reactos/include/devices.h

   1 typedef struct
   2 {
   3         LPSTR LeftVolumeName;
   4         LPSTR RightVolumeName;
   5         ULONG DefaultVolume;
   6         ULONG Type;
   7         ULONG DeviceType;
   8         char Key[4];
   9         LPSTR PrototypeName;
  10         PVOID DeferredRoutine;
  11         PVOID ExclusionRoutine;
  12         PVOID DispatchRoutine;
  13         PVOID DevCapsRoutine;
  14         PVOID HwSetVolume;
  15         ULONG IoMethod;
  16 }SOUND_DEVICE_INIT;