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
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
42 #define _PATH_HIDTABLE "/usr/share/misc/usb_hid_usages"
44 struct usage_in_page {
49 static struct usage_page {
52 struct usage_in_page *page_contents;
53 int pagesize, pagesizemax;
55 static int npages, npagesmax;
63 for (i = 0; i < npages; i++) {
64 printf("%d\t%s\n", pages[i].usage, pages[i].name);
65 for (j = 0; j < pages[i].pagesize; j++) {
66 printf("\t%d\t%s\n", pages[i].page_contents[j].usage,
67 pages[i].page_contents[j].name);
74 hid_init(const char *hidname)
77 char line[100], name[100], *p, *n;
80 struct usage_page *curpage = 0;
83 hidname = _PATH_HIDTABLE;
85 f = fopen(hidname, "r");
87 err(1, "%s", hidname);
88 for (lineno = 1; ; lineno++) {
89 if (fgets(line, sizeof line, f) == NULL)
93 for (p = line; *p && isspace(*p); p++)
97 if (sscanf(line, " * %[^\n]", name) == 1)
99 else if (sscanf(line, " 0x%x %[^\n]", &no, name) != 2 &&
100 sscanf(line, " %d %[^\n]", &no, name) != 2)
101 errx(1, "file %s, line %d, syntax error",
103 for (p = name; *p; p++)
104 if (isspace(*p) || *p == '.')
109 if (isspace(line[0])) {
111 errx(1, "file %s, line %d, syntax error",
113 if (curpage->pagesize >= curpage->pagesizemax) {
114 curpage->pagesizemax += 10;
115 curpage->page_contents =
116 realloc(curpage->page_contents,
117 curpage->pagesizemax *
118 sizeof (struct usage_in_page));
119 if (!curpage->page_contents)
122 curpage->page_contents[curpage->pagesize].name = n;
123 curpage->page_contents[curpage->pagesize].usage = no;
126 if (npages >= npagesmax) {
129 pages = malloc(npagesmax *
130 sizeof (struct usage_page));
133 pages = realloc(pages,
135 sizeof (struct usage_page));
140 curpage = &pages[npages++];
143 curpage->pagesize = 0;
144 curpage->pagesizemax = 10;
145 curpage->page_contents =
146 malloc(curpage->pagesizemax *
147 sizeof (struct usage_in_page));
148 if (!curpage->page_contents)
159 hid_usage_page(int i)
165 errx(1, "no hid table");
167 for (k = 0; k < npages; k++)
168 if (pages[k].usage == i)
169 return pages[k].name;
170 sprintf(b, "0x%04x", i);
175 hid_usage_in_page(unsigned int u)
177 int page = HID_PAGE(u);
178 int i = HID_USAGE(u);
182 for (k = 0; k < npages; k++)
183 if (pages[k].usage == page)
187 for (j = 0; j < pages[k].pagesize; j++) {
188 us = pages[k].page_contents[j].usage;
191 fmtcheck(pages[k].page_contents[j].name, "%d"),
196 return pages[k].page_contents[j].name;
199 sprintf(b, "0x%04x", i);
204 hid_parse_usage_page(const char *name)
209 errx(1, "no hid table");
211 for (k = 0; k < npages; k++)
212 if (strcmp(pages[k].name, name) == 0)
213 return pages[k].usage;
219 hid_parse_usage_in_page(const char *name)
225 sep = strchr(name, ':');
229 for (k = 0; k < npages; k++)
230 if (strncmp(pages[k].name, name, l) == 0)
235 for (j = 0; j < pages[k].pagesize; j++)
236 if (strcmp(pages[k].page_contents[j].name, sep) == 0)
237 return (pages[k].usage << 16) | pages[k].page_contents[j].usage;