extern "C" 
{
	DWORD __stdcall NtQuerySystemInformation (DWORD, DWORD*, DWORD, DWORD);
	DWORD __stdcall NtOpenThread (void*, DWORD, void*, void*);
	DWORD __stdcall NtClose (HANDLE);
}

class CSysinfo
{
	public:
	CSysinfo();
	~CSysinfo();
	int GetPIDs (DWORD *dest);
	DWORD NumThreads (DWORD pid);
	BOOL GetProcessName (DWORD pid, char *dest);
	int GetTIDs (DWORD pid, DWORD *tids, DWORD *status = NULL);
	HANDLE OpenThread (DWORD tid, DWORD accessflag = THREAD_ALL_ACCESS);
	DWORD FindThreadProcess (DWORD find_tid);
	DWORD GetHandleCount (DWORD pid);
	void CloseThread (HANDLE hthread);
	void FillProcessBox (CComboBox *clb);

	protected:
	DWORD *memptr;
	void Refresh (void);
	void MakeAnsiString (WORD *unistring, char *ansistring);
	DWORD* NextBlock (DWORD* oldblock);
	DWORD* FindBlock (DWORD pid);

};