wlantest/wlantest.c

   1 /*
   2  * wlantest - IEEE 802.11 protocol monitoring and testing tool
   3  * Copyright (c) 2010, Jouni Malinen <j@w1.fi>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * Alternatively, this software may be distributed under the terms of BSD
  10  * license.
  11  *
  12  * See README and COPYING for more details.
  13  */
  14
  15 #include "utils/includes.h"
  16
  17 #include "utils/common.h"
  18 #include "utils/eloop.h"
  19 #include "wlantest.h"
  20
  21
  22 extern int wpa_debug_level;
  23
  24
  25 static void wlantest_terminate(int sig, void *signal_ctx)
  26 {
  27         eloop_terminate();
  28 }
  29
  30
  31 static void usage(void)
  32 {
  33         printf("wlantest [-ddhqq] [-i<ifname>] [-r<pcap file>]\n");
  34 }
  35
  36
  37 int main(int argc, char *argv[])
  38 {
  39         int c;
  40         const char *read_file = NULL;
  41         const char *ifname = NULL;
  42         struct wlantest wt;
  43
  44         wpa_debug_level = MSG_INFO;
  45
  46         if (os_program_init())
  47                 return -1;
  48
  49         os_memset(&wt, 0, sizeof(wt));
  50         wt.monitor_sock = -1;
  51
  52         for (;;) {
  53                 c = getopt(argc, argv, "dhi:r:q");
  54                 if (c < 0)
  55                         break;
  56                 switch (c) {
  57                 case 'd':
  58                         if (wpa_debug_level > 0)
  59                                 wpa_debug_level--;
  60                         break;
  61                 case 'h':
  62                         usage();
  63                         return 0;
  64                 case 'i':
  65                         ifname = optarg;
  66                         break;
  67                 case 'q':
  68                         wpa_debug_level++;
  69                         break;
  70                 case 'r':
  71                         read_file = optarg;
  72                         break;
  73                 default:
  74                         usage();
  75                         return -1;
  76                 }
  77         }
  78
  79         if (ifname == NULL && read_file == NULL) {
  80                 usage();
  81                 return 0;
  82         }
  83
  84         if (eloop_init())
  85                 return -1;
  86
  87         if (read_file && read_cap_file(&wt, read_file) < 0)
  88                 return -1;
  89
  90         if (ifname && monitor_init(&wt, ifname) < 0)
  91                 return -1;
  92
  93         eloop_register_signal_terminate(wlantest_terminate, &wt);
  94
  95         eloop_run();
  96
  97         wpa_printf(MSG_INFO, "Processed: rx_mgmt=%u rx_ctrl=%u rx_data=%u "
  98                    "fcs_error=%u",
  99                    wt.rx_mgmt, wt.rx_ctrl, wt.rx_data, wt.fcs_error);
 100
 101         if (ifname)
 102                 monitor_deinit(&wt);
 103
 104         eloop_destroy();
 105         os_program_deinit();
 106
 107         return 0;
 108 }