/* $OpenBSD: x509_bitst.c,v 1.8 2024/08/31 10:23:13 tb Exp $ */ /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL * project 1999. */ /* ==================================================================== * Copyright (c) 1999 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com). This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * */ #include #include #include #include #include #include "x509_local.h" static const BIT_STRING_BITNAME ns_cert_type_table[] = { {0, "SSL Client", "client"}, {1, "SSL Server", "server"}, {2, "S/MIME", "email"}, {3, "Object Signing", "objsign"}, {4, "Unused", "reserved"}, {5, "SSL CA", "sslCA"}, {6, "S/MIME CA", "emailCA"}, {7, "Object Signing CA", "objCA"}, {-1, NULL, NULL} }; static const BIT_STRING_BITNAME key_usage_type_table[] = { {0, "Digital Signature", "digitalSignature"}, {1, "Non Repudiation", "nonRepudiation"}, {2, "Key Encipherment", "keyEncipherment"}, {3, "Data Encipherment", "dataEncipherment"}, {4, "Key Agreement", "keyAgreement"}, {5, "Certificate Sign", "keyCertSign"}, {6, "CRL Sign", "cRLSign"}, {7, "Encipher Only", "encipherOnly"}, {8, "Decipher Only", "decipherOnly"}, {-1, NULL, NULL} }; static const BIT_STRING_BITNAME crl_reasons[] = { {CRL_REASON_UNSPECIFIED, "Unspecified", "unspecified"}, {CRL_REASON_KEY_COMPROMISE, "Key Compromise", "keyCompromise"}, {CRL_REASON_CA_COMPROMISE, "CA Compromise", "CACompromise"}, {CRL_REASON_AFFILIATION_CHANGED, "Affiliation Changed", "affiliationChanged"}, {CRL_REASON_SUPERSEDED, "Superseded", "superseded"}, {CRL_REASON_CESSATION_OF_OPERATION, "Cessation Of Operation", "cessationOfOperation"}, {CRL_REASON_CERTIFICATE_HOLD, "Certificate Hold", "certificateHold"}, {CRL_REASON_REMOVE_FROM_CRL, "Remove From CRL", "removeFromCRL"}, {CRL_REASON_PRIVILEGE_WITHDRAWN, "Privilege Withdrawn", "privilegeWithdrawn"}, {CRL_REASON_AA_COMPROMISE, "AA Compromise", "AACompromise"}, {-1, NULL, NULL} }; static const X509V3_EXT_METHOD x509v3_ext_netscape_cert_type = { .ext_nid = NID_netscape_cert_type, .ext_flags = 0, .it = &ASN1_BIT_STRING_it, .ext_new = NULL, .ext_free = NULL, .d2i = NULL, .i2d = NULL, .i2s = NULL, .s2i = NULL, .i2v = (X509V3_EXT_I2V)i2v_ASN1_BIT_STRING, .v2i = (X509V3_EXT_V2I)v2i_ASN1_BIT_STRING, .i2r = NULL, .r2i = NULL, .usr_data = ns_cert_type_table, }; const X509V3_EXT_METHOD * x509v3_ext_method_netscape_cert_type(void) { return &x509v3_ext_netscape_cert_type; } static const X509V3_EXT_METHOD x509v3_ext_key_usage = { .ext_nid = NID_key_usage, .ext_flags = 0, .it = &ASN1_BIT_STRING_it, .ext_new = NULL, .ext_free = NULL, .d2i = NULL, .i2d = NULL, .i2s = NULL, .s2i = NULL, .i2v = (X509V3_EXT_I2V)i2v_ASN1_BIT_STRING, .v2i = (X509V3_EXT_V2I)v2i_ASN1_BIT_STRING, .i2r = NULL, .r2i = NULL, .usr_data = key_usage_type_table, }; const X509V3_EXT_METHOD * x509v3_ext_method_key_usage(void) { return &x509v3_ext_key_usage; } static const X509V3_EXT_METHOD x509v3_ext_crl_reason = { .ext_nid = NID_crl_reason, .ext_flags = 0, .it = &ASN1_ENUMERATED_it, .ext_new = NULL, .ext_free = NULL, .d2i = NULL, .i2d = NULL, .i2s = (X509V3_EXT_I2S)i2s_ASN1_ENUMERATED_TABLE, .s2i = NULL, .i2v = NULL, .v2i = NULL, .i2r = NULL, .r2i = NULL, .usr_data = crl_reasons, }; const X509V3_EXT_METHOD * x509v3_ext_method_crl_reason(void) { return &x509v3_ext_crl_reason; } STACK_OF(CONF_VALUE) * i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method, ASN1_BIT_STRING *bits, STACK_OF(CONF_VALUE) *ret) { const BIT_STRING_BITNAME *bnam; STACK_OF(CONF_VALUE) *free_ret = NULL; if (ret == NULL) { if ((free_ret = ret = sk_CONF_VALUE_new_null()) == NULL) return NULL; } for (bnam = method->usr_data; bnam->lname != NULL; bnam++) { if (!ASN1_BIT_STRING_get_bit(bits, bnam->bitnum)) continue; if (!X509V3_add_value(bnam->lname, NULL, &ret)) goto err; } return ret; err: sk_CONF_VALUE_pop_free(free_ret, X509V3_conf_free); return NULL; } LCRYPTO_ALIAS(i2v_ASN1_BIT_STRING); ASN1_BIT_STRING * v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval) { CONF_VALUE *val; ASN1_BIT_STRING *bs; int i; const BIT_STRING_BITNAME *bnam; if (!(bs = ASN1_BIT_STRING_new())) { X509V3error(ERR_R_MALLOC_FAILURE); return NULL; } for (i = 0; i < sk_CONF_VALUE_num(nval); i++) { val = sk_CONF_VALUE_value(nval, i); for (bnam = method->usr_data; bnam->lname; bnam++) { if (!strcmp(bnam->sname, val->name) || !strcmp(bnam->lname, val->name) ) { if (!ASN1_BIT_STRING_set_bit(bs, bnam->bitnum, 1)) { X509V3error(ERR_R_MALLOC_FAILURE); ASN1_BIT_STRING_free(bs); return NULL; } break; } } if (!bnam->lname) { X509V3error(X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT); X509V3_conf_err(val); ASN1_BIT_STRING_free(bs); return NULL; } } return bs; } LCRYPTO_ALIAS(v2i_ASN1_BIT_STRING);