NetBSD/usr.sbin/iwictl/iwictl.c

311 lines
8.6 KiB
C

/* $NetBSD: iwictl.c,v 1.3 2005/04/03 17:21:29 christos Exp $ */
/*-
* Copyright (c) 2004, 2005
* Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
*
* 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 unmodified, 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 <sys/cdefs.h>
__RCSID("$NetBSD: iwictl.c,v 1.3 2005/04/03 17:21:29 christos Exp $");
#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <net/if.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
#include <unistd.h>
#define SIOCSLOADFW _IOW('i', 137, struct ifreq)
#define SIOCSKILLFW _IOW('i', 138, struct ifreq)
#define SIOCGRADIO _IOWR('i', 139, struct ifreq)
#define SIOCGTABLE0 _IOWR('i', 140, struct ifreq)
struct firmware {
void *boot;
int boot_size;
void *ucode;
int ucode_size;
void *main;
int main_size;
};
struct header {
u_int32_t version;
u_int32_t mode;
} __attribute__((__packed__));
static void usage(void) __attribute__((__noreturn__));
static int do_req(const char *, unsigned long, void *);
static void mmap_file(const char *, void **, size_t *);
static void load_firmware(const char *, const char *, const char *);
static void kill_firmware(const char *);
static void get_radio_state(const char *);
static void get_statistics(const char *);
int
main(int argc, char **argv)
{
int ch;
char *iface = NULL, *path = NULL;
const char *mode = "bss";
int noflag = 1, kflag = 0, rflag = 0;
setprogname(argv[0]);
if (argc > 1 && argv[1][0] != '-') {
iface = argv[1];
optind++;
}
while ((ch = getopt(argc, argv, "d:i:km:r")) != -1) {
if (ch != 'i')
noflag = 0;
switch (ch) {
case 'd':
path = optarg;
break;
case 'i':
iface = optarg;
break;
case 'k':
kflag = 1;
break;
case 'm':
mode = optarg;
break;
case 'r':
rflag = 1;
break;
default:
usage();
}
}
if (iface == NULL)
usage();
if (kflag && (path != NULL || rflag))
usage();
if (kflag)
kill_firmware(iface);
if (path != NULL)
load_firmware(iface, path, mode);
if (rflag)
get_radio_state(iface);
if (noflag)
get_statistics(iface);
return EX_OK;
}
static void
usage(void)
{
(void)fprintf(stderr, "Usage: %s iface\n"
"\t%s iface -d path [-m bss|ibss]\n"
"\t%s iface -k\n"
"\t%s iface -r\n", getprogname(), getprogname(), getprogname(),
getprogname());
exit(EX_USAGE);
}
static int
do_req(const char *iface, unsigned long req, void *data)
{
int s;
struct ifreq ifr;
int error, serrno;
if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
err(EX_OSERR, "Can't create socket");
(void)memset(&ifr, 0, sizeof(ifr));
(void)strncpy(ifr.ifr_name, iface, sizeof(ifr.ifr_name));
ifr.ifr_data = data;
error = ioctl(s, req, &ifr);
serrno = errno;
(void)close(s);
errno = serrno;
return error;
}
static void
mmap_file(const char *filename, void **addr, size_t *len)
{
int fd;
struct stat st;
if ((fd = open(filename, O_RDONLY)) == -1)
err(EX_OSERR, "%s", filename);
if (fstat(fd, &st) == -1)
err(EX_OSERR, "Unable to stat %s", filename);
*len = (size_t)st.st_size;
*addr = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, fd, (off_t)0);
if (*addr == MAP_FAILED)
err(EX_OSERR, "Can't map %s into memory", filename);
*(char **)addr += sizeof(struct header);
*len -= sizeof(struct header);
(void)close(fd);
}
static void
load_firmware(const char *iface, const char *path, const char *mode)
{
char filename[FILENAME_MAX];
struct firmware fw;
(void)snprintf(filename, sizeof(filename), "%s/iwi-boot.fw", path);
mmap_file(filename, &fw.boot, &fw.boot_size);
(void)snprintf(filename, sizeof(filename), "%s/iwi-ucode-%s.fw", path,
mode);
mmap_file(filename, &fw.ucode, &fw.ucode_size);
(void)snprintf(filename, sizeof(filename), "%s/iwi-%s.fw", path, mode);
mmap_file(filename, &fw.main, &fw.main_size);
if (do_req(iface, SIOCSLOADFW, &fw) == -1)
err(EX_OSERR, "Can't load firmware to driver");
}
static void
kill_firmware(const char *iface)
{
if (do_req(iface, SIOCSKILLFW, NULL) == -1)
err(EX_OSERR, "Can't kill firmware");
}
static void
get_radio_state(const char *iface)
{
int radio;
if (do_req(iface, SIOCGRADIO, &radio) == -1)
err(EX_OSERR, "Can't read radio");
(void)printf("Radio is %s\n", radio ? "ON" : "OFF");
}
struct statistic {
int index;
const char *desc;
};
static const struct statistic tbl[] = {
{ 1, "Current transmission rate" },
{ 2, "Fragmentation threshold" },
{ 3, "RTS threshold" },
{ 4, "Number of frames submitted for transfer" },
{ 5, "Number of frames transmitted" },
{ 6, "Number of unicast frames transmitted" },
{ 7, "Number of unicast 802.11b frames transmitted at 1Mb/s" },
{ 8, "Number of unicast 802.11b frames transmitted at 2Mb/s" },
{ 9, "Number of unicast 802.11b frames transmitted at 5.5Mb/s" },
{ 10, "Number of unicast 802.11b frames transmitted at 11Mb/s" },
{ 19, "Number of unicast 802.11g frames transmitted at 1Mb/s" },
{ 20, "Number of unicast 802.11g frames transmitted at 2Mb/s" },
{ 21, "Number of unicast 802.11g frames transmitted at 5.5Mb/s" },
{ 22, "Number of unicast 802.11g frames transmitted at 6Mb/s" },
{ 23, "Number of unicast 802.11g frames transmitted at 9Mb/s" },
{ 24, "Number of unicast 802.11g frames transmitted at 11Mb/s" },
{ 25, "Number of unicast 802.11g frames transmitted at 12Mb/s" },
{ 26, "Number of unicast 802.11g frames transmitted at 18Mb/s" },
{ 27, "Number of unicast 802.11g frames transmitted at 24Mb/s" },
{ 28, "Number of unicast 802.11g frames transmitted at 36Mb/s" },
{ 29, "Number of unicast 802.11g frames transmitted at 48Mb/s" },
{ 30, "Number of unicast 802.11g frames transmitted at 54Mb/s" },
{ 31, "Number of multicast frames transmitted" },
{ 32, "Number of multicast 802.11b frames transmitted at 1Mb/s" },
{ 33, "Number of multicast 802.11b frames transmitted at 2Mb/s" },
{ 34, "Number of multicast 802.11b frames transmitted at 5.5Mb/s" },
{ 35, "Number of multicast 802.11b frames transmitted at 11Mb/s" },
{ 44, "Number of multicast 802.11g frames transmitted at 1Mb/s" },
{ 45, "Number of multicast 802.11g frames transmitted at 2Mb/s" },
{ 46, "Number of multicast 802.11g frames transmitted at 5.5Mb/s" },
{ 47, "Number of multicast 802.11g frames transmitted at 6Mb/s" },
{ 48, "Number of multicast 802.11g frames transmitted at 9Mb/s" },
{ 49, "Number of multicast 802.11g frames transmitted at 11Mb/s" },
{ 50, "Number of multicast 802.11g frames transmitted at 12Mb/s" },
{ 51, "Number of multicast 802.11g frames transmitted at 18Mb/s" },
{ 52, "Number of multicast 802.11g frames transmitted at 24Mb/s" },
{ 53, "Number of multicast 802.11g frames transmitted at 36Mb/s" },
{ 54, "Number of multicast 802.11g frames transmitted at 48Mb/s" },
{ 55, "Number of multicast 802.11g frames transmitted at 54Mb/s" },
{ 56, "Number of transmission retries" },
{ 57, "Number of transmission failures" },
{ 58, "Number of frames with a bad CRC received" },
{ 61, "Number of full scans" },
{ 62, "Number of partial scans" },
{ 64, "Number of bytes transmitted" },
{ 65, "Current RSSI" },
{ 66, "Number of beacons received" },
{ 67, "Number of beacons missed" },
{ 0, NULL }
};
static void
get_statistics(const char *iface)
{
static u_int32_t stats[256];
const struct statistic *st;
if (do_req(iface, SIOCGTABLE0, stats) == -1)
err(EX_OSERR, "Can't read statistics");
for (st = tbl; st->index != 0; st++)
(void)printf("%-60s[%u]\n", st->desc, stats[st->index]);
}