openssl/providers/implementations/digests/sha2_prov.c
Pauli 5506cd0bbd prov: update digests to support modified ctx params
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/14383)
2021-03-12 08:27:21 +10:00

96 lines
3.3 KiB
C

/*
* Copyright 2019-2021 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"
#define SHA2_FLAGS PROV_DIGEST_FLAG_ALGID_ABSENT
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 *ctx,
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)
return 0;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_DIGEST_PARAM_SSL3_MS);
if (p != NULL && p->data_type == OSSL_PARAM_OCTET_STRING)
return ossl_sha1_ctrl(ctx, EVP_CTRL_SSL3_MASTER_SECRET,
p->data_size, p->data);
return 1;
}
/* ossl_sha1_functions */
IMPLEMENT_digest_functions_with_settable_ctx(
sha1, SHA_CTX, SHA_CBLOCK, SHA_DIGEST_LENGTH, SHA2_FLAGS,
SHA1_Init, SHA1_Update, SHA1_Final,
sha1_settable_ctx_params, sha1_set_ctx_params)
/* ossl_sha224_functions */
IMPLEMENT_digest_functions(sha224, SHA256_CTX,
SHA256_CBLOCK, SHA224_DIGEST_LENGTH, SHA2_FLAGS,
SHA224_Init, SHA224_Update, SHA224_Final)
/* ossl_sha256_functions */
IMPLEMENT_digest_functions(sha256, SHA256_CTX,
SHA256_CBLOCK, SHA256_DIGEST_LENGTH, SHA2_FLAGS,
SHA256_Init, SHA256_Update, SHA256_Final)
/* ossl_sha384_functions */
IMPLEMENT_digest_functions(sha384, SHA512_CTX,
SHA512_CBLOCK, SHA384_DIGEST_LENGTH, SHA2_FLAGS,
SHA384_Init, SHA384_Update, SHA384_Final)
/* ossl_sha512_functions */
IMPLEMENT_digest_functions(sha512, SHA512_CTX,
SHA512_CBLOCK, SHA512_DIGEST_LENGTH, SHA2_FLAGS,
SHA512_Init, SHA512_Update, SHA512_Final)
/* ossl_sha512_224_functions */
IMPLEMENT_digest_functions(sha512_224, SHA512_CTX,
SHA512_CBLOCK, SHA224_DIGEST_LENGTH, SHA2_FLAGS,
sha512_224_init, SHA512_Update, SHA512_Final)
/* ossl_sha512_256_functions */
IMPLEMENT_digest_functions(sha512_256, SHA512_CTX,
SHA512_CBLOCK, SHA256_DIGEST_LENGTH, SHA2_FLAGS,
sha512_256_init, SHA512_Update, SHA512_Final)