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[project/iwinfo.git] / iwinfo_cli.c
1 /*
2 * iwinfo - Wireless Information Library - Command line frontend
3 *
4 * Copyright (C) 2011 Jo-Philipp Wich <xm@subsignal.org>
5 *
6 * The iwinfo library is free software: you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.
9 *
10 * The iwinfo library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 * See the GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with the iwinfo library. If not, see http://www.gnu.org/licenses/.
17 */
18
19 #include <stdio.h>
20 #include <glob.h>
21
22 #include "iwinfo.h"
23
24
25 static char * format_bssid(unsigned char *mac)
26 {
27 static char buf[18];
28
29 snprintf(buf, sizeof(buf), "%02X:%02X:%02X:%02X:%02X:%02X",
30 mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
31
32 return buf;
33 }
34
35 static char * format_ssid(char *ssid)
36 {
37 static char buf[IWINFO_ESSID_MAX_SIZE+3];
38
39 if (ssid && ssid[0])
40 snprintf(buf, sizeof(buf), "\"%s\"", ssid);
41 else
42 snprintf(buf, sizeof(buf), "unknown");
43
44 return buf;
45 }
46
47 static char * format_channel(int ch)
48 {
49 static char buf[8];
50
51 if (ch <= 0)
52 snprintf(buf, sizeof(buf), "unknown");
53 else
54 snprintf(buf, sizeof(buf), "%d", ch);
55
56 return buf;
57 }
58
59 static char * format_frequency(int freq)
60 {
61 static char buf[10];
62
63 if (freq <= 0)
64 snprintf(buf, sizeof(buf), "unknown");
65 else
66 snprintf(buf, sizeof(buf), "%.3f GHz", ((float)freq / 1000.0));
67
68 return buf;
69 }
70
71 static char * format_txpower(int pwr)
72 {
73 static char buf[10];
74
75 if (pwr < 0)
76 snprintf(buf, sizeof(buf), "unknown");
77 else
78 snprintf(buf, sizeof(buf), "%d dBm", pwr);
79
80 return buf;
81 }
82
83 static char * format_quality(int qual)
84 {
85 static char buf[8];
86
87 if (qual < 0)
88 snprintf(buf, sizeof(buf), "unknown");
89 else
90 snprintf(buf, sizeof(buf), "%d", qual);
91
92 return buf;
93 }
94
95 static char * format_quality_max(int qmax)
96 {
97 static char buf[8];
98
99 if (qmax < 0)
100 snprintf(buf, sizeof(buf), "unknown");
101 else
102 snprintf(buf, sizeof(buf), "%d", qmax);
103
104 return buf;
105 }
106
107 static char * format_signal(int sig)
108 {
109 static char buf[10];
110
111 if (!sig)
112 snprintf(buf, sizeof(buf), "unknown");
113 else
114 snprintf(buf, sizeof(buf), "%d dBm", sig);
115
116 return buf;
117 }
118
119 static char * format_noise(int noise)
120 {
121 static char buf[10];
122
123 if (!noise)
124 snprintf(buf, sizeof(buf), "unknown");
125 else
126 snprintf(buf, sizeof(buf), "%d dBm", noise);
127
128 return buf;
129 }
130
131 static char * format_rate(int rate)
132 {
133 static char buf[18];
134
135 if (rate <= 0)
136 snprintf(buf, sizeof(buf), "unknown");
137 else
138 snprintf(buf, sizeof(buf), "%d.%d MBit/s",
139 rate / 1000, (rate % 1000) / 100);
140
141 return buf;
142 }
143
144 static char * format_enc_ciphers(int ciphers)
145 {
146 static char str[128] = { 0 };
147 char *pos = str;
148
149 if (ciphers & IWINFO_CIPHER_WEP40)
150 pos += sprintf(pos, "WEP-40, ");
151
152 if (ciphers & IWINFO_CIPHER_WEP104)
153 pos += sprintf(pos, "WEP-104, ");
154
155 if (ciphers & IWINFO_CIPHER_TKIP)
156 pos += sprintf(pos, "TKIP, ");
157
158 if (ciphers & IWINFO_CIPHER_CCMP)
159 pos += sprintf(pos, "CCMP, ");
160
161 if (ciphers & IWINFO_CIPHER_WRAP)
162 pos += sprintf(pos, "WRAP, ");
163
164 if (ciphers & IWINFO_CIPHER_AESOCB)
165 pos += sprintf(pos, "AES-OCB, ");
166
167 if (ciphers & IWINFO_CIPHER_CKIP)
168 pos += sprintf(pos, "CKIP, ");
169
170 if (!ciphers || (ciphers & IWINFO_CIPHER_NONE))
171 pos += sprintf(pos, "NONE, ");
172
173 *(pos - 2) = 0;
174
175 return str;
176 }
177
178 static char * format_enc_suites(int suites)
179 {
180 static char str[64] = { 0 };
181 char *pos = str;
182
183 if (suites & IWINFO_KMGMT_PSK)
184 pos += sprintf(pos, "PSK/");
185
186 if (suites & IWINFO_KMGMT_8021x)
187 pos += sprintf(pos, "802.1X/");
188
189 if (suites & IWINFO_KMGMT_SAE)
190 pos += sprintf(pos, "SAE/");
191
192 if (suites & IWINFO_KMGMT_OWE)
193 pos += sprintf(pos, "OWE/");
194
195 if (!suites || (suites & IWINFO_KMGMT_NONE))
196 pos += sprintf(pos, "NONE/");
197
198 *(pos - 1) = 0;
199
200 return str;
201 }
202
203 static char * format_encryption(struct iwinfo_crypto_entry *c)
204 {
205 static char buf[512];
206 char *pos = buf;
207 int i, n;
208
209 if (!c)
210 {
211 snprintf(buf, sizeof(buf), "unknown");
212 }
213 else if (c->enabled)
214 {
215 /* WEP */
216 if (c->auth_algs && !c->wpa_version)
217 {
218 if ((c->auth_algs & IWINFO_AUTH_OPEN) &&
219 (c->auth_algs & IWINFO_AUTH_SHARED))
220 {
221 snprintf(buf, sizeof(buf), "WEP Open/Shared (%s)",
222 format_enc_ciphers(c->pair_ciphers));
223 }
224 else if (c->auth_algs & IWINFO_AUTH_OPEN)
225 {
226 snprintf(buf, sizeof(buf), "WEP Open System (%s)",
227 format_enc_ciphers(c->pair_ciphers));
228 }
229 else if (c->auth_algs & IWINFO_AUTH_SHARED)
230 {
231 snprintf(buf, sizeof(buf), "WEP Shared Auth (%s)",
232 format_enc_ciphers(c->pair_ciphers));
233 }
234 }
235
236 /* WPA */
237 else if (c->wpa_version)
238 {
239 for (i = 0, n = 0; i < 3; i++)
240 if (c->wpa_version & (1 << i))
241 n++;
242
243 if (n > 1)
244 pos += sprintf(pos, "mixed ");
245
246 for (i = 0; i < 3; i++)
247 if (c->wpa_version & (1 << i))
248 if (i)
249 pos += sprintf(pos, "WPA%d/", i + 1);
250 else
251 pos += sprintf(pos, "WPA/");
252
253 pos--;
254
255 sprintf(pos, " %s (%s)",
256 format_enc_suites(c->auth_suites),
257 format_enc_ciphers(c->pair_ciphers | c->group_ciphers));
258 }
259 else
260 {
261 snprintf(buf, sizeof(buf), "none");
262 }
263 }
264 else
265 {
266 snprintf(buf, sizeof(buf), "none");
267 }
268
269 return buf;
270 }
271
272 static char * format_hwmodes(int modes)
273 {
274 static char buf[15];
275
276 if (modes <= 0)
277 snprintf(buf, sizeof(buf), "unknown");
278 else
279 snprintf(buf, sizeof(buf), "802.11%s%s%s%s%s%s",
280 (modes & IWINFO_80211_A) ? "a" : "",
281 (modes & IWINFO_80211_B) ? "b" : "",
282 (modes & IWINFO_80211_G) ? "g" : "",
283 (modes & IWINFO_80211_N) ? "n" : "",
284 (modes & IWINFO_80211_AC) ? "ac" : "",
285 (modes & IWINFO_80211_AD) ? "ad" : "");
286
287 return buf;
288 }
289
290 static char * format_assocrate(struct iwinfo_rate_entry *r)
291 {
292 static char buf[80];
293 char *p = buf;
294 int l = sizeof(buf);
295
296 if (r->rate <= 0)
297 {
298 snprintf(buf, sizeof(buf), "unknown");
299 }
300 else
301 {
302 p += snprintf(p, l, "%s", format_rate(r->rate));
303 l = sizeof(buf) - (p - buf);
304
305 if (r->is_ht)
306 {
307 p += snprintf(p, l, ", MCS %d, %dMHz", r->mcs, r->mhz);
308 l = sizeof(buf) - (p - buf);
309 }
310 else if (r->is_vht)
311 {
312 p += snprintf(p, l, ", VHT-MCS %d, %dMHz", r->mcs, r->mhz);
313 l = sizeof(buf) - (p - buf);
314
315 if (r->nss)
316 {
317 p += snprintf(p, l, ", VHT-NSS %d", r->nss);
318 l = sizeof(buf) - (p - buf);
319 }
320 }
321 }
322
323 return buf;
324 }
325
326 static const char* format_chan_width(uint16_t width)
327 {
328 switch (width) {
329 case 20: return "20 MHz";
330 case 2040: return "40 MHz and upper or 20 MHz with intolerant bit";
331 case 40: return "40 MHz or lower";
332 case 80: return "80 MHz";
333 case 8080: return "80+80 MHz";
334 case 160: return "160 MHz";
335 }
336
337 return "unknown";
338 }
339
340
341 static const char * print_type(const struct iwinfo_ops *iw, const char *ifname)
342 {
343 const char *type = iwinfo_type(ifname);
344 return type ? type : "unknown";
345 }
346
347 static char * print_hardware_id(const struct iwinfo_ops *iw, const char *ifname)
348 {
349 static char buf[20];
350 struct iwinfo_hardware_id ids;
351
352 if (!iw->hardware_id(ifname, (char *)&ids))
353 {
354 snprintf(buf, sizeof(buf), "%04X:%04X %04X:%04X",
355 ids.vendor_id, ids.device_id,
356 ids.subsystem_vendor_id, ids.subsystem_device_id);
357 }
358 else
359 {
360 snprintf(buf, sizeof(buf), "unknown");
361 }
362
363 return buf;
364 }
365
366 static char * print_hardware_name(const struct iwinfo_ops *iw, const char *ifname)
367 {
368 static char buf[128];
369
370 if (iw->hardware_name(ifname, buf))
371 snprintf(buf, sizeof(buf), "unknown");
372
373 return buf;
374 }
375
376 static char * print_txpower_offset(const struct iwinfo_ops *iw, const char *ifname)
377 {
378 int off;
379 static char buf[12];
380
381 if (iw->txpower_offset(ifname, &off))
382 snprintf(buf, sizeof(buf), "unknown");
383 else if (off != 0)
384 snprintf(buf, sizeof(buf), "%d dB", off);
385 else
386 snprintf(buf, sizeof(buf), "none");
387
388 return buf;
389 }
390
391 static char * print_frequency_offset(const struct iwinfo_ops *iw, const char *ifname)
392 {
393 int off;
394 static char buf[12];
395
396 if (iw->frequency_offset(ifname, &off))
397 snprintf(buf, sizeof(buf), "unknown");
398 else if (off != 0)
399 snprintf(buf, sizeof(buf), "%.3f GHz", ((float)off / 1000.0));
400 else
401 snprintf(buf, sizeof(buf), "none");
402
403 return buf;
404 }
405
406 static char * print_ssid(const struct iwinfo_ops *iw, const char *ifname)
407 {
408 char buf[IWINFO_ESSID_MAX_SIZE+1] = { 0 };
409
410 if (iw->ssid(ifname, buf))
411 memset(buf, 0, sizeof(buf));
412
413 return format_ssid(buf);
414 }
415
416 static char * print_bssid(const struct iwinfo_ops *iw, const char *ifname)
417 {
418 static char buf[18] = { 0 };
419
420 if (iw->bssid(ifname, buf))
421 snprintf(buf, sizeof(buf), "00:00:00:00:00:00");
422
423 return buf;
424 }
425
426 static char * print_mode(const struct iwinfo_ops *iw, const char *ifname)
427 {
428 int mode;
429 static char buf[128];
430
431 if (iw->mode(ifname, &mode))
432 mode = IWINFO_OPMODE_UNKNOWN;
433
434 snprintf(buf, sizeof(buf), "%s", IWINFO_OPMODE_NAMES[mode]);
435
436 return buf;
437 }
438
439 static char * print_channel(const struct iwinfo_ops *iw, const char *ifname)
440 {
441 int ch;
442 if (iw->channel(ifname, &ch))
443 ch = -1;
444
445 return format_channel(ch);
446 }
447
448 static char * print_frequency(const struct iwinfo_ops *iw, const char *ifname)
449 {
450 int freq;
451 if (iw->frequency(ifname, &freq))
452 freq = -1;
453
454 return format_frequency(freq);
455 }
456
457 static char * print_txpower(const struct iwinfo_ops *iw, const char *ifname)
458 {
459 int pwr, off;
460 if (iw->txpower_offset(ifname, &off))
461 off = 0;
462
463 if (iw->txpower(ifname, &pwr))
464 pwr = -1;
465 else
466 pwr += off;
467
468 return format_txpower(pwr);
469 }
470
471 static char * print_quality(const struct iwinfo_ops *iw, const char *ifname)
472 {
473 int qual;
474 if (iw->quality(ifname, &qual))
475 qual = -1;
476
477 return format_quality(qual);
478 }
479
480 static char * print_quality_max(const struct iwinfo_ops *iw, const char *ifname)
481 {
482 int qmax;
483 if (iw->quality_max(ifname, &qmax))
484 qmax = -1;
485
486 return format_quality_max(qmax);
487 }
488
489 static char * print_signal(const struct iwinfo_ops *iw, const char *ifname)
490 {
491 int sig;
492 if (iw->signal(ifname, &sig))
493 sig = 0;
494
495 return format_signal(sig);
496 }
497
498 static char * print_noise(const struct iwinfo_ops *iw, const char *ifname)
499 {
500 int noise;
501 if (iw->noise(ifname, &noise))
502 noise = 0;
503
504 return format_noise(noise);
505 }
506
507 static char * print_rate(const struct iwinfo_ops *iw, const char *ifname)
508 {
509 int rate;
510 if (iw->bitrate(ifname, &rate))
511 rate = -1;
512
513 return format_rate(rate);
514 }
515
516 static char * print_encryption(const struct iwinfo_ops *iw, const char *ifname)
517 {
518 struct iwinfo_crypto_entry c = { 0 };
519 if (iw->encryption(ifname, (char *)&c))
520 return format_encryption(NULL);
521
522 return format_encryption(&c);
523 }
524
525 static char * print_hwmodes(const struct iwinfo_ops *iw, const char *ifname)
526 {
527 int modes;
528 if (iw->hwmodelist(ifname, &modes))
529 modes = -1;
530
531 return format_hwmodes(modes);
532 }
533
534 static char * print_mbssid_supp(const struct iwinfo_ops *iw, const char *ifname)
535 {
536 int supp;
537 static char buf[4];
538
539 if (iw->mbssid_support(ifname, &supp))
540 snprintf(buf, sizeof(buf), "no");
541 else
542 snprintf(buf, sizeof(buf), "%s", supp ? "yes" : "no");
543
544 return buf;
545 }
546
547 static char * print_phyname(const struct iwinfo_ops *iw, const char *ifname)
548 {
549 static char buf[32];
550
551 if (!iw->phyname(ifname, buf))
552 return buf;
553
554 return "?";
555 }
556
557
558 static void print_info(const struct iwinfo_ops *iw, const char *ifname)
559 {
560 printf("%-9s ESSID: %s\n",
561 ifname,
562 print_ssid(iw, ifname));
563 printf(" Access Point: %s\n",
564 print_bssid(iw, ifname));
565 printf(" Mode: %s Channel: %s (%s)\n",
566 print_mode(iw, ifname),
567 print_channel(iw, ifname),
568 print_frequency(iw, ifname));
569 printf(" Tx-Power: %s Link Quality: %s/%s\n",
570 print_txpower(iw, ifname),
571 print_quality(iw, ifname),
572 print_quality_max(iw, ifname));
573 printf(" Signal: %s Noise: %s\n",
574 print_signal(iw, ifname),
575 print_noise(iw, ifname));
576 printf(" Bit Rate: %s\n",
577 print_rate(iw, ifname));
578 printf(" Encryption: %s\n",
579 print_encryption(iw, ifname));
580 printf(" Type: %s HW Mode(s): %s\n",
581 print_type(iw, ifname),
582 print_hwmodes(iw, ifname));
583 printf(" Hardware: %s [%s]\n",
584 print_hardware_id(iw, ifname),
585 print_hardware_name(iw, ifname));
586 printf(" TX power offset: %s\n",
587 print_txpower_offset(iw, ifname));
588 printf(" Frequency offset: %s\n",
589 print_frequency_offset(iw, ifname));
590 printf(" Supports VAPs: %s PHY name: %s\n",
591 print_mbssid_supp(iw, ifname),
592 print_phyname(iw, ifname));
593 }
594
595
596 static void print_scanlist(const struct iwinfo_ops *iw, const char *ifname)
597 {
598 int i, x, len;
599 char buf[IWINFO_BUFSIZE];
600 struct iwinfo_scanlist_entry *e;
601
602 if (iw->scanlist(ifname, buf, &len))
603 {
604 printf("Scanning not possible\n\n");
605 return;
606 }
607 else if (len <= 0)
608 {
609 printf("No scan results\n\n");
610 return;
611 }
612
613 for (i = 0, x = 1; i < len; i += sizeof(struct iwinfo_scanlist_entry), x++)
614 {
615 e = (struct iwinfo_scanlist_entry *) &buf[i];
616
617 printf("Cell %02d - Address: %s\n",
618 x,
619 format_bssid(e->mac));
620 printf(" ESSID: %s\n",
621 format_ssid(e->ssid));
622 printf(" Mode: %s Channel: %s\n",
623 IWINFO_OPMODE_NAMES[e->mode],
624 format_channel(e->channel));
625 printf(" Signal: %s Quality: %s/%s\n",
626 format_signal(e->signal - 0x100),
627 format_quality(e->quality),
628 format_quality_max(e->quality_max));
629 printf(" Encryption: %s\n",
630 format_encryption(&e->crypto));
631 printf(" HT Operation:\n");
632 printf(" Primary Channel: %d\n",
633 e->ht_chan_info.primary_chan);
634 printf(" Secondary Channel Offset: %s\n",
635 ht_secondary_offset[e->ht_chan_info.secondary_chan_off]);
636 printf(" Channel Width: %s\n",
637 format_chan_width(e->ht_chan_info.chan_width));
638
639 if (e->vht_chan_info.center_chan_1) {
640 printf(" VHT Operation:\n");
641 printf(" Channel Width: %s\n",
642 format_chan_width(e->vht_chan_info.chan_width));
643 printf(" Center Frequency 1: %d\n",
644 e->vht_chan_info.center_chan_1);
645 printf(" Center Frequency 2: %d\n",
646 e->vht_chan_info.center_chan_2);
647 }
648
649 printf("\n");
650 }
651 }
652
653
654 static void print_txpwrlist(const struct iwinfo_ops *iw, const char *ifname)
655 {
656 int len, pwr, off, i;
657 char buf[IWINFO_BUFSIZE];
658 struct iwinfo_txpwrlist_entry *e;
659
660 if (iw->txpwrlist(ifname, buf, &len) || len <= 0)
661 {
662 printf("No TX power information available\n");
663 return;
664 }
665
666 if (iw->txpower(ifname, &pwr))
667 pwr = -1;
668
669 if (iw->txpower_offset(ifname, &off))
670 off = 0;
671
672 for (i = 0; i < len; i += sizeof(struct iwinfo_txpwrlist_entry))
673 {
674 e = (struct iwinfo_txpwrlist_entry *) &buf[i];
675
676 printf("%s%3d dBm (%4d mW)\n",
677 (pwr == e->dbm) ? "*" : " ",
678 e->dbm + off,
679 iwinfo_dbm2mw(e->dbm + off));
680 }
681 }
682
683
684 static void print_freqlist(const struct iwinfo_ops *iw, const char *ifname)
685 {
686 int i, len, ch;
687 char buf[IWINFO_BUFSIZE];
688 struct iwinfo_freqlist_entry *e;
689
690 if (iw->freqlist(ifname, buf, &len) || len <= 0)
691 {
692 printf("No frequency information available\n");
693 return;
694 }
695
696 if (iw->channel(ifname, &ch))
697 ch = -1;
698
699 for (i = 0; i < len; i += sizeof(struct iwinfo_freqlist_entry))
700 {
701 e = (struct iwinfo_freqlist_entry *) &buf[i];
702
703 printf("%s %s (Channel %s)%s\n",
704 (ch == e->channel) ? "*" : " ",
705 format_frequency(e->mhz),
706 format_channel(e->channel),
707 e->restricted ? " [restricted]" : "");
708 }
709 }
710
711
712 static void print_assoclist(const struct iwinfo_ops *iw, const char *ifname)
713 {
714 int i, len;
715 char buf[IWINFO_BUFSIZE];
716 struct iwinfo_assoclist_entry *e;
717
718 if (iw->assoclist(ifname, buf, &len))
719 {
720 printf("No information available\n");
721 return;
722 }
723 else if (len <= 0)
724 {
725 printf("No station connected\n");
726 return;
727 }
728
729 for (i = 0; i < len; i += sizeof(struct iwinfo_assoclist_entry))
730 {
731 e = (struct iwinfo_assoclist_entry *) &buf[i];
732
733 printf("%s %s / %s (SNR %d) %d ms ago\n",
734 format_bssid(e->mac),
735 format_signal(e->signal),
736 format_noise(e->noise),
737 (e->signal - e->noise),
738 e->inactive);
739
740 printf(" RX: %-38s %8d Pkts.\n",
741 format_assocrate(&e->rx_rate),
742 e->rx_packets
743 );
744
745 printf(" TX: %-38s %8d Pkts.\n",
746 format_assocrate(&e->tx_rate),
747 e->tx_packets
748 );
749
750 printf(" expected throughput: %s\n\n",
751 format_rate(e->thr));
752 }
753 }
754
755
756 static char * lookup_country(char *buf, int len, int iso3166)
757 {
758 int i;
759 struct iwinfo_country_entry *c;
760
761 for (i = 0; i < len; i += sizeof(struct iwinfo_country_entry))
762 {
763 c = (struct iwinfo_country_entry *) &buf[i];
764
765 if (c->iso3166 == iso3166)
766 return c->ccode;
767 }
768
769 return NULL;
770 }
771
772 static void print_countrylist(const struct iwinfo_ops *iw, const char *ifname)
773 {
774 int len;
775 char buf[IWINFO_BUFSIZE];
776 char *ccode;
777 char curcode[3];
778 const struct iwinfo_iso3166_label *l;
779
780 if (iw->countrylist(ifname, buf, &len))
781 {
782 printf("No country code information available\n");
783 return;
784 }
785
786 if (iw->country(ifname, curcode))
787 memset(curcode, 0, sizeof(curcode));
788
789 for (l = IWINFO_ISO3166_NAMES; l->iso3166; l++)
790 {
791 if ((ccode = lookup_country(buf, len, l->iso3166)) != NULL)
792 {
793 printf("%s %4s %c%c\n",
794 strncmp(ccode, curcode, 2) ? " " : "*",
795 ccode, (l->iso3166 / 256), (l->iso3166 % 256));
796 }
797 }
798 }
799
800 static void print_htmodelist(const struct iwinfo_ops *iw, const char *ifname)
801 {
802 int i, htmodes = 0;
803
804 if (iw->htmodelist(ifname, &htmodes))
805 {
806 printf("No HT mode information available\n");
807 return;
808 }
809
810 for (i = 0; i < ARRAY_SIZE(IWINFO_HTMODE_NAMES); i++)
811 if (htmodes & (1 << i))
812 printf("%s ", IWINFO_HTMODE_NAMES[i]);
813
814 printf("\n");
815 }
816
817 static void lookup_phy(const struct iwinfo_ops *iw, const char *section)
818 {
819 char buf[IWINFO_BUFSIZE];
820
821 if (!iw->lookup_phy)
822 {
823 fprintf(stderr, "Not supported\n");
824 return;
825 }
826
827 if (iw->lookup_phy(section, buf))
828 {
829 fprintf(stderr, "Phy not found\n");
830 return;
831 }
832
833 printf("%s\n", buf);
834 }
835
836
837 int main(int argc, char **argv)
838 {
839 int i, rv = 0;
840 char *p;
841 const struct iwinfo_ops *iw;
842 glob_t globbuf;
843
844 if (argc > 1 && argc < 3)
845 {
846 fprintf(stderr,
847 "Usage:\n"
848 " iwinfo <device> info\n"
849 " iwinfo <device> scan\n"
850 " iwinfo <device> txpowerlist\n"
851 " iwinfo <device> freqlist\n"
852 " iwinfo <device> assoclist\n"
853 " iwinfo <device> countrylist\n"
854 " iwinfo <device> htmodelist\n"
855 " iwinfo <backend> phyname <section>\n"
856 );
857
858 return 1;
859 }
860
861 if (argc == 1)
862 {
863 glob("/sys/class/net/*", 0, NULL, &globbuf);
864
865 for (i = 0; i < globbuf.gl_pathc; i++)
866 {
867 p = strrchr(globbuf.gl_pathv[i], '/');
868
869 if (!p)
870 continue;
871
872 iw = iwinfo_backend(++p);
873
874 if (!iw)
875 continue;
876
877 print_info(iw, p);
878 printf("\n");
879 }
880
881 globfree(&globbuf);
882 return 0;
883 }
884
885 if (argc > 3)
886 {
887 iw = iwinfo_backend_by_name(argv[1]);
888
889 if (!iw)
890 {
891 fprintf(stderr, "No such wireless backend: %s\n", argv[1]);
892 rv = 1;
893 }
894 else
895 {
896 switch (argv[2][0])
897 {
898 case 'p':
899 lookup_phy(iw, argv[3]);
900 break;
901
902 default:
903 fprintf(stderr, "Unknown command: %s\n", argv[2]);
904 rv = 1;
905 }
906 }
907 }
908 else
909 {
910 iw = iwinfo_backend(argv[1]);
911
912 if (!iw)
913 {
914 fprintf(stderr, "No such wireless device: %s\n", argv[1]);
915 rv = 1;
916 }
917 else
918 {
919 for (i = 2; i < argc; i++)
920 {
921 switch(argv[i][0])
922 {
923 case 'i':
924 print_info(iw, argv[1]);
925 break;
926
927 case 's':
928 print_scanlist(iw, argv[1]);
929 break;
930
931 case 't':
932 print_txpwrlist(iw, argv[1]);
933 break;
934
935 case 'f':
936 print_freqlist(iw, argv[1]);
937 break;
938
939 case 'a':
940 print_assoclist(iw, argv[1]);
941 break;
942
943 case 'c':
944 print_countrylist(iw, argv[1]);
945 break;
946
947 case 'h':
948 print_htmodelist(iw, argv[1]);
949 break;
950
951 default:
952 fprintf(stderr, "Unknown command: %s\n", argv[i]);
953 rv = 1;
954 }
955 }
956 }
957 }
958
959 iwinfo_finish();
960
961 return rv;
962 }
Library for accessing wireless device drivers