151 lines
2.5 KiB
C++
151 lines
2.5 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 "cBlockingTCPLink.h"
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#include "packets/cPacket.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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cBlockingTCPLink::cBlockingTCPLink(void)
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{
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}
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cBlockingTCPLink::~cBlockingTCPLink()
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{
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CloseSocket();
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}
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void cBlockingTCPLink::CloseSocket()
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{
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if (!m_Socket.IsValid())
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{
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m_Socket.CloseSocket();
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}
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}
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bool cBlockingTCPLink::Connect(const char * iAddress, unsigned int iPort)
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{
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ASSERT(!m_Socket.IsValid());
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if (m_Socket.IsValid())
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{
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LOGWARN("WARNING: cTCPLink Connect() called while still connected.");
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m_Socket.CloseSocket();
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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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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: Cannot create a socket");
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return false;
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}
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addr = inet_addr(iAddress);
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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(iAddress);
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if (hp == NULL)
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{
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LOGWARN("cTCPLink: Could not resolve %s", iAddress);
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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)iPort);
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if (connect(m_Socket, (struct sockaddr *)&server, sizeof(server)))
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{
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LOGWARN("cTCPLink: Connection to \"%s:%d\" failed (%s)", iAddress, iPort, cSocket::GetErrorString( cSocket::GetLastError() ).c_str() );
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CloseSocket();
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return false;
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}
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return true;
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}
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int cBlockingTCPLink::Send(char * a_Data, unsigned int a_Size, int a_Flags /* = 0 */ )
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{
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ASSERT(m_Socket.IsValid());
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if (!m_Socket.IsValid())
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{
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LOGERROR("cBlockingTCPLink: Trying to send data without a valid connection!");
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return -1;
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}
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return m_Socket.Send(a_Data, a_Size);
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}
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int cBlockingTCPLink::SendMessage( const char* a_Message, int a_Flags /* = 0 */ )
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{
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ASSERT(m_Socket.IsValid());
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if (!m_Socket.IsValid())
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{
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LOGWARN("cBlockingTCPLink: Trying to send message without a valid connection!");
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return -1;
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}
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return m_Socket.Send(a_Message, strlen(a_Message));
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}
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void cBlockingTCPLink::ReceiveData(AString & oData)
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{
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ASSERT(m_Socket.IsValid());
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if (!m_Socket.IsValid())
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{
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return;
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}
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int Received = 0;
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char Buffer[256];
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while ((Received = recv(m_Socket, Buffer, sizeof(Buffer), 0)) > 0)
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{
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oData.append(Buffer, Received);
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}
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}
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