2 * iwinfo - Wireless Information Library - Madwifi Backend
4 * Copyright (C) 2009 Jo-Philipp Wich <xm@subsignal.org>
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.
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.
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/.
18 * The signal handling code is derived from the official madwifi tools,
19 * wlanconfig.c in particular. The encryption property handling was
20 * inspired by the hostapd madwifi driver.
23 #include "iwinfo_madwifi.h"
24 #include "iwinfo_wext.h"
28 * Madwifi ISO 3166 to Country/Region Code mapping.
31 static struct ISO3166_to_CCode
36 { 0x3030 /* 00 */, 0 }, /* World */
37 { 0x4145 /* AE */, 784 }, /* U.A.E. */
38 { 0x414C /* AL */, 8 }, /* Albania */
39 { 0x414D /* AM */, 51 }, /* Armenia */
40 { 0x4152 /* AR */, 32 }, /* Argentina */
41 { 0x4154 /* AT */, 40 }, /* Austria */
42 { 0x4155 /* AU */, 36 }, /* Australia */
43 { 0x415A /* AZ */, 31 }, /* Azerbaijan */
44 { 0x4245 /* BE */, 56 }, /* Belgium */
45 { 0x4247 /* BG */, 100 }, /* Bulgaria */
46 { 0x4248 /* BH */, 48 }, /* Bahrain */
47 { 0x424E /* BN */, 96 }, /* Brunei Darussalam */
48 { 0x424F /* BO */, 68 }, /* Bolivia */
49 { 0x4252 /* BR */, 76 }, /* Brazil */
50 { 0x4259 /* BY */, 112 }, /* Belarus */
51 { 0x425A /* BZ */, 84 }, /* Belize */
52 { 0x4341 /* CA */, 124 }, /* Canada */
53 { 0x4348 /* CH */, 756 }, /* Switzerland */
54 { 0x434C /* CL */, 152 }, /* Chile */
55 { 0x434E /* CN */, 156 }, /* People's Republic of China */
56 { 0x434F /* CO */, 170 }, /* Colombia */
57 { 0x4352 /* CR */, 188 }, /* Costa Rica */
58 { 0x4359 /* CY */, 196 }, /* Cyprus */
59 { 0x435A /* CZ */, 203 }, /* Czech Republic */
60 { 0x4445 /* DE */, 276 }, /* Germany */
61 { 0x444B /* DK */, 208 }, /* Denmark */
62 { 0x444F /* DO */, 214 }, /* Dominican Republic */
63 { 0x445A /* DZ */, 12 }, /* Algeria */
64 { 0x4543 /* EC */, 218 }, /* Ecuador */
65 { 0x4545 /* EE */, 233 }, /* Estonia */
66 { 0x4547 /* EG */, 818 }, /* Egypt */
67 { 0x4553 /* ES */, 724 }, /* Spain */
68 { 0x4649 /* FI */, 246 }, /* Finland */
69 { 0x464F /* FO */, 234 }, /* Faeroe Islands */
70 { 0x4652 /* FR */, 250 }, /* France */
71 { 0x4652 /* FR */, 255 }, /* France2 */
72 { 0x4742 /* GB */, 826 }, /* United Kingdom */
73 { 0x4745 /* GE */, 268 }, /* Georgia */
74 { 0x4752 /* GR */, 300 }, /* Greece */
75 { 0x4754 /* GT */, 320 }, /* Guatemala */
76 { 0x484B /* HK */, 344 }, /* Hong Kong S.A.R., P.R.C. */
77 { 0x484E /* HN */, 340 }, /* Honduras */
78 { 0x4852 /* HR */, 191 }, /* Croatia */
79 { 0x4855 /* HU */, 348 }, /* Hungary */
80 { 0x4944 /* ID */, 360 }, /* Indonesia */
81 { 0x4945 /* IE */, 372 }, /* Ireland */
82 { 0x494C /* IL */, 376 }, /* Israel */
83 { 0x494E /* IN */, 356 }, /* India */
84 { 0x4951 /* IQ */, 368 }, /* Iraq */
85 { 0x4952 /* IR */, 364 }, /* Iran */
86 { 0x4953 /* IS */, 352 }, /* Iceland */
87 { 0x4954 /* IT */, 380 }, /* Italy */
88 { 0x4A4D /* JM */, 388 }, /* Jamaica */
89 { 0x4A4F /* JO */, 400 }, /* Jordan */
90 { 0x4A50 /* JP */, 392 }, /* Japan */
91 { 0x4A50 /* JP */, 393 }, /* Japan (JP1) */
92 { 0x4A50 /* JP */, 394 }, /* Japan (JP0) */
93 { 0x4A50 /* JP */, 395 }, /* Japan (JP1-1) */
94 { 0x4A50 /* JP */, 396 }, /* Japan (JE1) */
95 { 0x4A50 /* JP */, 397 }, /* Japan (JE2) */
96 { 0x4A50 /* JP */, 399 }, /* Japan (JP6) */
97 { 0x4A50 /* JP */, 900 }, /* Japan */
98 { 0x4A50 /* JP */, 901 }, /* Japan */
99 { 0x4A50 /* JP */, 902 }, /* Japan */
100 { 0x4A50 /* JP */, 903 }, /* Japan */
101 { 0x4A50 /* JP */, 904 }, /* Japan */
102 { 0x4A50 /* JP */, 905 }, /* Japan */
103 { 0x4A50 /* JP */, 906 }, /* Japan */
104 { 0x4A50 /* JP */, 907 }, /* Japan */
105 { 0x4A50 /* JP */, 908 }, /* Japan */
106 { 0x4A50 /* JP */, 909 }, /* Japan */
107 { 0x4A50 /* JP */, 910 }, /* Japan */
108 { 0x4A50 /* JP */, 911 }, /* Japan */
109 { 0x4A50 /* JP */, 912 }, /* Japan */
110 { 0x4A50 /* JP */, 913 }, /* Japan */
111 { 0x4A50 /* JP */, 914 }, /* Japan */
112 { 0x4A50 /* JP */, 915 }, /* Japan */
113 { 0x4A50 /* JP */, 916 }, /* Japan */
114 { 0x4A50 /* JP */, 917 }, /* Japan */
115 { 0x4A50 /* JP */, 918 }, /* Japan */
116 { 0x4A50 /* JP */, 919 }, /* Japan */
117 { 0x4A50 /* JP */, 920 }, /* Japan */
118 { 0x4A50 /* JP */, 921 }, /* Japan */
119 { 0x4A50 /* JP */, 922 }, /* Japan */
120 { 0x4A50 /* JP */, 923 }, /* Japan */
121 { 0x4A50 /* JP */, 924 }, /* Japan */
122 { 0x4A50 /* JP */, 925 }, /* Japan */
123 { 0x4A50 /* JP */, 926 }, /* Japan */
124 { 0x4A50 /* JP */, 927 }, /* Japan */
125 { 0x4A50 /* JP */, 928 }, /* Japan */
126 { 0x4A50 /* JP */, 929 }, /* Japan */
127 { 0x4A50 /* JP */, 930 }, /* Japan */
128 { 0x4A50 /* JP */, 931 }, /* Japan */
129 { 0x4A50 /* JP */, 932 }, /* Japan */
130 { 0x4A50 /* JP */, 933 }, /* Japan */
131 { 0x4A50 /* JP */, 934 }, /* Japan */
132 { 0x4A50 /* JP */, 935 }, /* Japan */
133 { 0x4A50 /* JP */, 936 }, /* Japan */
134 { 0x4A50 /* JP */, 937 }, /* Japan */
135 { 0x4A50 /* JP */, 938 }, /* Japan */
136 { 0x4A50 /* JP */, 939 }, /* Japan */
137 { 0x4A50 /* JP */, 940 }, /* Japan */
138 { 0x4A50 /* JP */, 941 }, /* Japan */
139 { 0x4B45 /* KE */, 404 }, /* Kenya */
140 { 0x4B50 /* KP */, 408 }, /* North Korea */
141 { 0x4B52 /* KR */, 410 }, /* South Korea */
142 { 0x4B52 /* KR */, 411 }, /* South Korea */
143 { 0x4B57 /* KW */, 414 }, /* Kuwait */
144 { 0x4B5A /* KZ */, 398 }, /* Kazakhstan */
145 { 0x4C42 /* LB */, 422 }, /* Lebanon */
146 { 0x4C49 /* LI */, 438 }, /* Liechtenstein */
147 { 0x4C54 /* LT */, 440 }, /* Lithuania */
148 { 0x4C55 /* LU */, 442 }, /* Luxembourg */
149 { 0x4C56 /* LV */, 428 }, /* Latvia */
150 { 0x4C59 /* LY */, 434 }, /* Libya */
151 { 0x4D41 /* MA */, 504 }, /* Morocco */
152 { 0x4D43 /* MC */, 492 }, /* Principality of Monaco */
153 { 0x4D4B /* MK */, 807 }, /* the Former Yugoslav Republic of Macedonia */
154 { 0x4D4F /* MO */, 446 }, /* Macau */
155 { 0x4D58 /* MX */, 484 }, /* Mexico */
156 { 0x4D59 /* MY */, 458 }, /* Malaysia */
157 { 0x4E49 /* NI */, 558 }, /* Nicaragua */
158 { 0x4E4C /* NL */, 528 }, /* Netherlands */
159 { 0x4E4F /* NO */, 578 }, /* Norway */
160 { 0x4E5A /* NZ */, 554 }, /* New Zealand */
161 { 0x4F4D /* OM */, 512 }, /* Oman */
162 { 0x5041 /* PA */, 591 }, /* Panama */
163 { 0x5045 /* PE */, 604 }, /* Peru */
164 { 0x5048 /* PH */, 608 }, /* Republic of the Philippines */
165 { 0x504B /* PK */, 586 }, /* Islamic Republic of Pakistan */
166 { 0x504C /* PL */, 616 }, /* Poland */
167 { 0x5052 /* PR */, 630 }, /* Puerto Rico */
168 { 0x5054 /* PT */, 620 }, /* Portugal */
169 { 0x5059 /* PY */, 600 }, /* Paraguay */
170 { 0x5141 /* QA */, 634 }, /* Qatar */
171 { 0x524F /* RO */, 642 }, /* Romania */
172 { 0x5255 /* RU */, 643 }, /* Russia */
173 { 0x5341 /* SA */, 682 }, /* Saudi Arabia */
174 { 0x5345 /* SE */, 752 }, /* Sweden */
175 { 0x5347 /* SG */, 702 }, /* Singapore */
176 { 0x5349 /* SI */, 705 }, /* Slovenia */
177 { 0x534B /* SK */, 703 }, /* Slovak Republic */
178 { 0x5356 /* SV */, 222 }, /* El Salvador */
179 { 0x5359 /* SY */, 760 }, /* Syria */
180 { 0x5448 /* TH */, 764 }, /* Thailand */
181 { 0x544E /* TN */, 788 }, /* Tunisia */
182 { 0x5452 /* TR */, 792 }, /* Turkey */
183 { 0x5454 /* TT */, 780 }, /* Trinidad y Tobago */
184 { 0x5457 /* TW */, 158 }, /* Taiwan */
185 { 0x5541 /* UA */, 804 }, /* Ukraine */
186 { 0x554B /* UK */, 826 }, /* United Kingdom */
187 { 0x5553 /* US */, 840 }, /* United States */
188 { 0x5553 /* US */, 842 }, /* United States (Public Safety)*/
189 { 0x5559 /* UY */, 858 }, /* Uruguay */
190 { 0x555A /* UZ */, 860 }, /* Uzbekistan */
191 { 0x5645 /* VE */, 862 }, /* Venezuela */
192 { 0x564E /* VN */, 704 }, /* Viet Nam */
193 { 0x5945 /* YE */, 887 }, /* Yemen */
194 { 0x5A41 /* ZA */, 710 }, /* South Africa */
195 { 0x5A57 /* ZW */, 716 }, /* Zimbabwe */
199 static int ioctl_socket = -1;
201 static int madwifi_ioctl(struct iwreq *wrq, const char *ifname, int cmd, void *data, size_t len)
204 if( ioctl_socket == -1 )
206 ioctl_socket = socket(AF_INET, SOCK_DGRAM, 0);
207 fcntl(ioctl_socket, F_SETFD, fcntl(ioctl_socket, F_GETFD) | FD_CLOEXEC);
210 strncpy(wrq->ifr_name, ifname, IFNAMSIZ);
216 memcpy(wrq->u.name, data, len);
220 wrq->u.data.pointer = data;
221 wrq->u.data.length = len;
225 return ioctl(ioctl_socket, cmd, wrq);
228 static int get80211priv(const char *ifname, int op, void *data, size_t len)
232 if( madwifi_ioctl(&iwr, ifname, op, data, len) < 0 )
235 return iwr.u.data.length;
238 static char * madwifi_isvap(const char *ifname, const char *wifiname)
243 static char name[IFNAMSIZ];
245 if( strlen(ifname) <= 9 )
247 sprintf(path, "/proc/sys/net/%s/%%parent", ifname);
249 if( (fd = open(path, O_RDONLY)) > -1 )
251 if( wifiname != NULL )
253 if( read(fd, name, strlen(wifiname)) == strlen(wifiname) )
254 ret = strncmp(name, wifiname, strlen(wifiname))
257 else if( (ln = read(fd, name, IFNAMSIZ)) >= 4 )
270 static int madwifi_iswifi(const char *ifname)
278 if( strlen(ifname) <= 7 )
280 sprintf(path, "/proc/sys/dev/%s/diversity", ifname);
282 if( ! stat(path, &s) )
283 ret = (s.st_mode & S_IFREG);
290 int madwifi_probe(const char *ifname)
292 return ( !!madwifi_isvap(ifname, NULL) || madwifi_iswifi(ifname) );
295 int madwifi_get_mode(const char *ifname, char *buf)
297 return wext_get_mode(ifname, buf);
300 int madwifi_get_ssid(const char *ifname, char *buf)
302 return wext_get_ssid(ifname, buf);
305 int madwifi_get_bssid(const char *ifname, char *buf)
307 return wext_get_bssid(ifname, buf);
310 int madwifi_get_channel(const char *ifname, int *buf)
315 struct ieee80211req_chaninfo chans;
317 if( madwifi_ioctl(&wrq, ifname, SIOCGIWFREQ, NULL, 0) >= 0 )
319 /* Madwifi returns a Hz frequency, get it's freq list to find channel index */
320 freq = (uint16_t)(wrq.u.freq.m / 100000);
322 if( get80211priv(ifname, IEEE80211_IOCTL_GETCHANINFO, &chans, sizeof(chans)) >= 0 )
326 for( i = 0; i < chans.ic_nchans; i++ )
328 if( freq == chans.ic_chans[i].ic_freq )
330 *buf = chans.ic_chans[i].ic_ieee;
342 int madwifi_get_frequency(const char *ifname, int *buf)
346 if( madwifi_ioctl(&wrq, ifname, SIOCGIWFREQ, NULL, 0) >= 0 )
348 *buf = (uint16_t)(wrq.u.freq.m / 100000);
355 int madwifi_get_txpower(const char *ifname, int *buf)
357 return wext_get_txpower(ifname, buf);
360 int madwifi_get_bitrate(const char *ifname, int *buf)
362 unsigned int mode, len, rate, rate_count;
363 uint8_t tmp[24*1024];
366 struct ieee80211req_sta_info *si;
368 if( madwifi_ioctl(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
372 /* Calculate bitrate average from associated stations in ad-hoc mode */
375 rate = rate_count = 0;
377 if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
382 si = (struct ieee80211req_sta_info *) cp;
384 if( si->isi_rssi > 0 )
387 rate += ((si->isi_rates[si->isi_txrate] & IEEE80211_RATE_VAL) / 2);
392 } while (len >= sizeof(struct ieee80211req_sta_info));
395 *buf = (rate == 0 || rate_count == 0) ? 0 : (rate / rate_count) * 1000;
399 /* Return whatever wext tells us ... */
400 return wext_get_bitrate(ifname, buf);
406 int madwifi_get_signal(const char *ifname, int *buf)
408 unsigned int mode, len, rssi, rssi_count;
409 uint8_t tmp[24*1024];
412 struct ieee80211req_sta_info *si;
414 if( madwifi_ioctl(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
418 /* Calculate signal average from associated stations in ap or ad-hoc mode */
421 rssi = rssi_count = 0;
423 if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
428 si = (struct ieee80211req_sta_info *) cp;
430 if( si->isi_rssi > 0 )
433 rssi -= (si->isi_rssi - 95);
438 } while (len >= sizeof(struct ieee80211req_sta_info));
441 *buf = (rssi == 0 || rssi_count == 0) ? 1 : -(rssi / rssi_count);
445 /* Return whatever wext tells us ... */
446 return wext_get_signal(ifname, buf);
452 int madwifi_get_noise(const char *ifname, int *buf)
454 return wext_get_noise(ifname, buf);
457 int madwifi_get_quality(const char *ifname, int *buf)
459 unsigned int mode, len, quality, quality_count;
460 uint8_t tmp[24*1024];
463 struct ieee80211req_sta_info *si;
465 if( madwifi_ioctl(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
469 /* Calculate signal average from associated stations in ad-hoc mode */
472 quality = quality_count = 0;
474 if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
479 si = (struct ieee80211req_sta_info *) cp;
481 if( si->isi_rssi > 0 )
484 quality += si->isi_rssi;
489 } while (len >= sizeof(struct ieee80211req_sta_info));
492 *buf = (quality == 0 || quality_count == 0) ? 0 : (quality / quality_count);
496 /* Return whatever wext tells us ... */
497 return wext_get_quality(ifname, buf);
503 int madwifi_get_quality_max(const char *ifname, int *buf)
505 return wext_get_quality_max(ifname, buf);
508 int madwifi_get_encryption(const char *ifname, char *buf)
510 int ciphers = 0, key_type = 0, key_len = 0;
511 struct iwinfo_crypto_entry *c = (struct iwinfo_crypto_entry *)buf;
513 struct ieee80211req_key wk;
515 memset(&wrq, 0, sizeof(wrq));
516 memset(&wk, 0, sizeof(wk));
517 memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
519 /* Get key information */
520 if( get80211priv(ifname, IEEE80211_IOCTL_GETKEY, &wk, sizeof(wk)) >= 0 )
522 key_type = wk.ik_type;
526 c->auth_algs = (IWINFO_AUTH_OPEN | IWINFO_AUTH_SHARED);
529 /* Get wpa protocol version */
530 wrq.u.mode = IEEE80211_PARAM_WPA;
531 if( madwifi_ioctl(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
532 c->wpa_version = wrq.u.mode;
534 /* Get authentication suites */
535 wrq.u.mode = IEEE80211_PARAM_AUTHMODE;
536 if( madwifi_ioctl(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
539 case IEEE80211_AUTH_8021X:
540 c->auth_suites |= IWINFO_KMGMT_8021x;
543 case IEEE80211_AUTH_WPA:
544 c->auth_suites |= IWINFO_KMGMT_PSK;
548 c->auth_suites |= IWINFO_KMGMT_NONE;
553 /* Get group key length */
554 wrq.u.mode = IEEE80211_PARAM_MCASTKEYLEN;
555 if( madwifi_ioctl(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
556 key_len = wrq.u.mode;
558 /* Get used pairwise ciphers */
559 wrq.u.mode = IEEE80211_PARAM_UCASTCIPHERS;
560 if( madwifi_ioctl(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
562 ciphers = wrq.u.mode;
564 if( ciphers & (1 << IEEE80211_CIPHER_TKIP) )
565 c->pair_ciphers |= IWINFO_CIPHER_TKIP;
567 if( ciphers & (1 << IEEE80211_CIPHER_AES_CCM) )
568 c->pair_ciphers |= IWINFO_CIPHER_CCMP;
570 if( ciphers & (1 << IEEE80211_CIPHER_AES_OCB) )
571 c->pair_ciphers |= IWINFO_CIPHER_AESOCB;
573 if( ciphers & (1 << IEEE80211_CIPHER_CKIP) )
574 c->pair_ciphers |= IWINFO_CIPHER_CKIP;
576 if( ciphers & (1 << IEEE80211_CIPHER_WEP) )
580 c->pair_ciphers |= IWINFO_CIPHER_WEP104;
584 c->pair_ciphers |= IWINFO_CIPHER_WEP40;
592 if( ciphers & (1 << IEEE80211_CIPHER_NONE) )
593 c->pair_ciphers |= IWINFO_CIPHER_NONE;
596 /* Get used group cipher */
597 wrq.u.mode = IEEE80211_PARAM_MCASTCIPHER;
598 if( madwifi_ioctl(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
600 ciphers = wrq.u.mode;
603 case IEEE80211_CIPHER_TKIP:
604 c->group_ciphers |= IWINFO_CIPHER_TKIP;
607 case IEEE80211_CIPHER_AES_CCM:
608 c->group_ciphers |= IWINFO_CIPHER_CCMP;
611 case IEEE80211_CIPHER_AES_OCB:
612 c->group_ciphers |= IWINFO_CIPHER_AESOCB;
615 case IEEE80211_CIPHER_CKIP:
616 c->group_ciphers |= IWINFO_CIPHER_CKIP;
619 case IEEE80211_CIPHER_WEP:
622 c->group_ciphers |= IWINFO_CIPHER_WEP104;
626 c->group_ciphers |= IWINFO_CIPHER_WEP40;
634 case IEEE80211_CIPHER_NONE:
635 c->group_ciphers |= IWINFO_CIPHER_NONE;
643 c->enabled = (c->wpa_version || c->auth_algs) ? 1 : 0;
648 int madwifi_get_assoclist(const char *ifname, char *buf, int *len)
652 uint8_t tmp[24*1024];
653 struct ieee80211req_sta_info *si;
654 struct iwinfo_assoclist_entry entry;
656 if( (tl = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
661 if( madwifi_get_noise(ifname, &noise) )
665 si = (struct ieee80211req_sta_info *) cp;
667 entry.signal = (si->isi_rssi - 95);
669 memcpy(entry.mac, &si->isi_macaddr, 6);
670 memcpy(&buf[bl], &entry, sizeof(struct iwinfo_assoclist_entry));
672 bl += sizeof(struct iwinfo_assoclist_entry);
675 } while (tl >= sizeof(struct ieee80211req_sta_info));
684 int madwifi_get_txpwrlist(const char *ifname, char *buf, int *len)
689 /* A wifiX device? */
690 if( madwifi_iswifi(ifname) )
692 sprintf(cmd, "wlanconfig ath-txpwr create nounit "
693 "wlandev %s wlanmode ap >/dev/null", ifname);
695 if( ! WEXITSTATUS(system(cmd)) )
697 rc = wext_get_txpwrlist("ath-txpwr", buf, len);
698 (void) WEXITSTATUS(system("wlanconfig ath-txpwr destroy"));
702 /* Its an athX ... */
703 else if( !!madwifi_isvap(ifname, NULL) )
705 rc = wext_get_txpwrlist(ifname, buf, len);
711 int madwifi_get_scanlist(const char *ifname, char *buf, int *len)
720 /* We got a wifiX device passed, try to lookup a vap on it */
721 if( madwifi_iswifi(ifname) )
723 if( (proc = opendir("/proc/sys/net/")) != NULL )
725 while( (e = readdir(proc)) != NULL )
727 if( !!madwifi_isvap(e->d_name, ifname) )
729 sprintf(cmd, "ifconfig %s up", e->d_name);
731 if( ! WEXITSTATUS(system(cmd)) )
733 ret = wext_get_scanlist(e->d_name, buf, len);
742 /* Still nothing found, try to create a vap */
745 sprintf(cmd, "wlanconfig ath-scan create nounit "
746 "wlandev %s wlanmode sta >/dev/null", ifname);
748 if( ! WEXITSTATUS(system(cmd)) && ! WEXITSTATUS(system("ifconfig ath-scan up")) )
750 ret = wext_get_scanlist("ath-scan", buf, len);
752 (void) WEXITSTATUS(system("ifconfig ath-scan down"));
753 (void) WEXITSTATUS(system("wlanconfig ath-scan destroy"));
758 /* Got athX device? */
759 else if( !!madwifi_isvap(ifname, NULL) )
761 ret = wext_get_scanlist(ifname, buf, len);
767 int madwifi_get_freqlist(const char *ifname, char *buf, int *len)
772 struct ieee80211req_chaninfo chans;
773 struct iwinfo_freqlist_entry entry;
775 /* A wifiX device? */
776 if( madwifi_iswifi(ifname) )
778 sprintf(cmd, "wlanconfig ath-channels create nounit "
779 "wlandev %s wlanmode ap >/dev/null", ifname);
781 if( ! WEXITSTATUS(system(cmd)) )
783 rc = get80211priv("ath-channels", IEEE80211_IOCTL_GETCHANINFO, &chans, sizeof(chans));
784 (void) WEXITSTATUS(system("wlanconfig ath-channels destroy"));
788 /* Its an athX ... */
789 else if( !!madwifi_isvap(ifname, NULL) )
791 rc = get80211priv(ifname, IEEE80211_IOCTL_GETCHANINFO, &chans, sizeof(chans));
800 for( i = 0; i < chans.ic_nchans; i++ )
802 entry.mhz = chans.ic_chans[i].ic_freq;
803 entry.channel = chans.ic_chans[i].ic_ieee;
805 memcpy(&buf[bl], &entry, sizeof(struct iwinfo_freqlist_entry));
806 bl += sizeof(struct iwinfo_freqlist_entry);
816 int madwifi_get_country(const char *ifname, char *buf)
818 int i, fd, ccode = -1;
820 char *wifi = madwifi_iswifi(ifname)
821 ? (char *)ifname : madwifi_isvap(ifname, NULL);
823 struct ISO3166_to_CCode *e;
827 snprintf(buffer, sizeof(buffer), "/proc/sys/dev/%s/countrycode", wifi);
829 if( (fd = open(buffer, O_RDONLY)) > -1 )
831 memset(buffer, 0, sizeof(buffer));
833 if( read(fd, buffer, sizeof(buffer)-1) > 0 )
834 ccode = atoi(buffer);
840 for( i = 0; i < (sizeof(CountryCodes)/sizeof(CountryCodes[0])); i++ )
842 e = &CountryCodes[i];
844 if( e->ccode == ccode )
846 sprintf(buf, "%c%c", e->iso3166 / 256, e->iso3166 % 256);
854 int madwifi_get_countrylist(const char *ifname, char *buf, int *len)
857 struct ISO3166_to_CCode *e, *p = NULL;
858 struct iwinfo_country_entry *c = (struct iwinfo_country_entry *)buf;
862 for( int i = 0; i < (sizeof(CountryCodes)/sizeof(CountryCodes[0])); i++ )
864 e = &CountryCodes[i];
866 if( !p || (e->iso3166 != p->iso3166) )
868 c->iso3166 = e->iso3166;
869 snprintf(c->ccode, sizeof(c->ccode), "%i", e->ccode);
878 *len = (count * sizeof(struct iwinfo_country_entry));
882 int madwifi_get_mbssid_support(const char *ifname, int *buf)
884 /* We assume that multi bssid is always possible */