#ifndef USBDRIVER_H
#define USBDRIVER_H
#endif

#ifdef DRIVER
#include "wdm.h"
#include "usbdi.h"
#include "usbdlib.h"
#include <resource.h>
#endif

#ifndef _BYTE_DEFINED
#define _BYTE_DEFINED
typedef unsigned char BYTE;
#endif 

#ifndef _WORD_DEFINED
#define _WORD_DEFINED
typedef unsigned short WORD;
#endif 

typedef struct _GET_STRING_DESCRIPTOR_IN
{
   UCHAR    Index;
   USHORT   LanguageId;
} GET_STRING_DESCRIPTOR_IN, *PGET_STRING_DESCRIPTOR_IN;

typedef struct _ISO_TRANSFER_CONTROL
{
   ULONG PipeNum;

   ULONG PacketSize;

   ULONG PacketCount;

   ULONG FramesPerBuffer; 

   ULONG BufferCount;     
} ISO_TRANSFER_CONTROL, *PISO_TRANSFER_CONTROL;


#ifdef DRIVER

typedef struct _RING_BUFFER
{
   PUCHAR      inPtr;
   PUCHAR      outPtr;
   ULONG       totalSize;
   ULONG       currentSize;
   KSPIN_LOCK	spinLock;
   PUCHAR      buffer;
} RING_BUFFER, *PRING_BUFFER;

typedef struct _ISO_STREAM_OBJECT ISO_STREAM_OBJECT, *PISO_STREAM_OBJECT;

typedef struct _ISO_TRANSFER_OBJECT
{
   ULONG Frame;
   PISO_STREAM_OBJECT StreamObject;
   PURB Urb;
   PIRP Irp;
   KEVENT Done;
} ISO_TRANSFER_OBJECT, *PISO_TRANSFER_OBJECT;

typedef struct _ISO_STREAM_OBJECT
{
   PDEVICE_OBJECT DeviceObject;
   ULONG PacketSize;
   ULONG NumPackets;
   PUSBD_PIPE_INFORMATION PipeInfo;
   PVOID TransferBuffer;
   ULONG TransferBufferLength;
   PVOID IsoDescriptorBuffer;
   ULONG FramesPerBuffer;
   ULONG BufferCount;
   ULONG PendingTransfers;
   PRING_BUFFER DataRingBuffer;
   PRING_BUFFER DescriptorRingBuffer;
   PISO_TRANSFER_OBJECT TransferObject;
} ISO_STREAM_OBJECT, *PISO_STREAM_OBJECT;

typedef struct tagDEVICE_EXTENSION
{
   PDEVICE_OBJECT PhysicalDeviceObject; 
   PDEVICE_OBJECT LowerDeviceObject;	
   BOOLEAN Stop;   

   USBD_CONFIGURATION_HANDLE ConfigurationHandle;

   PUSB_DEVICE_DESCRIPTOR DeviceDescriptor;

   PUSBD_INTERFACE_INFORMATION Interface;

   ULONG OpenHandles;

   WCHAR DeviceLinkName[64];

   LONG Usages;

   KEVENT evRemove;

   BOOLEAN Removing;
   
} DEVICE_EXTENSION, *PDEVICE_EXTENSION;

NTSTATUS TestAddDevice(IN PDRIVER_OBJECT DriverObject,
                       IN PDEVICE_OBJECT PhysicalDeviceObject);
VOID TestDrvUnload(IN PDRIVER_OBJECT DriverObject);
NTSTATUS TestPnpIrp(IN PDEVICE_OBJECT fdo, IN PIRP Irp);
NTSTATUS TestPowerIrp(IN PDEVICE_OBJECT fdo,IN PIRP Irp);
NTSTATUS TestCreate(IN PDEVICE_OBJECT fdo, IN PIRP Irp);
NTSTATUS TestClose(IN PDEVICE_OBJECT fdo, IN PIRP Irp);
NTSTATUS TestIOCTL(IN PDEVICE_OBJECT fdo,IN PIRP Irp);
BOOLEAN LockDevice(IN PDEVICE_OBJECT fdo);
void UnlockDevice(PDEVICE_OBJECT fdo);
NTSTATUS CompleteRequest(IN PIRP Irp,IN NTSTATUS status,IN ULONG info);
NTSTATUS UsbCallUSBDI(IN PDEVICE_OBJECT fdo,IN PURB Urb);
NTSTATUS UsbResetPipe(IN PDEVICE_OBJECT DeviceObject,IN ULONG PipeNum);

#endif   


#define Ezusb_IOCTL_INDEX  0x0800

#define IOCTL_Ezusb_GET_DEVICE_DESCRIPTOR CTL_CODE(FILE_DEVICE_UNKNOWN,  \
                                                   Ezusb_IOCTL_INDEX+0,\
                                                   METHOD_BUFFERED,  \
                                                   FILE_ANY_ACCESS)

#define IOCTL_Ezusb_GET_CONFIGURATION_DESCRIPTOR CTL_CODE(FILE_DEVICE_UNKNOWN,  \
                                                   Ezusb_IOCTL_INDEX+1,\
                                                   METHOD_BUFFERED,  \
                                                   FILE_ANY_ACCESS)

#define IOCTL_Ezusb_GET_STRING_DESCRIPTOR CTL_CODE(FILE_DEVICE_UNKNOWN,  \
                                                   Ezusb_IOCTL_INDEX+2,\
                                                   METHOD_BUFFERED,  \
                                                   FILE_ANY_ACCESS)

#define IOCTL_EZUSB_ISO_WRITE             CTL_CODE(FILE_DEVICE_UNKNOWN,  \
                                                   Ezusb_IOCTL_INDEX+3,\
                                                   METHOD_IN_DIRECT,  \
                                                   FILE_ANY_ACCESS)

#define IOCTL_EZUSB_ISO_READ              CTL_CODE(FILE_DEVICE_UNKNOWN,  \
                                                   Ezusb_IOCTL_INDEX+4,\
                                                   METHOD_OUT_DIRECT,  \
                                                   FILE_ANY_ACCESS)

#define IOCTL_EZUSB_GET_CURRENT_FRAME_NUMBER  CTL_CODE(FILE_DEVICE_UNKNOWN,  \
                                                   Ezusb_IOCTL_INDEX+5,\
                                                   METHOD_BUFFERED,  \
                                                   FILE_ANY_ACCESS)

#define IOCTL_Ezusb_RESETPIPE             CTL_CODE(FILE_DEVICE_UNKNOWN,  \
                                                   Ezusb_IOCTL_INDEX+6,\
                                                   METHOD_IN_DIRECT,  \
                                                   FILE_ANY_ACCESS)