usbcounterdevice.h

来自「WindowsXP WDM驱动程序开发实例」· C头文件 代码 · 共 68 行

// USBCounterDevice.h
//
// Generated by DriverWizard version DriverStudio 2.6.0 (Build 336)
// Requires Compuware's DriverWorks classes
//

#ifndef __USBCounterDevice_h__
#define __USBCounterDevice_h__


class USBCounterDevice : public KPnpDevice
{
	// Constructors
public:
	SAFE_DESTRUCTORS;
	USBCounterDevice(PDEVICE_OBJECT Pdo, ULONG Unit);
	~USBCounterDevice();

	// Member Functions
public:
	DEVMEMBER_DISPATCHERS
	virtual NTSTATUS OnStartDevice(KIrp I);
	virtual NTSTATUS OnStopDevice(KIrp I);
	virtual NTSTATUS OnRemoveDevice(KIrp I);
	virtual NTSTATUS DefaultPnp(KIrp I);
	virtual NTSTATUS DefaultPower(KIrp I);
	virtual NTSTATUS OnQueryCapabilities(KIrp I);

	void GetStringDescriptors(void);
	NTSTATUS ResetCounter();
	NTSTATUS ReadCounterAsynch(KIrp I);

	DEVMEMBER_CANCELIRP(USBCounterDevice, Cancel)
	MEMBER_COMPLETEIRP( USBCounterDevice, ReadCounterComplete )
	MEMBER_COMPLETEIRP( USBCounterDevice, OnQueryCapabilitiesComplete )
	MEMBER_IOWORKITEMFUNCTION( USBCounterDevice, Workitem )
#ifdef _COMMENT_ONLY

		// The following member functions are actually defined by the
		// a DEVMEMBER_xxx or MEMBER_xxx macro (such as DEVMEMBER_DISPATCHERS).
		// The macro __COMMENT_ONLY never gets defined.  These comment-only
		// definitions simply allow easy navigation to the functions within
		// the Developer Studio using the class browser.

	virtual NTSTATUS Create(KIrp I);				// COMMENT_ONLY
	virtual NTSTATUS Close(KIrp I);					// COMMENT_ONLY
	virtual NTSTATUS DeviceControl(KIrp I);			// COMMENT_ONLY
	virtual NTSTATUS SystemControl(KIrp I);			// COMMENT_ONLY
#endif

	// Member Data
protected:
		// Unit number for this device (0-9)
	ULONG				m_Unit;
	KUsbLowerDevice		m_Lower;
	KUsbInterface   	m_Interface;
		// Pipe for USB endpoint 1 IN (address 0x81)
	KUsbPipe			m_Endpoint1IN;
	PUCHAR		m_buffer;
	KIrp		m_kIrp;
	PURB		m_pUrb;
	KIoWorkItem		m_pItem;
};

#define NUM_STRING_DESCRIPTORS 5

#endif