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
);
79 #define ext_feat_print(tb, name, desc) \
80 _ext_feat_print(tb, NL80211_EXT_FEATURE_##name, #name, desc)
82 static int print_phy_handler(struct nl_msg
*msg
, void *arg
)
84 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
85 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
87 struct nlattr
*tb_band
[NL80211_BAND_ATTR_MAX
+ 1];
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
},
93 [NL80211_FREQUENCY_ATTR_NO_IR
] = { .type
= NLA_FLAG
},
94 [__NL80211_FREQUENCY_ATTR_NO_IBSS
] = { .type
= NLA_FLAG
},
95 [NL80211_FREQUENCY_ATTR_RADAR
] = { .type
= NLA_FLAG
},
96 [NL80211_FREQUENCY_ATTR_MAX_TX_POWER
] = { .type
= NLA_U32
},
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
},
105 struct nlattr
*nl_band
;
106 struct nlattr
*nl_freq
;
107 struct nlattr
*nl_rate
;
108 struct nlattr
*nl_cmd
;
109 struct nlattr
*nl_if
, *nl_ftype
;
110 int rem_band
, rem_freq
, rem_rate
, rem_cmd
, rem_ftype
, rem_if
;
113 * static variables only work here, other applications need to use the
114 * callback pointer and store them there so they can be multithreaded
115 * and/or have multiple netlink sockets, etc.
117 static int64_t phy_id
= -1;
118 static int last_band
= -1;
119 static bool band_had_freq
= false;
120 bool print_name
= true;
122 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
123 genlmsg_attrlen(gnlh
, 0), NULL
);
125 if (tb_msg
[NL80211_ATTR_WIPHY
]) {
126 if (nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY
]) == phy_id
)
130 phy_id
= nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY
]);
132 if (print_name
&& tb_msg
[NL80211_ATTR_WIPHY_NAME
])
133 printf("Wiphy %s\n", nla_get_string(tb_msg
[NL80211_ATTR_WIPHY_NAME
]));
135 if (print_name
&& tb_msg
[NL80211_ATTR_WIPHY
])
136 printf("\twiphy index: %u\n", nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY
]));
138 /* needed for split dump */
139 if (tb_msg
[NL80211_ATTR_WIPHY_BANDS
]) {
140 nla_for_each_nested(nl_band
, tb_msg
[NL80211_ATTR_WIPHY_BANDS
], rem_band
) {
141 if (last_band
!= nl_band
->nla_type
) {
142 printf("\tBand %d:\n", nl_band
->nla_type
+ 1);
143 band_had_freq
= false;
145 last_band
= nl_band
->nla_type
;
147 nla_parse(tb_band
, NL80211_BAND_ATTR_MAX
, nla_data(nl_band
),
148 nla_len(nl_band
), NULL
);
150 if (tb_band
[NL80211_BAND_ATTR_HT_CAPA
]) {
151 __u16 cap
= nla_get_u16(tb_band
[NL80211_BAND_ATTR_HT_CAPA
]);
152 print_ht_capability(cap
);
154 if (tb_band
[NL80211_BAND_ATTR_HT_AMPDU_FACTOR
]) {
155 __u8 exponent
= nla_get_u8(tb_band
[NL80211_BAND_ATTR_HT_AMPDU_FACTOR
]);
156 print_ampdu_length(exponent
);
158 if (tb_band
[NL80211_BAND_ATTR_HT_AMPDU_DENSITY
]) {
159 __u8 spacing
= nla_get_u8(tb_band
[NL80211_BAND_ATTR_HT_AMPDU_DENSITY
]);
160 print_ampdu_spacing(spacing
);
162 if (tb_band
[NL80211_BAND_ATTR_HT_MCS_SET
] &&
163 nla_len(tb_band
[NL80211_BAND_ATTR_HT_MCS_SET
]) == 16)
164 print_ht_mcs(nla_data(tb_band
[NL80211_BAND_ATTR_HT_MCS_SET
]));
165 if (tb_band
[NL80211_BAND_ATTR_VHT_CAPA
] &&
166 tb_band
[NL80211_BAND_ATTR_VHT_MCS_SET
])
167 print_vht_info(nla_get_u32(tb_band
[NL80211_BAND_ATTR_VHT_CAPA
]),
168 nla_data(tb_band
[NL80211_BAND_ATTR_VHT_MCS_SET
]));
169 if (tb_band
[NL80211_BAND_ATTR_IFTYPE_DATA
]) {
170 struct nlattr
*nl_iftype
;
173 nla_for_each_nested(nl_iftype
, tb_band
[NL80211_BAND_ATTR_IFTYPE_DATA
], rem_band
)
174 print_he_info(nl_iftype
);
176 if (tb_band
[NL80211_BAND_ATTR_FREQS
]) {
177 if (!band_had_freq
) {
178 printf("\t\tFrequencies:\n");
179 band_had_freq
= true;
181 nla_for_each_nested(nl_freq
, tb_band
[NL80211_BAND_ATTR_FREQS
], rem_freq
) {
183 nla_parse(tb_freq
, NL80211_FREQUENCY_ATTR_MAX
, nla_data(nl_freq
),
184 nla_len(nl_freq
), freq_policy
);
185 if (!tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
])
187 freq
= nla_get_u32(tb_freq
[NL80211_FREQUENCY_ATTR_FREQ
]);
188 printf("\t\t\t* %d MHz [%d]", freq
, ieee80211_frequency_to_channel(freq
));
190 if (tb_freq
[NL80211_FREQUENCY_ATTR_MAX_TX_POWER
] &&
191 !tb_freq
[NL80211_FREQUENCY_ATTR_DISABLED
])
192 printf(" (%.1f dBm)", 0.01 * nla_get_u32(tb_freq
[NL80211_FREQUENCY_ATTR_MAX_TX_POWER
]));
195 if (tb_freq
[NL80211_FREQUENCY_ATTR_DISABLED
]) {
196 print_flag("disabled", &open
);
200 /* If both flags are set assume an new kernel */
201 if (tb_freq
[NL80211_FREQUENCY_ATTR_NO_IR
] && tb_freq
[__NL80211_FREQUENCY_ATTR_NO_IBSS
]) {
202 print_flag("no IR", &open
);
203 } else if (tb_freq
[NL80211_FREQUENCY_ATTR_PASSIVE_SCAN
]) {
204 print_flag("passive scan", &open
);
205 } else if (tb_freq
[__NL80211_FREQUENCY_ATTR_NO_IBSS
]){
206 print_flag("no ibss", &open
);
209 if (tb_freq
[NL80211_FREQUENCY_ATTR_RADAR
])
210 print_flag("radar detection", &open
);
218 if (tb_band
[NL80211_BAND_ATTR_RATES
]) {
219 printf("\t\tBitrates (non-HT):\n");
220 nla_for_each_nested(nl_rate
, tb_band
[NL80211_BAND_ATTR_RATES
], rem_rate
) {
221 nla_parse(tb_rate
, NL80211_BITRATE_ATTR_MAX
, nla_data(nl_rate
),
222 nla_len(nl_rate
), rate_policy
);
223 if (!tb_rate
[NL80211_BITRATE_ATTR_RATE
])
225 printf("\t\t\t* %2.1f Mbps", 0.1 * nla_get_u32(tb_rate
[NL80211_BITRATE_ATTR_RATE
]));
227 if (tb_rate
[NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE
])
228 print_flag("short preamble supported", &open
);
237 if (tb_msg
[NL80211_ATTR_MAX_NUM_SCAN_SSIDS
])
238 printf("\tmax # scan SSIDs: %d\n",
239 nla_get_u8(tb_msg
[NL80211_ATTR_MAX_NUM_SCAN_SSIDS
]));
240 if (tb_msg
[NL80211_ATTR_MAX_SCAN_IE_LEN
])
241 printf("\tmax scan IEs length: %d bytes\n",
242 nla_get_u16(tb_msg
[NL80211_ATTR_MAX_SCAN_IE_LEN
]));
243 if (tb_msg
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS
])
244 printf("\tmax # sched scan SSIDs: %d\n",
245 nla_get_u8(tb_msg
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS
]));
246 if (tb_msg
[NL80211_ATTR_MAX_MATCH_SETS
])
247 printf("\tmax # match sets: %d\n",
248 nla_get_u8(tb_msg
[NL80211_ATTR_MAX_MATCH_SETS
]));
249 if (tb_msg
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS
])
250 printf("\tmax # scan plans: %d\n",
251 nla_get_u32(tb_msg
[NL80211_ATTR_MAX_NUM_SCHED_SCAN_PLANS
]));
252 if (tb_msg
[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL
])
253 printf("\tmax scan plan interval: %d\n",
254 nla_get_u32(tb_msg
[NL80211_ATTR_MAX_SCAN_PLAN_INTERVAL
]));
255 if (tb_msg
[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS
])
256 printf("\tmax scan plan iterations: %d\n",
257 nla_get_u32(tb_msg
[NL80211_ATTR_MAX_SCAN_PLAN_ITERATIONS
]));
259 if (tb_msg
[NL80211_ATTR_WIPHY_FRAG_THRESHOLD
]) {
262 frag
= nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_FRAG_THRESHOLD
]);
263 if (frag
!= (unsigned int)-1)
264 printf("\tFragmentation threshold: %d\n", frag
);
267 if (tb_msg
[NL80211_ATTR_WIPHY_RTS_THRESHOLD
]) {
270 rts
= nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_RTS_THRESHOLD
]);
271 if (rts
!= (unsigned int)-1)
272 printf("\tRTS threshold: %d\n", rts
);
275 if (tb_msg
[NL80211_ATTR_WIPHY_RETRY_SHORT
] ||
276 tb_msg
[NL80211_ATTR_WIPHY_RETRY_LONG
]) {
277 unsigned char retry_short
= 0, retry_long
= 0;
279 if (tb_msg
[NL80211_ATTR_WIPHY_RETRY_SHORT
])
280 retry_short
= nla_get_u8(tb_msg
[NL80211_ATTR_WIPHY_RETRY_SHORT
]);
281 if (tb_msg
[NL80211_ATTR_WIPHY_RETRY_LONG
])
282 retry_long
= nla_get_u8(tb_msg
[NL80211_ATTR_WIPHY_RETRY_LONG
]);
283 if (retry_short
== retry_long
) {
284 printf("\tRetry short long limit: %d\n", retry_short
);
286 printf("\tRetry short limit: %d\n", retry_short
);
287 printf("\tRetry long limit: %d\n", retry_long
);
291 if (tb_msg
[NL80211_ATTR_WIPHY_COVERAGE_CLASS
]) {
292 unsigned char coverage
;
294 coverage
= nla_get_u8(tb_msg
[NL80211_ATTR_WIPHY_COVERAGE_CLASS
]);
295 /* See handle_distance() for an explanation where the '450' comes from */
296 printf("\tCoverage class: %d (up to %dm)\n", coverage
, 450 * coverage
);
299 if (tb_msg
[NL80211_ATTR_CIPHER_SUITES
]) {
300 int num
= nla_len(tb_msg
[NL80211_ATTR_CIPHER_SUITES
]) / sizeof(__u32
);
302 __u32
*ciphers
= nla_data(tb_msg
[NL80211_ATTR_CIPHER_SUITES
]);
304 printf("\tSupported Ciphers:\n");
305 for (i
= 0; i
< num
; i
++)
307 cipher_name(ciphers
[i
]));
311 if (tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX
] &&
312 tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX
])
313 printf("\tAvailable Antennas: TX %#x RX %#x\n",
314 nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX
]),
315 nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX
]));
317 if (tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_TX
] &&
318 tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_RX
])
319 printf("\tConfigured Antennas: TX %#x RX %#x\n",
320 nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_TX
]),
321 nla_get_u32(tb_msg
[NL80211_ATTR_WIPHY_ANTENNA_RX
]));
323 if (tb_msg
[NL80211_ATTR_SUPPORTED_IFTYPES
])
324 print_iftype_list("\tSupported interface modes", "\t\t",
325 tb_msg
[NL80211_ATTR_SUPPORTED_IFTYPES
]);
327 if (tb_msg
[NL80211_ATTR_SOFTWARE_IFTYPES
])
328 print_iftype_list("\tsoftware interface modes (can always be added)",
329 "\t\t", tb_msg
[NL80211_ATTR_SOFTWARE_IFTYPES
]);
331 if (tb_msg
[NL80211_ATTR_INTERFACE_COMBINATIONS
]) {
332 struct nlattr
*nl_combi
;
334 bool have_combinations
= false;
336 nla_for_each_nested(nl_combi
, tb_msg
[NL80211_ATTR_INTERFACE_COMBINATIONS
], rem_combi
) {
337 static struct nla_policy iface_combination_policy
[NUM_NL80211_IFACE_COMB
] = {
338 [NL80211_IFACE_COMB_LIMITS
] = { .type
= NLA_NESTED
},
339 [NL80211_IFACE_COMB_MAXNUM
] = { .type
= NLA_U32
},
340 [NL80211_IFACE_COMB_STA_AP_BI_MATCH
] = { .type
= NLA_FLAG
},
341 [NL80211_IFACE_COMB_NUM_CHANNELS
] = { .type
= NLA_U32
},
342 [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
] = { .type
= NLA_U32
},
344 struct nlattr
*tb_comb
[NUM_NL80211_IFACE_COMB
];
345 static struct nla_policy iface_limit_policy
[NUM_NL80211_IFACE_LIMIT
] = {
346 [NL80211_IFACE_LIMIT_TYPES
] = { .type
= NLA_NESTED
},
347 [NL80211_IFACE_LIMIT_MAX
] = { .type
= NLA_U32
},
349 struct nlattr
*tb_limit
[NUM_NL80211_IFACE_LIMIT
];
350 struct nlattr
*nl_limit
;
354 if (!have_combinations
) {
355 printf("\tvalid interface combinations:\n");
356 have_combinations
= true;
361 err
= nla_parse_nested(tb_comb
, MAX_NL80211_IFACE_COMB
,
362 nl_combi
, iface_combination_policy
);
363 if (err
|| !tb_comb
[NL80211_IFACE_COMB_LIMITS
] ||
364 !tb_comb
[NL80211_IFACE_COMB_MAXNUM
] ||
365 !tb_comb
[NL80211_IFACE_COMB_NUM_CHANNELS
]) {
366 printf(" <failed to parse>\n");
367 goto broken_combination
;
370 nla_for_each_nested(nl_limit
, tb_comb
[NL80211_IFACE_COMB_LIMITS
], rem_limit
) {
371 err
= nla_parse_nested(tb_limit
, MAX_NL80211_IFACE_LIMIT
,
372 nl_limit
, iface_limit_policy
);
373 if (err
|| !tb_limit
[NL80211_IFACE_LIMIT_TYPES
]) {
374 printf("<failed to parse>\n");
375 goto broken_combination
;
382 print_iftype_line(tb_limit
[NL80211_IFACE_LIMIT_TYPES
]);
383 printf(" } <= %u", nla_get_u32(tb_limit
[NL80211_IFACE_LIMIT_MAX
]));
387 printf("total <= %d, #channels <= %d%s",
388 nla_get_u32(tb_comb
[NL80211_IFACE_COMB_MAXNUM
]),
389 nla_get_u32(tb_comb
[NL80211_IFACE_COMB_NUM_CHANNELS
]),
390 tb_comb
[NL80211_IFACE_COMB_STA_AP_BI_MATCH
] ?
391 ", STA/AP BI must match" : "");
392 if (tb_comb
[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
]) {
393 unsigned long widths
= nla_get_u32(tb_comb
[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS
]);
399 printf(", radar detect widths: {");
400 for (width
= 0; width
< 32; width
++)
401 if (widths
& (1 << width
)) {
404 channel_width_name(width
));
415 if (!have_combinations
)
416 printf("\tinterface combinations are not supported\n");
419 if (tb_msg
[NL80211_ATTR_SUPPORTED_COMMANDS
]) {
420 printf("\tSupported commands:\n");
421 nla_for_each_nested(nl_cmd
, tb_msg
[NL80211_ATTR_SUPPORTED_COMMANDS
], rem_cmd
)
422 printf("\t\t * %s\n", command_name(nla_get_u32(nl_cmd
)));
425 if (tb_msg
[NL80211_ATTR_TX_FRAME_TYPES
]) {
426 printf("\tSupported TX frame types:\n");
427 nla_for_each_nested(nl_if
, tb_msg
[NL80211_ATTR_TX_FRAME_TYPES
], rem_if
) {
428 bool printed
= false;
429 nla_for_each_nested(nl_ftype
, nl_if
, rem_ftype
) {
431 printf("\t\t * %s:", iftype_name(nla_type(nl_if
)));
433 printf(" 0x%.2x", nla_get_u16(nl_ftype
));
440 if (tb_msg
[NL80211_ATTR_RX_FRAME_TYPES
]) {
441 printf("\tSupported RX frame types:\n");
442 nla_for_each_nested(nl_if
, tb_msg
[NL80211_ATTR_RX_FRAME_TYPES
], rem_if
) {
443 bool printed
= false;
444 nla_for_each_nested(nl_ftype
, nl_if
, rem_ftype
) {
446 printf("\t\t * %s:", iftype_name(nla_type(nl_if
)));
448 printf(" 0x%.2x", nla_get_u16(nl_ftype
));
455 if (tb_msg
[NL80211_ATTR_SUPPORT_IBSS_RSN
])
456 printf("\tDevice supports RSN-IBSS.\n");
458 if (tb_msg
[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED
]) {
459 struct nlattr
*tb_wowlan
[NUM_NL80211_WOWLAN_TRIG
];
460 static struct nla_policy wowlan_policy
[NUM_NL80211_WOWLAN_TRIG
] = {
461 [NL80211_WOWLAN_TRIG_ANY
] = { .type
= NLA_FLAG
},
462 [NL80211_WOWLAN_TRIG_DISCONNECT
] = { .type
= NLA_FLAG
},
463 [NL80211_WOWLAN_TRIG_MAGIC_PKT
] = { .type
= NLA_FLAG
},
464 [NL80211_WOWLAN_TRIG_PKT_PATTERN
] = { .minlen
= 12 },
465 [NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED
] = { .type
= NLA_FLAG
},
466 [NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
] = { .type
= NLA_FLAG
},
467 [NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST
] = { .type
= NLA_FLAG
},
468 [NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE
] = { .type
= NLA_FLAG
},
469 [NL80211_WOWLAN_TRIG_RFKILL_RELEASE
] = { .type
= NLA_FLAG
},
470 [NL80211_WOWLAN_TRIG_NET_DETECT
] = { .type
= NLA_U32
},
471 [NL80211_WOWLAN_TRIG_TCP_CONNECTION
] = { .type
= NLA_NESTED
},
473 struct nl80211_pattern_support
*pat
;
476 err
= nla_parse_nested(tb_wowlan
, MAX_NL80211_WOWLAN_TRIG
,
477 tb_msg
[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED
],
479 printf("\tWoWLAN support:");
481 printf(" <failed to parse>\n");
484 if (tb_wowlan
[NL80211_WOWLAN_TRIG_ANY
])
485 printf("\t\t * wake up on anything (device continues operating normally)\n");
486 if (tb_wowlan
[NL80211_WOWLAN_TRIG_DISCONNECT
])
487 printf("\t\t * wake up on disconnect\n");
488 if (tb_wowlan
[NL80211_WOWLAN_TRIG_MAGIC_PKT
])
489 printf("\t\t * wake up on magic packet\n");
490 if (tb_wowlan
[NL80211_WOWLAN_TRIG_PKT_PATTERN
]) {
491 unsigned int len
= nla_len(tb_wowlan
[NL80211_WOWLAN_TRIG_PKT_PATTERN
]);
493 pat
= nla_data(tb_wowlan
[NL80211_WOWLAN_TRIG_PKT_PATTERN
]);
494 printf("\t\t * wake up on pattern match, up to %u patterns of %u-%u bytes,\n"
495 "\t\t maximum packet offset %u bytes\n",
496 pat
->max_patterns
, pat
->min_pattern_len
, pat
->max_pattern_len
,
497 len
< sizeof(*pat
) ? 0 : pat
->max_pkt_offset
);
499 if (tb_wowlan
[NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED
])
500 printf("\t\t * can do GTK rekeying\n");
501 if (tb_wowlan
[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE
])
502 printf("\t\t * wake up on GTK rekey failure\n");
503 if (tb_wowlan
[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST
])
504 printf("\t\t * wake up on EAP identity request\n");
505 if (tb_wowlan
[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE
])
506 printf("\t\t * wake up on 4-way handshake\n");
507 if (tb_wowlan
[NL80211_WOWLAN_TRIG_RFKILL_RELEASE
])
508 printf("\t\t * wake up on rfkill release\n");
509 if (tb_wowlan
[NL80211_WOWLAN_TRIG_NET_DETECT
])
510 printf("\t\t * wake up on network detection, up to %d match sets\n",
511 nla_get_u32(tb_wowlan
[NL80211_WOWLAN_TRIG_NET_DETECT
]));
512 if (tb_wowlan
[NL80211_WOWLAN_TRIG_TCP_CONNECTION
])
513 printf("\t\t * wake up on TCP connection\n");
517 if (tb_msg
[NL80211_ATTR_ROAM_SUPPORT
])
518 printf("\tDevice supports roaming.\n");
520 if (tb_msg
[NL80211_ATTR_SUPPORT_AP_UAPSD
])
521 printf("\tDevice supports AP-side u-APSD.\n");
523 if (tb_msg
[NL80211_ATTR_HT_CAPABILITY_MASK
]) {
524 struct ieee80211_ht_cap
*cm
;
525 unsigned int len
= nla_len(tb_msg
[NL80211_ATTR_HT_CAPABILITY_MASK
]);
527 printf("\tHT Capability overrides:\n");
528 if (len
>= sizeof(*cm
)) {
529 cm
= nla_data(tb_msg
[NL80211_ATTR_HT_CAPABILITY_MASK
]);
530 printf("\t\t * MCS: %02hhx %02hhx %02hhx %02hhx %02hhx %02hhx"
531 " %02hhx %02hhx %02hhx %02hhx\n",
532 cm
->mcs
.rx_mask
[0], cm
->mcs
.rx_mask
[1],
533 cm
->mcs
.rx_mask
[2], cm
->mcs
.rx_mask
[3],
534 cm
->mcs
.rx_mask
[4], cm
->mcs
.rx_mask
[5],
535 cm
->mcs
.rx_mask
[6], cm
->mcs
.rx_mask
[7],
536 cm
->mcs
.rx_mask
[8], cm
->mcs
.rx_mask
[9]);
537 if (cm
->cap_info
& htole16(IEEE80211_HT_CAP_MAX_AMSDU
))
538 printf("\t\t * maximum A-MSDU length\n");
539 if (cm
->cap_info
& htole16(IEEE80211_HT_CAP_SUP_WIDTH_20_40
))
540 printf("\t\t * supported channel width\n");
541 if (cm
->cap_info
& htole16(IEEE80211_HT_CAP_SGI_40
))
542 printf("\t\t * short GI for 40 MHz\n");
543 if (cm
->ampdu_params_info
& IEEE80211_HT_AMPDU_PARM_FACTOR
)
544 printf("\t\t * max A-MPDU length exponent\n");
545 if (cm
->ampdu_params_info
& IEEE80211_HT_AMPDU_PARM_DENSITY
)
546 printf("\t\t * min MPDU start spacing\n");
548 printf("\tERROR: capabilities mask is too short, expected: %d, received: %d\n",
550 (int)(nla_len(tb_msg
[NL80211_ATTR_HT_CAPABILITY_MASK
])));
554 if (tb_msg
[NL80211_ATTR_FEATURE_FLAGS
]) {
555 unsigned int features
= nla_get_u32(tb_msg
[NL80211_ATTR_FEATURE_FLAGS
]);
557 if (features
& NL80211_FEATURE_SK_TX_STATUS
)
558 printf("\tDevice supports TX status socket option.\n");
559 if (features
& NL80211_FEATURE_HT_IBSS
)
560 printf("\tDevice supports HT-IBSS.\n");
561 if (features
& NL80211_FEATURE_INACTIVITY_TIMER
)
562 printf("\tDevice has client inactivity timer.\n");
563 if (features
& NL80211_FEATURE_CELL_BASE_REG_HINTS
)
564 printf("\tDevice accepts cell base station regulatory hints.\n");
565 if (features
& NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL
)
566 printf("\tP2P Device uses a channel (of the concurrent ones)\n");
567 if (features
& NL80211_FEATURE_SAE
)
568 printf("\tDevice supports SAE with AUTHENTICATE command\n");
569 if (features
& NL80211_FEATURE_LOW_PRIORITY_SCAN
)
570 printf("\tDevice supports low priority scan.\n");
571 if (features
& NL80211_FEATURE_SCAN_FLUSH
)
572 printf("\tDevice supports scan flush.\n");
573 if (features
& NL80211_FEATURE_AP_SCAN
)
574 printf("\tDevice supports AP scan.\n");
575 if (features
& NL80211_FEATURE_VIF_TXPOWER
)
576 printf("\tDevice supports per-vif TX power setting\n");
577 if (features
& NL80211_FEATURE_NEED_OBSS_SCAN
)
578 printf("\tUserspace should do OBSS scan and generate 20/40 coex reports\n");
579 if (features
& NL80211_FEATURE_P2P_GO_CTWIN
)
580 printf("\tP2P GO supports CT window setting\n");
581 if (features
& NL80211_FEATURE_P2P_GO_OPPPS
)
582 printf("\tP2P GO supports opportunistic powersave setting\n");
583 if (features
& NL80211_FEATURE_FULL_AP_CLIENT_STATE
)
584 printf("\tDriver supports full state transitions for AP/GO clients\n");
585 if (features
& NL80211_FEATURE_USERSPACE_MPM
)
586 printf("\tDriver supports a userspace MPM\n");
587 if (features
& NL80211_FEATURE_ACTIVE_MONITOR
)
588 printf("\tDevice supports active monitor (which will ACK incoming frames)\n");
589 if (features
& NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE
)
590 printf("\tDriver/device bandwidth changes during BSS lifetime (AP/GO mode)\n");
591 if (features
& NL80211_FEATURE_DS_PARAM_SET_IE_IN_PROBES
)
592 printf("\tDevice adds DS IE to probe requests\n");
593 if (features
& NL80211_FEATURE_WFA_TPC_IE_IN_PROBES
)
594 printf("\tDevice adds WFA TPC Report IE to probe requests\n");
595 if (features
& NL80211_FEATURE_QUIET
)
596 printf("\tDevice supports quiet requests from AP\n");
597 if (features
& NL80211_FEATURE_TX_POWER_INSERTION
)
598 printf("\tDevice can update TPC Report IE\n");
599 if (features
& NL80211_FEATURE_ACKTO_ESTIMATION
)
600 printf("\tDevice supports ACK timeout estimation.\n");
601 if (features
& NL80211_FEATURE_STATIC_SMPS
)
602 printf("\tDevice supports static SMPS\n");
603 if (features
& NL80211_FEATURE_DYNAMIC_SMPS
)
604 printf("\tDevice supports dynamic SMPS\n");
605 if (features
& NL80211_FEATURE_SUPPORTS_WMM_ADMISSION
)
606 printf("\tDevice supports WMM-AC admission (TSPECs)\n");
607 if (features
& NL80211_FEATURE_MAC_ON_CREATE
)
608 printf("\tDevice supports configuring vdev MAC-addr on create.\n");
609 if (features
& NL80211_FEATURE_TDLS_CHANNEL_SWITCH
)
610 printf("\tDevice supports TDLS channel switching\n");
611 if (features
& NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR
)
612 printf("\tDevice supports randomizing MAC-addr in scans.\n");
613 if (features
& NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR
)
614 printf("\tDevice supports randomizing MAC-addr in sched scans.\n");
615 if (features
& NL80211_FEATURE_ND_RANDOM_MAC_ADDR
)
616 printf("\tDevice supports randomizing MAC-addr in net-detect scans.\n");
619 if (tb_msg
[NL80211_ATTR_TDLS_SUPPORT
])
620 printf("\tDevice supports T-DLS.\n");
622 if (tb_msg
[NL80211_ATTR_EXT_FEATURES
]) {
623 struct nlattr
*tb
= tb_msg
[NL80211_ATTR_EXT_FEATURES
];
625 printf("\tSupported extended features:\n");
627 ext_feat_print(tb
, VHT_IBSS
, "VHT-IBSS");
628 ext_feat_print(tb
, RRM
, "RRM");
629 ext_feat_print(tb
, MU_MIMO_AIR_SNIFFER
, "MU-MIMO sniffer");
630 ext_feat_print(tb
, SCAN_START_TIME
, "scan start timestamp");
631 ext_feat_print(tb
, BSS_PARENT_TSF
,
632 "BSS last beacon/probe TSF");
633 ext_feat_print(tb
, SET_SCAN_DWELL
, "scan dwell setting");
634 ext_feat_print(tb
, BEACON_RATE_LEGACY
,
635 "legacy beacon rate setting");
636 ext_feat_print(tb
, BEACON_RATE_HT
, "HT beacon rate setting");
637 ext_feat_print(tb
, BEACON_RATE_VHT
, "VHT beacon rate setting");
638 ext_feat_print(tb
, FILS_STA
,
639 "STA FILS (Fast Initial Link Setup)");
640 ext_feat_print(tb
, MGMT_TX_RANDOM_TA
,
641 "randomized TA while not associated");
642 ext_feat_print(tb
, MGMT_TX_RANDOM_TA_CONNECTED
,
643 "randomized TA while associated");
644 ext_feat_print(tb
, SCHED_SCAN_RELATIVE_RSSI
,
645 "sched_scan for BSS with better RSSI report");
646 ext_feat_print(tb
, CQM_RSSI_LIST
,
647 "multiple CQM_RSSI_THOLD records");
648 ext_feat_print(tb
, FILS_SK_OFFLOAD
,
649 "FILS shared key authentication offload");
650 ext_feat_print(tb
, 4WAY_HANDSHAKE_STA_PSK
,
651 "4-way handshake with PSK in station mode");
652 ext_feat_print(tb
, 4WAY_HANDSHAKE_STA_1X
,
653 "4-way handshake with 802.1X in station mode");
654 ext_feat_print(tb
, FILS_MAX_CHANNEL_TIME
,
655 "FILS max channel attribute override with dwell time");
656 ext_feat_print(tb
, ACCEPT_BCAST_PROBE_RESP
,
657 "accepts broadcast probe response");
658 ext_feat_print(tb
, OCE_PROBE_REQ_HIGH_TX_RATE
,
659 "probe request TX at high rate (at least 5.5Mbps)");
660 ext_feat_print(tb
, OCE_PROBE_REQ_DEFERRAL_SUPPRESSION
,
661 "probe request tx deferral and suppression");
662 ext_feat_print(tb
, MFP_OPTIONAL
,
663 "MFP_OPTIONAL value in ATTR_USE_MFP");
664 ext_feat_print(tb
, LOW_SPAN_SCAN
, "low span scan");
665 ext_feat_print(tb
, LOW_POWER_SCAN
, "low power scan");
666 ext_feat_print(tb
, HIGH_ACCURACY_SCAN
, "high accuracy scan");
667 ext_feat_print(tb
, DFS_OFFLOAD
, "DFS offload");
668 ext_feat_print(tb
, CONTROL_PORT_OVER_NL80211
,
669 "control port over nl80211");
670 ext_feat_print(tb
, ACK_SIGNAL_SUPPORT
,
671 "ack signal level support");
672 ext_feat_print(tb
, TXQS
, "FQ-CoDel-enabled intermediate TXQs");
673 ext_feat_print(tb
, AIRTIME_FAIRNESS
,
674 "airtime fairness scheduling");
675 ext_feat_print(tb
, AQL
,
676 "Airtime Queue Limits (AQL)");
677 ext_feat_print(tb
, SCAN_RANDOM_SN
,
678 "use random sequence numbers in scans");
679 ext_feat_print(tb
, SCAN_MIN_PREQ_CONTENT
,
680 "use probe request with only rate IEs in scans");
681 ext_feat_print(tb
, CAN_REPLACE_PTK0
,
682 "can safely replace PTK 0 when rekeying");
683 ext_feat_print(tb
, ENABLE_FTM_RESPONDER
,
684 "enable FTM (Fine Time Measurement) responder");
685 ext_feat_print(tb
, AP_PMKSA_CACHING
,
686 "PMKSA caching supported in AP mode");
687 ext_feat_print(tb
, SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD
,
688 "band specific RSSI thresholds for scheduled scan");
689 ext_feat_print(tb
, EXT_KEY_ID
, "Extended Key ID support");
690 ext_feat_print(tb
, STA_TX_PWR
, "TX power control per station");
691 ext_feat_print(tb
, SAE_OFFLOAD
, "SAE offload support");
692 ext_feat_print(tb
, VLAN_OFFLOAD
, "VLAN offload support");
693 ext_feat_print(tb
, BEACON_PROTECTION
, "beacon protection support");
694 ext_feat_print(tb
, CONTROL_PORT_NO_PREAUTH
, "disable pre-auth over nl80211 control port support");
695 ext_feat_print(tb
, PROTECTED_TWT
, "protected Target Wake Time (TWT) support");
696 ext_feat_print(tb
, DEL_IBSS_STA
, "deletion of IBSS station support");
697 ext_feat_print(tb
, MULTICAST_REGISTRATIONS
, "mgmt frame registration for multicast");
698 ext_feat_print(tb
, BEACON_PROTECTION_CLIENT
, "beacon prot. for clients support");
699 ext_feat_print(tb
, SCAN_FREQ_KHZ
, "scan on kHz frequency support");
700 ext_feat_print(tb
, CONTROL_PORT_OVER_NL80211_TX_STATUS
, "tx status for nl80211 control port support");
701 ext_feat_print(tb
, OPERATING_CHANNEL_VALIDATION
, "Operating Channel Validation (OCV) support");
702 ext_feat_print(tb
, 4WAY_HANDSHAKE_AP_PSK
, "AP mode PSK offload support");
703 ext_feat_print(tb
, BSS_COLOR
, "BSS coloring support");
704 ext_feat_print(tb
, FILS_CRYPTO_OFFLOAD
, "FILS crypto offload");
705 ext_feat_print(tb
, RADAR_BACKGROUND
, "Radar background support");
708 if (tb_msg
[NL80211_ATTR_COALESCE_RULE
]) {
709 struct nl80211_coalesce_rule_support
*rule
;
710 struct nl80211_pattern_support
*pat
;
712 printf("\tCoalesce support:\n");
713 rule
= nla_data(tb_msg
[NL80211_ATTR_COALESCE_RULE
]);
715 printf("\t\t * Maximum %u coalesce rules supported\n"
716 "\t\t * Each rule contains upto %u patterns of %u-%u bytes,\n"
717 "\t\t maximum packet offset %u bytes\n"
718 "\t\t * Maximum supported coalescing delay %u msecs\n",
719 rule
->max_rules
, pat
->max_patterns
, pat
->min_pattern_len
,
720 pat
->max_pattern_len
, pat
->max_pkt_offset
, rule
->max_delay
);
723 if (tb_msg
[NL80211_ATTR_MAX_AP_ASSOC_STA
])
724 printf("\tMaximum associated stations in AP mode: %u\n",
725 nla_get_u16(tb_msg
[NL80211_ATTR_MAX_AP_ASSOC_STA
]));
730 static bool nl80211_has_split_wiphy
= false;
732 static int handle_info(struct nl80211_state
*state
,
734 int argc
, char **argv
,
737 char *feat_args
[] = { "features", "-q" };
740 err
= handle_cmd(state
, II_NONE
, 2, feat_args
);
741 if (!err
&& nl80211_has_split_wiphy
) {
742 nla_put_flag(msg
, NL80211_ATTR_SPLIT_WIPHY_DUMP
);
743 nlmsg_hdr(msg
)->nlmsg_flags
|= NLM_F_DUMP
;
746 register_handler(print_phy_handler
, NULL
);
750 __COMMAND(NULL
, info
, "info", NULL
, NL80211_CMD_GET_WIPHY
, 0, 0, CIB_PHY
, handle_info
,
751 "Show capabilities for the specified wireless device.", NULL
);
752 TOPLEVEL(list
, NULL
, NL80211_CMD_GET_WIPHY
, NLM_F_DUMP
, CIB_NONE
, handle_info
,
753 "List all wireless devices and their capabilities.");
754 TOPLEVEL(phy
, NULL
, NL80211_CMD_GET_WIPHY
, NLM_F_DUMP
, CIB_NONE
, handle_info
, NULL
);
756 static int handle_commands(struct nl80211_state
*state
, struct nl_msg
*msg
,
757 int argc
, char **argv
, enum id_input id
)
760 for (i
= 1; i
<= NL80211_CMD_MAX
; i
++)
761 printf("%d (0x%x): %s\n", i
, i
, command_name(i
));
762 /* don't send netlink messages */
765 TOPLEVEL(commands
, NULL
, NL80211_CMD_GET_WIPHY
, 0, CIB_NONE
, handle_commands
,
766 "list all known commands and their decimal & hex value");
768 static int print_feature_handler(struct nl_msg
*msg
, void *arg
)
770 struct nlattr
*tb_msg
[NL80211_ATTR_MAX
+ 1];
771 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
772 bool print
= (unsigned long)arg
;
773 #define maybe_printf(...) do { if (print) printf(__VA_ARGS__); } while (0)
775 nla_parse(tb_msg
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
776 genlmsg_attrlen(gnlh
, 0), NULL
);
778 if (tb_msg
[NL80211_ATTR_PROTOCOL_FEATURES
]) {
779 uint32_t feat
= nla_get_u32(tb_msg
[NL80211_ATTR_PROTOCOL_FEATURES
]);
781 maybe_printf("nl80211 features: 0x%x\n", feat
);
782 if (feat
& NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP
) {
783 maybe_printf("\t* split wiphy dump\n");
784 nl80211_has_split_wiphy
= true;
791 static int handle_features(struct nl80211_state
*state
, struct nl_msg
*msg
,
792 int argc
, char **argv
, enum id_input id
)
794 unsigned long print
= argc
== 0 || strcmp(argv
[0], "-q");
795 register_handler(print_feature_handler
, (void *)print
);
799 TOPLEVEL(features
, "", NL80211_CMD_GET_PROTOCOL_FEATURES
, 0, CIB_NONE
,
800 handle_features
, "");