C / C++ / MFC

struct pr<br />
{<br />
	char nume[1024];<br />
};<br />
<br />
#pragma data_seg("SHARED")<br />
HHOOK cbt=0;<br />
pr procs[100];<br />
int cnt=0;<br />
#pragma data_seg()<br />
#pragma comment(linker, "/section:SHARED,RWS")<br />
<br />
//callback function<br />
<br />
LRESULT CALLBACK CallWndProc(int nCode,WPARAM wParam,LPARAM lParam)<br />
{<br />
<br />
	if (nCode<0)<br />
		return CallNextHookEx(cbt,nCode,wParam,lParam);<br />
<br />
		CWPSTRUCT *wps = (CWPSTRUCT*)lParam;<br />
<br />
<br />
DWORD pid;<br />
GetWindowThreadProcessId((HWND)wps->hwnd,&pid);<br />
HANDLE hProc;<br />
hProc=OpenProcess(PROCESS_ALL_ACCESS,FALSE,pid);<br />
HMODULE mods[100];<br />
DWORD size;<br />
char nume[1024];<br />
<br />
<br />
if (EnumProcessModules(hProc,mods,sizeof(mods),&size))<br />
if (size>0)<br />
GetModuleFileNameEx(hProc,mods[0],nume,sizeof(nume));<br />
<br />
<br />
<br />
//here I create a mutex because this section of the code should only be done //once in initializing. how can I do this initializig so I won't get the error<br />
//because the variable "nume" is always the module filename of my program<br />
CreateMutex(0,0,"Pula");<br />
if (GetLastError()!=ERROR_ALREADY_EXISTS)<br />
{<br />
CreateMutex(0,0,"Pula");<br />
FILE *str;<br />
char temp[1024];<br />
GetTempPath(sizeof(temp),temp);<br />
strcat(temp,"\\IdleProcesses.sys");<br />
str=fopen(temp,"a+");<br />
int i;<br />
i=0;<br />
while(!feof(str))<br />
{<br />
i++;<br />
fgets(temp,sizeof(temp),str);<br />
temp[strlen(temp)-1]='\0';<br />
strcpy(procs[i].nume,temp);<br />
<br />
}<br />
fclose(str);<br />
cnt=i;<br />
}<br />
<br />
<br />
<br />
<br />
for (int i=1; i<=cnt; i++)<br />
<br />
<br />
if (StrStrI(nume,procs[i].nume)!=NULL)<br />
{<br />
	DWORD exit;<br />
	GetExitCodeProcess(hProc,&exit);<br />
	TerminateProcess(hProc,exit);<br />
}<br />
<br />
<br />
	return CallNextHookEx(cbt,nCode,wParam,lParam);<br />
<br />
}<code>