Viewing file:  md5_sha1_prov.c (1.98 KB) -rw-r--r--
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/*
* 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
*/
/*
* MD5 and SHA-1 low level APIs are deprecated for public use, but still ok for
* internal use.
*/
#include "internal/deprecated.h"
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/evp.h>
#include <openssl/params.h>
#include <openssl/core_names.h>
#include "prov/md5_sha1.h"
#include "prov/digestcommon.h"
#include "prov/implementations.h"
static OSSL_FUNC_digest_set_ctx_params_fn md5_sha1_set_ctx_params;
static OSSL_FUNC_digest_settable_ctx_params_fn md5_sha1_settable_ctx_params;
static const OSSL_PARAM known_md5_sha1_settable_ctx_params[] = {
{OSSL_DIGEST_PARAM_SSL3_MS, OSSL_PARAM_OCTET_STRING, NULL, 0, 0},
OSSL_PARAM_END
};
static const OSSL_PARAM *md5_sha1_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
return known_md5_sha1_settable_ctx_params;
}
/* Special set_params method for SSL3 */
static int md5_sha1_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
MD5_SHA1_CTX *ctx = (MD5_SHA1_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_md5_sha1_ctrl(ctx, EVP_CTRL_SSL3_MASTER_SECRET,
p->data_size, p->data);
return 1;
}
/* ossl_md5_sha1_functions */
IMPLEMENT_digest_functions_with_settable_ctx(
md5_sha1, MD5_SHA1_CTX, MD5_SHA1_CBLOCK, MD5_SHA1_DIGEST_LENGTH, 0,
ossl_md5_sha1_init, ossl_md5_sha1_update, ossl_md5_sha1_final,
md5_sha1_settable_ctx_params, md5_sha1_set_ctx_params)
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