Functions | |
| KRB5_LIB_FUNCTION void  KRB5_LIB_CALL  | krb5_storage_set_flags (krb5_storage *sp, krb5_flags flags) | 
| KRB5_LIB_FUNCTION void  KRB5_LIB_CALL  | krb5_storage_clear_flags (krb5_storage *sp, krb5_flags flags) | 
| KRB5_LIB_FUNCTION krb5_boolean  KRB5_LIB_CALL  | krb5_storage_is_flags (krb5_storage *sp, krb5_flags flags) | 
| KRB5_LIB_FUNCTION void  KRB5_LIB_CALL  | krb5_storage_set_byteorder (krb5_storage *sp, krb5_flags byteorder) | 
| KRB5_LIB_FUNCTION krb5_flags  KRB5_LIB_CALL  | krb5_storage_get_byteorder (krb5_storage *sp) | 
| KRB5_LIB_FUNCTION void  KRB5_LIB_CALL  | krb5_storage_set_max_alloc (krb5_storage *sp, size_t size) | 
| KRB5_LIB_FUNCTION off_t  KRB5_LIB_CALL  | krb5_storage_seek (krb5_storage *sp, off_t offset, int whence) | 
| KRB5_LIB_FUNCTION int KRB5_LIB_CALL | krb5_storage_truncate (krb5_storage *sp, off_t offset) | 
| KRB5_LIB_FUNCTION krb5_ssize_t  KRB5_LIB_CALL  | krb5_storage_read (krb5_storage *sp, void *buf, size_t len) | 
| KRB5_LIB_FUNCTION krb5_ssize_t  KRB5_LIB_CALL  | krb5_storage_write (krb5_storage *sp, const void *buf, size_t len) | 
| KRB5_LIB_FUNCTION void  KRB5_LIB_CALL  | krb5_storage_set_eof_code (krb5_storage *sp, int code) | 
| KRB5_LIB_FUNCTION int KRB5_LIB_CALL | krb5_storage_get_eof_code (krb5_storage *sp) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_storage_free (krb5_storage *sp) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_storage_to_data (krb5_storage *sp, krb5_data *data) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_int32 (krb5_storage *sp, int32_t value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_uint32 (krb5_storage *sp, uint32_t value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_int32 (krb5_storage *sp, int32_t *value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_uint32 (krb5_storage *sp, uint32_t *value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_int16 (krb5_storage *sp, int16_t value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_uint16 (krb5_storage *sp, uint16_t value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_int16 (krb5_storage *sp, int16_t *value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_uint16 (krb5_storage *sp, uint16_t *value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_int8 (krb5_storage *sp, int8_t value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_uint8 (krb5_storage *sp, uint8_t value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_int8 (krb5_storage *sp, int8_t *value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_uint8 (krb5_storage *sp, uint8_t *value) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_data (krb5_storage *sp, krb5_data data) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_data (krb5_storage *sp, krb5_data *data) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_string (krb5_storage *sp, const char *s) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_string (krb5_storage *sp, char **string) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_stringz (krb5_storage *sp, const char *s) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_stringz (krb5_storage *sp, char **string) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_principal (krb5_storage *sp, krb5_const_principal p) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_principal (krb5_storage *sp, krb5_principal *princ) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_keyblock (krb5_storage *sp, krb5_keyblock p) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_keyblock (krb5_storage *sp, krb5_keyblock *p) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_times (krb5_storage *sp, krb5_times times) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_times (krb5_storage *sp, krb5_times *times) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_address (krb5_storage *sp, krb5_address p) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_address (krb5_storage *sp, krb5_address *adr) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_addrs (krb5_storage *sp, krb5_addresses p) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_addrs (krb5_storage *sp, krb5_addresses *adr) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_authdata (krb5_storage *sp, krb5_authdata auth) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_authdata (krb5_storage *sp, krb5_authdata *auth) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_creds (krb5_storage *sp, krb5_creds *creds) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_creds (krb5_storage *sp, krb5_creds *creds) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_store_creds_tag (krb5_storage *sp, krb5_creds *creds) | 
| KRB5_LIB_FUNCTION  krb5_error_code KRB5_LIB_CALL  | krb5_ret_creds_tag (krb5_storage *sp, krb5_creds *creds) | 
| KRB5_LIB_FUNCTION krb5_storage  *KRB5_LIB_CALL  | krb5_storage_emem (void) | 
| KRB5_LIB_FUNCTION krb5_storage  *KRB5_LIB_CALL  | krb5_storage_from_fd (krb5_socket_t fd_in) | 
| KRB5_LIB_FUNCTION krb5_storage  *KRB5_LIB_CALL  | krb5_storage_from_mem (void *buf, size_t len) | 
| KRB5_LIB_FUNCTION krb5_storage  *KRB5_LIB_CALL  | krb5_storage_from_data (krb5_data *data) | 
| KRB5_LIB_FUNCTION krb5_storage  *KRB5_LIB_CALL  | krb5_storage_from_readonly_mem (const void *buf, size_t len) | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_address | ( | krb5_storage * | sp, | |
| krb5_address * | adr | |||
| ) | 
Read a address block from the storage.
| sp | the storage buffer to write to | |
| adr | the address block read from storage | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_addrs | ( | krb5_storage * | sp, | |
| krb5_addresses * | adr | |||
| ) | 
Read a addresses block from the storage.
| sp | the storage buffer to write to | |
| adr | the addresses block read from storage | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_authdata | ( | krb5_storage * | sp, | |
| krb5_authdata * | auth | |||
| ) | 
Read a auth data from the storage.
| sp | the storage buffer to write to | |
| auth | the auth data block read from storage | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_creds | ( | krb5_storage * | sp, | |
| krb5_creds * | creds | |||
| ) | 
Read a credentials block from the storage.
| sp | the storage buffer to write to | |
| creds | the credentials block read from storage | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_creds_tag | ( | krb5_storage * | sp, | |
| krb5_creds * | creds | |||
| ) | 
Read a tagged credentials block from the storage.
| sp | the storage buffer to write to | |
| creds | the credentials block read from storage | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_data | ( | krb5_storage * | sp, | |
| krb5_data * | data | |||
| ) | 
Parse a data from the storage.
| sp | the storage buffer to read from | |
| data | the parsed data | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_int16 | ( | krb5_storage * | sp, | |
| int16_t * | value | |||
| ) | 
Read a int16 from storage, byte order is controlled by the settings on the storage, see krb5_storage_set_byteorder().
| sp | the storage to write too | |
| value | the value read from the buffer | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_int32 | ( | krb5_storage * | sp, | |
| int32_t * | value | |||
| ) | 
Read a int32 from storage, byte order is controlled by the settings on the storage, see krb5_storage_set_byteorder().
| sp | the storage to write too | |
| value | the value read from the buffer | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_int8 | ( | krb5_storage * | sp, | |
| int8_t * | value | |||
| ) | 
Read a int8 from storage
| sp | the storage to write too | |
| value | the value read from the buffer | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_keyblock | ( | krb5_storage * | sp, | |
| krb5_keyblock * | p | |||
| ) | 
Read a keyblock from the storage.
| sp | the storage buffer to write to | |
| p | the keyblock read from storage, free using krb5_free_keyblock() | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_principal | ( | krb5_storage * | sp, | |
| krb5_principal * | princ | |||
| ) | 
Parse principal from the storage.
| sp | the storage buffer to read from | |
| princ | the parsed principal | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_string | ( | krb5_storage * | sp, | |
| char ** | string | |||
| ) | 
Parse a string from the storage.
| sp | the storage buffer to read from | |
| string | the parsed string | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_stringz | ( | krb5_storage * | sp, | |
| char ** | string | |||
| ) | 
Parse zero terminated string from the storage.
| sp | the storage buffer to read from | |
| string | the parsed string | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_times | ( | krb5_storage * | sp, | |
| krb5_times * | times | |||
| ) | 
Read a times block from the storage.
| sp | the storage buffer to write to | |
| times | the times block read from storage | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_uint16 | ( | krb5_storage * | sp, | |
| uint16_t * | value | |||
| ) | 
Read a int16 from storage, byte order is controlled by the settings on the storage, see krb5_storage_set_byteorder().
| sp | the storage to write too | |
| value | the value read from the buffer | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_uint32 | ( | krb5_storage * | sp, | |
| uint32_t * | value | |||
| ) | 
Read a uint32 from storage, byte order is controlled by the settings on the storage, see krb5_storage_set_byteorder().
| sp | the storage to write too | |
| value | the value read from the buffer | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_ret_uint8 | ( | krb5_storage * | sp, | |
| uint8_t * | value | |||
| ) | 
Read a uint8 from storage
| sp | the storage to write too | |
| value | the value read from the buffer | 
| KRB5_LIB_FUNCTION void KRB5_LIB_CALL krb5_storage_clear_flags | ( | krb5_storage * | sp, | |
| krb5_flags | flags | |||
| ) | 
Clear the flags on a storage buffer
| sp | the storage buffer to clear the flags on | |
| flags | the flags to clear | 
| KRB5_LIB_FUNCTION krb5_storage* KRB5_LIB_CALL krb5_storage_emem | ( | void | ) | 
Create a elastic (allocating) memory storage backend. Memory is allocated on demand. Free returned krb5_storage with krb5_storage_free().
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_storage_free | ( | krb5_storage * | sp | ) | 
Free a krb5 storage.
| sp | the storage to free. | 
| KRB5_LIB_FUNCTION krb5_storage* KRB5_LIB_CALL krb5_storage_from_data | ( | krb5_data * | data | ) | 
Create a fixed size memory storage block
| KRB5_LIB_FUNCTION krb5_storage* KRB5_LIB_CALL krb5_storage_from_fd | ( | krb5_socket_t | fd_in | ) | 
| KRB5_LIB_FUNCTION krb5_storage* KRB5_LIB_CALL krb5_storage_from_mem | ( | void * | buf, | |
| size_t | len | |||
| ) | 
Create a fixed size memory storage block
| KRB5_LIB_FUNCTION krb5_storage* KRB5_LIB_CALL krb5_storage_from_readonly_mem | ( | const void * | buf, | |
| size_t | len | |||
| ) | 
Create a fixed size memory storage block that is read only
| KRB5_LIB_FUNCTION krb5_flags KRB5_LIB_CALL krb5_storage_get_byteorder | ( | krb5_storage * | sp | ) | 
Return the current byteorder for the buffer. See krb5_storage_set_byteorder() for the list or byte order contants.
| KRB5_LIB_FUNCTION int KRB5_LIB_CALL krb5_storage_get_eof_code | ( | krb5_storage * | sp | ) | 
Get the return code that will be used when end of storage is reached.
| sp | the storage | 
| KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL krb5_storage_is_flags | ( | krb5_storage * | sp, | |
| krb5_flags | flags | |||
| ) | 
Return true or false depending on if the storage flags is set or not. NB testing for the flag 0 always return true.
| sp | the storage buffer to check flags on | |
| flags | The flags to test for | 
| KRB5_LIB_FUNCTION krb5_ssize_t KRB5_LIB_CALL krb5_storage_read | ( | krb5_storage * | sp, | |
| void * | buf, | |||
| size_t | len | |||
| ) | 
Read to the storage buffer.
| sp | the storage buffer to read from | |
| buf | the buffer to store the data in | |
| len | the length to read | 
| KRB5_LIB_FUNCTION off_t KRB5_LIB_CALL krb5_storage_seek | ( | krb5_storage * | sp, | |
| off_t | offset, | |||
| int | whence | |||
| ) | 
Seek to a new offset.
| sp | the storage buffer to seek in. | |
| offset | the offset to seek | |
| whence | relateive searching, SEEK_CUR from the current position, SEEK_END from the end, SEEK_SET absolute from the start. | 
| KRB5_LIB_FUNCTION void KRB5_LIB_CALL krb5_storage_set_byteorder | ( | krb5_storage * | sp, | |
| krb5_flags | byteorder | |||
| ) | 
Set the new byte order of the storage buffer.
| sp | the storage buffer to set the byte order for. | |
| byteorder | the new byte order. | 
| KRB5_LIB_FUNCTION void KRB5_LIB_CALL krb5_storage_set_eof_code | ( | krb5_storage * | sp, | |
| int | code | |||
| ) | 
Set the return code that will be used when end of storage is reached.
| sp | the storage | |
| code | the error code to return on end of storage | 
| KRB5_LIB_FUNCTION void KRB5_LIB_CALL krb5_storage_set_flags | ( | krb5_storage * | sp, | |
| krb5_flags | flags | |||
| ) | 
Add the flags on a storage buffer by or-ing in the flags to the buffer.
| sp | the storage buffer to set the flags on | |
| flags | the flags to set | 
| KRB5_LIB_FUNCTION void KRB5_LIB_CALL krb5_storage_set_max_alloc | ( | krb5_storage * | sp, | |
| size_t | size | |||
| ) | 
Set the max alloc value
| sp | the storage buffer set the max allow for | |
| size | maximum size to allocate, use 0 to remove limit | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_storage_to_data | ( | krb5_storage * | sp, | |
| krb5_data * | data | |||
| ) | 
Copy the contnent of storage
| sp | the storage to copy to a data | |
| data | the copied data, free with krb5_data_free() | 
| KRB5_LIB_FUNCTION int KRB5_LIB_CALL krb5_storage_truncate | ( | krb5_storage * | sp, | |
| off_t | offset | |||
| ) | 
Truncate the storage buffer in sp to offset.
| sp | the storage buffer to truncate. | |
| offset | the offset to truncate too. | 
| KRB5_LIB_FUNCTION krb5_ssize_t KRB5_LIB_CALL krb5_storage_write | ( | krb5_storage * | sp, | |
| const void * | buf, | |||
| size_t | len | |||
| ) | 
Write to the storage buffer.
| sp | the storage buffer to write to | |
| buf | the buffer to write to the storage buffer | |
| len | the length to write | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_address | ( | krb5_storage * | sp, | |
| krb5_address | p | |||
| ) | 
Write a address block to storage.
| sp | the storage buffer to write to | |
| p | the address block to write. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_addrs | ( | krb5_storage * | sp, | |
| krb5_addresses | p | |||
| ) | 
Write a addresses block to storage.
| sp | the storage buffer to write to | |
| p | the addresses block to write. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_authdata | ( | krb5_storage * | sp, | |
| krb5_authdata | auth | |||
| ) | 
Write a auth data block to storage.
| sp | the storage buffer to write to | |
| auth | the auth data block to write. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_creds | ( | krb5_storage * | sp, | |
| krb5_creds * | creds | |||
| ) | 
Write a credentials block to storage.
| sp | the storage buffer to write to | |
| creds | the creds block to write. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_creds_tag | ( | krb5_storage * | sp, | |
| krb5_creds * | creds | |||
| ) | 
Write a tagged credentials block to storage.
| sp | the storage buffer to write to | |
| creds | the creds block to write. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_data | ( | krb5_storage * | sp, | |
| krb5_data | data | |||
| ) | 
Store a data to the storage. The data is stored with an int32 as lenght plus the data (not padded).
| sp | the storage buffer to write to | |
| data | the buffer to store. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_int16 | ( | krb5_storage * | sp, | |
| int16_t | value | |||
| ) | 
Store a int16 to storage, byte order is controlled by the settings on the storage, see krb5_storage_set_byteorder().
| sp | the storage to write too | |
| value | the value to store | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_int32 | ( | krb5_storage * | sp, | |
| int32_t | value | |||
| ) | 
Store a int32 to storage, byte order is controlled by the settings on the storage, see krb5_storage_set_byteorder().
| sp | the storage to write too | |
| value | the value to store | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_int8 | ( | krb5_storage * | sp, | |
| int8_t | value | |||
| ) | 
Store a int8 to storage.
| sp | the storage to write too | |
| value | the value to store | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_keyblock | ( | krb5_storage * | sp, | |
| krb5_keyblock | p | |||
| ) | 
Store a keyblock to the storage.
| sp | the storage buffer to write to | |
| p | the keyblock to write | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_principal | ( | krb5_storage * | sp, | |
| krb5_const_principal | p | |||
| ) | 
Write a principal block to storage.
| sp | the storage buffer to write to | |
| p | the principal block to write. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_string | ( | krb5_storage * | sp, | |
| const char * | s | |||
| ) | 
Store a string to the buffer. The data is formated as an len:uint32 plus the string itself (not padded).
| sp | the storage buffer to write to | |
| s | the string to store. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_stringz | ( | krb5_storage * | sp, | |
| const char * | s | |||
| ) | 
Store a zero terminated string to the buffer. The data is stored one character at a time until a NUL is stored.
| sp | the storage buffer to write to | |
| s | the string to store. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_times | ( | krb5_storage * | sp, | |
| krb5_times | times | |||
| ) | 
Write a times block to storage.
| sp | the storage buffer to write to | |
| times | the times block to write. | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_uint16 | ( | krb5_storage * | sp, | |
| uint16_t | value | |||
| ) | 
Store a uint16 to storage, byte order is controlled by the settings on the storage, see krb5_storage_set_byteorder().
| sp | the storage to write too | |
| value | the value to store | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_uint32 | ( | krb5_storage * | sp, | |
| uint32_t | value | |||
| ) | 
Store a uint32 to storage, byte order is controlled by the settings on the storage, see krb5_storage_set_byteorder().
| sp | the storage to write too | |
| value | the value to store | 
| KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_store_uint8 | ( | krb5_storage * | sp, | |
| uint8_t | value | |||
| ) | 
Store a uint8 to storage.
| sp | the storage to write too | |
| value | the value to store | 
 1.5.6