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
32 #include <sys/cdefs.h>
34 typedef struct report_desc *report_desc_t;
36 typedef struct hid_data *hid_data_t;
38 typedef enum hid_kind {
39 hid_input, hid_output, hid_feature, hid_collection, hid_endcollection
42 typedef struct hid_item {
53 #define NO_REPORT_ID 0
60 int designator_minimum;
61 int designator_maximum;
71 /* Absolute data position (bits) */
74 struct hid_item *next;
77 #define HID_PAGE(u) (((u) >> 16) & 0xffff)
78 #define HID_USAGE(u) ((u) & 0xffff)
80 /* Obtaining a report descriptor, descr.c: */
81 report_desc_t hid_get_report_desc __P((int file));
82 report_desc_t hid_use_report_desc __P((unsigned char *data, unsigned int size));
83 void hid_dispose_report_desc __P((report_desc_t));
85 /* Parsing of a HID report descriptor, parse.c: */
86 hid_data_t hid_start_parse __P((report_desc_t d, int kindset));
87 void hid_end_parse __P((hid_data_t s));
88 int hid_get_item __P((hid_data_t s, hid_item_t *h));
89 int hid_report_size __P((report_desc_t d, unsigned int id, enum hid_kind k));
90 int hid_locate __P((report_desc_t d, unsigned int usage, enum hid_kind k, hid_item_t *h));
92 /* Conversion to/from usage names, usage.c: */
93 int hid_parse_usage_page __P((const char *name));
94 int hid_parse_usage_in_page __P((const char *name));
95 const char *hid_usage_page __P((int i));
96 const char *hid_usage_in_page __P((unsigned int u));
97 void hid_init __P((const char *file));
99 /* Extracting/insertion of data, data.c: */
100 int hid_get_data __P((const void *p, const hid_item_t *h));
101 void hid_set_data __P((void *p, const hid_item_t *h, int data));