--- /dev/null
+/*
+ * iwinfo - Wireless Information Library - Madwifi Backend
+ *
+ * Copyright (C) 2009-2010 Jo-Philipp Wich <xm@subsignal.org>
+ *
+ * The iwinfo library is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * The iwinfo library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with the iwinfo library. If not, see http://www.gnu.org/licenses/.
+ *
+ * The signal handling code is derived from the official madwifi tools,
+ * wlanconfig.c in particular. The encryption property handling was
+ * inspired by the hostapd madwifi driver.
+ */
+
+#include "iwinfo/madwifi.h"
+#include "iwinfo/wext.h"
+
+
+/*
+ * Madwifi ISO 3166 to Country/Region Code mapping.
+ */
+
+static struct ISO3166_to_CCode
+{
+ u_int16_t iso3166;
+ u_int16_t ccode;
+} CountryCodes[] = {
+ { 0x3030 /* 00 */, 0 }, /* World */
+ { 0x4145 /* AE */, 784 }, /* U.A.E. */
+ { 0x414C /* AL */, 8 }, /* Albania */
+ { 0x414D /* AM */, 51 }, /* Armenia */
+ { 0x4152 /* AR */, 32 }, /* Argentina */
+ { 0x4154 /* AT */, 40 }, /* Austria */
+ { 0x4155 /* AU */, 36 }, /* Australia */
+ { 0x415A /* AZ */, 31 }, /* Azerbaijan */
+ { 0x4245 /* BE */, 56 }, /* Belgium */
+ { 0x4247 /* BG */, 100 }, /* Bulgaria */
+ { 0x4248 /* BH */, 48 }, /* Bahrain */
+ { 0x424E /* BN */, 96 }, /* Brunei Darussalam */
+ { 0x424F /* BO */, 68 }, /* Bolivia */
+ { 0x4252 /* BR */, 76 }, /* Brazil */
+ { 0x4259 /* BY */, 112 }, /* Belarus */
+ { 0x425A /* BZ */, 84 }, /* Belize */
+ { 0x4341 /* CA */, 124 }, /* Canada */
+ { 0x4348 /* CH */, 756 }, /* Switzerland */
+ { 0x434C /* CL */, 152 }, /* Chile */
+ { 0x434E /* CN */, 156 }, /* People's Republic of China */
+ { 0x434F /* CO */, 170 }, /* Colombia */
+ { 0x4352 /* CR */, 188 }, /* Costa Rica */
+ { 0x4359 /* CY */, 196 }, /* Cyprus */
+ { 0x435A /* CZ */, 203 }, /* Czech Republic */
+ { 0x4445 /* DE */, 276 }, /* Germany */
+ { 0x444B /* DK */, 208 }, /* Denmark */
+ { 0x444F /* DO */, 214 }, /* Dominican Republic */
+ { 0x445A /* DZ */, 12 }, /* Algeria */
+ { 0x4543 /* EC */, 218 }, /* Ecuador */
+ { 0x4545 /* EE */, 233 }, /* Estonia */
+ { 0x4547 /* EG */, 818 }, /* Egypt */
+ { 0x4553 /* ES */, 724 }, /* Spain */
+ { 0x4649 /* FI */, 246 }, /* Finland */
+ { 0x464F /* FO */, 234 }, /* Faeroe Islands */
+ { 0x4652 /* FR */, 250 }, /* France */
+ { 0x4652 /* FR */, 255 }, /* France2 */
+ { 0x4742 /* GB */, 826 }, /* United Kingdom */
+ { 0x4745 /* GE */, 268 }, /* Georgia */
+ { 0x4752 /* GR */, 300 }, /* Greece */
+ { 0x4754 /* GT */, 320 }, /* Guatemala */
+ { 0x484B /* HK */, 344 }, /* Hong Kong S.A.R., P.R.C. */
+ { 0x484E /* HN */, 340 }, /* Honduras */
+ { 0x4852 /* HR */, 191 }, /* Croatia */
+ { 0x4855 /* HU */, 348 }, /* Hungary */
+ { 0x4944 /* ID */, 360 }, /* Indonesia */
+ { 0x4945 /* IE */, 372 }, /* Ireland */
+ { 0x494C /* IL */, 376 }, /* Israel */
+ { 0x494E /* IN */, 356 }, /* India */
+ { 0x4951 /* IQ */, 368 }, /* Iraq */
+ { 0x4952 /* IR */, 364 }, /* Iran */
+ { 0x4953 /* IS */, 352 }, /* Iceland */
+ { 0x4954 /* IT */, 380 }, /* Italy */
+ { 0x4A4D /* JM */, 388 }, /* Jamaica */
+ { 0x4A4F /* JO */, 400 }, /* Jordan */
+ { 0x4A50 /* JP */, 392 }, /* Japan */
+ { 0x4A50 /* JP */, 393 }, /* Japan (JP1) */
+ { 0x4A50 /* JP */, 394 }, /* Japan (JP0) */
+ { 0x4A50 /* JP */, 395 }, /* Japan (JP1-1) */
+ { 0x4A50 /* JP */, 396 }, /* Japan (JE1) */
+ { 0x4A50 /* JP */, 397 }, /* Japan (JE2) */
+ { 0x4A50 /* JP */, 399 }, /* Japan (JP6) */
+ { 0x4A50 /* JP */, 900 }, /* Japan */
+ { 0x4A50 /* JP */, 901 }, /* Japan */
+ { 0x4A50 /* JP */, 902 }, /* Japan */
+ { 0x4A50 /* JP */, 903 }, /* Japan */
+ { 0x4A50 /* JP */, 904 }, /* Japan */
+ { 0x4A50 /* JP */, 905 }, /* Japan */
+ { 0x4A50 /* JP */, 906 }, /* Japan */
+ { 0x4A50 /* JP */, 907 }, /* Japan */
+ { 0x4A50 /* JP */, 908 }, /* Japan */
+ { 0x4A50 /* JP */, 909 }, /* Japan */
+ { 0x4A50 /* JP */, 910 }, /* Japan */
+ { 0x4A50 /* JP */, 911 }, /* Japan */
+ { 0x4A50 /* JP */, 912 }, /* Japan */
+ { 0x4A50 /* JP */, 913 }, /* Japan */
+ { 0x4A50 /* JP */, 914 }, /* Japan */
+ { 0x4A50 /* JP */, 915 }, /* Japan */
+ { 0x4A50 /* JP */, 916 }, /* Japan */
+ { 0x4A50 /* JP */, 917 }, /* Japan */
+ { 0x4A50 /* JP */, 918 }, /* Japan */
+ { 0x4A50 /* JP */, 919 }, /* Japan */
+ { 0x4A50 /* JP */, 920 }, /* Japan */
+ { 0x4A50 /* JP */, 921 }, /* Japan */
+ { 0x4A50 /* JP */, 922 }, /* Japan */
+ { 0x4A50 /* JP */, 923 }, /* Japan */
+ { 0x4A50 /* JP */, 924 }, /* Japan */
+ { 0x4A50 /* JP */, 925 }, /* Japan */
+ { 0x4A50 /* JP */, 926 }, /* Japan */
+ { 0x4A50 /* JP */, 927 }, /* Japan */
+ { 0x4A50 /* JP */, 928 }, /* Japan */
+ { 0x4A50 /* JP */, 929 }, /* Japan */
+ { 0x4A50 /* JP */, 930 }, /* Japan */
+ { 0x4A50 /* JP */, 931 }, /* Japan */
+ { 0x4A50 /* JP */, 932 }, /* Japan */
+ { 0x4A50 /* JP */, 933 }, /* Japan */
+ { 0x4A50 /* JP */, 934 }, /* Japan */
+ { 0x4A50 /* JP */, 935 }, /* Japan */
+ { 0x4A50 /* JP */, 936 }, /* Japan */
+ { 0x4A50 /* JP */, 937 }, /* Japan */
+ { 0x4A50 /* JP */, 938 }, /* Japan */
+ { 0x4A50 /* JP */, 939 }, /* Japan */
+ { 0x4A50 /* JP */, 940 }, /* Japan */
+ { 0x4A50 /* JP */, 941 }, /* Japan */
+ { 0x4B45 /* KE */, 404 }, /* Kenya */
+ { 0x4B50 /* KP */, 408 }, /* North Korea */
+ { 0x4B52 /* KR */, 410 }, /* South Korea */
+ { 0x4B52 /* KR */, 411 }, /* South Korea */
+ { 0x4B57 /* KW */, 414 }, /* Kuwait */
+ { 0x4B5A /* KZ */, 398 }, /* Kazakhstan */
+ { 0x4C42 /* LB */, 422 }, /* Lebanon */
+ { 0x4C49 /* LI */, 438 }, /* Liechtenstein */
+ { 0x4C54 /* LT */, 440 }, /* Lithuania */
+ { 0x4C55 /* LU */, 442 }, /* Luxembourg */
+ { 0x4C56 /* LV */, 428 }, /* Latvia */
+ { 0x4C59 /* LY */, 434 }, /* Libya */
+ { 0x4D41 /* MA */, 504 }, /* Morocco */
+ { 0x4D43 /* MC */, 492 }, /* Principality of Monaco */
+ { 0x4D4B /* MK */, 807 }, /* the Former Yugoslav Republic of Macedonia */
+ { 0x4D4F /* MO */, 446 }, /* Macau */
+ { 0x4D58 /* MX */, 484 }, /* Mexico */
+ { 0x4D59 /* MY */, 458 }, /* Malaysia */
+ { 0x4E49 /* NI */, 558 }, /* Nicaragua */
+ { 0x4E4C /* NL */, 528 }, /* Netherlands */
+ { 0x4E4F /* NO */, 578 }, /* Norway */
+ { 0x4E5A /* NZ */, 554 }, /* New Zealand */
+ { 0x4F4D /* OM */, 512 }, /* Oman */
+ { 0x5041 /* PA */, 591 }, /* Panama */
+ { 0x5045 /* PE */, 604 }, /* Peru */
+ { 0x5048 /* PH */, 608 }, /* Republic of the Philippines */
+ { 0x504B /* PK */, 586 }, /* Islamic Republic of Pakistan */
+ { 0x504C /* PL */, 616 }, /* Poland */
+ { 0x5052 /* PR */, 630 }, /* Puerto Rico */
+ { 0x5054 /* PT */, 620 }, /* Portugal */
+ { 0x5059 /* PY */, 600 }, /* Paraguay */
+ { 0x5141 /* QA */, 634 }, /* Qatar */
+ { 0x524F /* RO */, 642 }, /* Romania */
+ { 0x5255 /* RU */, 643 }, /* Russia */
+ { 0x5341 /* SA */, 682 }, /* Saudi Arabia */
+ { 0x5345 /* SE */, 752 }, /* Sweden */
+ { 0x5347 /* SG */, 702 }, /* Singapore */
+ { 0x5349 /* SI */, 705 }, /* Slovenia */
+ { 0x534B /* SK */, 703 }, /* Slovak Republic */
+ { 0x5356 /* SV */, 222 }, /* El Salvador */
+ { 0x5359 /* SY */, 760 }, /* Syria */
+ { 0x5448 /* TH */, 764 }, /* Thailand */
+ { 0x544E /* TN */, 788 }, /* Tunisia */
+ { 0x5452 /* TR */, 792 }, /* Turkey */
+ { 0x5454 /* TT */, 780 }, /* Trinidad y Tobago */
+ { 0x5457 /* TW */, 158 }, /* Taiwan */
+ { 0x5541 /* UA */, 804 }, /* Ukraine */
+ { 0x554B /* UK */, 826 }, /* United Kingdom */
+ { 0x5553 /* US */, 840 }, /* United States */
+ { 0x5553 /* US */, 842 }, /* United States (Public Safety)*/
+ { 0x5559 /* UY */, 858 }, /* Uruguay */
+ { 0x555A /* UZ */, 860 }, /* Uzbekistan */
+ { 0x5645 /* VE */, 862 }, /* Venezuela */
+ { 0x564E /* VN */, 704 }, /* Viet Nam */
+ { 0x5945 /* YE */, 887 }, /* Yemen */
+ { 0x5A41 /* ZA */, 710 }, /* South Africa */
+ { 0x5A57 /* ZW */, 716 }, /* Zimbabwe */
+};
+
+
+static int madwifi_wrq(struct iwreq *wrq, const char *ifname, int cmd, void *data, size_t len)
+{
+ strncpy(wrq->ifr_name, ifname, IFNAMSIZ);
+
+ if( data != NULL )
+ {
+ if( len < IFNAMSIZ )
+ {
+ memcpy(wrq->u.name, data, len);
+ }
+ else
+ {
+ wrq->u.data.pointer = data;
+ wrq->u.data.length = len;
+ }
+ }
+
+ return iwinfo_ioctl(cmd, wrq);
+}
+
+static int get80211priv(const char *ifname, int op, void *data, size_t len)
+{
+ struct iwreq iwr;
+
+ if( madwifi_wrq(&iwr, ifname, op, data, len) < 0 )
+ return -1;
+
+ return iwr.u.data.length;
+}
+
+static char * madwifi_isvap(const char *ifname, const char *wifiname)
+{
+ int fd, ln;
+ char path[32];
+ char *ret = NULL;
+ static char name[IFNAMSIZ];
+
+ if( strlen(ifname) <= 9 )
+ {
+ sprintf(path, "/proc/sys/net/%s/%%parent", ifname);
+
+ if( (fd = open(path, O_RDONLY)) > -1 )
+ {
+ if( wifiname != NULL )
+ {
+ if( read(fd, name, strlen(wifiname)) == strlen(wifiname) )
+ ret = strncmp(name, wifiname, strlen(wifiname))
+ ? NULL : name;
+ }
+ else if( (ln = read(fd, name, IFNAMSIZ)) >= 4 )
+ {
+ name[ln-1] = 0;
+ ret = name;
+ }
+
+ (void) close(fd);
+ }
+ }
+
+ return ret;
+}
+
+static int madwifi_iswifi(const char *ifname)
+{
+ int ret;
+ char path[32];
+ struct stat s;
+
+ ret = 0;
+
+ if( strlen(ifname) <= 7 )
+ {
+ sprintf(path, "/proc/sys/dev/%s/diversity", ifname);
+
+ if( ! stat(path, &s) )
+ ret = (s.st_mode & S_IFREG);
+ }
+
+ return ret;
+}
+
+static char * madwifi_ifadd(const char *ifname)
+{
+ char *wifidev = NULL;
+ struct ifreq ifr = { 0 };
+ struct ieee80211_clone_params cp = { 0 };
+ static char nif[IFNAMSIZ] = { 0 };
+
+ if( !(wifidev = madwifi_isvap(ifname, NULL)) && madwifi_iswifi(ifname) )
+ wifidev = (char *)ifname;
+
+ if( wifidev )
+ {
+ snprintf(nif, sizeof(nif), "tmp.%s", ifname);
+
+ strncpy(cp.icp_name, nif, IFNAMSIZ);
+ cp.icp_opmode = IEEE80211_M_STA;
+ cp.icp_flags = IEEE80211_CLONE_BSSID;
+
+ strncpy(ifr.ifr_name, wifidev, IFNAMSIZ);
+ ifr.ifr_data = (void *)&cp;
+
+ if( !iwinfo_ioctl(SIOC80211IFCREATE, &ifr) )
+ {
+ return nif;
+ }
+ else
+ {
+ cp.icp_opmode = IEEE80211_M_MONITOR;
+
+ if( !iwinfo_ioctl(SIOC80211IFCREATE, &ifr) )
+ return nif;
+ }
+ }
+
+ return NULL;
+}
+
+static void madwifi_ifdel(const char *ifname)
+{
+ struct ifreq ifr = { 0 };
+
+ strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
+ iwinfo_ioctl(SIOC80211IFDESTROY, &ifr);
+}
+
+
+int madwifi_probe(const char *ifname)
+{
+ return ( !!madwifi_isvap(ifname, NULL) || madwifi_iswifi(ifname) );
+}
+
+void madwifi_close(void)
+{
+ /* Nop */
+}
+
+int madwifi_get_mode(const char *ifname, char *buf)
+{
+ return wext_get_mode(ifname, buf);
+}
+
+int madwifi_get_ssid(const char *ifname, char *buf)
+{
+ return wext_get_ssid(ifname, buf);
+}
+
+int madwifi_get_bssid(const char *ifname, char *buf)
+{
+ return wext_get_bssid(ifname, buf);
+}
+
+int madwifi_get_channel(const char *ifname, int *buf)
+{
+ int i;
+ uint16_t freq;
+ struct iwreq wrq;
+ struct ieee80211req_chaninfo chans;
+
+ if( madwifi_wrq(&wrq, ifname, SIOCGIWFREQ, NULL, 0) >= 0 )
+ {
+ /* Madwifi returns a Hz frequency, get it's freq list to find channel index */
+ freq = (uint16_t)(wrq.u.freq.m / 100000);
+
+ if( get80211priv(ifname, IEEE80211_IOCTL_GETCHANINFO, &chans, sizeof(chans)) >= 0 )
+ {
+ *buf = 0;
+
+ for( i = 0; i < chans.ic_nchans; i++ )
+ {
+ if( freq == chans.ic_chans[i].ic_freq )
+ {
+ *buf = chans.ic_chans[i].ic_ieee;
+ break;
+ }
+ }
+
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
+int madwifi_get_frequency(const char *ifname, int *buf)
+{
+ struct iwreq wrq;
+
+ if( madwifi_wrq(&wrq, ifname, SIOCGIWFREQ, NULL, 0) >= 0 )
+ {
+ *buf = (uint16_t)(wrq.u.freq.m / 100000);
+ return 0;
+ }
+
+ return -1;
+}
+
+int madwifi_get_txpower(const char *ifname, int *buf)
+{
+ return wext_get_txpower(ifname, buf);
+}
+
+int madwifi_get_bitrate(const char *ifname, int *buf)
+{
+ unsigned int mode, len, rate, rate_count;
+ uint8_t tmp[24*1024];
+ uint8_t *cp;
+ struct iwreq wrq;
+ struct ieee80211req_sta_info *si;
+
+ if( madwifi_wrq(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
+ {
+ mode = wrq.u.mode;
+
+ /* Calculate bitrate average from associated stations in ad-hoc mode */
+ if( mode == 1 )
+ {
+ rate = rate_count = 0;
+
+ if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
+ {
+ cp = tmp;
+
+ do {
+ si = (struct ieee80211req_sta_info *) cp;
+
+ if( si->isi_rssi > 0 )
+ {
+ rate_count++;
+ rate += ((si->isi_rates[si->isi_txrate] & IEEE80211_RATE_VAL) / 2);
+ }
+
+ cp += si->isi_len;
+ len -= si->isi_len;
+ } while (len >= sizeof(struct ieee80211req_sta_info));
+ }
+
+ *buf = (rate == 0 || rate_count == 0) ? 0 : (rate / rate_count) * 1000;
+ return 0;
+ }
+
+ /* Return whatever wext tells us ... */
+ return wext_get_bitrate(ifname, buf);
+ }
+
+ return -1;
+}
+
+int madwifi_get_signal(const char *ifname, int *buf)
+{
+ unsigned int mode, len, rssi, rssi_count;
+ uint8_t tmp[24*1024];
+ uint8_t *cp;
+ struct iwreq wrq;
+ struct ieee80211req_sta_info *si;
+
+ if( madwifi_wrq(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
+ {
+ mode = wrq.u.mode;
+
+ /* Calculate signal average from associated stations in ap or ad-hoc mode */
+ if( mode == 1 )
+ {
+ rssi = rssi_count = 0;
+
+ if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
+ {
+ cp = tmp;
+
+ do {
+ si = (struct ieee80211req_sta_info *) cp;
+
+ if( si->isi_rssi > 0 )
+ {
+ rssi_count++;
+ rssi -= (si->isi_rssi - 95);
+ }
+
+ cp += si->isi_len;
+ len -= si->isi_len;
+ } while (len >= sizeof(struct ieee80211req_sta_info));
+ }
+
+ *buf = (rssi == 0 || rssi_count == 0) ? 1 : -(rssi / rssi_count);
+ return 0;
+ }
+
+ /* Return whatever wext tells us ... */
+ return wext_get_signal(ifname, buf);
+ }
+
+ return -1;
+}
+
+int madwifi_get_noise(const char *ifname, int *buf)
+{
+ return wext_get_noise(ifname, buf);
+}
+
+int madwifi_get_quality(const char *ifname, int *buf)
+{
+ unsigned int mode, len, quality, quality_count;
+ uint8_t tmp[24*1024];
+ uint8_t *cp;
+ struct iwreq wrq;
+ struct ieee80211req_sta_info *si;
+
+ if( madwifi_wrq(&wrq, ifname, SIOCGIWMODE, NULL, 0) >= 0 )
+ {
+ mode = wrq.u.mode;
+
+ /* Calculate signal average from associated stations in ad-hoc mode */
+ if( mode == 1 )
+ {
+ quality = quality_count = 0;
+
+ if( (len = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
+ {
+ cp = tmp;
+
+ do {
+ si = (struct ieee80211req_sta_info *) cp;
+
+ if( si->isi_rssi > 0 )
+ {
+ quality_count++;
+ quality += si->isi_rssi;
+ }
+
+ cp += si->isi_len;
+ len -= si->isi_len;
+ } while (len >= sizeof(struct ieee80211req_sta_info));
+ }
+
+ *buf = (quality == 0 || quality_count == 0) ? 0 : (quality / quality_count);
+ return 0;
+ }
+
+ /* Return whatever wext tells us ... */
+ return wext_get_quality(ifname, buf);
+ }
+
+ return -1;
+}
+
+int madwifi_get_quality_max(const char *ifname, int *buf)
+{
+ return wext_get_quality_max(ifname, buf);
+}
+
+int madwifi_get_encryption(const char *ifname, char *buf)
+{
+ int ciphers = 0, key_len = 0;
+ char keybuf[IW_ENCODING_TOKEN_MAX];
+ struct iwinfo_crypto_entry *c = (struct iwinfo_crypto_entry *)buf;
+ struct iwreq wrq;
+ struct ieee80211req_key wk;
+
+ memset(&wrq, 0, sizeof(wrq));
+
+ /* Obtain key info */
+ if( madwifi_wrq(&wrq, ifname, SIOCGIWENCODE, keybuf, sizeof(keybuf)) < 0 )
+ return -1;
+
+#if 0
+ /* Have any encryption? */
+ if( (wrq.u.data.flags & IW_ENCODE_DISABLED) || (wrq.u.data.length == 0) )
+ return 0;
+#endif
+
+ /* Save key len */
+ key_len = wrq.u.data.length;
+
+ /* Get wpa protocol version */
+ wrq.u.mode = IEEE80211_PARAM_WPA;
+ if( madwifi_wrq(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
+ c->wpa_version = wrq.u.mode;
+
+ /* Get authentication suites */
+ wrq.u.mode = IEEE80211_PARAM_AUTHMODE;
+ if( madwifi_wrq(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
+ {
+ switch(wrq.u.mode) {
+ case IEEE80211_AUTH_8021X:
+ c->auth_suites |= IWINFO_KMGMT_8021x;
+ break;
+
+ case IEEE80211_AUTH_WPA:
+ c->auth_suites |= IWINFO_KMGMT_PSK;
+ break;
+
+ case IEEE80211_AUTH_OPEN:
+ c->auth_algs |= IWINFO_AUTH_OPEN;
+ break;
+
+ case IEEE80211_AUTH_SHARED:
+ c->auth_algs |= IWINFO_AUTH_SHARED;
+ break;
+
+ default:
+ c->auth_suites |= IWINFO_KMGMT_NONE;
+ break;
+ }
+ }
+
+ memset(&wk, 0, sizeof(wk));
+ memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
+
+ /* Get key information */
+ if( get80211priv(ifname, IEEE80211_IOCTL_GETKEY, &wk, sizeof(wk)) >= 0 )
+ {
+ /* Type 0 == WEP */
+ if( (wk.ik_type == 0) && (c->auth_algs == 0) )
+ c->auth_algs = (IWINFO_AUTH_OPEN | IWINFO_AUTH_SHARED);
+ }
+
+ /* Get used pairwise ciphers */
+ wrq.u.mode = IEEE80211_PARAM_UCASTCIPHERS;
+ if( madwifi_wrq(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
+ {
+ ciphers = wrq.u.mode;
+
+ if( c->wpa_version && ciphers & (1 << IEEE80211_CIPHER_TKIP) )
+ c->pair_ciphers |= IWINFO_CIPHER_TKIP;
+
+ if( c->wpa_version && ciphers & (1 << IEEE80211_CIPHER_AES_CCM) )
+ c->pair_ciphers |= IWINFO_CIPHER_CCMP;
+
+ if( c->wpa_version && ciphers & (1 << IEEE80211_CIPHER_AES_OCB) )
+ c->pair_ciphers |= IWINFO_CIPHER_AESOCB;
+
+ if( c->wpa_version && ciphers & (1 << IEEE80211_CIPHER_CKIP) )
+ c->pair_ciphers |= IWINFO_CIPHER_CKIP;
+
+ if( !c->pair_ciphers && ciphers & (1 << IEEE80211_CIPHER_WEP) )
+ {
+ switch(key_len) {
+ case 13:
+ c->pair_ciphers |= IWINFO_CIPHER_WEP104;
+ break;
+
+ case 5:
+ c->pair_ciphers |= IWINFO_CIPHER_WEP40;
+ break;
+
+ case 0:
+ break;
+
+ default:
+ c->pair_ciphers = IWINFO_CIPHER_WEP40 |
+ IWINFO_CIPHER_WEP104;
+ break;
+ }
+ }
+
+ if( ciphers & (1 << IEEE80211_CIPHER_NONE) )
+ c->pair_ciphers |= IWINFO_CIPHER_NONE;
+ }
+
+ /* Get used group cipher */
+ wrq.u.mode = IEEE80211_PARAM_MCASTCIPHER;
+ if( madwifi_wrq(&wrq, ifname, IEEE80211_IOCTL_GETPARAM, NULL, 0) >= 0 )
+ {
+ ciphers = c->wpa_version ? wrq.u.mode : IEEE80211_CIPHER_WEP;
+
+ switch(ciphers) {
+ case IEEE80211_CIPHER_TKIP:
+ c->group_ciphers |= IWINFO_CIPHER_TKIP;
+ break;
+
+ case IEEE80211_CIPHER_AES_CCM:
+ c->group_ciphers |= IWINFO_CIPHER_CCMP;
+ break;
+
+ case IEEE80211_CIPHER_AES_OCB:
+ c->group_ciphers |= IWINFO_CIPHER_AESOCB;
+ break;
+
+ case IEEE80211_CIPHER_CKIP:
+ c->group_ciphers |= IWINFO_CIPHER_CKIP;
+ break;
+
+ case IEEE80211_CIPHER_WEP:
+ switch(key_len) {
+ case 13:
+ c->group_ciphers |= IWINFO_CIPHER_WEP104;
+ break;
+
+ case 5:
+ c->group_ciphers |= IWINFO_CIPHER_WEP40;
+ break;
+
+ default:
+ break;
+ }
+ break;
+
+ case IEEE80211_CIPHER_NONE:
+ c->group_ciphers |= IWINFO_CIPHER_NONE;
+ break;
+
+ default:
+ break;
+ }
+ }
+
+ c->enabled = (c->wpa_version || (c->auth_algs && c->pair_ciphers)) ? 1 : 0;
+
+ return 0;
+}
+
+int madwifi_get_assoclist(const char *ifname, char *buf, int *len)
+{
+ int bl, tl, noise;
+ uint8_t *cp;
+ uint8_t tmp[24*1024];
+ struct ieee80211req_sta_info *si;
+ struct iwinfo_assoclist_entry entry;
+
+ if( (tl = get80211priv(ifname, IEEE80211_IOCTL_STA_INFO, tmp, 24*1024)) > 0 )
+ {
+ cp = tmp;
+ bl = 0;
+
+ if( madwifi_get_noise(ifname, &noise) )
+ noise = 0;
+
+ do {
+ si = (struct ieee80211req_sta_info *) cp;
+
+ entry.signal = (si->isi_rssi - 95);
+ entry.noise = noise;
+ memcpy(entry.mac, &si->isi_macaddr, 6);
+ memcpy(&buf[bl], &entry, sizeof(struct iwinfo_assoclist_entry));
+
+ bl += sizeof(struct iwinfo_assoclist_entry);
+ cp += si->isi_len;
+ tl -= si->isi_len;
+ } while (tl >= sizeof(struct ieee80211req_sta_info));
+
+ *len = bl;
+ return 0;
+ }
+
+ return -1;
+}
+
+int madwifi_get_txpwrlist(const char *ifname, char *buf, int *len)
+{
+ int rc = -1;
+ char *res;
+
+ /* A wifiX device? */
+ if( madwifi_iswifi(ifname) )
+ {
+ if( (res = madwifi_ifadd(ifname)) != NULL )
+ {
+ rc = wext_get_txpwrlist(res, buf, len);
+ madwifi_ifdel(res);
+ }
+ }
+
+ /* Its an athX ... */
+ else if( !!madwifi_isvap(ifname, NULL) )
+ {
+ rc = wext_get_txpwrlist(ifname, buf, len);
+ }
+
+ return rc;
+}
+
+int madwifi_get_scanlist(const char *ifname, char *buf, int *len)
+{
+ int ret;
+ char *res;
+ DIR *proc;
+ struct dirent *e;
+
+ ret = -1;
+
+ /* We got a wifiX device passed, try to lookup a vap on it */
+ if( madwifi_iswifi(ifname) )
+ {
+ if( (proc = opendir("/proc/sys/net/")) != NULL )
+ {
+ while( (e = readdir(proc)) != NULL )
+ {
+ if( !!madwifi_isvap(e->d_name, ifname) )
+ {
+ if( iwinfo_ifup(e->d_name) )
+ {
+ ret = wext_get_scanlist(e->d_name, buf, len);
+ break;
+ }
+ }
+ }
+
+ closedir(proc);
+ }
+
+ /* Still nothing found, try to create a vap */
+ if( ret == -1 )
+ {
+ if( (res = madwifi_ifadd(ifname)) != NULL )
+ {
+ if( iwinfo_ifup(res) )
+ {
+ wext_get_scanlist(res, buf, len);
+ sleep(1);
+
+ wext_get_scanlist(res, buf, len);
+ sleep(1);
+
+ ret = wext_get_scanlist(res, buf, len);
+ }
+
+ iwinfo_ifdown(res);
+ madwifi_ifdel(res);
+ }
+ }
+ }
+
+ /* Got athX device? */
+ else if( !!madwifi_isvap(ifname, NULL) )
+ {
+ ret = wext_get_scanlist(ifname, buf, len);
+ }
+
+ return ret;
+}
+
+int madwifi_get_freqlist(const char *ifname, char *buf, int *len)
+{
+ int i, bl;
+ int rc = -1;
+ char *res;
+ struct ieee80211req_chaninfo chans;
+ struct iwinfo_freqlist_entry entry;
+
+ /* A wifiX device? */
+ if( madwifi_iswifi(ifname) )
+ {
+ if( (res = madwifi_ifadd(ifname)) != NULL )
+ {
+ rc = get80211priv(res, IEEE80211_IOCTL_GETCHANINFO,
+ &chans, sizeof(chans));
+
+ madwifi_ifdel(res);
+ }
+ }
+
+ /* Its an athX ... */
+ else if( !!madwifi_isvap(ifname, NULL) )
+ {
+ rc = get80211priv(ifname, IEEE80211_IOCTL_GETCHANINFO,
+ &chans, sizeof(chans));
+ }
+
+
+ /* Got chaninfo? */
+ if( rc >= 0 )
+ {
+ bl = 0;
+
+ for( i = 0; i < chans.ic_nchans; i++ )
+ {
+ entry.mhz = chans.ic_chans[i].ic_freq;
+ entry.channel = chans.ic_chans[i].ic_ieee;
+ entry.restricted = 0;
+
+ memcpy(&buf[bl], &entry, sizeof(struct iwinfo_freqlist_entry));
+ bl += sizeof(struct iwinfo_freqlist_entry);
+ }
+
+ *len = bl;
+ return 0;
+ }
+
+ return -1;
+}
+
+int madwifi_get_country(const char *ifname, char *buf)
+{
+ int i, fd, ccode = -1;
+ char buffer[34];
+ char *wifi = madwifi_iswifi(ifname)
+ ? (char *)ifname : madwifi_isvap(ifname, NULL);
+
+ struct ISO3166_to_CCode *e;
+
+ if( wifi )
+ {
+ snprintf(buffer, sizeof(buffer), "/proc/sys/dev/%s/countrycode", wifi);
+
+ if( (fd = open(buffer, O_RDONLY)) > -1 )
+ {
+ memset(buffer, 0, sizeof(buffer));
+
+ if( read(fd, buffer, sizeof(buffer)-1) > 0 )
+ ccode = atoi(buffer);
+
+ close(fd);
+ }
+ }
+
+ for( i = 0; i < (sizeof(CountryCodes)/sizeof(CountryCodes[0])); i++ )
+ {
+ e = &CountryCodes[i];
+
+ if( e->ccode == ccode )
+ {
+ sprintf(buf, "%c%c", e->iso3166 / 256, e->iso3166 % 256);
+ return 0;
+ }
+ }
+
+ return -1;
+}
+
+int madwifi_get_countrylist(const char *ifname, char *buf, int *len)
+{
+ int i, count;
+ struct ISO3166_to_CCode *e, *p = NULL;
+ struct iwinfo_country_entry *c = (struct iwinfo_country_entry *)buf;
+
+ count = 0;
+
+ for( int i = 0; i < (sizeof(CountryCodes)/sizeof(CountryCodes[0])); i++ )
+ {
+ e = &CountryCodes[i];
+
+ if( !p || (e->iso3166 != p->iso3166) )
+ {
+ c->iso3166 = e->iso3166;
+ snprintf(c->ccode, sizeof(c->ccode), "%i", e->ccode);
+
+ c++;
+ count++;
+ }
+
+ p = e;
+ }
+
+ *len = (count * sizeof(struct iwinfo_country_entry));
+ return 0;
+}
+
+int madwifi_get_hwmodelist(const char *ifname, int *buf)
+{
+ char chans[IWINFO_BUFSIZE] = { 0 };
+ struct iwinfo_freqlist_entry *e = NULL;
+ int len = 0;
+
+ if( !madwifi_get_freqlist(ifname, chans, &len) )
+ {
+ for( e = (struct iwinfo_freqlist_entry *)chans; e->channel; e++ )
+ {
+ if( e->channel <= 14 )
+ {
+ *buf |= IWINFO_80211_B;
+ *buf |= IWINFO_80211_G;
+ }
+ else
+ {
+ *buf |= IWINFO_80211_A;
+ }
+ }
+
+ return 0;
+ }
+
+ return -1;
+}
+
+int madwifi_get_mbssid_support(const char *ifname, int *buf)
+{
+ /* Test whether we can create another interface */
+ char *nif = madwifi_ifadd(ifname);
+
+ if( nif )
+ {
+ *buf = iwinfo_ifup(nif);
+
+ iwinfo_ifdown(nif);
+ madwifi_ifdel(nif);
+
+ return 0;
+ }
+
+ return -1;
+}
projects / openwrt / svn-archive / archive.git / blobdiff