/*      $NetBSD: iwictl.c,v 1.8 2007/12/15 19:44:55 perry Exp $ */

/*-
* Copyright (c) 2004, 2005
*      Damien Bergamini <[email protected]>. 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 1.8 2007/12/15 19:44:55 perry 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 SIOCGRADIO      _IOWR('i', 139, struct ifreq)
#define SIOCGTABLE0     _IOWR('i', 140, struct ifreq)

static void usage(void) __dead;
static int do_req(const char *, unsigned long, void *);
static void get_radio_state(const char *);
static void get_statistics(const char *);

int
main(int argc, char **argv)
{
       int ch;
       char *iface = NULL;
       int noflag = 1, rflag = 0;

       setprogname(argv[0]);
       if (argc > 1 && argv[1][0] != '-') {
               iface = argv[1];
               optind++;
       }

       while ((ch = getopt(argc, argv, "i:r")) != -1) {
               if (ch != 'i')
                       noflag = 0;

               switch (ch) {
               case 'i':
                       iface = optarg;
                       break;

               case 'r':
                       rflag = 1;
                       break;

               default:
                       usage();
               }
       }

       if (iface == NULL)
               usage();

       if (rflag)
               get_radio_state(iface);

       if (noflag)
               get_statistics(iface);

       return EX_OK;
}

static void
usage(void)
{
       (void)fprintf(stderr, "Usage:  %s [-i] iface\n"
           "\t%s [-i] iface -r\n", 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
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]);
}

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