openssl/providers/implementations/digests/sha2_prov.c
2020-08-12 08:43:37 +10:00

96 lines
3.4 KiB
C

/*
* Copyright 2019-2020 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
*/
/*
* SHA low level APIs are deprecated for public use, but still ok for
* internal use.
*/
#include "internal/deprecated.h"
#include <openssl/crypto.h>
#include <openssl/core_dispatch.h>
#include <openssl/evp.h>
#include <openssl/sha.h>
#include <openssl/evp.h>
#include <openssl/params.h>
#include <openssl/core_names.h>
#include "prov/digestcommon.h"
#include "prov/implementations.h"
#include "crypto/sha.h"
static OSSL_FUNC_digest_set_ctx_params_fn sha1_set_ctx_params;
static OSSL_FUNC_digest_settable_ctx_params_fn sha1_settable_ctx_params;
static const OSSL_PARAM known_sha1_settable_ctx_params[] = {
{OSSL_DIGEST_PARAM_SSL3_MS, OSSL_PARAM_OCTET_STRING, NULL, 0, 0},
OSSL_PARAM_END
};
static const OSSL_PARAM *sha1_settable_ctx_params(ossl_unused void *provctx)
{
return known_sha1_settable_ctx_params;
}
/* Special set_params method for SSL3 */
static int sha1_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
SHA_CTX *ctx = (SHA_CTX *)vctx;
if (ctx != NULL && params != NULL) {
p = OSSL_PARAM_locate_const(params, OSSL_DIGEST_PARAM_SSL3_MS);
if (p != NULL && p->data_type == OSSL_PARAM_OCTET_STRING)
return sha1_ctrl(ctx, EVP_CTRL_SSL3_MASTER_SECRET, p->data_size,
p->data);
}
return 0;
}
/* sha1_functions */
IMPLEMENT_digest_functions_with_settable_ctx(
sha1, SHA_CTX, SHA_CBLOCK, SHA_DIGEST_LENGTH, EVP_MD_FLAG_DIGALGID_ABSENT,
SHA1_Init, SHA1_Update, SHA1_Final,
sha1_settable_ctx_params, sha1_set_ctx_params)
/* sha224_functions */
IMPLEMENT_digest_functions(sha224, SHA256_CTX,
SHA256_CBLOCK, SHA224_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
SHA224_Init, SHA224_Update, SHA224_Final)
/* sha256_functions */
IMPLEMENT_digest_functions(sha256, SHA256_CTX,
SHA256_CBLOCK, SHA256_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
SHA256_Init, SHA256_Update, SHA256_Final)
/* sha384_functions */
IMPLEMENT_digest_functions(sha384, SHA512_CTX,
SHA512_CBLOCK, SHA384_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
SHA384_Init, SHA384_Update, SHA384_Final)
/* sha512_functions */
IMPLEMENT_digest_functions(sha512, SHA512_CTX,
SHA512_CBLOCK, SHA512_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
SHA512_Init, SHA512_Update, SHA512_Final)
/* sha512_224_functions */
IMPLEMENT_digest_functions(sha512_224, SHA512_CTX,
SHA512_CBLOCK, SHA224_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
sha512_224_init, SHA512_Update, SHA512_Final)
/* sha512_256_functions */
IMPLEMENT_digest_functions(sha512_256, SHA512_CTX,
SHA512_CBLOCK, SHA256_DIGEST_LENGTH,
EVP_MD_FLAG_DIGALGID_ABSENT,
sha512_256_init, SHA512_Update, SHA512_Final)