1 /* 2 * libjingle 3 * Copyright 2004--2005, 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_XMPP_XMPPSOCKET_H_ 29 #define TALK_XMPP_XMPPSOCKET_H_ 30 31 #include "talk/xmpp/asyncsocket.h" 32 #include "talk/xmpp/xmppengine.h" 33 #include "webrtc/base/asyncsocket.h" 34 #include "webrtc/base/bytebuffer.h" 35 #include "webrtc/base/sigslot.h" 36 37 // The below define selects the SSLStreamAdapter implementation for 38 // SSL, as opposed to the SSLAdapter socket adapter. 39 // #define USE_SSLSTREAM 40 41 namespace rtc { 42 class StreamInterface; 43 class SocketAddress; 44 }; 45 extern rtc::AsyncSocket* cricket_socket_; 46 47 namespace buzz { 48 49 class XmppSocket : public buzz::AsyncSocket, public sigslot::has_slots<> { 50 public: 51 XmppSocket(buzz::TlsOptions tls); 52 ~XmppSocket(); 53 54 virtual buzz::AsyncSocket::State state(); 55 virtual buzz::AsyncSocket::Error error(); 56 virtual int GetError(); 57 58 virtual bool Connect(const rtc::SocketAddress& addr); 59 virtual bool Read(char * data, size_t len, size_t* len_read); 60 virtual bool Write(const char * data, size_t len); 61 virtual bool Close(); 62 virtual bool StartTls(const std::string & domainname); 63 64 sigslot::signal1<int> SignalCloseEvent; 65 66 private: 67 void CreateCricketSocket(int family); 68 #ifndef USE_SSLSTREAM 69 void OnReadEvent(rtc::AsyncSocket * socket); 70 void OnWriteEvent(rtc::AsyncSocket * socket); 71 void OnConnectEvent(rtc::AsyncSocket * socket); 72 void OnCloseEvent(rtc::AsyncSocket * socket, int error); 73 #else // USE_SSLSTREAM 74 void OnEvent(rtc::StreamInterface* stream, int events, int err); 75 #endif // USE_SSLSTREAM 76 77 rtc::AsyncSocket * cricket_socket_; 78 #ifdef USE_SSLSTREAM 79 rtc::StreamInterface *stream_; 80 #endif // USE_SSLSTREAM 81 buzz::AsyncSocket::State state_; 82 rtc::ByteBuffer buffer_; 83 buzz::TlsOptions tls_; 84 }; 85 86 } // namespace buzz 87 88 #endif // TALK_XMPP_XMPPSOCKET_H_ 89 90