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https://github.com/EQEmu/Server.git
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KimLS
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/* EQEMu: Everquest Server Emulator
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Copyright (C) 2001-2006 EQEMu Development Team (http://eqemulator.net)
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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; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY except by those people which sell it, which
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are required to give you total support for your newly bought product;
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without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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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, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "../common/debug.h"
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#include "LauncherLink.h"
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#include "LauncherList.h"
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#include "WorldConfig.h"
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#include "../common/logsys.h"
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#include "../common/md5.h"
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#include "../common/packet_dump.h"
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#include "../common/servertalk.h"
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#include "../common/EmuTCPConnection.h"
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#include "worlddb.h"
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#include "EQLConfig.h"
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#include <vector>
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#include <string>
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using namespace std;
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extern LauncherList launcher_list;
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LauncherLink::LauncherLink(int id, EmuTCPConnection *c)
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: ID(id),
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tcpc(c),
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authenticated(false),
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m_name(""),
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m_bootTimer(2000)
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{
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m_dynamicCount = 0;
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m_bootTimer.Disable();
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}
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LauncherLink::~LauncherLink() {
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tcpc->Free();
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}
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bool LauncherLink::Process() {
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if (!tcpc->Connected())
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return false;
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if(m_bootTimer.Check(false)) {
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//force a boot on any zone which isnt running.
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std::map<std::string, ZoneState>::iterator cur, end;
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cur = m_states.begin();
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end = m_states.end();
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for(; cur != end; cur++) {
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if(!cur->second.up) {
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StartZone(cur->first.c_str());
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}
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}
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m_bootTimer.Disable();
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}
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ServerPacket *pack = 0;
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while((pack = tcpc->PopPacket())) {
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_hex(WORLD__ZONE_TRACE,pack->pBuffer,pack->size);
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if (!authenticated) {
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if (WorldConfig::get()->SharedKey.length() > 0) {
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if (pack->opcode == ServerOP_ZAAuth && pack->size == 16) {
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uint8 tmppass[16];
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MD5::Generate((const uchar*) WorldConfig::get()->SharedKey.c_str(), WorldConfig::get()->SharedKey.length(), tmppass);
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if (memcmp(pack->pBuffer, tmppass, 16) == 0)
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authenticated = true;
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else {
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struct in_addr in;
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in.s_addr = GetIP();
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_log(WORLD__LAUNCH_ERR, "Launcher authorization failed.");
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ServerPacket* pack = new ServerPacket(ServerOP_ZAAuthFailed);
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SendPacket(pack);
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delete pack;
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Disconnect();
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return false;
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}
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}
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else {
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struct in_addr in;
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in.s_addr = GetIP();
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_log(WORLD__LAUNCH_ERR, "Launcher authorization failed.");
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ServerPacket* pack = new ServerPacket(ServerOP_ZAAuthFailed);
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SendPacket(pack);
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delete pack;
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Disconnect();
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return false;
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}
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}
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else
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{
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_log(WORLD__LAUNCH,"**WARNING** You have not configured a world shared key in your config file. You should add a <key>STRING</key> element to your <world> element to prevent unauthroized zone access.");
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authenticated = true;
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}
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delete pack;
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continue;
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}
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switch(pack->opcode) {
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case 0:
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break;
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case ServerOP_KeepAlive: {
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// ignore this
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break;
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}
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case ServerOP_ZAAuth: {
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_log(WORLD__LAUNCH, "Got authentication from %s when they are already authenticated.", m_name.c_str());
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break;
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}
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case ServerOP_LauncherConnectInfo: {
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const LauncherConnectInfo *it = (const LauncherConnectInfo *) pack->pBuffer;
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if(HasName()) {
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_log(WORLD__LAUNCH_ERR, "Launcher '%s' received an additional connect packet with name '%s'. Ignoring.", m_name.c_str(), it->name);
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break;
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}
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m_name = it->name;
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EQLConfig *config = launcher_list.GetConfig(m_name.c_str());
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if(config == NULL) {
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_log(WORLD__LAUNCH, "Unknown launcher '%s' connected. Disconnecting.", it->name);
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Disconnect();
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break;
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}
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_log(WORLD__LAUNCH, "Launcher Identified itself as '%s'. Loading zone list.", it->name);
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std::vector<LauncherZone> result;
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//database.GetLauncherZones(it->name, result);
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config->GetZones(result);
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std::vector<LauncherZone>::iterator cur, end;
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cur = result.begin();
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end = result.end();
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ZoneState zs;
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for(; cur != end; cur++) {
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zs.port = cur->port;
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zs.up = false;
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zs.starts = 0;
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_log(WORLD__LAUNCH_TRACE, "%s: Loaded zone '%s' on port %d", m_name.c_str(), cur->name.c_str(), zs.port);
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m_states[cur->name] = zs;
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}
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//now we add all the dynamics.
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BootDynamics(config->GetDynamicCount());
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m_bootTimer.Start();
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break;
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}
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case ServerOP_LauncherZoneStatus: {
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const LauncherZoneStatus *it = (const LauncherZoneStatus *) pack->pBuffer;
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std::map<std::string, ZoneState>::iterator res;
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res = m_states.find(it->short_name);
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if(res == m_states.end()) {
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_log(WORLD__LAUNCH_ERR, "%s: reported state for zone %s which it does not have.", m_name.c_str(), it->short_name);
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break;
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}
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_log(WORLD__LAUNCH, "%s: %s reported state %s (%d starts)", m_name.c_str(), it->short_name, it->running?"STARTED":"STOPPED", it->start_count);
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res->second.up = it->running;
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res->second.starts = it->start_count;
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break;
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}
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default:
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{
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_log(WORLD__LAUNCH_ERR, "Unknown ServerOPcode from launcher 0x%04x, size %d",pack->opcode,pack->size);
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DumpPacket(pack->pBuffer, pack->size);
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break;
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}
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}
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delete pack;
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}
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return(true);
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}
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bool LauncherLink::ContainsZone(const char *short_name) const {
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return(m_states.find(short_name) != m_states.end());
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/*
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* std::map<std::string, bool>::const_iterator cur, end;
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cur = m_states.begin();
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end = m_states.end();
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for(; cur != end; cur++) {
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if(
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}*/
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}
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void LauncherLink::BootZone(const char *short_name, uint16 port) {
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ZoneState zs;
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zs.port = port;
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zs.up = false;
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zs.starts = 0;
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_log(WORLD__LAUNCH_TRACE, "%s: Loaded zone '%s' on port %d", m_name.c_str(), short_name, zs.port);
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m_states[short_name] = zs;
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StartZone(short_name);
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}
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void LauncherLink::StartZone(const char *short_name) {
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ServerPacket* pack = new ServerPacket(ServerOP_LauncherZoneRequest, sizeof(LauncherZoneRequest));
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LauncherZoneRequest* s = (LauncherZoneRequest *) pack->pBuffer;
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strn0cpy(s->short_name, short_name, 32);
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s->command = ZR_Start;
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SendPacket(pack);
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delete pack;
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}
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void LauncherLink::RestartZone(const char *short_name) {
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ServerPacket* pack = new ServerPacket(ServerOP_LauncherZoneRequest, sizeof(LauncherZoneRequest));
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LauncherZoneRequest* s = (LauncherZoneRequest *) pack->pBuffer;
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strn0cpy(s->short_name, short_name, 32);
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s->command = ZR_Restart;
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SendPacket(pack);
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delete pack;
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}
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void LauncherLink::StopZone(const char *short_name) {
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ServerPacket* pack = new ServerPacket(ServerOP_LauncherZoneRequest, sizeof(LauncherZoneRequest));
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LauncherZoneRequest* s = (LauncherZoneRequest *) pack->pBuffer;
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strn0cpy(s->short_name, short_name, 32);
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s->command = ZR_Stop;
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SendPacket(pack);
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delete pack;
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}
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void LauncherLink::BootDynamics(uint8 new_count) {
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if(m_dynamicCount == new_count)
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return;
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ZoneState zs;
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if(m_dynamicCount < new_count) {
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//we are booting more dynamics.
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zs.port = 0;
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zs.up = false;
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zs.starts = 0;
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int r;
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char nbuf[20];
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uint8 index;
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//"for each zone we need to boot"
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for(r = m_dynamicCount; r < new_count; r++) {
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//find an idle ID
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for(index = m_dynamicCount+1; index < 255; index++) {
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sprintf(nbuf, "dynamic_%02d", index);
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if(m_states.find(nbuf) != m_states.end())
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continue;
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m_states[nbuf] = zs;
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StartZone(nbuf);
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break;
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}
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}
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m_dynamicCount = new_count;
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} else if(new_count == 0) {
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//kill all zones...
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std::map<std::string, ZoneState>::iterator cur, end;
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cur = m_states.begin();
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end = m_states.end();
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for(; cur != end; cur++) {
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StopZone(cur->first.c_str());
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}
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} else {
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//need to get rid of some zones...
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//quick and dirty way to do this.. should do better (like looking for idle zones)
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int found = 0;
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std::map<std::string, ZoneState>::iterator cur, end;
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cur = m_states.begin();
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end = m_states.end();
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for(; cur != end; cur++) {
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if(cur->first.find("dynamic_") == 0) {
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if(found >= new_count) {
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//this zone exceeds the number of allowed booted zones.
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StopZone(cur->first.c_str());
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} else {
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found++;
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}
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}
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}
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m_dynamicCount = new_count;
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}
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}
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void LauncherLink::GetZoneList(std::vector<std::string> &l) {
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std::map<std::string, ZoneState>::iterator cur, end;
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cur = m_states.begin();
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end = m_states.end();
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for(; cur != end; cur++) {
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l.push_back(cur->first.c_str());
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}
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}
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void LauncherLink::GetZoneDetails(const char *short_name, std::map<std::string,std::string> &res) {
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res.clear();
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std::map<std::string, ZoneState>::iterator r;
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r = m_states.find(short_name);
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if(r == m_states.end()) {
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res["error"] = "Zone Not Found";
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res["name"] = short_name;
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res["up"] = "0";
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res["starts"] = "0";
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res["port"] = "0";
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} else {
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res["name"] = r->first;
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res["up"] = r->second.up?"1":"0";
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res["starts"] = itoa(r->second.starts);
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res["port"] = itoa(r->second.port);
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}
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}
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void LauncherLink::Shutdown() {
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ServerPacket* pack = new ServerPacket(ServerOP_ShutdownAll);
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SendPacket(pack);
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delete pack;
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}
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