FFmpeg
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Files | |
file | sha.h |
Functions | |
struct AVSHA * | av_sha_alloc (void) |
Allocate an AVSHA context. More... | |
int | av_sha_init (struct AVSHA *context, int bits) |
Initialize SHA-1 or SHA-2 hashing. More... | |
void | av_sha_update (struct AVSHA *ctx, const uint8_t *data, size_t len) |
Update hash value. More... | |
void | av_sha_final (struct AVSHA *context, uint8_t *digest) |
Finish hashing and output digest value. More... | |
Variables | |
const int | av_sha_size |
SHA-1 and SHA-256 (Secure Hash Algorithm) hash function implementations.
This module supports the following SHA hash functions:
struct AVSHA* av_sha_alloc | ( | void | ) |
Allocate an AVSHA context.
Definition at line 45 of file sha.c.
Referenced by av_hash_alloc(), av_hmac_alloc(), main(), and mov_read_adrm().
Initialize SHA-1 or SHA-2 hashing.
context | pointer to the function context (of size av_sha_size) |
bits | number of bits in digest (SHA-1 - 160 bits, SHA-2 224 or 256 bits) |
Definition at line 273 of file sha.c.
Referenced by av_hash_init(), get_generic_seed(), main(), and mov_read_adrm().
void av_sha_update | ( | struct AVSHA * | ctx, |
const uint8_t * | data, | ||
size_t | len | ||
) |
Update hash value.
ctx | hash function context |
data | input data to update hash with |
len | input data length |
Definition at line 314 of file sha.c.
Referenced by av_hash_update(), av_hmac_alloc(), av_sha_final(), get_generic_seed(), main(), and mov_read_adrm().
void av_sha_final | ( | struct AVSHA * | context, |
uint8_t * | digest | ||
) |
Finish hashing and output digest value.
context | hash function context |
digest | buffer where output digest value is stored |
Definition at line 346 of file sha.c.
Referenced by av_hash_final(), av_hmac_alloc(), get_generic_seed(), main(), and mov_read_adrm().
const int av_sha_size |
Definition at line 43 of file sha.c.
Referenced by get_generic_seed().