FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/hid.h
1 /* $NetBSD: hid.h,v 1.6 2000/06/01 14:28:57 augustss Exp $ */
2 /* $FreeBSD: src/sys/dev/usb/hid.h,v 1.13 2005/01/06 01:43:27 imp Exp $ */
3
4 /*-
5 * Copyright (c) 1998 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Lennart Augustsson (lennart@augustsson.net) at
10 * Carlstedt Research & Technology.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 * must display the following acknowledgement:
22 * This product includes software developed by the NetBSD
23 * Foundation, Inc. and its contributors.
24 * 4. Neither the name of The NetBSD Foundation nor the names of its
25 * contributors may be used to endorse or promote products derived
26 * from this software without specific prior written permission.
27 *
28 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
29 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
31 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
32 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38 * POSSIBILITY OF SUCH DAMAGE.
39 */
40
41 enum hid_kind {
42 hid_input, hid_output, hid_feature, hid_collection, hid_endcollection
43 };
44
45 struct hid_location {
46 u_int32_t size;
47 u_int32_t count;
48 u_int32_t pos;
49 };
50
51 struct hid_item {
52 /* Global */
53 int32_t _usage_page;
54 int32_t logical_minimum;
55 int32_t logical_maximum;
56 int32_t physical_minimum;
57 int32_t physical_maximum;
58 int32_t unit_exponent;
59 int32_t unit;
60 int32_t report_ID;
61 /* Local */
62 int32_t usage;
63 int32_t usage_minimum;
64 int32_t usage_maximum;
65 int32_t designator_index;
66 int32_t designator_minimum;
67 int32_t designator_maximum;
68 int32_t string_index;
69 int32_t string_minimum;
70 int32_t string_maximum;
71 int32_t set_delimiter;
72 /* Misc */
73 int32_t collection;
74 int collevel;
75 enum hid_kind kind;
76 u_int32_t flags;
77 /* Location */
78 struct hid_location loc;
79 /* */
80 struct hid_item *next;
81 };
82
83 struct hid_data *hid_start_parse(void *d, int len, int kindset);
84 void hid_end_parse(struct hid_data *s);
85 int hid_get_item(struct hid_data *s, struct hid_item *h);
86 int hid_report_size(void *buf, int len, enum hid_kind k, u_int8_t *id);
87 int hid_locate(void *desc, int size, u_int32_t usage,
88 enum hid_kind kind, struct hid_location *loc,
89 u_int32_t *flags);
90 u_long hid_get_data(u_char *buf, struct hid_location *loc);
91 int hid_is_collection(void *desc, int size, u_int32_t usage);
92
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