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/* |
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* The ManaPlus Client |
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* Copyright (C) 2004-2009 The Mana World Development Team |
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* Copyright (C) 2009-2010 The Mana Developers |
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* Copyright (C) 2011-2019 The ManaPlus Developers |
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* Copyright (C) 2019-2021 Andrei Karas |
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* |
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* This file is part of The ManaPlus Client. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include "net/eathena/network.h" |
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#include "net/packetinfo.h" |
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#include "net/ea/adminrecv.h" |
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#include "net/ea/beingrecv.h" |
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#include "net/ea/buysellrecv.h" |
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#include "net/ea/charserverrecv.h" |
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#include "net/ea/chatrecv.h" |
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#include "net/ea/gamerecv.h" |
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#include "net/ea/inventoryrecv.h" |
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#include "net/ea/itemrecv.h" |
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#include "net/ea/loginrecv.h" |
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#include "net/ea/maprecv.h" |
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#include "net/ea/npcrecv.h" |
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#include "net/ea/partyrecv.h" |
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#include "net/ea/playerrecv.h" |
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#include "net/ea/skillrecv.h" |
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#include "net/ea/traderecv.h" |
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#include "net/eathena/achievementrecv.h" |
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#include "net/eathena/adminrecv.h" |
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#include "net/eathena/auctionrecv.h" |
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#include "net/eathena/attendancerecv.h" |
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#include "net/eathena/bankrecv.h" |
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#include "net/eathena/barterrecv.h" |
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#include "net/eathena/battlegroundrecv.h" |
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#include "net/eathena/beingrecv.h" |
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#include "net/eathena/buyingstorerecv.h" |
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#include "net/eathena/buysellrecv.h" |
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#include "net/eathena/cashshoprecv.h" |
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#include "net/eathena/charserverrecv.h" |
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#include "net/eathena/chatrecv.h" |
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#include "net/eathena/clanrecv.h" |
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#include "net/eathena/elementalrecv.h" |
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#include "net/eathena/familyrecv.h" |
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#include "net/eathena/friendsrecv.h" |
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#include "net/eathena/gamerecv.h" |
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#include "net/eathena/generalrecv.h" |
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#include "net/eathena/guildrecv.h" |
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#include "net/eathena/homunculusrecv.h" |
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#include "net/eathena/inventoryrecv.h" |
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#include "net/eathena/itemrecv.h" |
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#include "net/eathena/loginrecv.h" |
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#include "net/eathena/mail2recv.h" |
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#include "net/eathena/mailrecv.h" |
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#include "net/eathena/maprecv.h" |
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#include "net/eathena/marketrecv.h" |
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#include "net/eathena/mercenaryrecv.h" |
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#include "net/eathena/npcrecv.h" |
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#include "net/eathena/partyrecv.h" |
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#include "net/eathena/petrecv.h" |
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#include "net/eathena/playerrecv.h" |
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#include "net/eathena/questrecv.h" |
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#include "net/eathena/refinerecv.h" |
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#include "net/eathena/rouletterecv.h" |
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#include "net/eathena/searchstorerecv.h" |
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#include "net/eathena/skillrecv.h" |
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#include "net/eathena/traderecv.h" |
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#include "net/eathena/vendingrecv.h" |
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#include "net/eathena/messagein.h" |
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#include "resources/db/networkdb.h" |
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#include "utils/cast.h" |
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#include "utils/checkutils.h" |
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#include "utils/foreach.h" |
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#include "debug.h" |
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extern int packetVersion; |
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extern int packetVersionMain; |
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extern int packetVersionRe; |
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extern int packetVersionZero; |
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extern int serverVersion; |
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extern int evolPacketOffset; |
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extern bool packets_zero; |
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extern bool packets_re; |
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extern bool packets_main; |
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namespace EAthena |
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{ |
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static const unsigned int packet_lengths_size = 0xFFFFU; |
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static const unsigned int messagesSize = 0xFFFFU; |
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Network *Network::mInstance = nullptr; |
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Network::Network() : |
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Ea::Network() |
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{ |
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mInstance = this; |
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mPackets = new PacketInfo[messagesSize]; |
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} |
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Network::~Network() |
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{ |
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clearHandlers(); |
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mInstance = nullptr; |
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} |
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void Network::registerHandlers() |
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{ |
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#include "net/eathena/recvpackets.inc" |
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RECVPACKETS_VOID |
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} |
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void Network::registerFakeHandlers() |
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{ |
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const NetworkInPacketInfos &packets = NetworkDb::getFakePackets(); |
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FOR_EACH (NetworkInPacketInfosIter, it, packets) |
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{ |
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const size_t id = (*it).first; |
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if (id >= packet_lengths_size) |
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{ |
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reportAlways("Wrong fake packet id %d", CAST_S32(id)) |
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continue; |
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} |
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if (mPackets[id].len != 0 || |
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mPackets[id].func != nullptr || |
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mPackets[id].version != 0) |
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{ |
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continue; |
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} |
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const int32_t len = (*it).second; |
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logger->log("Add fake packet: %d, %d", |
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CAST_S32(id), |
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len); |
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mPackets[id].name = "fake"; |
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mPackets[id].len = len; |
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mPackets[id].func = nullptr; |
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mPackets[id].version = 0; |
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} |
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const NetworkRemovePacketInfos &removePackets = |
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NetworkDb::getRemovePackets(); |
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FOR_EACH (NetworkRemovePacketInfosIter, it, removePackets) |
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{ |
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const size_t id = *it; |
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if (id >= packet_lengths_size) |
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{ |
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reportAlways("Wrong remove packet id %d", CAST_S32(id)) |
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continue; |
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} |
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if (mPackets[id].len == 0 && |
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mPackets[id].func == nullptr && |
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mPackets[id].version == 0) |
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{ |
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continue; |
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} |
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logger->log("Remove packet: %d", |
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CAST_S32(id)); |
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mPackets[id].name = ""; |
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mPackets[id].len = 0; |
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mPackets[id].func = nullptr; |
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mPackets[id].version = 0; |
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} |
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} |
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void Network::clearHandlers() |
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{ |
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for (size_t f = 0; f < packet_lengths_size; f ++) |
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{ |
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mPackets[f].name = ""; |
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mPackets[f].len = 0; |
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mPackets[f].func = nullptr; |
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mPackets[f].version = 0; |
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} |
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} |
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void Network::dispatchMessages() |
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{ |
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mPauseDispatch = false; |
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while (messageReady()) |
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{ |
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SDL_mutexP(mMutexIn); |
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const unsigned int msgId = readWord(0); |
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int len = -1; |
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if (msgId < packet_lengths_size) |
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len = mPackets[msgId].len; |
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if (len == -1) |
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len = readWord(2); |
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MessageIn msg(mInBuffer, len); |
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unsigned int ver = mPackets[msgId].version; |
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if (ver == 0) |
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ver = packetVersion; |
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msg.postInit(mPackets[msgId].name, ver); |
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SDL_mutexV(mMutexIn); |
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if (len == 0) |
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{ |
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// need copy data for safty |
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std::string str = strprintf( |
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"Wrong packet %u 0x%x received. Exiting.", |
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msgId, msgId); |
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logger->safeError(str); |
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} |
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if (msgId < messagesSize) |
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{ |
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const PacketFuncPtr func = mPackets[msgId].func; |
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if (func != nullptr) |
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func(msg); |
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else |
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logger->log("Unhandled packet: %u 0x%x", msgId, msgId); |
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} |
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skip(len); |
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if (mPauseDispatch) |
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break; |
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} |
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} |
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bool Network::messageReady() |
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{ |
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int len = -1; |
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SDL_mutexP(mMutexIn); |
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if (mInSize >= 2) |
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{ |
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const int msgId = readWord(0); |
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if (msgId >= 0 && |
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CAST_U32(msgId) < packet_lengths_size) |
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{ |
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len = mPackets[msgId].len; |
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} |
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if (len == -1 && mInSize > 4) |
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len = readWord(2); |
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} |
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const bool ret = (mInSize >= CAST_U32(len)); |
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SDL_mutexV(mMutexIn); |
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return ret; |
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} |
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Network *Network::instance() |
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{ |
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return mInstance; |
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} |
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} // namespace EAthena |