SmKmStoreFileOpenVolume

NTSTATUS __stdcall SmKmStoreFileOpenVolume(
        _FILE_OBJECT *FileObject,
        _FILE_OBJECT **VolumeFileObjectOut,
        PDEVICE_OBJECT *VolumeDeviceObjectOut){
  char v6; 
  char v7; 
  int v8; 
  NTSTATUS v9; 
  _FILE_OBJECT *v10; 
  _DEVICE_OBJECT *v11; 
  INT16 v12; 
  UINT64 v14; 
  UINT64 ShareAccess; 
  UINT64 CreateDisposition; 
  UINT64 CreateOptions; 
  UINT64 v18; 
  UINT64 ReturnLength; 
  VOID *FileHandle; 
  PVOID Object; 
  _OBJECT_ATTRIBUTES ObjectAttributes; 
  _IO_STATUS_BLOCK IoStatusBlock; 
  char v24[528]; 

  LODWORD(ReturnLength) = 0;
  IoStatusBlock = 0i64;
  memset(&ObjectAttributes, 0, sizeof(ObjectAttributes));
  memset(v24, 0i64, 0x208u);
  FileHandle = 0i64;
  IoSetThreadHardErrorMode(0);
  v7 = v6;
  v8 = ObQueryNameStringMode(FileObject->DeviceObject, (_OBJECT_NAME_INFORMATION *)v24, 0x208ui64, &ReturnLength, 0);
  if( v8 >= 0 )
  {
    LODWORD(v18) = 0;
    ObjectAttributes.RootDirectory = 0i64;
    LODWORD(CreateOptions) = 32;
    LODWORD(CreateDisposition) = 1;
    LODWORD(ShareAccess) = 7;
    LODWORD(v14) = 0;
    ObjectAttributes.Length = 48;
    ObjectAttributes.Attributes = 576;
    ObjectAttributes.ObjectName = (_UNICODE_STRING *)v24;
    *(_OWORD *)&ObjectAttributes.SecurityDescriptor = 0i64;
    v8 = ZwCreateFile(
           &FileHandle,
           0x100080ui64,
           &ObjectAttributes,
           &IoStatusBlock,
           0i64,
           v14,
           ShareAccess,
           CreateDisposition,
           CreateOptions,
           0i64,
           v18);
    if( v8 >= 0 )
    {
      Object = 0i64;
      v9 = ObReferenceObjectByHandle(FileHandle, 3ui64, 0i64, 0, &Object, 0i64);
      v10 = (_FILE_OBJECT *)Object;
      v8 = v9;
      if( v9 >= 0 )
      {
        LODWORD(v11) = IoGetRelatedDeviceObject((INT64)Object);
        *VolumeFileObjectOut = v10;
        v10 = 0i64;
        *VolumeDeviceObjectOut = v11;
      }
      if( v10 )
        HalPutDmaAdapter((PADAPTER_OBJECT)v10);
    }
  }
  HIBYTE(v12) = BYTE1(FileHandle);
  if( FileHandle )
    ZwClose((_HANDLE)FileHandle);
  LOBYTE(v12) = v7;
  IoSetThreadHardErrorMode(v12);
  return v8;
}

Referenced by: