openssl/crypto/evp/legacy_blake2.c

69 lines
1.7 KiB
C

/*
* Copyright 2019-2023 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include "crypto/evp.h"
#include "prov/blake2.h" /* diverse BLAKE2 macros */
#include "legacy_meth.h"
/*
* Local hack to adapt the BLAKE2 init functions to what the
* legacy function signatures demand.
*/
static int blake2s_init(BLAKE2S_CTX *C)
{
BLAKE2S_PARAM P;
ossl_blake2s_param_init(&P);
return ossl_blake2s_init(C, &P);
}
static int blake2b_init(BLAKE2B_CTX *C)
{
BLAKE2B_PARAM P;
ossl_blake2b_param_init(&P);
return ossl_blake2b_init(C, &P);
}
#define blake2s_update ossl_blake2s_update
#define blake2b_update ossl_blake2b_update
#define blake2s_final ossl_blake2s_final
#define blake2b_final ossl_blake2b_final
IMPLEMENT_LEGACY_EVP_MD_METH_LC(blake2s_int, blake2s)
IMPLEMENT_LEGACY_EVP_MD_METH_LC(blake2b_int, blake2b)
static const EVP_MD blake2b_md = {
NID_blake2b512,
0,
BLAKE2B_DIGEST_LENGTH,
0,
EVP_ORIG_GLOBAL,
LEGACY_EVP_MD_METH_TABLE(blake2b_int_init, blake2b_int_update,
blake2b_int_final, NULL, BLAKE2B_BLOCKBYTES),
};
const EVP_MD *EVP_blake2b512(void)
{
return &blake2b_md;
}
static const EVP_MD blake2s_md = {
NID_blake2s256,
0,
BLAKE2S_DIGEST_LENGTH,
0,
EVP_ORIG_GLOBAL,
LEGACY_EVP_MD_METH_TABLE(blake2s_int_init, blake2s_int_update,
blake2s_int_final, NULL, BLAKE2S_BLOCKBYTES),
};
const EVP_MD *EVP_blake2s256(void)
{
return &blake2s_md;
}