FsRtlCancellableWaitForMultipleObjects

NTSTATUS __stdcall FsRtlCancellableWaitForMultipleObjects(
        UINT64 Count,
        VOID **ObjectArray,
        _WAIT_TYPE WaitType,
        PLARGE_INTEGER Timeout,
        PKWAIT_BLOCK WaitBlockArray,
        PIRP Irp){
  LONGLONG QuadPart; 
  unsigned int v10; 
  volatile unsigned __int64 TickCountQuad; 
  unsigned int v12; 
  NTSTATUS result; 
  _BYTE *v14; 
  volatile unsigned __int64 v15; 
  unsigned int v16; 

  QuadPart = 0i64;
  v10 = Count;
  if( Timeout )
  {
    QuadPart = Timeout->QuadPart;
    if( Timeout->QuadPart < 0 )
    {
      TickCountQuad = KUSER_SHARED_DATA.TickCountQuad;
      KeQueryTimeIncrement((_BYTE *)Count);
      QuadPart = TickCountQuad - Timeout->QuadPart / v12;
    }
  }
  while( 1 )
  {
    result = v10 == 1 ? KeWaitForSingleObject((UINT64)*ObjectArray, 0, 0, 1, (INT64)Timeout) : KeWaitForMultipleObjects(
                                                                                                 v10,
                                                                                                 ObjectArray,
                                                                                                 WaitType,
                                                                                                 Executive,
                                                                                                 0,
                                                                                                 1u,
                                                                                                 Timeout,
                                                                                                 WaitBlockArray);
    if( result != 257 )
      break;
    if( (*(_DWORD *)&KeGetCurrentThread()[1].gapD8[8] & 1) != 0 )
      return -1073741749;
    if( Irp && Irp->Cancel )
      return -1073741536;
    if( Timeout )
    {
      if( Timeout->QuadPart >= 0 )
      {
        if( *(__int64 *)&KUSER_SHARED_DATA.SystemTime.LowPart >= QuadPart )
          return 258;
      }
      else
      {
        v15 = KUSER_SHARED_DATA.TickCountQuad;
        if( (__int64)KUSER_SHARED_DATA.TickCountQuad >= QuadPart )
          return 258;
        KeQueryTimeIncrement(v14);
        Timeout->QuadPart = -(__int64)((QuadPart - v15) * v16);
      }
    }
  }
  return result;
}

Referenced by: