#include "CNLoginServer.hpp" #include "CNShared.hpp" #include "CNStructs.hpp" #include "Database.hpp" #include "PlayerManager.hpp" #include "ItemManager.hpp" #include #include "bcrypt/BCrypt.hpp" #include "settings.hpp" std::map CNLoginServer::loginSessions; CNLoginServer::CNLoginServer(uint16_t p) { port = p; pHandler = &CNLoginServer::handlePacket; init(); } void CNLoginServer::handlePacket(CNSocket* sock, CNPacketData* data) { printPacket(data, CL2LS); switch (data->type) { case P_CL2LS_REQ_LOGIN: { login(sock, data); break; } case P_CL2LS_REP_LIVE_CHECK: { loginSessions[sock].lastHeartbeat = getTime(); break; } case P_CL2LS_REQ_CHECK_CHAR_NAME: { nameCheck(sock, data); break; } case P_CL2LS_REQ_SAVE_CHAR_NAME: { nameSave(sock, data); break; } case P_CL2LS_REQ_CHAR_CREATE: { characterCreate(sock, data); break; } case P_CL2LS_REQ_CHAR_DELETE: { characterDelete(sock, data); break; } case P_CL2LS_REQ_CHAR_SELECT: { characterSelect(sock, data); break; } case P_CL2LS_REQ_SAVE_CHAR_TUTOR: { finishTutorial(sock, data); break; } case P_CL2LS_REQ_CHANGE_CHAR_NAME: { changeName(sock, data); break; } case P_CL2LS_REQ_PC_EXIT_DUPLICATE:{ duplicateExit(sock, data); break; } default: if (settings::VERBOSITY) std::cerr << "OpenFusion: LOGIN UNIMPLM ERR. PacketType: " << Defines::p2str(CL2LS, data->type) << " (" << data->type << ")" << std::endl; break; /* * Unimplemented CL2LS packets: * P_CL2LS_REQ_SHARD_SELECT - we skip it in char select * P_CL2LS_CHECK_NAME_LIST - unused by the client * P_CL2LS_REQ_SERVER_SELECT * P_CL2LS_REQ_SHARD_LIST_INFO - dev commands, useless as we only run 1 server */ } } #pragma region packets void loginFail(LoginError errorCode, std::string userLogin, CNSocket* sock) { INITSTRUCT(sP_LS2CL_REP_LOGIN_FAIL, resp); U8toU16(userLogin, resp.szID, sizeof(resp.szID)); resp.iErrorCode = (int)errorCode; sock->sendPacket((void*)&resp, P_LS2CL_REP_LOGIN_FAIL, sizeof(sP_LS2CL_REP_LOGIN_FAIL)); DEBUGLOG( std::cout << "Login Server: Login fail. Error code " << (int)errorCode << std::endl; ) return; } void CNLoginServer::login(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_LOGIN)) return; // ignore the malformed packet sP_CL2LS_REQ_LOGIN* login = (sP_CL2LS_REQ_LOGIN*)data->buf; // TODO: implement better way of sending credentials std::string userLogin((char*)login->szCookie_TEGid); std::string userPassword((char*)login->szCookie_authid); /* * Sometimes the client sends garbage cookie data. * Validate it as normal credentials instead of using a length check before falling back. */ if (!CNLoginServer::isLoginDataGood(userLogin, userPassword)) { /* * The std::string -> char* -> std::string maneuver should remove any * trailing garbage after the null terminator. */ userLogin = std::string(U16toU8(login->szID).c_str()); userPassword = std::string(U16toU8(login->szPassword).c_str()); } // the client inserts a "\n" in the password if you press enter key in the middle of the password // (not at the start or the end of the password field) if (int(userPassword.find("\n")) > 0) userPassword.erase(userPassword.find("\n"), 1); // check regex if (!CNLoginServer::isLoginDataGood(userLogin, userPassword)) { // send a custom error message INITSTRUCT(sP_FE2CL_GM_REP_PC_ANNOUNCE, msg); std::string text = "Invalid login or password\n"; text += "Login has to be 4 - 32 characters long and can't contain special characters other than dash and underscore\n"; text += "Password has to be 8 - 32 characters long"; U8toU16(text, msg.szAnnounceMsg, sizeof(msg.szAnnounceMsg)); msg.iDuringTime = 15; sock->sendPacket((void*)&msg, P_FE2CL_GM_REP_PC_ANNOUNCE, sizeof(sP_FE2CL_GM_REP_PC_ANNOUNCE)); // we still have to send login fail to prevent softlock return loginFail(LoginError::LOGIN_ERROR, userLogin, sock); } Database::Account findUser = {}; Database::findAccount(&findUser, userLogin); // account was not found if (findUser.AccountID == 0) return newAccount(sock, userLogin, userPassword, login->iClientVerC); if (!CNLoginServer::isPasswordCorrect(findUser.Password, userPassword)) return loginFail(LoginError::ID_AND_PASSWORD_DO_NOT_MATCH, userLogin, sock); // is the account banned if (findUser.BannedUntil > getTimestamp()) { // send a custom error message INITSTRUCT(sP_FE2CL_GM_REP_PC_ANNOUNCE, msg); // ceiling devision int64_t remainingDays = (findUser.BannedUntil-getTimestamp()) / 86400 + ((findUser.BannedUntil - getTimestamp()) % 86400 != 0); std::string text = "Your account has been banned. \nReason: "; text += findUser.BanReason; text += "\nBan expires in " + std::to_string(remainingDays) + " day"; if (remainingDays > 1) text += "s"; U8toU16(text, msg.szAnnounceMsg, sizeof(msg.szAnnounceMsg)); msg.iDuringTime = 99999999; sock->sendPacket((void*)&msg, P_FE2CL_GM_REP_PC_ANNOUNCE, sizeof(sP_FE2CL_GM_REP_PC_ANNOUNCE)); // don't send fail packet return; } /* * calling this here to timestamp login attempt, * in order to make duplicate exit sanity check work */ Database::updateSelected(findUser.AccountID, findUser.Selected); if (CNLoginServer::isAccountInUse(findUser.AccountID)) return loginFail(LoginError::ID_ALREADY_IN_USE, userLogin, sock); loginSessions[sock] = CNLoginData(); loginSessions[sock].userID = findUser.AccountID; loginSessions[sock].lastHeartbeat = getTime(); std::vector characters; Database::getCharInfo(&characters, loginSessions[sock].userID); INITSTRUCT(sP_LS2CL_REP_LOGIN_SUCC, resp); memcpy(resp.szID, login->szID, sizeof(login->szID)); resp.iCharCount = characters.size(); resp.iSlotNum = findUser.Selected; resp.iPaymentFlag = 1; resp.iOpenBetaFlag = 0; resp.uiSvrTime = getTime(); #ifdef ACADEMY // do not prompt player to "enable freechat", which would only close the client resp.iChatEnabled = 1; #endif // send the resp in with original key sock->sendPacket((void*)&resp, P_LS2CL_REP_LOGIN_SUCC, sizeof(sP_LS2CL_REP_LOGIN_SUCC)); // update keys sock->setEKey(CNSocketEncryption::createNewKey(resp.uiSvrTime, resp.iCharCount + 1, resp.iSlotNum + 1)); sock->setFEKey(CNSocketEncryption::createNewKey((uint64_t)(*(uint64_t*)&CNSocketEncryption::defaultKey[0]), login->iClientVerC, 1)); DEBUGLOG( std::cout << "Login Server: Login success. Welcome " << userLogin << " [" << loginSessions[sock].userID << "]" << std::endl; ) if (resp.iCharCount == 0) return; // now send the characters :) std::vector::iterator it; for (it = characters.begin(); it != characters.end(); it++) sock->sendPacket((void*)&*it, P_LS2CL_REP_CHAR_INFO, sizeof(sP_LS2CL_REP_CHAR_INFO)); DEBUGLOG( std::string message = "Login Server: Loaded " + std::to_string(resp.iCharCount) + " character"; if ((int)resp.iCharCount > 1) message += "s"; std::cout << message << std::endl; ) } void CNLoginServer::newAccount(CNSocket* sock, std::string userLogin, std::string userPassword, int32_t clientVerC) { int userID = Database::addAccount(userLogin, userPassword); // if query somehow failed if (userID == 0) return loginFail(LoginError::DATABASE_ERROR, userLogin, sock); loginSessions[sock] = CNLoginData(); loginSessions[sock].userID = userID; loginSessions[sock].lastHeartbeat = getTime(); INITSTRUCT(sP_LS2CL_REP_LOGIN_SUCC, resp); U8toU16(userLogin, resp.szID, sizeof(resp.szID)); resp.iCharCount = 0; resp.iSlotNum = 1; resp.iPaymentFlag = 1; resp.iOpenBetaFlag = 0; resp.uiSvrTime = getTime(); // send the resp in with original key sock->sendPacket((void*)&resp, P_LS2CL_REP_LOGIN_SUCC, sizeof(sP_LS2CL_REP_LOGIN_SUCC)); // update keys sock->setEKey(CNSocketEncryption::createNewKey(resp.uiSvrTime, resp.iCharCount + 1, resp.iSlotNum + 1)); sock->setFEKey(CNSocketEncryption::createNewKey((uint64_t)(*(uint64_t*)&CNSocketEncryption::defaultKey[0]), clientVerC, 1)); DEBUGLOG( std::cout << "Login Server: New account. Welcome " << userLogin << " [" << loginSessions[sock].userID << "]" << std::endl; ) } void CNLoginServer::nameCheck(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_CHECK_CHAR_NAME)) return; // responding to this packet only makes the client send the next packet (either name save or name change) // so we're always sending SUCC here and actually validating the name when the next packet arrives sP_CL2LS_REQ_CHECK_CHAR_NAME* nameCheck = (sP_CL2LS_REQ_CHECK_CHAR_NAME*)data->buf; INITSTRUCT(sP_LS2CL_REP_CHECK_CHAR_NAME_SUCC, resp); memcpy(resp.szFirstName, nameCheck->szFirstName, sizeof(resp.szFirstName)); memcpy(resp.szLastName, nameCheck->szLastName, sizeof(resp.szLastName)); sock->sendPacket((void*)&resp, P_LS2CL_REP_CHECK_CHAR_NAME_SUCC, sizeof(sP_LS2CL_REP_CHECK_CHAR_NAME_SUCC)); loginSessions[sock].lastHeartbeat = getTime(); } void invalidCharacter(CNSocket* sock) { INITSTRUCT(sP_LS2CL_REP_SHARD_SELECT_FAIL, fail); fail.iErrorCode = 2; sock->sendPacket((void*)&fail, P_LS2CL_REP_SHARD_SELECT_FAIL, sizeof(sP_LS2CL_REP_SHARD_SELECT_FAIL)); DEBUGLOG( std::cout << "Login Server: Selected character error" << std::endl; ) return; } void CNLoginServer::nameSave(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_SAVE_CHAR_NAME)) return; sP_CL2LS_REQ_SAVE_CHAR_NAME* save = (sP_CL2LS_REQ_SAVE_CHAR_NAME*)data->buf; INITSTRUCT(sP_LS2CL_REP_SAVE_CHAR_NAME_SUCC, resp); int errorCode = 0; if (!CNLoginServer::isCharacterNameGood(U16toU8(save->szFirstName), U16toU8(save->szLastName))) { errorCode = 4; } else if (!Database::isNameFree(U16toU8(save->szFirstName), U16toU8(save->szLastName))) { errorCode = 1; } if (errorCode != 0) { INITSTRUCT(sP_LS2CL_REP_CHECK_CHAR_NAME_FAIL, resp); resp.iErrorCode = errorCode; sock->sendPacket((void*)&resp, P_LS2CL_REP_CHECK_CHAR_NAME_FAIL, sizeof(sP_LS2CL_REP_CHECK_CHAR_NAME_FAIL)); DEBUGLOG( std::cout << "Login Server: name check fail. Error code " << errorCode << std::endl; ) return; } if (!Database::isSlotFree(loginSessions[sock].userID, save->iSlotNum)) return invalidCharacter(sock); resp.iPC_UID = Database::createCharacter(save, loginSessions[sock].userID); // if query somehow failed if (resp.iPC_UID == 0) { std::cout << "[WARN] Login Server: Database failed to create new character!" << std::endl; return invalidCharacter(sock); } resp.iSlotNum = save->iSlotNum; resp.iGender = save->iGender; memcpy(resp.szFirstName, save->szFirstName, sizeof(resp.szFirstName)); memcpy(resp.szLastName, save->szLastName, sizeof(resp.szLastName)); loginSessions[sock].lastHeartbeat = getTime(); sock->sendPacket((void*)&resp, P_LS2CL_REP_SAVE_CHAR_NAME_SUCC, sizeof(sP_LS2CL_REP_SAVE_CHAR_NAME_SUCC)); Database::updateSelected(loginSessions[sock].userID, save->iSlotNum); DEBUGLOG( std::cout << "Login Server: new character created" << std::endl; std::cout << "\tSlot: " << (int)save->iSlotNum << std::endl; std::cout << "\tName: " << U16toU8(save->szFirstName) << " " << U16toU8(save->szLastName) << std::endl; ) } bool validateCharacterCreation(sP_CL2LS_REQ_CHAR_CREATE* character) { // all the values have been determined from analyzing client code and xdt // and double checked using cheat engine // check base parameters sPCStyle* style = &character->PCStyle; if (!(style->iBody >= 0 && style->iBody <= 2 && style->iEyeColor >= 1 && style->iEyeColor <= 5 && style->iGender >= 1 && style->iGender <= 2 && style->iHairColor >= 1 && style->iHairColor <= 18) && style->iHeight >= 0 && style->iHeight <= 4 && style->iNameCheck >= 0 && style->iNameCheck <= 2 && style->iSkinColor >= 1 && style->iSkinColor <= 12) return false; // facestyle and hairstyle are gender dependent if (!(style->iGender == 1 && style->iFaceStyle >= 1 && style->iFaceStyle <= 5 && style->iHairStyle >= 1 && style->iHairStyle <= 23) && !(style->iGender == 2 && style->iFaceStyle >= 6 && style->iFaceStyle <= 10 && style->iHairStyle >= 25 && style->iHairStyle <= 45)) return false; // validate items std::pair items[3]; items[0] = std::make_pair(character->sOn_Item.iEquipUBID, 1); items[1] = std::make_pair(character->sOn_Item.iEquipLBID, 2); items[2] = std::make_pair(character->sOn_Item.iEquipFootID, 3); // once we have a static database perhaps we can check for the exact char creation items, // for now only checking if it's a valid lvl1 item for (int i = 0; i < 3; i++) { if (ItemManager::ItemData.find(items[i]) == ItemManager::ItemData.end() || ItemManager::ItemData[items[i]].level != 1) return false; } return true; } void CNLoginServer::characterCreate(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_CHAR_CREATE)) return; sP_CL2LS_REQ_CHAR_CREATE* character = (sP_CL2LS_REQ_CHAR_CREATE*)data->buf; if (!validateCharacterCreation(character)) { std::cout << "[WARN] Login Server: invalid CHAR_CREATE packet!" << std::endl; return invalidCharacter(sock); } if (!Database::finishCharacter(character, loginSessions[sock].userID)) { std::cout << "[WARN] Login Server: Database failed to finish character creation!" << std::endl; return invalidCharacter(sock); } Player player = {}; Database::getPlayer(&player, character->PCStyle.iPC_UID); INITSTRUCT(sP_LS2CL_REP_CHAR_CREATE_SUCC, resp); resp.sPC_Style = player.PCStyle; resp.sPC_Style2 = player.PCStyle2; resp.iLevel = player.level; resp.sOn_Item.iEquipUBID = player.Equip[1].iID; resp.sOn_Item.iEquipLBID = player.Equip[2].iID; resp.sOn_Item.iEquipFootID = player.Equip[3].iID; loginSessions[sock].lastHeartbeat = getTime(); sock->sendPacket((void*)&resp, P_LS2CL_REP_CHAR_CREATE_SUCC, sizeof(sP_LS2CL_REP_CHAR_CREATE_SUCC)); Database::updateSelected(loginSessions[sock].userID, player.slot); DEBUGLOG( std::cout << "Login Server: Character creation completed" << std::endl; std::cout << "\tPC_UID: " << character->PCStyle.iPC_UID << std::endl; std::cout << "\tNameCheck: " << (int)character->PCStyle.iNameCheck << std::endl; std::cout << "\tName: " << U16toU8(character->PCStyle.szFirstName) << " " << U16toU8(character->PCStyle.szLastName) << std::endl; std::cout << "\tGender: " << (int)character->PCStyle.iGender << std::endl; std::cout << "\tFace: " << (int)character->PCStyle.iFaceStyle << std::endl; std::cout << "\tHair: " << (int)character->PCStyle.iHairStyle << std::endl; std::cout << "\tHair Color: " << (int)character->PCStyle.iHairColor << std::endl; std::cout << "\tSkin Color: " << (int)character->PCStyle.iSkinColor << std::endl; std::cout << "\tEye Color: " << (int)character->PCStyle.iEyeColor << std::endl; std::cout << "\tHeight: " << (int)character->PCStyle.iHeight << std::endl; std::cout << "\tBody: " << (int)character->PCStyle.iBody << std::endl; std::cout << "\tClass: " << (int)character->PCStyle.iClass << std::endl; std::cout << "\tiEquipUBID: " << (int)character->sOn_Item.iEquipUBID << std::endl; std::cout << "\tiEquipLBID: " << (int)character->sOn_Item.iEquipLBID << std::endl; std::cout << "\tiEquipFootID: " << (int)character->sOn_Item.iEquipFootID << std::endl; ) } void CNLoginServer::characterDelete(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_CHAR_DELETE)) return; sP_CL2LS_REQ_CHAR_DELETE* del = (sP_CL2LS_REQ_CHAR_DELETE*)data->buf; int removedSlot = Database::deleteCharacter(del->iPC_UID, loginSessions[sock].userID); if (removedSlot == 0) return invalidCharacter(sock); INITSTRUCT(sP_LS2CL_REP_CHAR_DELETE_SUCC, resp); resp.iSlotNum = removedSlot; sock->sendPacket((void*)&resp, P_LS2CL_REP_CHAR_DELETE_SUCC, sizeof(sP_LS2CL_REP_CHAR_DELETE_SUCC)); loginSessions[sock].lastHeartbeat = getTime(); DEBUGLOG( std::cout << "Login Server: Character [" << del->iPC_UID << "] deleted" << std::endl; ) } void CNLoginServer::characterSelect(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_CHAR_SELECT)) return; sP_CL2LS_REQ_CHAR_SELECT* selection = (sP_CL2LS_REQ_CHAR_SELECT*)data->buf; // we're doing a small hack and immediately send SHARD_SELECT_SUCC INITSTRUCT(sP_LS2CL_REP_SHARD_SELECT_SUCC, resp); if (!Database::validateCharacter(selection->iPC_UID, loginSessions[sock].userID)) return invalidCharacter(sock); DEBUGLOG( std::cout << "Login Server: Selected character [" << selection->iPC_UID << "]" << std::endl; std::cout << "Connecting to shard server" << std::endl; ) const char* shard_ip = settings::SHARDSERVERIP.c_str(); /* * Work around the issue of not being able to connect to a local server if * the shard IP has been configured to an address the local machine can't * reach itself from. */ if (sock->sockaddr.sin_addr.s_addr == htonl(INADDR_LOOPBACK)) shard_ip = "127.0.0.1"; memcpy(resp.g_FE_ServerIP, shard_ip, strlen(shard_ip)); resp.g_FE_ServerIP[strlen(shard_ip)] = '\0'; resp.g_FE_ServerPort = settings::SHARDPORT; // pass player to CNSharedData Player passPlayer = {}; Database::getPlayer(&passPlayer, selection->iPC_UID); // this should never happen but for extra safety if (passPlayer.iID == 0) return invalidCharacter(sock); passPlayer.FEKey = sock->getFEKey(); resp.iEnterSerialKey = passPlayer.iID; CNSharedData::setPlayer(resp.iEnterSerialKey, passPlayer); sock->sendPacket((void*)&resp, P_LS2CL_REP_SHARD_SELECT_SUCC, sizeof(sP_LS2CL_REP_SHARD_SELECT_SUCC)); // update current slot in DB Database::updateSelected(loginSessions[sock].userID, passPlayer.slot); } void CNLoginServer::finishTutorial(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_SAVE_CHAR_TUTOR)) return; sP_CL2LS_REQ_SAVE_CHAR_TUTOR* save = (sP_CL2LS_REQ_SAVE_CHAR_TUTOR*)data->buf; if (!Database::finishTutorial(save->iPC_UID, loginSessions[sock].userID)) return invalidCharacter(sock); loginSessions[sock].lastHeartbeat = getTime(); // no response here DEBUGLOG( std::cout << "Login Server: Character [" << save->iPC_UID << "] completed tutorial" << std::endl; ) } void CNLoginServer::changeName(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_CHANGE_CHAR_NAME)) return; sP_CL2LS_REQ_CHANGE_CHAR_NAME* save = (sP_CL2LS_REQ_CHANGE_CHAR_NAME*)data->buf; int errorCode = 0; if (!CNLoginServer::isCharacterNameGood(U16toU8(save->szFirstName), U16toU8(save->szLastName))) { errorCode = 4; } else if (!Database::isNameFree(U16toU8(save->szFirstName), U16toU8(save->szLastName))) { errorCode = 1; } if (errorCode != 0) { INITSTRUCT(sP_LS2CL_REP_CHECK_CHAR_NAME_FAIL, resp); resp.iErrorCode = errorCode; sock->sendPacket((void*)&resp, P_LS2CL_REP_CHECK_CHAR_NAME_FAIL, sizeof(sP_LS2CL_REP_CHECK_CHAR_NAME_FAIL)); DEBUGLOG( std::cout << "Login Server: name check fail. Error code " << errorCode << std::endl; ) return; } if (!Database::changeName(save, loginSessions[sock].userID)) return invalidCharacter(sock); INITSTRUCT(sP_LS2CL_REP_CHANGE_CHAR_NAME_SUCC, resp); resp.iPC_UID = save->iPCUID; memcpy(resp.szFirstName, save->szFirstName, sizeof(resp.szFirstName)); memcpy(resp.szLastName, save->szLastName, sizeof(resp.szLastName)); resp.iSlotNum = save->iSlotNum; loginSessions[sock].lastHeartbeat = getTime(); sock->sendPacket((void*)&resp, P_LS2CL_REP_CHANGE_CHAR_NAME_SUCC, sizeof(sP_LS2CL_REP_CHANGE_CHAR_NAME_SUCC)); DEBUGLOG( std::cout << "Login Server: Name check success for character [" << save->iPCUID << "]" << std::endl; std::cout << "\tNew name: " << U16toU8(save->szFirstName) << " " << U16toU8(save->szLastName) << std::endl; ) } void CNLoginServer::duplicateExit(CNSocket* sock, CNPacketData* data) { if (data->size != sizeof(sP_CL2LS_REQ_PC_EXIT_DUPLICATE)) return; // TODO: FIX THIS PACKET sP_CL2LS_REQ_PC_EXIT_DUPLICATE* exit = (sP_CL2LS_REQ_PC_EXIT_DUPLICATE*)data->buf; Database::Account account = {}; Database::findAccount(&account, U16toU8(exit->szID)); // sanity check if (account.AccountID == 0) { std::cout << "[WARN] P_CL2LS_REQ_PC_EXIT_DUPLICATE submitted unknown username: " << exit->szID << std::endl; return; } exitDuplicate(account.AccountID); } #pragma endregion #pragma region connections void CNLoginServer::newConnection(CNSocket* cns) { cns->setActiveKey(SOCKETKEY_E); // by default they accept keys encrypted with the default key } void CNLoginServer::killConnection(CNSocket* cns) { DEBUGLOG( std::cout << "Login Server: Account [" << loginSessions[cns].userID << "] disconnected from login server" << std::endl; ) loginSessions.erase(cns); } void CNLoginServer::onStep() { time_t currTime = getTime(); static time_t lastCheck = 0; if (currTime - lastCheck < 16000) return; lastCheck = currTime; for (auto& pair : loginSessions) { if (pair.second.lastHeartbeat != 0 && currTime - pair.second.lastHeartbeat > 32000) { pair.first->kill(); continue; } INITSTRUCT(sP_LS2CL_REQ_LIVE_CHECK, pkt); pair.first->sendPacket((void*)&pkt, P_LS2CL_REQ_LIVE_CHECK, sizeof(sP_LS2CL_REQ_LIVE_CHECK)); } } #pragma endregion #pragma region helperMethods bool CNLoginServer::isAccountInUse(int accountId) { std::map::iterator it; for (it = CNLoginServer::loginSessions.begin(); it != CNLoginServer::loginSessions.end(); it++) { if (it->second.userID == accountId) return true; } return false; } bool CNLoginServer::exitDuplicate(int accountId) { std::map::iterator it; for (it = CNLoginServer::loginSessions.begin(); it != CNLoginServer::loginSessions.end(); it++) { if (it->second.userID == accountId) { CNSocket* sock = it->first; INITSTRUCT(sP_LS2CL_REP_PC_EXIT_DUPLICATE, resp); resp.iErrorCode = 0; sock->sendPacket((void*)&resp, P_LS2CL_REP_PC_EXIT_DUPLICATE, sizeof(sP_LS2CL_REP_PC_EXIT_DUPLICATE)); sock->kill(); return true; } } return false; } bool CNLoginServer::isLoginDataGood(std::string login, std::string password) { std::regex loginRegex("[a-zA-Z0-9_-]{4,32}"); std::regex passwordRegex("[a-zA-Z0-9!@#$%^&*()_+]{8,32}"); return (std::regex_match(login, loginRegex) && std::regex_match(password, passwordRegex)); } bool CNLoginServer::isPasswordCorrect(std::string actualPassword, std::string tryPassword) { return BCrypt::validatePassword(tryPassword, actualPassword); } bool CNLoginServer::isCharacterNameGood(std::string Firstname, std::string Lastname) { //Allow alphanumeric and dot characters in names(disallows dot and space characters at the beginning of a name) std::regex firstnamecheck(R"(((?! )(?!\.)[a-zA-Z0-9]*\.{0,1}(?!\.+ +)[a-zA-Z0-9]* {0,1}(?! +))*$)"); std::regex lastnamecheck(R"(((?! )(?!\.)[a-zA-Z0-9]*\.{0,1}(?!\.+ +)[a-zA-Z0-9]* {0,1}(?! +))*$)"); return (std::regex_match(Firstname, firstnamecheck) && std::regex_match(Lastname, lastnamecheck)); } #pragma endregion