filter_api.h

一个在Windows环境下允许用户程序访问USB设备的接口库的源代码.

/* LIBUSB-WIN32, Generic Windows USB Driver
 * Copyright (C) 2002-2003 Stephan Meyer, <[e-mail]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */


#ifndef __FILTER_API_H__
#define __FILTER_API_H__

enum {
  DEBUG_ERR = 1,
  DEBUG_WARN,
  DEBUG_MSG,
};

#define LIBUSB_VERSION_MAJOR 0
#define LIBUSB_VERSION_MINOR 1
#define LIBUSB_VERSION_MICRO 8
#define LIBUSB_VERSION_NANO  0

#define LIBUSB_MAX_READ_WRITE (1024 * 64)

#define LIBUSB_MAX_NUMBER_OF_DEVICES 256

#define LIBUSB_IOCTL_SET_CONFIGURATION CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x801, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_GET_CONFIGURATION CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x802, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_SET_INTERFACE CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x803, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_GET_INTERFACE CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x804, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_SET_FEATURE CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x805, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_CLEAR_FEATURE CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x806, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_GET_STATUS CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x807, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_SET_DESCRIPTOR CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x808, METHOD_IN_DIRECT, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_GET_DESCRIPTOR CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x809, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_INTERRUPT_OR_BULK_WRITE CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x80A, METHOD_IN_DIRECT, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_INTERRUPT_OR_BULK_READ CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x80B, METHOD_OUT_DIRECT, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_VENDOR_WRITE CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x80C, METHOD_IN_DIRECT, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_VENDOR_READ CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x80D, METHOD_OUT_DIRECT, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_RESET_ENDPOINT CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x80E, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_ABORT_ENDPOINT CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x80F, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_RESET_DEVICE CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x810, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_SET_DEBUG_LEVEL CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x811, METHOD_BUFFERED, FILE_ANY_ACCESS)

#define LIBUSB_IOCTL_GET_VERSION CTL_CODE(FILE_DEVICE_UNKNOWN,\
0x812, METHOD_BUFFERED, FILE_ANY_ACCESS)


#include <pshpack1.h> 


typedef struct {
  int timeout;
  union {
    struct
    {
      int configuration;
    } configuration;
    struct
    {
      int interface;
      int altsetting;
    } interface;
    struct
    {
      int endpoint;
    } endpoint;    
    struct
    {
      int request;
      int value;
      int index;
    } vendor;
    struct
    {
      int recipient;
      int feature;
      int index;
    } feature;
    struct
    {
      int recipient;
      int index;
      int status;
    } status;
    struct
    {
      int type;
      int index;
      int language_id;
    } descriptor;    

    struct
    {
      int level;
    } debug;
    struct
    {
      int major;
      int minor;
      int micro;
      int nano;
    } version;
  };
} libusb_request;
    
#include <poppack.h>

#endif