xref: /freebsd/crypto/openssl/providers/implementations/digests/md5_sha1_prov.c (revision b077aed33b7b6aefca7b17ddb250cf521f938613)
1*b077aed3SPierre Pronchery /*
2*b077aed3SPierre Pronchery  * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
3*b077aed3SPierre Pronchery  *
4*b077aed3SPierre Pronchery  * Licensed under the Apache License 2.0 (the "License").  You may not use
5*b077aed3SPierre Pronchery  * this file except in compliance with the License.  You can obtain a copy
6*b077aed3SPierre Pronchery  * in the file LICENSE in the source distribution or at
7*b077aed3SPierre Pronchery  * https://www.openssl.org/source/license.html
8*b077aed3SPierre Pronchery  */
9*b077aed3SPierre Pronchery 
10*b077aed3SPierre Pronchery /*
11*b077aed3SPierre Pronchery  * MD5 and SHA-1 low level APIs are deprecated for public use, but still ok for
12*b077aed3SPierre Pronchery  * internal use.
13*b077aed3SPierre Pronchery  */
14*b077aed3SPierre Pronchery #include "internal/deprecated.h"
15*b077aed3SPierre Pronchery 
16*b077aed3SPierre Pronchery #include <string.h>
17*b077aed3SPierre Pronchery #include <openssl/crypto.h>
18*b077aed3SPierre Pronchery #include <openssl/evp.h>
19*b077aed3SPierre Pronchery #include <openssl/params.h>
20*b077aed3SPierre Pronchery #include <openssl/core_names.h>
21*b077aed3SPierre Pronchery #include "prov/md5_sha1.h"
22*b077aed3SPierre Pronchery #include "prov/digestcommon.h"
23*b077aed3SPierre Pronchery #include "prov/implementations.h"
24*b077aed3SPierre Pronchery 
25*b077aed3SPierre Pronchery static OSSL_FUNC_digest_set_ctx_params_fn md5_sha1_set_ctx_params;
26*b077aed3SPierre Pronchery static OSSL_FUNC_digest_settable_ctx_params_fn md5_sha1_settable_ctx_params;
27*b077aed3SPierre Pronchery 
28*b077aed3SPierre Pronchery static const OSSL_PARAM known_md5_sha1_settable_ctx_params[] = {
29*b077aed3SPierre Pronchery     {OSSL_DIGEST_PARAM_SSL3_MS, OSSL_PARAM_OCTET_STRING, NULL, 0, 0},
30*b077aed3SPierre Pronchery     OSSL_PARAM_END
31*b077aed3SPierre Pronchery };
32*b077aed3SPierre Pronchery 
md5_sha1_settable_ctx_params(ossl_unused void * ctx,ossl_unused void * provctx)33*b077aed3SPierre Pronchery static const OSSL_PARAM *md5_sha1_settable_ctx_params(ossl_unused void *ctx,
34*b077aed3SPierre Pronchery                                                       ossl_unused void *provctx)
35*b077aed3SPierre Pronchery {
36*b077aed3SPierre Pronchery     return known_md5_sha1_settable_ctx_params;
37*b077aed3SPierre Pronchery }
38*b077aed3SPierre Pronchery 
39*b077aed3SPierre Pronchery /* Special set_params method for SSL3 */
md5_sha1_set_ctx_params(void * vctx,const OSSL_PARAM params[])40*b077aed3SPierre Pronchery static int md5_sha1_set_ctx_params(void *vctx, const OSSL_PARAM params[])
41*b077aed3SPierre Pronchery {
42*b077aed3SPierre Pronchery     const OSSL_PARAM *p;
43*b077aed3SPierre Pronchery     MD5_SHA1_CTX *ctx = (MD5_SHA1_CTX *)vctx;
44*b077aed3SPierre Pronchery 
45*b077aed3SPierre Pronchery     if (ctx == NULL)
46*b077aed3SPierre Pronchery         return 0;
47*b077aed3SPierre Pronchery     if (params == NULL)
48*b077aed3SPierre Pronchery         return 1;
49*b077aed3SPierre Pronchery 
50*b077aed3SPierre Pronchery     p = OSSL_PARAM_locate_const(params, OSSL_DIGEST_PARAM_SSL3_MS);
51*b077aed3SPierre Pronchery     if (p != NULL && p->data_type == OSSL_PARAM_OCTET_STRING)
52*b077aed3SPierre Pronchery         return ossl_md5_sha1_ctrl(ctx, EVP_CTRL_SSL3_MASTER_SECRET,
53*b077aed3SPierre Pronchery                                   p->data_size, p->data);
54*b077aed3SPierre Pronchery     return 1;
55*b077aed3SPierre Pronchery }
56*b077aed3SPierre Pronchery 
57*b077aed3SPierre Pronchery /* ossl_md5_sha1_functions */
58*b077aed3SPierre Pronchery IMPLEMENT_digest_functions_with_settable_ctx(
59*b077aed3SPierre Pronchery     md5_sha1, MD5_SHA1_CTX, MD5_SHA1_CBLOCK, MD5_SHA1_DIGEST_LENGTH, 0,
60*b077aed3SPierre Pronchery     ossl_md5_sha1_init, ossl_md5_sha1_update, ossl_md5_sha1_final,
61*b077aed3SPierre Pronchery     md5_sha1_settable_ctx_params, md5_sha1_set_ctx_params)
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