1 /* $NetBSD: usage.c,v 1.8 2000/10/10 19:23:58 is 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/usage.c,v 1.8 2003/04/09 01:52:48 mdodd Exp $
29 * $DragonFly: src/lib/libusbhid/usage.c,v 1.3 2008/11/24 17:15:17 hasso Exp $
41 #define _PATH_HIDTABLE "/usr/share/misc/usb_hid_usages"
43 struct usage_in_page {
48 static struct usage_page {
51 struct usage_in_page *page_contents;
52 int pagesize, pagesizemax;
54 static int npages, npagesmax;
62 for (i = 0; i < npages; i++) {
63 printf("%d\t%s\n", pages[i].usage, pages[i].name);
64 for (j = 0; j < pages[i].pagesize; j++) {
65 printf("\t%d\t%s\n", pages[i].page_contents[j].usage,
66 pages[i].page_contents[j].name);
73 hid_init(const char *hidname)
76 char line[100], name[100], *p, *n;
79 struct usage_page *curpage = 0;
82 hidname = _PATH_HIDTABLE;
84 f = fopen(hidname, "r");
86 err(1, "%s", hidname);
87 for (lineno = 1; ; lineno++) {
88 if (fgets(line, sizeof line, f) == NULL)
92 for (p = line; *p && isspace(*p); p++)
96 if (sscanf(line, " * %[^\n]", name) == 1)
98 else if (sscanf(line, " 0x%x %[^\n]", &no, name) != 2 &&
99 sscanf(line, " %d %[^\n]", &no, name) != 2)
100 errx(1, "file %s, line %d, syntax error",
102 for (p = name; *p; p++)
103 if (isspace(*p) || *p == '.')
108 if (isspace(line[0])) {
110 errx(1, "file %s, line %d, syntax error",
112 if (curpage->pagesize >= curpage->pagesizemax) {
113 curpage->pagesizemax += 10;
114 curpage->page_contents =
115 realloc(curpage->page_contents,
116 curpage->pagesizemax *
117 sizeof (struct usage_in_page));
118 if (!curpage->page_contents)
121 curpage->page_contents[curpage->pagesize].name = n;
122 curpage->page_contents[curpage->pagesize].usage = no;
125 if (npages >= npagesmax) {
128 pages = malloc(npagesmax *
129 sizeof (struct usage_page));
132 pages = realloc(pages,
134 sizeof (struct usage_page));
139 curpage = &pages[npages++];
142 curpage->pagesize = 0;
143 curpage->pagesizemax = 10;
144 curpage->page_contents =
145 malloc(curpage->pagesizemax *
146 sizeof (struct usage_in_page));
147 if (!curpage->page_contents)
158 hid_usage_page(int i)
164 errx(1, "no hid table");
166 for (k = 0; k < npages; k++)
167 if (pages[k].usage == i)
168 return pages[k].name;
169 sprintf(b, "0x%04x", i);
174 hid_usage_in_page(unsigned int u)
176 int page = HID_PAGE(u);
177 int i = HID_USAGE(u);
181 for (k = 0; k < npages; k++)
182 if (pages[k].usage == page)
186 for (j = 0; j < pages[k].pagesize; j++) {
187 us = pages[k].page_contents[j].usage;
190 fmtcheck(pages[k].page_contents[j].name, "%d"),
195 return pages[k].page_contents[j].name;
198 sprintf(b, "0x%04x", i);
203 hid_parse_usage_page(const char *name)
208 errx(1, "no hid table");
210 for (k = 0; k < npages; k++)
211 if (strcmp(pages[k].name, name) == 0)
212 return pages[k].usage;
218 hid_parse_usage_in_page(const char *name)
224 sep = strchr(name, ':');
228 for (k = 0; k < npages; k++)
229 if (strncmp(pages[k].name, name, l) == 0)
234 for (j = 0; j < pages[k].pagesize; j++)
235 if (strcmp(pages[k].page_contents[j].name, sep) == 0)
236 return (pages[k].usage << 16) | pages[k].page_contents[j].usage;