RawQueryVolumeInformation

INT64 __fastcall RawQueryVolumeInformation(INT64 a1, IRP *a2, INT64 a3){
  unsigned int v3; 
  INT64 v5; 
  NTSTATUS v7; 
  NTSTATUS SectorSizeInformation; 
  unsigned int v9; 
  unsigned int a4; 
  v3 = *(_DWORD *)(a3 + 8);
  v5 = *((_QWORD *)a2 + 3);
  a4 = v3;
  switch( *(_DWORD *)(a3 + 16) )
  {
    case 1:
      v7 = RawQueryFsVolumeInfo(a1, *(_QWORD *)(a3 + 48), v5, &a4);
LABEL_3:
      v3 = a4;
      SectorSizeInformation = v7;
      break;
    case 3:
      v7 = RawQueryFsSizeInfo(a1, *(_QWORD *)(a3 + 48), v5, &a4);
      goto LABEL_3;
    case 4:
      v7 = RawQueryFsDeviceInfo(a1, *(_QWORD *)(a3 + 48), v5, &a4);
      goto LABEL_3;
    case 5:
      if( v3 < 0x12 )
      {
        SectorSizeInformation = -2147483643;
      }
      else
      {
        *(_DWORD *)v5 = 0;
        v3 -= 18;
        *(_DWORD *)(v5 + 4) = 0;
        *(_DWORD *)(v5 + 8) = 6;
        SectorSizeInformation = 0;
        *(_DWORD *)(v5 + 12) = *(_DWORD *)L"RAW";
        *(_WORD *)(v5 + 16) = aRaw[2];
      }
      break;
    case 0xB:
      SectorSizeInformation = FsRtlGetSectorSizeInformation(
                                *(DEVICE_OBJECT **)(*(_QWORD *)(a1 + 184) + 16i64),
                                (FILE_FS_SECTOR_SIZE_INFORMATION *)v5);
      if( SectorSizeInformation >= 0 )
        v3 -= 28;
      break;
    default:
      SectorSizeInformation = -1073741811;
      break;
  }
  v9 = *(_DWORD *)(a3 + 8) - v3;
  *((_DWORD *)a2 + 12) = SectorSizeInformation;
  *((_QWORD *)a2 + 7) = v9;
  IofCompleteRequest(a2, 1);
  return(unsigned int)SectorSizeInformation;
}

Referenced by: