5 function printf(fmt, ...)
6 print(string.format(fmt, ...))
25 function print_info(api, dev)
26 local iw = iwinfo[api]
27 local enc = iw.encryption(dev)
29 printf("%-9s Type: %s ESSID: \"%s\"",
30 dev, api, s(iw.ssid(dev)))
32 printf(" Access Point: %s",
35 printf(" Mode: %s Channel: %d (%.3f GHz)",
36 iw.mode(dev), n(iw.channel(dev)), n(iw.frequency(dev)) / 1000)
38 printf(" Tx-Power: %s dBm Link Quality: %s/%s",
39 s(iw.txpower(dev)), s(iw.quality(dev)), s(iw.quality_max(dev)))
41 printf(" Signal: %s dBm Noise: %s dBm",
42 s(iw.signal(dev)), s(iw.noise(dev)))
44 printf(" Bit Rate: %.1f MBit/s",
45 n(iw.bitrate(dev)) / 1000)
47 printf(" Encryption: %s",
48 s(enc and enc.description))
53 function print_scan(api, dev)
54 local iw = iwinfo[api]
55 local sr = iw.scanlist(dev)
58 if sr and #sr > 0 then
59 for si, se in ipairs(sr) do
60 printf("Cell %02d - Address: %s", si, se.bssid)
61 printf(" ESSID: \"%s\"",
64 printf(" Mode: %s Channel: %d",
65 s(se.mode), n(se.channel))
67 printf(" Signal: %s dBm Quality: %d/%d",
68 s(se.signal), n(se.quality), n(se.quality_max))
70 printf(" Encryption: %s",
71 s(se.encryption.description))
76 print("No scan results or scanning not possible")
81 function print_txpwrlist(api, dev)
82 local iw = iwinfo[api]
83 local pl = iw.txpwrlist(dev)
84 local cp = n(iw.txpower(dev))
87 if pl and #pl > 0 then
88 for _, pe in ipairs(pl) do
89 printf("%s%3d dBm (%4d mW)",
90 (cp == pe.dbm) and "*" or " ",
94 print("No TX power information available")
100 function print_freqlist(api, dev)
101 local iw = iwinfo[api]
102 local fl = iw.freqlist(dev)
103 local cc = n(iw.channel(dev))
106 if fl and #fl > 0 then
107 for _, fe in ipairs(fl) do
108 printf("%s %.3f GHz (Channel %d)",
109 (cc == fe.channel) and "*" or " ",
110 n(fe.mhz) / 1000, n(fe.channel))
113 print("No frequency information available")
119 function print_assoclist(api, dev)
120 local iw = iwinfo[api]
121 local al = iw.assoclist(dev)
124 if al and next(al) then
125 for ai, ae in pairs(al) do
126 printf("%s %s dBm", ai, s(ae.signal))
129 print("No client connected or no information available")
135 function print_countrylist(api, dev)
136 local iw = iwinfo[api]
137 local cl = iw.countrylist(dev)
138 local cc = iw.country(dev)
141 if cl and #cl > 0 then
142 for _, ce in ipairs(cl) do
144 (cc == ce.alpha2) and "*" or " ",
148 print("No country code information available")
157 print(" iwinfo <device> info")
158 print(" iwinfo <device> scan")
159 print(" iwinfo <device> txpowerlist")
160 print(" iwinfo <device> freqlist")
161 print(" iwinfo <device> assoclist")
162 print(" iwinfo <device> countrylist")
167 local api = iwinfo.type(dev)
169 print("No such wireless device: " .. dev)
174 if arg[2]:match("^i") then
177 elseif arg[2]:match("^s") then
180 elseif arg[2]:match("^t") then
181 print_txpwrlist(api, dev)
183 elseif arg[2]:match("^f") then
184 print_freqlist(api, dev)
186 elseif arg[2]:match("^a") then
187 print_assoclist(api, dev)
189 elseif arg[2]:match("^c") then
190 print_countrylist(api, dev)
193 print("Unknown command: " .. arg[2])