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113 lines
3.2 KiB
C++
113 lines
3.2 KiB
C++
/// \file
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/// \brief A simple TCP based server allowing sends and receives. Can be connected by any TCP client, including telnet.
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///
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/// This file is part of RakNet Copyright 2003 Kevin Jenkins.
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///
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/// Usage of RakNet is subject to the appropriate license agreement.
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/// Creative Commons Licensees are subject to the
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/// license found at
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/// http://creativecommons.org/licenses/by-nc/2.5/
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/// Single application licensees are subject to the license found at
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/// http://www.rakkarsoft.com/SingleApplicationLicense.html
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/// Custom license users are subject to the terms therein.
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/// GPL license users are subject to the GNU General Public
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/// License as published by the Free
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/// Software Foundation; either version 2 of the License, or (at your
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/// option) any later version.
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#ifndef __SIMPLE_TCP_SERVER
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#define __SIMPLE_TCP_SERVER
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#ifdef _COMPATIBILITY_1
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#include "Compatibility1Includes.h"
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#elif defined(_WIN32)
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#else
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/select.h> // fd_set
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <unistd.h>
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#include <pthread.h>
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/// Unix/Linux uses ints for sockets
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typedef int SOCKET;
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#define INVALID_SOCKET -1
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#define SOCKET_ERROR -1
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#endif
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#include "DS_List.h"
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#include "NetworkTypes.h"
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#include "SingleProducerConsumer.h"
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#include "Export.h"
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struct RemoteClient;
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/// \internal
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/// \brief As the name says, a simple multithreaded TCP server. Used by TelnetTransport
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class RAK_DLL_EXPORT TCPInterface
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{
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public:
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TCPInterface();
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~TCPInterface();
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/// Starts the TCP server on the indicated port
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bool Start(unsigned short port, unsigned short maxIncomingConnections);
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/// Stops the TCP server
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void Stop(void);
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/// Connect to the specified host on the specified port
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PlayerID Connect(const char* host, unsigned short remotePort);
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/// Sends a byte stream
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void Send( const char *data, unsigned length, PlayerID playerId );
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/// Returns data received
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Packet* Receive( void );
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/// Disconnects a player/address
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void CloseConnection( PlayerID playerId );
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/// Deallocates a packet returned by Receive
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void DeallocatePacket( Packet *packet );
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/// Queued events of new connections
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PlayerID HasNewConnection(void);
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/// Queued events of lost connections
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PlayerID HasLostConnection(void);
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protected:
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bool waitForClient;
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bool isStarted, threadRunning;
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SOCKET listenSocket;
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// Assuming remoteClients is only used by one thread!
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DataStructures::List<RemoteClient*> remoteClients;
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DataStructures::SingleProducerConsumer<Packet> outgoingMessages, incomingMessages;
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DataStructures::SingleProducerConsumer<PlayerID> newConnections, lostConnections, requestedCloseConnections;
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DataStructures::SingleProducerConsumer<RemoteClient*> newRemoteClients;
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#ifdef _WIN32
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HANDLE threadHandle;
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friend unsigned __stdcall UpdateTCPInterfaceLoop( LPVOID arguments );
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#else
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pthread_t threadHandle;
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friend void* UpdateTCPInterfaceLoop( void* arguments );
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#endif
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void DeleteRemoteClient(RemoteClient *remoteClient, fd_set *exceptionFD);
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};
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/// Stores information about a remote client. In this case, only the socket used by that client.
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struct RemoteClient
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{
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SOCKET socket;
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PlayerID playerId;
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};
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#endif
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