/*
* Initialize the hashing context with the given parameter block and key.
* Always returns 1.
*/
int BLAKE2b_Init_key(BLAKE2B_CTX *c, const BLAKE2B_PARAM *P, const void *key)
{
blake2b_init_param(c, P);
/* Pad the key to form first data block */
{
uint8_t block[BLAKE2B_BLOCKBYTES] = {0};
memcpy(block, key, P->key_length);
BLAKE2b_Update(c, block, BLAKE2B_BLOCKBYTES);
OPENSSL_cleanse(block, BLAKE2B_BLOCKBYTES);
}
return 1;
}
static int update(EVP_MD_CTX *ctx, const void *data, size_t count)
{
return BLAKE2b_Update(EVP_MD_CTX_md_data(ctx), data, count);
}