1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef REMOTING_PROTOCOL_CONTENT_DESCRIPTION_H_ 6 #define REMOTING_PROTOCOL_CONTENT_DESCRIPTION_H_ 7 8 #include <string> 9 10 #include "base/memory/scoped_ptr.h" 11 #include "base/memory/ref_counted.h" 12 #include "remoting/protocol/session_config.h" 13 #include "third_party/libjingle/source/talk/p2p/base/sessiondescription.h" 14 15 namespace buzz { 16 class XmlElement; 17 } // namespace buzz 18 19 namespace remoting { 20 namespace protocol { 21 22 // ContentDescription used for chromoting sessions. It contains the information 23 // from the content description stanza in the session intialization handshake. 24 // 25 // This class also provides a type abstraction so that the Chromotocol Session 26 // interface does not need to depend on libjingle. 27 class ContentDescription : public cricket::ContentDescription { 28 public: 29 static const char kChromotingContentName[]; 30 31 ContentDescription(scoped_ptr<CandidateSessionConfig> config, 32 scoped_ptr<buzz::XmlElement> authenticator_message); 33 virtual ~ContentDescription(); 34 35 virtual ContentDescription* Copy() const OVERRIDE; 36 config()37 const CandidateSessionConfig* config() const { 38 return candidate_config_.get(); 39 } 40 authenticator_message()41 const buzz::XmlElement* authenticator_message() const { 42 return authenticator_message_.get(); 43 } 44 45 buzz::XmlElement* ToXml() const; 46 47 static scoped_ptr<ContentDescription> ParseXml( 48 const buzz::XmlElement* element); 49 50 private: 51 scoped_ptr<const CandidateSessionConfig> candidate_config_; 52 scoped_ptr<const buzz::XmlElement> authenticator_message_; 53 54 static bool ParseChannelConfigs(const buzz::XmlElement* const element, 55 const char tag_name[], 56 bool codec_required, 57 bool optional, 58 std::list<ChannelConfig>* const configs); 59 }; 60 61 } // namespace protocol 62 } // namespace remoting 63 64 #endif // REMOTING_PROTOCOL_CONTENT_DESCRIPTION_H_ 65