+++ /dev/null
-/*
- * iwinfo - Wireless Information Library - Command line frontend
- *
- * Copyright (C) 2011 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/.
- */
-
-#include <stdio.h>
-#include <glob.h>
-
-#include "iwinfo.h"
-
-
-static char * format_bssid(unsigned char *mac)
-{
- static char buf[18];
-
- snprintf(buf, sizeof(buf), "%02X:%02X:%02X:%02X:%02X:%02X",
- mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
-
- return buf;
-}
-
-static char * format_ssid(char *ssid)
-{
- static char buf[IWINFO_ESSID_MAX_SIZE+3];
-
- if (ssid && ssid[0])
- snprintf(buf, sizeof(buf), "\"%s\"", ssid);
- else
- snprintf(buf, sizeof(buf), "unknown");
-
- return buf;
-}
-
-static char * format_channel(int ch)
-{
- static char buf[8];
-
- if (ch <= 0)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "%d", ch);
-
- return buf;
-}
-
-static char * format_frequency(int freq)
-{
- static char buf[10];
-
- if (freq <= 0)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "%.3f GHz", ((float)freq / 1000.0));
-
- return buf;
-}
-
-static char * format_txpower(int pwr)
-{
- static char buf[10];
-
- if (pwr < 0)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "%d dBm", pwr);
-
- return buf;
-}
-
-static char * format_quality(int qual)
-{
- static char buf[8];
-
- if (qual < 0)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "%d", qual);
-
- return buf;
-}
-
-static char * format_quality_max(int qmax)
-{
- static char buf[8];
-
- if (qmax < 0)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "%d", qmax);
-
- return buf;
-}
-
-static char * format_signal(int sig)
-{
- static char buf[10];
-
- if (!sig)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "%d dBm", sig);
-
- return buf;
-}
-
-static char * format_noise(int noise)
-{
- static char buf[10];
-
- if (!noise)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "%d dBm", noise);
-
- return buf;
-}
-
-static char * format_rate(int rate)
-{
- static char buf[14];
-
- if (rate <= 0)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "%d.%d MBit/s",
- rate / 1000, (rate % 1000) / 100);
-
- return buf;
-}
-
-static char * format_enc_ciphers(int ciphers)
-{
- static char str[128] = { 0 };
- char *pos = str;
-
- if (ciphers & IWINFO_CIPHER_WEP40)
- pos += sprintf(pos, "WEP-40, ");
-
- if (ciphers & IWINFO_CIPHER_WEP104)
- pos += sprintf(pos, "WEP-104, ");
-
- if (ciphers & IWINFO_CIPHER_TKIP)
- pos += sprintf(pos, "TKIP, ");
-
- if (ciphers & IWINFO_CIPHER_CCMP)
- pos += sprintf(pos, "CCMP, ");
-
- if (ciphers & IWINFO_CIPHER_WRAP)
- pos += sprintf(pos, "WRAP, ");
-
- if (ciphers & IWINFO_CIPHER_AESOCB)
- pos += sprintf(pos, "AES-OCB, ");
-
- if (ciphers & IWINFO_CIPHER_CKIP)
- pos += sprintf(pos, "CKIP, ");
-
- if (!ciphers || (ciphers & IWINFO_CIPHER_NONE))
- pos += sprintf(pos, "NONE, ");
-
- *(pos - 2) = 0;
-
- return str;
-}
-
-static char * format_enc_suites(int suites)
-{
- static char str[64] = { 0 };
- char *pos = str;
-
- if (suites & IWINFO_KMGMT_PSK)
- pos += sprintf(pos, "PSK/");
-
- if (suites & IWINFO_KMGMT_8021x)
- pos += sprintf(pos, "802.1X/");
-
- if (!suites || (suites & IWINFO_KMGMT_NONE))
- pos += sprintf(pos, "NONE/");
-
- *(pos - 1) = 0;
-
- return str;
-}
-
-static char * format_encryption(struct iwinfo_crypto_entry *c)
-{
- static char buf[512];
-
- if (!c)
- {
- snprintf(buf, sizeof(buf), "unknown");
- }
- else if (c->enabled)
- {
- /* WEP */
- if (c->auth_algs && !c->wpa_version)
- {
- if ((c->auth_algs & IWINFO_AUTH_OPEN) &&
- (c->auth_algs & IWINFO_AUTH_SHARED))
- {
- snprintf(buf, sizeof(buf), "WEP Open/Shared (%s)",
- format_enc_ciphers(c->pair_ciphers));
- }
- else if (c->auth_algs & IWINFO_AUTH_OPEN)
- {
- snprintf(buf, sizeof(buf), "WEP Open System (%s)",
- format_enc_ciphers(c->pair_ciphers));
- }
- else if (c->auth_algs & IWINFO_AUTH_SHARED)
- {
- snprintf(buf, sizeof(buf), "WEP Shared Auth (%s)",
- format_enc_ciphers(c->pair_ciphers));
- }
- }
-
- /* WPA */
- else if (c->wpa_version)
- {
- switch (c->wpa_version) {
- case 3:
- snprintf(buf, sizeof(buf), "mixed WPA/WPA2 %s (%s)",
- format_enc_suites(c->auth_suites),
- format_enc_ciphers(c->pair_ciphers | c->group_ciphers));
- break;
-
- case 2:
- snprintf(buf, sizeof(buf), "WPA2 %s (%s)",
- format_enc_suites(c->auth_suites),
- format_enc_ciphers(c->pair_ciphers | c->group_ciphers));
- break;
-
- case 1:
- snprintf(buf, sizeof(buf), "WPA %s (%s)",
- format_enc_suites(c->auth_suites),
- format_enc_ciphers(c->pair_ciphers | c->group_ciphers));
- break;
- }
- }
- else
- {
- snprintf(buf, sizeof(buf), "none");
- }
- }
- else
- {
- snprintf(buf, sizeof(buf), "none");
- }
-
- return buf;
-}
-
-static char * format_hwmodes(int modes)
-{
- static char buf[12];
-
- if (modes <= 0)
- snprintf(buf, sizeof(buf), "unknown");
- else
- snprintf(buf, sizeof(buf), "802.11%s%s%s%s%s",
- (modes & IWINFO_80211_A) ? "a" : "",
- (modes & IWINFO_80211_B) ? "b" : "",
- (modes & IWINFO_80211_G) ? "g" : "",
- (modes & IWINFO_80211_N) ? "n" : "",
- (modes & IWINFO_80211_AC) ? "ac" : "");
-
- return buf;
-}
-
-static char * format_assocrate(struct iwinfo_rate_entry *r)
-{
- static char buf[40];
- char *p = buf;
- int l = sizeof(buf);
-
- if (r->rate <= 0)
- {
- snprintf(buf, sizeof(buf), "unknown");
- }
- else
- {
- p += snprintf(p, l, "%s", format_rate(r->rate));
- l = sizeof(buf) - (p - buf);
-
- if (r->mcs >= 0)
- {
- p += snprintf(p, l, ", MCS %d, %dMHz", r->mcs, 20 + r->is_40mhz*20);
- l = sizeof(buf) - (p - buf);
-
- if (r->is_short_gi)
- p += snprintf(p, l, ", short GI");
- }
- }
-
- return buf;
-}
-
-
-static const char * print_type(const struct iwinfo_ops *iw, const char *ifname)
-{
- const char *type = iwinfo_type(ifname);
- return type ? type : "unknown";
-}
-
-static char * print_hardware_id(const struct iwinfo_ops *iw, const char *ifname)
-{
- static char buf[20];
- struct iwinfo_hardware_id ids;
-
- if (!iw->hardware_id(ifname, (char *)&ids))
- {
- snprintf(buf, sizeof(buf), "%04X:%04X %04X:%04X",
- ids.vendor_id, ids.device_id,
- ids.subsystem_vendor_id, ids.subsystem_device_id);
- }
- else
- {
- snprintf(buf, sizeof(buf), "unknown");
- }
-
- return buf;
-}
-
-static char * print_hardware_name(const struct iwinfo_ops *iw, const char *ifname)
-{
- static char buf[128];
-
- if (iw->hardware_name(ifname, buf))
- snprintf(buf, sizeof(buf), "unknown");
-
- return buf;
-}
-
-static char * print_txpower_offset(const struct iwinfo_ops *iw, const char *ifname)
-{
- int off;
- static char buf[12];
-
- if (iw->txpower_offset(ifname, &off))
- snprintf(buf, sizeof(buf), "unknown");
- else if (off != 0)
- snprintf(buf, sizeof(buf), "%d dB", off);
- else
- snprintf(buf, sizeof(buf), "none");
-
- return buf;
-}
-
-static char * print_frequency_offset(const struct iwinfo_ops *iw, const char *ifname)
-{
- int off;
- static char buf[12];
-
- if (iw->frequency_offset(ifname, &off))
- snprintf(buf, sizeof(buf), "unknown");
- else if (off != 0)
- snprintf(buf, sizeof(buf), "%.3f GHz", ((float)off / 1000.0));
- else
- snprintf(buf, sizeof(buf), "none");
-
- return buf;
-}
-
-static char * print_ssid(const struct iwinfo_ops *iw, const char *ifname)
-{
- char buf[IWINFO_ESSID_MAX_SIZE+1] = { 0 };
-
- if (iw->ssid(ifname, buf))
- memset(buf, 0, sizeof(buf));
-
- return format_ssid(buf);
-}
-
-static char * print_bssid(const struct iwinfo_ops *iw, const char *ifname)
-{
- static char buf[18] = { 0 };
-
- if (iw->bssid(ifname, buf))
- snprintf(buf, sizeof(buf), "00:00:00:00:00:00");
-
- return buf;
-}
-
-static char * print_mode(const struct iwinfo_ops *iw, const char *ifname)
-{
- int mode;
- static char buf[128];
-
- if (iw->mode(ifname, &mode))
- mode = IWINFO_OPMODE_UNKNOWN;
-
- snprintf(buf, sizeof(buf), "%s", IWINFO_OPMODE_NAMES[mode]);
-
- return buf;
-}
-
-static char * print_channel(const struct iwinfo_ops *iw, const char *ifname)
-{
- int ch;
- if (iw->channel(ifname, &ch))
- ch = -1;
-
- return format_channel(ch);
-}
-
-static char * print_frequency(const struct iwinfo_ops *iw, const char *ifname)
-{
- int freq;
- if (iw->frequency(ifname, &freq))
- freq = -1;
-
- return format_frequency(freq);
-}
-
-static char * print_txpower(const struct iwinfo_ops *iw, const char *ifname)
-{
- int pwr, off;
- if (iw->txpower_offset(ifname, &off))
- off = 0;
-
- if (iw->txpower(ifname, &pwr))
- pwr = -1;
- else
- pwr += off;
-
- return format_txpower(pwr);
-}
-
-static char * print_quality(const struct iwinfo_ops *iw, const char *ifname)
-{
- int qual;
- if (iw->quality(ifname, &qual))
- qual = -1;
-
- return format_quality(qual);
-}
-
-static char * print_quality_max(const struct iwinfo_ops *iw, const char *ifname)
-{
- int qmax;
- if (iw->quality_max(ifname, &qmax))
- qmax = -1;
-
- return format_quality_max(qmax);
-}
-
-static char * print_signal(const struct iwinfo_ops *iw, const char *ifname)
-{
- int sig;
- if (iw->signal(ifname, &sig))
- sig = 0;
-
- return format_signal(sig);
-}
-
-static char * print_noise(const struct iwinfo_ops *iw, const char *ifname)
-{
- int noise;
- if (iw->noise(ifname, &noise))
- noise = 0;
-
- return format_noise(noise);
-}
-
-static char * print_rate(const struct iwinfo_ops *iw, const char *ifname)
-{
- int rate;
- if (iw->bitrate(ifname, &rate))
- rate = -1;
-
- return format_rate(rate);
-}
-
-static char * print_encryption(const struct iwinfo_ops *iw, const char *ifname)
-{
- struct iwinfo_crypto_entry c = { 0 };
- if (iw->encryption(ifname, (char *)&c))
- return format_encryption(NULL);
-
- return format_encryption(&c);
-}
-
-static char * print_hwmodes(const struct iwinfo_ops *iw, const char *ifname)
-{
- int modes;
- if (iw->hwmodelist(ifname, &modes))
- modes = -1;
-
- return format_hwmodes(modes);
-}
-
-static char * print_mbssid_supp(const struct iwinfo_ops *iw, const char *ifname)
-{
- int supp;
- static char buf[4];
-
- if (iw->mbssid_support(ifname, &supp))
- snprintf(buf, sizeof(buf), "no");
- else
- snprintf(buf, sizeof(buf), "%s", supp ? "yes" : "no");
-
- return buf;
-}
-
-static char * print_phyname(const struct iwinfo_ops *iw, const char *ifname)
-{
- static char buf[32];
-
- if (!iw->phyname(ifname, buf))
- return buf;
-
- return "?";
-}
-
-
-static void print_info(const struct iwinfo_ops *iw, const char *ifname)
-{
- printf("%-9s ESSID: %s\n",
- ifname,
- print_ssid(iw, ifname));
- printf(" Access Point: %s\n",
- print_bssid(iw, ifname));
- printf(" Mode: %s Channel: %s (%s)\n",
- print_mode(iw, ifname),
- print_channel(iw, ifname),
- print_frequency(iw, ifname));
- printf(" Tx-Power: %s Link Quality: %s/%s\n",
- print_txpower(iw, ifname),
- print_quality(iw, ifname),
- print_quality_max(iw, ifname));
- printf(" Signal: %s Noise: %s\n",
- print_signal(iw, ifname),
- print_noise(iw, ifname));
- printf(" Bit Rate: %s\n",
- print_rate(iw, ifname));
- printf(" Encryption: %s\n",
- print_encryption(iw, ifname));
- printf(" Type: %s HW Mode(s): %s\n",
- print_type(iw, ifname),
- print_hwmodes(iw, ifname));
- printf(" Hardware: %s [%s]\n",
- print_hardware_id(iw, ifname),
- print_hardware_name(iw, ifname));
- printf(" TX power offset: %s\n",
- print_txpower_offset(iw, ifname));
- printf(" Frequency offset: %s\n",
- print_frequency_offset(iw, ifname));
- printf(" Supports VAPs: %s PHY name: %s\n",
- print_mbssid_supp(iw, ifname),
- print_phyname(iw, ifname));
-}
-
-
-static void print_scanlist(const struct iwinfo_ops *iw, const char *ifname)
-{
- int i, x, len;
- char buf[IWINFO_BUFSIZE];
- struct iwinfo_scanlist_entry *e;
-
- if (iw->scanlist(ifname, buf, &len))
- {
- printf("Scanning not possible\n\n");
- return;
- }
- else if (len <= 0)
- {
- printf("No scan results\n\n");
- return;
- }
-
- for (i = 0, x = 1; i < len; i += sizeof(struct iwinfo_scanlist_entry), x++)
- {
- e = (struct iwinfo_scanlist_entry *) &buf[i];
-
- printf("Cell %02d - Address: %s\n",
- x,
- format_bssid(e->mac));
- printf(" ESSID: %s\n",
- format_ssid(e->ssid));
- printf(" Mode: %s Channel: %s\n",
- IWINFO_OPMODE_NAMES[e->mode],
- format_channel(e->channel));
- printf(" Signal: %s Quality: %s/%s\n",
- format_signal(e->signal - 0x100),
- format_quality(e->quality),
- format_quality_max(e->quality_max));
- printf(" Encryption: %s\n\n",
- format_encryption(&e->crypto));
- }
-}
-
-
-static void print_txpwrlist(const struct iwinfo_ops *iw, const char *ifname)
-{
- int len, pwr, off, i;
- char buf[IWINFO_BUFSIZE];
- struct iwinfo_txpwrlist_entry *e;
-
- if (iw->txpwrlist(ifname, buf, &len) || len <= 0)
- {
- printf("No TX power information available\n");
- return;
- }
-
- if (iw->txpower(ifname, &pwr))
- pwr = -1;
-
- if (iw->txpower_offset(ifname, &off))
- off = 0;
-
- for (i = 0; i < len; i += sizeof(struct iwinfo_txpwrlist_entry))
- {
- e = (struct iwinfo_txpwrlist_entry *) &buf[i];
-
- printf("%s%3d dBm (%4d mW)\n",
- (pwr == e->dbm) ? "*" : " ",
- e->dbm + off,
- iwinfo_dbm2mw(e->dbm + off));
- }
-}
-
-
-static void print_freqlist(const struct iwinfo_ops *iw, const char *ifname)
-{
- int i, len, ch;
- char buf[IWINFO_BUFSIZE];
- struct iwinfo_freqlist_entry *e;
-
- if (iw->freqlist(ifname, buf, &len) || len <= 0)
- {
- printf("No frequency information available\n");
- return;
- }
-
- if (iw->channel(ifname, &ch))
- ch = -1;
-
- for (i = 0; i < len; i += sizeof(struct iwinfo_freqlist_entry))
- {
- e = (struct iwinfo_freqlist_entry *) &buf[i];
-
- printf("%s %s (Channel %s)%s\n",
- (ch == e->channel) ? "*" : " ",
- format_frequency(e->mhz),
- format_channel(e->channel),
- e->restricted ? " [restricted]" : "");
- }
-}
-
-
-static void print_assoclist(const struct iwinfo_ops *iw, const char *ifname)
-{
- int i, len;
- char buf[IWINFO_BUFSIZE];
- struct iwinfo_assoclist_entry *e;
-
- if (iw->assoclist(ifname, buf, &len))
- {
- printf("No information available\n");
- return;
- }
- else if (len <= 0)
- {
- printf("No station connected\n");
- return;
- }
-
- for (i = 0; i < len; i += sizeof(struct iwinfo_assoclist_entry))
- {
- e = (struct iwinfo_assoclist_entry *) &buf[i];
-
- printf("%s %s / %s (SNR %d) %d ms ago\n",
- format_bssid(e->mac),
- format_signal(e->signal),
- format_noise(e->noise),
- (e->signal - e->noise),
- e->inactive);
-
- printf(" RX: %-38s %8d Pkts.\n",
- format_assocrate(&e->rx_rate),
- e->rx_packets
- );
-
- printf(" TX: %-38s %8d Pkts.\n\n",
- format_assocrate(&e->tx_rate),
- e->tx_packets
- );
- }
-}
-
-
-static char * lookup_country(char *buf, int len, int iso3166)
-{
- int i;
- struct iwinfo_country_entry *c;
-
- for (i = 0; i < len; i += sizeof(struct iwinfo_country_entry))
- {
- c = (struct iwinfo_country_entry *) &buf[i];
-
- if (c->iso3166 == iso3166)
- return c->ccode;
- }
-
- return NULL;
-}
-
-static void print_countrylist(const struct iwinfo_ops *iw, const char *ifname)
-{
- int len;
- char buf[IWINFO_BUFSIZE];
- char *ccode;
- char curcode[3];
- const struct iwinfo_iso3166_label *l;
-
- if (iw->countrylist(ifname, buf, &len))
- {
- printf("No country code information available\n");
- return;
- }
-
- if (iw->country(ifname, curcode))
- memset(curcode, 0, sizeof(curcode));
-
- for (l = IWINFO_ISO3166_NAMES; l->iso3166; l++)
- {
- if ((ccode = lookup_country(buf, len, l->iso3166)) != NULL)
- {
- printf("%s %4s %c%c\n",
- strncmp(ccode, curcode, 2) ? " " : "*",
- ccode, (l->iso3166 / 256), (l->iso3166 % 256));
- }
- }
-}
-
-
-int main(int argc, char **argv)
-{
- int i;
- char *p;
- const struct iwinfo_ops *iw;
- glob_t globbuf;
-
- if (argc > 1 && argc < 3)
- {
- fprintf(stderr,
- "Usage:\n"
- " iwinfo <device> info\n"
- " iwinfo <device> scan\n"
- " iwinfo <device> txpowerlist\n"
- " iwinfo <device> freqlist\n"
- " iwinfo <device> assoclist\n"
- " iwinfo <device> countrylist\n"
- );
-
- return 1;
- }
-
- if (argc == 1)
- {
- glob("/sys/class/net/*", 0, NULL, &globbuf);
-
- for (i = 0; i < globbuf.gl_pathc; i++)
- {
- p = strrchr(globbuf.gl_pathv[i], '/');
-
- if (!p)
- continue;
-
- iw = iwinfo_backend(++p);
-
- if (!iw)
- continue;
-
- print_info(iw, p);
- printf("\n");
- }
-
- globfree(&globbuf);
- return 0;
- }
-
- iw = iwinfo_backend(argv[1]);
-
- if (!iw)
- {
- fprintf(stderr, "No such wireless device: %s\n", argv[1]);
- return 1;
- }
-
- for (i = 2; i < argc; i++)
- {
- switch(argv[i][0])
- {
- case 'i':
- print_info(iw, argv[1]);
- break;
-
- case 's':
- print_scanlist(iw, argv[1]);
- break;
-
- case 't':
- print_txpwrlist(iw, argv[1]);
- break;
-
- case 'f':
- print_freqlist(iw, argv[1]);
- break;
-
- case 'a':
- print_assoclist(iw, argv[1]);
- break;
-
- case 'c':
- print_countrylist(iw, argv[1]);
- break;
-
- default:
- fprintf(stderr, "Unknown command: %s\n", argv[i]);
- return 1;
- }
- }
-
- iwinfo_finish();
-
- return 0;
-}
projects / openwrt.git / blobdiff