bool C4Network2IO::Connect(const C4NetIO::addr_t &addr, C4Network2IOProtocol eProt, const C4ClientCore &nCCore, const char *szPassword) // by main thread
{
// get network class
C4NetIO *pNetIO = getNetIO(eProt);
if (!pNetIO) return false;
// already connected/connecting?
if (GetConnectionByConnAddr(addr, pNetIO)) return true;
// assign new connection ID, peer address isn't known yet
uint32_t iConnID = iNextConnID++;
C4NetIO::addr_t paddr;
ZeroMem(&paddr, sizeof paddr);
// create connection object and add to list
C4Network2IOConnection *pConn = new C4Network2IOConnection();
pConn->Set(pNetIO, eProt, paddr, addr, CS_Connect, szPassword, iConnID);
pConn->SetCCore(nCCore);
AddConnection(pConn);
// connect
if (!pConn->Connect())
{
// show error
LogF("Network: could not connect to %s:%d using %s: %s", inet_ntoa(addr.sin_addr), htons(addr.sin_port),
getNetIOName(pNetIO), pNetIO->GetError() ? pNetIO->GetError() : "");
pNetIO->ResetError();
// remove class
RemoveConnection(pConn);
return false;
}
// ok, wait for connection
return true;
}
// C4NetIO interface
bool C4Network2IO::OnConn(const C4NetIO::addr_t &PeerAddr, const C4NetIO::addr_t &ConnectAddr, const C4NetIO::addr_t *pOwnAddr, C4NetIO *pNetIO)
{
// puncher answer? We just make sure here a connection /can/ be established, so close it instantly.
if (pNetIO == pNetIO_UDP)
if (PuncherAddr.sin_addr.s_addr && AddrEqual(PuncherAddr, ConnectAddr))
{
// got an address?
if (pOwnAddr)
OnPunch(*pOwnAddr);
// this is only a test connection - close it instantly
return false;
}
#if(C4NET2IO_DUMP_LEVEL > 1)
Application.InteractiveThread.ThreadLogS("OnConn: %s %s",
C4TimeMilliseconds::Now().AsString().getData(),
getNetIOName(pNetIO));
#endif
// search connection
C4Network2IOConnection *pConn = NULL;
if (ConnectAddr.sin_addr.s_addr)
pConn = GetConnectionByConnAddr(ConnectAddr, pNetIO);
// not found?
if (!pConn)
{
// allow connect?
if (!fAllowConnect) return false;
// create new connection object
uint32_t iConnID = iNextConnID++;
pConn = new C4Network2IOConnection();
pConn->Set(pNetIO, getNetIOProt(pNetIO), PeerAddr, ConnectAddr, CS_Connected, NULL, iConnID);
// add to list
AddConnection(pConn);
}
else
{
// already closed this connection (attempt)?
if (pConn->isClosed())
return false;
if (!pConn->isOpen())
{
// change status
pConn->SetStatus(CS_Connected);
pConn->SetPeerAddr(PeerAddr);
}
}
// send welcome packet, if appropriate
SendConnPackets();
#if(C4NET2IO_DUMP_LEVEL > 0)
// log
Application.InteractiveThread.ThreadLogS("Network: got %s connection from %s:%d", getNetIOName(pNetIO), inet_ntoa(PeerAddr.sin_addr), htons(PeerAddr.sin_port));
#endif
// do event (disabled - unused)
// pConn->AddRef(); PushNetEv(NE_Conn, pConn);
// ok
return true;
}