diff options
Diffstat (limited to '')
| -rw-r--r-- | info_scr.c | 375 |
1 files changed, 248 insertions, 127 deletions
@@ -20,45 +20,29 @@ #include "iw_if.h" /* GLOBALS */ -static WINDOW *w_levels, *w_stats; - +static WINDOW *w_levels, *w_stats, *w_if, *w_info, *w_net; +static struct timer dyn_updates; static struct iw_stat cur; -void (*iw_stat_redraw) (void); -/* - * Statistics handler for period polling - */ -static void sampling_handler(int signum) -{ - iw_getstat(&cur); - iw_cache_update(&cur); - - if (iw_stat_redraw) - iw_stat_redraw(); -} - -static void init_stat_iv(void) +void sampling_init(void (*sampling_handler)(int)) { struct itimerval i; div_t d = div(conf.stat_iv, 1000); /* conf.stat_iv in msec */ + xsignal(SIGALRM, SIG_IGN); + iw_getinf_range(conf_ifname(), &cur.range); i.it_interval.tv_sec = i.it_value.tv_sec = d.quot; i.it_interval.tv_usec = i.it_value.tv_usec = d.rem * 1000; + xsignal(SIGALRM, sampling_handler); + (*sampling_handler)(0); setitimer(ITIMER_REAL, &i, NULL); - - signal(SIGALRM, sampling_handler); } -void reinit_on_changes(void) +void sampling_do_poll(void) { - static int stat_iv = 0; - - if (conf.stat_iv != stat_iv) { - iw_getinf_range(conf.ifname, &cur.range); - init_stat_iv(); - stat_iv = conf.stat_iv; - } + iw_getstat(&cur); + iw_cache_update(&cur); } static void display_levels(void) @@ -67,66 +51,86 @@ static void display_levels(void) lvlscale[2] = { -40, -20}, snrscale[2] = { 6, 12 }; char tmp[0x100]; - static float qual, noise, signal, ssnr; - /* Spread out 'quality' and 'signal' if 'noise' is undefined */ - const bool offset = (cur.stat.qual.updated & IW_QUAL_NOISE_INVALID) != 0; - int line = 1; + static float qual, signal, noise, ssnr; + int line; - if (!(cur.stat.qual.updated & IW_QUAL_QUAL_INVALID)) { - line += offset; + for (line = 1; line <= WH_LEVEL; line++) + mvwclrtoborder(w_levels, line, 1); - mvwaddstr(w_levels, line++, 1, "link quality: "); + if ((cur.stat.qual.updated & IW_QUAL_ALL_INVALID) == IW_QUAL_ALL_INVALID) { + wattron(w_levels, A_BOLD); + waddstr_center(w_levels, (WH_LEVEL + 1)/2, "NO INTERFACE DATA"); + goto done_levels; + } + + line = 1; + /* Noise data is rare. Use the space for spreading out. */ + if (cur.stat.qual.updated & IW_QUAL_NOISE_INVALID) + line++; + + if (cur.stat.qual.updated & IW_QUAL_QUAL_INVALID) { + line++; + } else { qual = ewma(qual, cur.stat.qual.qual, conf.meter_decay / 100.0); + + mvwaddstr(w_levels, line++, 1, "link quality: "); sprintf(tmp, "%0.f/%d ", qual, cur.range.max_qual.qual); waddstr_b(w_levels, tmp); + waddbar(w_levels, line++, qual, 0, cur.range.max_qual.qual, lvlscale, true); } - if (!(cur.stat.qual.updated & IW_QUAL_LEVEL_INVALID)) { + if (cur.stat.qual.updated & IW_QUAL_NOISE_INVALID) + line++; + + if (cur.stat.qual.updated & IW_QUAL_LEVEL_INVALID) { + line++; + } else { signal = ewma(signal, cur.dbm.signal, conf.meter_decay / 100.0); - line += offset; mvwaddstr(w_levels, line++, 1, "signal level: "); - sprintf(tmp, "%.0f dBm (%s) ", signal, dbm2units(signal)); waddstr_b(w_levels, tmp); + waddbar(w_levels, line, signal, conf.sig_min, conf.sig_max, lvlscale, true); - if (conf.lthreshold_action) waddthreshold(w_levels, line, signal, conf.lthreshold, conf.sig_min, conf.sig_max, lvlscale, '>'); if (conf.hthreshold_action) waddthreshold(w_levels, line, signal, conf.hthreshold, conf.sig_min, conf.sig_max, lvlscale, '<'); + line++; } - if (!offset) { + if (! (cur.stat.qual.updated & IW_QUAL_NOISE_INVALID)) { noise = ewma(noise, cur.dbm.noise, conf.meter_decay / 100.0); - line += 1; mvwaddstr(w_levels, line++, 1, "noise level: "); - sprintf(tmp, "%.0f dBm (%s) ", noise, dbm2units(noise)); waddstr_b(w_levels, tmp); + waddbar(w_levels, line++, noise, conf.noise_min, conf.noise_max, nscale, false); /* - * Since we make sure (in iw_if.c) that invalid noise levels always + * Since we make sure (in iw_if.c) that invalid signal levels always * imply invalid noise levels, we can display a valid SNR here. */ - mvwaddstr(w_levels, line++, 1, "signal-to-noise ratio: "); - ssnr = ewma(ssnr, cur.dbm.signal - cur.dbm.noise, conf.meter_decay / 100.0); + + mvwaddstr(w_levels, line++, 1, "signal-to-noise ratio: "); if (ssnr > 0) waddstr_b(w_levels, "+"); sprintf(tmp, "%.0f dB ", ssnr); waddstr_b(w_levels, tmp); - waddbar(w_levels, 8, ssnr, 0, 110, snrscale, true); + + waddbar(w_levels, line, ssnr, 0, 110, snrscale, true); } + +done_levels: wrefresh(w_levels); } @@ -135,7 +139,7 @@ static void display_stats(void) struct if_stat nstat; char tmp[0x100]; - if_getstat(conf.ifname, &nstat); + if_getstat(conf_ifname(), &nstat); /* * Interface RX stats @@ -156,14 +160,14 @@ static void display_stats(void) waddstr_b(w_stats, tmp); waddstr(w_stats, " crypt, "); - if (cur.range.we_version_compiled > 11) { - sprintf(tmp, "%'u", cur.stat.discard.fragment); - waddstr_b(w_stats, tmp); - waddstr(w_stats, " frag, "); - } + sprintf(tmp, "%'u", cur.stat.discard.fragment); + waddstr_b(w_stats, tmp); + waddstr(w_stats, " frag, "); + sprintf(tmp, "%'u", cur.stat.discard.misc); waddstr_b(w_stats, tmp); waddstr(w_stats, " misc"); + wclrtoborder(w_stats); /* @@ -175,39 +179,37 @@ static void display_stats(void) byte_units(nstat.tx_bytes)); waddstr_b(w_stats, tmp); - if (cur.range.we_version_compiled > 11) { - waddstr(w_stats, ", mac retries: "); - sprintf(tmp, "%'u", cur.stat.discard.retries); - waddstr_b(w_stats, tmp); + waddstr(w_stats, ", mac retries: "); + sprintf(tmp, "%'u", cur.stat.discard.retries); + waddstr_b(w_stats, tmp); + + waddstr(w_stats, ", missed beacons: "); + sprintf(tmp, "%'u", cur.stat.miss.beacon); + waddstr_b(w_stats, tmp); - waddstr(w_stats, ", missed beacons: "); - sprintf(tmp, "%'u", cur.stat.miss.beacon); - waddstr_b(w_stats, tmp); - } wclrtoborder(w_stats); wrefresh(w_stats); } -static void redraw_stats(void) -{ - display_levels(); - display_stats(); -} - static void display_info(WINDOW *w_if, WINDOW *w_info) { struct iw_dyn_info info; char tmp[0x100]; int i; - iw_getinf_dyn(conf.ifname, &info); + dyn_info_get(&info, conf_ifname(), &cur.range); wmove(w_if, 1, 1); - sprintf(tmp, "%s (%s)", conf.ifname, info.name); - waddstr_b(w_if, tmp); + waddstr_b(w_if, conf_ifname()); + if (cur.range.enc_capa & IW_WPA_MASK) + sprintf(tmp, " (%s, %s)", info.name, format_wpa(&cur.range)); + else + sprintf(tmp, " (%s)", info.name); + waddstr(w_if, tmp); if (info.cap_essid) { - waddstr(w_if, ", ESSID: "); + waddstr_b(w_if, ","); + waddstr(w_if, " ESSID: "); if (info.essid_ct > 1) sprintf(tmp, "\"%s\" [%d]", info.essid, info.essid_ct); @@ -264,13 +266,16 @@ static void display_info(WINDOW *w_if, WINDOW *w_info) cur.range.sensitivity); waddstr_b(w_info, tmp); } - + wclrtoborder(w_info); wmove(w_info, 2, 1); - if (info.cap_freq) { + if (info.cap_freq && info.freq < 256) + info.freq = channel_to_freq(info.freq, &cur.range); + if (info.cap_freq && info.freq > 1e3) { waddstr(w_info, "freq: "); sprintf(tmp, "%g GHz", info.freq / 1.0e9); waddstr_b(w_info, tmp); + i = freq_to_channel(info.freq, &cur.range); if (i >= 0) { waddstr(w_info, ", channel: "); @@ -283,12 +288,13 @@ static void display_info(WINDOW *w_if, WINDOW *w_info) if (! (info.mode >= IW_MODE_MASTER && info.mode <= IW_MODE_MONITOR)) { waddstr(w_info, ", bitrate: "); - if (info.cap_bitrate) { + if (info.bitrate) { sprintf(tmp, "%g Mbit/s", info.bitrate / 1.0e6); waddstr_b(w_info, tmp); } else waddstr(w_info, "n/a"); } + wclrtoborder(w_info); wmove(w_info, 3, 1); waddstr(w_info, "power mgt: "); @@ -310,6 +316,7 @@ static void display_info(WINDOW *w_if, WINDOW *w_info) waddstr(w_info, ", TX-power: "); waddstr_b(w_info, format_txpower(&info.txpower)); } + wclrtoborder(w_info); wmove(w_info, 4, 1); waddstr(w_info, "retry: "); @@ -326,8 +333,9 @@ static void display_info(WINDOW *w_if, WINDOW *w_info) else sprintf(tmp, "%d B", info.rts.value); waddstr_b(w_info, tmp); - } else + } else { waddstr(w_info, "rts/cts: n/a"); + } waddstr(w_info, ", "); if (info.cap_frag) { @@ -337,32 +345,68 @@ static void display_info(WINDOW *w_if, WINDOW *w_info) else sprintf(tmp, "%d B", info.frag.value); waddstr_b(w_info, tmp); - } else + } else { waddstr(w_info, "frag: n/a"); + } + wclrtoborder(w_info); wmove(w_info, 5, 1); waddstr(w_info, "encryption: "); - if (info.cap_key) { - if (info.key_flags & IW_ENCODE_DISABLED || info.key_size == 0) { - waddstr_b(w_info, "off"); - } else { - char *key = format_key(info.key, info.key_size); + if (info.keys) { + int cnt = dyn_info_active_keys(&info); - waddstr_b(w_info, curtail(key, "..", MAXXLEN / 2)); + if (cnt == 0) { + waddstr_b(w_info, "off (no key set)"); + } else if (info.active_key) { + i = info.active_key - 1; + waddstr_b(w_info, curtail(format_key(info.keys + i), + "..", MAXXLEN/2)); - i = info.key_flags & IW_ENCODE_INDEX; - if (i > 1) { - sprintf(tmp, " [%d]", i); - waddstr_b(w_info, tmp); - } - if (info.key_flags & IW_ENCODE_RESTRICTED) + if (info.keys[i].flags & IW_ENCODE_RESTRICTED) waddstr(w_info, ", restricted"); - if (info.key_flags & IW_ENCODE_OPEN) + if (info.keys[i].flags & IW_ENCODE_OPEN) waddstr(w_info, ", open"); + + /* First key = default */ + if (cnt > 1 || info.active_key != 1) { + sprintf(tmp, " [%d]", info.active_key); + waddstr_b(w_info, tmp); + } + if (cnt > 1) { + sprintf(tmp, " (%d other key%s)", cnt - 1, + cnt == 2 ? "" : "s"); + waddstr(w_info, tmp); + } + } else if (dyn_info_wep_keys(&info) == cnt) { + waddstr_b(w_info, "off "); + sprintf(tmp, "(%d disabled WEP key%s)", cnt, + cnt == 1 ? "" : "s"); + waddstr(w_info, tmp); + } else { + uint8_t j = 0, k = 0; + + do if (info.keys[j].size && + !(info.keys[j].flags & IW_ENCODE_DISABLED)) + info.keys[k++].size = info.keys[j].size; + while (k < cnt && ++j < info.nkeys); + + if (cnt == 1) + j = sprintf(tmp, "1 key (index #%u), ", j + 1); + else + j = sprintf(tmp, "%d keys with ", k); + for (i = 0; i < k; i++) + j += sprintf(tmp + j, "%s%d", i ? "/" : "", + info.keys[i].size * 8); + sprintf(tmp + j, " bits"); + waddstr_b(w_info, tmp); } - } else - waddstr(w_info, "n/a"); + } else if (has_net_admin_capability()) { + waddstr(w_info, "no information available"); + } else { + waddstr(w_info, "n/a (requires CAP_NET_ADMIN permissions)"); + } + dyn_info_cleanup(&info); wclrtoborder(w_info); wrefresh(w_info); } @@ -372,62 +416,139 @@ static void display_netinfo(WINDOW *w_net) struct if_info info; char tmp[0x40]; - if_getinf(conf.ifname, &info); + if_getinf(conf_ifname(), &info); - mvwaddstr(w_net, 1, 1, "ip: "); - sprintf(tmp, "%s/%u", inet_ntoa(info.addr), - prefix_len(&info.netmask)); - waddstr_b(w_net, tmp); + wmove(w_net, 1, 1); + wclrtoborder(w_net); + if (getmaxy(w_net) == WH_NET_MAX) { + waddstr(w_net, conf_ifname()); + + waddstr_b(w_net, " ("); + waddstr(w_net, info.flags & IFF_UP ? "UP" : "DOWN"); + if (info.flags & IFF_RUNNING) /* Interface RFC2863 OPER_UP */ + waddstr(w_net, " RUNNING"); +#ifdef IFF_LOWER_UP /* Linux 2.6.17 */ + if (info.flags & IFF_LOWER_UP) /* Driver signals L1 up */ + waddstr(w_net, " LOWER_UP"); +#endif +#ifdef IFF_DORMANT /* Linux 2.6.17 */ + if (info.flags & IFF_DORMANT) /* Driver signals dormant */ + waddstr(w_net, " DORMANT"); +#endif + if (info.flags & IFF_MASTER) /* Master of a load balancer */ + waddstr(w_net, " MASTER"); + if (info.flags & IFF_SLAVE) /* Slave of a load balancer */ + waddstr(w_net, " SLAVE"); + if (info.flags & IFF_POINTOPOINT) /* Is a point-to-point link */ + waddstr(w_net, " POINTOPOINT"); + if (info.flags & IFF_DYNAMIC) /* Address is volatile */ + waddstr(w_net, " DYNAMIC"); + if (info.flags & IFF_BROADCAST) /* Valid broadcast address set */ + waddstr(w_net, " BROADCAST"); + if (info.flags & IFF_MULTICAST) /* Supports multicast */ + waddstr(w_net, " MULTICAST"); + if (info.flags & IFF_ALLMULTI) /* Receive all mcast packets */ + waddstr(w_net, " ALLMULTI"); + if (info.flags & IFF_NOARP) /* No ARP protocol */ + waddstr(w_net, " NOARP"); + if (info.flags & IFF_NOTRAILERS) /* Avoid use of trailers */ + waddstr(w_net, " NOTRAILERS"); + if (info.flags & IFF_PROMISC) /* Is in promiscuous mode */ + waddstr(w_net, " PROMISC"); + if (info.flags & IFF_DEBUG) /* Internal debugging flag */ + waddstr(w_net, " DEBUG"); + waddstr_b(w_net, ")"); + + wmove(w_net, 2, 1); + wclrtoborder(w_net); + } + waddstr(w_net, "mac: "); + waddstr_b(w_net, ether_lookup(&info.hwaddr)); - waddstr(w_net, ", bcast: "); - waddstr_b(w_net, inet_ntoa(info.bcast)); + if (getmaxy(w_net) == WH_NET_MAX) { + waddstr(w_net, ", qlen: "); + sprintf(tmp, "%u", info.txqlen); + waddstr_b(w_net, tmp); - waddstr(w_net, ", mac: "); - waddstr_b(w_net, ether_addr(&info.hwaddr)); + wmove(w_net, 3, 1); + wclrtoborder(w_net); + } else { + waddstr(w_net, ", "); + } + waddstr(w_net, "ip: "); + + if (!info.addr.s_addr) { + waddstr_b(w_net, "n/a"); + } else { + sprintf(tmp, "%s/%u", inet_ntoa(info.addr), + prefix_len(&info.netmask)); + waddstr_b(w_net, tmp); + + /* only show bcast address if not set to the obvious default */ + if (info.bcast.s_addr != + (info.addr.s_addr | ~info.netmask.s_addr)) { + waddstr(w_net, ", bcast: "); + waddstr_b(w_net, inet_ntoa(info.bcast)); + } + } + + /* 802.11 MTU may be greater than Ethernet MTU (1500) */ + if (info.mtu && info.mtu != ETH_DATA_LEN) { + waddstr(w_net, ", mtu: "); + sprintf(tmp, "%u", info.mtu); + waddstr_b(w_net, tmp); + } - wclrtoborder(w_net); wrefresh(w_net); } -enum wavemon_screen scr_info(WINDOW *w_menu) +static void redraw_stat_levels(int signum) { - WINDOW *w_if, *w_info, *w_net; - struct timer t1; - int key = 0; + sampling_do_poll(); + display_levels(); + display_stats(); +} - w_if = newwin_title(0, 2, "Interface", true); - w_levels = newwin_title(2, 9, "Levels", true); - w_stats = newwin_title(11, 3, "Statistics", true); - w_info = newwin_title(14, 6, "Info", true); - w_net = newwin_title(20, 3, "Network", false); +void scr_info_init(void) +{ + int line = 0; + + w_if = newwin_title(line, WH_IFACE, "Interface", true); + line += WH_IFACE; + w_levels = newwin_title(line, WH_LEVEL, "Levels", true); + line += WH_LEVEL; + w_stats = newwin_title(line, WH_STATS, "Statistics", true); + line += WH_STATS; + w_info = newwin_title(line, WH_INFO_MIN, "Info", true); + line += WH_INFO_MIN; + if (LINES >= WH_INFO_SCR_MIN + (WH_NET_MAX - WH_NET_MIN)) + w_net = newwin_title(line, WH_NET_MAX, "Network", false); + else + w_net = newwin_title(line, WH_NET_MIN, "Network", false); display_info(w_if, w_info); display_netinfo(w_net); + start_timer(&dyn_updates, conf.info_iv * 1000000); + sampling_init(redraw_stat_levels); +} - iw_stat_redraw = redraw_stats; - - while (key < KEY_F(1) || key > KEY_F(10)) { +int scr_info_loop(WINDOW *w_menu) +{ + if (end_timer(&dyn_updates)) { display_info(w_if, w_info); display_netinfo(w_net); - - start_timer(&t1, conf.info_iv * 1000000); - while (!end_timer(&t1) && (key = wgetch(w_menu)) <= 0) - sleep(1); - - /* Keyboard shortcuts */ - if (key == 'q') - key = KEY_F(10); - else if (key == 'i') - key = KEY_F(1); + start_timer(&dyn_updates, conf.info_iv * 1000000); } + return wgetch(w_menu); +} - iw_stat_redraw = NULL; +void scr_info_fini(void) +{ + sampling_stop(); - delwin(w_if); - delwin(w_levels); - delwin(w_stats); - delwin(w_info); delwin(w_net); - - return key - KEY_F(1); + delwin(w_info); + delwin(w_stats); + delwin(w_levels); + delwin(w_if); } |