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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 | ||
12 | static 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 |
22 | static 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: | |
34 | return "CCMP (00-0f-ac:4)"; | |
35 | case 0x000fac06: | |
36 | return "CMAC (00-0f-ac:6)"; | |
a8b3da9d VK |
37 | case 0x000fac08: |
38 | return "GCMP (00-0f-ac:8)"; | |
810e05c3 JB |
39 | case 0x00147201: |
40 | return "WPI-SMS4 (00-14-72:1)"; | |
41 | default: | |
42 | sprintf(buf, "%.2x-%.2x-%.2x:%d", | |
43 | c >> 24, (c >> 16) & 0xff, | |
44 | (c >> 8) & 0xff, c & 0xff); | |
45 | ||
46 | return buf; | |
47 | } | |
48 | } | |
49 | ||
48aaf2d9 SW |
50 | static char *dfs_state_name(enum nl80211_dfs_state state) |
51 | { | |
52 | switch (state) { | |
53 | case NL80211_DFS_USABLE: | |
54 | return "usable"; | |
55 | case NL80211_DFS_AVAILABLE: | |
56 | return "available"; | |
57 | case NL80211_DFS_UNAVAILABLE: | |
58 | return "unavailable"; | |
59 | default: | |
60 | return "unknown"; | |
61 | } | |
62 | } | |
63 | ||
f0e30bd5 JD |
64 | static int ext_feature_isset(const unsigned char *ext_features, int ext_features_len, |
65 | enum nl80211_ext_feature_index ftidx) | |
66 | { | |
67 | unsigned char ft_byte; | |
68 | ||
69 | if ((int) ftidx / 8 >= ext_features_len) | |
70 | return 0; | |
71 | ||
72 | ft_byte = ext_features[ftidx / 8]; | |
73 | return (ft_byte & BIT(ftidx % 8)) != 0; | |
74 | } | |
75 | ||
79f99b9a JB |
76 | static int print_phy_handler(struct nl_msg *msg, void *arg) |
77 | { | |
78 | struct nlattr *tb_msg[NL80211_ATTR_MAX + 1]; | |
79 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
80 | ||
81 | struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1]; | |
82 | ||
83 | struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1]; | |
84 | static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = { | |
85 | [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 }, | |
86 | [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG }, | |
f0c48e7b IP |
87 | [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG }, |
88 | [__NL80211_FREQUENCY_ATTR_NO_IBSS] = { .type = NLA_FLAG }, | |
79f99b9a | 89 | [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG }, |
c1081c20 | 90 | [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 }, |
79f99b9a JB |
91 | }; |
92 | ||
93 | struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1]; | |
94 | static struct nla_policy rate_policy[NL80211_BITRATE_ATTR_MAX + 1] = { | |
95 | [NL80211_BITRATE_ATTR_RATE] = { .type = NLA_U32 }, | |
96 | [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE] = { .type = NLA_FLAG }, | |
97 | }; | |
98 | ||
99 | struct nlattr *nl_band; | |
100 | struct nlattr *nl_freq; | |
101 | struct nlattr *nl_rate; | |
6367e71a | 102 | struct nlattr *nl_mode; |
9990c1e9 | 103 | struct nlattr *nl_cmd; |
9a4a14bd | 104 | struct nlattr *nl_if, *nl_ftype; |
9a4a14bd | 105 | int rem_band, rem_freq, rem_rate, rem_mode, rem_cmd, rem_ftype, rem_if; |
79f99b9a | 106 | int open; |
fb70e110 JB |
107 | /* |
108 | * static variables only work here, other applications need to use the | |
109 | * callback pointer and store them there so they can be multithreaded | |
110 | * and/or have multiple netlink sockets, etc. | |
111 | */ | |
112 | static int64_t phy_id = -1; | |
113 | static int last_band = -1; | |
114 | static bool band_had_freq = false; | |
115 | bool print_name = true; | |
79f99b9a JB |
116 | |
117 | nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
118 | genlmsg_attrlen(gnlh, 0), NULL); | |
119 | ||
fb70e110 JB |
120 | if (tb_msg[NL80211_ATTR_WIPHY]) { |
121 | if (nla_get_u32(tb_msg[NL80211_ATTR_WIPHY]) == phy_id) | |
122 | print_name = false; | |
123 | else | |
124 | last_band = -1; | |
125 | phy_id = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY]); | |
126 | } | |
127 | if (print_name && tb_msg[NL80211_ATTR_WIPHY_NAME]) | |
d631650b JB |
128 | printf("Wiphy %s\n", nla_get_string(tb_msg[NL80211_ATTR_WIPHY_NAME])); |
129 | ||
fb70e110 JB |
130 | /* needed for split dump */ |
131 | if (tb_msg[NL80211_ATTR_WIPHY_BANDS]) { | |
132 | nla_for_each_nested(nl_band, tb_msg[NL80211_ATTR_WIPHY_BANDS], rem_band) { | |
133 | if (last_band != nl_band->nla_type) { | |
134 | printf("\tBand %d:\n", nl_band->nla_type + 1); | |
135 | band_had_freq = false; | |
ee9cd987 | 136 | } |
fb70e110 | 137 | last_band = nl_band->nla_type; |
48aaf2d9 | 138 | |
fb70e110 JB |
139 | nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band), |
140 | nla_len(nl_band), NULL); | |
48aaf2d9 | 141 | |
fb70e110 JB |
142 | if (tb_band[NL80211_BAND_ATTR_HT_CAPA]) { |
143 | __u16 cap = nla_get_u16(tb_band[NL80211_BAND_ATTR_HT_CAPA]); | |
144 | print_ht_capability(cap); | |
145 | } | |
146 | if (tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR]) { | |
147 | __u8 exponent = nla_get_u8(tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR]); | |
148 | print_ampdu_length(exponent); | |
149 | } | |
150 | if (tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY]) { | |
151 | __u8 spacing = nla_get_u8(tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY]); | |
152 | print_ampdu_spacing(spacing); | |
153 | } | |
154 | if (tb_band[NL80211_BAND_ATTR_HT_MCS_SET] && | |
155 | nla_len(tb_band[NL80211_BAND_ATTR_HT_MCS_SET]) == 16) | |
156 | print_ht_mcs(nla_data(tb_band[NL80211_BAND_ATTR_HT_MCS_SET])); | |
157 | if (tb_band[NL80211_BAND_ATTR_VHT_CAPA] && | |
158 | tb_band[NL80211_BAND_ATTR_VHT_MCS_SET]) | |
159 | print_vht_info(nla_get_u32(tb_band[NL80211_BAND_ATTR_VHT_CAPA]), | |
160 | nla_data(tb_band[NL80211_BAND_ATTR_VHT_MCS_SET])); | |
161 | ||
162 | if (tb_band[NL80211_BAND_ATTR_FREQS]) { | |
163 | if (!band_had_freq) { | |
164 | printf("\t\tFrequencies:\n"); | |
165 | band_had_freq = true; | |
166 | } | |
167 | nla_for_each_nested(nl_freq, tb_band[NL80211_BAND_ATTR_FREQS], rem_freq) { | |
168 | uint32_t freq; | |
169 | nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX, nla_data(nl_freq), | |
170 | nla_len(nl_freq), freq_policy); | |
171 | if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ]) | |
172 | continue; | |
173 | freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]); | |
174 | printf("\t\t\t* %d MHz [%d]", freq, ieee80211_frequency_to_channel(freq)); | |
175 | ||
176 | if (tb_freq[NL80211_FREQUENCY_ATTR_MAX_TX_POWER] && | |
177 | !tb_freq[NL80211_FREQUENCY_ATTR_DISABLED]) | |
178 | printf(" (%.1f dBm)", 0.01 * nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_MAX_TX_POWER])); | |
179 | ||
180 | open = 0; | |
181 | if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED]) { | |
182 | print_flag("disabled", &open); | |
183 | goto next; | |
184 | } | |
f0c48e7b IP |
185 | |
186 | /* If both flags are set assume an new kernel */ | |
187 | if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR] && tb_freq[__NL80211_FREQUENCY_ATTR_NO_IBSS]) { | |
188 | print_flag("no IR", &open); | |
189 | } else if (tb_freq[NL80211_FREQUENCY_ATTR_PASSIVE_SCAN]) { | |
190 | print_flag("passive scan", &open); | |
191 | } else if (tb_freq[__NL80211_FREQUENCY_ATTR_NO_IBSS]){ | |
192 | print_flag("no ibss", &open); | |
193 | } | |
194 | ||
fb70e110 JB |
195 | if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR]) |
196 | print_flag("radar detection", &open); | |
197 | next: | |
198 | if (open) | |
199 | printf(")"); | |
200 | printf("\n"); | |
201 | ||
4b99e6a6 ZK |
202 | if (!tb_freq[NL80211_FREQUENCY_ATTR_DISABLED] && tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]) { |
203 | enum nl80211_dfs_state state = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]); | |
204 | unsigned long time; | |
205 | ||
206 | printf("\t\t\t DFS state: %s", dfs_state_name(state)); | |
207 | if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_TIME]) { | |
208 | time = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_TIME]); | |
209 | printf(" (for %lu sec)", time/1000); | |
210 | } | |
211 | printf("\n"); | |
8220747f JD |
212 | if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]) |
213 | printf("\t\t\t DFS CAC time: %u ms\n", | |
214 | nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME])); | |
fb70e110 | 215 | } |
4b99e6a6 | 216 | |
48aaf2d9 | 217 | } |
48aaf2d9 | 218 | } |
79f99b9a | 219 | |
fb70e110 JB |
220 | if (tb_band[NL80211_BAND_ATTR_RATES]) { |
221 | printf("\t\tBitrates (non-HT):\n"); | |
222 | nla_for_each_nested(nl_rate, tb_band[NL80211_BAND_ATTR_RATES], rem_rate) { | |
223 | nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX, nla_data(nl_rate), | |
224 | nla_len(nl_rate), rate_policy); | |
225 | if (!tb_rate[NL80211_BITRATE_ATTR_RATE]) | |
226 | continue; | |
227 | printf("\t\t\t* %2.1f Mbps", 0.1 * nla_get_u32(tb_rate[NL80211_BITRATE_ATTR_RATE])); | |
228 | open = 0; | |
229 | if (tb_rate[NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE]) | |
230 | print_flag("short preamble supported", &open); | |
231 | if (open) | |
232 | printf(")"); | |
233 | printf("\n"); | |
234 | } | |
235 | } | |
79f99b9a JB |
236 | } |
237 | } | |
238 | ||
41be37f2 JB |
239 | if (tb_msg[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]) |
240 | printf("\tmax # scan SSIDs: %d\n", | |
241 | nla_get_u8(tb_msg[NL80211_ATTR_MAX_NUM_SCAN_SSIDS])); | |
f9c112b6 JB |
242 | if (tb_msg[NL80211_ATTR_MAX_SCAN_IE_LEN]) |
243 | printf("\tmax scan IEs length: %d bytes\n", | |
8eaa9ee5 | 244 | nla_get_u16(tb_msg[NL80211_ATTR_MAX_SCAN_IE_LEN])); |
3fce58aa LC |
245 | if (tb_msg[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]) |
246 | printf("\tmax # sched scan SSIDs: %d\n", | |
247 | nla_get_u8(tb_msg[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS])); | |
248 | if (tb_msg[NL80211_ATTR_MAX_MATCH_SETS]) | |
249 | printf("\tmax # match sets: %d\n", | |
250 | nla_get_u8(tb_msg[NL80211_ATTR_MAX_MATCH_SETS])); | |
41be37f2 | 251 | |
625aa4ae JB |
252 | if (tb_msg[NL80211_ATTR_WIPHY_FRAG_THRESHOLD]) { |
253 | unsigned int frag; | |
254 | ||
255 | frag = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_FRAG_THRESHOLD]); | |
256 | if (frag != (unsigned int)-1) | |
257 | printf("\tFragmentation threshold: %d\n", frag); | |
258 | } | |
259 | ||
260 | if (tb_msg[NL80211_ATTR_WIPHY_RTS_THRESHOLD]) { | |
261 | unsigned int rts; | |
262 | ||
263 | rts = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_RTS_THRESHOLD]); | |
264 | if (rts != (unsigned int)-1) | |
265 | printf("\tRTS threshold: %d\n", rts); | |
266 | } | |
267 | ||
c993e6e7 UR |
268 | if (tb_msg[NL80211_ATTR_WIPHY_RETRY_SHORT] || |
269 | tb_msg[NL80211_ATTR_WIPHY_RETRY_LONG]) { | |
270 | unsigned char retry_short = 0, retry_long = 0; | |
271 | ||
272 | if (tb_msg[NL80211_ATTR_WIPHY_RETRY_SHORT]) | |
273 | retry_short = nla_get_u8(tb_msg[NL80211_ATTR_WIPHY_RETRY_SHORT]); | |
274 | if (tb_msg[NL80211_ATTR_WIPHY_RETRY_LONG]) | |
275 | retry_long = nla_get_u8(tb_msg[NL80211_ATTR_WIPHY_RETRY_LONG]); | |
276 | if (retry_short == retry_long) { | |
277 | printf("\tRetry short long limit: %d\n", retry_short); | |
278 | } else { | |
279 | printf("\tRetry short limit: %d\n", retry_short); | |
280 | printf("\tRetry long limit: %d\n", retry_long); | |
281 | } | |
282 | } | |
283 | ||
b2f92dd0 LT |
284 | if (tb_msg[NL80211_ATTR_WIPHY_COVERAGE_CLASS]) { |
285 | unsigned char coverage; | |
286 | ||
287 | coverage = nla_get_u8(tb_msg[NL80211_ATTR_WIPHY_COVERAGE_CLASS]); | |
288 | /* See handle_distance() for an explanation where the '450' comes from */ | |
289 | printf("\tCoverage class: %d (up to %dm)\n", coverage, 450 * coverage); | |
290 | } | |
291 | ||
810e05c3 JB |
292 | if (tb_msg[NL80211_ATTR_CIPHER_SUITES]) { |
293 | int num = nla_len(tb_msg[NL80211_ATTR_CIPHER_SUITES]) / sizeof(__u32); | |
294 | int i; | |
295 | __u32 *ciphers = nla_data(tb_msg[NL80211_ATTR_CIPHER_SUITES]); | |
296 | if (num > 0) { | |
297 | printf("\tSupported Ciphers:\n"); | |
298 | for (i = 0; i < num; i++) | |
299 | printf("\t\t* %s\n", | |
300 | cipher_name(ciphers[i])); | |
301 | } | |
302 | } | |
303 | ||
afce7986 BR |
304 | if (tb_msg[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX] && |
305 | tb_msg[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX]) | |
306 | printf("\tAvailable Antennas: TX %#x RX %#x\n", | |
307 | nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX]), | |
308 | nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX])); | |
309 | ||
310 | if (tb_msg[NL80211_ATTR_WIPHY_ANTENNA_TX] && | |
311 | tb_msg[NL80211_ATTR_WIPHY_ANTENNA_RX]) | |
312 | printf("\tConfigured Antennas: TX %#x RX %#x\n", | |
313 | nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_TX]), | |
314 | nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_RX])); | |
315 | ||
9a4a14bd JB |
316 | if (tb_msg[NL80211_ATTR_SUPPORTED_IFTYPES]) { |
317 | printf("\tSupported interface modes:\n"); | |
318 | nla_for_each_nested(nl_mode, tb_msg[NL80211_ATTR_SUPPORTED_IFTYPES], rem_mode) | |
8ef6df4f | 319 | printf("\t\t * %s\n", iftype_name(nla_type(nl_mode))); |
9a4a14bd | 320 | } |
6367e71a | 321 | |
1c5b4a82 JB |
322 | if (tb_msg[NL80211_ATTR_SOFTWARE_IFTYPES]) { |
323 | printf("\tsoftware interface modes (can always be added):\n"); | |
324 | nla_for_each_nested(nl_mode, tb_msg[NL80211_ATTR_SOFTWARE_IFTYPES], rem_mode) | |
325 | printf("\t\t * %s\n", iftype_name(nla_type(nl_mode))); | |
326 | } | |
327 | ||
328 | if (tb_msg[NL80211_ATTR_INTERFACE_COMBINATIONS]) { | |
329 | struct nlattr *nl_combi; | |
330 | int rem_combi; | |
f5f6f15f | 331 | bool have_combinations = false; |
1c5b4a82 JB |
332 | |
333 | nla_for_each_nested(nl_combi, tb_msg[NL80211_ATTR_INTERFACE_COMBINATIONS], rem_combi) { | |
334 | static struct nla_policy iface_combination_policy[NUM_NL80211_IFACE_COMB] = { | |
335 | [NL80211_IFACE_COMB_LIMITS] = { .type = NLA_NESTED }, | |
336 | [NL80211_IFACE_COMB_MAXNUM] = { .type = NLA_U32 }, | |
337 | [NL80211_IFACE_COMB_STA_AP_BI_MATCH] = { .type = NLA_FLAG }, | |
338 | [NL80211_IFACE_COMB_NUM_CHANNELS] = { .type = NLA_U32 }, | |
c5df9eb6 | 339 | [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS] = { .type = NLA_U32 }, |
1c5b4a82 JB |
340 | }; |
341 | struct nlattr *tb_comb[NUM_NL80211_IFACE_COMB]; | |
342 | static struct nla_policy iface_limit_policy[NUM_NL80211_IFACE_LIMIT] = { | |
343 | [NL80211_IFACE_LIMIT_TYPES] = { .type = NLA_NESTED }, | |
344 | [NL80211_IFACE_LIMIT_MAX] = { .type = NLA_U32 }, | |
345 | }; | |
346 | struct nlattr *tb_limit[NUM_NL80211_IFACE_LIMIT]; | |
347 | struct nlattr *nl_limit; | |
348 | int err, rem_limit; | |
349 | bool comma = false; | |
350 | ||
f5f6f15f JB |
351 | if (!have_combinations) { |
352 | printf("\tvalid interface combinations:\n"); | |
353 | have_combinations = true; | |
354 | } | |
355 | ||
1c5b4a82 JB |
356 | printf("\t\t * "); |
357 | ||
358 | err = nla_parse_nested(tb_comb, MAX_NL80211_IFACE_COMB, | |
359 | nl_combi, iface_combination_policy); | |
360 | if (err || !tb_comb[NL80211_IFACE_COMB_LIMITS] || | |
361 | !tb_comb[NL80211_IFACE_COMB_MAXNUM] || | |
362 | !tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]) { | |
363 | printf(" <failed to parse>\n"); | |
364 | goto broken_combination; | |
365 | } | |
366 | ||
367 | nla_for_each_nested(nl_limit, tb_comb[NL80211_IFACE_COMB_LIMITS], rem_limit) { | |
368 | bool ift_comma = false; | |
369 | ||
370 | err = nla_parse_nested(tb_limit, MAX_NL80211_IFACE_LIMIT, | |
371 | nl_limit, iface_limit_policy); | |
372 | if (err || !tb_limit[NL80211_IFACE_LIMIT_TYPES]) { | |
373 | printf("<failed to parse>\n"); | |
374 | goto broken_combination; | |
375 | } | |
376 | ||
377 | if (comma) | |
378 | printf(", "); | |
379 | comma = true; | |
380 | printf("#{"); | |
381 | ||
382 | nla_for_each_nested(nl_mode, tb_limit[NL80211_IFACE_LIMIT_TYPES], rem_mode) { | |
383 | printf("%s %s", ift_comma ? "," : "", | |
384 | iftype_name(nla_type(nl_mode))); | |
385 | ift_comma = true; | |
386 | } | |
387 | printf(" } <= %u", nla_get_u32(tb_limit[NL80211_IFACE_LIMIT_MAX])); | |
388 | } | |
389 | printf(",\n\t\t "); | |
390 | ||
c5df9eb6 | 391 | printf("total <= %d, #channels <= %d%s", |
1c5b4a82 JB |
392 | nla_get_u32(tb_comb[NL80211_IFACE_COMB_MAXNUM]), |
393 | nla_get_u32(tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]), | |
394 | tb_comb[NL80211_IFACE_COMB_STA_AP_BI_MATCH] ? | |
395 | ", STA/AP BI must match" : ""); | |
c5df9eb6 SW |
396 | if (tb_comb[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS]) { |
397 | unsigned long widths = nla_get_u32(tb_comb[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS]); | |
398 | ||
399 | if (widths) { | |
400 | int width; | |
401 | bool first = true; | |
402 | ||
403 | printf(", radar detect widths: {"); | |
404 | for (width = 0; width < 32; width++) | |
405 | if (widths & (1 << width)) { | |
406 | printf("%s %s", | |
407 | first ? "":",", | |
408 | channel_width_name(width)); | |
409 | first = false; | |
410 | } | |
411 | printf(" }\n"); | |
412 | } | |
413 | } | |
414 | printf("\n"); | |
1c5b4a82 JB |
415 | broken_combination: |
416 | ; | |
417 | } | |
f5f6f15f JB |
418 | |
419 | if (!have_combinations) | |
420 | printf("\tinterface combinations are not supported\n"); | |
1c5b4a82 JB |
421 | } |
422 | ||
9a4a14bd JB |
423 | if (tb_msg[NL80211_ATTR_SUPPORTED_COMMANDS]) { |
424 | printf("\tSupported commands:\n"); | |
425 | nla_for_each_nested(nl_cmd, tb_msg[NL80211_ATTR_SUPPORTED_COMMANDS], rem_cmd) | |
426 | printf("\t\t * %s\n", command_name(nla_get_u32(nl_cmd))); | |
427 | } | |
6367e71a | 428 | |
9a4a14bd JB |
429 | if (tb_msg[NL80211_ATTR_TX_FRAME_TYPES]) { |
430 | printf("\tSupported TX frame types:\n"); | |
431 | nla_for_each_nested(nl_if, tb_msg[NL80211_ATTR_TX_FRAME_TYPES], rem_if) { | |
432 | bool printed = false; | |
433 | nla_for_each_nested(nl_ftype, nl_if, rem_ftype) { | |
434 | if (!printed) | |
435 | printf("\t\t * %s:", iftype_name(nla_type(nl_if))); | |
436 | printed = true; | |
58e34341 | 437 | printf(" 0x%.2x", nla_get_u16(nl_ftype)); |
9a4a14bd JB |
438 | } |
439 | if (printed) | |
440 | printf("\n"); | |
441 | } | |
442 | } | |
9990c1e9 | 443 | |
9a4a14bd JB |
444 | if (tb_msg[NL80211_ATTR_RX_FRAME_TYPES]) { |
445 | printf("\tSupported RX frame types:\n"); | |
446 | nla_for_each_nested(nl_if, tb_msg[NL80211_ATTR_RX_FRAME_TYPES], rem_if) { | |
447 | bool printed = false; | |
448 | nla_for_each_nested(nl_ftype, nl_if, rem_ftype) { | |
449 | if (!printed) | |
450 | printf("\t\t * %s:", iftype_name(nla_type(nl_if))); | |
451 | printed = true; | |
58e34341 | 452 | printf(" 0x%.2x", nla_get_u16(nl_ftype)); |
9a4a14bd JB |
453 | } |
454 | if (printed) | |
455 | printf("\n"); | |
456 | } | |
457 | } | |
9990c1e9 | 458 | |
3ff24563 | 459 | if (tb_msg[NL80211_ATTR_SUPPORT_IBSS_RSN]) |
83f10169 | 460 | printf("\tDevice supports RSN-IBSS.\n"); |
3ff24563 JB |
461 | |
462 | if (tb_msg[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED]) { | |
463 | struct nlattr *tb_wowlan[NUM_NL80211_WOWLAN_TRIG]; | |
464 | static struct nla_policy wowlan_policy[NUM_NL80211_WOWLAN_TRIG] = { | |
465 | [NL80211_WOWLAN_TRIG_ANY] = { .type = NLA_FLAG }, | |
466 | [NL80211_WOWLAN_TRIG_DISCONNECT] = { .type = NLA_FLAG }, | |
467 | [NL80211_WOWLAN_TRIG_MAGIC_PKT] = { .type = NLA_FLAG }, | |
1c8f49c5 | 468 | [NL80211_WOWLAN_TRIG_PKT_PATTERN] = { .minlen = 12 }, |
3a6636b1 JB |
469 | [NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED] = { .type = NLA_FLAG }, |
470 | [NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE] = { .type = NLA_FLAG }, | |
471 | [NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST] = { .type = NLA_FLAG }, | |
472 | [NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE] = { .type = NLA_FLAG }, | |
473 | [NL80211_WOWLAN_TRIG_RFKILL_RELEASE] = { .type = NLA_FLAG }, | |
4888e6ba | 474 | [NL80211_WOWLAN_TRIG_NET_DETECT] = { .type = NLA_U32 }, |
819b78cc | 475 | [NL80211_WOWLAN_TRIG_TCP_CONNECTION] = { .type = NLA_NESTED }, |
3ff24563 | 476 | }; |
c82868da | 477 | struct nl80211_pattern_support *pat; |
3ff24563 JB |
478 | int err; |
479 | ||
480 | err = nla_parse_nested(tb_wowlan, MAX_NL80211_WOWLAN_TRIG, | |
481 | tb_msg[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED], | |
482 | wowlan_policy); | |
483 | printf("\tWoWLAN support:"); | |
484 | if (err) { | |
485 | printf(" <failed to parse>\n"); | |
486 | } else { | |
487 | printf("\n"); | |
488 | if (tb_wowlan[NL80211_WOWLAN_TRIG_ANY]) | |
3a6636b1 | 489 | printf("\t\t * wake up on anything (device continues operating normally)\n"); |
3ff24563 | 490 | if (tb_wowlan[NL80211_WOWLAN_TRIG_DISCONNECT]) |
3a6636b1 | 491 | printf("\t\t * wake up on disconnect\n"); |
3ff24563 | 492 | if (tb_wowlan[NL80211_WOWLAN_TRIG_MAGIC_PKT]) |
3a6636b1 | 493 | printf("\t\t * wake up on magic packet\n"); |
3ff24563 | 494 | if (tb_wowlan[NL80211_WOWLAN_TRIG_PKT_PATTERN]) { |
0ee571d5 JB |
495 | unsigned int len = nla_len(tb_wowlan[NL80211_WOWLAN_TRIG_PKT_PATTERN]); |
496 | ||
3ff24563 | 497 | pat = nla_data(tb_wowlan[NL80211_WOWLAN_TRIG_PKT_PATTERN]); |
1c8f49c5 AK |
498 | printf("\t\t * wake up on pattern match, up to %u patterns of %u-%u bytes,\n" |
499 | "\t\t maximum packet offset %u bytes\n", | |
500 | pat->max_patterns, pat->min_pattern_len, pat->max_pattern_len, | |
0ee571d5 | 501 | len < sizeof(*pat) ? 0 : pat->max_pkt_offset); |
3ff24563 | 502 | } |
3a6636b1 JB |
503 | if (tb_wowlan[NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED]) |
504 | printf("\t\t * can do GTK rekeying\n"); | |
505 | if (tb_wowlan[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE]) | |
506 | printf("\t\t * wake up on GTK rekey failure\n"); | |
507 | if (tb_wowlan[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST]) | |
508 | printf("\t\t * wake up on EAP identity request\n"); | |
509 | if (tb_wowlan[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE]) | |
510 | printf("\t\t * wake up on 4-way handshake\n"); | |
511 | if (tb_wowlan[NL80211_WOWLAN_TRIG_RFKILL_RELEASE]) | |
512 | printf("\t\t * wake up on rfkill release\n"); | |
d516c5bc | 513 | if (tb_wowlan[NL80211_WOWLAN_TRIG_NET_DETECT]) |
4888e6ba LC |
514 | printf("\t\t * wake up on network detection, up to %d match sets\n", |
515 | nla_get_u32(tb_wowlan[NL80211_WOWLAN_TRIG_NET_DETECT])); | |
819b78cc JB |
516 | if (tb_wowlan[NL80211_WOWLAN_TRIG_TCP_CONNECTION]) |
517 | printf("\t\t * wake up on TCP connection\n"); | |
3ff24563 | 518 | } |
83f10169 JB |
519 | } |
520 | ||
2e4f65ca JB |
521 | if (tb_msg[NL80211_ATTR_ROAM_SUPPORT]) |
522 | printf("\tDevice supports roaming.\n"); | |
523 | ||
8b469995 JB |
524 | if (tb_msg[NL80211_ATTR_SUPPORT_AP_UAPSD]) |
525 | printf("\tDevice supports AP-side u-APSD.\n"); | |
526 | ||
a82abc2c BG |
527 | if (tb_msg[NL80211_ATTR_HT_CAPABILITY_MASK]) { |
528 | struct ieee80211_ht_cap *cm; | |
0ee571d5 JB |
529 | unsigned int len = nla_len(tb_msg[NL80211_ATTR_HT_CAPABILITY_MASK]); |
530 | ||
a82abc2c | 531 | printf("\tHT Capability overrides:\n"); |
0ee571d5 | 532 | if (len >= sizeof(*cm)) { |
a82abc2c BG |
533 | cm = nla_data(tb_msg[NL80211_ATTR_HT_CAPABILITY_MASK]); |
534 | printf("\t\t * MCS: %02hhx %02hhx %02hhx %02hhx %02hhx %02hhx" | |
535 | " %02hhx %02hhx %02hhx %02hhx\n", | |
536 | cm->mcs.rx_mask[0], cm->mcs.rx_mask[1], | |
537 | cm->mcs.rx_mask[2], cm->mcs.rx_mask[3], | |
538 | cm->mcs.rx_mask[4], cm->mcs.rx_mask[5], | |
539 | cm->mcs.rx_mask[6], cm->mcs.rx_mask[7], | |
540 | cm->mcs.rx_mask[8], cm->mcs.rx_mask[9]); | |
541 | if (cm->cap_info & htole16(IEEE80211_HT_CAP_MAX_AMSDU)) | |
542 | printf("\t\t * maximum A-MSDU length\n"); | |
543 | if (cm->cap_info & htole16(IEEE80211_HT_CAP_SUP_WIDTH_20_40)) | |
544 | printf("\t\t * supported channel width\n"); | |
545 | if (cm->cap_info & htole16(IEEE80211_HT_CAP_SGI_40)) | |
546 | printf("\t\t * short GI for 40 MHz\n"); | |
547 | if (cm->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR) | |
548 | printf("\t\t * max A-MPDU length exponent\n"); | |
549 | if (cm->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) | |
550 | printf("\t\t * min MPDU start spacing\n"); | |
551 | } else { | |
552 | printf("\tERROR: capabilities mask is too short, expected: %d, received: %d\n", | |
553 | (int)(sizeof(*cm)), | |
554 | (int)(nla_len(tb_msg[NL80211_ATTR_HT_CAPABILITY_MASK]))); | |
555 | } | |
556 | } | |
557 | ||
632004a0 | 558 | if (tb_msg[NL80211_ATTR_FEATURE_FLAGS]) { |
d28df6b4 JB |
559 | unsigned int features = nla_get_u32(tb_msg[NL80211_ATTR_FEATURE_FLAGS]); |
560 | ||
561 | if (features & NL80211_FEATURE_SK_TX_STATUS) | |
632004a0 | 562 | printf("\tDevice supports TX status socket option.\n"); |
d28df6b4 | 563 | if (features & NL80211_FEATURE_HT_IBSS) |
632004a0 | 564 | printf("\tDevice supports HT-IBSS.\n"); |
d28df6b4 JB |
565 | if (features & NL80211_FEATURE_INACTIVITY_TIMER) |
566 | printf("\tDevice has client inactivity timer.\n"); | |
567 | if (features & NL80211_FEATURE_CELL_BASE_REG_HINTS) | |
568 | printf("\tDevice accepts cell base station regulatory hints.\n"); | |
569 | if (features & NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL) | |
570 | printf("\tP2P Device uses a channel (of the concurrent ones)\n"); | |
5973e65b JB |
571 | if (features & NL80211_FEATURE_SAE) |
572 | printf("\tDevice supports SAE with AUTHENTICATE command\n"); | |
fe862239 SL |
573 | if (features & NL80211_FEATURE_LOW_PRIORITY_SCAN) |
574 | printf("\tDevice supports low priority scan.\n"); | |
575 | if (features & NL80211_FEATURE_SCAN_FLUSH) | |
576 | printf("\tDevice supports scan flush.\n"); | |
afa2be2f AQ |
577 | if (features & NL80211_FEATURE_AP_SCAN) |
578 | printf("\tDevice supports AP scan.\n"); | |
5973e65b JB |
579 | if (features & NL80211_FEATURE_VIF_TXPOWER) |
580 | printf("\tDevice supports per-vif TX power setting\n"); | |
581 | if (features & NL80211_FEATURE_NEED_OBSS_SCAN) | |
582 | printf("\tUserspace should do OBSS scan and generate 20/40 coex reports\n"); | |
583 | if (features & NL80211_FEATURE_P2P_GO_CTWIN) | |
584 | printf("\tP2P GO supports CT window setting\n"); | |
585 | if (features & NL80211_FEATURE_P2P_GO_OPPPS) | |
586 | printf("\tP2P GO supports opportunistic powersave setting\n"); | |
587 | if (features & NL80211_FEATURE_FULL_AP_CLIENT_STATE) | |
588 | printf("\tDriver supports full state transitions for AP/GO clients\n"); | |
589 | if (features & NL80211_FEATURE_USERSPACE_MPM) | |
590 | printf("\tDriver supports a userspace MPM\n"); | |
591 | if (features & NL80211_FEATURE_ACTIVE_MONITOR) | |
592 | printf("\tDevice supports active monitor (which will ACK incoming frames)\n"); | |
593 | if (features & NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE) | |
594 | printf("\tDriver/device bandwidth changes during BSS lifetime (AP/GO mode)\n"); | |
595 | if (features & NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES) | |
596 | printf("\tDevice adds DS IE to probe requests\n"); | |
597 | if (features & NL80211_FEATURE_WFA_TPC_IE_IN_PROBES) | |
598 | printf("\tDevice adds WFA TPC Report IE to probe requests\n"); | |
599 | if (features & NL80211_FEATURE_QUIET) | |
600 | printf("\tDevice supports quiet requests from AP\n"); | |
601 | if (features & NL80211_FEATURE_TX_POWER_INSERTION) | |
602 | printf("\tDevice can update TPC Report IE\n"); | |
e642142d LB |
603 | if (features & NL80211_FEATURE_ACKTO_ESTIMATION) |
604 | printf("\tDevice supports ACK timeout estimation.\n"); | |
5973e65b JB |
605 | if (features & NL80211_FEATURE_STATIC_SMPS) |
606 | printf("\tDevice supports static SMPS\n"); | |
607 | if (features & NL80211_FEATURE_DYNAMIC_SMPS) | |
608 | printf("\tDevice supports dynamic SMPS\n"); | |
e15ec749 JB |
609 | if (features & NL80211_FEATURE_SUPPORTS_WMM_ADMISSION) |
610 | printf("\tDevice supports WMM-AC admission (TSPECs)\n"); | |
ced5522d BG |
611 | if (features & NL80211_FEATURE_MAC_ON_CREATE) |
612 | printf("\tDevice supports configuring vdev MAC-addr on create.\n"); | |
c2f0d689 AN |
613 | if (features & NL80211_FEATURE_TDLS_CHANNEL_SWITCH) |
614 | printf("\tDevice supports TDLS channel switching\n"); | |
632004a0 JB |
615 | } |
616 | ||
f0e30bd5 JD |
617 | if (tb_msg[NL80211_ATTR_EXT_FEATURES]) { |
618 | struct nlattr *tb = tb_msg[NL80211_ATTR_EXT_FEATURES]; | |
619 | ||
620 | if (ext_feature_isset(nla_data(tb), nla_len(tb), | |
621 | NL80211_EXT_FEATURE_VHT_IBSS)) | |
622 | printf("\tDevice supports VHT-IBSS.\n"); | |
623 | } | |
624 | ||
9b4a1989 JB |
625 | if (tb_msg[NL80211_ATTR_TDLS_SUPPORT]) |
626 | printf("\tDevice supports T-DLS.\n"); | |
627 | ||
aa0f5dbe AK |
628 | if (tb_msg[NL80211_ATTR_COALESCE_RULE]) { |
629 | struct nl80211_coalesce_rule_support *rule; | |
630 | struct nl80211_pattern_support *pat; | |
631 | ||
632 | printf("\tCoalesce support:\n"); | |
633 | rule = nla_data(tb_msg[NL80211_ATTR_COALESCE_RULE]); | |
634 | pat = &rule->pat; | |
635 | printf("\t\t * Maximum %u coalesce rules supported\n" | |
636 | "\t\t * Each rule contains upto %u patterns of %u-%u bytes,\n" | |
637 | "\t\t maximum packet offset %u bytes\n" | |
638 | "\t\t * Maximum supported coalescing delay %u msecs\n", | |
639 | rule->max_rules, pat->max_patterns, pat->min_pattern_len, | |
640 | pat->max_pattern_len, pat->max_pkt_offset, rule->max_delay); | |
641 | } | |
642 | ||
79f99b9a JB |
643 | return NL_SKIP; |
644 | } | |
645 | ||
c142fa28 JB |
646 | static bool nl80211_has_split_wiphy = false; |
647 | ||
7c37a24d | 648 | static int handle_info(struct nl80211_state *state, |
d631650b | 649 | struct nl_msg *msg, |
05514f95 JB |
650 | int argc, char **argv, |
651 | enum id_input id) | |
79f99b9a | 652 | { |
c142fa28 JB |
653 | char *feat_args[] = { "features", "-q" }; |
654 | int err; | |
655 | ||
656 | err = handle_cmd(state, CIB_NONE, 2, feat_args); | |
657 | if (!err && nl80211_has_split_wiphy) { | |
658 | nla_put_flag(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP); | |
659 | nlmsg_hdr(msg)->nlmsg_flags |= NLM_F_DUMP; | |
660 | } | |
661 | ||
34b23014 | 662 | register_handler(print_phy_handler, NULL); |
79f99b9a | 663 | |
70391ccf | 664 | return 0; |
79f99b9a | 665 | } |
c142fa28 | 666 | __COMMAND(NULL, info, "info", NULL, NL80211_CMD_GET_WIPHY, 0, 0, CIB_PHY, handle_info, |
1633ddf7 | 667 | "Show capabilities for the specified wireless device.", NULL); |
ea35fc0b JB |
668 | TOPLEVEL(list, NULL, NL80211_CMD_GET_WIPHY, NLM_F_DUMP, CIB_NONE, handle_info, |
669 | "List all wireless devices and their capabilities."); | |
01ae06f9 | 670 | TOPLEVEL(phy, NULL, NL80211_CMD_GET_WIPHY, NLM_F_DUMP, CIB_NONE, handle_info, NULL); |
bcdff0b2 | 671 | |
34b23014 | 672 | static int handle_commands(struct nl80211_state *state, struct nl_msg *msg, |
bcdff0b2 JB |
673 | int argc, char **argv, enum id_input id) |
674 | { | |
675 | int i; | |
516ef62a | 676 | for (i = 1; i <= NL80211_CMD_MAX; i++) |
bcdff0b2 JB |
677 | printf("%d (0x%x): %s\n", i, i, command_name(i)); |
678 | /* don't send netlink messages */ | |
679 | return 2; | |
680 | } | |
681 | TOPLEVEL(commands, NULL, NL80211_CMD_GET_WIPHY, 0, CIB_NONE, handle_commands, | |
682 | "list all known commands and their decimal & hex value"); | |
fb70e110 JB |
683 | |
684 | static int print_feature_handler(struct nl_msg *msg, void *arg) | |
685 | { | |
686 | struct nlattr *tb_msg[NL80211_ATTR_MAX + 1]; | |
687 | struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); | |
c142fa28 JB |
688 | bool print = (unsigned long)arg; |
689 | #define maybe_printf(...) do { if (print) printf(__VA_ARGS__); } while (0) | |
fb70e110 JB |
690 | |
691 | nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), | |
692 | genlmsg_attrlen(gnlh, 0), NULL); | |
693 | ||
694 | if (tb_msg[NL80211_ATTR_PROTOCOL_FEATURES]) { | |
695 | uint32_t feat = nla_get_u32(tb_msg[NL80211_ATTR_PROTOCOL_FEATURES]); | |
696 | ||
c142fa28 JB |
697 | maybe_printf("nl80211 features: 0x%x\n", feat); |
698 | if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP) { | |
699 | maybe_printf("\t* split wiphy dump\n"); | |
700 | nl80211_has_split_wiphy = true; | |
701 | } | |
fb70e110 JB |
702 | } |
703 | ||
704 | return NL_SKIP; | |
705 | } | |
706 | ||
34b23014 | 707 | static int handle_features(struct nl80211_state *state, struct nl_msg *msg, |
fb70e110 JB |
708 | int argc, char **argv, enum id_input id) |
709 | { | |
c142fa28 | 710 | unsigned long print = argc == 0 || strcmp(argv[0], "-q"); |
34b23014 | 711 | register_handler(print_feature_handler, (void *)print); |
fb70e110 JB |
712 | return 0; |
713 | } | |
714 | ||
c142fa28 | 715 | TOPLEVEL(features, "", NL80211_CMD_GET_PROTOCOL_FEATURES, 0, CIB_NONE, |
fb70e110 | 716 | handle_features, ""); |