blake2.h

All headers

Blake2b.

  1. BLAKE2B256_DIGEST_LENGTH
  2. BLAKE2B_CBLOCK
  3. blake2b_state_st
  4. BLAKE2B256_Init
  5. BLAKE2B256_Update
  6. BLAKE2B256_Final
  7. BLAKE2B256
#define BLAKE2B256_DIGEST_LENGTH (256 / 8)
#define BLAKE2B_CBLOCK 128
struct blake2b_state_st {
  uint64_t h[8];
  uint64_t t_low;
  uint32_t t_high;
  uint32_t block_used;
  uint8_t block[BLAKE2B_CBLOCK];
};

BLAKE2B256_Init initialises b2b to perform a BLAKE2b-256 hash. There are no pointers inside b2b thus release of b2b is purely managed by the caller.

OPENSSL_EXPORT void BLAKE2B256_Init(BLAKE2B_CTX *b2b);

BLAKE2B256_Update appends len bytes from data to the digest being calculated by b2b.

OPENSSL_EXPORT void BLAKE2B256_Update(BLAKE2B_CTX *b2b, const void *data,
                                      size_t len);

BLAKE2B256_Final completes the digest calculated by b2b and writes BLAKE2B256_DIGEST_LENGTH bytes to out.

OPENSSL_EXPORT void BLAKE2B256_Final(uint8_t out[BLAKE2B256_DIGEST_LENGTH],
                                     BLAKE2B_CTX *b2b);

BLAKE2B256 writes the BLAKE2b-256 digset of len bytes from data to out.

OPENSSL_EXPORT void BLAKE2B256(const uint8_t *data, size_t len,
                               uint8_t out[BLAKE2B256_DIGEST_LENGTH]);