]> git.ipfire.org Git - thirdparty/iw.git/blame - info.c
projects / thirdparty / iw.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
iw: update extended features in info
[thirdparty/iw.git] / info.c
CommitLineData
21878f36 1#include <stdbool.h>
2ef1be68 2
79f99b9a
JB		 3#include <netlink/genl/genl.h>
4#include <netlink/genl/family.h>
5#include <netlink/genl/ctrl.h>
6#include <netlink/msg.h>
7#include <netlink/attr.h>
79f99b9a 8
f408e01b 9#include "nl80211.h"
79f99b9a
JB		 10#include "iw.h"
11
12static void print_flag(const char *name, int *open)
13{
14 if (!*open)
15 printf(" (");
16 else
17 printf(", ");
69283122 18 printf("%s", name);
79f99b9a
JB		 19 *open = 1;
20}
21
810e05c3
JB		 22static char *cipher_name(__u32 c)
23{
24 static char buf[20];
25
26 switch (c) {
27 case 0x000fac01:
28 return "WEP40 (00-0f-ac:1)";
29 case 0x000fac05:
30 return "WEP104 (00-0f-ac:5)";
31 case 0x000fac02:
32 return "TKIP (00-0f-ac:2)";
33 case 0x000fac04:
b0c5a4a3 34 return "CCMP-128 (00-0f-ac:4)";
810e05c3
JB		 35 case 0x000fac06:
36 return "CMAC (00-0f-ac:6)";
a8b3da9d 37 case 0x000fac08:
b0c5a4a3
MM		 38 return "GCMP-128 (00-0f-ac:8)";
39 case 0x000fac09:
40 return "GCMP-256 (00-0f-ac:9)";
41 case 0x000fac0a:
42 return "CCMP-256 (00-0f-ac:10)";
43 case 0x000fac0b:
44 return "GMAC-128 (00-0f-ac:11)";
45 case 0x000fac0c:
46 return "GMAC-256 (00-0f-ac:12)";
47 case 0x000fac0d:
48 return "CMAC-256 (00-0f-ac:13)";
810e05c3
JB		 49 case 0x00147201:
50 return "WPI-SMS4 (00-14-72:1)";
51 default:
52 sprintf(buf, "%.2x-%.2x-%.2x:%d",
53 c >> 24, (c >> 16) & 0xff,
54 (c >> 8) & 0xff, c & 0xff);
55
56 return buf;
57 }
58}
59
f0e30bd5
JD		 60static int ext_feature_isset(const unsigned char *ext_features, int ext_features_len,
61 enum nl80211_ext_feature_index ftidx)
62{
63 unsigned char ft_byte;
64
65 if ((int) ftidx / 8 >= ext_features_len)
66 return 0;
67
68 ft_byte = ext_features[ftidx / 8];
69 return (ft_byte & BIT(ftidx % 8)) != 0;
70}
71
02b53ea2
JB		 72static void _ext_feat_print(const struct nlattr *tb,
73 enum nl80211_ext_feature_index idx,
74 const char *feature_name, const char *feature_desc)
c1bdfe6a
DL		 75{
76 if (ext_feature_isset(nla_data(tb), nla_len(tb),idx))
77 printf("\t\t* [ %s ]: %s\n", feature_name, feature_desc);
78}
02b53ea2
JB		 79#define ext_feat_print(tb, name, desc) \
80 _ext_feat_print(tb, NL80211_EXT_FEATURE_##name, #name, desc)
c1bdfe6a 81
79f99b9a
JB		 82static int print_phy_handler(struct nl_msg *msg, void *arg)
83{
84 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
85 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
86
87 struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1];
88
89 struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1];
90 static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
91 [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 },
92 [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG },
f0c48e7b
IP		 93 [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG },
94 [__NL80211_FREQUENCY_ATTR_NO_IBSS] = { .type = NLA_FLAG },
79f99b9a 95 [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG },
c1081c20 96 [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 },
79f99b9a
JB		 97 };
98
99 struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1];
100 static struct nla_policy rate_policy[NL80211_BITRATE_ATTR_MAX + 1] = {
101 [NL80211_BITRATE_ATTR_RATE] = { .type = NLA_U32 },
102 [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE] = { .type = NLA_FLAG },
103 };
104
105 struct nlattr *nl_band;
106 struct nlattr *nl_freq;
107 struct nlattr *nl_rate;
6367e71a 108 struct nlattr *nl_mode;
9990c1e9 109 struct nlattr *nl_cmd;
9a4a14bd 110 struct nlattr *nl_if, *nl_ftype;
9a4a14bd 111 int rem_band, rem_freq, rem_rate, rem_mode, rem_cmd, rem_ftype, rem_if;
79f99b9a 112 int open;
fb70e110
JB		 113 /*
114 * static variables only work here, other applications need to use the
115 * callback pointer and store them there so they can be multithreaded
116 * and/or have multiple netlink sockets, etc.
117 */
118 static int64_t phy_id = -1;
119 static int last_band = -1;
120 static bool band_had_freq = false;
121 bool print_name = true;
79f99b9a
JB		 122
123 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
124 genlmsg_attrlen(gnlh, 0), NULL);
125
fb70e110
JB		 126 if (tb_msg[NL80211_ATTR_WIPHY]) {
127 if (nla_get_u32(tb_msg[NL80211_ATTR_WIPHY]) == phy_id)
128 print_name = false;
129 else
130 last_band = -1;
131 phy_id = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY]);
132 }
133 if (print_name && tb_msg[NL80211_ATTR_WIPHY_NAME])
d631650b
JB		 134 printf("Wiphy %s\n", nla_get_string(tb_msg[NL80211_ATTR_WIPHY_NAME]));
135
11c35aef
BN		 136 if (print_name && tb_msg[NL80211_ATTR_WIPHY])
137 printf("\twiphy index: %u\n", nla_get_u32(tb_msg[NL80211_ATTR_WIPHY]));
138
fb70e110
JB		 139 /* needed for split dump */
140 if (tb_msg[NL80211_ATTR_WIPHY_BANDS]) {
141 nla_for_each_nested(nl_band, tb_msg[NL80211_ATTR_WIPHY_BANDS], rem_band) {
142 if (last_band != nl_band->nla_type) {
143 printf("\tBand %d:\n", nl_band->nla_type + 1);
144 band_had_freq = false;
ee9cd987 145 }
fb70e110 146 last_band = nl_band->nla_type;
48aaf2d9 147
fb70e110
JB		 148 nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band),
149 nla_len(nl_band), NULL);
48aaf2d9 150
fb70e110
JB		 151 if (tb_band[NL80211_BAND_ATTR_HT_CAPA]) {
152 __u16 cap = nla_get_u16(tb_band[NL80211_BAND_ATTR_HT_CAPA]);
153 print_ht_capability(cap);
154 }
155 if (tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR]) {
156 __u8 exponent = nla_get_u8(tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR]);
157 print_ampdu_length(exponent);
158 }
159 if (tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY]) {
160 __u8 spacing = nla_get_u8(tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY]);
161 print_ampdu_spacing(spacing);
162 }
163 if (tb_band[NL80211_BAND_ATTR_HT_MCS_SET] &&
164 nla_len(tb_band[NL80211_BAND_ATTR_HT_MCS_SET]) == 16)
165 print_ht_mcs(nla_data(tb_band[NL80211_BAND_ATTR_HT_MCS_SET]));
166 if (tb_band[NL80211_BAND_ATTR_VHT_CAPA] &&
167 tb_band[NL80211_BAND_ATTR_VHT_MCS_SET])
168 print_vht_info(nla_get_u32(tb_band[NL80211_BAND_ATTR_VHT_CAPA]),
169 nla_data(tb_band[NL80211_BAND_ATTR_VHT_MCS_SET]));
c741be9f
JC		 170 if (tb_band[NL80211_BAND_ATTR_IFTYPE_DATA]) {
171 struct nlattr *nl_iftype;
172 int rem_band;
fb70e110 173
c741be9f
JC		 174 nla_for_each_nested(nl_iftype, tb_band[NL80211_BAND_ATTR_IFTYPE_DATA], rem_band)
175 print_he_info(nl_iftype);
176 }
fb70e110
JB		 177 if (tb_band[NL80211_BAND_ATTR_FREQS]) {
178 if (!band_had_freq) {
179 printf("\t\tFrequencies:\n");
180 band_had_freq = true;
181 }
182 nla_for_each_nested(nl_freq, tb_band[NL80211_BAND_ATTR_FREQS], rem_freq) {
183 uint32_t freq;
184 nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX, nla_data(nl_freq),
185 nla_len(nl_freq), freq_policy);
186 if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
187 continue;
188 freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]);
189 printf("\t\t\t* %d MHz [%d]", freq, ieee80211_frequency_to_channel(freq));
190
191 if (tb_freq[NL80211_FREQUENCY_ATTR_MAX_TX_POWER] &&
192 !tb_freq[NL80211_FREQUENCY_ATTR_DISABLED])
193 printf(" (%.1f dBm)", 0.01 * nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_MAX_TX_POWER]));
194
195 open = 0;
196 if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED]) {
197 print_flag("disabled", &open);
198 goto next;
199 }
f0c48e7b
IP		 200
201 /* If both flags are set assume an new kernel */
202 if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR] && tb_freq[__NL80211_FREQUENCY_ATTR_NO_IBSS]) {
203 print_flag("no IR", &open);
204 } else if (tb_freq[NL80211_FREQUENCY_ATTR_PASSIVE_SCAN]) {
205 print_flag("passive scan", &open);
206 } else if (tb_freq[__NL80211_FREQUENCY_ATTR_NO_IBSS]){
207 print_flag("no ibss", &open);
208 }
209
fb70e110
JB		 210 if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR])
211 print_flag("radar detection", &open);
212next:
213 if (open)
214 printf(")");
215 printf("\n");
48aaf2d9 216 }
48aaf2d9 217 }
79f99b9a 218
fb70e110
JB		 219 if (tb_band[NL80211_BAND_ATTR_RATES]) {
220 printf("\t\tBitrates (non-HT):\n");
221 nla_for_each_nested(nl_rate, tb_band[NL80211_BAND_ATTR_RATES], rem_rate) {
222 nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX, nla_data(nl_rate),
223 nla_len(nl_rate), rate_policy);
224 if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
225 continue;
226 printf("\t\t\t* %2.1f Mbps", 0.1 * nla_get_u32(tb_rate[NL80211_BITRATE_ATTR_RATE]));
227 open = 0;
228 if (tb_rate[NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE])
229 print_flag("short preamble supported", &open);
230 if (open)
231 printf(")");
232 printf("\n");
233 }
234 }
79f99b9a
JB		 235 }
236 }
237
41be37f2
JB		 238 if (tb_msg[NL80211_ATTR_MAX_NUM_SCAN_SSIDS])
239 printf("\tmax # scan SSIDs: %d\n",
240 nla_get_u8(tb_msg[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]));
f9c112b6
JB		 241 if (tb_msg[NL80211_ATTR_MAX_SCAN_IE_LEN])
242 printf("\tmax scan IEs length: %d bytes\n",
8eaa9ee5 243 nla_get_u16(tb_msg[NL80211_ATTR_MAX_SCAN_IE_LEN]));
3fce58aa
LC		 244 if (tb_msg[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS])
245 printf("\tmax # sched scan SSIDs: %d\n",
246 nla_get_u8(tb_msg[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]));
247 if (tb_msg[NL80211_ATTR_MAX_MATCH_SETS])
248 printf("\tmax # match sets: %d\n",
249 nla_get_u8(tb_msg[NL80211_ATTR_MAX_MATCH_SETS]));
9ae0d103
AS		 250 if (tb_msg[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS])
251 printf("\tmax # scan plans: %d\n",
252 nla_get_u32(tb_msg[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS]));
253 if (tb_msg[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL])
254 printf("\tmax scan plan interval: %d\n",
255 nla_get_u32(tb_msg[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL]));
256 if (tb_msg[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS])
257 printf("\tmax scan plan iterations: %d\n",
258 nla_get_u32(tb_msg[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS]));
41be37f2 259
625aa4ae
JB		 260 if (tb_msg[NL80211_ATTR_WIPHY_FRAG_THRESHOLD]) {
261 unsigned int frag;
262
263 frag = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_FRAG_THRESHOLD]);
264 if (frag != (unsigned int)-1)
265 printf("\tFragmentation threshold: %d\n", frag);
266 }
267
268 if (tb_msg[NL80211_ATTR_WIPHY_RTS_THRESHOLD]) {
269 unsigned int rts;
270
271 rts = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_RTS_THRESHOLD]);
272 if (rts != (unsigned int)-1)
273 printf("\tRTS threshold: %d\n", rts);
274 }
275
c993e6e7
UR		 276 if (tb_msg[NL80211_ATTR_WIPHY_RETRY_SHORT] ||
277 tb_msg[NL80211_ATTR_WIPHY_RETRY_LONG]) {
278 unsigned char retry_short = 0, retry_long = 0;
279
280 if (tb_msg[NL80211_ATTR_WIPHY_RETRY_SHORT])
281 retry_short = nla_get_u8(tb_msg[NL80211_ATTR_WIPHY_RETRY_SHORT]);
282 if (tb_msg[NL80211_ATTR_WIPHY_RETRY_LONG])
283 retry_long = nla_get_u8(tb_msg[NL80211_ATTR_WIPHY_RETRY_LONG]);
284 if (retry_short == retry_long) {
285 printf("\tRetry short long limit: %d\n", retry_short);
286 } else {
287 printf("\tRetry short limit: %d\n", retry_short);
288 printf("\tRetry long limit: %d\n", retry_long);
289 }
290 }
291
b2f92dd0
LT		 292 if (tb_msg[NL80211_ATTR_WIPHY_COVERAGE_CLASS]) {
293 unsigned char coverage;
294
295 coverage = nla_get_u8(tb_msg[NL80211_ATTR_WIPHY_COVERAGE_CLASS]);
296 /* See handle_distance() for an explanation where the '450' comes from */
297 printf("\tCoverage class: %d (up to %dm)\n", coverage, 450 * coverage);
298 }
299
810e05c3
JB		 300 if (tb_msg[NL80211_ATTR_CIPHER_SUITES]) {
301 int num = nla_len(tb_msg[NL80211_ATTR_CIPHER_SUITES]) / sizeof(__u32);
302 int i;
303 __u32 *ciphers = nla_data(tb_msg[NL80211_ATTR_CIPHER_SUITES]);
304 if (num > 0) {
305 printf("\tSupported Ciphers:\n");
306 for (i = 0; i < num; i++)
307 printf("\t\t* %s\n",
308 cipher_name(ciphers[i]));
309 }
310 }
311
afce7986
BR		 312 if (tb_msg[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX] &&
313 tb_msg[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX])
314 printf("\tAvailable Antennas: TX %#x RX %#x\n",
315 nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX]),
316 nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX]));
317
318 if (tb_msg[NL80211_ATTR_WIPHY_ANTENNA_TX] &&
319 tb_msg[NL80211_ATTR_WIPHY_ANTENNA_RX])
320 printf("\tConfigured Antennas: TX %#x RX %#x\n",
321 nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_TX]),
322 nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_RX]));
323
9a4a14bd
JB		 324 if (tb_msg[NL80211_ATTR_SUPPORTED_IFTYPES]) {
325 printf("\tSupported interface modes:\n");
326 nla_for_each_nested(nl_mode, tb_msg[NL80211_ATTR_SUPPORTED_IFTYPES], rem_mode)
8ef6df4f 327 printf("\t\t * %s\n", iftype_name(nla_type(nl_mode)));
9a4a14bd 328 }
6367e71a 329
1c5b4a82
JB		 330 if (tb_msg[NL80211_ATTR_SOFTWARE_IFTYPES]) {
331 printf("\tsoftware interface modes (can always be added):\n");
332 nla_for_each_nested(nl_mode, tb_msg[NL80211_ATTR_SOFTWARE_IFTYPES], rem_mode)
333 printf("\t\t * %s\n", iftype_name(nla_type(nl_mode)));
334 }
335
336 if (tb_msg[NL80211_ATTR_INTERFACE_COMBINATIONS]) {
337 struct nlattr *nl_combi;
338 int rem_combi;
f5f6f15f 339 bool have_combinations = false;
1c5b4a82
JB		 340
341 nla_for_each_nested(nl_combi, tb_msg[NL80211_ATTR_INTERFACE_COMBINATIONS], rem_combi) {
342 static struct nla_policy iface_combination_policy[NUM_NL80211_IFACE_COMB] = {
343 [NL80211_IFACE_COMB_LIMITS] = { .type = NLA_NESTED },
344 [NL80211_IFACE_COMB_MAXNUM] = { .type = NLA_U32 },
345 [NL80211_IFACE_COMB_STA_AP_BI_MATCH] = { .type = NLA_FLAG },
346 [NL80211_IFACE_COMB_NUM_CHANNELS] = { .type = NLA_U32 },
c5df9eb6 347 [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS] = { .type = NLA_U32 },
1c5b4a82
JB		 348 };
349 struct nlattr *tb_comb[NUM_NL80211_IFACE_COMB];
350 static struct nla_policy iface_limit_policy[NUM_NL80211_IFACE_LIMIT] = {
351 [NL80211_IFACE_LIMIT_TYPES] = { .type = NLA_NESTED },
352 [NL80211_IFACE_LIMIT_MAX] = { .type = NLA_U32 },
353 };
354 struct nlattr *tb_limit[NUM_NL80211_IFACE_LIMIT];
355 struct nlattr *nl_limit;
356 int err, rem_limit;
357 bool comma = false;
358
f5f6f15f
JB		 359 if (!have_combinations) {
360 printf("\tvalid interface combinations:\n");
361 have_combinations = true;
362 }
363
1c5b4a82
JB		 364 printf("\t\t * ");
365
366 err = nla_parse_nested(tb_comb, MAX_NL80211_IFACE_COMB,
367 nl_combi, iface_combination_policy);
368 if (err || !tb_comb[NL80211_IFACE_COMB_LIMITS] ||
369 !tb_comb[NL80211_IFACE_COMB_MAXNUM] ||
370 !tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]) {
371 printf(" <failed to parse>\n");
372 goto broken_combination;
373 }
374
375 nla_for_each_nested(nl_limit, tb_comb[NL80211_IFACE_COMB_LIMITS], rem_limit) {
376 bool ift_comma = false;
377
378 err = nla_parse_nested(tb_limit, MAX_NL80211_IFACE_LIMIT,
379 nl_limit, iface_limit_policy);
380 if (err || !tb_limit[NL80211_IFACE_LIMIT_TYPES]) {
381 printf("<failed to parse>\n");
382 goto broken_combination;
383 }
384
385 if (comma)
386 printf(", ");
387 comma = true;
388 printf("#{");
389
390 nla_for_each_nested(nl_mode, tb_limit[NL80211_IFACE_LIMIT_TYPES], rem_mode) {
391 printf("%s %s", ift_comma ? "," : "",
392 iftype_name(nla_type(nl_mode)));
393 ift_comma = true;
394 }
395 printf(" } <= %u", nla_get_u32(tb_limit[NL80211_IFACE_LIMIT_MAX]));
396 }
397 printf(",\n\t\t ");
398
c5df9eb6 399 printf("total <= %d, #channels <= %d%s",
1c5b4a82
JB		 400 nla_get_u32(tb_comb[NL80211_IFACE_COMB_MAXNUM]),
401 nla_get_u32(tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]),
402 tb_comb[NL80211_IFACE_COMB_STA_AP_BI_MATCH] ?
403 ", STA/AP BI must match" : "");
c5df9eb6
SW		 404 if (tb_comb[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS]) {
405 unsigned long widths = nla_get_u32(tb_comb[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS]);
406
407 if (widths) {
408 int width;
409 bool first = true;
410
411 printf(", radar detect widths: {");
412 for (width = 0; width < 32; width++)
413 if (widths & (1 << width)) {
414 printf("%s %s",
415 first ? "":",",
416 channel_width_name(width));
417 first = false;
418 }
419 printf(" }\n");
420 }
421 }
422 printf("\n");
1c5b4a82
JB		 423broken_combination:
424 ;
425 }
f5f6f15f
JB		 426
427 if (!have_combinations)
428 printf("\tinterface combinations are not supported\n");
1c5b4a82
JB		 429 }
430
9a4a14bd
JB		 431 if (tb_msg[NL80211_ATTR_SUPPORTED_COMMANDS]) {
432 printf("\tSupported commands:\n");
433 nla_for_each_nested(nl_cmd, tb_msg[NL80211_ATTR_SUPPORTED_COMMANDS], rem_cmd)
434 printf("\t\t * %s\n", command_name(nla_get_u32(nl_cmd)));
435 }
6367e71a 436
9a4a14bd
JB		 437 if (tb_msg[NL80211_ATTR_TX_FRAME_TYPES]) {
438 printf("\tSupported TX frame types:\n");
439 nla_for_each_nested(nl_if, tb_msg[NL80211_ATTR_TX_FRAME_TYPES], rem_if) {
440 bool printed = false;
441 nla_for_each_nested(nl_ftype, nl_if, rem_ftype) {
442 if (!printed)
443 printf("\t\t * %s:", iftype_name(nla_type(nl_if)));
444 printed = true;
58e34341 445 printf(" 0x%.2x", nla_get_u16(nl_ftype));
9a4a14bd
JB		 446 }
447 if (printed)
448 printf("\n");
449 }
450 }
9990c1e9 451
9a4a14bd
JB		 452 if (tb_msg[NL80211_ATTR_RX_FRAME_TYPES]) {
453 printf("\tSupported RX frame types:\n");
454 nla_for_each_nested(nl_if, tb_msg[NL80211_ATTR_RX_FRAME_TYPES], rem_if) {
455 bool printed = false;
456 nla_for_each_nested(nl_ftype, nl_if, rem_ftype) {
457 if (!printed)
458 printf("\t\t * %s:", iftype_name(nla_type(nl_if)));
459 printed = true;
58e34341 460 printf(" 0x%.2x", nla_get_u16(nl_ftype));
9a4a14bd
JB		 461 }
462 if (printed)
463 printf("\n");
464 }
465 }
9990c1e9 466
3ff24563 467 if (tb_msg[NL80211_ATTR_SUPPORT_IBSS_RSN])
83f10169 468 printf("\tDevice supports RSN-IBSS.\n");
3ff24563
JB		 469
470 if (tb_msg[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED]) {
471 struct nlattr *tb_wowlan[NUM_NL80211_WOWLAN_TRIG];
472 static struct nla_policy wowlan_policy[NUM_NL80211_WOWLAN_TRIG] = {
473 [NL80211_WOWLAN_TRIG_ANY] = { .type = NLA_FLAG },
474 [NL80211_WOWLAN_TRIG_DISCONNECT] = { .type = NLA_FLAG },
475 [NL80211_WOWLAN_TRIG_MAGIC_PKT] = { .type = NLA_FLAG },
1c8f49c5 476 [NL80211_WOWLAN_TRIG_PKT_PATTERN] = { .minlen = 12 },
3a6636b1
JB		 477 [NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED] = { .type = NLA_FLAG },
478 [NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE] = { .type = NLA_FLAG },
479 [NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST] = { .type = NLA_FLAG },
480 [NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE] = { .type = NLA_FLAG },
481 [NL80211_WOWLAN_TRIG_RFKILL_RELEASE] = { .type = NLA_FLAG },
4888e6ba 482 [NL80211_WOWLAN_TRIG_NET_DETECT] = { .type = NLA_U32 },
819b78cc 483 [NL80211_WOWLAN_TRIG_TCP_CONNECTION] = { .type = NLA_NESTED },
3ff24563 484 };
c82868da 485 struct nl80211_pattern_support *pat;
3ff24563
JB		 486 int err;
487
488 err = nla_parse_nested(tb_wowlan, MAX_NL80211_WOWLAN_TRIG,
489 tb_msg[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED],
490 wowlan_policy);
491 printf("\tWoWLAN support:");
492 if (err) {
493 printf(" <failed to parse>\n");
494 } else {
495 printf("\n");
496 if (tb_wowlan[NL80211_WOWLAN_TRIG_ANY])
3a6636b1 497 printf("\t\t * wake up on anything (device continues operating normally)\n");
3ff24563 498 if (tb_wowlan[NL80211_WOWLAN_TRIG_DISCONNECT])
3a6636b1 499 printf("\t\t * wake up on disconnect\n");
3ff24563 500 if (tb_wowlan[NL80211_WOWLAN_TRIG_MAGIC_PKT])
3a6636b1 501 printf("\t\t * wake up on magic packet\n");
3ff24563 502 if (tb_wowlan[NL80211_WOWLAN_TRIG_PKT_PATTERN]) {
0ee571d5
JB		 503 unsigned int len = nla_len(tb_wowlan[NL80211_WOWLAN_TRIG_PKT_PATTERN]);
504
3ff24563 505 pat = nla_data(tb_wowlan[NL80211_WOWLAN_TRIG_PKT_PATTERN]);
1c8f49c5
AK		 506 printf("\t\t * wake up on pattern match, up to %u patterns of %u-%u bytes,\n"
507 "\t\t maximum packet offset %u bytes\n",
508 pat->max_patterns, pat->min_pattern_len, pat->max_pattern_len,
0ee571d5 509 len < sizeof(*pat) ? 0 : pat->max_pkt_offset);
3ff24563 510 }
3a6636b1
JB		 511 if (tb_wowlan[NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED])
512 printf("\t\t * can do GTK rekeying\n");
513 if (tb_wowlan[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE])
514 printf("\t\t * wake up on GTK rekey failure\n");
515 if (tb_wowlan[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST])
516 printf("\t\t * wake up on EAP identity request\n");
517 if (tb_wowlan[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE])
518 printf("\t\t * wake up on 4-way handshake\n");
519 if (tb_wowlan[NL80211_WOWLAN_TRIG_RFKILL_RELEASE])
520 printf("\t\t * wake up on rfkill release\n");
d516c5bc 521 if (tb_wowlan[NL80211_WOWLAN_TRIG_NET_DETECT])
4888e6ba
LC		 522 printf("\t\t * wake up on network detection, up to %d match sets\n",
523 nla_get_u32(tb_wowlan[NL80211_WOWLAN_TRIG_NET_DETECT]));
819b78cc
JB		 524 if (tb_wowlan[NL80211_WOWLAN_TRIG_TCP_CONNECTION])
525 printf("\t\t * wake up on TCP connection\n");
3ff24563 526 }
83f10169
JB		 527 }
528
2e4f65ca
JB		 529 if (tb_msg[NL80211_ATTR_ROAM_SUPPORT])
530 printf("\tDevice supports roaming.\n");
531
8b469995
JB		 532 if (tb_msg[NL80211_ATTR_SUPPORT_AP_UAPSD])
533 printf("\tDevice supports AP-side u-APSD.\n");
534
a82abc2c
BG		 535 if (tb_msg[NL80211_ATTR_HT_CAPABILITY_MASK]) {
536 struct ieee80211_ht_cap *cm;
0ee571d5
JB		 537 unsigned int len = nla_len(tb_msg[NL80211_ATTR_HT_CAPABILITY_MASK]);
538
a82abc2c 539 printf("\tHT Capability overrides:\n");
0ee571d5 540 if (len >= sizeof(*cm)) {
a82abc2c
BG		 541 cm = nla_data(tb_msg[NL80211_ATTR_HT_CAPABILITY_MASK]);
542 printf("\t\t * MCS: %02hhx %02hhx %02hhx %02hhx %02hhx %02hhx"
543 " %02hhx %02hhx %02hhx %02hhx\n",
544 cm->mcs.rx_mask[0], cm->mcs.rx_mask[1],
545 cm->mcs.rx_mask[2], cm->mcs.rx_mask[3],
546 cm->mcs.rx_mask[4], cm->mcs.rx_mask[5],
547 cm->mcs.rx_mask[6], cm->mcs.rx_mask[7],
548 cm->mcs.rx_mask[8], cm->mcs.rx_mask[9]);
549 if (cm->cap_info & htole16(IEEE80211_HT_CAP_MAX_AMSDU))
550 printf("\t\t * maximum A-MSDU length\n");
551 if (cm->cap_info & htole16(IEEE80211_HT_CAP_SUP_WIDTH_20_40))
552 printf("\t\t * supported channel width\n");
553 if (cm->cap_info & htole16(IEEE80211_HT_CAP_SGI_40))
554 printf("\t\t * short GI for 40 MHz\n");
555 if (cm->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR)
556 printf("\t\t * max A-MPDU length exponent\n");
557 if (cm->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY)
558 printf("\t\t * min MPDU start spacing\n");
559 } else {
560 printf("\tERROR: capabilities mask is too short, expected: %d, received: %d\n",
561 (int)(sizeof(*cm)),
562 (int)(nla_len(tb_msg[NL80211_ATTR_HT_CAPABILITY_MASK])));
563 }
564 }
565
632004a0 566 if (tb_msg[NL80211_ATTR_FEATURE_FLAGS]) {
d28df6b4
JB		 567 unsigned int features = nla_get_u32(tb_msg[NL80211_ATTR_FEATURE_FLAGS]);
568
569 if (features & NL80211_FEATURE_SK_TX_STATUS)
632004a0 570 printf("\tDevice supports TX status socket option.\n");
d28df6b4 571 if (features & NL80211_FEATURE_HT_IBSS)
632004a0 572 printf("\tDevice supports HT-IBSS.\n");
d28df6b4
JB		 573 if (features & NL80211_FEATURE_INACTIVITY_TIMER)
574 printf("\tDevice has client inactivity timer.\n");
575 if (features & NL80211_FEATURE_CELL_BASE_REG_HINTS)
576 printf("\tDevice accepts cell base station regulatory hints.\n");
577 if (features & NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL)
578 printf("\tP2P Device uses a channel (of the concurrent ones)\n");
5973e65b
JB		 579 if (features & NL80211_FEATURE_SAE)
580 printf("\tDevice supports SAE with AUTHENTICATE command\n");
fe862239
SL		 581 if (features & NL80211_FEATURE_LOW_PRIORITY_SCAN)
582 printf("\tDevice supports low priority scan.\n");
583 if (features & NL80211_FEATURE_SCAN_FLUSH)
584 printf("\tDevice supports scan flush.\n");
afa2be2f
AQ		 585 if (features & NL80211_FEATURE_AP_SCAN)
586 printf("\tDevice supports AP scan.\n");
5973e65b
JB		 587 if (features & NL80211_FEATURE_VIF_TXPOWER)
588 printf("\tDevice supports per-vif TX power setting\n");
589 if (features & NL80211_FEATURE_NEED_OBSS_SCAN)
590 printf("\tUserspace should do OBSS scan and generate 20/40 coex reports\n");
591 if (features & NL80211_FEATURE_P2P_GO_CTWIN)
592 printf("\tP2P GO supports CT window setting\n");
593 if (features & NL80211_FEATURE_P2P_GO_OPPPS)
594 printf("\tP2P GO supports opportunistic powersave setting\n");
595 if (features & NL80211_FEATURE_FULL_AP_CLIENT_STATE)
596 printf("\tDriver supports full state transitions for AP/GO clients\n");
597 if (features & NL80211_FEATURE_USERSPACE_MPM)
598 printf("\tDriver supports a userspace MPM\n");
599 if (features & NL80211_FEATURE_ACTIVE_MONITOR)
600 printf("\tDevice supports active monitor (which will ACK incoming frames)\n");
601 if (features & NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE)
602 printf("\tDriver/device bandwidth changes during BSS lifetime (AP/GO mode)\n");
603 if (features & NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES)
604 printf("\tDevice adds DS IE to probe requests\n");
605 if (features & NL80211_FEATURE_WFA_TPC_IE_IN_PROBES)
606 printf("\tDevice adds WFA TPC Report IE to probe requests\n");
607 if (features & NL80211_FEATURE_QUIET)
608 printf("\tDevice supports quiet requests from AP\n");
609 if (features & NL80211_FEATURE_TX_POWER_INSERTION)
610 printf("\tDevice can update TPC Report IE\n");
e642142d
LB		 611 if (features & NL80211_FEATURE_ACKTO_ESTIMATION)
612 printf("\tDevice supports ACK timeout estimation.\n");
5973e65b
JB		 613 if (features & NL80211_FEATURE_STATIC_SMPS)
614 printf("\tDevice supports static SMPS\n");
615 if (features & NL80211_FEATURE_DYNAMIC_SMPS)
616 printf("\tDevice supports dynamic SMPS\n");
e15ec749
JB		 617 if (features & NL80211_FEATURE_SUPPORTS_WMM_ADMISSION)
618 printf("\tDevice supports WMM-AC admission (TSPECs)\n");
ced5522d
BG		 619 if (features & NL80211_FEATURE_MAC_ON_CREATE)
620 printf("\tDevice supports configuring vdev MAC-addr on create.\n");
c2f0d689
AN		 621 if (features & NL80211_FEATURE_TDLS_CHANNEL_SWITCH)
622 printf("\tDevice supports TDLS channel switching\n");
9b2849e0
BN		 623 if (features & NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR)
624 printf("\tDevice supports randomizing MAC-addr in scans.\n");
625 if (features & NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR)
626 printf("\tDevice supports randomizing MAC-addr in sched scans.\n");
627 if (features & NL80211_FEATURE_ND_RANDOM_MAC_ADDR)
628 printf("\tDevice supports randomizing MAC-addr in net-detect scans.\n");
632004a0
JB		 629 }
630
c1bdfe6a
DL		 631 if (tb_msg[NL80211_ATTR_TDLS_SUPPORT])
632 printf("\tDevice supports T-DLS.\n");
633
f0e30bd5
JD		 634 if (tb_msg[NL80211_ATTR_EXT_FEATURES]) {
635 struct nlattr *tb = tb_msg[NL80211_ATTR_EXT_FEATURES];
636
c1bdfe6a
DL		 637 printf("\tSupported extended features:\n");
638
02b53ea2
JB		 639 ext_feat_print(tb, VHT_IBSS, "VHT-IBSS");
640 ext_feat_print(tb, RRM, "RRM");
641 ext_feat_print(tb, MU_MIMO_AIR_SNIFFER, "MU-MIMO sniffer");
642 ext_feat_print(tb, SCAN_START_TIME, "scan start timestamp");
643 ext_feat_print(tb, BSS_PARENT_TSF,
644 "BSS last beacon/probe TSF");
645 ext_feat_print(tb, SET_SCAN_DWELL, "scan dwell setting");
646 ext_feat_print(tb, BEACON_RATE_LEGACY,
647 "legacy beacon rate setting");
648 ext_feat_print(tb, BEACON_RATE_HT, "HT beacon rate setting");
649 ext_feat_print(tb, BEACON_RATE_VHT, "VHT beacon rate setting");
650 ext_feat_print(tb, FILS_STA,
651 "STA FILS (Fast Initial Link Setup)");
652 ext_feat_print(tb, MGMT_TX_RANDOM_TA,
c1bdfe6a 653 "randomized TA while not associated");
02b53ea2 654 ext_feat_print(tb, MGMT_TX_RANDOM_TA_CONNECTED,
c1bdfe6a 655 "randomized TA while associated");
02b53ea2 656 ext_feat_print(tb, SCHED_SCAN_RELATIVE_RSSI,
c1bdfe6a 657 "sched_scan for BSS with better RSSI report");
02b53ea2 658 ext_feat_print(tb, CQM_RSSI_LIST,
c1bdfe6a 659 "multiple CQM_RSSI_THOLD records");
02b53ea2 660 ext_feat_print(tb, FILS_SK_OFFLOAD,
c1bdfe6a 661 "FILS shared key authentication offload");
02b53ea2 662 ext_feat_print(tb, 4WAY_HANDSHAKE_STA_PSK,
c1bdfe6a 663 "4-way handshake with PSK in station mode");
02b53ea2 664 ext_feat_print(tb, 4WAY_HANDSHAKE_STA_1X,
c1bdfe6a 665 "4-way handshake with 802.1X in station mode");
02b53ea2 666 ext_feat_print(tb, FILS_MAX_CHANNEL_TIME,
c1bdfe6a 667 "FILS max channel attribute override with dwell time");
02b53ea2 668 ext_feat_print(tb, ACCEPT_BCAST_PROBE_RESP,
c1bdfe6a 669 "accepts broadcast probe response");
02b53ea2 670 ext_feat_print(tb, OCE_PROBE_REQ_HIGH_TX_RATE,
c1bdfe6a 671 "probe request TX at high rate (at least 5.5Mbps)");
02b53ea2 672 ext_feat_print(tb, OCE_PROBE_REQ_DEFERRAL_SUPPRESSION,
c1bdfe6a 673 "probe request tx deferral and suppression");
02b53ea2 674 ext_feat_print(tb, MFP_OPTIONAL,
c1bdfe6a 675 "MFP_OPTIONAL value in ATTR_USE_MFP");
02b53ea2
JB		 676 ext_feat_print(tb, LOW_SPAN_SCAN, "low span scan");
677 ext_feat_print(tb, LOW_POWER_SCAN, "low power scan");
678 ext_feat_print(tb, HIGH_ACCURACY_SCAN, "high accuracy scan");
679 ext_feat_print(tb, DFS_OFFLOAD, "DFS offload");
680 ext_feat_print(tb, CONTROL_PORT_OVER_NL80211,
c1bdfe6a 681 "control port over nl80211");
a39d32a4
MT		 682 ext_feat_print(tb, ACK_SIGNAL_SUPPORT,
683 "ack signal level support");
02b53ea2 684 ext_feat_print(tb, TXQS, "FQ-CoDel-enabled intermediate TXQs");
b31864bf
MT		 685 ext_feat_print(tb, AIRTIME_FAIRNESS,
686 "airtime fairness scheduling");
687 ext_feat_print(tb, AQL,
688 "Airtime Queue Limits (AQL)");
a39d32a4
MT		 689 ext_feat_print(tb, SCAN_RANDOM_SN,
690 "use random sequence numbers in scans");
691 ext_feat_print(tb, SCAN_MIN_PREQ_CONTENT,
692 "use probe request with only rate IEs in scans");
693 ext_feat_print(tb, CAN_REPLACE_PTK0,
694 "can safely replace PTK 0 when rekeying");
695 ext_feat_print(tb, ENABLE_FTM_RESPONDER,
696 "enable FTM (Fine Time Measurement) responder");
b5c0c336
JB		 697 ext_feat_print(tb, AP_PMKSA_CACHING,
698 "PMKSA caching supported in AP mode");
699 ext_feat_print(tb, SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD,
700 "band specific RSSI thresholds for scheduled scan");
05157b13 701 ext_feat_print(tb, EXT_KEY_ID, "Extended Key ID support");
b5c0c336
JB		 702 ext_feat_print(tb, STA_TX_PWR, "TX power control per station");
703 ext_feat_print(tb, SAE_OFFLOAD, "SAE offload support");
b31864bf 704 ext_feat_print(tb, VLAN_OFFLOAD, "VLAN offload support");
ec9f3e7c
MT		 705 ext_feat_print(tb, BEACON_PROTECTION, "beacon protection support");
706 ext_feat_print(tb, CONTROL_PORT_NO_PREAUTH, "disable pre-auth over nl80211 control port support");
707 ext_feat_print(tb, PROTECTED_TWT, "protected Target Wake Time (TWT) support");
708 ext_feat_print(tb, DEL_IBSS_STA, "deletion of IBSS station support");
f0e30bd5
JD		 709 }
710
aa0f5dbe
AK		 711 if (tb_msg[NL80211_ATTR_COALESCE_RULE]) {
712 struct nl80211_coalesce_rule_support *rule;
713 struct nl80211_pattern_support *pat;
714
715 printf("\tCoalesce support:\n");
716 rule = nla_data(tb_msg[NL80211_ATTR_COALESCE_RULE]);
717 pat = &rule->pat;
718 printf("\t\t * Maximum %u coalesce rules supported\n"
719 "\t\t * Each rule contains upto %u patterns of %u-%u bytes,\n"
720 "\t\t maximum packet offset %u bytes\n"
721 "\t\t * Maximum supported coalescing delay %u msecs\n",
722 rule->max_rules, pat->max_patterns, pat->min_pattern_len,
723 pat->max_pattern_len, pat->max_pkt_offset, rule->max_delay);
724 }
725
79f99b9a
JB		 726 return NL_SKIP;
727}
728
c142fa28
JB		 729static bool nl80211_has_split_wiphy = false;
730
7c37a24d 731static int handle_info(struct nl80211_state *state,
d631650b 732 struct nl_msg *msg,
05514f95
JB		 733 int argc, char **argv,
734 enum id_input id)
79f99b9a 735{
c142fa28
JB		 736 char *feat_args[] = { "features", "-q" };
737 int err;
738
befb32dc 739 err = handle_cmd(state, II_NONE, 2, feat_args);
c142fa28
JB		 740 if (!err && nl80211_has_split_wiphy) {
741 nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP);
742 nlmsg_hdr(msg)->nlmsg_flags |= NLM_F_DUMP;
743 }
744
34b23014 745 register_handler(print_phy_handler, NULL);
79f99b9a 746
70391ccf 747 return 0;
79f99b9a 748}
c142fa28 749__COMMAND(NULL, info, "info", NULL, NL80211_CMD_GET_WIPHY, 0, 0, CIB_PHY, handle_info,
1633ddf7 750 "Show capabilities for the specified wireless device.", NULL);
ea35fc0b
JB		 751TOPLEVEL(list, NULL, NL80211_CMD_GET_WIPHY, NLM_F_DUMP, CIB_NONE, handle_info,
752 "List all wireless devices and their capabilities.");
01ae06f9 753TOPLEVEL(phy, NULL, NL80211_CMD_GET_WIPHY, NLM_F_DUMP, CIB_NONE, handle_info, NULL);
bcdff0b2 754
34b23014 755static int handle_commands(struct nl80211_state *state, struct nl_msg *msg,
bcdff0b2
JB		 756 int argc, char **argv, enum id_input id)
757{
758 int i;
516ef62a 759 for (i = 1; i <= NL80211_CMD_MAX; i++)
bcdff0b2
JB		 760 printf("%d (0x%x): %s\n", i, i, command_name(i));
761 /* don't send netlink messages */
762 return 2;
763}
764TOPLEVEL(commands, NULL, NL80211_CMD_GET_WIPHY, 0, CIB_NONE, handle_commands,
765 "list all known commands and their decimal & hex value");
fb70e110
JB		 766
767static int print_feature_handler(struct nl_msg *msg, void *arg)
768{
769 struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
770 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
c142fa28
JB		 771 bool print = (unsigned long)arg;
772#define maybe_printf(...) do { if (print) printf(__VA_ARGS__); } while (0)
fb70e110
JB		 773
774 nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
775 genlmsg_attrlen(gnlh, 0), NULL);
776
777 if (tb_msg[NL80211_ATTR_PROTOCOL_FEATURES]) {
778 uint32_t feat = nla_get_u32(tb_msg[NL80211_ATTR_PROTOCOL_FEATURES]);
779
c142fa28
JB		 780 maybe_printf("nl80211 features: 0x%x\n", feat);
781 if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP) {
782 maybe_printf("\t* split wiphy dump\n");
783 nl80211_has_split_wiphy = true;
784 }
fb70e110
JB		 785 }
786
787 return NL_SKIP;
788}
789
34b23014 790static int handle_features(struct nl80211_state *state, struct nl_msg *msg,
fb70e110
JB		 791 int argc, char **argv, enum id_input id)
792{
c142fa28 793 unsigned long print = argc == 0 || strcmp(argv[0], "-q");
34b23014 794 register_handler(print_feature_handler, (void *)print);
fb70e110
JB		 795 return 0;
796}
797
c142fa28 798TOPLEVEL(features, "", NL80211_CMD_GET_PROTOCOL_FEATURES, 0, CIB_NONE,
fb70e110 799 handle_features, "");
Mirror git://git.kernel.org/pub/scm/linux/kernel/git/jberg/iw.git