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Commit | Line | Data |
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6fc6879b JM |
1 | /* |
2 | * hostapd - command line interface for hostapd daemon | |
f0cbb986 | 3 | * Copyright (c) 2004-2014, Jouni Malinen <j@w1.fi> |
6fc6879b | 4 | * |
0f3d578e JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
6fc6879b JM |
7 | */ |
8 | ||
9 | #include "includes.h" | |
10 | #include <dirent.h> | |
11 | ||
90973fb2 | 12 | #include "common/wpa_ctrl.h" |
42838059 JM |
13 | #include "utils/common.h" |
14 | #include "utils/eloop.h" | |
15 | #include "utils/edit.h" | |
90973fb2 | 16 | #include "common/version.h" |
6fc6879b JM |
17 | |
18 | ||
19 | static const char *hostapd_cli_version = | |
20 | "hostapd_cli v" VERSION_STR "\n" | |
090b8e3d | 21 | "Copyright (c) 2004-2014, Jouni Malinen <j@w1.fi> and contributors"; |
6fc6879b JM |
22 | |
23 | ||
24 | static const char *hostapd_cli_license = | |
331f89ff JM |
25 | "This software may be distributed under the terms of the BSD license.\n" |
26 | "See README for more details.\n"; | |
6fc6879b JM |
27 | |
28 | static const char *hostapd_cli_full_license = | |
331f89ff | 29 | "This software may be distributed under the terms of the BSD license.\n" |
6fc6879b JM |
30 | "\n" |
31 | "Redistribution and use in source and binary forms, with or without\n" | |
32 | "modification, are permitted provided that the following conditions are\n" | |
33 | "met:\n" | |
34 | "\n" | |
35 | "1. Redistributions of source code must retain the above copyright\n" | |
36 | " notice, this list of conditions and the following disclaimer.\n" | |
37 | "\n" | |
38 | "2. Redistributions in binary form must reproduce the above copyright\n" | |
39 | " notice, this list of conditions and the following disclaimer in the\n" | |
40 | " documentation and/or other materials provided with the distribution.\n" | |
41 | "\n" | |
42 | "3. Neither the name(s) of the above-listed copyright holder(s) nor the\n" | |
43 | " names of its contributors may be used to endorse or promote products\n" | |
44 | " derived from this software without specific prior written permission.\n" | |
45 | "\n" | |
46 | "THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\n" | |
47 | "\"AS IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\n" | |
48 | "LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR\n" | |
49 | "A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\n" | |
50 | "OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n" | |
51 | "SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\n" | |
52 | "LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\n" | |
53 | "DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\n" | |
54 | "THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n" | |
55 | "(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE\n" | |
56 | "OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n" | |
57 | "\n"; | |
58 | ||
59 | static const char *commands_help = | |
60 | "Commands:\n" | |
61 | " mib get MIB variables (dot1x, dot11, radius)\n" | |
62 | " sta <addr> get MIB variables for one station\n" | |
63 | " all_sta get MIB variables for all stations\n" | |
64 | " new_sta <addr> add a new station\n" | |
488d0934 JM |
65 | " deauthenticate <addr> deauthenticate a station\n" |
66 | " disassociate <addr> disassociate a station\n" | |
88b4b424 JM |
67 | #ifdef CONFIG_IEEE80211W |
68 | " sa_query <addr> send SA Query to a station\n" | |
69 | #endif /* CONFIG_IEEE80211W */ | |
ad08c363 | 70 | #ifdef CONFIG_WPS |
31fcea93 | 71 | " wps_pin <uuid> <pin> [timeout] [addr] add WPS Enrollee PIN\n" |
3981cb3c | 72 | " wps_check_pin <PIN> verify PIN checksum\n" |
ad08c363 | 73 | " wps_pbc indicate button pushed to initiate PBC\n" |
1c79cdff | 74 | " wps_cancel cancel the pending WPS operation\n" |
bb45b6d7 JM |
75 | #ifdef CONFIG_WPS_NFC |
76 | " wps_nfc_tag_read <hexdump> report read NFC tag with WPS data\n" | |
3cf7a59d | 77 | " wps_nfc_config_token <WPS/NDEF> build NFC configuration token\n" |
ffdaa05a | 78 | " wps_nfc_token <WPS/NDEF/enable/disable> manager NFC password token\n" |
bb45b6d7 | 79 | #endif /* CONFIG_WPS_NFC */ |
5a1cc30f | 80 | " wps_ap_pin <cmd> [params..] enable/disable AP PIN\n" |
450eddcf | 81 | " wps_config <SSID> <auth> <encr> <key> configure AP\n" |
3351a384 | 82 | " wps_get_status show current WPS status\n" |
ad08c363 | 83 | #endif /* CONFIG_WPS */ |
403b96fe | 84 | " get_config show current configuration\n" |
6fc6879b JM |
85 | " help show this usage help\n" |
86 | " interface [ifname] show interfaces/select interface\n" | |
87 | " level <debug level> change debug level\n" | |
88 | " license show full hostapd_cli license\n" | |
89 | " quit exit hostapd_cli\n"; | |
90 | ||
91 | static struct wpa_ctrl *ctrl_conn; | |
92 | static int hostapd_cli_quit = 0; | |
93 | static int hostapd_cli_attached = 0; | |
2d39a4d8 JJ |
94 | |
95 | #ifndef CONFIG_CTRL_IFACE_DIR | |
96 | #define CONFIG_CTRL_IFACE_DIR "/var/run/hostapd" | |
97 | #endif /* CONFIG_CTRL_IFACE_DIR */ | |
98 | static const char *ctrl_iface_dir = CONFIG_CTRL_IFACE_DIR; | |
99 | ||
6fc6879b | 100 | static char *ctrl_ifname = NULL; |
bae92174 GD |
101 | static const char *pid_file = NULL; |
102 | static const char *action_file = NULL; | |
1cc84c1c | 103 | static int ping_interval = 5; |
42838059 | 104 | static int interactive = 0; |
6fc6879b JM |
105 | |
106 | ||
107 | static void usage(void) | |
108 | { | |
109 | fprintf(stderr, "%s\n", hostapd_cli_version); | |
bae92174 GD |
110 | fprintf(stderr, |
111 | "\n" | |
112 | "usage: hostapd_cli [-p<path>] [-i<ifname>] [-hvB] " | |
113 | "[-a<path>] \\\n" | |
114 | " [-G<ping interval>] [command..]\n" | |
6fc6879b JM |
115 | "\n" |
116 | "Options:\n" | |
117 | " -h help (show this usage text)\n" | |
118 | " -v shown version information\n" | |
119 | " -p<path> path to find control sockets (default: " | |
120 | "/var/run/hostapd)\n" | |
bae92174 GD |
121 | " -a<file> run in daemon mode executing the action file " |
122 | "based on events\n" | |
123 | " from hostapd\n" | |
124 | " -B run a daemon in the background\n" | |
6fc6879b JM |
125 | " -i<ifname> Interface to listen on (default: first " |
126 | "interface found in the\n" | |
127 | " socket path)\n\n" | |
128 | "%s", | |
129 | commands_help); | |
130 | } | |
131 | ||
132 | ||
133 | static struct wpa_ctrl * hostapd_cli_open_connection(const char *ifname) | |
134 | { | |
135 | char *cfile; | |
136 | int flen; | |
137 | ||
138 | if (ifname == NULL) | |
139 | return NULL; | |
140 | ||
141 | flen = strlen(ctrl_iface_dir) + strlen(ifname) + 2; | |
142 | cfile = malloc(flen); | |
143 | if (cfile == NULL) | |
144 | return NULL; | |
145 | snprintf(cfile, flen, "%s/%s", ctrl_iface_dir, ifname); | |
146 | ||
147 | ctrl_conn = wpa_ctrl_open(cfile); | |
148 | free(cfile); | |
149 | return ctrl_conn; | |
150 | } | |
151 | ||
152 | ||
153 | static void hostapd_cli_close_connection(void) | |
154 | { | |
155 | if (ctrl_conn == NULL) | |
156 | return; | |
157 | ||
158 | if (hostapd_cli_attached) { | |
159 | wpa_ctrl_detach(ctrl_conn); | |
160 | hostapd_cli_attached = 0; | |
161 | } | |
162 | wpa_ctrl_close(ctrl_conn); | |
163 | ctrl_conn = NULL; | |
164 | } | |
165 | ||
166 | ||
167 | static void hostapd_cli_msg_cb(char *msg, size_t len) | |
168 | { | |
169 | printf("%s\n", msg); | |
170 | } | |
171 | ||
172 | ||
173 | static int _wpa_ctrl_command(struct wpa_ctrl *ctrl, char *cmd, int print) | |
174 | { | |
175 | char buf[4096]; | |
176 | size_t len; | |
177 | int ret; | |
178 | ||
179 | if (ctrl_conn == NULL) { | |
180 | printf("Not connected to hostapd - command dropped.\n"); | |
181 | return -1; | |
182 | } | |
183 | len = sizeof(buf) - 1; | |
184 | ret = wpa_ctrl_request(ctrl, cmd, strlen(cmd), buf, &len, | |
185 | hostapd_cli_msg_cb); | |
186 | if (ret == -2) { | |
187 | printf("'%s' command timed out.\n", cmd); | |
188 | return -2; | |
189 | } else if (ret < 0) { | |
190 | printf("'%s' command failed.\n", cmd); | |
191 | return -1; | |
192 | } | |
193 | if (print) { | |
194 | buf[len] = '\0'; | |
195 | printf("%s", buf); | |
196 | } | |
197 | return 0; | |
198 | } | |
199 | ||
200 | ||
201 | static inline int wpa_ctrl_command(struct wpa_ctrl *ctrl, char *cmd) | |
202 | { | |
203 | return _wpa_ctrl_command(ctrl, cmd, 1); | |
204 | } | |
205 | ||
206 | ||
207 | static int hostapd_cli_cmd_ping(struct wpa_ctrl *ctrl, int argc, char *argv[]) | |
208 | { | |
209 | return wpa_ctrl_command(ctrl, "PING"); | |
210 | } | |
211 | ||
212 | ||
b41a47c0 BG |
213 | static int hostapd_cli_cmd_relog(struct wpa_ctrl *ctrl, int argc, char *argv[]) |
214 | { | |
215 | return wpa_ctrl_command(ctrl, "RELOG"); | |
216 | } | |
217 | ||
218 | ||
5ae6449c JM |
219 | static int hostapd_cli_cmd_status(struct wpa_ctrl *ctrl, int argc, char *argv[]) |
220 | { | |
f0cbb986 JM |
221 | if (argc > 0 && os_strcmp(argv[0], "driver") == 0) |
222 | return wpa_ctrl_command(ctrl, "STATUS-DRIVER"); | |
5ae6449c JM |
223 | return wpa_ctrl_command(ctrl, "STATUS"); |
224 | } | |
225 | ||
226 | ||
6fc6879b JM |
227 | static int hostapd_cli_cmd_mib(struct wpa_ctrl *ctrl, int argc, char *argv[]) |
228 | { | |
4c03a2b3 JM |
229 | if (argc > 0) { |
230 | char buf[100]; | |
231 | os_snprintf(buf, sizeof(buf), "MIB %s", argv[0]); | |
232 | return wpa_ctrl_command(ctrl, buf); | |
233 | } | |
6fc6879b JM |
234 | return wpa_ctrl_command(ctrl, "MIB"); |
235 | } | |
236 | ||
237 | ||
bae92174 GD |
238 | static int hostapd_cli_exec(const char *program, const char *arg1, |
239 | const char *arg2) | |
240 | { | |
5d4fa2a2 | 241 | char *arg; |
bae92174 GD |
242 | size_t len; |
243 | int res; | |
bae92174 | 244 | |
5d4fa2a2 JM |
245 | len = os_strlen(arg1) + os_strlen(arg2) + 2; |
246 | arg = os_malloc(len); | |
247 | if (arg == NULL) | |
bae92174 | 248 | return -1; |
5d4fa2a2 JM |
249 | os_snprintf(arg, len, "%s %s", arg1, arg2); |
250 | res = os_exec(program, arg, 1); | |
251 | os_free(arg); | |
252 | ||
253 | return res; | |
bae92174 GD |
254 | } |
255 | ||
256 | ||
257 | static void hostapd_cli_action_process(char *msg, size_t len) | |
258 | { | |
259 | const char *pos; | |
260 | ||
261 | pos = msg; | |
262 | if (*pos == '<') { | |
263 | pos = os_strchr(pos, '>'); | |
264 | if (pos) | |
265 | pos++; | |
266 | else | |
267 | pos = msg; | |
268 | } | |
269 | ||
270 | hostapd_cli_exec(action_file, ctrl_ifname, pos); | |
271 | } | |
272 | ||
273 | ||
6fc6879b JM |
274 | static int hostapd_cli_cmd_sta(struct wpa_ctrl *ctrl, int argc, char *argv[]) |
275 | { | |
276 | char buf[64]; | |
ea23df65 JM |
277 | if (argc < 1) { |
278 | printf("Invalid 'sta' command - at least one argument, STA " | |
6fc6879b JM |
279 | "address, is required.\n"); |
280 | return -1; | |
281 | } | |
ea23df65 JM |
282 | if (argc > 1) |
283 | snprintf(buf, sizeof(buf), "STA %s %s", argv[0], argv[1]); | |
284 | else | |
285 | snprintf(buf, sizeof(buf), "STA %s", argv[0]); | |
6fc6879b JM |
286 | return wpa_ctrl_command(ctrl, buf); |
287 | } | |
288 | ||
289 | ||
290 | static int hostapd_cli_cmd_new_sta(struct wpa_ctrl *ctrl, int argc, | |
291 | char *argv[]) | |
292 | { | |
293 | char buf[64]; | |
294 | if (argc != 1) { | |
295 | printf("Invalid 'new_sta' command - exactly one argument, STA " | |
296 | "address, is required.\n"); | |
297 | return -1; | |
298 | } | |
299 | snprintf(buf, sizeof(buf), "NEW_STA %s", argv[0]); | |
300 | return wpa_ctrl_command(ctrl, buf); | |
301 | } | |
302 | ||
303 | ||
90a3206a JM |
304 | static int hostapd_cli_cmd_deauthenticate(struct wpa_ctrl *ctrl, int argc, |
305 | char *argv[]) | |
306 | { | |
307 | char buf[64]; | |
b91ab76e | 308 | if (argc < 1) { |
90a3206a JM |
309 | printf("Invalid 'deauthenticate' command - exactly one " |
310 | "argument, STA address, is required.\n"); | |
311 | return -1; | |
312 | } | |
b91ab76e JM |
313 | if (argc > 1) |
314 | os_snprintf(buf, sizeof(buf), "DEAUTHENTICATE %s %s", | |
315 | argv[0], argv[1]); | |
316 | else | |
317 | os_snprintf(buf, sizeof(buf), "DEAUTHENTICATE %s", argv[0]); | |
90a3206a JM |
318 | return wpa_ctrl_command(ctrl, buf); |
319 | } | |
320 | ||
321 | ||
322 | static int hostapd_cli_cmd_disassociate(struct wpa_ctrl *ctrl, int argc, | |
323 | char *argv[]) | |
324 | { | |
325 | char buf[64]; | |
b91ab76e | 326 | if (argc < 1) { |
90a3206a JM |
327 | printf("Invalid 'disassociate' command - exactly one " |
328 | "argument, STA address, is required.\n"); | |
329 | return -1; | |
330 | } | |
b91ab76e JM |
331 | if (argc > 1) |
332 | os_snprintf(buf, sizeof(buf), "DISASSOCIATE %s %s", | |
333 | argv[0], argv[1]); | |
334 | else | |
335 | os_snprintf(buf, sizeof(buf), "DISASSOCIATE %s", argv[0]); | |
90a3206a JM |
336 | return wpa_ctrl_command(ctrl, buf); |
337 | } | |
338 | ||
339 | ||
88b4b424 JM |
340 | #ifdef CONFIG_IEEE80211W |
341 | static int hostapd_cli_cmd_sa_query(struct wpa_ctrl *ctrl, int argc, | |
342 | char *argv[]) | |
343 | { | |
344 | char buf[64]; | |
345 | if (argc != 1) { | |
346 | printf("Invalid 'sa_query' command - exactly one argument, " | |
347 | "STA address, is required.\n"); | |
348 | return -1; | |
349 | } | |
350 | snprintf(buf, sizeof(buf), "SA_QUERY %s", argv[0]); | |
351 | return wpa_ctrl_command(ctrl, buf); | |
352 | } | |
353 | #endif /* CONFIG_IEEE80211W */ | |
354 | ||
355 | ||
ad08c363 JM |
356 | #ifdef CONFIG_WPS |
357 | static int hostapd_cli_cmd_wps_pin(struct wpa_ctrl *ctrl, int argc, | |
358 | char *argv[]) | |
359 | { | |
31fcea93 | 360 | char buf[256]; |
077a781f JM |
361 | if (argc < 2) { |
362 | printf("Invalid 'wps_pin' command - at least two arguments, " | |
ad08c363 JM |
363 | "UUID and PIN, are required.\n"); |
364 | return -1; | |
365 | } | |
31fcea93 JM |
366 | if (argc > 3) |
367 | snprintf(buf, sizeof(buf), "WPS_PIN %s %s %s %s", | |
368 | argv[0], argv[1], argv[2], argv[3]); | |
369 | else if (argc > 2) | |
077a781f JM |
370 | snprintf(buf, sizeof(buf), "WPS_PIN %s %s %s", |
371 | argv[0], argv[1], argv[2]); | |
372 | else | |
373 | snprintf(buf, sizeof(buf), "WPS_PIN %s %s", argv[0], argv[1]); | |
ad08c363 JM |
374 | return wpa_ctrl_command(ctrl, buf); |
375 | } | |
376 | ||
377 | ||
3981cb3c JM |
378 | static int hostapd_cli_cmd_wps_check_pin(struct wpa_ctrl *ctrl, int argc, |
379 | char *argv[]) | |
380 | { | |
381 | char cmd[256]; | |
382 | int res; | |
383 | ||
384 | if (argc != 1 && argc != 2) { | |
385 | printf("Invalid WPS_CHECK_PIN command: needs one argument:\n" | |
386 | "- PIN to be verified\n"); | |
387 | return -1; | |
388 | } | |
389 | ||
390 | if (argc == 2) | |
391 | res = os_snprintf(cmd, sizeof(cmd), "WPS_CHECK_PIN %s %s", | |
392 | argv[0], argv[1]); | |
393 | else | |
394 | res = os_snprintf(cmd, sizeof(cmd), "WPS_CHECK_PIN %s", | |
395 | argv[0]); | |
396 | if (res < 0 || (size_t) res >= sizeof(cmd) - 1) { | |
397 | printf("Too long WPS_CHECK_PIN command.\n"); | |
398 | return -1; | |
399 | } | |
400 | return wpa_ctrl_command(ctrl, cmd); | |
401 | } | |
402 | ||
403 | ||
ad08c363 JM |
404 | static int hostapd_cli_cmd_wps_pbc(struct wpa_ctrl *ctrl, int argc, |
405 | char *argv[]) | |
406 | { | |
407 | return wpa_ctrl_command(ctrl, "WPS_PBC"); | |
408 | } | |
46bdb83a MH |
409 | |
410 | ||
4c374cde AS |
411 | static int hostapd_cli_cmd_wps_cancel(struct wpa_ctrl *ctrl, int argc, |
412 | char *argv[]) | |
413 | { | |
414 | return wpa_ctrl_command(ctrl, "WPS_CANCEL"); | |
415 | } | |
416 | ||
417 | ||
bb45b6d7 JM |
418 | #ifdef CONFIG_WPS_NFC |
419 | static int hostapd_cli_cmd_wps_nfc_tag_read(struct wpa_ctrl *ctrl, int argc, | |
420 | char *argv[]) | |
421 | { | |
422 | int ret; | |
423 | char *buf; | |
424 | size_t buflen; | |
425 | ||
426 | if (argc != 1) { | |
427 | printf("Invalid 'wps_nfc_tag_read' command - one argument " | |
428 | "is required.\n"); | |
429 | return -1; | |
430 | } | |
431 | ||
432 | buflen = 18 + os_strlen(argv[0]); | |
433 | buf = os_malloc(buflen); | |
434 | if (buf == NULL) | |
435 | return -1; | |
436 | os_snprintf(buf, buflen, "WPS_NFC_TAG_READ %s", argv[0]); | |
437 | ||
438 | ret = wpa_ctrl_command(ctrl, buf); | |
439 | os_free(buf); | |
440 | ||
441 | return ret; | |
442 | } | |
3cf7a59d JM |
443 | |
444 | ||
445 | static int hostapd_cli_cmd_wps_nfc_config_token(struct wpa_ctrl *ctrl, | |
446 | int argc, char *argv[]) | |
447 | { | |
448 | char cmd[64]; | |
449 | int res; | |
450 | ||
451 | if (argc != 1) { | |
452 | printf("Invalid 'wps_nfc_config_token' command - one argument " | |
453 | "is required.\n"); | |
454 | return -1; | |
455 | } | |
456 | ||
457 | res = os_snprintf(cmd, sizeof(cmd), "WPS_NFC_CONFIG_TOKEN %s", | |
458 | argv[0]); | |
459 | if (res < 0 || (size_t) res >= sizeof(cmd) - 1) { | |
460 | printf("Too long WPS_NFC_CONFIG_TOKEN command.\n"); | |
461 | return -1; | |
462 | } | |
463 | return wpa_ctrl_command(ctrl, cmd); | |
464 | } | |
ffdaa05a JM |
465 | |
466 | ||
467 | static int hostapd_cli_cmd_wps_nfc_token(struct wpa_ctrl *ctrl, | |
468 | int argc, char *argv[]) | |
469 | { | |
470 | char cmd[64]; | |
471 | int res; | |
472 | ||
473 | if (argc != 1) { | |
474 | printf("Invalid 'wps_nfc_token' command - one argument is " | |
475 | "required.\n"); | |
476 | return -1; | |
477 | } | |
478 | ||
479 | res = os_snprintf(cmd, sizeof(cmd), "WPS_NFC_TOKEN %s", argv[0]); | |
480 | if (res < 0 || (size_t) res >= sizeof(cmd) - 1) { | |
481 | printf("Too long WPS_NFC_TOKEN command.\n"); | |
482 | return -1; | |
483 | } | |
484 | return wpa_ctrl_command(ctrl, cmd); | |
485 | } | |
6772a90a JM |
486 | |
487 | ||
488 | static int hostapd_cli_cmd_nfc_get_handover_sel(struct wpa_ctrl *ctrl, | |
489 | int argc, char *argv[]) | |
490 | { | |
491 | char cmd[64]; | |
492 | int res; | |
493 | ||
494 | if (argc != 2) { | |
495 | printf("Invalid 'nfc_get_handover_sel' command - two arguments " | |
496 | "are required.\n"); | |
497 | return -1; | |
498 | } | |
499 | ||
500 | res = os_snprintf(cmd, sizeof(cmd), "NFC_GET_HANDOVER_SEL %s %s", | |
501 | argv[0], argv[1]); | |
502 | if (res < 0 || (size_t) res >= sizeof(cmd) - 1) { | |
503 | printf("Too long NFC_GET_HANDOVER_SEL command.\n"); | |
504 | return -1; | |
505 | } | |
506 | return wpa_ctrl_command(ctrl, cmd); | |
507 | } | |
508 | ||
bb45b6d7 JM |
509 | #endif /* CONFIG_WPS_NFC */ |
510 | ||
511 | ||
5a1cc30f JM |
512 | static int hostapd_cli_cmd_wps_ap_pin(struct wpa_ctrl *ctrl, int argc, |
513 | char *argv[]) | |
514 | { | |
515 | char buf[64]; | |
516 | if (argc < 1) { | |
517 | printf("Invalid 'wps_ap_pin' command - at least one argument " | |
518 | "is required.\n"); | |
519 | return -1; | |
520 | } | |
521 | if (argc > 2) | |
522 | snprintf(buf, sizeof(buf), "WPS_AP_PIN %s %s %s", | |
523 | argv[0], argv[1], argv[2]); | |
524 | else if (argc > 1) | |
525 | snprintf(buf, sizeof(buf), "WPS_AP_PIN %s %s", | |
526 | argv[0], argv[1]); | |
527 | else | |
528 | snprintf(buf, sizeof(buf), "WPS_AP_PIN %s", argv[0]); | |
529 | return wpa_ctrl_command(ctrl, buf); | |
530 | } | |
450eddcf JM |
531 | |
532 | ||
3351a384 JM |
533 | static int hostapd_cli_cmd_wps_get_status(struct wpa_ctrl *ctrl, int argc, |
534 | char *argv[]) | |
535 | { | |
536 | return wpa_ctrl_command(ctrl, "WPS_GET_STATUS"); | |
537 | } | |
538 | ||
539 | ||
450eddcf JM |
540 | static int hostapd_cli_cmd_wps_config(struct wpa_ctrl *ctrl, int argc, |
541 | char *argv[]) | |
542 | { | |
543 | char buf[256]; | |
544 | char ssid_hex[2 * 32 + 1]; | |
545 | char key_hex[2 * 64 + 1]; | |
546 | int i; | |
547 | ||
548 | if (argc < 1) { | |
549 | printf("Invalid 'wps_config' command - at least two arguments " | |
550 | "are required.\n"); | |
551 | return -1; | |
552 | } | |
553 | ||
554 | ssid_hex[0] = '\0'; | |
555 | for (i = 0; i < 32; i++) { | |
556 | if (argv[0][i] == '\0') | |
557 | break; | |
558 | os_snprintf(&ssid_hex[i * 2], 3, "%02x", argv[0][i]); | |
559 | } | |
560 | ||
561 | key_hex[0] = '\0'; | |
562 | if (argc > 3) { | |
563 | for (i = 0; i < 64; i++) { | |
564 | if (argv[3][i] == '\0') | |
565 | break; | |
566 | os_snprintf(&key_hex[i * 2], 3, "%02x", | |
567 | argv[3][i]); | |
568 | } | |
569 | } | |
570 | ||
571 | if (argc > 3) | |
572 | snprintf(buf, sizeof(buf), "WPS_CONFIG %s %s %s %s", | |
573 | ssid_hex, argv[1], argv[2], key_hex); | |
574 | else if (argc > 2) | |
575 | snprintf(buf, sizeof(buf), "WPS_CONFIG %s %s %s", | |
576 | ssid_hex, argv[1], argv[2]); | |
577 | else | |
578 | snprintf(buf, sizeof(buf), "WPS_CONFIG %s %s", | |
579 | ssid_hex, argv[1]); | |
580 | return wpa_ctrl_command(ctrl, buf); | |
581 | } | |
ad08c363 JM |
582 | #endif /* CONFIG_WPS */ |
583 | ||
584 | ||
2049a875 JM |
585 | static int hostapd_cli_cmd_disassoc_imminent(struct wpa_ctrl *ctrl, int argc, |
586 | char *argv[]) | |
587 | { | |
588 | char buf[300]; | |
589 | int res; | |
590 | ||
591 | if (argc < 2) { | |
592 | printf("Invalid 'disassoc_imminent' command - two arguments " | |
593 | "(STA addr and Disassociation Timer) are needed\n"); | |
594 | return -1; | |
595 | } | |
596 | ||
597 | res = os_snprintf(buf, sizeof(buf), "DISASSOC_IMMINENT %s %s", | |
598 | argv[0], argv[1]); | |
599 | if (res < 0 || res >= (int) sizeof(buf)) | |
600 | return -1; | |
601 | return wpa_ctrl_command(ctrl, buf); | |
602 | } | |
603 | ||
604 | ||
71269b37 JM |
605 | static int hostapd_cli_cmd_ess_disassoc(struct wpa_ctrl *ctrl, int argc, |
606 | char *argv[]) | |
607 | { | |
608 | char buf[300]; | |
609 | int res; | |
610 | ||
d5b559b6 KP |
611 | if (argc < 3) { |
612 | printf("Invalid 'ess_disassoc' command - three arguments (STA " | |
613 | "addr, disassoc timer, and URL) are needed\n"); | |
71269b37 JM |
614 | return -1; |
615 | } | |
616 | ||
d5b559b6 KP |
617 | res = os_snprintf(buf, sizeof(buf), "ESS_DISASSOC %s %s %s", |
618 | argv[0], argv[1], argv[2]); | |
71269b37 JM |
619 | if (res < 0 || res >= (int) sizeof(buf)) |
620 | return -1; | |
621 | return wpa_ctrl_command(ctrl, buf); | |
622 | } | |
623 | ||
624 | ||
403b96fe JM |
625 | static int hostapd_cli_cmd_get_config(struct wpa_ctrl *ctrl, int argc, |
626 | char *argv[]) | |
627 | { | |
628 | return wpa_ctrl_command(ctrl, "GET_CONFIG"); | |
629 | } | |
630 | ||
631 | ||
6fc6879b JM |
632 | static int wpa_ctrl_command_sta(struct wpa_ctrl *ctrl, char *cmd, |
633 | char *addr, size_t addr_len) | |
634 | { | |
635 | char buf[4096], *pos; | |
636 | size_t len; | |
637 | int ret; | |
638 | ||
639 | if (ctrl_conn == NULL) { | |
640 | printf("Not connected to hostapd - command dropped.\n"); | |
641 | return -1; | |
642 | } | |
643 | len = sizeof(buf) - 1; | |
644 | ret = wpa_ctrl_request(ctrl, cmd, strlen(cmd), buf, &len, | |
645 | hostapd_cli_msg_cb); | |
646 | if (ret == -2) { | |
647 | printf("'%s' command timed out.\n", cmd); | |
648 | return -2; | |
649 | } else if (ret < 0) { | |
650 | printf("'%s' command failed.\n", cmd); | |
651 | return -1; | |
652 | } | |
653 | ||
654 | buf[len] = '\0'; | |
655 | if (memcmp(buf, "FAIL", 4) == 0) | |
656 | return -1; | |
657 | printf("%s", buf); | |
658 | ||
659 | pos = buf; | |
660 | while (*pos != '\0' && *pos != '\n') | |
661 | pos++; | |
662 | *pos = '\0'; | |
663 | os_strlcpy(addr, buf, addr_len); | |
664 | return 0; | |
665 | } | |
666 | ||
667 | ||
668 | static int hostapd_cli_cmd_all_sta(struct wpa_ctrl *ctrl, int argc, | |
669 | char *argv[]) | |
670 | { | |
671 | char addr[32], cmd[64]; | |
672 | ||
673 | if (wpa_ctrl_command_sta(ctrl, "STA-FIRST", addr, sizeof(addr))) | |
674 | return 0; | |
675 | do { | |
676 | snprintf(cmd, sizeof(cmd), "STA-NEXT %s", addr); | |
677 | } while (wpa_ctrl_command_sta(ctrl, cmd, addr, sizeof(addr)) == 0); | |
678 | ||
679 | return -1; | |
680 | } | |
681 | ||
682 | ||
683 | static int hostapd_cli_cmd_help(struct wpa_ctrl *ctrl, int argc, char *argv[]) | |
684 | { | |
685 | printf("%s", commands_help); | |
686 | return 0; | |
687 | } | |
688 | ||
689 | ||
690 | static int hostapd_cli_cmd_license(struct wpa_ctrl *ctrl, int argc, | |
691 | char *argv[]) | |
692 | { | |
693 | printf("%s\n\n%s\n", hostapd_cli_version, hostapd_cli_full_license); | |
694 | return 0; | |
695 | } | |
696 | ||
697 | ||
c551700f KP |
698 | static int hostapd_cli_cmd_set_qos_map_set(struct wpa_ctrl *ctrl, |
699 | int argc, char *argv[]) | |
700 | { | |
701 | char buf[200]; | |
702 | int res; | |
703 | ||
704 | if (argc != 1) { | |
705 | printf("Invalid 'set_qos_map_set' command - " | |
706 | "one argument (comma delimited QoS map set) " | |
707 | "is needed\n"); | |
708 | return -1; | |
709 | } | |
710 | ||
711 | res = os_snprintf(buf, sizeof(buf), "SET_QOS_MAP_SET %s", argv[0]); | |
712 | if (res < 0 || res >= (int) sizeof(buf)) | |
713 | return -1; | |
714 | return wpa_ctrl_command(ctrl, buf); | |
715 | } | |
716 | ||
717 | ||
718 | static int hostapd_cli_cmd_send_qos_map_conf(struct wpa_ctrl *ctrl, | |
719 | int argc, char *argv[]) | |
720 | { | |
721 | char buf[50]; | |
722 | int res; | |
723 | ||
724 | if (argc != 1) { | |
725 | printf("Invalid 'send_qos_map_conf' command - " | |
726 | "one argument (STA addr) is needed\n"); | |
727 | return -1; | |
728 | } | |
729 | ||
730 | res = os_snprintf(buf, sizeof(buf), "SEND_QOS_MAP_CONF %s", argv[0]); | |
731 | if (res < 0 || res >= (int) sizeof(buf)) | |
732 | return -1; | |
733 | return wpa_ctrl_command(ctrl, buf); | |
734 | } | |
735 | ||
736 | ||
3fb17a95 JM |
737 | static int hostapd_cli_cmd_hs20_wnm_notif(struct wpa_ctrl *ctrl, int argc, |
738 | char *argv[]) | |
739 | { | |
740 | char buf[300]; | |
741 | int res; | |
742 | ||
743 | if (argc < 2) { | |
744 | printf("Invalid 'hs20_wnm_notif' command - two arguments (STA " | |
745 | "addr and URL) are needed\n"); | |
746 | return -1; | |
747 | } | |
748 | ||
749 | res = os_snprintf(buf, sizeof(buf), "HS20_WNM_NOTIF %s %s", | |
750 | argv[0], argv[1]); | |
751 | if (res < 0 || res >= (int) sizeof(buf)) | |
752 | return -1; | |
753 | return wpa_ctrl_command(ctrl, buf); | |
754 | } | |
755 | ||
756 | ||
8e1146d9 JM |
757 | static int hostapd_cli_cmd_hs20_deauth_req(struct wpa_ctrl *ctrl, int argc, |
758 | char *argv[]) | |
759 | { | |
760 | char buf[300]; | |
761 | int res; | |
762 | ||
763 | if (argc < 3) { | |
764 | printf("Invalid 'hs20_deauth_req' command - at least three arguments (STA addr, Code, Re-auth Delay) are needed\n"); | |
765 | return -1; | |
766 | } | |
767 | ||
768 | if (argc > 3) | |
769 | res = os_snprintf(buf, sizeof(buf), | |
770 | "HS20_DEAUTH_REQ %s %s %s %s", | |
771 | argv[0], argv[1], argv[2], argv[3]); | |
772 | else | |
773 | res = os_snprintf(buf, sizeof(buf), | |
774 | "HS20_DEAUTH_REQ %s %s %s", | |
775 | argv[0], argv[1], argv[2]); | |
776 | if (res < 0 || res >= (int) sizeof(buf)) | |
777 | return -1; | |
778 | return wpa_ctrl_command(ctrl, buf); | |
779 | } | |
780 | ||
781 | ||
6fc6879b JM |
782 | static int hostapd_cli_cmd_quit(struct wpa_ctrl *ctrl, int argc, char *argv[]) |
783 | { | |
784 | hostapd_cli_quit = 1; | |
42838059 JM |
785 | if (interactive) |
786 | eloop_terminate(); | |
6fc6879b JM |
787 | return 0; |
788 | } | |
789 | ||
790 | ||
791 | static int hostapd_cli_cmd_level(struct wpa_ctrl *ctrl, int argc, char *argv[]) | |
792 | { | |
793 | char cmd[256]; | |
794 | if (argc != 1) { | |
795 | printf("Invalid LEVEL command: needs one argument (debug " | |
796 | "level)\n"); | |
797 | return 0; | |
798 | } | |
799 | snprintf(cmd, sizeof(cmd), "LEVEL %s", argv[0]); | |
800 | return wpa_ctrl_command(ctrl, cmd); | |
801 | } | |
802 | ||
803 | ||
804 | static void hostapd_cli_list_interfaces(struct wpa_ctrl *ctrl) | |
805 | { | |
806 | struct dirent *dent; | |
807 | DIR *dir; | |
808 | ||
809 | dir = opendir(ctrl_iface_dir); | |
810 | if (dir == NULL) { | |
811 | printf("Control interface directory '%s' could not be " | |
812 | "openned.\n", ctrl_iface_dir); | |
813 | return; | |
814 | } | |
815 | ||
816 | printf("Available interfaces:\n"); | |
817 | while ((dent = readdir(dir))) { | |
818 | if (strcmp(dent->d_name, ".") == 0 || | |
819 | strcmp(dent->d_name, "..") == 0) | |
820 | continue; | |
821 | printf("%s\n", dent->d_name); | |
822 | } | |
823 | closedir(dir); | |
824 | } | |
825 | ||
826 | ||
827 | static int hostapd_cli_cmd_interface(struct wpa_ctrl *ctrl, int argc, | |
828 | char *argv[]) | |
829 | { | |
830 | if (argc < 1) { | |
831 | hostapd_cli_list_interfaces(ctrl); | |
832 | return 0; | |
833 | } | |
834 | ||
835 | hostapd_cli_close_connection(); | |
cc0b7cb1 EA |
836 | os_free(ctrl_ifname); |
837 | ctrl_ifname = os_strdup(argv[0]); | |
db9418bb SG |
838 | if (ctrl_ifname == NULL) |
839 | return -1; | |
6fc6879b JM |
840 | |
841 | if (hostapd_cli_open_connection(ctrl_ifname)) { | |
842 | printf("Connected to interface '%s.\n", ctrl_ifname); | |
843 | if (wpa_ctrl_attach(ctrl_conn) == 0) { | |
844 | hostapd_cli_attached = 1; | |
845 | } else { | |
846 | printf("Warning: Failed to attach to " | |
847 | "hostapd.\n"); | |
848 | } | |
849 | } else { | |
850 | printf("Could not connect to interface '%s' - re-trying\n", | |
851 | ctrl_ifname); | |
852 | } | |
853 | return 0; | |
854 | } | |
855 | ||
856 | ||
b4e34f2f JM |
857 | static int hostapd_cli_cmd_set(struct wpa_ctrl *ctrl, int argc, char *argv[]) |
858 | { | |
859 | char cmd[256]; | |
860 | int res; | |
861 | ||
862 | if (argc != 2) { | |
863 | printf("Invalid SET command: needs two arguments (variable " | |
864 | "name and value)\n"); | |
865 | return -1; | |
866 | } | |
867 | ||
868 | res = os_snprintf(cmd, sizeof(cmd), "SET %s %s", argv[0], argv[1]); | |
869 | if (res < 0 || (size_t) res >= sizeof(cmd) - 1) { | |
870 | printf("Too long SET command.\n"); | |
871 | return -1; | |
872 | } | |
873 | return wpa_ctrl_command(ctrl, cmd); | |
874 | } | |
875 | ||
876 | ||
acec8d32 JM |
877 | static int hostapd_cli_cmd_get(struct wpa_ctrl *ctrl, int argc, char *argv[]) |
878 | { | |
879 | char cmd[256]; | |
880 | int res; | |
881 | ||
882 | if (argc != 1) { | |
883 | printf("Invalid GET command: needs one argument (variable " | |
884 | "name)\n"); | |
885 | return -1; | |
886 | } | |
887 | ||
888 | res = os_snprintf(cmd, sizeof(cmd), "GET %s", argv[0]); | |
889 | if (res < 0 || (size_t) res >= sizeof(cmd) - 1) { | |
890 | printf("Too long GET command.\n"); | |
891 | return -1; | |
892 | } | |
893 | return wpa_ctrl_command(ctrl, cmd); | |
894 | } | |
895 | ||
896 | ||
334bf36a AO |
897 | static int hostapd_cli_cmd_chan_switch(struct wpa_ctrl *ctrl, |
898 | int argc, char *argv[]) | |
899 | { | |
900 | char cmd[256]; | |
901 | int res; | |
902 | int i; | |
903 | char *tmp; | |
904 | int total; | |
905 | ||
906 | if (argc < 2) { | |
907 | printf("Invalid chan_switch command: needs at least two " | |
908 | "arguments (count and freq)\n" | |
909 | "usage: <cs_count> <freq> [sec_channel_offset=] " | |
910 | "[center_freq1=] [center_freq2=] [bandwidth=] " | |
911 | "[blocktx] [ht|vht]\n"); | |
912 | return -1; | |
913 | } | |
914 | ||
915 | res = os_snprintf(cmd, sizeof(cmd), "CHAN_SWITCH %s %s", | |
916 | argv[0], argv[1]); | |
917 | if (res < 0 || (size_t) res >= sizeof(cmd) - 1) { | |
918 | printf("Too long CHAN_SWITCH command.\n"); | |
919 | return -1; | |
920 | } | |
921 | ||
922 | total = res; | |
923 | for (i = 2; i < argc; i++) { | |
924 | tmp = cmd + total; | |
925 | res = os_snprintf(tmp, sizeof(cmd) - total, " %s", argv[i]); | |
926 | if (res < 0 || (size_t) res >= sizeof(cmd) - total - 1) { | |
927 | printf("Too long CHAN_SWITCH command.\n"); | |
928 | return -1; | |
929 | } | |
930 | total += res; | |
931 | } | |
932 | return wpa_ctrl_command(ctrl, cmd); | |
933 | } | |
934 | ||
935 | ||
3ae8b7b7 AS |
936 | static int hostapd_cli_cmd_vendor(struct wpa_ctrl *ctrl, int argc, char *argv[]) |
937 | { | |
938 | char cmd[256]; | |
939 | int res; | |
940 | ||
941 | if (argc < 2 || argc > 3) { | |
942 | printf("Invalid vendor command\n" | |
943 | "usage: <vendor id> <command id> [<hex formatted command argument>]\n"); | |
944 | return -1; | |
945 | } | |
946 | ||
947 | res = os_snprintf(cmd, sizeof(cmd), "VENDOR %s %s %s", argv[0], argv[1], | |
948 | argc == 3 ? argv[2] : ""); | |
949 | if (res < 0 || (size_t) res >= sizeof(cmd) - 1) { | |
950 | printf("Too long VENDOR command.\n"); | |
951 | return -1; | |
952 | } | |
953 | return wpa_ctrl_command(ctrl, cmd); | |
954 | } | |
955 | ||
956 | ||
6fc6879b JM |
957 | struct hostapd_cli_cmd { |
958 | const char *cmd; | |
959 | int (*handler)(struct wpa_ctrl *ctrl, int argc, char *argv[]); | |
960 | }; | |
961 | ||
962 | static struct hostapd_cli_cmd hostapd_cli_commands[] = { | |
963 | { "ping", hostapd_cli_cmd_ping }, | |
964 | { "mib", hostapd_cli_cmd_mib }, | |
b41a47c0 | 965 | { "relog", hostapd_cli_cmd_relog }, |
5ae6449c | 966 | { "status", hostapd_cli_cmd_status }, |
6fc6879b JM |
967 | { "sta", hostapd_cli_cmd_sta }, |
968 | { "all_sta", hostapd_cli_cmd_all_sta }, | |
969 | { "new_sta", hostapd_cli_cmd_new_sta }, | |
90a3206a JM |
970 | { "deauthenticate", hostapd_cli_cmd_deauthenticate }, |
971 | { "disassociate", hostapd_cli_cmd_disassociate }, | |
88b4b424 JM |
972 | #ifdef CONFIG_IEEE80211W |
973 | { "sa_query", hostapd_cli_cmd_sa_query }, | |
974 | #endif /* CONFIG_IEEE80211W */ | |
ad08c363 JM |
975 | #ifdef CONFIG_WPS |
976 | { "wps_pin", hostapd_cli_cmd_wps_pin }, | |
3981cb3c | 977 | { "wps_check_pin", hostapd_cli_cmd_wps_check_pin }, |
ad08c363 | 978 | { "wps_pbc", hostapd_cli_cmd_wps_pbc }, |
4c374cde | 979 | { "wps_cancel", hostapd_cli_cmd_wps_cancel }, |
bb45b6d7 JM |
980 | #ifdef CONFIG_WPS_NFC |
981 | { "wps_nfc_tag_read", hostapd_cli_cmd_wps_nfc_tag_read }, | |
3cf7a59d | 982 | { "wps_nfc_config_token", hostapd_cli_cmd_wps_nfc_config_token }, |
ffdaa05a | 983 | { "wps_nfc_token", hostapd_cli_cmd_wps_nfc_token }, |
6772a90a | 984 | { "nfc_get_handover_sel", hostapd_cli_cmd_nfc_get_handover_sel }, |
bb45b6d7 | 985 | #endif /* CONFIG_WPS_NFC */ |
5a1cc30f | 986 | { "wps_ap_pin", hostapd_cli_cmd_wps_ap_pin }, |
450eddcf | 987 | { "wps_config", hostapd_cli_cmd_wps_config }, |
3351a384 | 988 | { "wps_get_status", hostapd_cli_cmd_wps_get_status }, |
ad08c363 | 989 | #endif /* CONFIG_WPS */ |
2049a875 | 990 | { "disassoc_imminent", hostapd_cli_cmd_disassoc_imminent }, |
71269b37 | 991 | { "ess_disassoc", hostapd_cli_cmd_ess_disassoc }, |
403b96fe | 992 | { "get_config", hostapd_cli_cmd_get_config }, |
6fc6879b JM |
993 | { "help", hostapd_cli_cmd_help }, |
994 | { "interface", hostapd_cli_cmd_interface }, | |
995 | { "level", hostapd_cli_cmd_level }, | |
996 | { "license", hostapd_cli_cmd_license }, | |
997 | { "quit", hostapd_cli_cmd_quit }, | |
b4e34f2f | 998 | { "set", hostapd_cli_cmd_set }, |
acec8d32 | 999 | { "get", hostapd_cli_cmd_get }, |
c551700f KP |
1000 | { "set_qos_map_set", hostapd_cli_cmd_set_qos_map_set }, |
1001 | { "send_qos_map_conf", hostapd_cli_cmd_send_qos_map_conf }, | |
334bf36a | 1002 | { "chan_switch", hostapd_cli_cmd_chan_switch }, |
3fb17a95 | 1003 | { "hs20_wnm_notif", hostapd_cli_cmd_hs20_wnm_notif }, |
8e1146d9 | 1004 | { "hs20_deauth_req", hostapd_cli_cmd_hs20_deauth_req }, |
3ae8b7b7 | 1005 | { "vendor", hostapd_cli_cmd_vendor }, |
6fc6879b JM |
1006 | { NULL, NULL } |
1007 | }; | |
1008 | ||
1009 | ||
1010 | static void wpa_request(struct wpa_ctrl *ctrl, int argc, char *argv[]) | |
1011 | { | |
1012 | struct hostapd_cli_cmd *cmd, *match = NULL; | |
1013 | int count; | |
1014 | ||
1015 | count = 0; | |
1016 | cmd = hostapd_cli_commands; | |
1017 | while (cmd->cmd) { | |
1018 | if (strncasecmp(cmd->cmd, argv[0], strlen(argv[0])) == 0) { | |
1019 | match = cmd; | |
acec8d32 JM |
1020 | if (os_strcasecmp(cmd->cmd, argv[0]) == 0) { |
1021 | /* we have an exact match */ | |
1022 | count = 1; | |
1023 | break; | |
1024 | } | |
6fc6879b JM |
1025 | count++; |
1026 | } | |
1027 | cmd++; | |
1028 | } | |
1029 | ||
1030 | if (count > 1) { | |
1031 | printf("Ambiguous command '%s'; possible commands:", argv[0]); | |
1032 | cmd = hostapd_cli_commands; | |
1033 | while (cmd->cmd) { | |
1034 | if (strncasecmp(cmd->cmd, argv[0], strlen(argv[0])) == | |
1035 | 0) { | |
1036 | printf(" %s", cmd->cmd); | |
1037 | } | |
1038 | cmd++; | |
1039 | } | |
1040 | printf("\n"); | |
1041 | } else if (count == 0) { | |
1042 | printf("Unknown command '%s'\n", argv[0]); | |
1043 | } else { | |
1044 | match->handler(ctrl, argc - 1, &argv[1]); | |
1045 | } | |
1046 | } | |
1047 | ||
1048 | ||
bae92174 GD |
1049 | static void hostapd_cli_recv_pending(struct wpa_ctrl *ctrl, int in_read, |
1050 | int action_monitor) | |
6fc6879b JM |
1051 | { |
1052 | int first = 1; | |
1053 | if (ctrl_conn == NULL) | |
1054 | return; | |
1055 | while (wpa_ctrl_pending(ctrl)) { | |
1056 | char buf[256]; | |
1057 | size_t len = sizeof(buf) - 1; | |
1058 | if (wpa_ctrl_recv(ctrl, buf, &len) == 0) { | |
1059 | buf[len] = '\0'; | |
bae92174 GD |
1060 | if (action_monitor) |
1061 | hostapd_cli_action_process(buf, len); | |
1062 | else { | |
1063 | if (in_read && first) | |
1064 | printf("\n"); | |
1065 | first = 0; | |
1066 | printf("%s\n", buf); | |
1067 | } | |
6fc6879b JM |
1068 | } else { |
1069 | printf("Could not read pending message.\n"); | |
1070 | break; | |
1071 | } | |
1072 | } | |
1073 | } | |
1074 | ||
1075 | ||
42838059 | 1076 | #define max_args 10 |
6fc6879b | 1077 | |
42838059 JM |
1078 | static int tokenize_cmd(char *cmd, char *argv[]) |
1079 | { | |
1080 | char *pos; | |
1081 | int argc = 0; | |
6fc6879b | 1082 | |
42838059 JM |
1083 | pos = cmd; |
1084 | for (;;) { | |
1085 | while (*pos == ' ') | |
6fc6879b | 1086 | pos++; |
42838059 JM |
1087 | if (*pos == '\0') |
1088 | break; | |
1089 | argv[argc] = pos; | |
1090 | argc++; | |
1091 | if (argc == max_args) | |
1092 | break; | |
1093 | if (*pos == '"') { | |
1094 | char *pos2 = os_strrchr(pos, '"'); | |
1095 | if (pos2) | |
1096 | pos = pos2 + 1; | |
6fc6879b | 1097 | } |
42838059 JM |
1098 | while (*pos != '\0' && *pos != ' ') |
1099 | pos++; | |
1100 | if (*pos == ' ') | |
1101 | *pos++ = '\0'; | |
1102 | } | |
bae92174 | 1103 | |
42838059 | 1104 | return argc; |
6fc6879b JM |
1105 | } |
1106 | ||
1107 | ||
42838059 | 1108 | static void hostapd_cli_ping(void *eloop_ctx, void *timeout_ctx) |
6fc6879b JM |
1109 | { |
1110 | if (ctrl_conn && _wpa_ctrl_command(ctrl_conn, "PING", 0)) { | |
1111 | printf("Connection to hostapd lost - trying to reconnect\n"); | |
1112 | hostapd_cli_close_connection(); | |
1113 | } | |
1114 | if (!ctrl_conn) { | |
1115 | ctrl_conn = hostapd_cli_open_connection(ctrl_ifname); | |
1116 | if (ctrl_conn) { | |
1117 | printf("Connection to hostapd re-established\n"); | |
1118 | if (wpa_ctrl_attach(ctrl_conn) == 0) { | |
1119 | hostapd_cli_attached = 1; | |
1120 | } else { | |
1121 | printf("Warning: Failed to attach to " | |
1122 | "hostapd.\n"); | |
1123 | } | |
1124 | } | |
1125 | } | |
1126 | if (ctrl_conn) | |
bae92174 | 1127 | hostapd_cli_recv_pending(ctrl_conn, 1, 0); |
42838059 JM |
1128 | eloop_register_timeout(ping_interval, 0, hostapd_cli_ping, NULL, NULL); |
1129 | } | |
1130 | ||
1131 | ||
1132 | static void hostapd_cli_eloop_terminate(int sig, void *signal_ctx) | |
1133 | { | |
1134 | eloop_terminate(); | |
1135 | } | |
1136 | ||
1137 | ||
1138 | static void hostapd_cli_edit_cmd_cb(void *ctx, char *cmd) | |
1139 | { | |
1140 | char *argv[max_args]; | |
1141 | int argc; | |
1142 | argc = tokenize_cmd(cmd, argv); | |
1143 | if (argc) | |
1144 | wpa_request(ctrl_conn, argc, argv); | |
1145 | } | |
1146 | ||
1147 | ||
1148 | static void hostapd_cli_edit_eof_cb(void *ctx) | |
1149 | { | |
1150 | eloop_terminate(); | |
1151 | } | |
1152 | ||
1153 | ||
1154 | static void hostapd_cli_interactive(void) | |
1155 | { | |
1156 | printf("\nInteractive mode\n\n"); | |
1157 | ||
1158 | eloop_register_signal_terminate(hostapd_cli_eloop_terminate, NULL); | |
1159 | edit_init(hostapd_cli_edit_cmd_cb, hostapd_cli_edit_eof_cb, | |
2d2398a1 | 1160 | NULL, NULL, NULL, NULL); |
42838059 JM |
1161 | eloop_register_timeout(ping_interval, 0, hostapd_cli_ping, NULL, NULL); |
1162 | ||
1163 | eloop_run(); | |
1164 | ||
1165 | edit_deinit(NULL, NULL); | |
1166 | eloop_cancel_timeout(hostapd_cli_ping, NULL, NULL); | |
1167 | } | |
1168 | ||
1169 | ||
1170 | static void hostapd_cli_cleanup(void) | |
1171 | { | |
1172 | hostapd_cli_close_connection(); | |
1173 | if (pid_file) | |
1174 | os_daemonize_terminate(pid_file); | |
1175 | ||
1176 | os_program_deinit(); | |
6fc6879b JM |
1177 | } |
1178 | ||
1179 | ||
bae92174 GD |
1180 | static void hostapd_cli_action(struct wpa_ctrl *ctrl) |
1181 | { | |
1182 | fd_set rfds; | |
1183 | int fd, res; | |
1184 | struct timeval tv; | |
1185 | char buf[256]; | |
1186 | size_t len; | |
1187 | ||
1188 | fd = wpa_ctrl_get_fd(ctrl); | |
1189 | ||
1190 | while (!hostapd_cli_quit) { | |
1191 | FD_ZERO(&rfds); | |
1192 | FD_SET(fd, &rfds); | |
1193 | tv.tv_sec = ping_interval; | |
1194 | tv.tv_usec = 0; | |
1195 | res = select(fd + 1, &rfds, NULL, NULL, &tv); | |
1196 | if (res < 0 && errno != EINTR) { | |
1197 | perror("select"); | |
1198 | break; | |
1199 | } | |
1200 | ||
1201 | if (FD_ISSET(fd, &rfds)) | |
1202 | hostapd_cli_recv_pending(ctrl, 0, 1); | |
1203 | else { | |
1204 | len = sizeof(buf) - 1; | |
1205 | if (wpa_ctrl_request(ctrl, "PING", 4, buf, &len, | |
1206 | hostapd_cli_action_process) < 0 || | |
1207 | len < 4 || os_memcmp(buf, "PONG", 4) != 0) { | |
1208 | printf("hostapd did not reply to PING " | |
1209 | "command - exiting\n"); | |
1210 | break; | |
1211 | } | |
1212 | } | |
1213 | } | |
1214 | } | |
1215 | ||
1216 | ||
6fc6879b JM |
1217 | int main(int argc, char *argv[]) |
1218 | { | |
6fc6879b JM |
1219 | int warning_displayed = 0; |
1220 | int c; | |
bae92174 | 1221 | int daemonize = 0; |
6fc6879b | 1222 | |
3433ed8c JM |
1223 | if (os_program_init()) |
1224 | return -1; | |
1225 | ||
6fc6879b | 1226 | for (;;) { |
bae92174 | 1227 | c = getopt(argc, argv, "a:BhG:i:p:v"); |
6fc6879b JM |
1228 | if (c < 0) |
1229 | break; | |
1230 | switch (c) { | |
bae92174 GD |
1231 | case 'a': |
1232 | action_file = optarg; | |
1233 | break; | |
1234 | case 'B': | |
1235 | daemonize = 1; | |
1236 | break; | |
1cc84c1c JM |
1237 | case 'G': |
1238 | ping_interval = atoi(optarg); | |
1239 | break; | |
6fc6879b JM |
1240 | case 'h': |
1241 | usage(); | |
1242 | return 0; | |
1243 | case 'v': | |
1244 | printf("%s\n", hostapd_cli_version); | |
1245 | return 0; | |
1246 | case 'i': | |
b242d398 JM |
1247 | os_free(ctrl_ifname); |
1248 | ctrl_ifname = os_strdup(optarg); | |
6fc6879b JM |
1249 | break; |
1250 | case 'p': | |
1251 | ctrl_iface_dir = optarg; | |
1252 | break; | |
1253 | default: | |
1254 | usage(); | |
1255 | return -1; | |
1256 | } | |
1257 | } | |
1258 | ||
bae92174 | 1259 | interactive = (argc == optind) && (action_file == NULL); |
6fc6879b JM |
1260 | |
1261 | if (interactive) { | |
1262 | printf("%s\n\n%s\n\n", hostapd_cli_version, | |
1263 | hostapd_cli_license); | |
1264 | } | |
1265 | ||
42838059 JM |
1266 | if (eloop_init()) |
1267 | return -1; | |
1268 | ||
6fc6879b JM |
1269 | for (;;) { |
1270 | if (ctrl_ifname == NULL) { | |
1271 | struct dirent *dent; | |
1272 | DIR *dir = opendir(ctrl_iface_dir); | |
1273 | if (dir) { | |
1274 | while ((dent = readdir(dir))) { | |
b242d398 JM |
1275 | if (os_strcmp(dent->d_name, ".") == 0 |
1276 | || | |
1277 | os_strcmp(dent->d_name, "..") == 0) | |
6fc6879b JM |
1278 | continue; |
1279 | printf("Selected interface '%s'\n", | |
1280 | dent->d_name); | |
b242d398 | 1281 | ctrl_ifname = os_strdup(dent->d_name); |
6fc6879b JM |
1282 | break; |
1283 | } | |
1284 | closedir(dir); | |
1285 | } | |
1286 | } | |
1287 | ctrl_conn = hostapd_cli_open_connection(ctrl_ifname); | |
1288 | if (ctrl_conn) { | |
1289 | if (warning_displayed) | |
1290 | printf("Connection established.\n"); | |
1291 | break; | |
1292 | } | |
1293 | ||
1294 | if (!interactive) { | |
1295 | perror("Failed to connect to hostapd - " | |
1296 | "wpa_ctrl_open"); | |
1297 | return -1; | |
1298 | } | |
1299 | ||
1300 | if (!warning_displayed) { | |
1301 | printf("Could not connect to hostapd - re-trying\n"); | |
1302 | warning_displayed = 1; | |
1303 | } | |
b242d398 | 1304 | os_sleep(1, 0); |
6fc6879b JM |
1305 | continue; |
1306 | } | |
1307 | ||
bae92174 | 1308 | if (interactive || action_file) { |
6fc6879b JM |
1309 | if (wpa_ctrl_attach(ctrl_conn) == 0) { |
1310 | hostapd_cli_attached = 1; | |
1311 | } else { | |
1312 | printf("Warning: Failed to attach to hostapd.\n"); | |
bae92174 GD |
1313 | if (action_file) |
1314 | return -1; | |
6fc6879b | 1315 | } |
bae92174 GD |
1316 | } |
1317 | ||
1318 | if (daemonize && os_daemonize(pid_file)) | |
1319 | return -1; | |
1320 | ||
1321 | if (interactive) | |
6fc6879b | 1322 | hostapd_cli_interactive(); |
bae92174 GD |
1323 | else if (action_file) |
1324 | hostapd_cli_action(ctrl_conn); | |
1325 | else | |
6fc6879b JM |
1326 | wpa_request(ctrl_conn, argc - optind, &argv[optind]); |
1327 | ||
bae92174 | 1328 | os_free(ctrl_ifname); |
42838059 | 1329 | eloop_destroy(); |
bae92174 | 1330 | hostapd_cli_cleanup(); |
6fc6879b JM |
1331 | return 0; |
1332 | } |