NetBSD/usr.sbin/usbdevs/usbdevs.c

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/* $NetBSD: usbdevs.c,v 1.10 1999/06/30 06:23:28 augustss Exp $ */
1998-07-13 00:32:30 +04:00
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (augustss@netbsd.org).
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*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <fcntl.h>
#include <unistd.h>
#include <err.h>
#include <errno.h>
#include <dev/usb/usb.h>
#define USBDEV "/dev/usb"
int verbose;
void usage __P((void));
void usbdev __P((int f, int a, int rec));
void usbdump __P((int f));
void dumpone __P((char *name, int f, int addr));
int main __P((int, char **));
extern char *__progname;
void
usage()
{
fprintf(stderr, "Usage: %s [-a addr] [-f dev] [-v]\n", __progname);
exit(1);
}
char done[USB_MAX_DEVICES];
int indent;
void
usbdev(f, a, rec)
int f;
int a;
int rec;
{
struct usb_device_info di;
int e, p;
di.addr = a;
e = ioctl(f, USB_DEVICEINFO, &di);
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if (e) {
if (errno != ENXIO)
printf("addr %d: I/O error\n", a);
return;
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}
printf("addr %d: ", a);
done[a] = 1;
if (verbose) {
if (di.lowspeed)
printf("low speed, ");
if (di.power)
printf("power %d mA, ", di.power);
else
printf("self powered, ");
if (di.config)
printf("config %d, ", di.config);
else
printf("unconfigured, ");
}
if (verbose) {
printf("%s(0x%04x), %s(0x%04x), rev %s",
di.product, di.productNo,
di.vendor, di.vendorNo, di.release);
} else
printf("%s, %s", di.product, di.vendor);
printf("\n");
if (!rec)
return;
for (p = 0; p < di.nports; p++) {
int s = di.ports[p];
if (s >= USB_MAX_DEVICES) {
if (verbose) {
printf("%*sport %d %s\n", indent+1, "", p+1,
s == USB_PORT_ENABLED ? "enabled" :
s == USB_PORT_SUSPENDED ? "suspended" :
s == USB_PORT_POWERED ? "powered" :
s == USB_PORT_DISABLED ? "disabled" :
"???");
}
continue;
}
indent++;
printf("%*s", indent, "");
if (verbose)
printf("port %d ", p+1);
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if (s == 0)
printf("addr 0 should never happen!\n");
else
usbdev(f, s, 1);
indent--;
}
}
void
usbdump(f)
int f;
{
int a;
for (a = 1; a < USB_MAX_DEVICES; a++) {
if (!done[a])
usbdev(f, a, 1);
}
}
void
dumpone(name, f, addr)
char *name;
int f;
int addr;
{
if (verbose)
printf("Controller %s:\n", name);
indent = 0;
memset(done, 0, sizeof done);
if (addr)
usbdev(f, addr, 0);
else
usbdump(f);
}
int
main(argc, argv)
int argc;
char **argv;
{
int ch, i, f;
char buf[50];
extern int optind;
extern char *optarg;
char *dev = 0;
int addr = 0;
int ncont;
while ((ch = getopt(argc, argv, "a:f:v")) != -1) {
switch(ch) {
case 'a':
addr = atoi(optarg);
break;
case 'f':
dev = optarg;
break;
case 'v':
verbose = 1;
break;
case '?':
default:
usage();
}
}
argc -= optind;
argv += optind;
if (dev == 0) {
for (ncont = 0, i = 0; i < 10; i++) {
sprintf(buf, "%s%d", USBDEV, i);
f = open(buf, O_RDONLY);
if (f >= 0) {
ncont++;
dumpone(buf, f, addr);
close(f);
} else {
if (errno == EACCES)
warn("%s", buf);
}
}
if (verbose && ncont == 0)
printf("%s: no USB controllers found\n", __progname);
} else {
f = open(dev, O_RDONLY);
if (f >= 0)
dumpone(dev, f, addr);
else
err(1, "%s", dev);
}
exit(0);
}