Function blake2b_init

freebsd/contrib/libb2/blake2b.c:232–251

/* Some sort of default parameter block initialization, for sequential blake2b */

int blake2b_init( blake2b_state *S, size_t outlen )
{
  if ( ( !outlen ) || ( outlen > BLAKE2B_OUTBYTES ) ) return -1;

  const blake2b_param P =
  {
    ( uint8_t ) outlen,
    0,
    1,
    1,
    0,
    0,
    0,
    0,
    {0},
    {0},
    {0}
  };
  return blake2b_init_param( S, &P );
}

int blake2b_init_key( blake2b_state *S, size_t outlen, const void *key, size_t keylen )
{