/* * Copyright (c) 2010-2017 OTClient * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include "protocolgame.h" #include "game.h" #include "client.h" #include #include #include void ProtocolGame::send(const OutputMessagePtr& outputMessage) { // avoid usage of automated sends (bot modules) if(!g_game.checkBotProtection()) return; Protocol::send(outputMessage); } void ProtocolGame::sendExtendedOpcode(uint8 opcode, const std::string& buffer) { if(m_enableSendExtendedOpcode) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientExtendedOpcode); msg->addU8(opcode); msg->addString(buffer); send(msg); } else { g_logger.error(stdext::format("Unable to send extended opcode %d, extended opcodes are not enabled", opcode)); } } void ProtocolGame::sendLoginPacket(uint challengeTimestamp, uint8 challengeRandom) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientPendingGame); msg->addU16(g_game.getOs()); msg->addU16(g_game.getProtocolVersion()); if(g_game.getFeature(Otc::GameClientVersion)) msg->addU32(g_game.getClientVersion()); if(g_game.getFeature(Otc::GameContentRevision)) msg->addU16(g_things.getContentRevision()); if(g_game.getFeature(Otc::GamePreviewState)) msg->addU8(0); int offset = msg->getMessageSize(); // first RSA byte must be 0 msg->addU8(0); if(g_game.getFeature(Otc::GameLoginPacketEncryption)) { // xtea key generateXteaKey(); msg->addU32(m_xteaKey[0]); msg->addU32(m_xteaKey[1]); msg->addU32(m_xteaKey[2]); msg->addU32(m_xteaKey[3]); msg->addU8(0); // is gm set? } if(g_game.getFeature(Otc::GameSessionKey)) { msg->addString(m_sessionKey); msg->addString(m_characterName); } else { if(g_game.getFeature(Otc::GameAccountNames)) msg->addString(m_accountName); else msg->addU32(stdext::from_string(m_accountName)); msg->addString(m_characterName); msg->addString(m_accountPassword); if(g_game.getFeature(Otc::GameAuthenticator)) msg->addString(m_authenticatorToken); } if(g_game.getFeature(Otc::GameChallengeOnLogin)) { msg->addU32(challengeTimestamp); msg->addU8(challengeRandom); } std::string extended = callLuaField("getLoginExtendedData"); if(!extended.empty()) msg->addString(extended); // complete the bytes for rsa encryption with zeros int paddingBytes = g_crypt.rsaGetSize() - (msg->getMessageSize() - offset); assert(paddingBytes >= 0); msg->addPaddingBytes(paddingBytes); // encrypt with RSA if(g_game.getFeature(Otc::GameLoginPacketEncryption)) msg->encryptRsa(); if(g_game.getFeature(Otc::GameProtocolChecksum)) enableChecksum(); send(msg); if(g_game.getFeature(Otc::GameLoginPacketEncryption)) enableXteaEncryption(); } void ProtocolGame::sendEnterGame() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientEnterGame); send(msg); } void ProtocolGame::sendLogout() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientLeaveGame); send(msg); } void ProtocolGame::sendPing() { if(g_game.getFeature(Otc::GameExtendedClientPing)) sendExtendedOpcode(2, ""); else { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientPing); Protocol::send(msg); } } void ProtocolGame::sendPingBack() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientPingBack); send(msg); } void ProtocolGame::sendAutoWalk(const std::vector& path) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientAutoWalk); msg->addU8(path.size()); for(Otc::Direction dir : path) { uint8 byte; switch(dir) { case Otc::East: byte = 1; break; case Otc::NorthEast: byte = 2; break; case Otc::North: byte = 3; break; case Otc::NorthWest: byte = 4; break; case Otc::West: byte = 5; break; case Otc::SouthWest: byte = 6; break; case Otc::South: byte = 7; break; case Otc::SouthEast: byte = 8; break; default: byte = 0; break; } msg->addU8(byte); } send(msg); } void ProtocolGame::sendWalkNorth() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientWalkNorth); send(msg); } void ProtocolGame::sendWalkEast() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientWalkEast); send(msg); } void ProtocolGame::sendWalkSouth() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientWalkSouth); send(msg); } void ProtocolGame::sendWalkWest() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientWalkWest); send(msg); } void ProtocolGame::sendStop() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientStop); send(msg); } void ProtocolGame::sendWalkNorthEast() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientWalkNorthEast); send(msg); } void ProtocolGame::sendWalkSouthEast() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientWalkSouthEast); send(msg); } void ProtocolGame::sendWalkSouthWest() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientWalkSouthWest); send(msg); } void ProtocolGame::sendWalkNorthWest() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientWalkNorthWest); send(msg); } void ProtocolGame::sendTurnNorth() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientTurnNorth); send(msg); } void ProtocolGame::sendTurnEast() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientTurnEast); send(msg); } void ProtocolGame::sendTurnSouth() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientTurnSouth); send(msg); } void ProtocolGame::sendTurnWest() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientTurnWest); send(msg); } void ProtocolGame::sendEquipItem(int itemId, int countOrSubType) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientEquipItem); msg->addU16(itemId); msg->addU8(countOrSubType); send(msg); } void ProtocolGame::sendMove(const Position& fromPos, int thingId, int stackpos, const Position& toPos, int count) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientMove); addPosition(msg, fromPos); msg->addU16(thingId); msg->addU8(stackpos); addPosition(msg, toPos); msg->addU8(count); send(msg); } void ProtocolGame::sendInspectNpcTrade(int itemId, int count) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientInspectNpcTrade); msg->addU16(itemId); msg->addU8(count); send(msg); } void ProtocolGame::sendBuyItem(int itemId, int subType, int amount, bool ignoreCapacity, bool buyWithBackpack) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientBuyItem); msg->addU16(itemId); msg->addU8(subType); msg->addU8(amount); msg->addU8(ignoreCapacity ? 0x01 : 0x00); msg->addU8(buyWithBackpack ? 0x01 : 0x00); send(msg); } void ProtocolGame::sendSellItem(int itemId, int subType, int amount, bool ignoreEquipped) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientSellItem); msg->addU16(itemId); msg->addU8(subType); if(g_game.getFeature(Otc::GameDoubleShopSellAmount)) msg->addU16(amount); else msg->addU8(amount); msg->addU8(ignoreEquipped ? 0x01 : 0x00); send(msg); } void ProtocolGame::sendCloseNpcTrade() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientCloseNpcTrade); send(msg); } void ProtocolGame::sendRequestTrade(const Position& pos, int thingId, int stackpos, uint creatureId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRequestTrade); addPosition(msg, pos); msg->addU16(thingId); msg->addU8(stackpos); msg->addU32(creatureId); send(msg); } void ProtocolGame::sendInspectTrade(bool counterOffer, int index) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientInspectTrade); msg->addU8(counterOffer ? 0x01 : 0x00); msg->addU8(index); send(msg); } void ProtocolGame::sendAcceptTrade() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientAcceptTrade); send(msg); } void ProtocolGame::sendRejectTrade() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRejectTrade); send(msg); } void ProtocolGame::sendUseItem(const Position& position, int itemId, int stackpos, int index) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientUseItem); addPosition(msg, position); msg->addU16(itemId); msg->addU8(stackpos); msg->addU8(index); send(msg); } void ProtocolGame::sendUseItemWith(const Position& fromPos, int itemId, int fromStackPos, const Position& toPos, int toThingId, int toStackPos) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientUseItemWith); addPosition(msg, fromPos); msg->addU16(itemId); msg->addU8(fromStackPos); addPosition(msg, toPos); msg->addU16(toThingId); msg->addU8(toStackPos); send(msg); } void ProtocolGame::sendUseOnCreature(const Position& pos, int thingId, int stackpos, uint creatureId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientUseOnCreature); addPosition(msg, pos); msg->addU16(thingId); msg->addU8(stackpos); msg->addU32(creatureId); send(msg); } void ProtocolGame::sendRotateItem(const Position& pos, int thingId, int stackpos) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRotateItem); addPosition(msg, pos); msg->addU16(thingId); msg->addU8(stackpos); send(msg); } void ProtocolGame::sendCloseContainer(int containerId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientCloseContainer); msg->addU8(containerId); send(msg); } void ProtocolGame::sendUpContainer(int containerId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientUpContainer); msg->addU8(containerId); send(msg); } void ProtocolGame::sendEditText(uint id, const std::string& text) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientEditText); msg->addU32(id); msg->addString(text); send(msg); } void ProtocolGame::sendEditList(uint id, int doorId, const std::string& text) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientEditList); msg->addU8(doorId); msg->addU32(id); msg->addString(text); send(msg); } void ProtocolGame::sendLook(const Position& position, int thingId, int stackpos) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientLook); addPosition(msg, position); msg->addU16(thingId); msg->addU8(stackpos); send(msg); } void ProtocolGame::sendLookCreature(uint32 creatureId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientLookCreature); msg->addU32(creatureId); send(msg); } void ProtocolGame::sendTalk(Otc::MessageMode mode, int channelId, const std::string& receiver, const std::string& message) { if(message.empty()) return; if(message.length() > 255) { g_logger.traceError("message too large"); return; } OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientTalk); msg->addU8(Proto::translateMessageModeToServer(mode)); switch(mode) { case Otc::MessagePrivateTo: case Otc::MessageGamemasterPrivateTo: case Otc::MessageRVRAnswer: msg->addString(receiver); break; case Otc::MessageChannel: case Otc::MessageChannelHighlight: case Otc::MessageChannelManagement: case Otc::MessageGamemasterChannel: msg->addU16(channelId); break; default: break; } msg->addString(message); send(msg); } void ProtocolGame::sendRequestChannels() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRequestChannels); send(msg); } void ProtocolGame::sendJoinChannel(int channelId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientJoinChannel); msg->addU16(channelId); send(msg); } void ProtocolGame::sendLeaveChannel(int channelId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientLeaveChannel); msg->addU16(channelId); send(msg); } void ProtocolGame::sendOpenPrivateChannel(const std::string& receiver) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientOpenPrivateChannel); msg->addString(receiver); send(msg); } void ProtocolGame::sendOpenRuleViolation(const std::string& reporter) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientOpenRuleViolation); msg->addString(reporter); send(msg); } void ProtocolGame::sendCloseRuleViolation(const std::string& reporter) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientCloseRuleViolation); msg->addString(reporter); send(msg); } void ProtocolGame::sendCancelRuleViolation() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientCancelRuleViolation); send(msg); } void ProtocolGame::sendCloseNpcChannel() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientCloseNpcChannel); send(msg); } void ProtocolGame::sendChangeFightModes(Otc::FightModes fightMode, Otc::ChaseModes chaseMode, bool safeFight, Otc::PVPModes pvpMode) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientChangeFightModes); msg->addU8(fightMode); msg->addU8(chaseMode); msg->addU8(safeFight ? 0x01: 0x00); if(g_game.getFeature(Otc::GamePVPMode)) msg->addU8(pvpMode); send(msg); } void ProtocolGame::sendAttack(uint creatureId, uint seq) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientAttack); msg->addU32(creatureId); if(g_game.getFeature(Otc::GameAttackSeq)) msg->addU32(seq); send(msg); } void ProtocolGame::sendFollow(uint creatureId, uint seq) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientFollow); msg->addU32(creatureId); if(g_game.getFeature(Otc::GameAttackSeq)) msg->addU32(seq); send(msg); } void ProtocolGame::sendInviteToParty(uint creatureId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientInviteToParty); msg->addU32(creatureId); send(msg); } void ProtocolGame::sendJoinParty(uint creatureId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientJoinParty); msg->addU32(creatureId); send(msg); } void ProtocolGame::sendRevokeInvitation(uint creatureId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRevokeInvitation); msg->addU32(creatureId); send(msg); } void ProtocolGame::sendPassLeadership(uint creatureId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientPassLeadership); msg->addU32(creatureId); send(msg); } void ProtocolGame::sendLeaveParty() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientLeaveParty); send(msg); } void ProtocolGame::sendShareExperience(bool active) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientShareExperience); msg->addU8(active ? 0x01 : 0x00); if(g_game.getClientVersion() < 910) msg->addU8(0); send(msg); } void ProtocolGame::sendOpenOwnChannel() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientOpenOwnChannel); send(msg); } void ProtocolGame::sendInviteToOwnChannel(const std::string& name) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientInviteToOwnChannel); msg->addString(name); send(msg); } void ProtocolGame::sendExcludeFromOwnChannel(const std::string& name) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientExcludeFromOwnChannel); msg->addString(name); send(msg); } void ProtocolGame::sendCancelAttackAndFollow() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientCancelAttackAndFollow); send(msg); } void ProtocolGame::sendRefreshContainer(int containerId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRefreshContainer); msg->addU8(containerId); send(msg); } void ProtocolGame::sendRequestOutfit() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRequestOutfit); send(msg); } void ProtocolGame::sendChangeOutfit(const Outfit& outfit) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientChangeOutfit); if(g_game.getFeature(Otc::GameLooktypeU16)) msg->addU16(outfit.getId()); else msg->addU8(outfit.getId()); msg->addU8(outfit.getHead()); msg->addU8(outfit.getBody()); msg->addU8(outfit.getLegs()); msg->addU8(outfit.getFeet()); if(g_game.getFeature(Otc::GamePlayerAddons)) msg->addU8(outfit.getAddons()); if(g_game.getFeature(Otc::GamePlayerMounts)) msg->addU16(outfit.getMount()); send(msg); } void ProtocolGame::sendMountStatus(bool mount) { if(g_game.getFeature(Otc::GamePlayerMounts)) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientMount); msg->addU8(mount); send(msg); } else { g_logger.error("ProtocolGame::sendMountStatus does not support the current protocol."); } } void ProtocolGame::sendAddVip(const std::string& name) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientAddVip); msg->addString(name); send(msg); } void ProtocolGame::sendRemoveVip(uint playerId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRemoveVip); msg->addU32(playerId); send(msg); } void ProtocolGame::sendEditVip(uint playerId, const std::string& description, int iconId, bool notifyLogin) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientEditVip); msg->addU32(playerId); msg->addString(description); msg->addU32(iconId); msg->addU8(notifyLogin); send(msg); } void ProtocolGame::sendBugReport(const std::string& comment) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientBugReport); msg->addString(comment); send(msg); } void ProtocolGame::sendRuleViolation(const std::string& target, int reason, int action, const std::string& comment, const std::string& statement, int statementId, bool ipBanishment) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRuleViolation); msg->addString(target); msg->addU8(reason); msg->addU8(action); msg->addString(comment); msg->addString(statement); msg->addU16(statementId); msg->addU8(ipBanishment); send(msg); } void ProtocolGame::sendDebugReport(const std::string& a, const std::string& b, const std::string& c, const std::string& d) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientDebugReport); msg->addString(a); msg->addString(b); msg->addString(c); msg->addString(d); send(msg); } void ProtocolGame::sendRequestQuestLog() { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRequestQuestLog); send(msg); } void ProtocolGame::sendRequestQuestLine(int questId) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRequestQuestLine); msg->addU16(questId); send(msg); } void ProtocolGame::sendNewNewRuleViolation(int reason, int action, const std::string& characterName, const std::string& comment, const std::string& translation) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientNewRuleViolation); msg->addU8(reason); msg->addU8(action); msg->addString(characterName); msg->addString(comment); msg->addString(translation); send(msg); } void ProtocolGame::sendRequestItemInfo(int itemId, int subType, int index) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRequestItemInfo); msg->addU8(subType); msg->addU16(itemId); msg->addU8(index); send(msg); } void ProtocolGame::sendAnswerModalDialog(uint32 dialog, int button, int choice) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientAnswerModalDialog); msg->addU32(dialog); msg->addU8(button); msg->addU8(choice); send(msg); } void ProtocolGame::sendBrowseField(const Position& position) { if(!g_game.getFeature(Otc::GameBrowseField)) return; OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientBrowseField); addPosition(msg, position); send(msg); } void ProtocolGame::sendSeekInContainer(int cid, int index) { if(!g_game.getFeature(Otc::GameContainerPagination)) return; OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientSeekInContainer); msg->addU8(cid); msg->addU16(index); send(msg); } void ProtocolGame::sendBuyStoreOffer(int offerId, int productType, const std::string& name) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientBuyStoreOffer); msg->addU32(offerId); msg->addU8(productType); if(productType == Otc::ProductTypeNameChange) msg->addString(name); send(msg); } void ProtocolGame::sendRequestTransactionHistory(int page, int entriesPerPage) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRequestTransactionHistory); if(g_game.getClientVersion() <= 1096) { msg->addU16(page); msg->addU32(entriesPerPage); } else { msg->addU32(page); msg->addU8(entriesPerPage); } send(msg); } void ProtocolGame::sendRequestStoreOffers(const std::string& categoryName, int serviceType) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientRequestStoreOffers); if(g_game.getFeature(Otc::GameIngameStoreServiceType)) { msg->addU8(serviceType); } msg->addString(categoryName); send(msg); } void ProtocolGame::sendOpenStore(int serviceType, const std::string& category) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientOpenStore); if(g_game.getFeature(Otc::GameIngameStoreServiceType)) { msg->addU8(serviceType); msg->addString(category); } send(msg); } void ProtocolGame::sendTransferCoins(const std::string& recipient, int amount) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientTransferCoins); msg->addString(recipient); msg->addU16(amount); send(msg); } void ProtocolGame::sendOpenTransactionHistory(int entriesPerPage) { OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientOpenTransactionHistory); msg->addU8(entriesPerPage); send(msg); } void ProtocolGame::sendChangeMapAwareRange(int xrange, int yrange) { if(!g_game.getFeature(Otc::GameChangeMapAwareRange)) return; OutputMessagePtr msg(new OutputMessage); msg->addU8(Proto::ClientChangeMapAwareRange); msg->addU8(xrange); msg->addU8(yrange); send(msg); } void ProtocolGame::addPosition(const OutputMessagePtr& msg, const Position& position) { msg->addU16(position.x); msg->addU16(position.y); msg->addU8(position.z); }