1 /* $NetBSD: usb.h,v 1.8 2000/08/13 22:22:02 augustss Exp $ */
4 * Copyright (c) 1999 Lennart Augustsson <augustss@netbsd.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * $FreeBSD: src/lib/libusbhid/libusbhid.h,v 1.7.2.1 2002/04/03 15:54:00 joe Exp $
29 * $DragonFly: src/lib/libusbhid/Attic/libusbhid.h,v 1.2 2003/06/17 04:26:51 dillon Exp $
33 #include <sys/cdefs.h>
35 typedef struct report_desc *report_desc_t;
37 typedef struct hid_data *hid_data_t;
39 typedef enum hid_kind {
40 hid_input, hid_output, hid_feature, hid_collection, hid_endcollection
43 typedef struct hid_item {
54 #define NO_REPORT_ID 0
61 int designator_minimum;
62 int designator_maximum;
72 /* Absolute data position (bits) */
75 struct hid_item *next;
78 #define HID_PAGE(u) (((u) >> 16) & 0xffff)
79 #define HID_USAGE(u) ((u) & 0xffff)
81 /* Obtaining a report descriptor, descr.c: */
82 report_desc_t hid_get_report_desc(int file);
83 report_desc_t hid_use_report_desc(unsigned char *data, unsigned int size);
84 void hid_dispose_report_desc(report_desc_t);
86 /* Parsing of a HID report descriptor, parse.c: */
87 hid_data_t hid_start_parse(report_desc_t d, int kindset);
88 void hid_end_parse(hid_data_t s);
89 int hid_get_item(hid_data_t s, hid_item_t *h);
90 int hid_report_size(report_desc_t d, unsigned int id, enum hid_kind k);
91 int hid_locate(report_desc_t d, unsigned int usage, enum hid_kind k, hid_item_t *h);
93 /* Conversion to/from usage names, usage.c: */
94 int hid_parse_usage_page(const char *name);
95 int hid_parse_usage_in_page(const char *name);
96 const char *hid_usage_page(int i);
97 const char *hid_usage_in_page(unsigned int u);
98 void hid_init(const char *file);
100 /* Extracting/insertion of data, data.c: */
101 int hid_get_data(const void *p, const hid_item_t *h);
102 void hid_set_data(void *p, const hid_item_t *h, int data);