File: [local] / sys / dev / usb / hid.h (download)
Revision 1.1, Tue Mar 4 16:14:19 2008 UTC (16 years, 6 months ago) by nbrk
Branch point for: MAIN
Initial revision
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/* $OpenBSD: hid.h,v 1.9 2002/07/25 04:07:32 nate Exp $ */
/* $NetBSD: hid.h,v 1.8 2002/07/11 21:14:25 augustss Exp $ */
/* $FreeBSD: src/sys/dev/usb/hid.h,v 1.7 1999/11/17 22:33:40 n_hibma Exp $ */
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net) at
* Carlstedt Research & Technology.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
enum hid_kind {
hid_input,
hid_output,
hid_feature,
hid_collection,
hid_endcollection,
hid_none
};
struct hid_location {
u_int32_t size;
u_int32_t count;
u_int32_t pos;
};
struct hid_item {
/* Global */
int32_t _usage_page;
int32_t logical_minimum;
int32_t logical_maximum;
int32_t physical_minimum;
int32_t physical_maximum;
int32_t unit_exponent;
int32_t unit;
int32_t report_ID;
/* Local */
int32_t usage;
int32_t usage_minimum;
int32_t usage_maximum;
int32_t designator_index;
int32_t designator_minimum;
int32_t designator_maximum;
int32_t string_index;
int32_t string_minimum;
int32_t string_maximum;
int32_t set_delimiter;
/* Misc */
int32_t collection;
int collevel;
enum hid_kind kind;
u_int32_t flags;
/* Location */
struct hid_location loc;
/* */
struct hid_item *next;
};
struct hid_data *hid_start_parse(void *d, int len, enum hid_kind kind);
void hid_end_parse(struct hid_data *s);
int hid_get_item(struct hid_data *s, struct hid_item *h);
int hid_report_size(void *buf, int len, enum hid_kind k, u_int8_t id);
int hid_locate(void *desc, int size, u_int32_t usage, u_int8_t id,
enum hid_kind kind, struct hid_location *loc, u_int32_t *flags);
u_long hid_get_data(u_char *buf, struct hid_location *loc);
int hid_is_collection(void *desc, int size, u_int8_t id, u_int32_t usage);