1#ifndef HEADER_CURL_MD5_H
2#define HEADER_CURL_MD5_H
3/***************************************************************************
4 * _ _ ____ _
5 * Project ___| | | | _ \| |
6 * / __| | | | |_) | |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
11 *
12 * This software is licensed as described in the file COPYING, which
13 * you should have received as part of this distribution. The terms
14 * are also available at https://curl.se/docs/copyright.html.
15 *
16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17 * copies of the Software, and permit persons to whom the Software is
18 * furnished to do so, under the terms of the COPYING file.
19 *
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
22 *
23 ***************************************************************************/
24
25#ifndef CURL_DISABLE_CRYPTO_AUTH
26#include "curl_hmac.h"
27
28#define MD5_DIGEST_LEN 16
29
30typedef void (* Curl_MD5_init_func)(void *context);
31typedef void (* Curl_MD5_update_func)(void *context,
32 const unsigned char *data,
33 unsigned int len);
34typedef void (* Curl_MD5_final_func)(unsigned char *result, void *context);
35
36struct MD5_params {
37 Curl_MD5_init_func md5_init_func; /* Initialize context procedure */
38 Curl_MD5_update_func md5_update_func; /* Update context with data */
39 Curl_MD5_final_func md5_final_func; /* Get final result procedure */
40 unsigned int md5_ctxtsize; /* Context structure size */
41 unsigned int md5_resultlen; /* Result length (bytes) */
42};
43
44struct MD5_context {
45 const struct MD5_params *md5_hash; /* Hash function definition */
46 void *md5_hashctx; /* Hash function context */
47};
48
49extern const struct MD5_params Curl_DIGEST_MD5[1];
50extern const struct HMAC_params Curl_HMAC_MD5[1];
51
52void Curl_md5it(unsigned char *output, const unsigned char *input,
53 const size_t len);
54
55struct MD5_context *Curl_MD5_init(const struct MD5_params *md5params);
56CURLcode Curl_MD5_update(struct MD5_context *context,
57 const unsigned char *data,
58 unsigned int len);
59CURLcode Curl_MD5_final(struct MD5_context *context, unsigned char *result);
60
61#endif
62
63#endif /* HEADER_CURL_MD5_H */
64