Example #1
0
BOOL KNetConnectPlayer::ProcessPacket( INT nConnectId, LPCBYTE pData, UINT uDataLen )
{
	QCONFIRM_RET_FALSE(nConnectId > 0 && nConnectId <= m_nMaxConnId);
	QCONFIRM_RET_FALSE(pData);

	RxStat(pData, uDataLen);

	INT nPlayerIndex = m_pnConnId2PlayerIndex[nConnectId];
	if (nPlayerIndex == 0)
	{
		// Process Login
		KC2S_LOGIN *pLL = (KC2S_LOGIN* )pData;
		QCONFIRM_RET_FALSE(pLL->byProtocol == emKPLBASE_PTC_C2S_LOGIN && uDataLen == sizeof(KC2S_LOGIN));
		//Q_Printl("pLL->byProtocol="<<pLL->byProtocol <<" uDataLen=" <<uDataLen);
		
		DWORD dwClientIp = 0;
		USHORT uClientPort = 0;
		g_piSocketServer->GetRemoteAddress(nConnectId, dwClientIp, uClientPort);
		Q_Printl("[ClientLogin] from [" << inet_ntoa(*(struct in_addr*)&dwClientIp) << ":" << uClientPort <<
			"] ConnectionToken" << KGuidHelper::GuidToString(pLL->guid) << " pLL->dwTinyTerminal=" << pLL->dwTinyTerminal);

		// 玩家已连接上,未发Login协议前应为0
		QCONFIRM(m_pnConnId2PlayerIndex[nConnectId] == 0);

		QCONFIRM_RET_FALSE(pLL->byGameServerVersion <= KD_PROTOCOL_VERSION &&
			pLL->byGameServerVersion >= KD_PROTOCOL_VERSION_LOWER_LIMIT);

		return OnClientLogin2(pLL->dwRoleId, pLL->guid, nConnectId, pLL->nHidden,pLL->dwTinyTerminal);
	}
	QCONFIRM_RET_FALSE(uDataLen >= sizeof(BYTE) * 2);

	// Check Protocol Size
	INT nPtcSize = KPTC_SIZE::GetSizeC2S(*pData, *(pData + 1));
	if (nPtcSize > 0)
	{
		QCONFIRM_RET_FALSE((UINT)nPtcSize == uDataLen);
	}
	else // 变长
	{
		QCONFIRM_RET_FALSE(uDataLen >= sizeof(BYTE) * 3 && *(LPWORD)(pData + 2) == uDataLen);
	}

	KPlayer* pPlayer = g_cPlayerMgr.GetByIndex(nPlayerIndex);
	QCONFIRM_RET_FALSE(pPlayer);

	// Doing 协议过滤
	if ( KNSBASE_EXT::DoingProtocolFilter[pPlayer->GetMoveState()] &&
		! (*KNSBASE_EXT::DoingProtocolFilter[pPlayer->GetMoveState()])(*pPlayer, pData, uDataLen) )
	{
		QLogPrintf(LOG_ERR, "[%s] Doing为[%d]时禁止发送[PF %u, P %u] 协议被屏蔽",
			pPlayer->GetName(), pPlayer->GetMoveState(), LPCBYTE(pData)[0], LPCBYTE(pData)[1]);
		return TRUE;
	}

	// base协议处理
	if (*pData == 0)
		return g_cPlayerBaseProcess.ProcessProtocol(nPlayerIndex, pData, uDataLen);

	PLAYER_GAME_STATE eGameState = pPlayer->GetGameState();
	if (eGameState != gsPlaying)
	{
		KPTC_HEADER_BASE* pHeader = (KPTC_HEADER_BASE*)pData;

		QLogPrintf(LOG_ERR, "Protocol[%u, %u] blocked, Player[%d][%s] GameState[%d] is not 'gsPlaying'",
			pHeader->byProtocolFamily, pHeader->byProtocol,
			pPlayer->m_dwId, pPlayer->GetName(),
			eGameState);
		
		// 其他状态不接受扩展协议
		return TRUE;
	}

	// 子模块协议处理
	IKModuleInterface* piModule = g_cModuleManager.GetModule(BYTE(*pData) - KD_MAX_BASE_PROTOCOL_HEADER);
	if (!piModule)
	{
		Q_Error("Unrecognized Protocol " << BYTE(*pData) << " " << BYTE(*(pData+ 1)) << " Size " << uDataLen);
		return FALSE;
	}
	piModule->ProcessProtocol(nPlayerIndex, pData, uDataLen);
	return TRUE;
}