MiObtainRelocationBits

VOID __stdcall MiObtainRelocationBits(
        _RTL_BITMAP **Bitmap,
        UINT16 SizeIn64k,
        UINT64 StartBit,
        UINT64 ClearOriginalBits){
  _ETHREAD *CurrentThread; 
  UINT64 v6; 
  UINT64 ClearBitsAndSet; 
  UINT64 v9; 
  UINT64 *v10; 
  UINT64 v11; 
  UINT64 v12; 
  UINT64 v13; 
  CurrentThread = (_ETHREAD *)KeGetCurrentThread();
  v6 = SizeIn64k;
  --*((_WORD *)CurrentThread + 243);
  ExAcquirePushLockExclusiveEx((UINT64)&qword_140C4C888, 0i64);
  ClearBitsAndSet = RtlFindClearBitsAndSetEx((UINT64 *)&(*Bitmap)->SizeOfBitMap, (unsigned int)v6, StartBit);
  v9 = ClearBitsAndSet;
  if( ClearBitsAndSet != -1i64 )
  {
    v10 = (UINT64 *)Bitmap[1];
    if( v10 )
    {
      v11 = RtlFindClearBitsAndSetEx(v10, v6, ClearBitsAndSet);
      if( v11 != v9 )
      {
        RtlClearBitsEx((INT64)*Bitmap, v9, v6);
        if( v11 != -1i64 )
          RtlClearBitsEx((INT64)Bitmap[1], v11, v6);
        MiSelectRelocationStartHint(Bitmap, v6, StartBit, 1i64);
        v13 = v12;
        if( v12 != -1i64 )
        {
          RtlSetBitsEx((INT64)*Bitmap, v12, v6);
          RtlSetBitsEx((INT64)Bitmap[1], v13, v6);
        }
      }
    }
  }
  if( (_InterlockedExchangeAdd64((volatile signed __int64 *)&qword_140C4C888, 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
    ExfTryToWakePushLock((volatile INT64 *)&qword_140C4C888);
  KeAbPostRelease(&qword_140C4C888);
  KiLeaveGuardedRegionUnsafe((__int64)CurrentThread);
}

Referenced by: