1 /*
2  * libjingle
3  * Copyright 2004 Google Inc.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  *  1. Redistributions of source code must retain the above copyright notice,
9  *     this list of conditions and the following disclaimer.
10  *  2. Redistributions in binary form must reproduce the above copyright notice,
11  *     this list of conditions and the following disclaimer in the documentation
12  *     and/or other materials provided with the distribution.
13  *  3. The name of the author may not be used to endorse or promote products
14  *     derived from this software without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #ifndef TALK_MEDIA_BASE_CRYPTOPARAMS_H_
29 #define TALK_MEDIA_BASE_CRYPTOPARAMS_H_
30 
31 #include <string>
32 
33 namespace cricket {
34 
35 // Parameters for SRTP negotiation, as described in RFC 4568.
36 struct CryptoParams {
CryptoParamsCryptoParams37   CryptoParams() : tag(0) {}
CryptoParamsCryptoParams38   CryptoParams(int t,
39                const std::string& cs,
40                const std::string& kp,
41                const std::string& sp)
42       : tag(t), cipher_suite(cs), key_params(kp), session_params(sp) {}
43 
MatchesCryptoParams44   bool Matches(const CryptoParams& params) const {
45     return (tag == params.tag && cipher_suite == params.cipher_suite);
46   }
47 
48   int tag;
49   std::string cipher_suite;
50   std::string key_params;
51   std::string session_params;
52 };
53 
54 }  // namespace cricket
55 
56 #endif  // TALK_MEDIA_BASE_CRYPTOPARAMS_H_
57