1 #ifndef HEADER_CURL_KEYLOG_H
2 #define HEADER_CURL_KEYLOG_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 #include "curl_setup.h"
25 
26 /*
27  * Opens the TLS key log file if requested by the user. The SSLKEYLOGFILE
28  * environment variable specifies the output file.
29  */
30 void Curl_tls_keylog_open(void);
31 
32 /*
33  * Closes the TLS key log file if not already.
34  */
35 void Curl_tls_keylog_close(void);
36 
37 /*
38  * Returns true if the user successfully enabled the TLS key log file.
39  */
40 bool Curl_tls_keylog_enabled(void);
41 
42 /*
43  * Appends a key log file entry.
44  * Returns true iff the key log file is open and a valid entry was provided.
45  */
46 bool Curl_tls_keylog_write(const char *label,
47                            const unsigned char client_random[32],
48                            const unsigned char *secret, size_t secretlen);
49 
50 /*
51  * Appends a line to the key log file, ensure it is terminated by a LF.
52  * Returns true iff the key log file is open and a valid line was provided.
53  */
54 bool Curl_tls_keylog_write_line(const char *line);
55 
56 #endif /* HEADER_CURL_KEYLOG_H */
57