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1 #ifndef HEADER_CURL_MD5_H
2 #define HEADER_CURL_MD5_H
3 /***************************************************************************
4  *                                  _   _ ____  _
5  *  Project                     ___| | | |  _ \| |
6  *                             / __| | | | |_) | |
7  *                            | (__| |_| |  _ <| |___
8  *                             \___|\___/|_| \_\_____|
9  *
10  * Copyright (C) 1998 - 2010, 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.haxx.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 
30 typedef void (* Curl_MD5_init_func)(void *context);
31 typedef void (* Curl_MD5_update_func)(void *context,
32                                       const unsigned char *data,
33                                       unsigned int len);
34 typedef void (* Curl_MD5_final_func)(unsigned char *result, void *context);
35 
36 typedef struct {
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 } MD5_params;
43 
44 typedef struct {
45   const MD5_params      *md5_hash;      /* Hash function definition */
46   void                  *md5_hashctx;   /* Hash function context */
47 } MD5_context;
48 
49 extern const MD5_params Curl_DIGEST_MD5[1];
50 extern const HMAC_params Curl_HMAC_MD5[1];
51 
52 void Curl_md5it(unsigned char *output,
53                 const unsigned char *input);
54 
55 MD5_context * Curl_MD5_init(const MD5_params *md5params);
56 int Curl_MD5_update(MD5_context *context,
57                     const unsigned char *data,
58                     unsigned int len);
59 int Curl_MD5_final(MD5_context *context, unsigned char *result);
60 
61 #endif
62 
63 #endif /* HEADER_CURL_MD5_H */
64