reactos/apps/utils/ps/ps.cpp

   1 #include <windows.h>
   2 #include <tlhelp32.h>
   3
   4 static char* title = "     PID   PARENT  TIME NAME\n";
   5 char buf[256];
   6
   7 int main()
   8 {
   9   HANDLE stdout = GetStdHandle(STD_OUTPUT_HANDLE);
  10
  11   DWORD r;
  12   WriteFile(stdout,title,lstrlen(title),&r,NULL);
  13
  14   HANDLE pl = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,0);
  15
  16   PROCESSENTRY32 pe;
  17   pe.dwSize = sizeof(PROCESSENTRY32);
  18   pe.th32ParentProcessID = 0;
  19
  20   if(Process32First(pl,&pe)) do
  21   {
  22     HANDLE p =OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,pe.th32ProcessID);
  23     FILETIME cr;
  24     FILETIME ex;
  25     FILETIME kt;
  26     FILETIME ut;
  27     GetProcessTimes(p,&cr,&ex,&kt,&ut);
  28     WORD fatdate;
  29     WORD fattime;
  30     FileTimeToDosDateTime(&cr,&fatdate,&fattime);
  31     int hour = (fattime & 0xf800) >> 11;
  32     int minute = (fattime & 0x07e0) >> 5;
  33
  34     wsprintf(buf,"%08X %08X %2d:%02d %s\n",pe.th32ProcessID,pe.th32ParentProcessID,hour,minute,pe.szExeFile);
  35     WriteFile(stdout,buf,lstrlen(buf),&r,NULL);
  36     CloseHandle(p);
  37     pe.th32ParentProcessID = 0;
  38
  39   } while( Process32Next(pl,&pe));
  40
  41   CloseHandle(pl);
  42 }
  43 /*
  44 WINBOOL
  45 STDCALL
  46 FileTimeToDosDateTime(
  47                       CONST FILETIME *lpFileTime,
  48                       LPWORD lpFatDate,
  49                       LPWORD lpFatTime
  50                       );
  51  */