SmKmStoreFileOpenVolume

INT64 __stdcall SmKmStoreFileOpenVolume(
        FILE_OBJECT *FileObject,
        FILE_OBJECT **VolumeFileObjectOut,
        DEVICE_OBJECT **VolumeDeviceObjectOut){
  UINT8 v6; 
  int v7; 
  NTSTATUS v8; 
  FILE_OBJECT *v9; 
  _DEVICE_OBJECT *RelatedDeviceObject; 
  UINT64 v12; 
  UINT64 ShareAccess; 
  UINT64 CreateDisposition; 
  UINT64 CreateOptions; 
  UINT64 v16; 
  UINT64 ReturnLength; 
  void *FileHandle; 
  PVOID Object; 
  struct _OBJECT_ATTRIBUTES ObjectAttributes; 
  struct _IO_STATUS_BLOCK IoStatusBlock; 
  OBJECT_NAME_INFORMATION result[33]; 
  LODWORD(ReturnLength) = 0;
  IoStatusBlock = 0i64;
  memset(&ObjectAttributes, 0, sizeof(ObjectAttributes));
  memset((INT64)result, 0i64);
  FileHandle = 0i64;
  v6 = IoSetThreadHardErrorMode(0);
  v7 = ObQueryNameStringMode(FileObject->DeviceObject, result, 0x208ui64, &ReturnLength, 0);
  if( v7 >= 0 )
  {
    LODWORD(v16) = 0;
    ObjectAttributes.RootDirectory = 0i64;
    LODWORD(CreateOptions) = 32;
    LODWORD(CreateDisposition) = 1;
    LODWORD(ShareAccess) = 7;
    LODWORD(v12) = 0;
    ObjectAttributes.Length = 48;
    ObjectAttributes.Attributes = 576;
    ObjectAttributes.ObjectName = (_UNICODE_STRING *)result;
    *(_OWORD *)&ObjectAttributes.SecurityDescriptor = 0i64;
    v7 = ZwCreateFile(
           &FileHandle,
           0x100080ui64,
           &ObjectAttributes,
           &IoStatusBlock,
           0i64,
           v12,
           ShareAccess,
           CreateDisposition,
           CreateOptions,
           0i64,
           v16);
    if( v7 >= 0 )
    {
      Object = 0i64;
      v8 = ObReferenceObjectByHandle(FileHandle, 3u, 0i64, 0, &Object, 0i64);
      v9 = (FILE_OBJECT *)Object;
      v7 = v8;
      if( v8 >= 0 )
      {
        RelatedDeviceObject = IoGetRelatedDeviceObject((_FILE_OBJECT *)Object);
        *VolumeFileObjectOut = v9;
        v9 = 0i64;
        *VolumeDeviceObjectOut = RelatedDeviceObject;
      }
      if( v9 )
        HalPutDmaAdapter((PADAPTER_OBJECT)v9);
    }
  }
  if( FileHandle )
    ZwClose(FileHandle);
  IoSetThreadHardErrorMode(v6);
  return(unsigned int)v7;
}

Referenced by: