#ifndef _HIDRAW_H #define _HIDRAW_H /* * Copyright (c) 2007 Jiri Kosina */ /* * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * 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., * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. */ #include <linux/hid.h> #include <linux/types.h> struct hidraw_report_descriptor { __u32 size; __u8 value[HID_MAX_DESCRIPTOR_SIZE]; }; struct hidraw_devinfo { __u32 bustype; __s16 vendor; __s16 product; }; /* ioctl interface */ #define HIDIOCGRDESCSIZE _IOR('H', 0x01, int) #define HIDIOCGRDESC _IOR('H', 0x02, struct hidraw_report_descriptor) #define HIDIOCGRAWINFO _IOR('H', 0x03, struct hidraw_devinfo) #define HIDRAW_FIRST_MINOR 0 #define HIDRAW_MAX_DEVICES 64 /* number of reports to buffer */ #define HIDRAW_BUFFER_SIZE 64 /* kernel-only API declarations */ #ifdef __KERNEL__ struct hidraw { unsigned int minor; int exist; int open; wait_queue_head_t wait; struct hid_device *hid; struct device *dev; struct list_head list; }; struct hidraw_report { __u8 *value; int len; }; struct hidraw_list { struct hidraw_report buffer[HIDRAW_BUFFER_SIZE]; int head; int tail; struct fasync_struct *fasync; struct hidraw *hidraw; struct list_head node; struct mutex read_mutex; }; #ifdef CONFIG_HIDRAW int hidraw_init(void); void hidraw_exit(void); void hidraw_report_event(struct hid_device *, u8 *, int); int hidraw_connect(struct hid_device *); void hidraw_disconnect(struct hid_device *); #else static inline int hidraw_init(void) { return 0; } static inline void hidraw_exit(void) { } static inline void hidraw_report_event(struct hid_device *hid, u8 *data, int len) { } static inline int hidraw_connect(struct hid_device *hid) { return -1; } static inline void hidraw_disconnect(struct hid_device *hid) { } #endif #endif #endif