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BaseClient.cpp
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//this file is part of eMule
//Copyright (C)2002-2008 Merkur ( strEmail.Format("%s@%s", "devteam", "emule-project.net") / http://www.emule-project.net )
//
//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., 675 Mass Ave, Cambridge, MA 02139, USA.
#include "stdafx.h"
#ifdef _DEBUG
#include "DebugHelpers.h"
#endif
#include "emule.h"
#include "UpDownClient.h"
#include "FriendList.h"
#include "Clientlist.h"
#include "OtherFunctions.h"
#include "PartFile.h"
#include "ListenSocket.h"
#include "PeerCacheSocket.h"
#include "Friend.h"
#include <zlib/zlib.h>
#include "Packets.h"
#include "Opcodes.h"
#include "SafeFile.h"
#include "Preferences.h"
#include "Server.h"
#include "ClientCredits.h"
#include "IPFilter.h"
#include "Statistics.h"
#include "Sockets.h"
#include "DownloadQueue.h"
#include "UploadQueue.h"
#include "SearchFile.h"
#include "SearchList.h"
#include "SharedFileList.h"
#include "Kademlia/Kademlia/Kademlia.h"
#include "Kademlia/Kademlia/Search.h"
#include "Kademlia/Kademlia/SearchManager.h"
#include "Kademlia/Kademlia/UDPFirewallTester.h"
#include "Kademlia/routing/RoutingZone.h"
#include "Kademlia/Utils/UInt128.h"
#include "Kademlia/Net/KademliaUDPListener.h"
#include "Kademlia/Kademlia/Prefs.h"
#include "emuledlg.h"
#include "ServerWnd.h"
#include "TransferDlg.h"
#include "ChatWnd.h"
#include "CxImage/xImage.h"
#include "PreviewDlg.h"
#include "Exceptions.h"
#include "Peercachefinder.h"
#include "ClientUDPSocket.h"
#include "shahashset.h"
#include "Log.h"
#include "CaptchaGenerator.h"
//Xman
#include "DLP.h" //Xman DLP
#include "BandWidthControl.h"
//Xman End
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
#define URLINDICATOR _T("http:|www.|.de |.net |.com |.org |.to |.tk |.cc |.fr |ftp:|ed2k:|https:|ftp.|.info|.biz|.uk|.eu|.es|.tv|.cn|.tw|.ws|.nu|.jp")
//Xman unused
/*
IMPLEMENT_DYNAMIC(CClientException, CException)
*/
//Xman end
IMPLEMENT_DYNAMIC(CUpDownClient, CObject)
//Xman
// Maella -Upload Stop Reason-
// Maella -Download Stop Reason-
// Remark: static element are automaticaly initialized with zero
uint32 CUpDownClient::m_upStopReason[2][CUpDownClient::USR_EXCEPTION+1];
uint32 CUpDownClient::m_downStopReason[2][CUpDownClient::DSR_EXCEPTION+1];
// Maella end
//Xman Anti-Leecher: simple Anti-Thief
const CString CUpDownClient::str_ANTAddOn=CUpDownClient::GetANTAddOn();
//Xman end
CUpDownClient::CUpDownClient(CClientReqSocket* sender)
//Xman // Maella -Accurate measure of bandwidth: eDonkey data + control, network adapter-
: m_upHistory_list(3),
m_downHistory_list(3)
// Maella end
{
socket = sender;
reqfile = NULL;
Init();
}
CUpDownClient::CUpDownClient(CPartFile* in_reqfile, uint16 in_port, uint32 in_userid,uint32 in_serverip, uint16 in_serverport, bool ed2kID)
//Xman // Maella -Accurate measure of bandwidth: eDonkey data + control, network adapter-
: m_upHistory_list(3),
m_downHistory_list(3)
// Maella end
{
//Converting to the HybridID system.. The ED2K system didn't take into account of IP address ending in 0..
//All IP addresses ending in 0 were assumed to be a lowID because of the calculations.
socket = NULL;
reqfile = in_reqfile;
Init();
m_nUserPort = in_port;
//If this is a ED2K source, check if it's a lowID.. If not, convert it to a HyrbidID.
//Else, it's already in hybrid form.
if(ed2kID && !IsLowID(in_userid))
m_nUserIDHybrid = ntohl(in_userid);
else
m_nUserIDHybrid = in_userid;
//If highID and ED2K source, incoming ID and IP are equal..
//If highID and Kad source, incoming IP needs ntohl for the IP
if (!HasLowID() && ed2kID)
m_nConnectIP = in_userid;
else if(!HasLowID())
m_nConnectIP = ntohl(in_userid);
m_dwServerIP = in_serverip;
m_nServerPort = in_serverport;
}
void CUpDownClient::Init()
{
//Xman Full Chunk
upendsoon=false;
//Xman filter clients with failed downloads
m_faileddownloads=0;
//Xman Xtreme Mod
m_szFullUserIP=_T("?");
m_cFailed = 0; //Xman Downloadmanager / Xtreme Mod // holds the failed connection attempts
//Xman fix for startupload
lastaction=0;
//Xman fix for startupload (downloading side)
protocolstepflag1=false;
//Xman uploading problem client
isupprob=false;
//Xman askfordownload priority
m_downloadpriority=1;
//Xman end
m_nChatstate = MS_NONE;
m_nKadState = KS_NONE;
m_nChatCaptchaState = CA_NONE;
m_nUploadState = US_NONE;
m_nDownloadState = DS_NONE;
m_SecureIdentState = IS_UNAVAILABLE;
m_nConnectingState = CCS_NONE;
m_ePeerCacheDownState = PCDS_NONE;
m_ePeerCacheUpState = PCUS_NONE;
credits = NULL;
//Xman
/*
m_nSumForAvgUpDataRate = 0;
*/
//Xman end
m_bAddNextConnect = false;
//Xman
/*
m_cShowDR = 0;
*/
//Xman end
m_nUDPPort = 0;
m_nKadPort = 0;
m_nTransferredUp = 0;
m_cAsked = 0;
m_cDownAsked = 0;
//Xman
/*
m_nUpDatarate = 0;
*/
//Xman end
m_pszUsername = 0;
m_nUserIDHybrid = 0;
m_dwServerIP = 0;
m_nServerPort = 0;
m_iFileListRequested = 0;
m_dwLastUpRequest = 0;
m_bEmuleProtocol = false;
m_bCompleteSource = false;
m_bFriendSlot = false;
m_bCommentDirty = false;
m_bReaskPending = false;
m_bUDPPending = false;
m_byEmuleVersion = 0;
m_nUserPort = 0;
m_nPartCount = 0;
m_nUpPartCount = 0;
m_abyPartStatus = 0;
m_abyUpPartStatus = 0;
m_dwUploadTime = 0;
m_nTransferredDown = 0;
//Xman
/*
m_nDownDatarate = 0;
m_nDownDataRateMS = 0;
*/
//Xman end
m_dwLastBlockReceived = 0;
m_byDataCompVer = 0;
m_byUDPVer = 0;
m_bySourceExchange1Ver = 0;
m_byAcceptCommentVer = 0;
m_byExtendedRequestsVer = 0;
m_nRemoteQueueRank = 0;
m_dwLastSourceRequest = 0;
m_dwLastSourceAnswer = 0;
m_dwLastAskedForSources = 0;
m_byCompatibleClient = 0;
m_nSourceFrom = SF_SERVER;
m_bIsHybrid = false;
m_bIsML=false;
m_Friend = NULL;
m_uFileRating=0;
(void)m_strFileComment;
m_fMessageFiltered = 0;
m_fIsSpammer = 0;
m_cMessagesReceived = 0;
m_cMessagesSent = 0;
m_nCurSessionUp = 0;
m_nCurSessionDown = 0;
m_nCurSessionPayloadDown = 0;
//Xman
/*
m_nSumForAvgDownDataRate = 0;
*/
//Xman end
m_clientSoft=SO_UNKNOWN;
m_bRemoteQueueFull = false;
md4clr(m_achUserHash);
SetBuddyID(NULL);
m_nBuddyIP = 0;
m_nBuddyPort = 0;
if (socket){
SOCKADDR_IN sockAddr = {0};
int nSockAddrLen = sizeof(sockAddr);
socket->GetPeerName((SOCKADDR*)&sockAddr, &nSockAddrLen);
SetIP(sockAddr.sin_addr.S_un.S_addr);
}
else{
SetIP(0);
}
//Xman
//remark: in most cases we use the defaultstrcut (ip=0)
//we could use the right IP from begining by moving this method to the constructor
//disadvantage: we create and immediately delete many clients, always searching the
//country costs too much time
//EastShare Start - added by AndCycle, IP to Country
m_structUserCountry = theApp.ip2country->GetCountryFromIP(m_dwUserIP);
//EastShare End - added by AndCycle, IP to Country
m_fHashsetRequestingAICH = 0;
m_fHashsetRequestingMD4 = 0;
m_fSharedDirectories = 0;
m_fSentCancelTransfer = 0;
m_nClientVersion = 0;
m_lastRefreshedDLDisplay = 0;
m_dwDownStartTime = 0;
m_nLastBlockOffset = (uint64)-1;
m_bUnicodeSupport = false;
m_dwLastSignatureIP = 0;
m_bySupportSecIdent = 0;
m_byInfopacketsReceived = IP_NONE;
m_lastPartAsked = (uint16)-1;
m_nUpCompleteSourcesCount= 0;
m_fSupportsPreview = 0;
m_fPreviewReqPending = 0;
m_fPreviewAnsPending = 0;
m_bTransferredDownMini = false;
m_addedPayloadQueueSession = 0;
m_nCurQueueSessionPayloadUp = 0; // PENDING: Is this necessary? ResetSessionUp()...
m_lastRefreshedULDisplay = ::GetTickCount();
m_bGPLEvildoer = false;
m_bHelloAnswerPending = false;
m_bACATHelloAnswerPending = false; //zz_fly :: Client is always highid if we are connecting to them - by Enig123, idea from ACAT
m_fNoViewSharedFiles = 0;
m_bMultiPacket = 0;
md4clr(requpfileid);
m_nTotalUDPPackets = 0;
m_nFailedUDPPackets = 0;
m_nUrlStartPos = (uint64)-1;
m_iHttpSendState = 0;
m_fPeerCache = 0;
m_uPeerCacheDownloadPushId = 0;
m_uPeerCacheUploadPushId = 0;
m_pPCDownSocket = NULL;
m_pPCUpSocket = NULL;
m_uPeerCacheRemoteIP = 0;
m_bPeerCacheDownHit = false;
m_bPeerCacheUpHit = false;
m_fNeedOurPublicIP = 0;
m_random_update_wait = (uint32)(rand()/(RAND_MAX/1000));
//Xman
/*
m_bSourceExchangeSwapped = false; // ZZ:DownloadManager
m_dwLastTriedToConnect = ::GetTickCount()-20*60*1000; // ZZ:DownloadManager
*/
//Xman end
m_fQueueRankPending = 0;
m_fUnaskQueueRankRecv = 0;
m_fFailedFileIdReqs = 0;
//Xman
/*
m_slotNumber = 0;
lastSwapForSourceExchangeTick = 0;
*/
//Xman end
m_pReqFileAICHHash = NULL;
m_fSupportsAICH = 0;
m_fAICHRequested = 0;
m_byKadVersion = 0;
SetLastBuddyPingPongTime();
m_fSentOutOfPartReqs = 0;
m_bCollectionUploadSlot = false;
m_fSupportsLargeFiles = 0;
m_fExtMultiPacket = 0;
m_fRequestsCryptLayer = 0;
m_fSupportsCryptLayer = 0;
m_fRequiresCryptLayer = 0;
m_fSupportsSourceEx2 = 0;
m_fSupportsCaptcha = 0;
m_fDirectUDPCallback = 0;
m_cCaptchasSent = 0;
m_fSupportsFileIdent = 0;
//Xman -----------------
// Maella -Accurate measure of bandwidth: eDonkey data + control, network adapter-
m_displayUpDatarateCounter = 0;
m_displayDownDatarateCounter = 0;
m_nUpDatarate = 0;
m_nUpDatarate10 = 0;
m_nUpDatarateMeasure = 0;
m_nDownDatarate = 0;
m_nDownDatarate10 = 0;
m_nDownDatarateMeasure = 0;
// Maella end
// Maella -Unnecessary Protocol Overload-
CalculateJitteredFileReaskTime(false); //Xman 5.1
m_dwLastAskedTime = 0;
m_dwLastUDPReaskTime = 0;
m_dwNextTCPAskedTime = 0;
// Maella end
//Xman Xtreme Downloadmanager
droptime=0;
isduringswap=false;
enterqueuetime=0;
oldQR=0; //Xman diffQR
//Xman end
// Maella -Extended clean-up II-
m_lastCleanUpCheck = GetTickCount(); //Note: this feature is important for Xtreme Downloadmanager
// Maella end
//Xman Anti-Leecher
m_bLeecher = 0;
old_m_pszUsername.Empty();
m_strBanMessage.Empty();
strBanReason_permament.Empty();
uhashsize=16;
//Xman Anti-Nick-Changer
m_uNickchanges=0;
m_ulastNickChage=0; //no need to initalize
//Xman end
//>>> Anti-XS-Exploit (Xman)
m_uiXSReqs = 0;
m_uiXSAnswer = 0;
//<<< Anti-XS-Exploit
//MORPH START - ReadBlockFromFileThread
m_abyfiledata = NULL;
m_readblockthread =NULL;
//MORPH END - ReadBlockFromFileThread
//Xman Funny-Nick (Stulle/Morph)
m_pszFunnyNick=NULL;
//Xman end
//Xman client percentage
hiscompletedparts_percent_up=-1;
hiscompletedparts_percent_down=-1;
//Xman end
//Xman end --------------
m_uModClient = MOD_NONE; // Mod Icons - Stulle
m_bGiveWaittimeBack = false; // SUQWT [Moonlight/EastShare/ MorphXT] - Stulle
m_bAntiUploaderCaseThree = false; // Anti Uploader Ban [Stulle] - Stulle
m_uSpreadClient = 0; // Spread Credits Slot [Stulle] - Stulle
// ==> requpfile optimization [SiRoB] - Stulle
requpfile = NULL;
requpfileid_lasttimeupdated = 0;
// <== requpfile optimization [SiRoB] - Stulle
m_bScheduleForMoveDown = false; // Superior Client Handling [Stulle] - Stulle
m_bScheduleForRemoval = false; // Schedule blocking clients for removal [Stulle] - Stulle
}
CUpDownClient::~CUpDownClient(){
//MORPH START - ReadBlockFromFileThread //Fafner: for safety (got mem leaks) - 071127
if (m_readblockthread) {
m_readblockthread->StopReadBlock();
m_readblockthread = NULL;
}
//MORPH END - ReadBlockFromFileThread
if (IsAICHReqPending()){
m_fAICHRequested = FALSE;
CAICHRecoveryHashSet::ClientAICHRequestFailed(this);
}
if (GetFriend() != NULL)
{
if (GetFriend()->IsTryingToConnect())
GetFriend()->UpdateFriendConnectionState(FCR_DELETED);
m_Friend->SetLinkedClient(NULL);
}
ASSERT( m_nConnectingState == CCS_NONE || !theApp.emuledlg->IsRunning() );
theApp.clientlist->RemoveClient(this, _T("Destructing client object"));
if (socket){
socket->client = 0;
socket->Safe_Delete();
}
if (m_pPCDownSocket){
m_pPCDownSocket->client = NULL;
m_pPCDownSocket->Safe_Delete();
}
if (m_pPCUpSocket){
m_pPCUpSocket->client = NULL;
m_pPCUpSocket->Safe_Delete();
}
free(m_pszUsername);
if (m_abyPartStatus){ //from MorphXT
delete[] m_abyPartStatus;
m_abyPartStatus = NULL;
}
if (m_abyUpPartStatus){ //from MorphXT
delete[] m_abyUpPartStatus;
m_abyUpPartStatus = NULL;
}
ClearUploadBlockRequests();
for (POSITION pos = m_DownloadBlocks_list.GetHeadPosition();pos != 0;)
delete m_DownloadBlocks_list.GetNext(pos);
for (POSITION pos = m_RequestedFiles_list.GetHeadPosition();pos != 0;)
delete m_RequestedFiles_list.GetNext(pos);
for (POSITION pos = m_PendingBlocks_list.GetHeadPosition();pos != 0;){
Pending_Block_Struct *pending = m_PendingBlocks_list.GetNext(pos);
delete pending->block;
// Not always allocated
if (pending->zStream){
inflateEnd(pending->zStream);
delete pending->zStream;
}
delete pending;
}
for (POSITION pos = m_WaitingPackets_list.GetHeadPosition();pos != 0;)
delete m_WaitingPackets_list.GetNext(pos);
DEBUG_ONLY (theApp.listensocket->Debug_ClientDeleted(this));
SetUploadFileID(NULL);
//Xman
/*
m_fileReaskTimes.RemoveAll(); // ZZ:DownloadManager (one resk timestamp for each file)
*/
//Xman end
delete m_pReqFileAICHHash;
//Xman --------------------
// Maella -Accurate measure of bandwidth: eDonkey data + control, network adapter-
m_upHistory_list.RemoveAll();
m_downHistory_list.RemoveAll();
// Maella -Unnecessary Protocol Overload-
m_partStatusMap.clear();
//Xman end
//Xman Extened credit- table-arragement
if(Credits())
{
Credits()->SetLastSeen(); //ensure we keep the credits at least 6 hours in memory, without this line our LastSeen can be outdated if we did only UDP
//zz_fly :: Optimized on table-arragement :: Enig123 :: Start
/*
if(Credits()->GetDownloadedTotal()==0 && Credits()->GetUploadedTotal()==0) //just to save some CPU-cycles, a second test is done at credits
Credits()->MarkToDelete();
*/
Credits()->DecReferredTimes();
//zz_fly :: End
}
//Xman end
//Xman Funny-Nick (Stulle/Morph)
if (m_pszFunnyNick) {
delete[] m_pszFunnyNick;
m_pszFunnyNick = NULL;
}
//Xman end
//Xman end -----------------
}
void CUpDownClient::ClearHelloProperties()
{
m_nUDPPort = 0;
m_byUDPVer = 0;
m_byDataCompVer = 0;
m_byEmuleVersion = 0;
m_bySourceExchange1Ver = 0;
m_byAcceptCommentVer = 0;
m_byExtendedRequestsVer = 0;
m_byCompatibleClient = 0;
m_nKadPort = 0;
m_bySupportSecIdent = 0;
m_fSupportsPreview = 0;
m_nClientVersion = 0;
m_fSharedDirectories = 0;
m_bMultiPacket = 0;
m_fPeerCache = 0;
m_uPeerCacheDownloadPushId = 0;
m_uPeerCacheUploadPushId = 0;
m_byKadVersion = 0;
m_fSupportsLargeFiles = 0;
m_fExtMultiPacket = 0;
m_fRequestsCryptLayer = 0;
m_fSupportsCryptLayer = 0;
m_fRequiresCryptLayer = 0;
m_fSupportsSourceEx2 = 0;
m_fSupportsCaptcha = 0;
m_fDirectUDPCallback = 0;
m_fSupportsFileIdent = 0;
m_strModVersion.Empty(); //Maella -Support for tag ET_MOD_VERSION 0x55
}
bool CUpDownClient::ProcessHelloPacket(const uchar* pachPacket, uint32 nSize)
{
CSafeMemFile data(pachPacket, nSize);
//Xman Anti-Leecher
/*
data.ReadUInt8(); // read size of userhash
*/
uhashsize=data.ReadUInt8();
//Xman end
// reset all client properties; a client may not send a particular emule tag any longer
ClearHelloProperties();
//Xman Anti-Leecher
/*
return ProcessHelloTypePacket(&data);
*/
return ProcessHelloTypePacket(&data, true);
//Xman end
}
bool CUpDownClient::ProcessHelloAnswer(const uchar* pachPacket, uint32 nSize)
{
//Xman Anti-Leecher
uhashsize=16;
//Xman end
CSafeMemFile data(pachPacket, nSize);
//Xman Anti-Leecher
/*
bool bIsMule = ProcessHelloTypePacket(&data);
*/
bool bIsMule = ProcessHelloTypePacket(&data, false);
//Xman end
m_bHelloAnswerPending = false;
m_bACATHelloAnswerPending = false; //zz_fly :: Client is always highid if we are connecting to them - by Enig123, idea from ACAT
return bIsMule;
}
//Xman Anti-Leecher
/*
bool CUpDownClient::ProcessHelloTypePacket(CSafeMemFile* data)
*/
bool CUpDownClient::ProcessHelloTypePacket(CSafeMemFile* data, bool isHelloPacket)
//Xman end
{
bool bDbgInfo = thePrefs.GetUseDebugDevice();
m_strHelloInfo.Empty();
// clear hello properties which can be changed _only_ on receiving OP_Hello/OP_HelloAnswer
m_bIsHybrid = false;
m_bIsML = false;
m_fNoViewSharedFiles = 0;
m_bUnicodeSupport = false;
m_uModClient = MOD_NONE; // Mod Icons - Stulle
data->ReadHash16(m_achUserHash);
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("Hash=%s (%s)"), md4str(m_achUserHash), DbgGetHashTypeString(m_achUserHash));
m_nUserIDHybrid = data->ReadUInt32();
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T(" UserID=%u (%s)"), m_nUserIDHybrid, ipstr(m_nUserIDHybrid));
uint16 nUserPort = data->ReadUInt16(); // hmm clientport is sent twice - why?
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T(" Port=%u"), nUserPort);
CString strBanReason; //Xman Anti-Leecher
bool nonofficialopcodes = false; //Xman Anti-Leecher
CString unknownopcode; //Xman Anti-Leecher
bool wronghello = false; //Xman Anti-Leecher
uint32 hellotagorder = 1; //Xman Anti-Leecher
bool foundmd4string = false; //Xman Anti-Leecher
//zz_fly :: Fake Shareaza Detection
bool bWasUDPPortSent = false;
bool bIsFakeShareaza = false;
//zz_fly :: Fake Shareaza Detection end
DWORD dwEmuleTags = 0;
bool bPrTag = false;
uint32 tagcount = data->ReadUInt32();
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T(" Tags=%u"), tagcount);
for (uint32 i = 0; i < tagcount; i++)
{
CTag temptag(data, true);
switch (temptag.GetNameID())
{
case CT_NAME:
if (temptag.IsStr()) {
free(m_pszUsername);
m_pszUsername = _tcsdup(temptag.GetStr());
if (bDbgInfo) {
if (m_pszUsername) {//filter username for bad chars
TCHAR* psz = m_pszUsername;
while (*psz != _T('\0')) {
if (*psz == _T('\n') || *psz == _T('\r'))
*psz = _T(' ');
psz++;
}
}
m_strHelloInfo.AppendFormat(_T("\n Name='%s'"), m_pszUsername);
}
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
//Xman Anti-Leecher
if(hellotagorder!=1)
wronghello=true;
hellotagorder++;
//Xman end
break;
case CT_VERSION:
if (temptag.IsInt()) {
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n Version=%u"), temptag.GetInt());
m_nClientVersion = temptag.GetInt();
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
//Xman Anti-Leecher
if(hellotagorder!=2)
wronghello=true;
hellotagorder++;
//Xman end
break;
case CT_PORT:
if (temptag.IsInt()) {
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n Port=%u"), temptag.GetInt());
nUserPort = (uint16)temptag.GetInt();
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
break;
case CT_MOD_VERSION:
if (temptag.IsStr())
{
m_strModVersion = temptag.GetStr();
// ==> Mod Icons - Stulle
if(StrStrI(m_strModVersion,_T("ScarAngel"))!=0)
m_uModClient = MOD_SCAR;
else if(StrStrI(m_strModVersion,_T("StulleMule"))!=0)
m_uModClient = MOD_STULLE;
else if(StrStrI(m_strModVersion,_T("Xtreme"))!=0)
m_uModClient = MOD_XTREME;
else if(StrStrI(m_strModVersion,_T("MorphXT"))!=0)
m_uModClient = MOD_MORPH;
else if(StrStrI(m_strModVersion,_T("EastShare"))!=0)
m_uModClient = MOD_EASTSHARE;
else if(StrStrI(m_strModVersion,_T("eMuleFuture"))!=0)
m_uModClient = MOD_EMF;
else if(StrStrI(m_strModVersion,_T("Neo Mule"))!=0)
m_uModClient = MOD_NEO;
else if(StrStrI(m_strModVersion,_T("Mephisto"))!=0)
m_uModClient = MOD_MEPHISTO;
else if(StrStrI(m_strModVersion,_T("X-Ray"))!=0)
m_uModClient = MOD_XRAY;
else if(StrStrI(m_strModVersion,_T("Magic Angel"))!=0)
m_uModClient = MOD_MAGIC;
else
m_uModClient = MOD_NONE;
// <== Mod Icons - Stulle
}
else if (temptag.IsInt())
m_strModVersion.Format(_T("ModID=%u"), temptag.GetInt());
else
m_strModVersion = _T("ModID=<Unknown>");
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ModID=%s"), m_strModVersion);
CheckForGPLEvilDoer();
break;
case CT_EMULE_UDPPORTS:
// 16 KAD Port
// 16 UDP Port
if (temptag.IsInt()) {
m_nKadPort = (uint16)(temptag.GetInt() >> 16);
m_nUDPPort = (uint16)temptag.GetInt();
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n KadPort=%u UDPPort=%u"), m_nKadPort, m_nUDPPort);
dwEmuleTags |= 1;
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
bWasUDPPortSent = true; //zz_fly :: Fake Shareaza Detection
break;
case CT_EMULE_BUDDYUDP:
// 16 --Reserved for future use--
// 16 BUDDY Port
if (temptag.IsInt()) {
m_nBuddyPort = (uint16)temptag.GetInt();
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n BuddyPort=%u"), m_nBuddyPort);
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
break;
case CT_EMULE_BUDDYIP:
// 32 BUDDY IP
if (temptag.IsInt()) {
m_nBuddyIP = temptag.GetInt();
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n BuddyIP=%s"), ipstr(m_nBuddyIP));
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
break;
case CT_EMULE_MISCOPTIONS1:
// 3 AICH Version (0 = not supported)
// 1 Unicode
// 4 UDP version
// 4 Data compression version
// 4 Secure Ident
// 4 Source Exchange - deprecated
// 4 Ext. Requests
// 4 Comments
// 1 PeerChache supported
// 1 No 'View Shared Files' supported
// 1 MultiPacket - deprecated with FileIdentifiers/MultipacketExt2
// 1 Preview
if (temptag.IsInt()) {
m_fSupportsAICH = (temptag.GetInt() >> 29) & 0x07;
m_bUnicodeSupport = (temptag.GetInt() >> 28) & 0x01;
m_byUDPVer = (uint8)((temptag.GetInt() >> 24) & 0x0f);
m_byDataCompVer = (uint8)((temptag.GetInt() >> 20) & 0x0f);
m_bySupportSecIdent = (uint8)((temptag.GetInt() >> 16) & 0x0f);
m_bySourceExchange1Ver = (uint8)((temptag.GetInt() >> 12) & 0x0f);
m_byExtendedRequestsVer = (uint8)((temptag.GetInt() >> 8) & 0x0f);
m_byAcceptCommentVer = (uint8)((temptag.GetInt() >> 4) & 0x0f);
m_fPeerCache = (temptag.GetInt() >> 3) & 0x01;
m_fNoViewSharedFiles = (temptag.GetInt() >> 2) & 0x01;
m_bMultiPacket = (temptag.GetInt() >> 1) & 0x01;
m_fSupportsPreview = (temptag.GetInt() >> 0) & 0x01;
dwEmuleTags |= 2;
if (bDbgInfo) {
m_strHelloInfo.AppendFormat(_T("\n PeerCache=%u UDPVer=%u DataComp=%u SecIdent=%u SrcExchg=%u")
_T(" ExtReq=%u Commnt=%u Preview=%u NoViewFiles=%u Unicode=%u"),
m_fPeerCache, m_byUDPVer, m_byDataCompVer, m_bySupportSecIdent, m_bySourceExchange1Ver,
m_byExtendedRequestsVer, m_byAcceptCommentVer, m_fSupportsPreview, m_fNoViewSharedFiles, m_bUnicodeSupport);
//Xman
#ifdef LOGTAG
m_strHelloInfo.AppendFormat(_T("\n m_fSupportsAICH=%u"), m_fSupportsAICH);
#endif
//Xman end
}
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
//zz_fly :: Fake Shareaza Detection
if(!bWasUDPPortSent && !bIsFakeShareaza)
bIsFakeShareaza = true;
//zz_fly :: Fake Shareaza Detection end
break;
case CT_EMULE_MISCOPTIONS2:
// 18 Reserved
// 1 Supports new FileIdentifiers/MultipacketExt2
// 1 Direct UDP Callback supported and available
// 1 Supports ChatCaptchas
// 1 Supports SourceExachnge2 Packets, ignores SX1 Packet Version
// 1 Requires CryptLayer
// 1 Requests CryptLayer
// 1 Supports CryptLayer
// 1 Reserved (ModBit)
// 1 Ext Multipacket (Hash+Size instead of Hash) - deprecated with FileIdentifiers/MultipacketExt2
// 1 Large Files (includes support for 64bit tags)
// 4 Kad Version - will go up to version 15 only (may need to add another field at some point in the future)
if (temptag.IsInt()) {
m_fSupportsFileIdent = (temptag.GetInt() >> 13) & 0x01;
m_fDirectUDPCallback = (temptag.GetInt() >> 12) & 0x01;
m_fSupportsCaptcha = (temptag.GetInt() >> 11) & 0x01;
m_fSupportsSourceEx2 = (temptag.GetInt() >> 10) & 0x01;
m_fRequiresCryptLayer = (temptag.GetInt() >> 9) & 0x01;
m_fRequestsCryptLayer = (temptag.GetInt() >> 8) & 0x01;
m_fSupportsCryptLayer = (temptag.GetInt() >> 7) & 0x01;
// reserved 1
m_fExtMultiPacket = (temptag.GetInt() >> 5) & 0x01;
m_fSupportsLargeFiles = (temptag.GetInt() >> 4) & 0x01;
m_byKadVersion = (uint8)((temptag.GetInt() >> 0) & 0x0f);
dwEmuleTags |= 8;
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n KadVersion=%u, LargeFiles=%u ExtMultiPacket=%u CryptLayerSupport=%u CryptLayerRequest=%u CryptLayerRequires=%u SupportsSourceEx2=%u SupportsCaptcha=%u DirectUDPCallback=%u"), m_byKadVersion, m_fSupportsLargeFiles, m_fExtMultiPacket, m_fSupportsCryptLayer, m_fRequestsCryptLayer, m_fRequiresCryptLayer, m_fSupportsSourceEx2, m_fSupportsCaptcha, m_fDirectUDPCallback);
m_fRequestsCryptLayer &= m_fSupportsCryptLayer;
m_fRequiresCryptLayer &= m_fRequestsCryptLayer;
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
//zz_fly :: Fake Shareaza Detection
if(!bWasUDPPortSent && !bIsFakeShareaza)
bIsFakeShareaza = true;
//zz_fly :: Fake Shareaza Detection end
break;
case CT_EMULE_VERSION:
// 8 Compatible Client ID
// 7 Mjr Version (Doesn't really matter..)
// 7 Min Version (Only need 0-99)
// 3 Upd Version (Only need 0-5)
// 7 Bld Version (Only need 0-99) -- currently not used
if (temptag.IsInt()) {
m_byCompatibleClient = (uint8)((temptag.GetInt() >> 24));
m_nClientVersion = temptag.GetInt() & 0x00ffffff;
m_byEmuleVersion = 0x99;
m_fSharedDirectories = 1;
dwEmuleTags |= 4;
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ClientVer=%u.%u.%u.%u Comptbl=%u"), (m_nClientVersion >> 17) & 0x7f, (m_nClientVersion >> 10) & 0x7f, (m_nClientVersion >> 7) & 0x07, m_nClientVersion & 0x7f, m_byCompatibleClient);
}
else if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkType=%s"), temptag.GetFullInfo());
break;
//Xman Anti-Leecher
case 0x69: //Webcache WC_TAG_VOODOO
case 0x6A: //Webcache WC_TAG_FLAGS
case 0x3D: //ICS
//zz_fly :: Anti-Leehcer
case 0xEE: //VeryCD L2L protocol tag
case 0x3E: //X-Ray L2HAC tag
//zz_fly :: Anti-Leehcer end
nonofficialopcodes=true; //Xman Anti-Leecher
break;
//Xman end
default:
//Xman Anti-Leecher
if(thePrefs.GetAntiLeecherSnafu())
if(ProcessUnknownHelloTag(&temptag, strBanReason))
foundmd4string=true;
unknownopcode.AppendFormat(_T(",%s"),temptag.GetFullInfo());
//Xman end
// Since eDonkeyHybrid 1.3 is no longer sending the additional Int32 at the end of the Hello packet,
// we use the "pr=1" tag to determine them.
if (temptag.GetName() && temptag.GetName()[0]=='p' && temptag.GetName()[1]=='r') {
bPrTag = true;
}
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***UnkTag=%s"), temptag.GetFullInfo());
}
}
m_nUserPort = nUserPort;
m_dwServerIP = data->ReadUInt32();
m_nServerPort = data->ReadUInt16();
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n Server=%s:%u"), ipstr(m_dwServerIP), m_nServerPort);
// Check for additional data in Hello packet to determine client's software version.
//
// *) eDonkeyHybrid 0.40 - 1.2 sends an additional Int32. (Since 1.3 they don't send it any longer.)
// *) MLdonkey sends an additional Int32
//
if (data->GetLength() - data->GetPosition() == sizeof(uint32)){
uint32 test = data->ReadUInt32();
if (test == 'KDLM'){
m_bIsML = true;
if (bDbgInfo)
m_strHelloInfo += _T("\n ***AddData: \"MLDK\"");
}
else{
m_bIsHybrid = true;
if (bDbgInfo)
m_strHelloInfo.AppendFormat(_T("\n ***AddData: uint32=%u (0x%08x)"), test, test);
}
}
else if (bDbgInfo && data->GetPosition() < data->GetLength()){
UINT uAddHelloDataSize = (UINT)(data->GetLength() - data->GetPosition());
if (uAddHelloDataSize == sizeof(uint32)){
DWORD dwAddHelloInt32 = data->ReadUInt32();
m_strHelloInfo.AppendFormat(_T("\n ***AddData: uint32=%u (0x%08x)"), dwAddHelloInt32, dwAddHelloInt32);
}
else if (uAddHelloDataSize == sizeof(uint32)+sizeof(uint16)){
DWORD dwAddHelloInt32 = data->ReadUInt32();
WORD w = data->ReadUInt16();
m_strHelloInfo.AppendFormat(_T("\n ***AddData: uint32=%u (0x%08x), uint16=%u (0x%04x)"), dwAddHelloInt32, dwAddHelloInt32, w, w);
}
else
m_strHelloInfo.AppendFormat(_T("\n ***AddData: %u bytes"), uAddHelloDataSize);
}
//Xman IP to Country
uint32 oldIP=m_dwUserIP;
//Xman end
SOCKADDR_IN sockAddr = {0};
int nSockAddrLen = sizeof(sockAddr);
socket->GetPeerName((SOCKADDR*)&sockAddr, &nSockAddrLen);
SetIP(sockAddr.sin_addr.S_un.S_addr);
//Xman IP to Country
//only search if changed, it's cheaper
//EastShare Start - added by AndCycle, IP to Country
if(oldIP!=m_dwUserIP)
m_structUserCountry = theApp.ip2country->GetCountryFromIP(m_dwUserIP);
//EastShare End - added by AndCycle, IP to Country
if (thePrefs.GetAddServersFromClients() && m_dwServerIP && m_nServerPort){
CServer* addsrv = new CServer(m_nServerPort, ipstr(m_dwServerIP));
addsrv->SetListName(addsrv->GetAddress());
addsrv->SetPreference(SRV_PR_LOW);
if (!theApp.emuledlg->serverwnd->serverlistctrl.AddServer(addsrv, true))
delete addsrv;
}
//(a)If this is a highID user, store the ID in the Hybrid format.
//(b)Some older clients will not send a ID, these client are HighID users that are not connected to a server.
//(c)Kad users with a *.*.*.0 IPs will look like a lowID user they are actually a highID user.. They can be detected easily
//because they will send a ID that is the same as their IP..
//zz_fly :: Client is always highid if we are connecting to them - by Enig123, idea from ACAT
//note: if we can receive his hello answer, whatever the situation is, he must be a HighID.
// if we and he send hello packet concurrent, only one instance will survive. this fix will not cause trouble in this case.
/*
if(!HasLowID() || m_nUserIDHybrid == 0 || m_nUserIDHybrid == m_dwUserIP )
*/
if(!HasLowID() || m_nUserIDHybrid == 0 || m_nUserIDHybrid == m_dwUserIP || m_bACATHelloAnswerPending)
//zz_fly :: end
m_nUserIDHybrid = ntohl(m_dwUserIP);
//zz_fly :: Optimized on table-arragement :: Enig123 :: Start
//note: do not create credit in memory when we going to ban the client
/*
CClientCredits* pFoundCredits = theApp.clientcredits->GetCredit(m_achUserHash);