diff options
Diffstat (limited to 'package/iwinfo/src/iwinfo_madwifi.c')
| -rw-r--r-- | package/iwinfo/src/iwinfo_madwifi.c | 1082 |
1 files changed, 1082 insertions, 0 deletions
diff --git a/package/iwinfo/src/iwinfo_madwifi.c b/package/iwinfo/src/iwinfo_madwifi.c new file mode 100644 index 000000000..832f40bd3 --- /dev/null +++ b/package/iwinfo/src/iwinfo_madwifi.c @@ -0,0 +1,1082 @@ +/* + * 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 const char * madwifi_phyname(const char *ifname) +{ + static char phyname[IFNAMSIZ]; + + if (strlen(ifname) > 5 && !strncmp(ifname, "radio", 5)) + snprintf(phyname, sizeof(phyname), "wifi%s", ifname + 5); + else + snprintf(phyname, sizeof(phyname), "%s", ifname); + + return (const char *)phyname; +} + +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; + const char *phy; + + ret = 0; + phy = madwifi_phyname(ifname); + + if( strlen(phy) <= 7 ) + { + sprintf(path, "/proc/sys/dev/%s/diversity", phy); + + if( ! stat(path, &s) ) + ret = (s.st_mode & S_IFREG); + } + + return ret; +} + +static char * madwifi_ifadd(const char *ifname) +{ + const 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 = madwifi_phyname(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, int *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; + + memset(&entry, 0, sizeof(entry)); + + entry.signal = (si->isi_rssi - 95); + entry.noise = noise; + memcpy(entry.mac, &si->isi_macaddr, 6); + + entry.inactive = si->isi_inact * 1000; + + entry.tx_packets = (si->isi_txseqs[0] & IEEE80211_SEQ_SEQ_MASK) + >> IEEE80211_SEQ_SEQ_SHIFT; + + entry.rx_packets = (si->isi_rxseqs[0] & IEEE80211_SEQ_SEQ_MASK) + >> IEEE80211_SEQ_SEQ_SHIFT; + + entry.tx_rate.rate = + (si->isi_rates[si->isi_txrate] & IEEE80211_RATE_VAL) * 500; + + /* XXX: this is just a guess */ + entry.rx_rate.rate = entry.tx_rate.rate; + + entry.rx_rate.mcs = -1; + entry.tx_rate.mcs = -1; + + 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; +} + +int madwifi_get_hardware_id(const char *ifname, char *buf) +{ + char vendor[64]; + char device[64]; + struct iwinfo_hardware_id *ids; + struct iwinfo_hardware_entry *e; + const char *phy = madwifi_phyname(ifname); + + if (wext_get_hardware_id(phy, buf)) + return iwinfo_hardware_id_from_mtd((struct iwinfo_hardware_id *)buf); + + return 0; +} + +static const struct iwinfo_hardware_entry * +madwifi_get_hardware_entry(const char *ifname) +{ + struct iwinfo_hardware_id id; + + if (madwifi_get_hardware_id(ifname, (char *)&id)) + return NULL; + + return iwinfo_hardware(&id); +} + +int madwifi_get_hardware_name(const char *ifname, char *buf) +{ + const struct iwinfo_hardware_entry *hw; + + if (!(hw = madwifi_get_hardware_entry(ifname))) + sprintf(buf, "Generic Atheros"); + else + sprintf(buf, "%s %s", hw->vendor_name, hw->device_name); + + return 0; +} + +int madwifi_get_txpower_offset(const char *ifname, int *buf) +{ + const struct iwinfo_hardware_entry *hw; + + if (!(hw = madwifi_get_hardware_entry(ifname))) + return -1; + + *buf = hw->txpower_offset; + return 0; +} + +int madwifi_get_frequency_offset(const char *ifname, int *buf) +{ + const struct iwinfo_hardware_entry *hw; + + if (!(hw = madwifi_get_hardware_entry(ifname))) + return -1; + + *buf = hw->frequency_offset; + return 0; +} |