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1 /*
2 * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10 /*
11 * SHA low level APIs are deprecated for public use, but still ok for
12 * internal use.
13 */
14 #include "internal/deprecated.h"
15
16 #include <openssl/crypto.h>
17 #include <openssl/core_dispatch.h>
18 #include <openssl/evp.h>
19 #include <openssl/sha.h>
20 #include <openssl/evp.h>
21 #include <openssl/params.h>
22 #include <openssl/core_names.h>
23 #include "prov/digestcommon.h"
24 #include "prov/implementations.h"
25 #include "crypto/sha.h"
26
27 #define SHA2_FLAGS PROV_DIGEST_FLAG_ALGID_ABSENT
28
29 static OSSL_FUNC_digest_set_ctx_params_fn sha1_set_ctx_params;
30 static OSSL_FUNC_digest_settable_ctx_params_fn sha1_settable_ctx_params;
31
32 static const OSSL_PARAM known_sha1_settable_ctx_params[] = {
33 {OSSL_DIGEST_PARAM_SSL3_MS, OSSL_PARAM_OCTET_STRING, NULL, 0, 0},
34 OSSL_PARAM_END
35 };
36 static const OSSL_PARAM *sha1_settable_ctx_params(ossl_unused void *provctx)
37 {
38 return known_sha1_settable_ctx_params;
39 }
40
41 /* Special set_params method for SSL3 */
42 static int sha1_set_ctx_params(void *vctx, const OSSL_PARAM params[])
43 {
44 const OSSL_PARAM *p;
45 SHA_CTX *ctx = (SHA_CTX *)vctx;
46
47 if (ctx != NULL && params != NULL) {
48 p = OSSL_PARAM_locate_const(params, OSSL_DIGEST_PARAM_SSL3_MS);
49 if (p != NULL && p->data_type == OSSL_PARAM_OCTET_STRING)
50 return ossl_sha1_ctrl(ctx, EVP_CTRL_SSL3_MASTER_SECRET,
51 p->data_size, p->data);
52 }
53 return 0;
54 }
55
56 /* ossl_sha1_functions */
57 IMPLEMENT_digest_functions_with_settable_ctx(
58 sha1, SHA_CTX, SHA_CBLOCK, SHA_DIGEST_LENGTH, SHA2_FLAGS,
59 SHA1_Init, SHA1_Update, SHA1_Final,
60 sha1_settable_ctx_params, sha1_set_ctx_params)
61
62 /* ossl_sha224_functions */
63 IMPLEMENT_digest_functions(sha224, SHA256_CTX,
64 SHA256_CBLOCK, SHA224_DIGEST_LENGTH, SHA2_FLAGS,
65 SHA224_Init, SHA224_Update, SHA224_Final)
66
67 /* ossl_sha256_functions */
68 IMPLEMENT_digest_functions(sha256, SHA256_CTX,
69 SHA256_CBLOCK, SHA256_DIGEST_LENGTH, SHA2_FLAGS,
70 SHA256_Init, SHA256_Update, SHA256_Final)
71
72 /* ossl_sha384_functions */
73 IMPLEMENT_digest_functions(sha384, SHA512_CTX,
74 SHA512_CBLOCK, SHA384_DIGEST_LENGTH, SHA2_FLAGS,
75 SHA384_Init, SHA384_Update, SHA384_Final)
76
77 /* ossl_sha512_functions */
78 IMPLEMENT_digest_functions(sha512, SHA512_CTX,
79 SHA512_CBLOCK, SHA512_DIGEST_LENGTH, SHA2_FLAGS,
80 SHA512_Init, SHA512_Update, SHA512_Final)
81
82 /* ossl_sha512_224_functions */
83 IMPLEMENT_digest_functions(sha512_224, SHA512_CTX,
84 SHA512_CBLOCK, SHA224_DIGEST_LENGTH, SHA2_FLAGS,
85 sha512_224_init, SHA512_Update, SHA512_Final)
86
87 /* ossl_sha512_256_functions */
88 IMPLEMENT_digest_functions(sha512_256, SHA512_CTX,
89 SHA512_CBLOCK, SHA256_DIGEST_LENGTH, SHA2_FLAGS,
90 sha512_256_init, SHA512_Update, SHA512_Final)
91