d3614be2e0
git-svn-id: http://mc-server.googlecode.com/svn/trunk@215 0a769ca7-a7f5-676a-18bf-c427514a06d6
146 lines
2.9 KiB
C++
146 lines
2.9 KiB
C++
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#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
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#include "cTCPLink.h"
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#include "cSocket.h"
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#include "MCSocket.h"
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#ifdef _WIN32
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#define MSG_NOSIGNAL (0)
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#endif
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#ifdef __MACH__
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#define MSG_NOSIGNAL (0)
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#endif
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cTCPLink::cTCPLink()
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: m_Socket( 0 )
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, m_StopEvent( new cEvent() )
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{
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}
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cTCPLink::~cTCPLink()
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{
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if( m_Socket )
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{
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CloseSocket();
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m_StopEvent->Wait();
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}
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delete m_StopEvent;
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}
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void cTCPLink::CloseSocket()
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{
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if( m_Socket )
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{
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m_Socket.CloseSocket();
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m_Socket = 0;
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}
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}
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bool cTCPLink::Connect( const char* a_Address, unsigned int a_Port )
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{
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if( m_Socket )
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{
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LOGWARN("WARNING: cTCPLink Connect() called while still connected. ALWAYS disconnect before re-connecting!");
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}
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struct hostent *hp;
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unsigned int addr;
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struct sockaddr_in server;
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#ifdef _WIN32
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WSADATA wsaData;
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int wsaret=WSAStartup(/*0x101*/ MAKEWORD(2, 2),&wsaData);
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if(wsaret!=0)
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{
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LOGERROR("cTCPLink: WSAStartup returned error");
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return false;
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}
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#endif
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m_Socket=socket(AF_INET,SOCK_STREAM,0);
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if( !m_Socket.IsValid() )
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{
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LOGERROR("cTCPLink: Invalid socket");
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m_Socket = 0;
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return false;
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}
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addr=inet_addr( a_Address );
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hp=gethostbyaddr((char*)&addr,sizeof(addr),AF_INET);
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if(hp==NULL)
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{
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//LOGWARN("cTCPLink: gethostbyaddr returned NULL");
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hp = gethostbyname( a_Address );
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if( hp == NULL )
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{
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LOGWARN("cTCPLink: Could not resolve %s", a_Address);
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CloseSocket();
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return false;
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}
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}
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server.sin_addr.s_addr=*((unsigned long*)hp->h_addr);
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server.sin_family=AF_INET;
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server.sin_port=htons( (unsigned short)a_Port );
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if( connect( m_Socket, (struct sockaddr*)&server, sizeof(server) ) )
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{
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LOGWARN("cTCPLink: No response from server (%i)", errno);
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CloseSocket();
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return false;
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}
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cThread( ReceiveThread, this );
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return true;
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}
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int cTCPLink::Send( char* a_Data, unsigned int a_Size, int a_Flags /* = 0 */ )
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{
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//LOG("TCPLink::Send()");
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if( !m_Socket )
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{
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LOGWARN("cTCPLink: Trying to send data without a valid connection!");
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return -1;
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}
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return send( m_Socket, a_Data, a_Size, a_Flags | MSG_NOSIGNAL );
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}
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int cTCPLink::SendMessage( const char* a_Message, int a_Flags /* = 0 */ )
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{
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//LOG("TCPLink::SendMessage()");
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if( !m_Socket )
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{
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LOGWARN("cTCPLink: Trying to send message without a valid connection!");
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return -1;
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}
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return send( m_Socket, a_Message, strlen(a_Message), a_Flags | MSG_NOSIGNAL );
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}
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void cTCPLink::ReceiveThread( void* a_Param)
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{
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cTCPLink* self = (cTCPLink*)a_Param;
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SOCKET Socket = self->m_Socket;
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int Received = 0;
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do
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{
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char Data[256];
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Received = recv(Socket, Data, 256, 0);
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self->ReceivedData( Data, (Received>0?Received:-1) );
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} while ( Received > 0 );
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LOGINFO("cTCPLink Disconnected (%i)", Received );
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if( Socket == self->m_Socket ) self->m_StopEvent->Set();
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}
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