1 | /* |
2 | * Copyright 1995-2021 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 | #ifndef OPENSSL_HMAC_H |
11 | # define OPENSSL_HMAC_H |
12 | # pragma once |
13 | |
14 | # include <openssl/macros.h> |
15 | # ifndef OPENSSL_NO_DEPRECATED_3_0 |
16 | # define |
17 | # endif |
18 | |
19 | # include <openssl/opensslconf.h> |
20 | |
21 | # include <openssl/evp.h> |
22 | |
23 | # ifndef OPENSSL_NO_DEPRECATED_3_0 |
24 | # define HMAC_MAX_MD_CBLOCK 200 /* Deprecated */ |
25 | # endif |
26 | |
27 | # ifdef __cplusplus |
28 | extern "C" { |
29 | # endif |
30 | |
31 | # ifndef OPENSSL_NO_DEPRECATED_3_0 |
32 | OSSL_DEPRECATEDIN_3_0 size_t HMAC_size(const HMAC_CTX *e); |
33 | OSSL_DEPRECATEDIN_3_0 HMAC_CTX *HMAC_CTX_new(void); |
34 | OSSL_DEPRECATEDIN_3_0 int HMAC_CTX_reset(HMAC_CTX *ctx); |
35 | OSSL_DEPRECATEDIN_3_0 void HMAC_CTX_free(HMAC_CTX *ctx); |
36 | # endif |
37 | # ifndef OPENSSL_NO_DEPRECATED_1_1_0 |
38 | OSSL_DEPRECATEDIN_1_1_0 __owur int HMAC_Init(HMAC_CTX *ctx, |
39 | const void *key, int len, |
40 | const EVP_MD *md); |
41 | # endif |
42 | # ifndef OPENSSL_NO_DEPRECATED_3_0 |
43 | OSSL_DEPRECATEDIN_3_0 int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, |
44 | const EVP_MD *md, ENGINE *impl); |
45 | OSSL_DEPRECATEDIN_3_0 int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, |
46 | size_t len); |
47 | OSSL_DEPRECATEDIN_3_0 int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, |
48 | unsigned int *len); |
49 | OSSL_DEPRECATEDIN_3_0 __owur int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx); |
50 | OSSL_DEPRECATEDIN_3_0 void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags); |
51 | OSSL_DEPRECATEDIN_3_0 const EVP_MD *HMAC_CTX_get_md(const HMAC_CTX *ctx); |
52 | # endif |
53 | |
54 | unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len, |
55 | const unsigned char *data, size_t data_len, |
56 | unsigned char *md, unsigned int *md_len); |
57 | |
58 | # ifdef __cplusplus |
59 | } |
60 | # endif |
61 | |
62 | #endif |
63 | |