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>
12 static void print_flag(const char *name
, int *open
)
22 static char *cipher_name(__u32 c
)
28 return "WEP40 (00-0f-ac:1)";
30 return "WEP104 (00-0f-ac:5)";
32 return "TKIP (00-0f-ac:2)";
34 return "CCMP-128 (00-0f-ac:4)";
36 return "CMAC (00-0f-ac:6)";
38 return "GCMP-128 (00-0f-ac:8)";
40 return "GCMP-256 (00-0f-ac:9)";
42 return "CCMP-256 (00-0f-ac:10)";
44 return "GMAC-128 (00-0f-ac:11)";
46 return "GMAC-256 (00-0f-ac:12)";
48 return "CMAC-256 (00-0f-ac:13)";
50 return "WPI-SMS4 (00-14-72:1)";
52 sprintf(buf
, "%.2x-%.2x-%.2x:%d",
53 c
>> 24, (c
>> 16) & 0xff,
54 (c
>> 8) & 0xff, c
& 0xff);
60 static int ext_feature_isset(const unsigned char *ext_features
, int ext_features_len
,
61 enum nl80211_ext_feature_index ftidx
)
63 unsigned char ft_byte
;
65 if ((int) ftidx
/ 8 >= ext_features_len
)
68 ft_byte
= ext_features
[ftidx
/ 8];
69 return (ft_byte
& BIT(ftidx
% 8)) != 0;
72 static void ext_feat_print(const struct nlattr
*tb
,
73 enum nl80211_ext_feature_index idx
,
74 const char *feature_name
, const char *feature_desc
)
76 if (ext_feature_isset(nla_data(tb
), nla_len(tb
),idx
))
77 printf("\t\t* [ %s ]: %s\n", feature_name
, feature_desc
);
80 static int print_phy_handler(struct nl_msg
*msg
, void *arg
)
82 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
83 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
85 struct nlattr
*tb_band
[NL80211_BAND_ATTR_MAX
+ 1];
87 struct nlattr
*tb_freq
[NL80211_FREQUENCY_ATTR_MAX
+ 1];
88 static struct nla_policy freq_policy
[NL80211_FREQUENCY_ATTR_MAX
+ 1] = {
89 [NL80211_FREQUENCY_ATTR_FREQ
] = { .type
= NLA_U32
},
90 [NL80211_FREQUENCY_ATTR_DISABLED
] = { .type
= NLA_FLAG
},
91 [NL80211_FREQUENCY_ATTR_NO_IR
] = { .type
= NLA_FLAG
},
92 [__NL80211_FREQUENCY_ATTR_NO_IBSS
] = { .type
= NLA_FLAG
},
93 [NL80211_FREQUENCY_ATTR_RADAR
] = { .type
= NLA_FLAG
},
94 [NL80211_FREQUENCY_ATTR_MAX_TX_POWER
] = { .type
= NLA_U32
},
97 struct nlattr
*tb_rate
[NL80211_BITRATE_ATTR_MAX
+ 1];
98 static struct nla_policy rate_policy
[NL80211_BITRATE_ATTR_MAX
+ 1] = {
99 [NL80211_BITRATE_ATTR_RATE
] = { .type
= NLA_U32
},
100 [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE
] = { .type
= NLA_FLAG
},
103 struct nlattr
*nl_band
;
104 struct nlattr
*nl_freq
;
105 struct nlattr
*nl_rate
;
106 struct nlattr
*nl_mode
;
107 struct nlattr
*nl_cmd
;
108 struct nlattr
*nl_if
, *nl_ftype
;
109 int rem_band
, rem_freq
, rem_rate
, rem_mode
, rem_cmd
, rem_ftype
, rem_if
;
112 * static variables only work here, other applications need to use the
113 * callback pointer and store them there so they can be multithreaded
114 * and/or have multiple netlink sockets, etc.
116 static int64_t phy_id
= -1;
117 static int last_band
= -1;
118 static bool band_had_freq
= false;
119 bool print_name
= true;
121 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
122 genlmsg_attrlen(gnlh
, 0), NULL
);
124 if (tb_msg
[NL80211_ATTR_WIPHY
]) {
125 if (nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY
]) == phy_id
)
129 phy_id
= nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY
]);
131 if (print_name
&& tb_msg
[NL80211_ATTR_WIPHY_NAME
])
132 printf("Wiphy %s\n", nla_get_string(tb_msg
[NL80211_ATTR_WIPHY_NAME
]));
134 /* needed for split dump */
135 if (tb_msg
[NL80211_ATTR_WIPHY_BANDS
]) {
136 nla_for_each_nested(nl_band
, tb_msg
[NL80211_ATTR_WIPHY_BANDS
], rem_band
) {
137 if (last_band
!= nl_band
->nla_type
) {
138 printf("\tBand %d:\n", nl_band
->nla_type
+ 1);
139 band_had_freq
= false;
141 last_band
= nl_band
->nla_type
;
143 nla_parse(tb_band
, NL80211_BAND_ATTR_MAX
, nla_data(nl_band
),
144 nla_len(nl_band
), NULL
);
146 if (tb_band
[NL80211_BAND_ATTR_HT_CAPA
]) {
147 __u16 cap
= nla_get_u16(tb_band
[NL80211_BAND_ATTR_HT_CAPA
]);
148 print_ht_capability(cap
);
150 if (tb_band
[NL80211_BAND_ATTR_HT_AMPDU_FACTOR
]) {
151 __u8 exponent
= nla_get_u8(tb_band
[NL80211_BAND_ATTR_HT_AMPDU_FACTOR
]);
152 print_ampdu_length(exponent
);
154 if (tb_band
[NL80211_BAND_ATTR_HT_AMPDU_DENSITY
]) {
155 __u8 spacing
= nla_get_u8(tb_band
[NL80211_BAND_ATTR_HT_AMPDU_DENSITY
]);
156 print_ampdu_spacing(spacing
);
158 if (tb_band
[NL80211_BAND_ATTR_HT_MCS_SET
] &&
159 nla_len(tb_band
[NL80211_BAND_ATTR_HT_MCS_SET
]) == 16)
160 print_ht_mcs(nla_data(tb_band
[NL80211_BAND_ATTR_HT_MCS_SET
]));
161 if (tb_band
[NL80211_BAND_ATTR_VHT_CAPA
] &&
162 tb_band
[NL80211_BAND_ATTR_VHT_MCS_SET
])
163 print_vht_info(nla_get_u32(tb_band
[NL80211_BAND_ATTR_VHT_CAPA
]),
164 nla_data(tb_band
[NL80211_BAND_ATTR_VHT_MCS_SET
]));
166 if (tb_band
[NL80211_BAND_ATTR_FREQS
]) {
167 if (!band_had_freq
) {
168 printf("\t\tFrequencies:\n");
169 band_had_freq
= true;
171 nla_for_each_nested(nl_freq
, tb_band
[NL80211_BAND_ATTR_FREQS
], rem_freq
) {
173 nla_parse(tb_freq
, NL80211_FREQUENCY_ATTR_MAX
, nla_data(nl_freq
),
174 nla_len(nl_freq
), freq_policy
);
175 if (!tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
])
177 freq
= nla_get_u32(tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
]);
178 printf("\t\t\t* %d MHz [%d]", freq
, ieee80211_frequency_to_channel(freq
));
180 if (tb_freq
[NL80211_FREQUENCY_ATTR_MAX_TX_POWER
] &&
181 !tb_freq
[NL80211_FREQUENCY_ATTR_DISABLED
])
182 printf(" (%.1f dBm)", 0.01 * nla_get_u32(tb_freq
[NL80211_FREQUENCY_ATTR_MAX_TX_POWER
]));
185 if (tb_freq
[NL80211_FREQUENCY_ATTR_DISABLED
]) {
186 print_flag("disabled", &open
);
190 /* If both flags are set assume an new kernel */
191 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_IR
] && tb_freq
[__NL80211_FREQUENCY_ATTR_NO_IBSS
]) {
192 print_flag("no IR", &open
);
193 } else if (tb_freq
[NL80211_FREQUENCY_ATTR_PASSIVE_SCAN
]) {
194 print_flag("passive scan", &open
);
195 } else if (tb_freq
[__NL80211_FREQUENCY_ATTR_NO_IBSS
]){
196 print_flag("no ibss", &open
);
199 if (tb_freq
[NL80211_FREQUENCY_ATTR_RADAR
])
200 print_flag("radar detection", &open
);
208 if (tb_band
[NL80211_BAND_ATTR_RATES
]) {
209 printf("\t\tBitrates (non-HT):\n");
210 nla_for_each_nested(nl_rate
, tb_band
[NL80211_BAND_ATTR_RATES
], rem_rate
) {
211 nla_parse(tb_rate
, NL80211_BITRATE_ATTR_MAX
, nla_data(nl_rate
),
212 nla_len(nl_rate
), rate_policy
);
213 if (!tb_rate
[NL80211_BITRATE_ATTR_RATE
])
215 printf("\t\t\t* %2.1f Mbps", 0.1 * nla_get_u32(tb_rate
[NL80211_BITRATE_ATTR_RATE
]));
217 if (tb_rate
[NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE
])
218 print_flag("short preamble supported", &open
);
227 if (tb_msg
[NL80211_ATTR_MAX_NUM_SCAN_SSIDS
])
228 printf("\tmax # scan SSIDs: %d\n",
229 nla_get_u8(tb_msg
[NL80211_ATTR_MAX_NUM_SCAN_SSIDS
]));
230 if (tb_msg
[NL80211_ATTR_MAX_SCAN_IE_LEN
])
231 printf("\tmax scan IEs length: %d bytes\n",
232 nla_get_u16(tb_msg
[NL80211_ATTR_MAX_SCAN_IE_LEN
]));
233 if (tb_msg
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS
])
234 printf("\tmax # sched scan SSIDs: %d\n",
235 nla_get_u8(tb_msg
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS
]));
236 if (tb_msg
[NL80211_ATTR_MAX_MATCH_SETS
])
237 printf("\tmax # match sets: %d\n",
238 nla_get_u8(tb_msg
[NL80211_ATTR_MAX_MATCH_SETS
]));
239 if (tb_msg
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS
])
240 printf("\tmax # scan plans: %d\n",
241 nla_get_u32(tb_msg
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS
]));
242 if (tb_msg
[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL
])
243 printf("\tmax scan plan interval: %d\n",
244 nla_get_u32(tb_msg
[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL
]));
245 if (tb_msg
[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS
])
246 printf("\tmax scan plan iterations: %d\n",
247 nla_get_u32(tb_msg
[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS
]));
249 if (tb_msg
[NL80211_ATTR_WIPHY_FRAG_THRESHOLD
]) {
252 frag
= nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_FRAG_THRESHOLD
]);
253 if (frag
!= (unsigned int)-1)
254 printf("\tFragmentation threshold: %d\n", frag
);
257 if (tb_msg
[NL80211_ATTR_WIPHY_RTS_THRESHOLD
]) {
260 rts
= nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_RTS_THRESHOLD
]);
261 if (rts
!= (unsigned int)-1)
262 printf("\tRTS threshold: %d\n", rts
);
265 if (tb_msg
[NL80211_ATTR_WIPHY_RETRY_SHORT
] ||
266 tb_msg
[NL80211_ATTR_WIPHY_RETRY_LONG
]) {
267 unsigned char retry_short
= 0, retry_long
= 0;
269 if (tb_msg
[NL80211_ATTR_WIPHY_RETRY_SHORT
])
270 retry_short
= nla_get_u8(tb_msg
[NL80211_ATTR_WIPHY_RETRY_SHORT
]);
271 if (tb_msg
[NL80211_ATTR_WIPHY_RETRY_LONG
])
272 retry_long
= nla_get_u8(tb_msg
[NL80211_ATTR_WIPHY_RETRY_LONG
]);
273 if (retry_short
== retry_long
) {
274 printf("\tRetry short long limit: %d\n", retry_short
);
276 printf("\tRetry short limit: %d\n", retry_short
);
277 printf("\tRetry long limit: %d\n", retry_long
);
281 if (tb_msg
[NL80211_ATTR_WIPHY_COVERAGE_CLASS
]) {
282 unsigned char coverage
;
284 coverage
= nla_get_u8(tb_msg
[NL80211_ATTR_WIPHY_COVERAGE_CLASS
]);
285 /* See handle_distance() for an explanation where the '450' comes from */
286 printf("\tCoverage class: %d (up to %dm)\n", coverage
, 450 * coverage
);
289 if (tb_msg
[NL80211_ATTR_CIPHER_SUITES
]) {
290 int num
= nla_len(tb_msg
[NL80211_ATTR_CIPHER_SUITES
]) / sizeof(__u32
);
292 __u32
*ciphers
= nla_data(tb_msg
[NL80211_ATTR_CIPHER_SUITES
]);
294 printf("\tSupported Ciphers:\n");
295 for (i
= 0; i
< num
; i
++)
297 cipher_name(ciphers
[i
]));
301 if (tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX
] &&
302 tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX
])
303 printf("\tAvailable Antennas: TX %#x RX %#x\n",
304 nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX
]),
305 nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX
]));
307 if (tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_TX
] &&
308 tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_RX
])
309 printf("\tConfigured Antennas: TX %#x RX %#x\n",
310 nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_TX
]),
311 nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_RX
]));
313 if (tb_msg
[NL80211_ATTR_SUPPORTED_IFTYPES
]) {
314 printf("\tSupported interface modes:\n");
315 nla_for_each_nested(nl_mode
, tb_msg
[NL80211_ATTR_SUPPORTED_IFTYPES
], rem_mode
)
316 printf("\t\t * %s\n", iftype_name(nla_type(nl_mode
)));
319 if (tb_msg
[NL80211_ATTR_SOFTWARE_IFTYPES
]) {
320 printf("\tsoftware interface modes (can always be added):\n");
321 nla_for_each_nested(nl_mode
, tb_msg
[NL80211_ATTR_SOFTWARE_IFTYPES
], rem_mode
)
322 printf("\t\t * %s\n", iftype_name(nla_type(nl_mode
)));
325 if (tb_msg
[NL80211_ATTR_INTERFACE_COMBINATIONS
]) {
326 struct nlattr
*nl_combi
;
328 bool have_combinations
= false;
330 nla_for_each_nested(nl_combi
, tb_msg
[NL80211_ATTR_INTERFACE_COMBINATIONS
], rem_combi
) {
331 static struct nla_policy iface_combination_policy
[NUM_NL80211_IFACE_COMB
] = {
332 [NL80211_IFACE_COMB_LIMITS
] = { .type
= NLA_NESTED
},
333 [NL80211_IFACE_COMB_MAXNUM
] = { .type
= NLA_U32
},
334 [NL80211_IFACE_COMB_STA_AP_BI_MATCH
] = { .type
= NLA_FLAG
},
335 [NL80211_IFACE_COMB_NUM_CHANNELS
] = { .type
= NLA_U32
},
336 [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
] = { .type
= NLA_U32
},
338 struct nlattr
*tb_comb
[NUM_NL80211_IFACE_COMB
];
339 static struct nla_policy iface_limit_policy
[NUM_NL80211_IFACE_LIMIT
] = {
340 [NL80211_IFACE_LIMIT_TYPES
] = { .type
= NLA_NESTED
},
341 [NL80211_IFACE_LIMIT_MAX
] = { .type
= NLA_U32
},
343 struct nlattr
*tb_limit
[NUM_NL80211_IFACE_LIMIT
];
344 struct nlattr
*nl_limit
;
348 if (!have_combinations
) {
349 printf("\tvalid interface combinations:\n");
350 have_combinations
= true;
355 err
= nla_parse_nested(tb_comb
, MAX_NL80211_IFACE_COMB
,
356 nl_combi
, iface_combination_policy
);
357 if (err
|| !tb_comb
[NL80211_IFACE_COMB_LIMITS
] ||
358 !tb_comb
[NL80211_IFACE_COMB_MAXNUM
] ||
359 !tb_comb
[NL80211_IFACE_COMB_NUM_CHANNELS
]) {
360 printf(" <failed to parse>\n");
361 goto broken_combination
;
364 nla_for_each_nested(nl_limit
, tb_comb
[NL80211_IFACE_COMB_LIMITS
], rem_limit
) {
365 bool ift_comma
= false;
367 err
= nla_parse_nested(tb_limit
, MAX_NL80211_IFACE_LIMIT
,
368 nl_limit
, iface_limit_policy
);
369 if (err
|| !tb_limit
[NL80211_IFACE_LIMIT_TYPES
]) {
370 printf("<failed to parse>\n");
371 goto broken_combination
;
379 nla_for_each_nested(nl_mode
, tb_limit
[NL80211_IFACE_LIMIT_TYPES
], rem_mode
) {
380 printf("%s %s", ift_comma
? "," : "",
381 iftype_name(nla_type(nl_mode
)));
384 printf(" } <= %u", nla_get_u32(tb_limit
[NL80211_IFACE_LIMIT_MAX
]));
388 printf("total <= %d, #channels <= %d%s",
389 nla_get_u32(tb_comb
[NL80211_IFACE_COMB_MAXNUM
]),
390 nla_get_u32(tb_comb
[NL80211_IFACE_COMB_NUM_CHANNELS
]),
391 tb_comb
[NL80211_IFACE_COMB_STA_AP_BI_MATCH
] ?
392 ", STA/AP BI must match" : "");
393 if (tb_comb
[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
]) {
394 unsigned long widths
= nla_get_u32(tb_comb
[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
]);
400 printf(", radar detect widths: {");
401 for (width
= 0; width
< 32; width
++)
402 if (widths
& (1 << width
)) {
405 channel_width_name(width
));
416 if (!have_combinations
)
417 printf("\tinterface combinations are not supported\n");
420 if (tb_msg
[NL80211_ATTR_SUPPORTED_COMMANDS
]) {
421 printf("\tSupported commands:\n");
422 nla_for_each_nested(nl_cmd
, tb_msg
[NL80211_ATTR_SUPPORTED_COMMANDS
], rem_cmd
)
423 printf("\t\t * %s\n", command_name(nla_get_u32(nl_cmd
)));
426 if (tb_msg
[NL80211_ATTR_TX_FRAME_TYPES
]) {
427 printf("\tSupported TX frame types:\n");
428 nla_for_each_nested(nl_if
, tb_msg
[NL80211_ATTR_TX_FRAME_TYPES
], rem_if
) {
429 bool printed
= false;
430 nla_for_each_nested(nl_ftype
, nl_if
, rem_ftype
) {
432 printf("\t\t * %s:", iftype_name(nla_type(nl_if
)));
434 printf(" 0x%.2x", nla_get_u16(nl_ftype
));
441 if (tb_msg
[NL80211_ATTR_RX_FRAME_TYPES
]) {
442 printf("\tSupported RX frame types:\n");
443 nla_for_each_nested(nl_if
, tb_msg
[NL80211_ATTR_RX_FRAME_TYPES
], rem_if
) {
444 bool printed
= false;
445 nla_for_each_nested(nl_ftype
, nl_if
, rem_ftype
) {
447 printf("\t\t * %s:", iftype_name(nla_type(nl_if
)));
449 printf(" 0x%.2x", nla_get_u16(nl_ftype
));
456 if (tb_msg
[NL80211_ATTR_SUPPORT_IBSS_RSN
])
457 printf("\tDevice supports RSN-IBSS.\n");
459 if (tb_msg
[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED
]) {
460 struct nlattr
*tb_wowlan
[NUM_NL80211_WOWLAN_TRIG
];
461 static struct nla_policy wowlan_policy
[NUM_NL80211_WOWLAN_TRIG
] = {
462 [NL80211_WOWLAN_TRIG_ANY
] = { .type
= NLA_FLAG
},
463 [NL80211_WOWLAN_TRIG_DISCONNECT
] = { .type
= NLA_FLAG
},
464 [NL80211_WOWLAN_TRIG_MAGIC_PKT
] = { .type
= NLA_FLAG
},
465 [NL80211_WOWLAN_TRIG_PKT_PATTERN
] = { .minlen
= 12 },
466 [NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED
] = { .type
= NLA_FLAG
},
467 [NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
] = { .type
= NLA_FLAG
},
468 [NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST
] = { .type
= NLA_FLAG
},
469 [NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE
] = { .type
= NLA_FLAG
},
470 [NL80211_WOWLAN_TRIG_RFKILL_RELEASE
] = { .type
= NLA_FLAG
},
471 [NL80211_WOWLAN_TRIG_NET_DETECT
] = { .type
= NLA_U32
},
472 [NL80211_WOWLAN_TRIG_TCP_CONNECTION
] = { .type
= NLA_NESTED
},
474 struct nl80211_pattern_support
*pat
;
477 err
= nla_parse_nested(tb_wowlan
, MAX_NL80211_WOWLAN_TRIG
,
478 tb_msg
[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED
],
480 printf("\tWoWLAN support:");
482 printf(" <failed to parse>\n");
485 if (tb_wowlan
[NL80211_WOWLAN_TRIG_ANY
])
486 printf("\t\t * wake up on anything (device continues operating normally)\n");
487 if (tb_wowlan
[NL80211_WOWLAN_TRIG_DISCONNECT
])
488 printf("\t\t * wake up on disconnect\n");
489 if (tb_wowlan
[NL80211_WOWLAN_TRIG_MAGIC_PKT
])
490 printf("\t\t * wake up on magic packet\n");
491 if (tb_wowlan
[NL80211_WOWLAN_TRIG_PKT_PATTERN
]) {
492 unsigned int len
= nla_len(tb_wowlan
[NL80211_WOWLAN_TRIG_PKT_PATTERN
]);
494 pat
= nla_data(tb_wowlan
[NL80211_WOWLAN_TRIG_PKT_PATTERN
]);
495 printf("\t\t * wake up on pattern match, up to %u patterns of %u-%u bytes,\n"
496 "\t\t maximum packet offset %u bytes\n",
497 pat
->max_patterns
, pat
->min_pattern_len
, pat
->max_pattern_len
,
498 len
< sizeof(*pat
) ? 0 : pat
->max_pkt_offset
);
500 if (tb_wowlan
[NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED
])
501 printf("\t\t * can do GTK rekeying\n");
502 if (tb_wowlan
[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
])
503 printf("\t\t * wake up on GTK rekey failure\n");
504 if (tb_wowlan
[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST
])
505 printf("\t\t * wake up on EAP identity request\n");
506 if (tb_wowlan
[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE
])
507 printf("\t\t * wake up on 4-way handshake\n");
508 if (tb_wowlan
[NL80211_WOWLAN_TRIG_RFKILL_RELEASE
])
509 printf("\t\t * wake up on rfkill release\n");
510 if (tb_wowlan
[NL80211_WOWLAN_TRIG_NET_DETECT
])
511 printf("\t\t * wake up on network detection, up to %d match sets\n",
512 nla_get_u32(tb_wowlan
[NL80211_WOWLAN_TRIG_NET_DETECT
]));
513 if (tb_wowlan
[NL80211_WOWLAN_TRIG_TCP_CONNECTION
])
514 printf("\t\t * wake up on TCP connection\n");
518 if (tb_msg
[NL80211_ATTR_ROAM_SUPPORT
])
519 printf("\tDevice supports roaming.\n");
521 if (tb_msg
[NL80211_ATTR_SUPPORT_AP_UAPSD
])
522 printf("\tDevice supports AP-side u-APSD.\n");
524 if (tb_msg
[NL80211_ATTR_HT_CAPABILITY_MASK
]) {
525 struct ieee80211_ht_cap
*cm
;
526 unsigned int len
= nla_len(tb_msg
[NL80211_ATTR_HT_CAPABILITY_MASK
]);
528 printf("\tHT Capability overrides:\n");
529 if (len
>= sizeof(*cm
)) {
530 cm
= nla_data(tb_msg
[NL80211_ATTR_HT_CAPABILITY_MASK
]);
531 printf("\t\t * MCS: %02hhx %02hhx %02hhx %02hhx %02hhx %02hhx"
532 " %02hhx %02hhx %02hhx %02hhx\n",
533 cm
->mcs
.rx_mask
[0], cm
->mcs
.rx_mask
[1],
534 cm
->mcs
.rx_mask
[2], cm
->mcs
.rx_mask
[3],
535 cm
->mcs
.rx_mask
[4], cm
->mcs
.rx_mask
[5],
536 cm
->mcs
.rx_mask
[6], cm
->mcs
.rx_mask
[7],
537 cm
->mcs
.rx_mask
[8], cm
->mcs
.rx_mask
[9]);
538 if (cm
->cap_info
& htole16(IEEE80211_HT_CAP_MAX_AMSDU
))
539 printf("\t\t * maximum A-MSDU length\n");
540 if (cm
->cap_info
& htole16(IEEE80211_HT_CAP_SUP_WIDTH_20_40
))
541 printf("\t\t * supported channel width\n");
542 if (cm
->cap_info
& htole16(IEEE80211_HT_CAP_SGI_40
))
543 printf("\t\t * short GI for 40 MHz\n");
544 if (cm
->ampdu_params_info
& IEEE80211_HT_AMPDU_PARM_FACTOR
)
545 printf("\t\t * max A-MPDU length exponent\n");
546 if (cm
->ampdu_params_info
& IEEE80211_HT_AMPDU_PARM_DENSITY
)
547 printf("\t\t * min MPDU start spacing\n");
549 printf("\tERROR: capabilities mask is too short, expected: %d, received: %d\n",
551 (int)(nla_len(tb_msg
[NL80211_ATTR_HT_CAPABILITY_MASK
])));
555 if (tb_msg
[NL80211_ATTR_FEATURE_FLAGS
]) {
556 unsigned int features
= nla_get_u32(tb_msg
[NL80211_ATTR_FEATURE_FLAGS
]);
558 if (features
& NL80211_FEATURE_SK_TX_STATUS
)
559 printf("\tDevice supports TX status socket option.\n");
560 if (features
& NL80211_FEATURE_HT_IBSS
)
561 printf("\tDevice supports HT-IBSS.\n");
562 if (features
& NL80211_FEATURE_INACTIVITY_TIMER
)
563 printf("\tDevice has client inactivity timer.\n");
564 if (features
& NL80211_FEATURE_CELL_BASE_REG_HINTS
)
565 printf("\tDevice accepts cell base station regulatory hints.\n");
566 if (features
& NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL
)
567 printf("\tP2P Device uses a channel (of the concurrent ones)\n");
568 if (features
& NL80211_FEATURE_SAE
)
569 printf("\tDevice supports SAE with AUTHENTICATE command\n");
570 if (features
& NL80211_FEATURE_LOW_PRIORITY_SCAN
)
571 printf("\tDevice supports low priority scan.\n");
572 if (features
& NL80211_FEATURE_SCAN_FLUSH
)
573 printf("\tDevice supports scan flush.\n");
574 if (features
& NL80211_FEATURE_AP_SCAN
)
575 printf("\tDevice supports AP scan.\n");
576 if (features
& NL80211_FEATURE_VIF_TXPOWER
)
577 printf("\tDevice supports per-vif TX power setting\n");
578 if (features
& NL80211_FEATURE_NEED_OBSS_SCAN
)
579 printf("\tUserspace should do OBSS scan and generate 20/40 coex reports\n");
580 if (features
& NL80211_FEATURE_P2P_GO_CTWIN
)
581 printf("\tP2P GO supports CT window setting\n");
582 if (features
& NL80211_FEATURE_P2P_GO_OPPPS
)
583 printf("\tP2P GO supports opportunistic powersave setting\n");
584 if (features
& NL80211_FEATURE_FULL_AP_CLIENT_STATE
)
585 printf("\tDriver supports full state transitions for AP/GO clients\n");
586 if (features
& NL80211_FEATURE_USERSPACE_MPM
)
587 printf("\tDriver supports a userspace MPM\n");
588 if (features
& NL80211_FEATURE_ACTIVE_MONITOR
)
589 printf("\tDevice supports active monitor (which will ACK incoming frames)\n");
590 if (features
& NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE
)
591 printf("\tDriver/device bandwidth changes during BSS lifetime (AP/GO mode)\n");
592 if (features
& NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES
)
593 printf("\tDevice adds DS IE to probe requests\n");
594 if (features
& NL80211_FEATURE_WFA_TPC_IE_IN_PROBES
)
595 printf("\tDevice adds WFA TPC Report IE to probe requests\n");
596 if (features
& NL80211_FEATURE_QUIET
)
597 printf("\tDevice supports quiet requests from AP\n");
598 if (features
& NL80211_FEATURE_TX_POWER_INSERTION
)
599 printf("\tDevice can update TPC Report IE\n");
600 if (features
& NL80211_FEATURE_ACKTO_ESTIMATION
)
601 printf("\tDevice supports ACK timeout estimation.\n");
602 if (features
& NL80211_FEATURE_STATIC_SMPS
)
603 printf("\tDevice supports static SMPS\n");
604 if (features
& NL80211_FEATURE_DYNAMIC_SMPS
)
605 printf("\tDevice supports dynamic SMPS\n");
606 if (features
& NL80211_FEATURE_SUPPORTS_WMM_ADMISSION
)
607 printf("\tDevice supports WMM-AC admission (TSPECs)\n");
608 if (features
& NL80211_FEATURE_MAC_ON_CREATE
)
609 printf("\tDevice supports configuring vdev MAC-addr on create.\n");
610 if (features
& NL80211_FEATURE_TDLS_CHANNEL_SWITCH
)
611 printf("\tDevice supports TDLS channel switching\n");
614 if (tb_msg
[NL80211_ATTR_TDLS_SUPPORT
])
615 printf("\tDevice supports T-DLS.\n");
617 if (tb_msg
[NL80211_ATTR_EXT_FEATURES
]) {
618 struct nlattr
*tb
= tb_msg
[NL80211_ATTR_EXT_FEATURES
];
620 printf("\tSupported extended features:\n");
622 ext_feat_print(tb
, NL80211_EXT_FEATURE_VHT_IBSS
,
623 "VHT_IBSS", "VHT-IBSS");
624 ext_feat_print(tb
, NL80211_EXT_FEATURE_RRM
,
626 ext_feat_print(tb
, NL80211_EXT_FEATURE_MU_MIMO_AIR_SNIFFER
,
627 "MU_MIMO_AIR_SNIFFER", "MU-MIMO sniffer");
628 ext_feat_print(tb
, NL80211_EXT_FEATURE_SCAN_START_TIME
,
629 "SCAN_START_TIME", "scan start timestamp");
630 ext_feat_print(tb
, NL80211_EXT_FEATURE_BSS_PARENT_TSF
,
631 "BSS_PARENT_TSF", "BSS last beacon/probe TSF");
632 ext_feat_print(tb
, NL80211_EXT_FEATURE_SET_SCAN_DWELL
,
633 "SET_SCAN_DWELL", "scan dwell setting");
634 ext_feat_print(tb
, NL80211_EXT_FEATURE_BEACON_RATE_LEGACY
,
635 "BEACON_RATE_LEGACY", "legacy beacon rate setting");
636 ext_feat_print(tb
, NL80211_EXT_FEATURE_BEACON_RATE_HT
,
637 "BEACON_RATE_HT", "HT beacon rate setting");
638 ext_feat_print(tb
, NL80211_EXT_FEATURE_BEACON_RATE_VHT
,
639 "BEACON_RATE_VHT", "VHT beacon rate setting");
640 ext_feat_print(tb
, NL80211_EXT_FEATURE_FILS_STA
,
641 "FILS_STA", "STA FILS (Fast Initial Link Setup)");
642 ext_feat_print(tb
, NL80211_EXT_FEATURE_MGMT_TX_RANDOM_TA
,
644 "randomized TA while not associated");
645 ext_feat_print(tb
, NL80211_EXT_FEATURE_MGMT_TX_RANDOM_TA_CONNECTED
,
646 "MGMT_TX_RANDOM_TA_CONNECTED",
647 "randomized TA while associated");
648 ext_feat_print(tb
, NL80211_EXT_FEATURE_SCHED_SCAN_RELATIVE_RSSI
,
649 "SCHED_SCAN_RELATIVE_RSSI",
650 "sched_scan for BSS with better RSSI report");
651 ext_feat_print(tb
, NL80211_EXT_FEATURE_CQM_RSSI_LIST
,
653 "multiple CQM_RSSI_THOLD records");
654 ext_feat_print(tb
, NL80211_EXT_FEATURE_FILS_SK_OFFLOAD
,
656 "FILS shared key authentication offload");
657 ext_feat_print(tb
, NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_PSK
,
658 "4WAY_HANDSHAKE_STA_PSK",
659 "4-way handshake with PSK in station mode");
660 ext_feat_print(tb
, NL80211_EXT_FEATURE_4WAY_HANDSHAKE_STA_1X
,
661 "4WAY_HANDSHAKE_STA_1X",
662 "4-way handshake with 802.1X in station mode");
663 ext_feat_print(tb
, NL80211_EXT_FEATURE_FILS_MAX_CHANNEL_TIME
,
664 "FILS_MAX_CHANNEL_TIME",
665 "FILS max channel attribute override with dwell time");
666 ext_feat_print(tb
, NL80211_EXT_FEATURE_ACCEPT_BCAST_PROBE_RESP
,
667 "ACCEPT_BCAST_PROBE_RESP",
668 "accepts broadcast probe response");
669 ext_feat_print(tb
, NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE
,
670 "OCE_PROBE_REQ_HIGH_TX_RATE",
671 "probe request TX at high rate (at least 5.5Mbps)");
672 ext_feat_print(tb
, NL80211_EXT_FEATURE_OCE_PROBE_REQ_DEFERRAL_SUPPRESSION
,
673 "OCE_PROBE_REQ_DEFERRAL_SUPPRESSION",
674 "probe request tx deferral and suppression");
675 ext_feat_print(tb
, NL80211_EXT_FEATURE_MFP_OPTIONAL
,
677 "MFP_OPTIONAL value in ATTR_USE_MFP");
678 ext_feat_print(tb
, NL80211_EXT_FEATURE_LOW_SPAN_SCAN
,
679 "LOW_SPAN_SCAN", "low span scan");
680 ext_feat_print(tb
, NL80211_EXT_FEATURE_LOW_POWER_SCAN
,
681 "LOW_POWER_SCAN", "low power scan");
682 ext_feat_print(tb
, NL80211_EXT_FEATURE_HIGH_ACCURACY_SCAN
,
683 "HIGH_ACCURACY_SCAN", "high accuracy scan");
684 ext_feat_print(tb
, NL80211_EXT_FEATURE_DFS_OFFLOAD
,
685 "DFS_OFFLOAD", "DFS offload");
686 ext_feat_print(tb
, NL80211_EXT_FEATURE_CONTROL_PORT_OVER_NL80211
,
687 "CONTROL_PORT_OVER_NL80211",
688 "control port over nl80211");
689 ext_feat_print(tb
, NL80211_EXT_FEATURE_TXQS
,
690 "TXQS", "FQ-CoDel-enabled intermediate TXQs");
693 if (tb_msg
[NL80211_ATTR_COALESCE_RULE
]) {
694 struct nl80211_coalesce_rule_support
*rule
;
695 struct nl80211_pattern_support
*pat
;
697 printf("\tCoalesce support:\n");
698 rule
= nla_data(tb_msg
[NL80211_ATTR_COALESCE_RULE
]);
700 printf("\t\t * Maximum %u coalesce rules supported\n"
701 "\t\t * Each rule contains upto %u patterns of %u-%u bytes,\n"
702 "\t\t maximum packet offset %u bytes\n"
703 "\t\t * Maximum supported coalescing delay %u msecs\n",
704 rule
->max_rules
, pat
->max_patterns
, pat
->min_pattern_len
,
705 pat
->max_pattern_len
, pat
->max_pkt_offset
, rule
->max_delay
);
711 static bool nl80211_has_split_wiphy
= false;
713 static int handle_info(struct nl80211_state
*state
,
715 int argc
, char **argv
,
718 char *feat_args
[] = { "features", "-q" };
721 err
= handle_cmd(state
, II_NONE
, 2, feat_args
);
722 if (!err
&& nl80211_has_split_wiphy
) {
723 nla_put_flag(msg
, NL80211_ATTR_SPLIT_WIPHY_DUMP
);
724 nlmsg_hdr(msg
)->nlmsg_flags
|= NLM_F_DUMP
;
727 register_handler(print_phy_handler
, NULL
);
731 __COMMAND(NULL
, info
, "info", NULL
, NL80211_CMD_GET_WIPHY
, 0, 0, CIB_PHY
, handle_info
,
732 "Show capabilities for the specified wireless device.", NULL
);
733 TOPLEVEL(list
, NULL
, NL80211_CMD_GET_WIPHY
, NLM_F_DUMP
, CIB_NONE
, handle_info
,
734 "List all wireless devices and their capabilities.");
735 TOPLEVEL(phy
, NULL
, NL80211_CMD_GET_WIPHY
, NLM_F_DUMP
, CIB_NONE
, handle_info
, NULL
);
737 static int handle_commands(struct nl80211_state
*state
, struct nl_msg
*msg
,
738 int argc
, char **argv
, enum id_input id
)
741 for (i
= 1; i
<= NL80211_CMD_MAX
; i
++)
742 printf("%d (0x%x): %s\n", i
, i
, command_name(i
));
743 /* don't send netlink messages */
746 TOPLEVEL(commands
, NULL
, NL80211_CMD_GET_WIPHY
, 0, CIB_NONE
, handle_commands
,
747 "list all known commands and their decimal & hex value");
749 static int print_feature_handler(struct nl_msg
*msg
, void *arg
)
751 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
752 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
753 bool print
= (unsigned long)arg
;
754 #define maybe_printf(...) do { if (print) printf(__VA_ARGS__); } while (0)
756 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
757 genlmsg_attrlen(gnlh
, 0), NULL
);
759 if (tb_msg
[NL80211_ATTR_PROTOCOL_FEATURES
]) {
760 uint32_t feat
= nla_get_u32(tb_msg
[NL80211_ATTR_PROTOCOL_FEATURES
]);
762 maybe_printf("nl80211 features: 0x%x\n", feat
);
763 if (feat
& NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP
) {
764 maybe_printf("\t* split wiphy dump\n");
765 nl80211_has_split_wiphy
= true;
772 static int handle_features(struct nl80211_state
*state
, struct nl_msg
*msg
,
773 int argc
, char **argv
, enum id_input id
)
775 unsigned long print
= argc
== 0 || strcmp(argv
[0], "-q");
776 register_handler(print_feature_handler
, (void *)print
);
780 TOPLEVEL(features
, "", NL80211_CMD_GET_PROTOCOL_FEATURES
, 0, CIB_NONE
,
781 handle_features
, "");