/*
 *  usbscan.h   USB scanner definitions
 *
 * =========================================================================
 *
 *                          Open Watcom Project
 *
 * Copyright (c) 2004-2010 The Open Watcom Contributors. All Rights Reserved.
 *
 *    This file is automatically generated. Do not edit directly.
 *
 * =========================================================================
 */

#ifndef _USBSCAN_H_
#define _USBSCAN_H_

#ifndef _ENABLE_AUTODEPEND
 #pragma read_only_file;
#endif

#ifdef __cplusplus
extern "C" {
#endif

/* Maximum number of pipes */
#if (NTDDI_VERSION >= 0x05000000)
    #ifndef MAX_NUM_PIPES
        #define MAX_NUM_PIPES   8
    #endif
#endif

/* Bulk in flag */
#if (NTDDI_VERSION >= 0x05000000)
    #define BULKIN_FLAG 0x80
#endif

/* USB scanner device I/O control constants */
#if (NTDDI_VERSION >= 0x05000000)
    #define FILE_DEVICE_USB_SCAN    0x8000
    #define IOCTL_INDEX             0x0800
#endif

/* USB scanner device I/O control codes */
#if (NTDDI_VERSION >= 0x05000000)
    #define IOCTL_GET_VERSION \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX, METHOD_BUFFERED, FILE_ANY_ACCESS )
    #define IOCTL_CANCEL_IO \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 1, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_WAIT_ON_DEVICE_EVENT \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 2, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_READ_REGISTERS \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 3, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_WRITE_REGISTERS \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 4, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_GET_CHANNEL_ALIGN_RQST \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 5, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_GET_DEVICE_DESCRIPTOR \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 6, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_RESET_PIPE \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 7, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_GET_USB_DESCRIPTOR \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 8, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_SEND_USB_REQUEST \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 9, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
    #define IOCTL_GET_PIPE_CONFIGURATION \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 10, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
#endif
#if (NTDDI_VERSION >= 0x05010000)
    #define IOCTL_SET_TIMEOUT \
        CTL_CODE( FILE_DEVICE_USB_SCAN, IOCTL_INDEX + 11, METHOD_BUFFERED, \
        FILE_ANY_ACCESS )
#endif

/* Alternate names for a couple of constants */
#if (NTDDI_VERSION >= 0x05000000)
    #define ALL                 ALL_PIPE
    #define IOCTL_ABORT_PIPE    IOCTL_CANCEL_IO
#endif

/* Driver version */
#if (NTDDI_VERSION >= 0x05000000)
typedef struct _DRV_VERSION {
    unsigned    major;
    unsigned    minor;
    unsigned    internal;
} DRV_VERSION;
typedef DRV_VERSION *PDRV_VERSION;
#endif

/* I/O block */
#if (NTDDI_VERSION >= 0x05000000)
typedef struct _IO_BLOCK {
    unsigned    uOffset;
    unsigned    uLength;
    PUCHAR      pbyData;
    unsigned    uIndex;
} IO_BLOCK;
typedef IO_BLOCK    *PIO_BLOCK;
#endif

/* I/O block (extended version) */
#if (NTDDI_VERSION >= 0x05000000)
typedef struct _IO_BLOCK_EX {
    unsigned    uOffset;
    unsigned    uLength;
    PUCHAR      pbyData;
    unsigned    uIndex;
    UCHAR       bRequest;
    UCHAR       bmRequestType;
    UCHAR       fTransferDirectionIn;
} IO_BLOCK_EX;
typedef IO_BLOCK_EX *PIO_BLOCK_EX;
#endif

/* Channel information */
#if (NTDDI_VERSION >= 0x05000000)
typedef struct _CHANNEL_INFO {
    unsigned    EventChannelSize;
    unsigned    uReadDataAlignment;
    unsigned    uWriteDataAlignment;
} CHANNEL_INFO;
typedef CHANNEL_INFO    *PCHANNEL_INFO;
#endif

/* Pipe types */
#if (NTDDI_VERSION >= 0x05000000)
typedef enum {
    EVENT_PIPE      = 0,
    READ_DATA_PIPE  = 1,
    WRITE_DATA_PIPE = 2,
    ALL_PIPE        = 3
} PIPE_TYPE;
#endif

/* USB scanner get descriptor */
#if (NTDDI_VERSION >= 0x05000000)
typedef struct _USBSCAN_GET_DESCRIPTOR {
    UCHAR   DescriptorType;
    UCHAR   Index;
    USHORT  LanguageId;
} USBSCAN_GET_DESCRIPTOR;
typedef USBSCAN_GET_DESCRIPTOR  *PUSB_SCAN_GET_DESCRIPTOR;
#endif

/* Device descriptor */
#if (NTDDI_VERSION >= 0x05000000)
typedef struct _DEVICE_DESCRIPTOR {
    USHORT  usVendorId;
    USHORT  usProductId;
    USHORT  usBcdDevice;
    USHORT  usLanguageId;
} DEVICE_DESCRIPTOR;
typedef DEVICE_DESCRIPTOR   *PDEVICE_DESCRIPTOR;
#endif

/* Raw pipe types */
#if (NTDDI_VERSION >= 0x05000000)
typedef enum _RAW_PIPE_TYPE {
    USBSCAN_PIPE_CONTROL        = 0,
    USBSCAN_PIPE_ISOCHRONOUS    = 1,
    USBSCAN_PIPE_BULK           = 2,
    USBSCAN_PIPE_INTERRUPT      = 3
} RAW_PIPE_TYPE;
#endif

/* USB scanner pipe information */
#if (NTDDI_VERSION >= 0x05000000)
typedef struct _USBSCAN_PIPE_INFORMATION {
    USHORT          MaximumPacketSize;
    UCHAR           EndpointAddress;
    UCHAR           Interval;
    RAW_PIPE_TYPE   PipeType;
} USBSCAN_PIPE_INFORMATION;
typedef USBSCAN_PIPE_INFORMATION    *PUSBSCAN_PIPE_INFORMATION;
#endif

/* USB scanner pipe configuration */
#if (NTDDI_VERSION >= 0x05000000)
typedef struct _USBSCAN_PIPE_CONFIGURATION {
    ULONG                       NumberOfPipes;
    USBSCAN_PIPE_INFORMATION    PipeInfo[MAX_NUM_PIPES];
} USBSCAN_PIPE_CONFIGURATION;
typedef USBSCAN_PIPE_CONFIGURATION  *PUSBSCAN_PIPE_CONFIGURATION;
#endif

/* USB scanner timeout */
#if (NTDDI_VERSION >= 0x05010000)
typedef struct _USBSCAN_TIMEOUT {
    ULONG   TimeoutRead;
    ULONG   TimeoutWrite;
    ULONG   TimeoutEvent;
} USBSCAN_TIMEOUT;
typedef USBSCAN_TIMEOUT *PUSBSCAN_TIMEOUT;
#endif

#ifdef __cplusplus
} /* extern "C" */
#endif

#endif /* _USBSCAN_H_ */