// Declarations for usbiso driver

// Copyright (C) 1999 by Walter Oney

// All rights reserved



#ifndef DRIVER_H

#define DRIVER_H

#include <generic.h>



#define DRIVERNAME "USBISO"				// for use in messages

#define LDRIVERNAME L"USBISO"



///////////////////////////////////////////////////////////////////////////////

// Device extension structure



typedef struct tagDEVICE_EXTENSION {

	PDEVICE_OBJECT DeviceObject;			// device object this extension belongs to

	PDEVICE_OBJECT LowerDeviceObject;		// next lower driver in same stack

	PDEVICE_OBJECT Pdo;						// the PDO

	IO_REMOVE_LOCK RemoveLock;				// removal control locking structure

	UNICODE_STRING devname;

	PGENERIC_EXTENSION pgx;					// device extension for GENERIC.SYS

	LONG handles;							// # open handles

	USB_DEVICE_DESCRIPTOR dd;				// device descriptor

	USBD_CONFIGURATION_HANDLE hconfig;		// selected configuration handle

	PUSB_CONFIGURATION_DESCRIPTOR pcd;		// configuration descriptor

	LANGID langid;							// default language id for strings

	USBD_PIPE_HANDLE hinpipe;				// input pipe handle

	} DEVICE_EXTENSION, *PDEVICE_EXTENSION;



///////////////////////////////////////////////////////////////////////////////

// Global functions



VOID RemoveDevice(IN PDEVICE_OBJECT fdo);

NTSTATUS CompleteRequest(IN PIRP Irp, IN NTSTATUS status, IN ULONG_PTR info);

NTSTATUS SendAwaitUrb(PDEVICE_OBJECT fdo, PURB urb);

NTSTATUS StartDevice(PDEVICE_OBJECT fdo, PCM_PARTIAL_RESOURCE_LIST raw, PCM_PARTIAL_RESOURCE_LIST translated);

VOID StopDevice(PDEVICE_OBJECT fdo, BOOLEAN oktouch = FALSE);



// I/O request handlers



NTSTATUS DispatchCreate(PDEVICE_OBJECT fdo, PIRP Irp);

NTSTATUS DispatchClose(PDEVICE_OBJECT fdo, PIRP Irp);

NTSTATUS DispatchRead(PDEVICE_OBJECT fdo, PIRP Irp);

NTSTATUS DispatchInternalControl(PDEVICE_OBJECT fdo, PIRP Irp);

NTSTATUS DispatchPower(PDEVICE_OBJECT fdo, PIRP Irp);

NTSTATUS DispatchWmi(PDEVICE_OBJECT fdo, PIRP Irp);

NTSTATUS DispatchPnp(PDEVICE_OBJECT fdo, PIRP Irp);



extern BOOLEAN win98;

extern UNICODE_STRING servkey;



#endif // DRIVER_H