diff options
Diffstat (limited to 'kopete/protocols/jabber/jingle/libjingle/talk/p2p/base/tcpport.h')
-rw-r--r-- | kopete/protocols/jabber/jingle/libjingle/talk/p2p/base/tcpport.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/kopete/protocols/jabber/jingle/libjingle/talk/p2p/base/tcpport.h b/kopete/protocols/jabber/jingle/libjingle/talk/p2p/base/tcpport.h new file mode 100644 index 00000000..f6a9beb7 --- /dev/null +++ b/kopete/protocols/jabber/jingle/libjingle/talk/p2p/base/tcpport.h @@ -0,0 +1,116 @@ +/* + * libjingle + * Copyright 2004--2005, Google Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __TCPPORT_H__ +#define __TCPPORT_H__ + +#include <list> +#include "talk/base/asynctcpsocket.h" +#include "talk/p2p/base/port.h" + +namespace cricket { + +class TCPConnection; + +extern const std::string LOCAL_PORT_TYPE; // type of TCP ports + +// Communicates using a local TCP port. +// +// This class is designed to allow subclasses to take advantage of the +// connection management provided by this class. A subclass should take of all +// packet sending and preparation, but when a packet is received, it should +// call this TCPPort::OnReadPacket (3 arg) to dispatch to a connection. +class TCPPort : public Port { +public: + TCPPort(Thread* thread, SocketFactory* factory, Network* network, + const SocketAddress& address); + virtual ~TCPPort(); + + virtual Connection* CreateConnection(const Candidate& address, CandidateOrigin origin); + + virtual void PrepareAddress(); + + virtual int SetOption(Socket::Option opt, int value); + virtual int GetError(); + +protected: + // Handles sending using the local TCP socket. + virtual int SendTo(const void* data, size_t size, const SocketAddress& addr, bool payload); + + // Creates TCPConnection for incoming sockets + void OnAcceptEvent(AsyncSocket* socket); + + AsyncSocket* socket() { return socket_; } + +private: + bool incoming_only_; + AsyncSocket* socket_; + int error_; + + struct Incoming { + SocketAddress addr; + AsyncTCPSocket * socket; + }; + std::list<Incoming> incoming_; + + AsyncTCPSocket * GetIncoming(const SocketAddress& addr, bool remove = false); + + // Receives packet signal from the local TCP Socket. + void OnReadPacket(const char* data, size_t size, const SocketAddress& remote_addr, + AsyncPacketSocket* socket); + + friend class TCPConnection; +}; + +class TCPConnection : public Connection { +public: + // Connection is outgoing unless socket is specified + TCPConnection(TCPPort* port, const Candidate& candidate, AsyncTCPSocket* socket = 0); + virtual ~TCPConnection(); + + virtual int Send(const void* data, size_t size); + virtual int GetError(); + + AsyncTCPSocket * socket() { return socket_; } + +private: + TCPPort* tcpport(); + AsyncTCPSocket* socket_; + bool connected_; + int error_; + + void OnConnect(AsyncTCPSocket* socket); + void OnClose(AsyncTCPSocket* socket, int error); + void OnReadPacket(const char* data, size_t size, const SocketAddress& remote_addr, + AsyncPacketSocket* socket); + + friend class TCPPort; +}; + +} // namespace cricket + +#endif // __TCPPORT_H__ |