diff options
author | Rat <none@none> | 2010-06-05 23:40:08 +0200 |
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committer | Rat <none@none> | 2010-06-05 23:40:08 +0200 |
commit | 75b80d9f5b02a643c983b2fb1ededed79fd5d133 (patch) | |
tree | ebd1c2cc12a2715909dd04c1ed147a260c6ceb14 /src/server/game/Addons/AddonHandler.cpp | |
parent | 6a9357b13d7ea6bd7d77dbfc6587af9028caa401 (diff) |
rearranged core files
--HG--
branch : trunk
Diffstat (limited to 'src/server/game/Addons/AddonHandler.cpp')
-rw-r--r-- | src/server/game/Addons/AddonHandler.cpp | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/src/server/game/Addons/AddonHandler.cpp b/src/server/game/Addons/AddonHandler.cpp new file mode 100644 index 00000000000..a9c8101d7b1 --- /dev/null +++ b/src/server/game/Addons/AddonHandler.cpp @@ -0,0 +1,234 @@ +/* + * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/> + * + * Copyright (C) 2008-2010 Trinity <http://www.trinitycore.org/> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "zlib/zlib.h" + +#include "AddonHandler.h" +#include "Database/DatabaseEnv.h" +#include "Policies/SingletonImp.h" +#include "Opcodes.h" + +#include "Log.h" + +INSTANTIATE_SINGLETON_1( AddonHandler ); + +AddonHandler::AddonHandler() +{ +} + +AddonHandler::~AddonHandler() +{ +} + +bool AddonHandler::BuildAddonPacket(WorldPacket *Source, WorldPacket *Target) +{ + ByteBuffer AddOnPacked; + uLongf AddonRealSize; + uint32 CurrentPosition; + uint32 TempValue; + + unsigned char tdata[256] = + { + 0xC3, 0x5B, 0x50, 0x84, 0xB9, 0x3E, 0x32, 0x42, 0x8C, 0xD0, 0xC7, 0x48, 0xFA, 0x0E, 0x5D, 0x54, + 0x5A, 0xA3, 0x0E, 0x14, 0xBA, 0x9E, 0x0D, 0xB9, 0x5D, 0x8B, 0xEE, 0xB6, 0x84, 0x93, 0x45, 0x75, + 0xFF, 0x31, 0xFE, 0x2F, 0x64, 0x3F, 0x3D, 0x6D, 0x07, 0xD9, 0x44, 0x9B, 0x40, 0x85, 0x59, 0x34, + 0x4E, 0x10, 0xE1, 0xE7, 0x43, 0x69, 0xEF, 0x7C, 0x16, 0xFC, 0xB4, 0xED, 0x1B, 0x95, 0x28, 0xA8, + 0x23, 0x76, 0x51, 0x31, 0x57, 0x30, 0x2B, 0x79, 0x08, 0x50, 0x10, 0x1C, 0x4A, 0x1A, 0x2C, 0xC8, + 0x8B, 0x8F, 0x05, 0x2D, 0x22, 0x3D, 0xDB, 0x5A, 0x24, 0x7A, 0x0F, 0x13, 0x50, 0x37, 0x8F, 0x5A, + 0xCC, 0x9E, 0x04, 0x44, 0x0E, 0x87, 0x01, 0xD4, 0xA3, 0x15, 0x94, 0x16, 0x34, 0xC6, 0xC2, 0xC3, + 0xFB, 0x49, 0xFE, 0xE1, 0xF9, 0xDA, 0x8C, 0x50, 0x3C, 0xBE, 0x2C, 0xBB, 0x57, 0xED, 0x46, 0xB9, + 0xAD, 0x8B, 0xC6, 0xDF, 0x0E, 0xD6, 0x0F, 0xBE, 0x80, 0xB3, 0x8B, 0x1E, 0x77, 0xCF, 0xAD, 0x22, + 0xCF, 0xB7, 0x4B, 0xCF, 0xFB, 0xF0, 0x6B, 0x11, 0x45, 0x2D, 0x7A, 0x81, 0x18, 0xF2, 0x92, 0x7E, + 0x98, 0x56, 0x5D, 0x5E, 0x69, 0x72, 0x0A, 0x0D, 0x03, 0x0A, 0x85, 0xA2, 0x85, 0x9C, 0xCB, 0xFB, + 0x56, 0x6E, 0x8F, 0x44, 0xBB, 0x8F, 0x02, 0x22, 0x68, 0x63, 0x97, 0xBC, 0x85, 0xBA, 0xA8, 0xF7, + 0xB5, 0x40, 0x68, 0x3C, 0x77, 0x86, 0x6F, 0x4B, 0xD7, 0x88, 0xCA, 0x8A, 0xD7, 0xCE, 0x36, 0xF0, + 0x45, 0x6E, 0xD5, 0x64, 0x79, 0x0F, 0x17, 0xFC, 0x64, 0xDD, 0x10, 0x6F, 0xF3, 0xF5, 0xE0, 0xA6, + 0xC3, 0xFB, 0x1B, 0x8C, 0x29, 0xEF, 0x8E, 0xE5, 0x34, 0xCB, 0xD1, 0x2A, 0xCE, 0x79, 0xC3, 0x9A, + 0x0D, 0x36, 0xEA, 0x01, 0xE0, 0xAA, 0x91, 0x20, 0x54, 0xF0, 0x72, 0xD8, 0x1E, 0xC7, 0x89, 0xD2 + }; + + // broken addon packet, can't be received from real client + if (Source->rpos() + 4 > Source->size()) + return false; + + *Source >> TempValue; // get real size of the packed structure + + // empty addon packet, nothing process, can't be received from real client + if(!TempValue) + return false; + + AddonRealSize = TempValue; // temp value because ZLIB only excepts uLongf + + CurrentPosition = Source->rpos(); // get the position of the pointer in the structure + + AddOnPacked.resize(AddonRealSize); // resize target for zlib action + + if (!uncompress(const_cast<uint8*>(AddOnPacked.contents()), &AddonRealSize, const_cast<uint8*>((*Source).contents() + CurrentPosition), (*Source).size() - CurrentPosition)!= Z_OK) + { + Target->Initialize(SMSG_ADDON_INFO); + + uint32 addonsCount; + AddOnPacked >> addonsCount; // addons count? + + for(uint32 i = 0; i < addonsCount; ++i) + { + std::string addonName; + uint8 enabled; + uint32 crc, unk2; + + // check next addon data format correctness + if(AddOnPacked.rpos()+1 > AddOnPacked.size()) + return false; + + AddOnPacked >> addonName; + + // recheck next addon data format correctness + if(AddOnPacked.rpos()+1+4+4 > AddOnPacked.size()) + return false; + + AddOnPacked >> enabled >> crc >> unk2; + + sLog.outDebug("ADDON: Name: %s, Enabled: 0x%x, CRC: 0x%x, Unknown2: 0x%x", addonName.c_str(), enabled, crc, unk2); + + uint8 state = (enabled ? 2 : 1); + *Target << uint8(state); + + uint8 unk1 = (enabled ? 1 : 0); + *Target << uint8(unk1); + if (unk1) + { + uint8 unk2 = (crc != 0x4c1c776d); // If addon is Standard addon CRC + *Target << uint8(unk2); + if (unk2) + Target->append(tdata, sizeof(tdata)); + + *Target << uint32(0); + } + + uint8 unk3 = (enabled ? 0 : 1); + *Target << uint8(unk3); + if (unk3) + { + // String, 256 (null terminated?) + *Target << uint8(0); + } + } + + uint32 unk4; + AddOnPacked >> unk4; + + uint32 count = 0; + *Target << uint32(count); + /*for(uint32 i = 0; i < count; ++i) + { + uint32 + string (16 bytes) + string (16 bytes) + uint32 + }*/ + + if(AddOnPacked.rpos() != AddOnPacked.size()) + sLog.outDebug("packet under read!"); + } + else + { + sLog.outError("Addon packet uncompress error :("); + return false; + } + return true; +} + +/* Code use in 1.10.2 when client not ignore ban state sended for addons. Saved for reference if client switch to use server ban state information +void AddonHandler::BuildAddonPacket(WorldPacket* Source, WorldPacket* Target, uint32 Packetoffset) +{ + ByteBuffer AddOnPacked; + uLongf AddonRealSize; + uint32 CurrentPosition; + uint32 TempValue; + + *Source >> TempValue; //get real size of the packed structure + + AddonRealSize = TempValue; //temp value becouse ZLIB only excepts uLongf + + CurrentPosition = Source->rpos(); //get the position of the pointer in the structure + + AddOnPacked.resize(AddonRealSize); //resize target for zlib action + + if (!uncompress((uint8*)AddOnPacked.contents(), &AddonRealSize, (uint8*)(*Source).contents() + CurrentPosition, (*Source).size() - CurrentPosition)!= Z_OK) + { + bool* AddonAllowed = new bool; //handle addon check and enable-ing + + uint32 Unknown1; + uint8 Unknown0; + + AddOnPacked >> Unknown0; + AddOnPacked >> Unknown1; + + Target->Initialize(SMSG_ADDON_INFO); + + uint32 i = 5; //offset for addon extraction + while(i != AddOnPacked.size()) + { + std::string AddonNames; + AddOns* Addonstr = new AddOns; + uint8 unk6; + uint64 CRCCHECK; + AddOnPacked >> AddonNames >> CRCCHECK >> unk6; + + //sLog.outDebug("ADDON: Name:%s CRC:%x Unknown:%x",AddonNames.c_str(), CRCCHECK,unk6); + + Addonstr->Name = AddonNames; + Addonstr->CRC = CRCCHECK; + + //if not allowed but unknown added to list + if (GetAddonStatus(Addonstr, AddonAllowed)) // If addon is new + { + Addonstr->Enabled = m_Addon_Default; // by default new addons are set from Config file + *AddonAllowed = m_Addon_Default; // Set addon allowed on default value + _AddAddon(Addonstr); + sLog.outDetail("Found new Addon, Name:%s CRC:%x Unknown:%x",AddonNames.c_str(), CRCCHECK, unk6); + } + + if (CRCCHECK == 0x4C1C776D01LL) //If addon is Standard addon CRC + { + //value's standard Addons + *Target << uint8(0) << uint8(2) << uint8(1) << uint8(0) << uint32(0); + } + else if (*AddonAllowed) //if addon is Custom addons + //value's enable addon + *Target << uint8(0x00) << uint8(0x01) << uint8(0x00) << uint8(0x01); + else + //value's disable addom + *Target << uint8(0x00) << uint8(0x0) << uint8(0x00) << uint8(0x0); + + i += AddonNames.size() + 10; + } + *Target << uint8(0x0); + + //delete mem allocation + delete AddonAllowed; + } + else + { + //handle uncompress error + } +} +*/ + |