30 #define MAX_HASHLEN 64
31 #define MAX_BLOCKLEN 128
43 #define DEFINE_SHA(bits) \
44 static av_cold void sha ## bits ##_init(void *ctx) \
46 av_sha_init(ctx, bits); \
49 #define DEFINE_SHA512(bits) \
50 static av_cold void sha ## bits ##_init(void *ctx) \
52 av_sha512_init(ctx, bits); \
78 c->
init = sha160_init;
86 c->
init = sha224_init;
94 c->
init = sha256_init;
102 c->
init = sha384_init;
110 c->
init = sha512_init;
144 memcpy(c->
key, key, keylen);
148 for (i = 0; i < c->
keylen; i++)
149 block[i] = c->
key[i] ^ 0x36;
150 for (i = c->
keylen; i < c->blocklen; i++)
164 if (outlen < c->hashlen)
168 for (i = 0; i < c->
keylen; i++)
169 block[i] = c->
key[i] ^ 0x5C;
170 for (i = c->
keylen; i < c->blocklen; i++)
179 const uint8_t *key,
unsigned int keylen,
void av_sha_final(AVSHA *ctx, uint8_t *digest)
Finish hashing and output digest value.
int av_hmac_calc(AVHMAC *c, const uint8_t *data, unsigned int len, const uint8_t *key, unsigned int keylen, uint8_t *out, unsigned int outlen)
Hash an array of data with a key.
void av_sha_update(AVSHA *ctx, const uint8_t *data, unsigned int len)
Update hash value.
ptrdiff_t const GLvoid * data
AVHMAC * av_hmac_alloc(enum AVHMACType type)
Allocate an AVHMAC context.
Memory handling functions.
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
void av_md5_update(AVMD5 *ctx, const uint8_t *src, int len)
Update hash value.
Macro definitions for various function/variable attributes.
struct AVMD5 * av_md5_alloc(void)
Allocate an AVMD5 context.
void av_hmac_update(AVHMAC *c, const uint8_t *data, unsigned int len)
Hash data with the HMAC.
struct AVSHA512 * av_sha512_alloc(void)
Allocate an AVSHA512 context.
typedef void(APIENTRY *FF_PFNGLACTIVETEXTUREPROC)(GLenum texture)
void av_hmac_init(AVHMAC *c, const uint8_t *key, unsigned int keylen)
Initialize an AVHMAC context with an authentication key.
uint8_t key[MAX_BLOCKLEN]
void(* final)(void *, uint8_t *)
void av_sha512_update(AVSHA512 *ctx, const uint8_t *data, unsigned int len)
Update hash value.
Public header for SHA-1 & SHA-256 hash function implementations.
struct AVSHA * av_sha_alloc(void)
Allocate an AVSHA context.
void av_md5_init(AVMD5 *ctx)
Initialize MD5 hashing.
void av_md5_final(AVMD5 *ctx, uint8_t *dst)
Finish hashing and output digest value.
int av_hmac_final(AVHMAC *c, uint8_t *out, unsigned int outlen)
Finish hashing and output the HMAC digest.
void(* update)(void *, const uint8_t *, int len)
Public header for SHA-512 implementation.
#define DEFINE_SHA512(bits)
void av_hmac_free(AVHMAC *c)
Free an AVHMAC context.
void av_sha512_final(AVSHA512 *ctx, uint8_t *digest)
Finish hashing and output digest value.
Public header for MD5 hash function implementation.