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cad53b3f JB |
1 | #ifndef __IW_H |
2 | #define __IW_H | |
3 | ||
7fabd346 | 4 | #include <stdbool.h> |
45d543f0 | 5 | #include <netlink/netlink.h> |
cad53b3f JB |
6 | #include <netlink/genl/genl.h> |
7 | #include <netlink/genl/family.h> | |
8 | #include <netlink/genl/ctrl.h> | |
a82abc2c | 9 | #include <endian.h> |
cad53b3f | 10 | |
f408e01b | 11 | #include "nl80211.h" |
a82abc2c | 12 | #include "ieee80211.h" |
f408e01b | 13 | |
50918cbb GS |
14 | #ifndef NL_CAPABILITY_VERSION_3_5_0 |
15 | #define nla_nest_start(msg, attrtype) \ | |
16 | nla_nest_start(msg, NLA_F_NESTED | (attrtype)) | |
17 | #endif | |
18 | ||
3a807325 JB |
19 | /* support for extack if compilation headers are too old */ |
20 | #ifndef NETLINK_EXT_ACK | |
21 | #define NETLINK_EXT_ACK 11 | |
22 | enum nlmsgerr_attrs { | |
23 | NLMSGERR_ATTR_UNUSED, | |
24 | NLMSGERR_ATTR_MSG, | |
25 | NLMSGERR_ATTR_OFFS, | |
26 | NLMSGERR_ATTR_COOKIE, | |
27 | ||
28 | __NLMSGERR_ATTR_MAX, | |
29 | NLMSGERR_ATTR_MAX = __NLMSGERR_ATTR_MAX - 1 | |
30 | }; | |
31 | #endif | |
32 | #ifndef NLM_F_CAPPED | |
33 | #define NLM_F_CAPPED 0x100 | |
34 | #endif | |
35 | #ifndef NLM_F_ACK_TLVS | |
36 | #define NLM_F_ACK_TLVS 0x200 | |
37 | #endif | |
86da57ad JB |
38 | #ifndef SOL_NETLINK |
39 | #define SOL_NETLINK 270 | |
40 | #endif | |
3a807325 | 41 | |
3d1e8704 | 42 | #define ETH_ALEN 6 |
386bacb2 | 43 | #define VHT_MUMIMO_GROUP_LEN 24 |
3d1e8704 | 44 | |
ded667b0 YY |
45 | /* libnl 1.x compatibility code */ |
46 | #if !defined(CONFIG_LIBNL20) && !defined(CONFIG_LIBNL30) | |
57077d64 | 47 | # define nl_sock nl_handle |
dfd13ee5 | 48 | #endif |
57077d64 PE |
49 | |
50 | struct nl80211_state { | |
51 | struct nl_sock *nl_sock; | |
f09cee6d | 52 | int nl80211_id; |
cad53b3f JB |
53 | }; |
54 | ||
bd396f2a JB |
55 | enum command_identify_by { |
56 | CIB_NONE, | |
57 | CIB_PHY, | |
58 | CIB_NETDEV, | |
290a3dd4 | 59 | CIB_WDEV, |
7c37a24d JB |
60 | }; |
61 | ||
62 | enum id_input { | |
63 | II_NONE, | |
64 | II_NETDEV, | |
65 | II_PHY_NAME, | |
66 | II_PHY_IDX, | |
290a3dd4 | 67 | II_WDEV, |
bd396f2a | 68 | }; |
45c7212c | 69 | |
b2c4bf45 | 70 | #define HANDLER_RET_USAGE 1 |
94af668b JB |
71 | #define HANDLER_RET_DONE 3 |
72 | ||
bd396f2a | 73 | struct cmd { |
bd396f2a JB |
74 | const char *name; |
75 | const char *args; | |
01ae06f9 | 76 | const char *help; |
bd396f2a JB |
77 | const enum nl80211_commands cmd; |
78 | int nl_msg_flags; | |
ce5af55c | 79 | int hidden; |
bd396f2a | 80 | const enum command_identify_by idby; |
5e75fd04 JB |
81 | /* |
82 | * The handler should return a negative error code, | |
86a9801f OO |
83 | * zero on success, 1 if the arguments were wrong. |
84 | * Return 2 iff you provide the error message yourself. | |
5e75fd04 | 85 | */ |
7c37a24d | 86 | int (*handler)(struct nl80211_state *state, |
bd396f2a | 87 | struct nl_msg *msg, |
05514f95 JB |
88 | int argc, char **argv, |
89 | enum id_input id); | |
1633ddf7 | 90 | const struct cmd *(*selector)(int argc, char **argv); |
4698bfc2 | 91 | const struct cmd *parent; |
bd396f2a | 92 | }; |
3d1e8704 | 93 | |
c1b2b633 SE |
94 | struct chanmode { |
95 | const char *name; | |
96 | unsigned int width; | |
97 | int freq1_diff; | |
98 | int chantype; /* for older kernel */ | |
99 | }; | |
100 | ||
997c60fd BB |
101 | struct chandef { |
102 | enum nl80211_chan_width width; | |
103 | ||
104 | unsigned int control_freq; | |
105 | unsigned int center_freq1; | |
106 | unsigned int center_freq2; | |
107 | }; | |
108 | ||
7d736016 | 109 | #define ARRAY_SIZE(ar) (sizeof(ar)/sizeof(ar[0])) |
3ff24563 | 110 | #define DIV_ROUND_UP(x, y) (((x) + (y - 1)) / (y)) |
7d736016 | 111 | |
1633ddf7 | 112 | #define __COMMAND(_section, _symname, _name, _args, _nlcmd, _flags, _hidden, _idby, _handler, _help, _sel)\ |
78bebb71 | 113 | static struct cmd \ |
338059ac | 114 | __cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden = {\ |
9b92e691 JB |
115 | .name = (_name), \ |
116 | .args = (_args), \ | |
117 | .cmd = (_nlcmd), \ | |
118 | .nl_msg_flags = (_flags), \ | |
119 | .hidden = (_hidden), \ | |
120 | .idby = (_idby), \ | |
121 | .handler = (_handler), \ | |
01ae06f9 | 122 | .help = (_help), \ |
4698bfc2 | 123 | .parent = _section, \ |
1633ddf7 | 124 | .selector = (_sel), \ |
338059ac JB |
125 | }; \ |
126 | static struct cmd *__cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden ## _p \ | |
127 | __attribute__((used,section("__cmd"))) = \ | |
128 | &__cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden | |
1633ddf7 JB |
129 | #define __ACMD(_section, _symname, _name, _args, _nlcmd, _flags, _hidden, _idby, _handler, _help, _sel, _alias)\ |
130 | __COMMAND(_section, _symname, _name, _args, _nlcmd, _flags, _hidden, _idby, _handler, _help, _sel);\ | |
131 | static const struct cmd *_alias = &__cmd ## _ ## _symname ## _ ## _handler ## _ ## _nlcmd ## _ ## _idby ## _ ## _hidden | |
01ae06f9 | 132 | #define COMMAND(section, name, args, cmd, flags, idby, handler, help) \ |
1633ddf7 JB |
133 | __COMMAND(&(__section ## _ ## section), name, #name, args, cmd, flags, 0, idby, handler, help, NULL) |
134 | #define COMMAND_ALIAS(section, name, args, cmd, flags, idby, handler, help, selector, alias)\ | |
135 | __ACMD(&(__section ## _ ## section), name, #name, args, cmd, flags, 0, idby, handler, help, selector, alias) | |
01ae06f9 | 136 | #define HIDDEN(section, name, args, cmd, flags, idby, handler) \ |
1633ddf7 | 137 | __COMMAND(&(__section ## _ ## section), name, #name, args, cmd, flags, 1, idby, handler, NULL, NULL) |
4698bfc2 JB |
138 | |
139 | #define TOPLEVEL(_name, _args, _nlcmd, _flags, _idby, _handler, _help) \ | |
338059ac | 140 | struct cmd __section ## _ ## _name = { \ |
4698bfc2 JB |
141 | .name = (#_name), \ |
142 | .args = (_args), \ | |
143 | .cmd = (_nlcmd), \ | |
144 | .nl_msg_flags = (_flags), \ | |
145 | .idby = (_idby), \ | |
146 | .handler = (_handler), \ | |
147 | .help = (_help), \ | |
338059ac JB |
148 | }; \ |
149 | static struct cmd *__section ## _ ## _name ## _p \ | |
150 | __attribute__((used,section("__cmd"))) = &__section ## _ ## _name | |
151 | ||
4698bfc2 | 152 | #define SECTION(_name) \ |
338059ac | 153 | struct cmd __section ## _ ## _name = { \ |
4698bfc2 JB |
154 | .name = (#_name), \ |
155 | .hidden = 1, \ | |
338059ac JB |
156 | }; \ |
157 | static struct cmd *__section ## _ ## _name ## _p \ | |
158 | __attribute__((used,section("__cmd"))) = &__section ## _ ## _name | |
4698bfc2 JB |
159 | |
160 | #define DECLARE_SECTION(_name) \ | |
78bebb71 | 161 | extern struct cmd __section ## _ ## _name; |
14a0380d | 162 | |
8e58fe92 JB |
163 | struct vendor_event { |
164 | unsigned int vendor_id, subcmd; | |
165 | void (*callback)(unsigned int vendor_id, unsigned int subcmd, | |
166 | struct nlattr *data); | |
167 | }; | |
168 | ||
169 | #define VENDOR_EVENT(_id, _subcmd, _callback) \ | |
f71bd68b | 170 | static const struct vendor_event \ |
8e58fe92 JB |
171 | vendor_event_ ## _id ## _ ## _subcmd = { \ |
172 | .vendor_id = _id, \ | |
173 | .subcmd = _subcmd, \ | |
174 | .callback = _callback, \ | |
175 | }, * const vendor_event_ ## _id ## _ ## _subcmd ## _p \ | |
176 | __attribute__((used,section("vendor_event"))) = \ | |
177 | &vendor_event_ ## _id ## _ ## _subcmd | |
178 | ||
133b069f | 179 | extern const char iw_version[]; |
7c37a24d | 180 | |
957a0f07 JB |
181 | extern int iw_debug; |
182 | ||
7c37a24d JB |
183 | int handle_cmd(struct nl80211_state *state, enum id_input idby, |
184 | int argc, char **argv); | |
7fabd346 JB |
185 | |
186 | struct print_event_args { | |
981b21ad JB |
187 | struct timeval ts; /* internal */ |
188 | bool have_ts; /* must be set false */ | |
c3df363e | 189 | bool frame, time, reltime, ctime; |
7fabd346 JB |
190 | }; |
191 | ||
72041aa0 JB |
192 | __u32 listen_events(struct nl80211_state *state, |
193 | const int n_waits, const __u32 *waits); | |
ee374e4d JB |
194 | int __prepare_listen_events(struct nl80211_state *state); |
195 | __u32 __do_listen_events(struct nl80211_state *state, | |
196 | const int n_waits, const __u32 *waits, | |
2e192cea | 197 | const int n_prints, const __u32 *prints, |
ee374e4d | 198 | struct print_event_args *args); |
7c37a24d | 199 | |
34b23014 JB |
200 | int valid_handler(struct nl_msg *msg, void *arg); |
201 | void register_handler(int (*handler)(struct nl_msg *, void *), void *data); | |
7c37a24d | 202 | |
3d1e8704 | 203 | int mac_addr_a2n(unsigned char *mac_addr, char *arg); |
7f87d3cf | 204 | void mac_addr_n2a(char *mac_addr, const unsigned char *arg); |
3ff24563 JB |
205 | int parse_hex_mask(char *hexmask, unsigned char **result, size_t *result_len, |
206 | unsigned char **mask); | |
236d4191 | 207 | unsigned char *parse_hex(char *hex, size_t *outlen); |
3d1e8704 | 208 | |
0e39f109 | 209 | int parse_keys(struct nl_msg *msg, char **argv[], int *argc); |
997c60fd | 210 | int parse_freqchan(struct chandef *chandef, bool chan, int argc, char **argv, int *parsed); |
c37f6c64 | 211 | enum nl80211_chan_width str_to_bw(const char *str); |
910792c0 THJ |
212 | int parse_txq_stats(char *buf, int buflen, struct nlattr *tid_stats_attr, int header, |
213 | int tid, const char *indent); | |
997c60fd | 214 | int put_chandef(struct nl_msg *msg, struct chandef *chandef); |
51e9bd80 | 215 | |
7ddfb679 | 216 | void print_ht_mcs(const __u8 *mcs); |
0950993f LR |
217 | void print_ampdu_length(__u8 exponent); |
218 | void print_ampdu_spacing(__u8 spacing); | |
357c1a5d | 219 | void print_ht_capability(__u16 cap); |
54eb1613 | 220 | void print_vht_info(__u32 capa, const __u8 *mcs); |
17e8564a | 221 | void print_he_capability(const uint8_t *ie, int len); |
c741be9f | 222 | void print_he_info(struct nlattr *nl_iftype); |
5a71b722 | 223 | void print_eht_info(struct nlattr *nl_iftype, int band); |
deb3501c | 224 | |
c5df9eb6 | 225 | char *channel_width_name(enum nl80211_chan_width width); |
541ef425 | 226 | const char *iftype_name(enum nl80211_iftype iftype); |
a6cedc6d JB |
227 | void print_iftype_list(const char *name, const char *pfx, struct nlattr *attr); |
228 | void print_iftype_line(struct nlattr *attr); | |
9990c1e9 | 229 | const char *command_name(enum nl80211_commands cmd); |
58b46da2 | 230 | int ieee80211_channel_to_frequency(int chan, enum nl80211_band band); |
379f8397 | 231 | int ieee80211_frequency_to_channel(int freq); |
541ef425 | 232 | |
748f8489 JB |
233 | void print_ssid_escaped(const uint8_t len, const uint8_t *data); |
234 | ||
57077d64 | 235 | int nl_get_multicast_id(struct nl_sock *sock, const char *family, const char *group); |
2c61ba61 | 236 | |
601c6ab2 LR |
237 | char *reg_initiator_to_string(__u8 initiator); |
238 | ||
27c49ed6 | 239 | const char *get_reason_str(uint16_t reason); |
22c7d879 | 240 | const char *get_status_str(uint16_t status); |
27c49ed6 | 241 | |
febeb0c0 JB |
242 | enum print_ie_type { |
243 | PRINT_SCAN, | |
244 | PRINT_LINK, | |
245 | }; | |
246 | ||
247 | #define BIT(x) (1ULL<<(x)) | |
248 | ||
249 | void print_ies(unsigned char *ie, int ielen, bool unknown, | |
250 | enum print_ie_type ptype); | |
251 | ||
e94f0201 | 252 | void parse_bitrate(struct nlattr *bitrate_attr, char *buf, int buflen); |
492354de | 253 | void iw_hexdump(const char *prefix, const __u8 *data, size_t len); |
4698bfc2 | 254 | |
c1b2b633 SE |
255 | int get_cf1(const struct chanmode *chanmode, unsigned long freq); |
256 | ||
3c0117c1 JB |
257 | int parse_random_mac_addr(struct nl_msg *msg, char *addrs); |
258 | ||
9ae0d103 AS |
259 | #define SCHED_SCAN_OPTIONS "[interval <in_msecs> | scan_plans [<interval_secs:iterations>*] <interval_secs>] " \ |
260 | "[delay <in_secs>] [freqs <freq>+] [matches [ssid <ssid>]+]] [active [ssid <ssid>]+|passive] " \ | |
5ec60ed9 | 261 | "[randomise[=<addr>/<mask>]] [coloc] [flush]" |
b1622287 LC |
262 | int parse_sched_scan(struct nl_msg *msg, int *argc, char ***argv); |
263 | ||
63d6aac5 RZ |
264 | void nan_bf(uint8_t idx, uint8_t *bf, uint16_t bf_len, const uint8_t *buf, |
265 | size_t len); | |
266 | ||
60b6c638 IP |
267 | char *hex2bin(const char *hex, char *buf); |
268 | ||
4d2749a6 TC |
269 | int set_bitrates(struct nl_msg *msg, int argc, char **argv, |
270 | enum nl80211_attrs attr); | |
271 | ||
3d3d8fc9 JB |
272 | |
273 | /* sections */ | |
274 | DECLARE_SECTION(ap); | |
275 | DECLARE_SECTION(auth); | |
276 | DECLARE_SECTION(cac); | |
277 | DECLARE_SECTION(channels); | |
278 | DECLARE_SECTION(coalesce); | |
279 | DECLARE_SECTION(commands); | |
280 | DECLARE_SECTION(connect); | |
281 | DECLARE_SECTION(cqm); | |
282 | DECLARE_SECTION(del); | |
283 | DECLARE_SECTION(dev); | |
284 | DECLARE_SECTION(disconnect); | |
285 | DECLARE_SECTION(event); | |
286 | DECLARE_SECTION(features); | |
287 | DECLARE_SECTION(ftm); | |
288 | DECLARE_SECTION(get); | |
289 | DECLARE_SECTION(help); | |
290 | DECLARE_SECTION(hwsim); | |
291 | DECLARE_SECTION(ibss); | |
292 | DECLARE_SECTION(info); | |
293 | DECLARE_SECTION(interface); | |
294 | DECLARE_SECTION(link); | |
295 | DECLARE_SECTION(list); | |
296 | DECLARE_SECTION(measurement); | |
297 | DECLARE_SECTION(mesh); | |
298 | DECLARE_SECTION(mesh_param); | |
299 | DECLARE_SECTION(mgmt); | |
300 | DECLARE_SECTION(mpath); | |
301 | DECLARE_SECTION(mpp); | |
302 | DECLARE_SECTION(nan); | |
303 | DECLARE_SECTION(ocb); | |
304 | DECLARE_SECTION(offchannel); | |
305 | DECLARE_SECTION(p2p); | |
306 | DECLARE_SECTION(phy); | |
307 | DECLARE_SECTION(reg); | |
308 | DECLARE_SECTION(roc); | |
309 | DECLARE_SECTION(scan); | |
310 | DECLARE_SECTION(set); | |
311 | DECLARE_SECTION(station); | |
312 | DECLARE_SECTION(survey); | |
313 | DECLARE_SECTION(switch); | |
314 | DECLARE_SECTION(vendor); | |
315 | DECLARE_SECTION(wowlan); | |
316 | ||
cad53b3f | 317 | #endif /* __IW_H */ |