1 /*-
2 * Copyright (c) 2002-2007 Sam Leffler, Errno Consulting
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification.
11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13 * redistribution must be conditioned upon including a substantially
14 * similar Disclaimer requirement for further binary redistribution.
15 *
16 * NO WARRANTY
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTABILITY
20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27 * THE POSSIBILITY OF SUCH DAMAGES.
28 *
29 * $FreeBSD: src/tools/tools/net80211/wlanstats/main.c,v 1.6 2009/02/05 22:17:10 sam Exp $
30 */
31
32 /*
33 * wlanstats [-i interface]
34 * (default interface is wlan0).
35 */
36
37 #include <sys/types.h>
38 #include <sys/socket.h>
39 #include <net/ethernet.h>
40 #include <netproto/802_11/_ieee80211.h>
41
42 #include <stdlib.h>
43 #include <stdio.h>
44 #include <signal.h>
45 #include <unistd.h>
46 #include <err.h>
47 #include <strings.h>
48
49 #include "wlanstats.h"
50
51 static struct {
52 const char *tag;
53 const char *fmt;
54 } tags[] = {
55 { "default",
56 "input,rx_mgmt,output,rx_badkeyid,scan_active,scan_bg,bmiss,rssi,noise,rate"
57 },
58 { "ampdu",
59 "input,output,ampdu_reorder,ampdu_oor,rx_dup,ampdu_flush,ampdu_move,"
60 "ampdu_drop,ampdu_bar,ampdu_baroow,ampdu_barmove,rssi,rate"
61 },
62 };
63
64 static const char *
getfmt(const char * tag)65 getfmt(const char *tag)
66 {
67 #define N(a) (sizeof(a)/sizeof(a[0]))
68 int i;
69 for (i = 0; i < N(tags); i++)
70 if (strcasecmp(tags[i].tag, tag) == 0)
71 return tags[i].fmt;
72 return tag;
73 #undef N
74 }
75
76 static int signalled;
77
78 static void
catchalarm(int signo __unused)79 catchalarm(int signo __unused)
80 {
81 signalled = 1;
82 }
83
84 #if 0
85 static void
86 print_sta_stats(FILE *fd, const u_int8_t macaddr[IEEE80211_ADDR_LEN])
87 {
88 #define STAT(x,fmt) \
89 if (ns->ns_##x) { fprintf(fd, "%s" #x " " fmt, sep, ns->ns_##x); sep = " "; }
90 struct ieee80211req ireq;
91 struct ieee80211req_sta_stats stats;
92 const struct ieee80211_nodestats *ns = &stats.is_stats;
93 const char *sep;
94
95 (void) memset(&ireq, 0, sizeof(ireq));
96 (void) strncpy(ireq.i_name, ifr.ifr_name, sizeof(ireq.i_name));
97 ireq.i_type = IEEE80211_IOC_STA_STATS;
98 ireq.i_data = &stats;
99 ireq.i_len = sizeof(stats);
100 memcpy(stats.is_u.macaddr, macaddr, IEEE80211_ADDR_LEN);
101 if (ioctl(s, SIOCG80211, &ireq) < 0)
102 err(1, "unable to get station stats for %s",
103 ether_ntoa((const struct ether_addr*) macaddr));
104
105 fprintf(fd, "%s:\n", ether_ntoa((const struct ether_addr*) macaddr));
106
107 sep = "\t";
108 STAT(rx_data, "%u");
109 STAT(rx_mgmt, "%u");
110 STAT(rx_ctrl, "%u");
111 STAT(rx_beacons, "%u");
112 STAT(rx_proberesp, "%u");
113 STAT(rx_ucast, "%u");
114 STAT(rx_mcast, "%u");
115 STAT(rx_bytes, "%llu");
116 STAT(rx_dup, "%u");
117 STAT(rx_noprivacy, "%u");
118 STAT(rx_wepfail, "%u");
119 STAT(rx_demicfail, "%u");
120 STAT(rx_decap, "%u");
121 STAT(rx_defrag, "%u");
122 STAT(rx_disassoc, "%u");
123 STAT(rx_deauth, "%u");
124 STAT(rx_decryptcrc, "%u");
125 STAT(rx_unauth, "%u");
126 STAT(rx_unencrypted, "%u");
127 fprintf(fd, "\n");
128
129 sep = "\t";
130 STAT(tx_data, "%u");
131 STAT(tx_mgmt, "%u");
132 STAT(tx_probereq, "%u");
133 STAT(tx_ucast, "%u");
134 STAT(tx_mcast, "%u");
135 STAT(tx_bytes, "%llu");
136 STAT(tx_novlantag, "%u");
137 STAT(tx_vlanmismatch, "%u");
138 fprintf(fd, "\n");
139
140 sep = "\t";
141 STAT(tx_assoc, "%u");
142 STAT(tx_assoc_fail, "%u");
143 STAT(tx_auth, "%u");
144 STAT(tx_auth_fail, "%u");
145 STAT(tx_deauth, "%u");
146 STAT(tx_deauth_code, "%llu");
147 STAT(tx_disassoc, "%u");
148 STAT(tx_disassoc_code, "%u");
149 fprintf(fd, "\n");
150
151 #undef STAT
152 }
153 #endif
154
155 int
main(int argc,char * argv[])156 main(int argc, char *argv[])
157 {
158 struct wlanstatfoo *wf;
159 struct ether_addr *ea;
160 const uint8_t *mac = NULL;
161 const char *ifname;
162 int allnodes = 0;
163 int c, mode;
164
165 ifname = getenv("WLAN");
166 if (ifname == NULL)
167 ifname = "wlan0";
168 wf = wlanstats_new(ifname, getfmt("default"));
169 while ((c = getopt(argc, argv, "ai:lm:o:")) != -1) {
170 switch (c) {
171 case 'a':
172 allnodes++;
173 break;
174 case 'i':
175 wf->setifname(wf, optarg);
176 break;
177 case 'l':
178 wf->print_fields(wf, stdout);
179 return 0;
180 case 'm':
181 ea = ether_aton(optarg);
182 if (!ea)
183 errx(1, "%s: invalid ethernet address", optarg);
184 mac = ea->octet;
185 break;
186 case 'o':
187 wf->setfmt(wf, getfmt(optarg));
188 break;
189 default:
190 errx(-1, "usage: %s [-a] [-i ifname] [-l] [-o fmt] [interval]\n", argv[0]);
191 /*NOTREACHED*/
192 }
193 }
194 argc -= optind;
195 argv += optind;
196
197 mode = wf->getopmode(wf);
198 wf->setstamac(wf, mac);
199
200 if (argc > 0) {
201 u_long interval = strtoul(argv[0], NULL, 0);
202 int line, omask;
203
204 if (interval < 1)
205 interval = 1;
206 signal(SIGALRM, catchalarm);
207 signalled = 0;
208 alarm(interval);
209 banner:
210 wf->print_header(wf, stdout);
211 line = 0;
212 loop:
213 if (line != 0) {
214 wf->collect_cur(wf);
215 wf->print_current(wf, stdout);
216 wf->update_tot(wf);
217 } else {
218 wf->collect_tot(wf);
219 wf->print_total(wf, stdout);
220 }
221 fflush(stdout);
222 omask = sigblock(sigmask(SIGALRM));
223 if (!signalled)
224 sigpause(0);
225 sigsetmask(omask);
226 signalled = 0;
227 alarm(interval);
228 line++;
229 /* refresh every display in case sta roams */
230 if (mac == NULL && mode == IEEE80211_M_STA)
231 wf->setstamac(wf, NULL);
232 if (line == 21) /* XXX tty line count */
233 goto banner;
234 else
235 goto loop;
236 /*NOTREACHED*/
237 #if 0
238 } else if (allnodes) {
239 struct ieee80211req_sta_info *si;
240 union {
241 struct ieee80211req_sta_req req;
242 uint8_t buf[24*1024];
243 } u;
244 uint8_t *cp;
245 struct ieee80211req ireq;
246 int len;
247
248 /*
249 * Retrieve station/neighbor table and print stats for each.
250 */
251 (void) memset(&ireq, 0, sizeof(ireq));
252 (void) strncpy(ireq.i_name, ifr.ifr_name, sizeof(ireq.i_name));
253 ireq.i_type = IEEE80211_IOC_STA_INFO;
254 memset(&u.req.macaddr, 0xff, sizeof(u.req.macaddr));
255 ireq.i_data = &u;
256 ireq.i_len = sizeof(u);
257 if (ioctl(s, SIOCG80211, &ireq) < 0)
258 err(1, "unable to get station information");
259 len = ireq.i_len;
260 if (len >= sizeof(struct ieee80211req_sta_info)) {
261 cp = u.req.info;
262 do {
263 si = (struct ieee80211req_sta_info *) cp;
264 if (si->isi_len < sizeof(*si))
265 break;
266 print_sta_stats(stdout, si->isi_macaddr);
267 cp += si->isi_len, len -= si->isi_len;
268 } while (len >= sizeof(struct ieee80211req_sta_info));
269 }
270 #endif
271 } else {
272 wf->collect_tot(wf);
273 wf->print_verbose(wf, stdout);
274 }
275 return 0;
276 }
277