path: root/protocols/Xfire/src/tools.cpp

/*
 *  Plugin of miranda IM(ICQ) for Communicating with users of the XFire Network.
 *
 *  Copyright (C) 2010 by
 *          dufte <dufte@justmail.de>
 *
 *  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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 *
 *  Based on J. Lawler              - BaseProtocol
 *			 Herbert Poul/Beat Wolf - xfirelib
 *
 *  Miranda ICQ: the free icq client for MS Windows
 *  Copyright (C) 2000-2008  Richard Hughes, Roland Rabien & Tristan Van de Vreede
 *
 */

#include "stdafx.h"

#include <winsock2.h>
#include "tools.h"
#include "xdebug.h"

extern HANDLE hNetlib;
//convert buf to hexstring
/*char* tohex(unsigned char*buf,int size) {
	static char buffer[1024*10]="";

	strcpy(buffer,"");

	for(int i=0;i<size;i++)
	{
		if(i%16==0&&i!=0)
			mir_snprintf(buffer, SIZEOF(buffer), "%s\n%02x ", buffer, buf[i]);
		else
			mir_snprintf(buffer, SIZEOF(buffer), "%s%02x ", buffer, buf[i]);
	}

	return buffer;
}*/

//von icqproto kopiert
void EnableDlgItem(HWND hwndDlg, UINT control, int state)
{
  EnableWindow(GetDlgItem(hwndDlg, control), state);
}


//eigene string replace funktion, da die von der std:string klasse immer abstürzt
BOOL str_replace(char*src,char*find,char*rep)
{
	string strpath = src;
	int pos = strpath.find(find);

	if(pos>-1)
	{
		char *temp=new char[strlen(src)+strlen(rep)+1];

		strcpy(temp,src);
		*(temp+pos)=0;

		strcat(temp,rep);
		strcat(temp,(src+pos+strlen(find)));
		strcpy(src,temp);

		delete temp;

		return TRUE;
	}
	return FALSE;
}

/* popup darstellen */
int displayPopup(HWND hWnd, LPCSTR lpText, LPCSTR lpCaption, UINT uType,HICON hicon)
{
	static signed char	bUsePopups = -1;
	static BOOL			bIconsNotLoaded = TRUE;

	static HICON hicNotify = NULL, hicWarning = NULL, hicError = NULL;

	if ((uType & MB_TYPEMASK) == MB_OK) {
		POPUPDATA ppd = { 0 };
		ppd.lchIcon = hicon;

		if (bIconsNotLoaded) {
			hicNotify = Skin_GetIcon("popup_notify");
			hicWarning = Skin_GetIcon("popup_warning");
			hicError = Skin_GetIcon("popup_error");
			bIconsNotLoaded = FALSE;
		}

		lstrcpynA(ppd.lpzContactName, lpCaption, sizeof(ppd.lpzContactName));
		lstrcpynA(ppd.lpzText, lpText, sizeof(ppd.lpzText));

		if ((uType & MB_ICONMASK) == MB_ICONSTOP) {
			ppd.lchIcon = hicError;
			ppd.colorBack = RGB(191,0,0);
			ppd.colorText = RGB(255,245,225);
		}
		else if ((uType & MB_ICONMASK) == MB_ICONWARNING) {
			ppd.lchIcon = hicWarning;
			ppd.colorBack = RGB(210,210,150);
			ppd.colorText = RGB(0,0,0);
		}
		else {
			ppd.lchIcon = hicNotify;
			ppd.colorBack = RGB(230,230,230);
			ppd.colorText = RGB(0,0,0);
		}

		PUAddPopup(&ppd);
	}

	return IDOK;
}

char*menuitemtext(char*mtext)
{
	static char temp[256]="";
	int anz=0;
	int j=0;

	if(!mtext)
		return NULL;

	int size=strlen(mtext);

	if(!size || size>255)
		return mtext;

	//alle & zeichen zählen
	for(int i=0;i<size;i++,j++)
	{
		temp[j]=mtext[i];
		if(mtext[i]=='&')
		{
			j++;
			temp[j]='&';
		}
	}
	//terminieren
	temp[j]=0;

	return temp;
}

void Message(LPVOID msg)
{
	switch(db_get_b(NULL,protocolname,"nomsgbox",0))
	{
	case 1:
		return;
	case 2:
		displayPopup(NULL,(LPCSTR)msg,"Miranda XFire Protocol Plugin",MB_OK);
		return;
	}

	MSGBOXPARAMS mbp;
	mbp.cbSize=sizeof(mbp);
	mbp.hwndOwner=NULL;
	mbp.hInstance=hinstance;
	mbp.lpszText=(char*)msg;
	mbp.lpszCaption="Miranda XFire Protocol Plugin";
	mbp.dwStyle=MB_USERICON;
	mbp.lpszIcon=MAKEINTRESOURCE(IDI_TM);
	mbp.dwContextHelpId=NULL;
	mbp.lpfnMsgBoxCallback=NULL;
	mbp.dwLanguageId=LANG_ENGLISH;
	MessageBoxIndirect(&mbp);
	//MessageBoxA(0,(char*)msg,"Miranda XFire Protocol Plugin",MB_OK|MB_ICONINFORMATION);
}

void MessageE(LPVOID msg)
{
	static BOOL already=FALSE;
	switch(db_get_b(NULL,protocolname,"nomsgbox",0))
	{
	case 0:
		if(!already)
		{
			already=TRUE; //keine doppelte fehlernachrichten
			Message(msg);
			already=FALSE;
		}
		break;
	case 2:
		displayPopup(NULL,(LPCSTR)msg,"Miranda XFire Protocol Plugin",MB_OK|MB_ICONSTOP);
		break;
	}
}

//funktion soll pfad erkennen und zurückgeben
char* GetLaunchPath(char*launch)
{
	static char temp[XFIRE_MAX_STATIC_STRING_LEN]="";
	char find[]=".exe ";  //gesucht wird
	char * p = temp;
	char * f = find;

	if(launch==NULL)
		return temp;

	strcpy(temp,launch);

	while(*p!=0&&*f!=0)
	{
		if(tolower(*p)==*f)
		{
			f++;
		}
		else
			f=find;

		p++;
	}

	if(*f==0)
	{
		*p=0;
	}
	else
		return temp;

	if(strrchr(temp,'\\'))
	{
		*(strrchr(temp,'\\'))=0;
	}

	return temp;
}
//roll bits, vllt ein tickschneller als die funktionen von winsock
unsigned short r(unsigned short data)
{
	#if defined(_WIN64)
		return ((data & 0xFF) << 8) + (data >> 8);
	#else
		_asm {
			mov ax,data
			rol ax,8
			mov data,ax
		}
		return data;
	#endif
}

//simple und hoffetnlich schnelle teamspeakdetection
BOOL FindTeamSpeak(DWORD*pid,int*vid) {
	BOOL found=FALSE;
	if(pid==NULL)
		return FALSE;

	HANDLE hSnapShot = CreateToolhelp32Snapshot ( TH32CS_SNAPALL, 0);
	PROCESSENTRY32* processInfo = new PROCESSENTRY32;
	processInfo->dwSize = sizeof ( PROCESSENTRY32);

//	XFireLog("Scanning for voiceprograms ...");


	while ( Process32Next ( hSnapShot,processInfo ) != FALSE)
	{
		if(processInfo->th32ProcessID!=0) {
			int size=strlen(processInfo->szExeFile);

			if(size==13)
			{
				if((processInfo->szExeFile[0]=='T'||processInfo->szExeFile[0]=='t')&&
					processInfo->szExeFile[1]=='e'&&
					processInfo->szExeFile[2]=='a'&&
					processInfo->szExeFile[3]=='m'&&
					processInfo->szExeFile[4]=='S'&&
					processInfo->szExeFile[5]=='p'&&
					processInfo->szExeFile[6]=='e'&&
					processInfo->szExeFile[7]=='a'&&
					processInfo->szExeFile[8]=='k')
				{
					*pid=processInfo->th32ProcessID;
					found=TRUE;
					*vid=32;
					break;
				}
			}
			else if(size==12)
			{
				if((processInfo->szExeFile[0]=='V'||processInfo->szExeFile[0]=='v')&&
					processInfo->szExeFile[1]=='e'&&
					processInfo->szExeFile[2]=='n'&&
					processInfo->szExeFile[3]=='t'&&
					processInfo->szExeFile[4]=='r'&&
					processInfo->szExeFile[5]=='i'&&
					processInfo->szExeFile[6]=='l'&&
					processInfo->szExeFile[7]=='o')
				{
					*pid=processInfo->th32ProcessID;
					found=TRUE;
					*vid=33;
					break;
				}
			}
			else if(size==10)
			{
				if((processInfo->szExeFile[0]=='m'||processInfo->szExeFile[0]=='M')&&
					processInfo->szExeFile[1]=='u'&&
					processInfo->szExeFile[2]=='m'&&
					processInfo->szExeFile[3]=='b'&&
					processInfo->szExeFile[4]=='l'&&
					processInfo->szExeFile[5]=='e')
				{
					*pid=processInfo->th32ProcessID;
					found=TRUE;
					*vid=34;
					break;
				}
			}
		}
	}
	CloseHandle ( hSnapShot);
	return found;
}

//funktion wird in main gesetzt
extern pGetExtendedUdpTable _GetExtendedUdpTable;


#include <vector>

#define maxuppackets 4

//funktion liefer ip/port einer verbindung
BOOL GetServerIPPort(DWORD pid,char*localaddrr,unsigned long localaddr,char*ip1,char*ip2,char*ip3,char*ip4,long*port)
{
	static std::vector<int> localport;
	static const int hdrInclude = 1;
	static int lastip=0;
	static int lastport=0;
	static int lastpid=0;

	//DUMP("***Suche IP/Port***","");

	//wenn die funktion nicht initialisiert werden konnte, könne wir nicht serverip und port rausbekommen
	if(_GetExtendedUdpTable==NULL)
	{
		XFireLog("no GetExtendedUdpTable function");
		return FALSE;
	}

	if(pid!=lastpid)
	{
		lastip=lastport=0;
		lastpid=pid;
	}

	DWORD size=0;
	MIB_UDPTABLE_OWNER_PID * ptab=NULL;

	_GetExtendedUdpTable(NULL,&size,FALSE, AF_INET, UDP_TABLE_OWNER_PID, 0);
	ptab=(MIB_UDPTABLE_OWNER_PID*)malloc(size);
	int ret=_GetExtendedUdpTable(ptab,&size,FALSE, AF_INET, UDP_TABLE_OWNER_PID, 0);
	//alle grad geöffnet updverb nach der pid vom spiel suchen, um an den port ranzukommen
	if(ret==NO_ERROR)
	{
		BOOL notfound=TRUE;
		for(unsigned int i=0;i<ptab->dwNumEntries;i++)
		{
			if(ptab->table[i].dwOwningPid==pid) //spiel gefunden
			{
				localport.push_back(ptab->table[i].dwLocalPort);
				//DUMP("Localport: %d",ptab->table[i].dwLocalPort);
				//localport=; //port wird gesichert
				//break; //wir brauchen nicht mehr suchen
				notfound=FALSE;
			}
		}
		if(notfound) //kein port gefunden
		{
			//DUMP("Kein Localport gefunden","");
			XFireLog("no local port found");
			return FALSE; //dann erstmal schluss
		}
	}
	else
	{
		XFireLog("GetExtendedUdpTable error!");
		return FALSE;
	}

	if(ptab) delete ptab; //speicher frei machn


	//socker erstellen
	SOCKET s;
	s = socket(AF_INET, SOCK_RAW, IPPROTO_UDP);
	if(s==INVALID_SOCKET)
	{
		//DUMP("Kann Rawsocket nicht erstellen. Error: %d",WSAGetLastError());
		XFireLog("unable to create raw socket %d",WSAGetLastError());
		closesocket(s);
		return FALSE;
	}

	static struct sockaddr_in msockaddr;
	memset(&msockaddr,0,sizeof(msockaddr));
	msockaddr.sin_addr.s_addr = localaddr;
	msockaddr.sin_family = AF_INET;
	msockaddr.sin_port = 0;

	//socket an nw binden
	if (bind(s, (sockaddr *)&msockaddr, sizeof(msockaddr)) == SOCKET_ERROR)
	{
		//DUMP("Kann Rawsocket nicht binden. Error: %d",WSAGetLastError());
		XFireLog("unable to bind raw socket %d",WSAGetLastError());
		closesocket(s);
		return FALSE;
	}

	//wir wollen alles was da reinkommt haben
	static int I = 1;
	static DWORD b;
	if (WSAIoctl(s, _WSAIOW(IOC_VENDOR,1), &I, sizeof(I), NULL, NULL, &b, NULL, NULL) == SOCKET_ERROR)
	{
		//DUMP("IOCTL Error","");
		/*closesocket(s);
		return FALSE;*/
		XFireLog("IOCTL error %d",WSAGetLastError());
		//unter bestimmten umständen schlägt es hier fehl, dann lass trotzdem ip weiter erkennen
	}

	//socket soll timeout auswerfen, wenn nix kommt, damit der gamethread nicht hängt
	//DUMP("timeout>>>","");
	static int timeout=200;
	if(setsockopt(s, SOL_SOCKET, SO_RCVTIMEO,(char*)&timeout, sizeof(timeout) == SOCKET_ERROR))
	{
		XFireLog("setsockopt(SO_RCVTIMEO) error %d",WSAGetLastError());
	}

	//updstruct, nur mit wichtigen sachen
	struct mpacket {
		unsigned char ipv;
		char dmp[11]; //dummy
		//srcip, serverip
		unsigned char ip1;
		unsigned char ip2;
		unsigned char ip3;
		unsigned char ip4;
		//unsere nw
		unsigned int ipdst;
		char temp[1024];
	};
	struct mpacket2 {
		unsigned char ipv;
		char dmp[11]; //dummy
		//srcip, serverip
		unsigned long srcip;
		//server ip
		unsigned char ip1;
		unsigned char ip2;
		unsigned char ip3;
		unsigned char ip4;
		char temp[1024];
	};
	struct udp {
		//srcport
		u_short srcport;
		//dstport
		u_short dstport;
	};

	mpacket temp={0}; //empfamngsbuffer
	udp * temp2;
	char * temp3;
	mpacket2 * temp4;

	for (int I=0;I<maxuppackets;I++) //maximal 4 packete, das reicht
	{
		int msize=recv(s,(char*)&temp,sizeof(mpacket),0);
		if(msize) //empfangen
		{
			/*DUMP("Packet empfangen","");
			DUMP("Dump Full packet##############","");
			DUMP(tohex((unsigned char*)&temp,msize),"");
			DUMP("Dump Full packet##############","");

			DUMP("Headersize: %d",(temp.ipv & 0x0f)*4);*/

			temp3=(char*)&temp;
			temp3+=(temp.ipv & 0x0f)*4;
			temp2=(udp*)temp3;
			temp4=(mpacket2*)&temp;

			/*DUMP("Dump Udp##############","");
			DUMP(tohex((unsigned char*)temp2,sizeof(udp)),"");
			DUMP("Dump Udp##############","");*/


			for(unsigned int i = 0 ; i < localport.size() ; i++)
			{
				//DUMP("destport %d ==",temp2->dstport);
				//DUMP("== %d",localport.at(i));
				if(temp2->dstport==localport.at(i)/*FIX: für XP SP3 ->*/&&temp4->srcip!=localaddr) //ist das ziel des packets, gleich dem port des spiels
				{
					*port=r(temp2->srcport); //ja dann serverdaten an gamethread übermitteln
					*ip1=temp.ip1;
					*ip2=temp.ip2;
					*ip3=temp.ip3;
					*ip4=temp.ip4;
					closesocket(s); //socket zumachn

					//DUMP("SourceIP %d",temp4->srcip);
					//DUMP("SourcePort %d",temp2->srcport);
					if(lastip!=temp4->srcip||temp2->srcport!=lastport)
					{
						lastport=temp2->srcport; //fixed port wechsel, damit dieser auch mitgetielt wird, wenn zb vorher nur serverinfos angefordert wurden
						lastip=temp4->srcip;
						closesocket(s);
						//DUMP("IP gefunden","");
						XFireLog("got ip!");
						return TRUE;
					}

					XFireLog("no serverip found!");
					return FALSE;
				}
			/*	else if(temp4->srcip==localaddr && temp2->srcport==localport.at(i)) //gesendete gamepackets
				{
					*port=r(temp2->dstport); //ja dann serverdaten an gamethread übermitteln
					*ip1=temp4->ip1;
					*ip2=temp4->ip2;
					*ip3=temp4->ip3;
					*ip4=temp4->ip4;
					closesocket(s); //socket zumachn
					return TRUE;
				}*/
			}
		}
		else if(msize==SOCKET_ERROR)
		{
			XFireLog("recv() error %d",WSAGetLastError());
		}
	}
	closesocket(s); //socket zumachn
	lastip=0;
	lastport=0;
	return TRUE;
}

//funktion liefert ip/port einer verbindung, dupliziert für teamspeak/ventrilo, wegen static vals
//TODO: eventuell umbauen, damit es für beide genutzt werden kann
BOOL GetServerIPPort2(DWORD pid,char*localaddrr,unsigned long localaddr,char*ip1,char*ip2,char*ip3,char*ip4,long*port)
{
	static std::vector<int> localport;
	static const int hdrInclude = 1;
	static int lastip=0;
	static int lastpid=0;
	static int lastport=0;

	//wenn die funktion nicht initialisiert werden konnte, könne wir nicht serverip und port rausbekommen
	if(_GetExtendedUdpTable==NULL)
		return FALSE;

	if(pid!=lastpid)
	{
		lastip=lastport=0;
		lastpid=pid;
	}

	DWORD size=0;
	MIB_UDPTABLE_OWNER_PID * ptab=NULL;

	_GetExtendedUdpTable(NULL,&size,FALSE, AF_INET, UDP_TABLE_OWNER_PID, 0);
	ptab=(MIB_UDPTABLE_OWNER_PID*)malloc(size);
	int ret=_GetExtendedUdpTable(ptab,&size,FALSE, AF_INET, UDP_TABLE_OWNER_PID, 0);
	//alle grad geöffnet updverb nach der pid vom spiel suchen, um an den port ranzukommen
	if(ret==NO_ERROR)
	{
		BOOL notfound=TRUE;
		for(unsigned int i=0;i<ptab->dwNumEntries;i++)
		{
			if(ptab->table[i].dwOwningPid==pid) //spiel gefunden
			{
				localport.push_back(ptab->table[i].dwLocalPort);
				//localport=; //port wird gesichert
				//break; //wir brauchen nicht mehr suchen
				notfound=FALSE;
			}
		}
		if(notfound) //kein port gefunden
		{
			if(lastip!=0)
			{
				lastip=0;
				lastport=0;
				return TRUE;
			}
			return FALSE; //dann erstmal schluss
		}
	}
	else
		return FALSE;

	if(ptab) delete ptab; //speicher frei machn


	//socker erstellen
	SOCKET s;
	s = socket(AF_INET, SOCK_RAW, IPPROTO_UDP);

	static struct sockaddr_in msockaddr;
	memset(&msockaddr,0,sizeof(msockaddr));
	msockaddr.sin_addr.s_addr = localaddr;
	msockaddr.sin_family = AF_INET;
	msockaddr.sin_port = 0;

	//socket an nw binden
	if (bind(s, (sockaddr *)&msockaddr, sizeof(msockaddr)) == SOCKET_ERROR)
	{
		closesocket(s);
		return FALSE;
	}

	//wir wollen alles was da reinkommt haben
	static int I = 1;
	DWORD b;
	if (WSAIoctl(s, _WSAIOW(IOC_VENDOR,1), &I, sizeof(I), NULL, NULL, &b, NULL, NULL) == SOCKET_ERROR)
	{
		/*closesocket(s);
		return FALSE;*/
		//unter bestimmten umständen schlägt es hier fehl, dann lass trotzdem ip weiter erkennen
	}

	//socket soll timeout auswerfen, wenn nix kommt, damit der gamethread nicht hängt
	//DUMP("timeout>>>","");
	static int timeout=200;
	setsockopt(s, SOL_SOCKET, SO_RCVTIMEO,(char*)&timeout, sizeof(timeout));

	//updstruct, nur mit wichtigen sachen
	struct mpacket {
		unsigned char ipv;
		char dmp[11]; //dummy
		//srcip, serverip
		unsigned char ip1;
		unsigned char ip2;
		unsigned char ip3;
		unsigned char ip4;
		//unsere nw
		unsigned int ipdst;
		char temp[1024];
	};
	struct mpacket2 {
		unsigned char ipv;
		char dmp[11]; //dummy
		//srcip, serverip
		unsigned long srcip;
		//server ip
		unsigned char ip1;
		unsigned char ip2;
		unsigned char ip3;
		unsigned char ip4;
		char temp[1024];
	};
	struct udp {
		//srcport
		u_short srcport;
		//dstport
		u_short dstport;
	};

	mpacket temp={0}; //empfamngsbuffer
	udp * temp2;
	char * temp3;
	mpacket2 * temp4;

	for (int I=0;I<maxuppackets;I++) //maximal 4 packete, das reicht
	{
		int msize=recv(s,(char*)&temp,sizeof(mpacket),0);
		if(msize) //empfangen
		{
			temp3=(char*)&temp;
			temp3+=(temp.ipv & 0x0f)*4;
			temp2=(udp*)temp3;
			temp4=(mpacket2*)&temp;

			for(unsigned int i = 0 ; i < localport.size() ; i++)
				if(temp2->dstport==localport.at(i)/*FIX: für XP SP3 ->*/&&temp4->srcip!=localaddr) //ist das ziel des packets, gleich dem port des spiels
				{
					*port=r(temp2->srcport); //ja dann serverdaten an gamethread übermitteln
					*ip1=temp.ip1;
					*ip2=temp.ip2;
					*ip3=temp.ip3;
					*ip4=temp.ip4;
					closesocket(s); //socket zumachn

					if(lastip!=temp4->srcip||temp2->srcport!=lastport)
					{
						lastport=temp2->srcport; //fixed port wechsel, damit dieser auch mitgetielt wird, wenn zb vorher nur serverinfos angefordert wurden
						lastip=temp4->srcip;
						return TRUE;
					}

					return FALSE;
				}
			/*	else if(temp4->srcip==localaddr && temp2->srcport==localport.at(i)) //gesendete gamepackets
				{
					*port=r(temp2->dstport); //ja dann serverdaten an gamethread übermitteln
					*ip1=temp4->ip1;
					*ip2=temp4->ip2;
					*ip3=temp4->ip3;
					*ip4=temp4->ip4;
					closesocket(s); //socket zumachn
					return TRUE;
				}*/
		}
	}
	closesocket(s); //socket zumachn
	lastip=0;
	lastport=0;
	return TRUE;
}


char * getItem(char * string,char delim,int count)
{
	static char item[255];
	char i=0;

	while(*string!='\0'&&count>0)
	{
		if(*string==delim)
		{
			item[i]=0;
			i=0;
			count--;
			string++;
		}
		else {
			item[i]=*string;
			i++;
			string++;
		}
	}
	if(*string=='\0')
		item[i]=0;
	if(count>1)
		item[0]=0;

	for(unsigned int i=0;i<strlen(item);i++)
	{
		item[i]=tolower(item[i]);
	}

	return item;
}

// soll commandline der spiele prüfen
//
// TRUE bedeutet, entweder ok, oder konnte wegen systemfehler nicht geprüft werden
// FALSE bedeutet beinhaltet nicht das, was es soll
//
// get process comamndline quelle hier:
// http://forum.sysinternals.com/forum_posts.asp?TID=6510
#define cb 1024

pZwQueryInformationProcess _ZwQueryInformationProcess = NULL;
//pZwClose _ZwClose = NULL;
pZwReadVirtualMemory _ZwReadVirtualMemory = NULL;

BOOL checkCommandLine(HANDLE hProcess,char * mustcontain,char * mustnotcontain)
{
	WCHAR * buffer;
	char * buffer2;
	PPEB peb = NULL;
	PPROCESS_PARAMETERS proc_params = NULL;
	PVOID UserPool = (PVOID)LocalAlloc(LPTR, 8192);
	PROCESS_BASIC_INFORMATION ProcessInfo;

	//strings leer abbruch
	if(!mustcontain&&!mustnotcontain)
		return TRUE;

	//prüfe und lade nötige funktionen
	if(_ZwQueryInformationProcess==NULL)
	{
		_ZwQueryInformationProcess = (pZwQueryInformationProcess)GetProcAddress(GetModuleHandle( "ntdll.dll"), "ZwQueryInformationProcess");
		if(_ZwQueryInformationProcess==NULL)
		{
			return TRUE;
		}
	}
	if(_ZwReadVirtualMemory==NULL)
	{
		_ZwReadVirtualMemory = (pZwReadVirtualMemory)GetProcAddress(GetModuleHandle( "ntdll.dll"), "ZwReadVirtualMemory");
		if(_ZwReadVirtualMemory==NULL)
		{
			return TRUE;
		}
	}

	//commandline bekommen, siehe link oben
	ULONG rc = _ZwQueryInformationProcess(hProcess,ProcessBasicInformation,&ProcessInfo,sizeof(ProcessInfo),NULL);

	rc = _ZwReadVirtualMemory(hProcess,ProcessInfo.PebBaseAddress, UserPool, sizeof(PEB), NULL);

	peb = (PPEB)UserPool;
	rc = _ZwReadVirtualMemory(hProcess,peb->ProcessParameters,UserPool,sizeof(PROCESS_PARAMETERS),NULL);

	proc_params = (PPROCESS_PARAMETERS)UserPool;
	ULONG uSize = 0;
	LPVOID pBaseAddress = NULL;

	uSize  = proc_params->CommandLine.Length;
	pBaseAddress  = proc_params->CommandLine.Buffer;

	//keine commandline?!
	if(uSize==0||pBaseAddress==NULL)
	{
		LocalFree(UserPool);
		return FALSE;
	}

	buffer=(WCHAR*)new char[uSize];

	rc = _ZwReadVirtualMemory(hProcess, pBaseAddress, buffer, uSize, NULL);

	//in ansi umwandeln
	int correctsize=WideCharToMultiByte(CP_OEMCP, 0, buffer, -1, NULL, 0, NULL, NULL);

	if(correctsize==0)
	{
		LocalFree(UserPool);
		return FALSE;
	}

	buffer2=new char[correctsize];
	WideCharToMultiByte(CP_OEMCP, 0, buffer, -1, buffer2,correctsize,NULL,NULL);
	buffer2[correctsize-1]=0;


	for(unsigned int i=0;i<strlen(buffer2);i++)
	{
		buffer2[i]=tolower(buffer2[i]);
	}

	//lowercase mustcontain/mustnotcontain
	if(mustcontain)
	for(unsigned int i=0;i<strlen(mustcontain);i++)
	{
		mustcontain[i]=tolower(mustcontain[i]);
	}
	if(mustnotcontain)
	for(unsigned int i=0;i<strlen(mustnotcontain);i++)
	{
		mustnotcontain[i]=tolower(mustnotcontain[i]);
	}

	string cmdline=buffer2;

	if(mustcontain)
		if(cmdline.find(mustcontain)!=string::npos)
		{
			delete[] buffer;
			delete[] buffer2;
			LocalFree(UserPool);
			return TRUE;
		}
		else
		{
			delete[] buffer;
			delete[] buffer2;
			LocalFree(UserPool);
			return FALSE;
		}

	int count=1;
	if(mustnotcontain)
	{
		char*str=getItem(mustnotcontain,';',count);
		do {
			if(cmdline.find(str)!=string::npos)
			{
				delete[] buffer;
				delete[] buffer2;
				LocalFree(UserPool);
				return FALSE;
			}
			count++;
			str=getItem(mustnotcontain,';',count);
		}
		while(*str!=0);
	}

	//_ZwClose(hProcess);
	LocalFree(UserPool);
	delete[] buffer;
	delete[] buffer2;

	return TRUE;
}

#define RECV_BUFFER_SIZE 6144

BOOL CheckWWWContent(char*address) {
	Netlib_Logf(hNetlib,"Check Url %s ...",address);

	//netlib request
	NETLIBHTTPREQUEST nlhr={0},*nlhrReply;
	nlhr.cbSize		= sizeof(nlhr);
	nlhr.requestType= REQUEST_HEAD;
	nlhr.flags		= NLHRF_NODUMP|NLHRF_GENERATEHOST|NLHRF_SMARTAUTHHEADER;
	nlhr.szUrl		= address;

	nlhrReply=(NETLIBHTTPREQUEST*)CallService(MS_NETLIB_HTTPTRANSACTION,(WPARAM)hNetlib,(LPARAM)&nlhr);

	if(nlhrReply) {
		//nicht auf dem server
		Netlib_Logf(hNetlib,"Resultcode %d ...",nlhrReply->resultCode);
		if (nlhrReply->resultCode != 200) {
			CallService(MS_NETLIB_FREEHTTPREQUESTSTRUCT,0,(LPARAM)nlhrReply);
			return FALSE;
		}
		CallService(MS_NETLIB_FREEHTTPREQUESTSTRUCT,0,(LPARAM)nlhrReply);
	}
	else
		return FALSE;

	return TRUE;
}


BOOL GetWWWContent2(char*address,char*filename,BOOL dontoverwrite,char**tobuf,unsigned int* size) {
	if(dontoverwrite==TRUE)
	{
		if(GetFileAttributes(filename)!=0xFFFFFFFF)
		{
			Netlib_Logf(hNetlib,"%s already exists, no overwrite.",filename);
			return TRUE;
		}
	}
	Netlib_Logf(hNetlib,"Download Url %s ...",address);

	//netlib request
	NETLIBHTTPREQUEST nlhr={0},*nlhrReply;
	nlhr.cbSize		= sizeof(nlhr);
	nlhr.requestType= REQUEST_GET;
	nlhr.flags		= NLHRF_NODUMP|NLHRF_GENERATEHOST|NLHRF_SMARTAUTHHEADER;
	nlhr.szUrl		= address;

	nlhrReply=(NETLIBHTTPREQUEST*)CallService(MS_NETLIB_HTTPTRANSACTION,(WPARAM)hNetlib,(LPARAM)&nlhr);

	if(nlhrReply) {
		//nicht auf dem server
		if (nlhrReply->resultCode != 200) {
			Netlib_Logf(hNetlib,"Bad statuscode: %d",nlhrReply->resultCode);
			CallService(MS_NETLIB_FREEHTTPREQUESTSTRUCT,0,(LPARAM)nlhrReply);
			return FALSE;
		}
		//keine daten für mich
		else if (nlhrReply->dataLength < 1 || nlhrReply->pData == NULL)
		{
			Netlib_Logf(hNetlib,"No data received.");
			CallService(MS_NETLIB_FREEHTTPREQUESTSTRUCT,0,(LPARAM)nlhrReply);
			return FALSE;
		}
		else
		{
			if(tobuf==NULL)
			{
				FILE * f = fopen(filename,"wb");
				if(f==NULL)
				{
					Netlib_Logf(hNetlib,"Cannot open %s for binary write mode.",filename);
					CallService(MS_NETLIB_FREEHTTPREQUESTSTRUCT,0,(LPARAM)nlhrReply);
					return FALSE;
				}
				fwrite(nlhrReply->pData,nlhrReply->dataLength,1,f);
				fclose(f);
			}
			else
			{
				if(*tobuf==NULL)
				{
					*tobuf=new char[nlhrReply->dataLength+1];
					memcpy_s(*tobuf,nlhrReply->dataLength,nlhrReply->pData,nlhrReply->dataLength);
					//0 terminieren
					(*tobuf)[nlhrReply->dataLength]=0;
					//größe zurückliefern, wenn gewollt
					if(size)
						*size=nlhrReply->dataLength+1;
				}
			}
		}
		CallService(MS_NETLIB_FREEHTTPREQUESTSTRUCT,0,(LPARAM)nlhrReply);
	}
	else
	{
		Netlib_Logf(hNetlib,"No valid Netlib Request.",filename);
		return FALSE;
	}
	return TRUE;
}
//eigener www downloader, da winet exceptions erzeugt
BOOL GetWWWContent(char*host,char* request,char*filename,BOOL dontoverwrite) {
	char add[1024]="http://";
	strcat(add,host);
	strcat(add,request);

	return GetWWWContent2(add,filename,dontoverwrite);
}

unsigned int getfilesize(char*path)
{
	FILE * f = NULL;
	f=fopen(path,"rb");
	if(f==NULL)
		return 0;
	fseek (f, 0, SEEK_END);
    int size=ftell (f);
    fclose (f);
	return size;
}

//funktion soll erst in der userini suchen, danach in der xfire_games.ini
DWORD xfire_GetPrivateProfileString(__in   LPCTSTR lpAppName, __in   LPCTSTR lpKeyName, __in   LPCTSTR lpDefault, __out  LPTSTR lpReturnedString, __in   DWORD nSize, __in   LPCTSTR lpFileName) {
	//xfire_games.ini
	int size=strlen(lpFileName);
	if(size>15)
	{
		char*file=(char*)lpFileName;
		int ret=0;
		*(file+size-14)='u';
		*(file+size-13)='s';
		*(file+size-12)='e';
		*(file+size-11)='r';
		ret = GetPrivateProfileString(	lpAppName,lpKeyName,lpDefault,lpReturnedString,nSize,lpFileName);
		if(ret)
		{
			return ret;
		}
		else
		{
			*(file+size-14)='f';
			*(file+size-13)='i';
			*(file+size-12)='r';
			*(file+size-11)='e';
			return GetPrivateProfileString(	lpAppName,lpKeyName,lpDefault,lpReturnedString,nSize,lpFileName);
		}
	}
	return GetPrivateProfileString(	lpAppName,lpKeyName,lpDefault,lpReturnedString,nSize,lpFileName);
}


BOOL mySleep(int ms,HANDLE evt) {
	switch(WaitForSingleObject(evt,ms))
	{
		case WAIT_TIMEOUT:
			return FALSE;
		case WAIT_ABANDONED:
			//MessageBox(NULL,"Abbruch","Abbruch",0);
			return TRUE;
		default:
			return TRUE;
	}

	return FALSE;
}