void CIcqProto::handleCloseChannel(BYTE *buf, WORD datalen, serverthread_info *info) { oscar_tlv_chain *chain = NULL; // Parse server reply, prepare reconnection if (!info->bLoggedIn && datalen && !info->newServerReady) handleLoginReply(buf, datalen, info); if (info->isMigrating) handleMigration(info); if ((!info->bLoggedIn || info->isMigrating) && info->newServerReady) { if (!connectNewServer(info)) { // Connecting failed if (info->isMigrating) icq_LogUsingErrorCode(LOG_ERROR, GetLastError(), LPGEN("Unable to connect to migrated ICQ communication server")); else icq_LogUsingErrorCode(LOG_ERROR, GetLastError(), LPGEN("Unable to connect to ICQ communication server")); SetCurrentStatus(ID_STATUS_OFFLINE); info->isMigrating = 0; } info->newServerReady = 0; return; } if (chain = readIntoTLVChain(&buf, datalen, 0)) { // TLV 9 errors (runtime errors?) WORD wError = chain->getWord(0x09, 1); if (wError) { SetCurrentStatus(ID_STATUS_OFFLINE); handleRuntimeError(wError); } disposeChain(&chain); } // Server closed connection on error, or sign off NetLib_CloseConnection(&hServerConn, TRUE); }
void CIcqProto::sendServPacket(icq_packet *pPacket) { // make sure to have the connection handle connectionHandleMutex->Enter(); if (hServerConn) { int nSendResult; // This critsec makes sure that the sequence order doesn't get screwed up localSeqMutex->Enter(); // :IMPORTANT: // The FLAP sequence must be a WORD. When it reaches 0xFFFF it should wrap to // 0x0000, otherwise we'll get kicked by server. wLocalSequence++; // Pack sequence number pPacket->pData[2] = ((wLocalSequence & 0xff00) >> 8); pPacket->pData[3] = (wLocalSequence & 0x00ff); nSendResult = Netlib_Send(hServerConn, (const char *)pPacket->pData, pPacket->wLen, 0); localSeqMutex->Leave(); connectionHandleMutex->Leave(); // Send error if (nSendResult == SOCKET_ERROR) { icq_LogUsingErrorCode(LOG_ERROR, GetLastError(), LPGEN("Your connection with the ICQ server was abortively closed")); icq_serverDisconnect(FALSE); if (m_iStatus != ID_STATUS_OFFLINE) { SetCurrentStatus(ID_STATUS_OFFLINE); } } else { // Rates management icq_lock l(m_ratesMutex); m_rates->packetSent(pPacket); } } else {
void __cdecl CIcqProto::ServerThread(serverthread_start_info *infoParam) { serverthread_info info = {0}; info.isLoginServer = 1; info.wAuthKeyLen = infoParam->wPassLen; null_strcpy((char*)info.szAuthKey, infoParam->szPass, info.wAuthKeyLen); // store server port info.wServerPort = infoParam->nloc.wPort; srand(time(NULL)); ResetSettingsOnConnect(); // Connect to the login server NetLog_Server("Authenticating to server"); { NETLIBOPENCONNECTION nloc = infoParam->nloc; nloc.timeout = 6; if (m_bGatewayMode) nloc.flags |= NLOCF_HTTPGATEWAY; hServerConn = NetLib_OpenConnection(m_hServerNetlibUser, NULL, &nloc); SAFE_FREE((void**)&nloc.szHost); SAFE_FREE((void**)&infoParam); if (hServerConn && m_bSecureConnection) { if (!CallService(MS_NETLIB_STARTSSL, (WPARAM)hServerConn, 0)) { icq_LogMessage(LOG_ERROR, LPGEN("Unable to connect to ICQ login server, SSL could not be negotiated")); SetCurrentStatus(ID_STATUS_OFFLINE); NetLib_CloseConnection(&hServerConn, TRUE); return; } } } // Login error if (hServerConn == NULL) { DWORD dwError = GetLastError(); SetCurrentStatus(ID_STATUS_OFFLINE); icq_LogUsingErrorCode(LOG_ERROR, dwError, LPGEN("Unable to connect to ICQ login server")); return; } // Initialize direct connection ports { DWORD dwInternalIP; BYTE bConstInternalIP = getSettingByte(NULL, "ConstRealIP", 0); info.hDirectBoundPort = NetLib_BindPort(icq_newConnectionReceived, this, &wListenPort, &dwInternalIP); if (!info.hDirectBoundPort) { icq_LogUsingErrorCode(LOG_WARNING, GetLastError(), LPGEN("Miranda was unable to allocate a port to listen for direct peer-to-peer connections between clients. You will be able to use most of the ICQ network without problems but you may be unable to send or receive files.\n\nIf you have a firewall this may be blocking Miranda, in which case you should configure your firewall to leave some ports open and tell Miranda which ports to use in M->Options->ICQ->Network.")); wListenPort = 0; if (!bConstInternalIP) deleteSetting(NULL, "RealIP"); } else if (!bConstInternalIP) setSettingDword(NULL, "RealIP", dwInternalIP); } // Initialize rate limiting queues { icq_lock l(m_ratesMutex); m_ratesQueue_Request = new rates_queue(this, "request", RML_IDLE_30, RML_IDLE_50, 1); m_ratesQueue_Response = new rates_queue(this, "response", RML_IDLE_10, RML_IDLE_30, -1); } // This is the "infinite" loop that receives the packets from the ICQ server { int recvResult; NETLIBPACKETRECVER packetRecv = {0}; info.hPacketRecver = (HANDLE)CallService(MS_NETLIB_CREATEPACKETRECVER, (WPARAM)hServerConn, 0x2400); packetRecv.cbSize = sizeof(packetRecv); packetRecv.dwTimeout = INFINITE; while (serverThreadHandle) { if (info.bReinitRecver) { // we reconnected, reinit struct info.bReinitRecver = 0; ZeroMemory(&packetRecv, sizeof(packetRecv)); packetRecv.cbSize = sizeof(packetRecv); packetRecv.dwTimeout = INFINITE; } recvResult = CallService(MS_NETLIB_GETMOREPACKETS, (WPARAM)info.hPacketRecver, (LPARAM)&packetRecv); if (recvResult == 0) { NetLog_Server("Clean closure of server socket"); break; } if (recvResult == SOCKET_ERROR) { NetLog_Server("Abortive closure of server socket, error: %d", GetLastError()); break; } if (m_iDesiredStatus == ID_STATUS_OFFLINE) { // Disconnect requested, send disconnect packet icq_sendCloseConnection(); // disconnected upon request m_bConnectionLost = FALSE; SetCurrentStatus(ID_STATUS_OFFLINE); NetLog_Server("Logged off."); break; } // Deal with the packet packetRecv.bytesUsed = handleServerPackets(packetRecv.buffer, packetRecv.bytesAvailable, &info); } serverThreadHandle = NULL; // Time to shutdown NetLib_CloseConnection(&hServerConn, TRUE); // Close the packet receiver (connection may still be open) NetLib_SafeCloseHandle(&info.hPacketRecver); // Close DC port NetLib_SafeCloseHandle(&info.hDirectBoundPort); } // disable auto info-update thread icq_EnableUserLookup(FALSE); if (m_iStatus != ID_STATUS_OFFLINE && m_iDesiredStatus != ID_STATUS_OFFLINE) { if (!info.bLoggedIn) icq_LogMessage(LOG_FATAL, LPGEN("Connection failed.\nLogin sequence failed for unknown reason.\nTry again later.")); // set flag indicating we were kicked out m_bConnectionLost = TRUE; SetCurrentStatus(ID_STATUS_OFFLINE); } // signal keep-alive thread to stop StopKeepAlive(&info); // Close all open DC connections CloseContactDirectConns(NULL); // Close avatar connection if any StopAvatarThread(); // Offline all contacts HANDLE hContact = FindFirstContact(); while (hContact) { DWORD dwUIN; uid_str szUID; if (!getContactUid(hContact, &dwUIN, &szUID)) { if (getContactStatus(hContact) != ID_STATUS_OFFLINE) { char tmp = 0; setSettingWord(hContact, "Status", ID_STATUS_OFFLINE); handleXStatusCaps(dwUIN, szUID, hContact, (BYTE*)&tmp, 0, &tmp, 0); } } hContact = FindNextContact(hContact); } setSettingDword(NULL, "LogonTS", 0); // clear logon time servlistPendingFlushOperations(); // clear pending operations list { // release rates queues icq_lock l(m_ratesMutex); SAFE_DELETE((void_struct**)&m_ratesQueue_Request); SAFE_DELETE((void_struct**)&m_ratesQueue_Response); SAFE_DELETE((void_struct**)&m_rates); } FlushServerIDs(); // clear server IDs list NetLog_Server("%s thread ended.", "Server"); }