2000-07-05 17:43:33 +00:00
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/* $NetBSD: usbhid.c,v 1.14 2000/07/03 02:51:37 matt Exp $ */
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/* $FreeBSD$ */
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2017-11-27 15:37:16 +00:00
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/*-
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* SPDX-License-Identifier: BSD-2-Clause-NetBSD
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*
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2000-07-05 17:43:33 +00:00
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Lennart Augustsson (augustss@netbsd.org).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <err.h>
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#include <ctype.h>
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#include <errno.h>
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2003-04-09 01:52:49 +00:00
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#include <usbhid.h>
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2009-02-23 18:36:54 +00:00
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#include <dev/usb/usbhid.h>
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2000-07-05 17:43:33 +00:00
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2011-11-06 08:18:30 +00:00
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static struct variable {
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2011-09-28 14:52:25 +00:00
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char *name;
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int instance;
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int val;
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struct hid_item h;
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struct variable *next;
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} *vars;
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2011-11-06 08:18:30 +00:00
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static int verbose = 0;
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static int noname = 0;
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static int hexdump = 0;
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static int wflag = 0;
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static int zflag = 0;
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2011-09-28 14:52:25 +00:00
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static void usage(void);
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static void dumpitem(const char *label, struct hid_item *h);
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static void dumpitems(report_desc_t r);
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static void prdata(u_char *buf, struct hid_item *h);
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static void dumpdata(int f, report_desc_t r, int loop);
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static void writedata(int f, report_desc_t r);
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static void
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parceargs(report_desc_t r, int all, int nnames, char **names)
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2000-07-05 17:43:33 +00:00
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{
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2011-09-28 14:52:25 +00:00
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struct hid_data *d;
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struct hid_item h;
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char colls[1000];
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char hname[1000], *tmp1, *tmp2;
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struct variable *var, **pnext;
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int i, instance, cp, t;
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pnext = &vars;
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if (all) {
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if (wflag)
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errx(1, "Must not specify -w to read variables");
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cp = 0;
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for (d = hid_start_parse(r,
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1<<hid_input | 1<<hid_output | 1<<hid_feature, -1);
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hid_get_item(d, &h); ) {
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if (h.kind == hid_collection) {
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cp += sprintf(&colls[cp], "%s%s:%s",
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cp != 0 ? "." : "",
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hid_usage_page(HID_PAGE(h.usage)),
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hid_usage_in_page(h.usage));
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} else if (h.kind == hid_endcollection) {
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tmp1 = strrchr(colls, '.');
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if (tmp1 != NULL) {
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cp -= strlen(tmp1);
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tmp1[0] = 0;
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} else {
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cp = 0;
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colls[0] = 0;
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}
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}
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if ((h.kind != hid_input && h.kind != hid_output &&
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h.kind != hid_feature) || (h.flags & HIO_CONST))
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continue;
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var = malloc(sizeof(*var));
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memset(var, 0, sizeof(*var));
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asprintf(&var->name, "%s%s%s:%s",
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colls, colls[0] != 0 ? "." : "",
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hid_usage_page(HID_PAGE(h.usage)),
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hid_usage_in_page(h.usage));
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var->h = h;
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*pnext = var;
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pnext = &var->next;
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}
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hid_end_parse(d);
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return;
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}
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for (i = 0; i < nnames; i++) {
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var = malloc(sizeof(*var));
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memset(var, 0, sizeof(*var));
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tmp1 = tmp2 = strdup(names[i]);
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strsep(&tmp2, "=");
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var->name = strsep(&tmp1, "#");
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if (tmp1 != NULL)
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var->instance = atoi(tmp1);
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if (tmp2 != NULL) {
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if (!wflag)
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errx(1, "Must specify -w to write variables");
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var->val = atoi(tmp2);
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} else
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if (wflag)
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errx(1, "Must not specify -w to read variables");
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*pnext = var;
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pnext = &var->next;
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instance = 0;
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cp = 0;
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for (d = hid_start_parse(r,
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1<<hid_input | 1<<hid_output | 1<<hid_feature, -1);
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hid_get_item(d, &h); ) {
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if (h.kind == hid_collection) {
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cp += sprintf(&colls[cp], "%s%s:%s",
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cp != 0 ? "." : "",
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hid_usage_page(HID_PAGE(h.usage)),
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hid_usage_in_page(h.usage));
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} else if (h.kind == hid_endcollection) {
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tmp1 = strrchr(colls, '.');
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if (tmp1 != NULL) {
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cp -= strlen(tmp1);
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tmp1[0] = 0;
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} else {
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cp = 0;
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colls[0] = 0;
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}
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}
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if ((h.kind != hid_input && h.kind != hid_output &&
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h.kind != hid_feature) || (h.flags & HIO_CONST))
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continue;
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snprintf(hname, sizeof(hname), "%s%s%s:%s",
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colls, colls[0] != 0 ? "." : "",
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hid_usage_page(HID_PAGE(h.usage)),
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hid_usage_in_page(h.usage));
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t = strlen(hname) - strlen(var->name);
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if (t > 0) {
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if (strcmp(hname + t, var->name) != 0)
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continue;
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if (hname[t - 1] != '.')
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continue;
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} else if (strcmp(hname, var->name) != 0)
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continue;
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if (var->instance != instance++)
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continue;
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var->h = h;
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break;
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}
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hid_end_parse(d);
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if (var->h.usage == 0)
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errx(1, "Unknown item '%s'", var->name);
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}
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2000-07-05 17:43:33 +00:00
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}
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2011-09-28 14:52:25 +00:00
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static void
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2000-07-05 17:43:33 +00:00
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usage(void)
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{
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2006-11-23 00:20:54 +00:00
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fprintf(stderr,
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"usage: %s -f device "
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2012-05-16 20:30:20 +00:00
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"[-l] [-n] [-r] [-t tablefile] [-v] [-x] [-z] name ...\n",
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2009-06-23 23:16:00 +00:00
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getprogname());
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2006-11-23 00:20:54 +00:00
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fprintf(stderr,
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" %s -f device "
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2012-05-16 20:30:20 +00:00
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"[-l] [-n] [-r] [-t tablefile] [-v] [-x] [-z] -a\n",
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2009-06-23 23:16:00 +00:00
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getprogname());
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2011-09-28 14:52:25 +00:00
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fprintf(stderr,
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" %s -f device "
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"[-t tablefile] [-v] [-z] -w name=value\n",
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getprogname());
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2000-07-05 17:43:33 +00:00
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exit(1);
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}
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2011-09-28 14:52:25 +00:00
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static void
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2001-12-11 23:25:13 +00:00
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dumpitem(const char *label, struct hid_item *h)
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2000-07-05 17:43:33 +00:00
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{
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if ((h->flags & HIO_CONST) && !verbose)
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return;
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2019-08-17 08:29:22 +00:00
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printf("%s rid=%d pos=%d size=%d count=%d page=%s usage=%s%s%s", label,
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h->report_ID, h->pos, h->report_size, h->report_count,
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2006-11-23 00:20:54 +00:00
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hid_usage_page(HID_PAGE(h->usage)),
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2000-07-05 17:43:33 +00:00
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hid_usage_in_page(h->usage),
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2011-07-30 13:22:44 +00:00
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h->flags & HIO_CONST ? " Const" : "",
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h->flags & HIO_VARIABLE ? "" : " Array");
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2000-07-05 17:43:33 +00:00
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printf(", logical range %d..%d",
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h->logical_minimum, h->logical_maximum);
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if (h->physical_minimum != h->physical_maximum)
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printf(", physical range %d..%d",
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h->physical_minimum, h->physical_maximum);
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if (h->unit)
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printf(", unit=0x%02x exp=%d", h->unit, h->unit_exponent);
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printf("\n");
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}
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2011-07-30 13:22:44 +00:00
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static const char *
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hid_collection_type(int32_t type)
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{
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static char num[8];
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switch (type) {
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case 0: return ("Physical");
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case 1: return ("Application");
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case 2: return ("Logical");
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case 3: return ("Report");
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case 4: return ("Named_Array");
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case 5: return ("Usage_Switch");
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case 6: return ("Usage_Modifier");
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}
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snprintf(num, sizeof(num), "0x%02x", type);
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return (num);
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}
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2011-09-28 14:52:25 +00:00
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static void
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2000-07-05 17:43:33 +00:00
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dumpitems(report_desc_t r)
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{
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struct hid_data *d;
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struct hid_item h;
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2000-10-17 17:13:38 +00:00
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int size;
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2000-07-05 17:43:33 +00:00
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2011-07-30 13:22:44 +00:00
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for (d = hid_start_parse(r, ~0, -1); hid_get_item(d, &h); ) {
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2000-07-05 17:43:33 +00:00
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switch (h.kind) {
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case hid_collection:
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2011-07-30 13:22:44 +00:00
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printf("Collection type=%s page=%s usage=%s\n",
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hid_collection_type(h.collection),
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2006-11-23 00:20:54 +00:00
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hid_usage_page(HID_PAGE(h.usage)),
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2000-07-05 17:43:33 +00:00
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hid_usage_in_page(h.usage));
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break;
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case hid_endcollection:
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printf("End collection\n");
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break;
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case hid_input:
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dumpitem("Input ", &h);
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break;
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case hid_output:
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dumpitem("Output ", &h);
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break;
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case hid_feature:
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dumpitem("Feature", &h);
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break;
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}
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}
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hid_end_parse(d);
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2011-07-30 13:22:44 +00:00
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size = hid_report_size(r, hid_input, -1);
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2001-04-17 15:00:03 +00:00
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printf("Total input size %d bytes\n", size);
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2000-07-05 17:43:33 +00:00
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2011-07-30 13:22:44 +00:00
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size = hid_report_size(r, hid_output, -1);
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2000-10-17 17:13:38 +00:00
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printf("Total output size %d bytes\n", size);
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2011-07-30 13:22:44 +00:00
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size = hid_report_size(r, hid_feature, -1);
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2000-10-17 17:13:38 +00:00
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printf("Total feature size %d bytes\n", size);
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2000-07-05 17:43:33 +00:00
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}
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2011-09-28 14:52:25 +00:00
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static void
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2000-07-05 17:43:33 +00:00
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prdata(u_char *buf, struct hid_item *h)
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{
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u_int data;
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int i, pos;
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pos = h->pos;
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for (i = 0; i < h->report_count; i++) {
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data = hid_get_data(buf, h);
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2011-07-30 13:22:44 +00:00
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if (i > 0)
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printf(" ");
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2000-07-05 17:43:33 +00:00
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if (h->logical_minimum < 0)
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printf("%d", (int)data);
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else
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printf("%u", data);
|
2006-11-23 00:20:54 +00:00
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if (hexdump)
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printf(" [0x%x]", data);
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2011-07-30 13:22:44 +00:00
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h->pos += h->report_size;
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2000-07-05 17:43:33 +00:00
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}
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2011-07-30 13:22:44 +00:00
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h->pos = pos;
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2000-07-05 17:43:33 +00:00
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}
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2011-09-28 14:52:25 +00:00
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static void
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2000-07-05 17:43:33 +00:00
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dumpdata(int f, report_desc_t rd, int loop)
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{
|
2011-09-28 14:52:25 +00:00
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struct variable *var;
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int dlen, havedata, i, match, r, rid, use_rid;
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2000-07-05 17:43:33 +00:00
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u_char *dbuf;
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2011-09-28 14:52:25 +00:00
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enum hid_kind kind;
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2012-05-16 20:30:20 +00:00
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kind = zflag ? 3 : 0;
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2011-09-28 14:52:25 +00:00
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rid = -1;
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use_rid = !!hid_get_report_id(f);
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do {
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if (kind < 3) {
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if (++rid >= 256) {
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rid = 0;
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kind++;
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}
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if (kind >= 3)
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rid = -1;
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for (var = vars; var; var = var->next) {
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if (rid == var->h.report_ID &&
|
|
|
|
kind == var->h.kind)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (var == NULL)
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
dlen = hid_report_size(rd, kind < 3 ? kind : hid_input, rid);
|
|
|
|
if (dlen <= 0)
|
2000-07-05 17:43:33 +00:00
|
|
|
continue;
|
2011-09-28 14:52:25 +00:00
|
|
|
dbuf = malloc(dlen);
|
|
|
|
memset(dbuf, 0, dlen);
|
|
|
|
if (kind < 3) {
|
|
|
|
dbuf[0] = rid;
|
|
|
|
r = hid_get_report(f, kind, dbuf, dlen);
|
|
|
|
if (r < 0)
|
|
|
|
warn("hid_get_report(rid %d)", rid);
|
|
|
|
havedata = !r && (rid == 0 || dbuf[0] == rid);
|
|
|
|
if (rid != 0)
|
|
|
|
dbuf[0] = rid;
|
|
|
|
} else {
|
|
|
|
r = read(f, dbuf, dlen);
|
|
|
|
if (r < 1)
|
|
|
|
err(1, "read error");
|
|
|
|
havedata = 1;
|
2000-07-05 17:43:33 +00:00
|
|
|
}
|
2011-09-28 14:52:25 +00:00
|
|
|
if (verbose) {
|
|
|
|
printf("Got %s report %d (%d bytes):",
|
|
|
|
kind == hid_output ? "output" :
|
|
|
|
kind == hid_feature ? "feature" : "input",
|
|
|
|
use_rid ? dbuf[0] : 0, dlen);
|
|
|
|
if (havedata) {
|
|
|
|
for (i = 0; i < dlen; i++)
|
|
|
|
printf(" %02x", dbuf[i]);
|
|
|
|
}
|
|
|
|
printf("\n");
|
2000-07-05 17:43:33 +00:00
|
|
|
}
|
2011-09-28 14:52:25 +00:00
|
|
|
match = 0;
|
|
|
|
for (var = vars; var; var = var->next) {
|
|
|
|
if ((kind < 3 ? kind : hid_input) != var->h.kind)
|
|
|
|
continue;
|
|
|
|
if (var->h.report_ID != 0 &&
|
|
|
|
dbuf[0] != var->h.report_ID)
|
2011-07-30 13:22:44 +00:00
|
|
|
continue;
|
2011-09-28 14:52:25 +00:00
|
|
|
match = 1;
|
|
|
|
if (!noname)
|
|
|
|
printf("%s=", var->name);
|
|
|
|
if (havedata)
|
|
|
|
prdata(dbuf, &var->h);
|
|
|
|
printf("\n");
|
|
|
|
}
|
|
|
|
if (match)
|
|
|
|
printf("\n");
|
|
|
|
free(dbuf);
|
|
|
|
} while (loop || kind < 3);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
writedata(int f, report_desc_t rd)
|
|
|
|
{
|
|
|
|
struct variable *var;
|
|
|
|
int dlen, i, r, rid;
|
|
|
|
u_char *dbuf;
|
|
|
|
enum hid_kind kind;
|
|
|
|
|
|
|
|
kind = 0;
|
|
|
|
rid = 0;
|
|
|
|
for (kind = 0; kind < 3; kind ++) {
|
|
|
|
for (rid = 0; rid < 256; rid ++) {
|
|
|
|
for (var = vars; var; var = var->next) {
|
|
|
|
if (rid == var->h.report_ID && kind == var->h.kind)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (var == NULL)
|
|
|
|
continue;
|
|
|
|
dlen = hid_report_size(rd, kind, rid);
|
|
|
|
if (dlen <= 0)
|
|
|
|
continue;
|
|
|
|
dbuf = malloc(dlen);
|
|
|
|
memset(dbuf, 0, dlen);
|
|
|
|
dbuf[0] = rid;
|
|
|
|
if (!zflag && hid_get_report(f, kind, dbuf, dlen) == 0) {
|
|
|
|
if (verbose) {
|
|
|
|
printf("Got %s report %d (%d bytes):",
|
|
|
|
kind == hid_input ? "input" :
|
|
|
|
kind == hid_output ? "output" : "feature",
|
|
|
|
rid, dlen);
|
|
|
|
for (i = 0; i < dlen; i++)
|
|
|
|
printf(" %02x", dbuf[i]);
|
2000-07-05 17:43:33 +00:00
|
|
|
printf("\n");
|
|
|
|
}
|
2011-09-28 14:52:25 +00:00
|
|
|
} else if (!zflag) {
|
|
|
|
warn("hid_get_report(rid %d)", rid);
|
|
|
|
if (verbose) {
|
|
|
|
printf("Can't get %s report %d (%d bytes). "
|
|
|
|
"Will be initialized with zeros.\n",
|
|
|
|
kind == hid_input ? "input" :
|
|
|
|
kind == hid_output ? "output" : "feature",
|
|
|
|
rid, dlen);
|
|
|
|
}
|
2000-07-05 17:43:33 +00:00
|
|
|
}
|
2011-09-28 14:52:25 +00:00
|
|
|
for (var = vars; var; var = var->next) {
|
|
|
|
if (rid != var->h.report_ID || kind != var->h.kind)
|
|
|
|
continue;
|
|
|
|
hid_set_data(dbuf, &var->h, var->val);
|
|
|
|
}
|
|
|
|
if (verbose) {
|
|
|
|
printf("Setting %s report %d (%d bytes):",
|
|
|
|
kind == hid_output ? "output" :
|
|
|
|
kind == hid_feature ? "feature" : "input",
|
|
|
|
rid, dlen);
|
|
|
|
for (i = 0; i < dlen; i++)
|
|
|
|
printf(" %02x", dbuf[i]);
|
2000-07-05 17:43:33 +00:00
|
|
|
printf("\n");
|
2011-09-28 14:52:25 +00:00
|
|
|
}
|
|
|
|
r = hid_set_report(f, kind, dbuf, dlen);
|
|
|
|
if (r != 0)
|
|
|
|
warn("hid_set_report(rid %d)", rid);
|
|
|
|
free(dbuf);
|
|
|
|
}
|
|
|
|
}
|
2000-07-05 17:43:33 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
main(int argc, char **argv)
|
|
|
|
{
|
|
|
|
report_desc_t r;
|
2011-09-28 14:52:25 +00:00
|
|
|
char *table = 0;
|
|
|
|
char devnam[100], *dev = NULL;
|
|
|
|
int f;
|
|
|
|
int all = 0;
|
2000-07-05 17:43:33 +00:00
|
|
|
int ch;
|
|
|
|
int repdump = 0;
|
|
|
|
int loop = 0;
|
|
|
|
|
2011-09-28 14:52:25 +00:00
|
|
|
while ((ch = getopt(argc, argv, "af:lnrt:vwxz")) != -1) {
|
2000-07-05 17:43:33 +00:00
|
|
|
switch(ch) {
|
|
|
|
case 'a':
|
|
|
|
all++;
|
|
|
|
break;
|
|
|
|
case 'f':
|
|
|
|
dev = optarg;
|
|
|
|
break;
|
|
|
|
case 'l':
|
|
|
|
loop ^= 1;
|
|
|
|
break;
|
|
|
|
case 'n':
|
|
|
|
noname++;
|
|
|
|
break;
|
|
|
|
case 'r':
|
|
|
|
repdump++;
|
|
|
|
break;
|
|
|
|
case 't':
|
|
|
|
table = optarg;
|
|
|
|
break;
|
|
|
|
case 'v':
|
|
|
|
verbose++;
|
|
|
|
break;
|
2011-09-28 14:52:25 +00:00
|
|
|
case 'w':
|
|
|
|
wflag = 1;
|
|
|
|
break;
|
2006-11-23 00:20:54 +00:00
|
|
|
case 'x':
|
2006-11-23 05:07:32 +00:00
|
|
|
hexdump = 1;
|
2006-11-23 00:20:54 +00:00
|
|
|
break;
|
2011-09-28 14:52:25 +00:00
|
|
|
case 'z':
|
|
|
|
zflag = 1;
|
|
|
|
break;
|
2000-07-05 17:43:33 +00:00
|
|
|
case '?':
|
|
|
|
default:
|
|
|
|
usage();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
argc -= optind;
|
|
|
|
argv += optind;
|
2011-09-28 14:52:25 +00:00
|
|
|
if (dev == NULL)
|
2000-07-05 17:43:33 +00:00
|
|
|
usage();
|
|
|
|
|
2011-09-28 14:52:25 +00:00
|
|
|
if (argc == 0 && !all && !repdump)
|
2000-07-05 17:43:33 +00:00
|
|
|
usage();
|
|
|
|
|
|
|
|
if (dev[0] != '/') {
|
|
|
|
if (isdigit(dev[0]))
|
2001-12-11 23:25:13 +00:00
|
|
|
snprintf(devnam, sizeof(devnam), "/dev/uhid%s", dev);
|
2000-07-05 17:43:33 +00:00
|
|
|
else
|
2001-12-11 23:25:13 +00:00
|
|
|
snprintf(devnam, sizeof(devnam), "/dev/%s", dev);
|
|
|
|
dev = devnam;
|
2000-07-05 17:43:33 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
hid_init(table);
|
|
|
|
|
|
|
|
f = open(dev, O_RDWR);
|
|
|
|
if (f < 0)
|
|
|
|
err(1, "%s", dev);
|
|
|
|
|
|
|
|
r = hid_get_report_desc(f);
|
2006-11-23 00:20:54 +00:00
|
|
|
if (r == 0)
|
2000-07-05 17:43:33 +00:00
|
|
|
errx(1, "USB_GET_REPORT_DESC");
|
2006-11-23 00:20:54 +00:00
|
|
|
|
2000-07-05 17:43:33 +00:00
|
|
|
if (repdump) {
|
|
|
|
printf("Report descriptor:\n");
|
|
|
|
dumpitems(r);
|
|
|
|
}
|
2011-09-28 14:52:25 +00:00
|
|
|
if (argc != 0 || all) {
|
|
|
|
parceargs(r, all, argc, argv);
|
|
|
|
if (wflag)
|
|
|
|
writedata(f, r);
|
|
|
|
else
|
|
|
|
dumpdata(f, r, loop);
|
|
|
|
}
|
2000-07-05 17:43:33 +00:00
|
|
|
|
|
|
|
hid_dispose_report_desc(r);
|
|
|
|
exit(0);
|
|
|
|
}
|