux_ml_kem_ntt_ntt_at_layer_4_plus_51(&zeta_i, re, (size_t)6U, (size_t)3328U); libcrux_ml_kem_ntt_ntt_at_layer_4_plus_51(&zeta_i, re, (size_t)5U, (size_t)3328U); libcrux_ml_kem_ntt_ntt_at_layer_4_plus_51(&zeta_i, re, (size_t)4U, (size_t)3328U); libcrux_ml_kem_ntt_ntt_at_layer_3_fd(&zeta_i, re, (size_t)3U, (size_t)3328U); libcrux_ml_kem_ntt_ntt_at_layer_2_ad(&zeta_i, re, (size_t)2U, (size_t)3328U); libcrux_ml_kem_ntt_ntt_at_layer_1_a2(&zeta_i, re, (size_t)1U, (size_t)3328U); libcrux_ml_kem_polynomial_poly_barrett_reduce_89_8b(re); } /** Call [`deserialize_then_decompress_ring_element_u`] on each ring element in the `ciphertext`. */ /** A monomorphic instance of libcrux_ml_kem.ind_cpa.deserialize_then_decompress_u with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - U_COMPRESSION_FACTOR= 10 */ static KRML_MUSTINLINE void libcrux_ml_kem_ind_cpa_deserialize_then_decompress_u_f4( uint8_t *ciphertext, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 u_as_ntt[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { u_as_ntt[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } for (size_t i = (size_t)0U; i < Eurydice_slice_len( Eurydice_array_to_slice((size_t)1088U, ciphertext, uint8_t), uint8_t) / (LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * (size_t)10U / (size_t)8U); i++) { size_t i0 = i; Eurydice_slice u_bytes = Eurydice_array_to_subslice2( ciphertext, i0 * (LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * (size_t)10U / (size_t)8U), i0 * (LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * (size_t)10U / (size_t)8U) + LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT * (size_t)10U / (size_t)8U, uint8_t); u_as_ntt[i0] = libcrux_ml_kem_serialize_deserialize_then_decompress_ring_element_u_34( u_bytes); libcrux_ml_kem_ntt_ntt_vector_u_9f(&u_as_ntt[i0]); } memcpy( ret, u_as_ntt, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); } /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress.decompress_ciphertext_coefficient with const generics - COEFFICIENT_BITS= 4 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_decompress_ciphertext_coefficient_6b1( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; int32_t decompressed = (int32_t)v.elements[i0] * (int32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; decompressed = (decompressed << 1U) + ((int32_t)1 << (uint32_t)(int32_t)4); decompressed = decompressed >> (uint32_t)((int32_t)4 + (int32_t)1); v.elements[i0] = (int16_t)decompressed; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.decompress_ciphertext_coefficient_0d with const generics - COEFFICIENT_BITS= 4 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_decompress_ciphertext_coefficient_0d_5a1( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_decompress_ciphertext_coefficient_6b1( v); } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_then_decompress_4 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_then_decompress_4_41( Eurydice_slice serialized) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(serialized, uint8_t) / (size_t)8U; i++) { size_t i0 = i; Eurydice_slice bytes = Eurydice_slice_subslice2( serialized, i0 * (size_t)8U, i0 * (size_t)8U + (size_t)8U, uint8_t); libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_portable_deserialize_4_0d(bytes); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_decompress_ciphertext_coefficient_0d_5a1( coefficient); re.coefficients[i0] = uu____0; } return re; } /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress.decompress_ciphertext_coefficient with const generics - COEFFICIENT_BITS= 5 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_decompress_ciphertext_coefficient_6b2( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; int32_t decompressed = (int32_t)v.elements[i0] * (int32_t)LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS; decompressed = (decompressed << 1U) + ((int32_t)1 << (uint32_t)(int32_t)5); decompressed = decompressed >> (uint32_t)((int32_t)5 + (int32_t)1); v.elements[i0] = (int16_t)decompressed; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.decompress_ciphertext_coefficient_0d with const generics - COEFFICIENT_BITS= 5 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_decompress_ciphertext_coefficient_0d_5a2( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_decompress_ciphertext_coefficient_6b2( v); } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_then_decompress_5 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_then_decompress_5_4e( Eurydice_slice serialized) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(serialized, uint8_t) / (size_t)10U; i++) { size_t i0 = i; Eurydice_slice bytes = Eurydice_slice_subslice2( serialized, i0 * (size_t)10U, i0 * (size_t)10U + (size_t)10U, uint8_t); re.coefficients[i0] = libcrux_ml_kem_vector_portable_deserialize_5_0d(bytes); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____1 = libcrux_ml_kem_vector_portable_decompress_ciphertext_coefficient_0d_5a2( re.coefficients[i0]); re.coefficients[i0] = uu____1; } return re; } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_then_decompress_ring_element_v with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - COMPRESSION_FACTOR= 4 */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_then_decompress_ring_element_v_56( Eurydice_slice serialized) { return libcrux_ml_kem_serialize_deserialize_then_decompress_4_41(serialized); } /** Given two `KyberPolynomialRingElement`s in their NTT representations, compute their product. Given two polynomials in the NTT domain `f^` and `ĵ`, the `iᵗʰ` coefficient of the product `k̂` is determined by the calculation: ```plaintext ĥ[2·i] + ĥ[2·i + 1]X = (f^[2·i] + f^[2·i + 1]X)·(ĝ[2·i] + ĝ[2·i + 1]X) mod (X² - ζ^(2·BitRev₇(i) + 1)) ``` This function almost implements Algorithm 10 of the NIST FIPS 203 standard, which is reproduced below: ```plaintext Input: Two arrays fˆ ∈ ℤ₂₅₆ and ĝ ∈ ℤ₂₅₆. Output: An array ĥ ∈ ℤq. for(i ← 0; i < 128; i++) (ĥ[2i], ĥ[2i+1]) ← BaseCaseMultiply(fˆ[2i], fˆ[2i+1], ĝ[2i], ĝ[2i+1], ζ^(2·BitRev₇(i) + 1)) end for return ĥ ``` We say "almost" because the coefficients of the ring element output by this function are in the Montgomery domain. The NIST FIPS 203 standard can be found at . */ /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.ntt_multiply_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_polynomial_ntt_multiply_89_2a( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *self, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *rhs) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 out = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_ntt_multiply_0d( &self->coefficients[i0], &rhs->coefficients[i0], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[(size_t)64U + (size_t)4U * i0], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[(size_t)64U + (size_t)4U * i0 + (size_t)1U], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[(size_t)64U + (size_t)4U * i0 + (size_t)2U], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[(size_t)64U + (size_t)4U * i0 + (size_t)3U]); out.coefficients[i0] = uu____0; } return out; } /** Given two polynomial ring elements `lhs` and `rhs`, compute the pointwise sum of their constituent coefficients. */ /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.add_to_ring_element_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_polynomial_add_to_ring_element_89_84( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *self, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *rhs) { for (size_t i = (size_t)0U; i < Eurydice_slice_len( Eurydice_array_to_slice( (size_t)16U, self->coefficients, libcrux_ml_kem_vector_portable_vector_type_PortableVector), libcrux_ml_kem_vector_portable_vector_type_PortableVector); i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_add_0d(self->coefficients[i0], &rhs->coefficients[i0]); self->coefficients[i0] = uu____0; } } /** A monomorphic instance of libcrux_ml_kem.invert_ntt.invert_ntt_at_layer_1 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_1_83( size_t *zeta_i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, size_t _layer) { for (size_t i = (size_t)0U; i < (size_t)16U; i++) { size_t round = i; zeta_i[0U] = zeta_i[0U] - (size_t)1U; re->coefficients[round] = libcrux_ml_kem_vector_portable_inv_ntt_layer_1_step_0d( re->coefficients[round], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U]], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U] - (size_t)1U], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U] - (size_t)2U], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U] - (size_t)3U]); zeta_i[0U] = zeta_i[0U] - (size_t)3U; } } /** A monomorphic instance of libcrux_ml_kem.invert_ntt.invert_ntt_at_layer_2 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_2_c3( size_t *zeta_i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, size_t _layer) { for (size_t i = (size_t)0U; i < (size_t)16U; i++) { size_t round = i; zeta_i[0U] = zeta_i[0U] - (size_t)1U; re->coefficients[round] = libcrux_ml_kem_vector_portable_inv_ntt_layer_2_step_0d( re->coefficients[round], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U]], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U] - (size_t)1U]); zeta_i[0U] = zeta_i[0U] - (size_t)1U; } } /** A monomorphic instance of libcrux_ml_kem.invert_ntt.invert_ntt_at_layer_3 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_3_68( size_t *zeta_i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, size_t _layer) { for (size_t i = (size_t)0U; i < (size_t)16U; i++) { size_t round = i; zeta_i[0U] = zeta_i[0U] - (size_t)1U; libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_inv_ntt_layer_3_step_0d( re->coefficients[round], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U]]); re->coefficients[round] = uu____0; } } /** A monomorphic instance of libcrux_ml_kem.invert_ntt.inv_ntt_layer_int_vec_step_reduce with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2 libcrux_ml_kem_invert_ntt_inv_ntt_layer_int_vec_step_reduce_65( libcrux_ml_kem_vector_portable_vector_type_PortableVector a, libcrux_ml_kem_vector_portable_vector_type_PortableVector b, int16_t zeta_r) { libcrux_ml_kem_vector_portable_vector_type_PortableVector a_minus_b = libcrux_ml_kem_vector_portable_sub_0d(b, &a); a = libcrux_ml_kem_vector_portable_barrett_reduce_0d( libcrux_ml_kem_vector_portable_add_0d(a, &b)); b = libcrux_ml_kem_vector_traits_montgomery_multiply_fe_67(a_minus_b, zeta_r); return ( CLITERAL(libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2){ .fst = a, .snd = b}); } /** A monomorphic instance of libcrux_ml_kem.invert_ntt.invert_ntt_at_layer_4_plus with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_4_plus_6e( size_t *zeta_i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, size_t layer) { size_t step = (size_t)1U << (uint32_t)layer; for (size_t i0 = (size_t)0U; i0 < (size_t)128U >> (uint32_t)layer; i0++) { size_t round = i0; zeta_i[0U] = zeta_i[0U] - (size_t)1U; size_t offset = round * step * (size_t)2U; size_t offset_vec = offset / LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; size_t step_vec = step / LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; for (size_t i = offset_vec; i < offset_vec + step_vec; i++) { size_t j = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector_x2 uu____0 = libcrux_ml_kem_invert_ntt_inv_ntt_layer_int_vec_step_reduce_65( re->coefficients[j], re->coefficients[j + step_vec], libcrux_ml_kem_polynomial_ZETAS_TIMES_MONTGOMERY_R[zeta_i[0U]]); libcrux_ml_kem_vector_portable_vector_type_PortableVector x = uu____0.fst; libcrux_ml_kem_vector_portable_vector_type_PortableVector y = uu____0.snd; re->coefficients[j] = x; re->coefficients[j + step_vec] = y; } } } /** A monomorphic instance of libcrux_ml_kem.invert_ntt.invert_ntt_montgomery with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_invert_ntt_invert_ntt_montgomery_f6( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re) { size_t zeta_i = LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT / (size_t)2U; libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_1_83(&zeta_i, re, (size_t)1U); libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_2_c3(&zeta_i, re, (size_t)2U); libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_3_68(&zeta_i, re, (size_t)3U); libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_4_plus_6e(&zeta_i, re, (size_t)4U); libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_4_plus_6e(&zeta_i, re, (size_t)5U); libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_4_plus_6e(&zeta_i, re, (size_t)6U); libcrux_ml_kem_invert_ntt_invert_ntt_at_layer_4_plus_6e(&zeta_i, re, (size_t)7U); libcrux_ml_kem_polynomial_poly_barrett_reduce_89_8b(re); } /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.subtract_reduce_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_polynomial_subtract_reduce_89_d4( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *self, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 b) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient_normal_form = libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_0d( b.coefficients[i0], (int16_t)1441); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_barrett_reduce_0d( libcrux_ml_kem_vector_portable_sub_0d(self->coefficients[i0], &coefficient_normal_form)); b.coefficients[i0] = uu____0; } return b; } /** The following functions compute various expressions involving vectors and matrices. The computation of these expressions has been abstracted away into these functions in order to save on loop iterations. Compute v − InverseNTT(sᵀ ◦ NTT(u)) */ /** A monomorphic instance of libcrux_ml_kem.matrix.compute_message with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_matrix_compute_message_b3( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *v, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *secret_as_ntt, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *u_as_ntt) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 result = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 product = libcrux_ml_kem_polynomial_ntt_multiply_89_2a(&secret_as_ntt[i0], &u_as_ntt[i0]); libcrux_ml_kem_polynomial_add_to_ring_element_89_84(&result, &product); } libcrux_ml_kem_invert_ntt_invert_ntt_montgomery_f6(&result); result = libcrux_ml_kem_polynomial_subtract_reduce_89_d4(v, result); return result; } /** A monomorphic instance of libcrux_ml_kem.vector.portable.arithmetic.shift_right with const generics - SHIFT_BY= 15 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_arithmetic_shift_right_94( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; v.elements[i0] = v.elements[i0] >> (uint32_t)(int32_t)15; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.shift_right_0d with const generics - SHIFT_BY= 15 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_shift_right_0d_19( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_arithmetic_shift_right_94(v); } /** A monomorphic instance of libcrux_ml_kem.vector.traits.to_unsigned_representative with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_traits_to_unsigned_representative_db( libcrux_ml_kem_vector_portable_vector_type_PortableVector a) { libcrux_ml_kem_vector_portable_vector_type_PortableVector t = libcrux_ml_kem_vector_portable_shift_right_0d_19(a); libcrux_ml_kem_vector_portable_vector_type_PortableVector fm = libcrux_ml_kem_vector_portable_bitwise_and_with_constant_0d( t, LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_MODULUS); return libcrux_ml_kem_vector_portable_add_0d(a, &fm); } /** A monomorphic instance of libcrux_ml_kem.serialize.compress_then_serialize_message with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_compress_then_serialize_message_aa( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re, uint8_t ret[32U]) { uint8_t serialized[32U] = {0U}; for (size_t i = (size_t)0U; i < (size_t)16U; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_traits_to_unsigned_representative_db( re.coefficients[i0]); libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient_compressed = libcrux_ml_kem_vector_portable_compress_1_0d(coefficient); uint8_t bytes[2U]; libcrux_ml_kem_vector_portable_serialize_1_0d(coefficient_compressed, bytes); Eurydice_slice uu____0 = Eurydice_array_to_subslice2( serialized, (size_t)2U * i0, (size_t)2U * i0 + (size_t)2U, uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)2U, bytes, uint8_t), uint8_t); } memcpy(ret, serialized, (size_t)32U * sizeof(uint8_t)); } /** This function implements Algorithm 14 of the NIST FIPS 203 specification; this is the Kyber CPA-PKE decryption algorithm. Algorithm 14 is reproduced below: ```plaintext Input: decryption key dkₚₖₑ ∈ 𝔹^{384k}. Input: ciphertext c ∈ 𝔹^{32(dᵤk + dᵥ)}. Output: message m ∈ 𝔹^{32}. c₁ ← c[0 : 32dᵤk] c₂ ← c[32dᵤk : 32(dᵤk + dᵥ)] u ← Decompress_{dᵤ}(ByteDecode_{dᵤ}(c₁)) v ← Decompress_{dᵥ}(ByteDecode_{dᵥ}(c₂)) ŝ ← ByteDecode₁₂(dkₚₖₑ) w ← v - NTT-¹(ŝᵀ ◦ NTT(u)) m ← ByteEncode₁(Compress₁(w)) return m ``` The NIST FIPS 203 standard can be found at . */ /** A monomorphic instance of libcrux_ml_kem.ind_cpa.decrypt_unpacked with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - VECTOR_U_ENCODED_SIZE= 960 - U_COMPRESSION_FACTOR= 10 - V_COMPRESSION_FACTOR= 4 */ static inline void libcrux_ml_kem_ind_cpa_decrypt_unpacked_6d( libcrux_ml_kem_ind_cpa_unpacked_IndCpaPrivateKeyUnpacked_f8 *secret_key, uint8_t *ciphertext, uint8_t ret[32U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 u_as_ntt[3U]; libcrux_ml_kem_ind_cpa_deserialize_then_decompress_u_f4(ciphertext, u_as_ntt); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 v = libcrux_ml_kem_serialize_deserialize_then_decompress_ring_element_v_56( Eurydice_array_to_subslice_from((size_t)1088U, ciphertext, (size_t)960U, uint8_t, size_t)); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 message = libcrux_ml_kem_matrix_compute_message_b3(&v, secret_key->secret_as_ntt, u_as_ntt); uint8_t ret0[32U]; libcrux_ml_kem_serialize_compress_then_serialize_message_aa(message, ret0); memcpy(ret, ret0, (size_t)32U * sizeof(uint8_t)); } /** A monomorphic instance of libcrux_ml_kem.ind_cpa.decrypt with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - VECTOR_U_ENCODED_SIZE= 960 - U_COMPRESSION_FACTOR= 10 - V_COMPRESSION_FACTOR= 4 */ static inline void libcrux_ml_kem_ind_cpa_decrypt_43(Eurydice_slice secret_key, uint8_t *ciphertext, uint8_t ret[32U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 secret_as_ntt[3U]; libcrux_ml_kem_ind_cpa_deserialize_secret_key_24(secret_key, secret_as_ntt); /* Passing arrays by value in Rust generates a copy in C */ libcrux_ml_kem_polynomial_PolynomialRingElement_f0 copy_of_secret_as_ntt[3U]; memcpy( copy_of_secret_as_ntt, secret_as_ntt, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); libcrux_ml_kem_ind_cpa_unpacked_IndCpaPrivateKeyUnpacked_f8 secret_key_unpacked; memcpy( secret_key_unpacked.secret_as_ntt, copy_of_secret_as_ntt, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); uint8_t ret0[32U]; libcrux_ml_kem_ind_cpa_decrypt_unpacked_6d(&secret_key_unpacked, ciphertext, ret0); memcpy(ret, ret0, (size_t)32U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::hash_functions::Hash for libcrux_ml_kem::hash_functions::portable::PortableHash)} */ /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.G_f1 with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_G_f1_e4( Eurydice_slice input, uint8_t ret[64U]) { libcrux_ml_kem_hash_functions_portable_G(input, ret); } /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.PRF with const generics - LEN= 32 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_PRF_2b( Eurydice_slice input, uint8_t ret[32U]) { uint8_t digest[32U] = {0U}; libcrux_sha3_portable_shake256( Eurydice_array_to_slice((size_t)32U, digest, uint8_t), input); memcpy(ret, digest, (size_t)32U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::hash_functions::Hash for libcrux_ml_kem::hash_functions::portable::PortableHash)} */ /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.PRF_f1 with const generics - K= 3 - LEN= 32 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_PRF_f1_ee( Eurydice_slice input, uint8_t ret[32U]) { libcrux_ml_kem_hash_functions_portable_PRF_2b(input, ret); } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_ring_elements_reduced.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - PUBLIC_KEY_SIZE= 1152 - K= 3 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_ring_elements_reduced_closure_cd( size_t _i) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** Only use with public values. This MUST NOT be used with secret inputs, like its caller `deserialize_ring_elements_reduced`. */ /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_to_reduced_ring_element with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_to_reduced_ring_element_4c( Eurydice_slice serialized) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < Eurydice_slice_len(serialized, uint8_t) / (size_t)24U; i++) { size_t i0 = i; Eurydice_slice bytes = Eurydice_slice_subslice2( serialized, i0 * (size_t)24U, i0 * (size_t)24U + (size_t)24U, uint8_t); libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_portable_deserialize_12_0d(bytes); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_cond_subtract_3329_0d(coefficient); re.coefficients[i0] = uu____0; } return re; } /** This function deserializes ring elements and reduces the result by the field modulus. This function MUST NOT be used on secret inputs. */ /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_ring_elements_reduced with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - PUBLIC_KEY_SIZE= 1152 - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_deserialize_ring_elements_reduced_33( Eurydice_slice public_key, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 deserialized_pk[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { deserialized_pk[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } for (size_t i = (size_t)0U; i < Eurydice_slice_len(public_key, uint8_t) / LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT; i++) { size_t i0 = i; Eurydice_slice ring_element = Eurydice_slice_subslice2( public_key, i0 * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, i0 * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT + LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, uint8_t); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 uu____0 = libcrux_ml_kem_serialize_deserialize_to_reduced_ring_element_4c( ring_element); deserialized_pk[i0] = uu____0; } memcpy( ret, deserialized_pk, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); } /** A monomorphic instance of libcrux_ml_kem.matrix.sample_matrix_A.closure.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_matrix_sample_matrix_A_closure_closure_78(size_t _j) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** A monomorphic instance of libcrux_ml_kem.matrix.sample_matrix_A.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static inline void libcrux_ml_kem_matrix_sample_matrix_A_closure_4b( size_t _i, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U]) { for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ret[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } } /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.PortableHash with const generics - $3size_t */ typedef struct libcrux_ml_kem_hash_functions_portable_PortableHash_58_s { libcrux_sha3_generic_keccak_KeccakState_48 shake128_state[3U]; } libcrux_ml_kem_hash_functions_portable_PortableHash_58; /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.shake128_init_absorb with const generics - K= 3 */ static KRML_MUSTINLINE libcrux_ml_kem_hash_functions_portable_PortableHash_58 libcrux_ml_kem_hash_functions_portable_shake128_init_absorb_b7( uint8_t input[3U][34U]) { libcrux_sha3_generic_keccak_KeccakState_48 shake128_state[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { shake128_state[i] = libcrux_sha3_portable_incremental_shake128_init(); } for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; libcrux_sha3_portable_incremental_shake128_absorb_final( &shake128_state[i0], Eurydice_array_to_slice((size_t)34U, input[i0], uint8_t)); } /* Passing arrays by value in Rust generates a copy in C */ libcrux_sha3_generic_keccak_KeccakState_48 copy_of_shake128_state[3U]; memcpy(copy_of_shake128_state, shake128_state, (size_t)3U * sizeof(libcrux_sha3_generic_keccak_KeccakState_48)); libcrux_ml_kem_hash_functions_portable_PortableHash_58 lit; memcpy(lit.shake128_state, copy_of_shake128_state, (size_t)3U * sizeof(libcrux_sha3_generic_keccak_KeccakState_48)); return lit; } /** This function found in impl {(libcrux_ml_kem::hash_functions::Hash for libcrux_ml_kem::hash_functions::portable::PortableHash)} */ /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.shake128_init_absorb_f1 with const generics - K= 3 */ static KRML_MUSTINLINE libcrux_ml_kem_hash_functions_portable_PortableHash_58 libcrux_ml_kem_hash_functions_portable_shake128_init_absorb_f1_8c( uint8_t input[3U][34U]) { /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_input[3U][34U]; memcpy(copy_of_input, input, (size_t)3U * sizeof(uint8_t[34U])); return libcrux_ml_kem_hash_functions_portable_shake128_init_absorb_b7( copy_of_input); } /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.shake128_squeeze_three_blocks with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_shake128_squeeze_three_blocks_ca( libcrux_ml_kem_hash_functions_portable_PortableHash_58 *st, uint8_t ret[3U][504U]) { uint8_t out[3U][504U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; libcrux_sha3_portable_incremental_shake128_squeeze_first_three_blocks( &st->shake128_state[i0], Eurydice_array_to_slice((size_t)504U, out[i0], uint8_t)); } memcpy(ret, out, (size_t)3U * sizeof(uint8_t[504U])); } /** This function found in impl {(libcrux_ml_kem::hash_functions::Hash for libcrux_ml_kem::hash_functions::portable::PortableHash)} */ /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.shake128_squeeze_three_blocks_f1 with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_shake128_squeeze_three_blocks_f1_69( libcrux_ml_kem_hash_functions_portable_PortableHash_58 *self, uint8_t ret[3U][504U]) { libcrux_ml_kem_hash_functions_portable_shake128_squeeze_three_blocks_ca(self, ret); } /** If `bytes` contains a set of uniformly random bytes, this function uniformly samples a ring element `â` that is treated as being the NTT representation of the corresponding polynomial `a`. Since rejection sampling is used, it is possible the supplied bytes are not enough to sample the element, in which case an `Err` is returned and the caller must try again with a fresh set of bytes. This function partially implements Algorithm 6 of the NIST FIPS 203 standard, We say "partially" because this implementation only accepts a finite set of bytes as input and returns an error if the set is not enough; Algorithm 6 of the FIPS 203 standard on the other hand samples from an infinite stream of bytes until the ring element is filled. Algorithm 6 is reproduced below: ```plaintext Input: byte stream B ∈ 𝔹*. Output: array â ∈ ℤ₂₅₆. i ← 0 j ← 0 while j < 256 do d₁ ← B[i] + 256·(B[i+1] mod 16) d₂ ← ⌊B[i+1]/16⌋ + 16·B[i+2] if d₁ < q then â[j] ← d₁ j ← j + 1 end if if d₂ < q and j < 256 then â[j] ← d₂ j ← j + 1 end if i ← i + 3 end while return â ``` The NIST FIPS 203 standard can be found at . */ /** A monomorphic instance of libcrux_ml_kem.sampling.sample_from_uniform_distribution_next with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - N= 504 */ static KRML_MUSTINLINE bool libcrux_ml_kem_sampling_sample_from_uniform_distribution_next_db( uint8_t randomness[3U][504U], size_t *sampled_coefficients, int16_t (*out)[272U]) { for (size_t i0 = (size_t)0U; i0 < (size_t)3U; i0++) { size_t i1 = i0; for (size_t i = (size_t)0U; i < (size_t)504U / (size_t)24U; i++) { size_t r = i; if (sampled_coefficients[i1] < LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT) { Eurydice_slice uu____0 = Eurydice_array_to_subslice2(randomness[i1], r * (size_t)24U, r * (size_t)24U + (size_t)24U, uint8_t); size_t sampled = libcrux_ml_kem_vector_portable_rej_sample_0d( uu____0, Eurydice_array_to_subslice2( out[i1], sampled_coefficients[i1], sampled_coefficients[i1] + (size_t)16U, int16_t)); size_t uu____1 = i1; sampled_coefficients[uu____1] = sampled_coefficients[uu____1] + sampled; } } } bool done = true; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; if (sampled_coefficients[i0] >= LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT) { sampled_coefficients[i0] = LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT; } else { done = false; } } return done; } /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.shake128_squeeze_block with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_shake128_squeeze_block_dd( libcrux_ml_kem_hash_functions_portable_PortableHash_58 *st, uint8_t ret[3U][168U]) { uint8_t out[3U][168U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; libcrux_sha3_portable_incremental_shake128_squeeze_next_block( &st->shake128_state[i0], Eurydice_array_to_slice((size_t)168U, out[i0], uint8_t)); } memcpy(ret, out, (size_t)3U * sizeof(uint8_t[168U])); } /** This function found in impl {(libcrux_ml_kem::hash_functions::Hash for libcrux_ml_kem::hash_functions::portable::PortableHash)} */ /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.shake128_squeeze_block_f1 with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_shake128_squeeze_block_f1_60( libcrux_ml_kem_hash_functions_portable_PortableHash_58 *self, uint8_t ret[3U][168U]) { libcrux_ml_kem_hash_functions_portable_shake128_squeeze_block_dd(self, ret); } /** If `bytes` contains a set of uniformly random bytes, this function uniformly samples a ring element `â` that is treated as being the NTT representation of the corresponding polynomial `a`. Since rejection sampling is used, it is possible the supplied bytes are not enough to sample the element, in which case an `Err` is returned and the caller must try again with a fresh set of bytes. This function partially implements Algorithm 6 of the NIST FIPS 203 standard, We say "partially" because this implementation only accepts a finite set of bytes as input and returns an error if the set is not enough; Algorithm 6 of the FIPS 203 standard on the other hand samples from an infinite stream of bytes until the ring element is filled. Algorithm 6 is reproduced below: ```plaintext Input: byte stream B ∈ 𝔹*. Output: array â ∈ ℤ₂₅₆. i ← 0 j ← 0 while j < 256 do d₁ ← B[i] + 256·(B[i+1] mod 16) d₂ ← ⌊B[i+1]/16⌋ + 16·B[i+2] if d₁ < q then â[j] ← d₁ j ← j + 1 end if if d₂ < q and j < 256 then â[j] ← d₂ j ← j + 1 end if i ← i + 3 end while return â ``` The NIST FIPS 203 standard can be found at . */ /** A monomorphic instance of libcrux_ml_kem.sampling.sample_from_uniform_distribution_next with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - N= 168 */ static KRML_MUSTINLINE bool libcrux_ml_kem_sampling_sample_from_uniform_distribution_next_db0( uint8_t randomness[3U][168U], size_t *sampled_coefficients, int16_t (*out)[272U]) { for (size_t i0 = (size_t)0U; i0 < (size_t)3U; i0++) { size_t i1 = i0; for (size_t i = (size_t)0U; i < (size_t)168U / (size_t)24U; i++) { size_t r = i; if (sampled_coefficients[i1] < LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT) { Eurydice_slice uu____0 = Eurydice_array_to_subslice2(randomness[i1], r * (size_t)24U, r * (size_t)24U + (size_t)24U, uint8_t); size_t sampled = libcrux_ml_kem_vector_portable_rej_sample_0d( uu____0, Eurydice_array_to_subslice2( out[i1], sampled_coefficients[i1], sampled_coefficients[i1] + (size_t)16U, int16_t)); size_t uu____1 = i1; sampled_coefficients[uu____1] = sampled_coefficients[uu____1] + sampled; } } } bool done = true; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; if (sampled_coefficients[i0] >= LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT) { sampled_coefficients[i0] = LIBCRUX_ML_KEM_CONSTANTS_COEFFICIENTS_IN_RING_ELEMENT; } else { done = false; } } return done; } /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.from_i16_array_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_polynomial_from_i16_array_89_c1(Eurydice_slice a) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 result = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_from_i16_array_0d( Eurydice_slice_subslice2(a, i0 * (size_t)16U, (i0 + (size_t)1U) * (size_t)16U, int16_t)); result.coefficients[i0] = uu____0; } return result; } /** A monomorphic instance of libcrux_ml_kem.sampling.sample_from_xof.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_sampling_sample_from_xof_closure_04(int16_t s[272U]) { return libcrux_ml_kem_polynomial_from_i16_array_89_c1( Eurydice_array_to_subslice2(s, (size_t)0U, (size_t)256U, int16_t)); } /** A monomorphic instance of libcrux_ml_kem.sampling.sample_from_xof with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_sampling_sample_from_xof_3f( uint8_t seeds[3U][34U], libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U]) { size_t sampled_coefficients[3U] = {0U}; int16_t out[3U][272U] = {{0U}}; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_seeds[3U][34U]; memcpy(copy_of_seeds, seeds, (size_t)3U * sizeof(uint8_t[34U])); libcrux_ml_kem_hash_functions_portable_PortableHash_58 xof_state = libcrux_ml_kem_hash_functions_portable_shake128_init_absorb_f1_8c( copy_of_seeds); uint8_t randomness0[3U][504U]; libcrux_ml_kem_hash_functions_portable_shake128_squeeze_three_blocks_f1_69( &xof_state, randomness0); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness0[3U][504U]; memcpy(copy_of_randomness0, randomness0, (size_t)3U * sizeof(uint8_t[504U])); bool done = libcrux_ml_kem_sampling_sample_from_uniform_distribution_next_db( copy_of_randomness0, sampled_coefficients, out); while (true) { if (done) { break; } else { uint8_t randomness[3U][168U]; libcrux_ml_kem_hash_functions_portable_shake128_squeeze_block_f1_60( &xof_state, randomness); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[3U][168U]; memcpy(copy_of_randomness, randomness, (size_t)3U * sizeof(uint8_t[168U])); done = libcrux_ml_kem_sampling_sample_from_uniform_distribution_next_db0( copy_of_randomness, sampled_coefficients, out); } } /* Passing arrays by value in Rust generates a copy in C */ int16_t copy_of_out[3U][272U]; memcpy(copy_of_out, out, (size_t)3U * sizeof(int16_t[272U])); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret0[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { ret0[i] = libcrux_ml_kem_sampling_sample_from_xof_closure_04(copy_of_out[i]); } memcpy( ret, ret0, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); } /** A monomorphic instance of libcrux_ml_kem.matrix.sample_matrix_A with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_matrix_sample_matrix_A_38( uint8_t seed[34U], bool transpose, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U][3U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 A_transpose[3U][3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { libcrux_ml_kem_matrix_sample_matrix_A_closure_4b(i, A_transpose[i]); } for (size_t i0 = (size_t)0U; i0 < (size_t)3U; i0++) { size_t i1 = i0; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_seed[34U]; memcpy(copy_of_seed, seed, (size_t)34U * sizeof(uint8_t)); uint8_t seeds[3U][34U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { memcpy(seeds[i], copy_of_seed, (size_t)34U * sizeof(uint8_t)); } for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t j = i; seeds[j][32U] = (uint8_t)i1; seeds[j][33U] = (uint8_t)j; } /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_seeds[3U][34U]; memcpy(copy_of_seeds, seeds, (size_t)3U * sizeof(uint8_t[34U])); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 sampled[3U]; libcrux_ml_kem_sampling_sample_from_xof_3f(copy_of_seeds, sampled); for (size_t i = (size_t)0U; i < Eurydice_slice_len( Eurydice_array_to_slice( (size_t)3U, sampled, libcrux_ml_kem_polynomial_PolynomialRingElement_f0), libcrux_ml_kem_polynomial_PolynomialRingElement_f0); i++) { size_t j = i; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 sample = sampled[j]; if (transpose) { A_transpose[j][i1] = sample; } else { A_transpose[i1][j] = sample; } } } memcpy(ret, A_transpose, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0[3U])); } /** A monomorphic instance of K. with types libcrux_ml_kem_polynomial_PolynomialRingElement libcrux_ml_kem_vector_portable_vector_type_PortableVector[3size_t], uint8_t */ typedef struct tuple_b0_s { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 fst[3U]; uint8_t snd; } tuple_b0; /** A monomorphic instance of libcrux_ml_kem.ind_cpa.sample_vector_cbd_then_ntt.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - ETA= 2 - ETA_RANDOMNESS_SIZE= 128 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_closure_f7(size_t _i) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.PRFxN with const generics - K= 3 - LEN= 128 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_PRFxN_c5( uint8_t (*input)[33U], uint8_t ret[3U][128U]) { uint8_t out[3U][128U] = {{0U}}; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; libcrux_sha3_portable_shake256( Eurydice_array_to_slice((size_t)128U, out[i0], uint8_t), Eurydice_array_to_slice((size_t)33U, input[i0], uint8_t)); } memcpy(ret, out, (size_t)3U * sizeof(uint8_t[128U])); } /** This function found in impl {(libcrux_ml_kem::hash_functions::Hash for libcrux_ml_kem::hash_functions::portable::PortableHash)} */ /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.PRFxN_f1 with const generics - K= 3 - LEN= 128 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_PRFxN_f1_93( uint8_t (*input)[33U], uint8_t ret[3U][128U]) { libcrux_ml_kem_hash_functions_portable_PRFxN_c5(input, ret); } /** Given a series of uniformly random bytes in `randomness`, for some number `eta`, the `sample_from_binomial_distribution_{eta}` functions sample a ring element from a binomial distribution centered at 0 that uses two sets of `eta` coin flips. If, for example, `eta = ETA`, each ring coefficient is a value `v` such such that `v ∈ {-ETA, -ETA + 1, ..., 0, ..., ETA + 1, ETA}` and: ```plaintext - If v < 0, Pr[v] = Pr[-v] - If v >= 0, Pr[v] = BINOMIAL_COEFFICIENT(2 * ETA; ETA - v) / 2 ^ (2 * ETA) ``` The values `v < 0` are mapped to the appropriate `KyberFieldElement`. The expected value is: ```plaintext E[X] = (-ETA)Pr[-ETA] + (-(ETA - 1))Pr[-(ETA - 1)] + ... + (ETA - 1)Pr[ETA - 1] + (ETA)Pr[ETA] = 0 since Pr[-v] = Pr[v] when v < 0. ``` And the variance is: ```plaintext Var(X) = E[(X - E[X])^2] = E[X^2] = sum_(v=-ETA to ETA)v^2 * (BINOMIAL_COEFFICIENT(2 * ETA; ETA - v) / 2^(2 * ETA)) = ETA / 2 ``` This function implements Algorithm 7 of the NIST FIPS 203 standard, which is reproduced below: ```plaintext Input: byte array B ∈ 𝔹^{64η}. Output: array f ∈ ℤ₂₅₆. b ← BytesToBits(B) for (i ← 0; i < 256; i++) x ← ∑(j=0 to η - 1) b[2iη + j] y ← ∑(j=0 to η - 1) b[2iη + η + j] f[i] ← x−y mod q end for return f ``` The NIST FIPS 203 standard can be found at . */ /** A monomorphic instance of libcrux_ml_kem.sampling.sample_from_binomial_distribution_2 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_sampling_sample_from_binomial_distribution_2_85( Eurydice_slice randomness) { int16_t sampled_i16s[256U] = {0U}; for (size_t i0 = (size_t)0U; i0 < Eurydice_slice_len(randomness, uint8_t) / (size_t)4U; i0++) { size_t chunk_number = i0; Eurydice_slice byte_chunk = Eurydice_slice_subslice2( randomness, chunk_number * (size_t)4U, chunk_number * (size_t)4U + (size_t)4U, uint8_t); uint32_t random_bits_as_u32 = (((uint32_t)Eurydice_slice_index(byte_chunk, (size_t)0U, uint8_t, uint8_t *) | (uint32_t)Eurydice_slice_index(byte_chunk, (size_t)1U, uint8_t, uint8_t *) << 8U) | (uint32_t)Eurydice_slice_index(byte_chunk, (size_t)2U, uint8_t, uint8_t *) << 16U) | (uint32_t)Eurydice_slice_index(byte_chunk, (size_t)3U, uint8_t, uint8_t *) << 24U; uint32_t even_bits = random_bits_as_u32 & 1431655765U; uint32_t odd_bits = random_bits_as_u32 >> 1U & 1431655765U; uint32_t coin_toss_outcomes = even_bits + odd_bits; for (uint32_t i = 0U; i < CORE_NUM__U32_8__BITS / 4U; i++) { uint32_t outcome_set = i; uint32_t outcome_set0 = outcome_set * 4U; int16_t outcome_1 = (int16_t)(coin_toss_outcomes >> (uint32_t)outcome_set0 & 3U); int16_t outcome_2 = (int16_t)(coin_toss_outcomes >> (uint32_t)(outcome_set0 + 2U) & 3U); size_t offset = (size_t)(outcome_set0 >> 2U); sampled_i16s[(size_t)8U * chunk_number + offset] = outcome_1 - outcome_2; } } return libcrux_ml_kem_polynomial_from_i16_array_89_c1( Eurydice_array_to_slice((size_t)256U, sampled_i16s, int16_t)); } /** A monomorphic instance of libcrux_ml_kem.sampling.sample_from_binomial_distribution_3 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_sampling_sample_from_binomial_distribution_3_eb( Eurydice_slice randomness) { int16_t sampled_i16s[256U] = {0U}; for (size_t i0 = (size_t)0U; i0 < Eurydice_slice_len(randomness, uint8_t) / (size_t)3U; i0++) { size_t chunk_number = i0; Eurydice_slice byte_chunk = Eurydice_slice_subslice2( randomness, chunk_number * (size_t)3U, chunk_number * (size_t)3U + (size_t)3U, uint8_t); uint32_t random_bits_as_u24 = ((uint32_t)Eurydice_slice_index(byte_chunk, (size_t)0U, uint8_t, uint8_t *) | (uint32_t)Eurydice_slice_index(byte_chunk, (size_t)1U, uint8_t, uint8_t *) << 8U) | (uint32_t)Eurydice_slice_index(byte_chunk, (size_t)2U, uint8_t, uint8_t *) << 16U; uint32_t first_bits = random_bits_as_u24 & 2396745U; uint32_t second_bits = random_bits_as_u24 >> 1U & 2396745U; uint32_t third_bits = random_bits_as_u24 >> 2U & 2396745U; uint32_t coin_toss_outcomes = first_bits + second_bits + third_bits; for (int32_t i = (int32_t)0; i < (int32_t)24 / (int32_t)6; i++) { int32_t outcome_set = i; int32_t outcome_set0 = outcome_set * (int32_t)6; int16_t outcome_1 = (int16_t)(coin_toss_outcomes >> (uint32_t)outcome_set0 & 7U); int16_t outcome_2 = (int16_t)(coin_toss_outcomes >> (uint32_t)(outcome_set0 + (int32_t)3) & 7U); size_t offset = (size_t)(outcome_set0 / (int32_t)6); sampled_i16s[(size_t)4U * chunk_number + offset] = outcome_1 - outcome_2; } } return libcrux_ml_kem_polynomial_from_i16_array_89_c1( Eurydice_array_to_slice((size_t)256U, sampled_i16s, int16_t)); } /** A monomorphic instance of libcrux_ml_kem.sampling.sample_from_binomial_distribution with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - ETA= 2 */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_sampling_sample_from_binomial_distribution_c6( Eurydice_slice randomness) { return libcrux_ml_kem_sampling_sample_from_binomial_distribution_2_85( randomness); } /** A monomorphic instance of libcrux_ml_kem.ntt.ntt_at_layer_7 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_ntt_ntt_at_layer_7_f4( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re) { size_t step = LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT / (size_t)2U; for (size_t i = (size_t)0U; i < step; i++) { size_t j = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector t = libcrux_ml_kem_vector_portable_multiply_by_constant_0d( re->coefficients[j + step], (int16_t)-1600); re->coefficients[j + step] = libcrux_ml_kem_vector_portable_sub_0d(re->coefficients[j], &t); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____1 = libcrux_ml_kem_vector_portable_add_0d(re->coefficients[j], &t); re->coefficients[j] = uu____1; } } /** A monomorphic instance of libcrux_ml_kem.ntt.ntt_binomially_sampled_ring_element with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_ntt_ntt_binomially_sampled_ring_element_0f( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re) { libcrux_ml_kem_ntt_ntt_at_layer_7_f4(re); size_t zeta_i = (size_t)1U; libcrux_ml_kem_ntt_ntt_at_layer_4_plus_51(&zeta_i, re, (size_t)6U, (size_t)3U); libcrux_ml_kem_ntt_ntt_at_layer_4_plus_51(&zeta_i, re, (size_t)5U, (size_t)3U); libcrux_ml_kem_ntt_ntt_at_layer_4_plus_51(&zeta_i, re, (size_t)4U, (size_t)3U); libcrux_ml_kem_ntt_ntt_at_layer_3_fd(&zeta_i, re, (size_t)3U, (size_t)3U); libcrux_ml_kem_ntt_ntt_at_layer_2_ad(&zeta_i, re, (size_t)2U, (size_t)3U); libcrux_ml_kem_ntt_ntt_at_layer_1_a2(&zeta_i, re, (size_t)1U, (size_t)3U); libcrux_ml_kem_polynomial_poly_barrett_reduce_89_8b(re); } /** Sample a vector of ring elements from a centered binomial distribution and convert them into their NTT representations. */ /** A monomorphic instance of libcrux_ml_kem.ind_cpa.sample_vector_cbd_then_ntt with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - ETA= 2 - ETA_RANDOMNESS_SIZE= 128 */ static KRML_MUSTINLINE tuple_b0 libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_fc(uint8_t prf_input[33U], uint8_t domain_separator) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re_as_ntt[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { re_as_ntt[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_prf_input[33U]; memcpy(copy_of_prf_input, prf_input, (size_t)33U * sizeof(uint8_t)); uint8_t prf_inputs[3U][33U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { memcpy(prf_inputs[i], copy_of_prf_input, (size_t)33U * sizeof(uint8_t)); } for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; prf_inputs[i0][32U] = domain_separator; domain_separator = (uint32_t)domain_separator + 1U; } uint8_t prf_outputs[3U][128U]; libcrux_ml_kem_hash_functions_portable_PRFxN_f1_93(prf_inputs, prf_outputs); for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; re_as_ntt[i0] = libcrux_ml_kem_sampling_sample_from_binomial_distribution_c6( Eurydice_array_to_slice((size_t)128U, prf_outputs[i0], uint8_t)); libcrux_ml_kem_ntt_ntt_binomially_sampled_ring_element_0f(&re_as_ntt[i0]); } /* Passing arrays by value in Rust generates a copy in C */ libcrux_ml_kem_polynomial_PolynomialRingElement_f0 copy_of_re_as_ntt[3U]; memcpy( copy_of_re_as_ntt, re_as_ntt, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); tuple_b0 lit; memcpy( lit.fst, copy_of_re_as_ntt, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); lit.snd = domain_separator; return lit; } /** A monomorphic instance of libcrux_ml_kem.ind_cpa.sample_ring_element_cbd.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - ETA2_RANDOMNESS_SIZE= 128 - ETA2= 2 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_ind_cpa_sample_ring_element_cbd_closure_77(size_t _i) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** Sample a vector of ring elements from a centered binomial distribution. */ /** A monomorphic instance of libcrux_ml_kem.ind_cpa.sample_ring_element_cbd with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - ETA2_RANDOMNESS_SIZE= 128 - ETA2= 2 */ static KRML_MUSTINLINE tuple_b0 libcrux_ml_kem_ind_cpa_sample_ring_element_cbd_ac(uint8_t prf_input[33U], uint8_t domain_separator) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 error_1[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { error_1[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_prf_input[33U]; memcpy(copy_of_prf_input, prf_input, (size_t)33U * sizeof(uint8_t)); uint8_t prf_inputs[3U][33U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { memcpy(prf_inputs[i], copy_of_prf_input, (size_t)33U * sizeof(uint8_t)); } for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; prf_inputs[i0][32U] = domain_separator; domain_separator = (uint32_t)domain_separator + 1U; } uint8_t prf_outputs[3U][128U]; libcrux_ml_kem_hash_functions_portable_PRFxN_f1_93(prf_inputs, prf_outputs); for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 uu____1 = libcrux_ml_kem_sampling_sample_from_binomial_distribution_c6( Eurydice_array_to_slice((size_t)128U, prf_outputs[i0], uint8_t)); error_1[i0] = uu____1; } /* Passing arrays by value in Rust generates a copy in C */ libcrux_ml_kem_polynomial_PolynomialRingElement_f0 copy_of_error_1[3U]; memcpy( copy_of_error_1, error_1, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); tuple_b0 lit; memcpy( lit.fst, copy_of_error_1, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); lit.snd = domain_separator; return lit; } /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.PRF with const generics - LEN= 128 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_PRF_2b0( Eurydice_slice input, uint8_t ret[128U]) { uint8_t digest[128U] = {0U}; libcrux_sha3_portable_shake256( Eurydice_array_to_slice((size_t)128U, digest, uint8_t), input); memcpy(ret, digest, (size_t)128U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::hash_functions::Hash for libcrux_ml_kem::hash_functions::portable::PortableHash)} */ /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.PRF_f1 with const generics - K= 3 - LEN= 128 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_PRF_f1_ee0( Eurydice_slice input, uint8_t ret[128U]) { libcrux_ml_kem_hash_functions_portable_PRF_2b0(input, ret); } /** A monomorphic instance of libcrux_ml_kem.matrix.compute_vector_u.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_matrix_compute_vector_u_closure_d6(size_t _i) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.add_error_reduce_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_polynomial_add_error_reduce_89_38( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *self, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *error) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t j = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient_normal_form = libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_0d( self->coefficients[j], (int16_t)1441); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_barrett_reduce_0d( libcrux_ml_kem_vector_portable_add_0d(coefficient_normal_form, &error->coefficients[j])); self->coefficients[j] = uu____0; } } /** Compute u := InvertNTT(Aᵀ ◦ r̂) + e₁ */ /** A monomorphic instance of libcrux_ml_kem.matrix.compute_vector_u with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_matrix_compute_vector_u_59( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 (*a_as_ntt)[3U], libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *r_as_ntt, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *error_1, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 result[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { result[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } for (size_t i0 = (size_t)0U; i0 < Eurydice_slice_len( Eurydice_array_to_slice( (size_t)3U, a_as_ntt, libcrux_ml_kem_polynomial_PolynomialRingElement_f0[3U]), libcrux_ml_kem_polynomial_PolynomialRingElement_f0[3U]); i0++) { size_t i1 = i0; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *row = a_as_ntt[i1]; for (size_t i = (size_t)0U; i < Eurydice_slice_len( Eurydice_array_to_slice( (size_t)3U, row, libcrux_ml_kem_polynomial_PolynomialRingElement_f0), libcrux_ml_kem_polynomial_PolynomialRingElement_f0); i++) { size_t j = i; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *a_element = &row[j]; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 product = libcrux_ml_kem_polynomial_ntt_multiply_89_2a(a_element, &r_as_ntt[j]); libcrux_ml_kem_polynomial_add_to_ring_element_89_84(&result[i1], &product); } libcrux_ml_kem_invert_ntt_invert_ntt_montgomery_f6(&result[i1]); libcrux_ml_kem_polynomial_add_error_reduce_89_38(&result[i1], &error_1[i1]); } memcpy( ret, result, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); } /** A monomorphic instance of libcrux_ml_kem.vector.traits.decompress_1 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_traits_decompress_1_63( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_ZERO_0d(); return libcrux_ml_kem_vector_portable_bitwise_and_with_constant_0d( libcrux_ml_kem_vector_portable_sub_0d(uu____0, &v), (int16_t)1665); } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_then_decompress_message with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_then_decompress_message_0d( uint8_t serialized[32U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < (size_t)16U; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient_compressed = libcrux_ml_kem_vector_portable_deserialize_1_0d( Eurydice_array_to_subslice2(serialized, (size_t)2U * i0, (size_t)2U * i0 + (size_t)2U, uint8_t)); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_traits_decompress_1_63(coefficient_compressed); re.coefficients[i0] = uu____0; } return re; } /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.add_message_error_reduce_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_polynomial_add_message_error_reduce_89_ea( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *self, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *message, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 result) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient_normal_form = libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_0d( result.coefficients[i0], (int16_t)1441); libcrux_ml_kem_vector_portable_vector_type_PortableVector tmp = libcrux_ml_kem_vector_portable_add_0d(self->coefficients[i0], &message->coefficients[i0]); libcrux_ml_kem_vector_portable_vector_type_PortableVector tmp0 = libcrux_ml_kem_vector_portable_add_0d(coefficient_normal_form, &tmp); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_barrett_reduce_0d(tmp0); result.coefficients[i0] = uu____0; } return result; } /** Compute InverseNTT(tᵀ ◦ r̂) + e₂ + message */ /** A monomorphic instance of libcrux_ml_kem.matrix.compute_ring_element_v with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static KRML_MUSTINLINE libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_matrix_compute_ring_element_v_54( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *t_as_ntt, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *r_as_ntt, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *error_2, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *message) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 result = libcrux_ml_kem_polynomial_ZERO_89_ea(); for (size_t i = (size_t)0U; i < (size_t)3U; i++) { size_t i0 = i; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 product = libcrux_ml_kem_polynomial_ntt_multiply_89_2a(&t_as_ntt[i0], &r_as_ntt[i0]); libcrux_ml_kem_polynomial_add_to_ring_element_89_84(&result, &product); } libcrux_ml_kem_invert_ntt_invert_ntt_montgomery_f6(&result); result = libcrux_ml_kem_polynomial_add_message_error_reduce_89_ea( error_2, message, result); return result; } /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress.compress with const generics - COEFFICIENT_BITS= 10 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_compress_02( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; int16_t uu____0 = libcrux_ml_kem_vector_portable_compress_compress_ciphertext_coefficient( (uint8_t)(int32_t)10, (uint16_t)v.elements[i0]); v.elements[i0] = uu____0; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress_0d with const generics - COEFFICIENT_BITS= 10 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_0d_28( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_compress_02(v); } /** A monomorphic instance of libcrux_ml_kem.serialize.compress_then_serialize_10 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - OUT_LEN= 320 */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_compress_then_serialize_10_fc( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, uint8_t ret[320U]) { uint8_t serialized[320U] = {0U}; for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_portable_compress_0d_28( libcrux_ml_kem_vector_traits_to_unsigned_representative_db( re->coefficients[i0])); uint8_t bytes[20U]; libcrux_ml_kem_vector_portable_serialize_10_0d(coefficient, bytes); Eurydice_slice uu____0 = Eurydice_array_to_subslice2( serialized, (size_t)20U * i0, (size_t)20U * i0 + (size_t)20U, uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)20U, bytes, uint8_t), uint8_t); } memcpy(ret, serialized, (size_t)320U * sizeof(uint8_t)); } /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress.compress with const generics - COEFFICIENT_BITS= 11 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_compress_020( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; int16_t uu____0 = libcrux_ml_kem_vector_portable_compress_compress_ciphertext_coefficient( (uint8_t)(int32_t)11, (uint16_t)v.elements[i0]); v.elements[i0] = uu____0; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress_0d with const generics - COEFFICIENT_BITS= 11 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_0d_280( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_compress_020(v); } /** A monomorphic instance of libcrux_ml_kem.serialize.compress_then_serialize_11 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - OUT_LEN= 320 */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_compress_then_serialize_11_e1( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, uint8_t ret[320U]) { uint8_t serialized[320U] = {0U}; for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_portable_compress_0d_280( libcrux_ml_kem_vector_traits_to_unsigned_representative_db( re->coefficients[i0])); uint8_t bytes[22U]; libcrux_ml_kem_vector_portable_serialize_11_0d(coefficient, bytes); Eurydice_slice uu____0 = Eurydice_array_to_subslice2( serialized, (size_t)22U * i0, (size_t)22U * i0 + (size_t)22U, uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)22U, bytes, uint8_t), uint8_t); } memcpy(ret, serialized, (size_t)320U * sizeof(uint8_t)); } /** A monomorphic instance of libcrux_ml_kem.serialize.compress_then_serialize_ring_element_u with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - COMPRESSION_FACTOR= 10 - OUT_LEN= 320 */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_compress_then_serialize_ring_element_u_5f( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, uint8_t ret[320U]) { uint8_t uu____0[320U]; libcrux_ml_kem_serialize_compress_then_serialize_10_fc(re, uu____0); memcpy(ret, uu____0, (size_t)320U * sizeof(uint8_t)); } /** Call [`compress_then_serialize_ring_element_u`] on each ring element. */ /** A monomorphic instance of libcrux_ml_kem.ind_cpa.compress_then_serialize_u with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - OUT_LEN= 960 - COMPRESSION_FACTOR= 10 - BLOCK_LEN= 320 */ static inline void libcrux_ml_kem_ind_cpa_compress_then_serialize_u_a7( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 input[3U], Eurydice_slice out) { for (size_t i = (size_t)0U; i < Eurydice_slice_len( Eurydice_array_to_slice( (size_t)3U, input, libcrux_ml_kem_polynomial_PolynomialRingElement_f0), libcrux_ml_kem_polynomial_PolynomialRingElement_f0); i++) { size_t i0 = i; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = input[i0]; Eurydice_slice uu____0 = Eurydice_slice_subslice2( out, i0 * ((size_t)960U / (size_t)3U), (i0 + (size_t)1U) * ((size_t)960U / (size_t)3U), uint8_t); uint8_t ret[320U]; libcrux_ml_kem_serialize_compress_then_serialize_ring_element_u_5f(&re, ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)320U, ret, uint8_t), uint8_t); } } /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress.compress with const generics - COEFFICIENT_BITS= 4 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_compress_021( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; int16_t uu____0 = libcrux_ml_kem_vector_portable_compress_compress_ciphertext_coefficient( (uint8_t)(int32_t)4, (uint16_t)v.elements[i0]); v.elements[i0] = uu____0; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress_0d with const generics - COEFFICIENT_BITS= 4 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_0d_281( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_compress_021(v); } /** A monomorphic instance of libcrux_ml_kem.serialize.compress_then_serialize_4 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_compress_then_serialize_4_9a( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re, Eurydice_slice serialized) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_portable_compress_0d_281( libcrux_ml_kem_vector_traits_to_unsigned_representative_db( re.coefficients[i0])); uint8_t bytes[8U]; libcrux_ml_kem_vector_portable_serialize_4_0d(coefficient, bytes); Eurydice_slice_copy( Eurydice_slice_subslice2(serialized, (size_t)8U * i0, (size_t)8U * i0 + (size_t)8U, uint8_t), Eurydice_array_to_slice((size_t)8U, bytes, uint8_t), uint8_t); } } /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress.compress with const generics - COEFFICIENT_BITS= 5 */ static KRML_MUSTINLINE libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_compress_022( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_VECTOR_TRAITS_FIELD_ELEMENTS_IN_VECTOR; i++) { size_t i0 = i; int16_t uu____0 = libcrux_ml_kem_vector_portable_compress_compress_ciphertext_coefficient( (uint8_t)(int32_t)5, (uint16_t)v.elements[i0]); v.elements[i0] = uu____0; } return v; } /** This function found in impl {(libcrux_ml_kem::vector::traits::Operations for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ /** A monomorphic instance of libcrux_ml_kem.vector.portable.compress_0d with const generics - COEFFICIENT_BITS= 5 */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_compress_0d_282( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_compress_compress_022(v); } /** A monomorphic instance of libcrux_ml_kem.serialize.compress_then_serialize_5 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_compress_then_serialize_5_1f( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re, Eurydice_slice serialized) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficients = libcrux_ml_kem_vector_portable_compress_0d_282( libcrux_ml_kem_vector_traits_to_unsigned_representative_db( re.coefficients[i0])); uint8_t bytes[10U]; libcrux_ml_kem_vector_portable_serialize_5_0d(coefficients, bytes); Eurydice_slice_copy( Eurydice_slice_subslice2(serialized, (size_t)10U * i0, (size_t)10U * i0 + (size_t)10U, uint8_t), Eurydice_array_to_slice((size_t)10U, bytes, uint8_t), uint8_t); } } /** A monomorphic instance of libcrux_ml_kem.serialize.compress_then_serialize_ring_element_v with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - COMPRESSION_FACTOR= 4 - OUT_LEN= 128 */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_compress_then_serialize_ring_element_v_4e( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re, Eurydice_slice out) { libcrux_ml_kem_serialize_compress_then_serialize_4_9a(re, out); } /** A monomorphic instance of libcrux_ml_kem.ind_cpa.encrypt with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_LEN= 960 - C2_LEN= 128 - U_COMPRESSION_FACTOR= 10 - V_COMPRESSION_FACTOR= 4 - BLOCK_LEN= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 */ static inline void libcrux_ml_kem_ind_cpa_encrypt_60(Eurydice_slice public_key, uint8_t message[32U], Eurydice_slice randomness, uint8_t ret[1088U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 t_as_ntt[3U]; libcrux_ml_kem_serialize_deserialize_ring_elements_reduced_33( Eurydice_slice_subslice_to(public_key, (size_t)1152U, uint8_t, size_t), t_as_ntt); Eurydice_slice seed = Eurydice_slice_subslice_from(public_key, (size_t)1152U, uint8_t, size_t); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 A[3U][3U]; uint8_t ret0[34U]; libcrux_ml_kem_utils_into_padded_array_ea1(seed, ret0); libcrux_ml_kem_matrix_sample_matrix_A_38(ret0, false, A); uint8_t prf_input[33U]; libcrux_ml_kem_utils_into_padded_array_ea2(randomness, prf_input); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_prf_input0[33U]; memcpy(copy_of_prf_input0, prf_input, (size_t)33U * sizeof(uint8_t)); tuple_b0 uu____1 = libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_fc( copy_of_prf_input0, 0U); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 r_as_ntt[3U]; memcpy( r_as_ntt, uu____1.fst, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); uint8_t domain_separator0 = uu____1.snd; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_prf_input[33U]; memcpy(copy_of_prf_input, prf_input, (size_t)33U * sizeof(uint8_t)); tuple_b0 uu____3 = libcrux_ml_kem_ind_cpa_sample_ring_element_cbd_ac( copy_of_prf_input, domain_separator0); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 error_1[3U]; memcpy( error_1, uu____3.fst, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); uint8_t domain_separator = uu____3.snd; prf_input[32U] = domain_separator; uint8_t prf_output[128U]; libcrux_ml_kem_hash_functions_portable_PRF_f1_ee0( Eurydice_array_to_slice((size_t)33U, prf_input, uint8_t), prf_output); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 error_2 = libcrux_ml_kem_sampling_sample_from_binomial_distribution_c6( Eurydice_array_to_slice((size_t)128U, prf_output, uint8_t)); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 u[3U]; libcrux_ml_kem_matrix_compute_vector_u_59(A, r_as_ntt, error_1, u); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_message[32U]; memcpy(copy_of_message, message, (size_t)32U * sizeof(uint8_t)); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 message_as_ring_element = libcrux_ml_kem_serialize_deserialize_then_decompress_message_0d( copy_of_message); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 v = libcrux_ml_kem_matrix_compute_ring_element_v_54( t_as_ntt, r_as_ntt, &error_2, &message_as_ring_element); uint8_t ciphertext[1088U] = {0U}; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 uu____5[3U]; memcpy( uu____5, u, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); libcrux_ml_kem_ind_cpa_compress_then_serialize_u_a7( uu____5, Eurydice_array_to_subslice2(ciphertext, (size_t)0U, (size_t)960U, uint8_t)); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 uu____6 = v; libcrux_ml_kem_serialize_compress_then_serialize_ring_element_v_4e( uu____6, Eurydice_array_to_subslice_from((size_t)1088U, ciphertext, (size_t)960U, uint8_t, size_t)); memcpy(ret, ciphertext, (size_t)1088U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::variant::Variant for libcrux_ml_kem::variant::MlKem)#1} */ /** A monomorphic instance of libcrux_ml_kem.variant.kdf_d8 with types libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 */ static KRML_MUSTINLINE void libcrux_ml_kem_variant_kdf_d8_41( Eurydice_slice shared_secret, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *_, uint8_t ret[32U]) { uint8_t out[32U] = {0U}; Eurydice_slice_copy(Eurydice_array_to_slice((size_t)32U, out, uint8_t), shared_secret, uint8_t); memcpy(ret, out, (size_t)32U * sizeof(uint8_t)); } /** A monomorphic instance of libcrux_ml_kem.ind_cca.decapsulate with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]], libcrux_ml_kem_variant_MlKem with const generics - K= 3 - SECRET_KEY_SIZE= 2400 - CPA_SECRET_KEY_SIZE= 1152 - PUBLIC_KEY_SIZE= 1184 - CIPHERTEXT_SIZE= 1088 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_SIZE= 960 - C2_SIZE= 128 - VECTOR_U_COMPRESSION_FACTOR= 10 - VECTOR_V_COMPRESSION_FACTOR= 4 - C1_BLOCK_SIZE= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 - IMPLICIT_REJECTION_HASH_INPUT_SIZE= 1120 */ static inline void libcrux_ml_kem_ind_cca_decapsulate_70( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U]) { Eurydice_slice_uint8_t_x2 uu____0 = Eurydice_slice_split_at( Eurydice_array_to_slice((size_t)2400U, private_key->value, uint8_t), (size_t)1152U, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice ind_cpa_secret_key = uu____0.fst; Eurydice_slice secret_key0 = uu____0.snd; Eurydice_slice_uint8_t_x2 uu____1 = Eurydice_slice_split_at( secret_key0, (size_t)1184U, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice ind_cpa_public_key = uu____1.fst; Eurydice_slice secret_key = uu____1.snd; Eurydice_slice_uint8_t_x2 uu____2 = Eurydice_slice_split_at( secret_key, LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice ind_cpa_public_key_hash = uu____2.fst; Eurydice_slice implicit_rejection_value = uu____2.snd; uint8_t decrypted[32U]; libcrux_ml_kem_ind_cpa_decrypt_43(ind_cpa_secret_key, ciphertext->value, decrypted); uint8_t to_hash0[64U]; libcrux_ml_kem_utils_into_padded_array_ea( Eurydice_array_to_slice((size_t)32U, decrypted, uint8_t), to_hash0); Eurydice_slice_copy( Eurydice_array_to_subslice_from( (size_t)64U, to_hash0, LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE, uint8_t, size_t), ind_cpa_public_key_hash, uint8_t); uint8_t hashed[64U]; libcrux_ml_kem_hash_functions_portable_G_f1_e4( Eurydice_array_to_slice((size_t)64U, to_hash0, uint8_t), hashed); Eurydice_slice_uint8_t_x2 uu____3 = Eurydice_slice_split_at( Eurydice_array_to_slice((size_t)64U, hashed, uint8_t), LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice shared_secret0 = uu____3.fst; Eurydice_slice pseudorandomness = uu____3.snd; uint8_t to_hash[1120U]; libcrux_ml_kem_utils_into_padded_array_ea0(implicit_rejection_value, to_hash); Eurydice_slice uu____4 = Eurydice_array_to_subslice_from( (size_t)1120U, to_hash, LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE, uint8_t, size_t); Eurydice_slice_copy(uu____4, libcrux_ml_kem_types_as_ref_00_24(ciphertext), uint8_t); uint8_t implicit_rejection_shared_secret0[32U]; libcrux_ml_kem_hash_functions_portable_PRF_f1_ee( Eurydice_array_to_slice((size_t)1120U, to_hash, uint8_t), implicit_rejection_shared_secret0); Eurydice_slice uu____5 = ind_cpa_public_key; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_decrypted[32U]; memcpy(copy_of_decrypted, decrypted, (size_t)32U * sizeof(uint8_t)); uint8_t expected_ciphertext[1088U]; libcrux_ml_kem_ind_cpa_encrypt_60(uu____5, copy_of_decrypted, pseudorandomness, expected_ciphertext); uint8_t implicit_rejection_shared_secret[32U]; libcrux_ml_kem_variant_kdf_d8_41( Eurydice_array_to_slice((size_t)32U, implicit_rejection_shared_secret0, uint8_t), ciphertext, implicit_rejection_shared_secret); uint8_t shared_secret[32U]; libcrux_ml_kem_variant_kdf_d8_41(shared_secret0, ciphertext, shared_secret); uint8_t ret0[32U]; libcrux_ml_kem_constant_time_ops_compare_ciphertexts_select_shared_secret_in_constant_time( libcrux_ml_kem_types_as_ref_00_24(ciphertext), Eurydice_array_to_slice((size_t)1088U, expected_ciphertext, uint8_t), Eurydice_array_to_slice((size_t)32U, shared_secret, uint8_t), Eurydice_array_to_slice((size_t)32U, implicit_rejection_shared_secret, uint8_t), ret0); memcpy(ret, ret0, (size_t)32U * sizeof(uint8_t)); } /** Portable decapsulate */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.instantiations.portable.decapsulate with const generics - K= 3 - SECRET_KEY_SIZE= 2400 - CPA_SECRET_KEY_SIZE= 1152 - PUBLIC_KEY_SIZE= 1184 - CIPHERTEXT_SIZE= 1088 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_SIZE= 960 - C2_SIZE= 128 - VECTOR_U_COMPRESSION_FACTOR= 10 - VECTOR_V_COMPRESSION_FACTOR= 4 - C1_BLOCK_SIZE= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 - IMPLICIT_REJECTION_HASH_INPUT_SIZE= 1120 */ static inline void libcrux_ml_kem_ind_cca_instantiations_portable_decapsulate_2e( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U]) { libcrux_ml_kem_ind_cca_decapsulate_70(private_key, ciphertext, ret); } /** Decapsulate ML-KEM 768 Generates an [`MlKemSharedSecret`]. The input is a reference to an [`MlKem768PrivateKey`] and an [`MlKem768Ciphertext`]. */ static inline void libcrux_ml_kem_mlkem768_portable_decapsulate( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U]) { libcrux_ml_kem_ind_cca_instantiations_portable_decapsulate_2e( private_key, ciphertext, ret); } /** This function found in impl {(libcrux_ml_kem::variant::Variant for libcrux_ml_kem::variant::MlKem)#1} */ /** A monomorphic instance of libcrux_ml_kem.variant.entropy_preprocess_d8 with types libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_variant_entropy_preprocess_d8_63( Eurydice_slice randomness, uint8_t ret[32U]) { uint8_t out[32U] = {0U}; Eurydice_slice_copy(Eurydice_array_to_slice((size_t)32U, out, uint8_t), randomness, uint8_t); memcpy(ret, out, (size_t)32U * sizeof(uint8_t)); } /** This function found in impl {(libcrux_ml_kem::hash_functions::Hash for libcrux_ml_kem::hash_functions::portable::PortableHash)} */ /** A monomorphic instance of libcrux_ml_kem.hash_functions.portable.H_f1 with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_hash_functions_portable_H_f1_1a( Eurydice_slice input, uint8_t ret[32U]) { libcrux_ml_kem_hash_functions_portable_H(input, ret); } /** A monomorphic instance of libcrux_ml_kem.ind_cca.encapsulate with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]], libcrux_ml_kem_variant_MlKem with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - PUBLIC_KEY_SIZE= 1184 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_SIZE= 960 - C2_SIZE= 128 - VECTOR_U_COMPRESSION_FACTOR= 10 - VECTOR_V_COMPRESSION_FACTOR= 4 - VECTOR_U_BLOCK_LEN= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 */ static inline tuple_3c libcrux_ml_kem_ind_cca_encapsulate_cd( libcrux_ml_kem_types_MlKemPublicKey_15 *public_key, uint8_t randomness[32U]) { uint8_t randomness0[32U]; libcrux_ml_kem_variant_entropy_preprocess_d8_63( Eurydice_array_to_slice((size_t)32U, randomness, uint8_t), randomness0); uint8_t to_hash[64U]; libcrux_ml_kem_utils_into_padded_array_ea( Eurydice_array_to_slice((size_t)32U, randomness0, uint8_t), to_hash); Eurydice_slice uu____0 = Eurydice_array_to_subslice_from( (size_t)64U, to_hash, LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE, uint8_t, size_t); uint8_t ret[32U]; libcrux_ml_kem_hash_functions_portable_H_f1_1a( Eurydice_array_to_slice((size_t)1184U, libcrux_ml_kem_types_as_slice_cb_50(public_key), uint8_t), ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)32U, ret, uint8_t), uint8_t); uint8_t hashed[64U]; libcrux_ml_kem_hash_functions_portable_G_f1_e4( Eurydice_array_to_slice((size_t)64U, to_hash, uint8_t), hashed); Eurydice_slice_uint8_t_x2 uu____1 = Eurydice_slice_split_at( Eurydice_array_to_slice((size_t)64U, hashed, uint8_t), LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice shared_secret = uu____1.fst; Eurydice_slice pseudorandomness = uu____1.snd; Eurydice_slice uu____2 = Eurydice_array_to_slice( (size_t)1184U, libcrux_ml_kem_types_as_slice_cb_50(public_key), uint8_t); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[32U]; memcpy(copy_of_randomness, randomness0, (size_t)32U * sizeof(uint8_t)); uint8_t ciphertext[1088U]; libcrux_ml_kem_ind_cpa_encrypt_60(uu____2, copy_of_randomness, pseudorandomness, ciphertext); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_ciphertext[1088U]; memcpy(copy_of_ciphertext, ciphertext, (size_t)1088U * sizeof(uint8_t)); libcrux_ml_kem_mlkem768_MlKem768Ciphertext ciphertext0 = libcrux_ml_kem_types_from_01_9f(copy_of_ciphertext); uint8_t shared_secret_array[32U]; libcrux_ml_kem_variant_kdf_d8_41(shared_secret, &ciphertext0, shared_secret_array); libcrux_ml_kem_mlkem768_MlKem768Ciphertext uu____5 = ciphertext0; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_shared_secret_array[32U]; memcpy(copy_of_shared_secret_array, shared_secret_array, (size_t)32U * sizeof(uint8_t)); tuple_3c lit; lit.fst = uu____5; memcpy(lit.snd, copy_of_shared_secret_array, (size_t)32U * sizeof(uint8_t)); return lit; } /** A monomorphic instance of libcrux_ml_kem.ind_cca.instantiations.portable.encapsulate with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - PUBLIC_KEY_SIZE= 1184 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_SIZE= 960 - C2_SIZE= 128 - VECTOR_U_COMPRESSION_FACTOR= 10 - VECTOR_V_COMPRESSION_FACTOR= 4 - VECTOR_U_BLOCK_LEN= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 */ static inline tuple_3c libcrux_ml_kem_ind_cca_instantiations_portable_encapsulate_c6( libcrux_ml_kem_types_MlKemPublicKey_15 *public_key, uint8_t randomness[32U]) { libcrux_ml_kem_types_MlKemPublicKey_15 *uu____0 = public_key; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[32U]; memcpy(copy_of_randomness, randomness, (size_t)32U * sizeof(uint8_t)); return libcrux_ml_kem_ind_cca_encapsulate_cd(uu____0, copy_of_randomness); } /** Encapsulate ML-KEM 768 Generates an ([`MlKem768Ciphertext`], [`MlKemSharedSecret`]) tuple. The input is a reference to an [`MlKem768PublicKey`] and [`SHARED_SECRET_SIZE`] bytes of `randomness`. */ static inline tuple_3c libcrux_ml_kem_mlkem768_portable_encapsulate( libcrux_ml_kem_types_MlKemPublicKey_15 *public_key, uint8_t randomness[32U]) { libcrux_ml_kem_types_MlKemPublicKey_15 *uu____0 = public_key; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[32U]; memcpy(copy_of_randomness, randomness, (size_t)32U * sizeof(uint8_t)); return libcrux_ml_kem_ind_cca_instantiations_portable_encapsulate_c6( uu____0, copy_of_randomness); } /** This function found in impl {(libcrux_ml_kem::variant::Variant for libcrux_ml_kem::variant::MlKem)#1} */ /** A monomorphic instance of libcrux_ml_kem.variant.cpa_keygen_seed_d8 with types libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_variant_cpa_keygen_seed_d8_0e( Eurydice_slice key_generation_seed, uint8_t ret[64U]) { uint8_t seed[33U] = {0U}; Eurydice_slice_copy( Eurydice_array_to_subslice2( seed, (size_t)0U, LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE, uint8_t), key_generation_seed, uint8_t); seed[LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE] = (uint8_t)(size_t)3U; uint8_t ret0[64U]; libcrux_ml_kem_hash_functions_portable_G_f1_e4( Eurydice_array_to_slice((size_t)33U, seed, uint8_t), ret0); memcpy(ret, ret0, (size_t)64U * sizeof(uint8_t)); } /** A monomorphic instance of libcrux_ml_kem.matrix.compute_As_plus_e.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_matrix_compute_As_plus_e_closure_87(size_t _i) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** A monomorphic instance of libcrux_ml_kem.vector.traits.to_standard_domain with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_traits_to_standard_domain_59( libcrux_ml_kem_vector_portable_vector_type_PortableVector v) { return libcrux_ml_kem_vector_portable_montgomery_multiply_by_constant_0d( v, LIBCRUX_ML_KEM_VECTOR_TRAITS_MONTGOMERY_R_SQUARED_MOD_FIELD_MODULUS); } /** This function found in impl {libcrux_ml_kem::polynomial::PolynomialRingElement[TraitClause@0]} */ /** A monomorphic instance of libcrux_ml_kem.polynomial.add_standard_error_reduce_89 with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_polynomial_add_standard_error_reduce_89_03( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *self, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *error) { for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t j = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient_normal_form = libcrux_ml_kem_vector_traits_to_standard_domain_59( self->coefficients[j]); libcrux_ml_kem_vector_portable_vector_type_PortableVector uu____0 = libcrux_ml_kem_vector_portable_barrett_reduce_0d( libcrux_ml_kem_vector_portable_add_0d(coefficient_normal_form, &error->coefficients[j])); self->coefficients[j] = uu____0; } } /** Compute  ◦ ŝ + ê */ /** A monomorphic instance of libcrux_ml_kem.matrix.compute_As_plus_e with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_matrix_compute_As_plus_e_60( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 (*matrix_A)[3U], libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *s_as_ntt, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *error_as_ntt, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 result[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { result[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } for (size_t i0 = (size_t)0U; i0 < Eurydice_slice_len( Eurydice_array_to_slice( (size_t)3U, matrix_A, libcrux_ml_kem_polynomial_PolynomialRingElement_f0[3U]), libcrux_ml_kem_polynomial_PolynomialRingElement_f0[3U]); i0++) { size_t i1 = i0; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *row = matrix_A[i1]; for (size_t i = (size_t)0U; i < Eurydice_slice_len( Eurydice_array_to_slice( (size_t)3U, row, libcrux_ml_kem_polynomial_PolynomialRingElement_f0), libcrux_ml_kem_polynomial_PolynomialRingElement_f0); i++) { size_t j = i; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *matrix_element = &row[j]; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 product = libcrux_ml_kem_polynomial_ntt_multiply_89_2a(matrix_element, &s_as_ntt[j]); libcrux_ml_kem_polynomial_add_to_ring_element_89_84(&result[i1], &product); } libcrux_ml_kem_polynomial_add_standard_error_reduce_89_03( &result[i1], &error_as_ntt[i1]); } memcpy( ret, result, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); } /** A monomorphic instance of libcrux_ml_kem.serialize.serialize_uncompressed_ring_element with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_serialize_uncompressed_ring_element_5b( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *re, uint8_t ret[384U]) { uint8_t serialized[384U] = {0U}; for (size_t i = (size_t)0U; i < LIBCRUX_ML_KEM_POLYNOMIAL_VECTORS_IN_RING_ELEMENT; i++) { size_t i0 = i; libcrux_ml_kem_vector_portable_vector_type_PortableVector coefficient = libcrux_ml_kem_vector_traits_to_unsigned_representative_db( re->coefficients[i0]); uint8_t bytes[24U]; libcrux_ml_kem_vector_portable_serialize_12_0d(coefficient, bytes); Eurydice_slice uu____0 = Eurydice_array_to_subslice2( serialized, (size_t)24U * i0, (size_t)24U * i0 + (size_t)24U, uint8_t); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)24U, bytes, uint8_t), uint8_t); } memcpy(ret, serialized, (size_t)384U * sizeof(uint8_t)); } /** Call [`serialize_uncompressed_ring_element`] for each ring element. */ /** A monomorphic instance of libcrux_ml_kem.ind_cpa.serialize_secret_key with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - OUT_LEN= 1152 */ static KRML_MUSTINLINE void libcrux_ml_kem_ind_cpa_serialize_secret_key_b5( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *key, uint8_t ret[1152U]) { uint8_t out[1152U] = {0U}; for (size_t i = (size_t)0U; i < Eurydice_slice_len( Eurydice_array_to_slice( (size_t)3U, key, libcrux_ml_kem_polynomial_PolynomialRingElement_f0), libcrux_ml_kem_polynomial_PolynomialRingElement_f0); i++) { size_t i0 = i; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 re = key[i0]; Eurydice_slice uu____0 = Eurydice_array_to_subslice2( out, i0 * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, (i0 + (size_t)1U) * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, uint8_t); uint8_t ret0[384U]; libcrux_ml_kem_serialize_serialize_uncompressed_ring_element_5b(&re, ret0); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)384U, ret0, uint8_t), uint8_t); } memcpy(ret, out, (size_t)1152U * sizeof(uint8_t)); } /** Concatenate `t` and `ρ` into the public key. */ /** A monomorphic instance of libcrux_ml_kem.ind_cpa.serialize_public_key with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - RANKED_BYTES_PER_RING_ELEMENT= 1152 - PUBLIC_KEY_SIZE= 1184 */ static KRML_MUSTINLINE void libcrux_ml_kem_ind_cpa_serialize_public_key_79( libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *t_as_ntt, Eurydice_slice seed_for_a, uint8_t ret[1184U]) { uint8_t public_key_serialized[1184U] = {0U}; Eurydice_slice uu____0 = Eurydice_array_to_subslice2( public_key_serialized, (size_t)0U, (size_t)1152U, uint8_t); uint8_t ret0[1152U]; libcrux_ml_kem_ind_cpa_serialize_secret_key_b5(t_as_ntt, ret0); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)1152U, ret0, uint8_t), uint8_t); Eurydice_slice_copy( Eurydice_array_to_subslice_from((size_t)1184U, public_key_serialized, (size_t)1152U, uint8_t, size_t), seed_for_a, uint8_t); memcpy(ret, public_key_serialized, (size_t)1184U * sizeof(uint8_t)); } /** A monomorphic instance of libcrux_ml_kem.ind_cpa.generate_keypair with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]], libcrux_ml_kem_variant_MlKem with const generics - K= 3 - PRIVATE_KEY_SIZE= 1152 - PUBLIC_KEY_SIZE= 1184 - RANKED_BYTES_PER_RING_ELEMENT= 1152 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 */ static inline libcrux_ml_kem_utils_extraction_helper_Keypair768 libcrux_ml_kem_ind_cpa_generate_keypair_fc(Eurydice_slice key_generation_seed) { uint8_t hashed[64U]; libcrux_ml_kem_variant_cpa_keygen_seed_d8_0e(key_generation_seed, hashed); Eurydice_slice_uint8_t_x2 uu____0 = Eurydice_slice_split_at( Eurydice_array_to_slice((size_t)64U, hashed, uint8_t), (size_t)32U, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice seed_for_A0 = uu____0.fst; Eurydice_slice seed_for_secret_and_error = uu____0.snd; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 A_transpose[3U][3U]; uint8_t ret[34U]; libcrux_ml_kem_utils_into_padded_array_ea1(seed_for_A0, ret); libcrux_ml_kem_matrix_sample_matrix_A_38(ret, true, A_transpose); uint8_t prf_input[33U]; libcrux_ml_kem_utils_into_padded_array_ea2(seed_for_secret_and_error, prf_input); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_prf_input0[33U]; memcpy(copy_of_prf_input0, prf_input, (size_t)33U * sizeof(uint8_t)); tuple_b0 uu____2 = libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_fc( copy_of_prf_input0, 0U); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 secret_as_ntt[3U]; memcpy( secret_as_ntt, uu____2.fst, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); uint8_t domain_separator = uu____2.snd; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_prf_input[33U]; memcpy(copy_of_prf_input, prf_input, (size_t)33U * sizeof(uint8_t)); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 error_as_ntt[3U]; memcpy( error_as_ntt, libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_fc(copy_of_prf_input, domain_separator) .fst, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 t_as_ntt[3U]; libcrux_ml_kem_matrix_compute_As_plus_e_60(A_transpose, secret_as_ntt, error_as_ntt, t_as_ntt); uint8_t seed_for_A[32U]; Result_00 dst; Eurydice_slice_to_array2(&dst, seed_for_A0, Eurydice_slice, uint8_t[32U]); unwrap_41_83(dst, seed_for_A); uint8_t public_key_serialized[1184U]; libcrux_ml_kem_ind_cpa_serialize_public_key_79( t_as_ntt, Eurydice_array_to_slice((size_t)32U, seed_for_A, uint8_t), public_key_serialized); uint8_t secret_key_serialized[1152U]; libcrux_ml_kem_ind_cpa_serialize_secret_key_b5(secret_as_ntt, secret_key_serialized); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_secret_key_serialized[1152U]; memcpy(copy_of_secret_key_serialized, secret_key_serialized, (size_t)1152U * sizeof(uint8_t)); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_public_key_serialized[1184U]; memcpy(copy_of_public_key_serialized, public_key_serialized, (size_t)1184U * sizeof(uint8_t)); libcrux_ml_kem_utils_extraction_helper_Keypair768 lit; memcpy(lit.fst, copy_of_secret_key_serialized, (size_t)1152U * sizeof(uint8_t)); memcpy(lit.snd, copy_of_public_key_serialized, (size_t)1184U * sizeof(uint8_t)); return lit; } /** Serialize the secret key. */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.serialize_kem_secret_key with types libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - SERIALIZED_KEY_LEN= 2400 */ static KRML_MUSTINLINE void libcrux_ml_kem_ind_cca_serialize_kem_secret_key_48( Eurydice_slice private_key, Eurydice_slice public_key, Eurydice_slice implicit_rejection_value, uint8_t ret[2400U]) { uint8_t out[2400U] = {0U}; size_t pointer = (size_t)0U; uint8_t *uu____0 = out; size_t uu____1 = pointer; size_t uu____2 = pointer; Eurydice_slice_copy( Eurydice_array_to_subslice2( uu____0, uu____1, uu____2 + Eurydice_slice_len(private_key, uint8_t), uint8_t), private_key, uint8_t); pointer = pointer + Eurydice_slice_len(private_key, uint8_t); uint8_t *uu____3 = out; size_t uu____4 = pointer; size_t uu____5 = pointer; Eurydice_slice_copy( Eurydice_array_to_subslice2( uu____3, uu____4, uu____5 + Eurydice_slice_len(public_key, uint8_t), uint8_t), public_key, uint8_t); pointer = pointer + Eurydice_slice_len(public_key, uint8_t); Eurydice_slice uu____6 = Eurydice_array_to_subslice2( out, pointer, pointer + LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE, uint8_t); uint8_t ret0[32U]; libcrux_ml_kem_hash_functions_portable_H_f1_1a(public_key, ret0); Eurydice_slice_copy( uu____6, Eurydice_array_to_slice((size_t)32U, ret0, uint8_t), uint8_t); pointer = pointer + LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE; uint8_t *uu____7 = out; size_t uu____8 = pointer; size_t uu____9 = pointer; Eurydice_slice_copy( Eurydice_array_to_subslice2( uu____7, uu____8, uu____9 + Eurydice_slice_len(implicit_rejection_value, uint8_t), uint8_t), implicit_rejection_value, uint8_t); memcpy(ret, out, (size_t)2400U * sizeof(uint8_t)); } /** Packed API Generate a key pair. Depending on the `Vector` and `Hasher` used, this requires different hardware features */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.generate_keypair with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]], libcrux_ml_kem_variant_MlKem with const generics - K= 3 - CPA_PRIVATE_KEY_SIZE= 1152 - PRIVATE_KEY_SIZE= 2400 - PUBLIC_KEY_SIZE= 1184 - BYTES_PER_RING_ELEMENT= 1152 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 */ static inline libcrux_ml_kem_mlkem768_MlKem768KeyPair libcrux_ml_kem_ind_cca_generate_keypair_8c(uint8_t randomness[64U]) { Eurydice_slice ind_cpa_keypair_randomness = Eurydice_array_to_subslice2( randomness, (size_t)0U, LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE, uint8_t); Eurydice_slice implicit_rejection_value = Eurydice_array_to_subslice_from( (size_t)64U, randomness, LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE, uint8_t, size_t); libcrux_ml_kem_utils_extraction_helper_Keypair768 uu____0 = libcrux_ml_kem_ind_cpa_generate_keypair_fc(ind_cpa_keypair_randomness); uint8_t ind_cpa_private_key[1152U]; memcpy(ind_cpa_private_key, uu____0.fst, (size_t)1152U * sizeof(uint8_t)); uint8_t public_key[1184U]; memcpy(public_key, uu____0.snd, (size_t)1184U * sizeof(uint8_t)); uint8_t secret_key_serialized[2400U]; libcrux_ml_kem_ind_cca_serialize_kem_secret_key_48( Eurydice_array_to_slice((size_t)1152U, ind_cpa_private_key, uint8_t), Eurydice_array_to_slice((size_t)1184U, public_key, uint8_t), implicit_rejection_value, secret_key_serialized); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_secret_key_serialized[2400U]; memcpy(copy_of_secret_key_serialized, secret_key_serialized, (size_t)2400U * sizeof(uint8_t)); libcrux_ml_kem_types_MlKemPrivateKey_55 private_key = libcrux_ml_kem_types_from_05_f2(copy_of_secret_key_serialized); libcrux_ml_kem_types_MlKemPrivateKey_55 uu____2 = private_key; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_public_key[1184U]; memcpy(copy_of_public_key, public_key, (size_t)1184U * sizeof(uint8_t)); return libcrux_ml_kem_types_from_17_35( uu____2, libcrux_ml_kem_types_from_b6_da(copy_of_public_key)); } /** Portable generate key pair. */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.instantiations.portable.generate_keypair with const generics - K= 3 - CPA_PRIVATE_KEY_SIZE= 1152 - PRIVATE_KEY_SIZE= 2400 - PUBLIC_KEY_SIZE= 1184 - BYTES_PER_RING_ELEMENT= 1152 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 */ static inline libcrux_ml_kem_mlkem768_MlKem768KeyPair libcrux_ml_kem_ind_cca_instantiations_portable_generate_keypair_d5( uint8_t randomness[64U]) { /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[64U]; memcpy(copy_of_randomness, randomness, (size_t)64U * sizeof(uint8_t)); return libcrux_ml_kem_ind_cca_generate_keypair_8c(copy_of_randomness); } /** Generate ML-KEM 768 Key Pair */ static inline libcrux_ml_kem_mlkem768_MlKem768KeyPair libcrux_ml_kem_mlkem768_portable_generate_key_pair(uint8_t randomness[64U]) { /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[64U]; memcpy(copy_of_randomness, randomness, (size_t)64U * sizeof(uint8_t)); return libcrux_ml_kem_ind_cca_instantiations_portable_generate_keypair_d5( copy_of_randomness); } /** This function found in impl {(libcrux_ml_kem::variant::Variant for libcrux_ml_kem::variant::Kyber)} */ /** A monomorphic instance of libcrux_ml_kem.variant.kdf_33 with types libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 */ static KRML_MUSTINLINE void libcrux_ml_kem_variant_kdf_33_f0( Eurydice_slice shared_secret, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U]) { uint8_t kdf_input[64U]; libcrux_ml_kem_utils_into_padded_array_ea(shared_secret, kdf_input); Eurydice_slice uu____0 = Eurydice_array_to_subslice_from( (size_t)64U, kdf_input, LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE, uint8_t, size_t); uint8_t ret0[32U]; libcrux_ml_kem_hash_functions_portable_H_f1_1a( Eurydice_array_to_slice((size_t)1088U, libcrux_ml_kem_types_as_slice_d4_1d(ciphertext), uint8_t), ret0); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)32U, ret0, uint8_t), uint8_t); uint8_t ret1[32U]; libcrux_ml_kem_hash_functions_portable_PRF_f1_ee( Eurydice_array_to_slice((size_t)64U, kdf_input, uint8_t), ret1); memcpy(ret, ret1, (size_t)32U * sizeof(uint8_t)); } /** A monomorphic instance of libcrux_ml_kem.ind_cca.decapsulate with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]], libcrux_ml_kem_variant_Kyber with const generics - K= 3 - SECRET_KEY_SIZE= 2400 - CPA_SECRET_KEY_SIZE= 1152 - PUBLIC_KEY_SIZE= 1184 - CIPHERTEXT_SIZE= 1088 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_SIZE= 960 - C2_SIZE= 128 - VECTOR_U_COMPRESSION_FACTOR= 10 - VECTOR_V_COMPRESSION_FACTOR= 4 - C1_BLOCK_SIZE= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 - IMPLICIT_REJECTION_HASH_INPUT_SIZE= 1120 */ static inline void libcrux_ml_kem_ind_cca_decapsulate_700( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U]) { Eurydice_slice_uint8_t_x2 uu____0 = Eurydice_slice_split_at( Eurydice_array_to_slice((size_t)2400U, private_key->value, uint8_t), (size_t)1152U, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice ind_cpa_secret_key = uu____0.fst; Eurydice_slice secret_key0 = uu____0.snd; Eurydice_slice_uint8_t_x2 uu____1 = Eurydice_slice_split_at( secret_key0, (size_t)1184U, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice ind_cpa_public_key = uu____1.fst; Eurydice_slice secret_key = uu____1.snd; Eurydice_slice_uint8_t_x2 uu____2 = Eurydice_slice_split_at( secret_key, LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice ind_cpa_public_key_hash = uu____2.fst; Eurydice_slice implicit_rejection_value = uu____2.snd; uint8_t decrypted[32U]; libcrux_ml_kem_ind_cpa_decrypt_43(ind_cpa_secret_key, ciphertext->value, decrypted); uint8_t to_hash0[64U]; libcrux_ml_kem_utils_into_padded_array_ea( Eurydice_array_to_slice((size_t)32U, decrypted, uint8_t), to_hash0); Eurydice_slice_copy( Eurydice_array_to_subslice_from( (size_t)64U, to_hash0, LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE, uint8_t, size_t), ind_cpa_public_key_hash, uint8_t); uint8_t hashed[64U]; libcrux_ml_kem_hash_functions_portable_G_f1_e4( Eurydice_array_to_slice((size_t)64U, to_hash0, uint8_t), hashed); Eurydice_slice_uint8_t_x2 uu____3 = Eurydice_slice_split_at( Eurydice_array_to_slice((size_t)64U, hashed, uint8_t), LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice shared_secret0 = uu____3.fst; Eurydice_slice pseudorandomness = uu____3.snd; uint8_t to_hash[1120U]; libcrux_ml_kem_utils_into_padded_array_ea0(implicit_rejection_value, to_hash); Eurydice_slice uu____4 = Eurydice_array_to_subslice_from( (size_t)1120U, to_hash, LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE, uint8_t, size_t); Eurydice_slice_copy(uu____4, libcrux_ml_kem_types_as_ref_00_24(ciphertext), uint8_t); uint8_t implicit_rejection_shared_secret0[32U]; libcrux_ml_kem_hash_functions_portable_PRF_f1_ee( Eurydice_array_to_slice((size_t)1120U, to_hash, uint8_t), implicit_rejection_shared_secret0); Eurydice_slice uu____5 = ind_cpa_public_key; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_decrypted[32U]; memcpy(copy_of_decrypted, decrypted, (size_t)32U * sizeof(uint8_t)); uint8_t expected_ciphertext[1088U]; libcrux_ml_kem_ind_cpa_encrypt_60(uu____5, copy_of_decrypted, pseudorandomness, expected_ciphertext); uint8_t implicit_rejection_shared_secret[32U]; libcrux_ml_kem_variant_kdf_33_f0( Eurydice_array_to_slice((size_t)32U, implicit_rejection_shared_secret0, uint8_t), ciphertext, implicit_rejection_shared_secret); uint8_t shared_secret[32U]; libcrux_ml_kem_variant_kdf_33_f0(shared_secret0, ciphertext, shared_secret); uint8_t ret0[32U]; libcrux_ml_kem_constant_time_ops_compare_ciphertexts_select_shared_secret_in_constant_time( libcrux_ml_kem_types_as_ref_00_24(ciphertext), Eurydice_array_to_slice((size_t)1088U, expected_ciphertext, uint8_t), Eurydice_array_to_slice((size_t)32U, shared_secret, uint8_t), Eurydice_array_to_slice((size_t)32U, implicit_rejection_shared_secret, uint8_t), ret0); memcpy(ret, ret0, (size_t)32U * sizeof(uint8_t)); } /** Portable decapsulate */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.instantiations.portable.kyber_decapsulate with const generics - K= 3 - SECRET_KEY_SIZE= 2400 - CPA_SECRET_KEY_SIZE= 1152 - PUBLIC_KEY_SIZE= 1184 - CIPHERTEXT_SIZE= 1088 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_SIZE= 960 - C2_SIZE= 128 - VECTOR_U_COMPRESSION_FACTOR= 10 - VECTOR_V_COMPRESSION_FACTOR= 4 - C1_BLOCK_SIZE= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 - IMPLICIT_REJECTION_HASH_INPUT_SIZE= 1120 */ static inline void libcrux_ml_kem_ind_cca_instantiations_portable_kyber_decapsulate_fc( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U]) { libcrux_ml_kem_ind_cca_decapsulate_700(private_key, ciphertext, ret); } /** Decapsulate Kyber 768 Generates an [`MlKemSharedSecret`]. The input is a reference to an [`MlKem768PrivateKey`] and an [`MlKem768Ciphertext`]. */ static inline void libcrux_ml_kem_mlkem768_portable_kyber_decapsulate( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U]) { libcrux_ml_kem_ind_cca_instantiations_portable_kyber_decapsulate_fc( private_key, ciphertext, ret); } /** This function found in impl {(libcrux_ml_kem::variant::Variant for libcrux_ml_kem::variant::Kyber)} */ /** A monomorphic instance of libcrux_ml_kem.variant.entropy_preprocess_33 with types libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_variant_entropy_preprocess_33_8a( Eurydice_slice randomness, uint8_t ret[32U]) { libcrux_ml_kem_hash_functions_portable_H_f1_1a(randomness, ret); } /** A monomorphic instance of libcrux_ml_kem.ind_cca.encapsulate with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]], libcrux_ml_kem_variant_Kyber with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - PUBLIC_KEY_SIZE= 1184 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_SIZE= 960 - C2_SIZE= 128 - VECTOR_U_COMPRESSION_FACTOR= 10 - VECTOR_V_COMPRESSION_FACTOR= 4 - VECTOR_U_BLOCK_LEN= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 */ static inline tuple_3c libcrux_ml_kem_ind_cca_encapsulate_cd0( libcrux_ml_kem_types_MlKemPublicKey_15 *public_key, uint8_t randomness[32U]) { uint8_t randomness0[32U]; libcrux_ml_kem_variant_entropy_preprocess_33_8a( Eurydice_array_to_slice((size_t)32U, randomness, uint8_t), randomness0); uint8_t to_hash[64U]; libcrux_ml_kem_utils_into_padded_array_ea( Eurydice_array_to_slice((size_t)32U, randomness0, uint8_t), to_hash); Eurydice_slice uu____0 = Eurydice_array_to_subslice_from( (size_t)64U, to_hash, LIBCRUX_ML_KEM_CONSTANTS_H_DIGEST_SIZE, uint8_t, size_t); uint8_t ret[32U]; libcrux_ml_kem_hash_functions_portable_H_f1_1a( Eurydice_array_to_slice((size_t)1184U, libcrux_ml_kem_types_as_slice_cb_50(public_key), uint8_t), ret); Eurydice_slice_copy( uu____0, Eurydice_array_to_slice((size_t)32U, ret, uint8_t), uint8_t); uint8_t hashed[64U]; libcrux_ml_kem_hash_functions_portable_G_f1_e4( Eurydice_array_to_slice((size_t)64U, to_hash, uint8_t), hashed); Eurydice_slice_uint8_t_x2 uu____1 = Eurydice_slice_split_at( Eurydice_array_to_slice((size_t)64U, hashed, uint8_t), LIBCRUX_ML_KEM_CONSTANTS_SHARED_SECRET_SIZE, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice shared_secret = uu____1.fst; Eurydice_slice pseudorandomness = uu____1.snd; Eurydice_slice uu____2 = Eurydice_array_to_slice( (size_t)1184U, libcrux_ml_kem_types_as_slice_cb_50(public_key), uint8_t); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[32U]; memcpy(copy_of_randomness, randomness0, (size_t)32U * sizeof(uint8_t)); uint8_t ciphertext[1088U]; libcrux_ml_kem_ind_cpa_encrypt_60(uu____2, copy_of_randomness, pseudorandomness, ciphertext); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_ciphertext[1088U]; memcpy(copy_of_ciphertext, ciphertext, (size_t)1088U * sizeof(uint8_t)); libcrux_ml_kem_mlkem768_MlKem768Ciphertext ciphertext0 = libcrux_ml_kem_types_from_01_9f(copy_of_ciphertext); uint8_t shared_secret_array[32U]; libcrux_ml_kem_variant_kdf_33_f0(shared_secret, &ciphertext0, shared_secret_array); libcrux_ml_kem_mlkem768_MlKem768Ciphertext uu____5 = ciphertext0; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_shared_secret_array[32U]; memcpy(copy_of_shared_secret_array, shared_secret_array, (size_t)32U * sizeof(uint8_t)); tuple_3c lit; lit.fst = uu____5; memcpy(lit.snd, copy_of_shared_secret_array, (size_t)32U * sizeof(uint8_t)); return lit; } /** Portable encapsulate */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.instantiations.portable.kyber_encapsulate with const generics - K= 3 - CIPHERTEXT_SIZE= 1088 - PUBLIC_KEY_SIZE= 1184 - T_AS_NTT_ENCODED_SIZE= 1152 - C1_SIZE= 960 - C2_SIZE= 128 - VECTOR_U_COMPRESSION_FACTOR= 10 - VECTOR_V_COMPRESSION_FACTOR= 4 - VECTOR_U_BLOCK_LEN= 320 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 - ETA2= 2 - ETA2_RANDOMNESS_SIZE= 128 */ static inline tuple_3c libcrux_ml_kem_ind_cca_instantiations_portable_kyber_encapsulate_7a( libcrux_ml_kem_types_MlKemPublicKey_15 *public_key, uint8_t randomness[32U]) { libcrux_ml_kem_types_MlKemPublicKey_15 *uu____0 = public_key; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[32U]; memcpy(copy_of_randomness, randomness, (size_t)32U * sizeof(uint8_t)); return libcrux_ml_kem_ind_cca_encapsulate_cd0(uu____0, copy_of_randomness); } /** Encapsulate Kyber 768 Generates an ([`MlKem768Ciphertext`], [`MlKemSharedSecret`]) tuple. The input is a reference to an [`MlKem768PublicKey`] and [`SHARED_SECRET_SIZE`] bytes of `randomness`. */ static inline tuple_3c libcrux_ml_kem_mlkem768_portable_kyber_encapsulate( libcrux_ml_kem_types_MlKemPublicKey_15 *public_key, uint8_t randomness[32U]) { libcrux_ml_kem_types_MlKemPublicKey_15 *uu____0 = public_key; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[32U]; memcpy(copy_of_randomness, randomness, (size_t)32U * sizeof(uint8_t)); return libcrux_ml_kem_ind_cca_instantiations_portable_kyber_encapsulate_7a( uu____0, copy_of_randomness); } /** This function found in impl {(libcrux_ml_kem::variant::Variant for libcrux_ml_kem::variant::Kyber)} */ /** A monomorphic instance of libcrux_ml_kem.variant.cpa_keygen_seed_33 with types libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_variant_cpa_keygen_seed_33_b6( Eurydice_slice key_generation_seed, uint8_t ret[64U]) { libcrux_ml_kem_hash_functions_portable_G_f1_e4(key_generation_seed, ret); } /** A monomorphic instance of libcrux_ml_kem.ind_cpa.generate_keypair with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]], libcrux_ml_kem_variant_Kyber with const generics - K= 3 - PRIVATE_KEY_SIZE= 1152 - PUBLIC_KEY_SIZE= 1184 - RANKED_BYTES_PER_RING_ELEMENT= 1152 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 */ static inline libcrux_ml_kem_utils_extraction_helper_Keypair768 libcrux_ml_kem_ind_cpa_generate_keypair_fc0( Eurydice_slice key_generation_seed) { uint8_t hashed[64U]; libcrux_ml_kem_variant_cpa_keygen_seed_33_b6(key_generation_seed, hashed); Eurydice_slice_uint8_t_x2 uu____0 = Eurydice_slice_split_at( Eurydice_array_to_slice((size_t)64U, hashed, uint8_t), (size_t)32U, uint8_t, Eurydice_slice_uint8_t_x2); Eurydice_slice seed_for_A0 = uu____0.fst; Eurydice_slice seed_for_secret_and_error = uu____0.snd; libcrux_ml_kem_polynomial_PolynomialRingElement_f0 A_transpose[3U][3U]; uint8_t ret[34U]; libcrux_ml_kem_utils_into_padded_array_ea1(seed_for_A0, ret); libcrux_ml_kem_matrix_sample_matrix_A_38(ret, true, A_transpose); uint8_t prf_input[33U]; libcrux_ml_kem_utils_into_padded_array_ea2(seed_for_secret_and_error, prf_input); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_prf_input0[33U]; memcpy(copy_of_prf_input0, prf_input, (size_t)33U * sizeof(uint8_t)); tuple_b0 uu____2 = libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_fc( copy_of_prf_input0, 0U); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 secret_as_ntt[3U]; memcpy( secret_as_ntt, uu____2.fst, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); uint8_t domain_separator = uu____2.snd; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_prf_input[33U]; memcpy(copy_of_prf_input, prf_input, (size_t)33U * sizeof(uint8_t)); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 error_as_ntt[3U]; memcpy( error_as_ntt, libcrux_ml_kem_ind_cpa_sample_vector_cbd_then_ntt_fc(copy_of_prf_input, domain_separator) .fst, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 t_as_ntt[3U]; libcrux_ml_kem_matrix_compute_As_plus_e_60(A_transpose, secret_as_ntt, error_as_ntt, t_as_ntt); uint8_t seed_for_A[32U]; Result_00 dst; Eurydice_slice_to_array2(&dst, seed_for_A0, Eurydice_slice, uint8_t[32U]); unwrap_41_83(dst, seed_for_A); uint8_t public_key_serialized[1184U]; libcrux_ml_kem_ind_cpa_serialize_public_key_79( t_as_ntt, Eurydice_array_to_slice((size_t)32U, seed_for_A, uint8_t), public_key_serialized); uint8_t secret_key_serialized[1152U]; libcrux_ml_kem_ind_cpa_serialize_secret_key_b5(secret_as_ntt, secret_key_serialized); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_secret_key_serialized[1152U]; memcpy(copy_of_secret_key_serialized, secret_key_serialized, (size_t)1152U * sizeof(uint8_t)); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_public_key_serialized[1184U]; memcpy(copy_of_public_key_serialized, public_key_serialized, (size_t)1184U * sizeof(uint8_t)); libcrux_ml_kem_utils_extraction_helper_Keypair768 lit; memcpy(lit.fst, copy_of_secret_key_serialized, (size_t)1152U * sizeof(uint8_t)); memcpy(lit.snd, copy_of_public_key_serialized, (size_t)1184U * sizeof(uint8_t)); return lit; } /** Packed API Generate a key pair. Depending on the `Vector` and `Hasher` used, this requires different hardware features */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.generate_keypair with types libcrux_ml_kem_vector_portable_vector_type_PortableVector, libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]], libcrux_ml_kem_variant_Kyber with const generics - K= 3 - CPA_PRIVATE_KEY_SIZE= 1152 - PRIVATE_KEY_SIZE= 2400 - PUBLIC_KEY_SIZE= 1184 - BYTES_PER_RING_ELEMENT= 1152 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 */ static inline libcrux_ml_kem_mlkem768_MlKem768KeyPair libcrux_ml_kem_ind_cca_generate_keypair_8c0(uint8_t randomness[64U]) { Eurydice_slice ind_cpa_keypair_randomness = Eurydice_array_to_subslice2( randomness, (size_t)0U, LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE, uint8_t); Eurydice_slice implicit_rejection_value = Eurydice_array_to_subslice_from( (size_t)64U, randomness, LIBCRUX_ML_KEM_CONSTANTS_CPA_PKE_KEY_GENERATION_SEED_SIZE, uint8_t, size_t); libcrux_ml_kem_utils_extraction_helper_Keypair768 uu____0 = libcrux_ml_kem_ind_cpa_generate_keypair_fc0(ind_cpa_keypair_randomness); uint8_t ind_cpa_private_key[1152U]; memcpy(ind_cpa_private_key, uu____0.fst, (size_t)1152U * sizeof(uint8_t)); uint8_t public_key[1184U]; memcpy(public_key, uu____0.snd, (size_t)1184U * sizeof(uint8_t)); uint8_t secret_key_serialized[2400U]; libcrux_ml_kem_ind_cca_serialize_kem_secret_key_48( Eurydice_array_to_slice((size_t)1152U, ind_cpa_private_key, uint8_t), Eurydice_array_to_slice((size_t)1184U, public_key, uint8_t), implicit_rejection_value, secret_key_serialized); /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_secret_key_serialized[2400U]; memcpy(copy_of_secret_key_serialized, secret_key_serialized, (size_t)2400U * sizeof(uint8_t)); libcrux_ml_kem_types_MlKemPrivateKey_55 private_key = libcrux_ml_kem_types_from_05_f2(copy_of_secret_key_serialized); libcrux_ml_kem_types_MlKemPrivateKey_55 uu____2 = private_key; /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_public_key[1184U]; memcpy(copy_of_public_key, public_key, (size_t)1184U * sizeof(uint8_t)); return libcrux_ml_kem_types_from_17_35( uu____2, libcrux_ml_kem_types_from_b6_da(copy_of_public_key)); } /** A monomorphic instance of libcrux_ml_kem.ind_cca.instantiations.portable.kyber_generate_keypair with const generics - K= 3 - CPA_PRIVATE_KEY_SIZE= 1152 - PRIVATE_KEY_SIZE= 2400 - PUBLIC_KEY_SIZE= 1184 - BYTES_PER_RING_ELEMENT= 1152 - ETA1= 2 - ETA1_RANDOMNESS_SIZE= 128 */ static inline libcrux_ml_kem_mlkem768_MlKem768KeyPair libcrux_ml_kem_ind_cca_instantiations_portable_kyber_generate_keypair_9b( uint8_t randomness[64U]) { /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[64U]; memcpy(copy_of_randomness, randomness, (size_t)64U * sizeof(uint8_t)); return libcrux_ml_kem_ind_cca_generate_keypair_8c0(copy_of_randomness); } /** Generate Kyber 768 Key Pair */ static inline libcrux_ml_kem_mlkem768_MlKem768KeyPair libcrux_ml_kem_mlkem768_portable_kyber_generate_key_pair( uint8_t randomness[64U]) { /* Passing arrays by value in Rust generates a copy in C */ uint8_t copy_of_randomness[64U]; memcpy(copy_of_randomness, randomness, (size_t)64U * sizeof(uint8_t)); return libcrux_ml_kem_ind_cca_instantiations_portable_kyber_generate_keypair_9b( copy_of_randomness); } /** Validate an ML-KEM private key. This implements the Hash check in 7.3 3. Note that the size checks in 7.2 1 and 2 are covered by the `SECRET_KEY_SIZE` and `CIPHERTEXT_SIZE` in the `private_key` and `ciphertext` types. */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.validate_private_key with types libcrux_ml_kem_hash_functions_portable_PortableHash[[$3size_t]] with const generics - K= 3 - SECRET_KEY_SIZE= 2400 - CIPHERTEXT_SIZE= 1088 */ static KRML_MUSTINLINE bool libcrux_ml_kem_ind_cca_validate_private_key_e7( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *_ciphertext) { uint8_t t[32U]; libcrux_ml_kem_hash_functions_portable_H_f1_1a( Eurydice_array_to_subslice2(private_key->value, (size_t)384U * (size_t)3U, (size_t)768U * (size_t)3U + (size_t)32U, uint8_t), t); Eurydice_slice expected = Eurydice_array_to_subslice2( private_key->value, (size_t)768U * (size_t)3U + (size_t)32U, (size_t)768U * (size_t)3U + (size_t)64U, uint8_t); return core_array_equality___core__cmp__PartialEq__0___Slice_U____for__Array_T__N___3__eq( (size_t)32U, t, &expected, uint8_t, uint8_t, bool); } /** Portable private key validation */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.instantiations.portable.validate_private_key with const generics - K= 3 - SECRET_KEY_SIZE= 2400 - CIPHERTEXT_SIZE= 1088 */ static KRML_MUSTINLINE bool libcrux_ml_kem_ind_cca_instantiations_portable_validate_private_key_9c( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext) { return libcrux_ml_kem_ind_cca_validate_private_key_e7(private_key, ciphertext); } /** Validate a private key. Returns `true` if valid, and `false` otherwise. */ static inline bool libcrux_ml_kem_mlkem768_portable_validate_private_key( libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key, libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext) { return libcrux_ml_kem_ind_cca_instantiations_portable_validate_private_key_9c( private_key, ciphertext); } /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_ring_elements_reduced.closure with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - PUBLIC_KEY_SIZE= 1184 - K= 3 */ static inline libcrux_ml_kem_polynomial_PolynomialRingElement_f0 libcrux_ml_kem_serialize_deserialize_ring_elements_reduced_closure_cd0( size_t _i) { return libcrux_ml_kem_polynomial_ZERO_89_ea(); } /** This function deserializes ring elements and reduces the result by the field modulus. This function MUST NOT be used on secret inputs. */ /** A monomorphic instance of libcrux_ml_kem.serialize.deserialize_ring_elements_reduced with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - PUBLIC_KEY_SIZE= 1184 - K= 3 */ static KRML_MUSTINLINE void libcrux_ml_kem_serialize_deserialize_ring_elements_reduced_330( Eurydice_slice public_key, libcrux_ml_kem_polynomial_PolynomialRingElement_f0 ret[3U]) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 deserialized_pk[3U]; for (size_t i = (size_t)0U; i < (size_t)3U; i++) { deserialized_pk[i] = libcrux_ml_kem_polynomial_ZERO_89_ea(); } for (size_t i = (size_t)0U; i < Eurydice_slice_len(public_key, uint8_t) / LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT; i++) { size_t i0 = i; Eurydice_slice ring_element = Eurydice_slice_subslice2( public_key, i0 * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, i0 * LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT + LIBCRUX_ML_KEM_CONSTANTS_BYTES_PER_RING_ELEMENT, uint8_t); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 uu____0 = libcrux_ml_kem_serialize_deserialize_to_reduced_ring_element_4c( ring_element); deserialized_pk[i0] = uu____0; } memcpy( ret, deserialized_pk, (size_t)3U * sizeof(libcrux_ml_kem_polynomial_PolynomialRingElement_f0)); } /** Validate an ML-KEM public key. This implements the Modulus check in 7.2 2. Note that the size check in 7.2 1 is covered by the `PUBLIC_KEY_SIZE` in the `public_key` type. */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.validate_public_key with types libcrux_ml_kem_vector_portable_vector_type_PortableVector with const generics - K= 3 - RANKED_BYTES_PER_RING_ELEMENT= 1152 - PUBLIC_KEY_SIZE= 1184 */ static KRML_MUSTINLINE bool libcrux_ml_kem_ind_cca_validate_public_key_19( uint8_t *public_key) { libcrux_ml_kem_polynomial_PolynomialRingElement_f0 deserialized_pk[3U]; libcrux_ml_kem_serialize_deserialize_ring_elements_reduced_330( Eurydice_array_to_subslice_to((size_t)1184U, public_key, (size_t)1152U, uint8_t, size_t), deserialized_pk); libcrux_ml_kem_polynomial_PolynomialRingElement_f0 *uu____0 = deserialized_pk; uint8_t public_key_serialized[1184U]; libcrux_ml_kem_ind_cpa_serialize_public_key_79( uu____0, Eurydice_array_to_subslice_from((size_t)1184U, public_key, (size_t)1152U, uint8_t, size_t), public_key_serialized); return core_array_equality___core__cmp__PartialEq__Array_U__N___for__Array_T__N____eq( (size_t)1184U, public_key, public_key_serialized, uint8_t, uint8_t, bool); } /** Portable public key validation */ /** A monomorphic instance of libcrux_ml_kem.ind_cca.instantiations.portable.validate_public_key with const generics - K= 3 - RANKED_BYTES_PER_RING_ELEMENT= 1152 - PUBLIC_KEY_SIZE= 1184 */ static KRML_MUSTINLINE bool libcrux_ml_kem_ind_cca_instantiations_portable_validate_public_key_4b( uint8_t *public_key) { return libcrux_ml_kem_ind_cca_validate_public_key_19(public_key); } /** Validate a public key. Returns `true` if valid, and `false` otherwise. */ static inline bool libcrux_ml_kem_mlkem768_portable_validate_public_key( libcrux_ml_kem_types_MlKemPublicKey_15 *public_key) { return libcrux_ml_kem_ind_cca_instantiations_portable_validate_public_key_4b( public_key->value); } /** This function found in impl {(core::clone::Clone for libcrux_ml_kem::vector::portable::vector_type::PortableVector)} */ static inline libcrux_ml_kem_vector_portable_vector_type_PortableVector libcrux_ml_kem_vector_portable_vector_type_clone_3b( libcrux_ml_kem_vector_portable_vector_type_PortableVector *self) { return self[0U]; } typedef int16_t libcrux_ml_kem_vector_portable_vector_type_FieldElement; typedef int16_t libcrux_ml_kem_vector_portable_arithmetic_MontgomeryFieldElement; typedef int16_t libcrux_ml_kem_vector_portable_arithmetic_FieldElementTimesMontgomeryR; #if defined(__cplusplus) } #endif #define __libcrux_mlkem768_portable_H_DEFINED #endif /* rename some types to be a bit more ergonomic */ #define libcrux_mlkem768_keypair libcrux_ml_kem_mlkem768_MlKem768KeyPair_s #define libcrux_mlkem768_pk_valid_result Option_92_s #define libcrux_mlkem768_pk libcrux_ml_kem_types_MlKemPublicKey_15_s #define libcrux_mlkem768_sk libcrux_ml_kem_types_MlKemPrivateKey_55_s #define libcrux_mlkem768_ciphertext libcrux_ml_kem_mlkem768_MlKem768Ciphertext_s #define libcrux_mlkem768_enc_result tuple_3c_s /* defines for PRNG inputs */ #define LIBCRUX_ML_KEM_KEY_PAIR_PRNG_LEN 64 #define LIBCRUX_ML_KEM_ENC_PRNG_LEN 32