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Commit | Line | Data |
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5c333467 JM |
1 | /* |
2 | * hostapd / main() | |
9e074973 | 3 | * Copyright (c) 2002-2011, Jouni Malinen <j@w1.fi> |
5c333467 | 4 | * |
0f3d578e JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
5c333467 JM |
7 | */ |
8 | ||
6226e38d | 9 | #include "utils/includes.h" |
5c333467 JM |
10 | #ifndef CONFIG_NATIVE_WINDOWS |
11 | #include <syslog.h> | |
187f87f0 | 12 | #include <grp.h> |
5c333467 JM |
13 | #endif /* CONFIG_NATIVE_WINDOWS */ |
14 | ||
6226e38d JM |
15 | #include "utils/common.h" |
16 | #include "utils/eloop.h" | |
b0d18bc2 | 17 | #include "utils/uuid.h" |
d47fa330 | 18 | #include "crypto/random.h" |
03da66bd | 19 | #include "crypto/tls.h" |
90973fb2 | 20 | #include "common/version.h" |
e5f2b59c | 21 | #include "drivers/driver.h" |
5c333467 JM |
22 | #include "eap_server/eap.h" |
23 | #include "eap_server/tncs.h" | |
1057d78e | 24 | #include "ap/hostapd.h" |
6226e38d | 25 | #include "ap/ap_config.h" |
9d23cff5 | 26 | #include "ap/ap_drv_ops.h" |
41d719d6 | 27 | #include "config_file.h" |
a4f21109 | 28 | #include "eap_register.h" |
70db2ab3 | 29 | #include "ctrl_iface.h" |
5c333467 JM |
30 | |
31 | ||
4b24282a JM |
32 | struct hapd_global { |
33 | void **drv_priv; | |
34 | size_t drv_count; | |
35 | }; | |
36 | ||
37 | static struct hapd_global global; | |
38 | ||
5c333467 | 39 | |
5c333467 JM |
40 | #ifndef CONFIG_NO_HOSTAPD_LOGGER |
41 | static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module, | |
42 | int level, const char *txt, size_t len) | |
43 | { | |
44 | struct hostapd_data *hapd = ctx; | |
45 | char *format, *module_str; | |
46 | int maxlen; | |
47 | int conf_syslog_level, conf_stdout_level; | |
48 | unsigned int conf_syslog, conf_stdout; | |
49 | ||
50 | maxlen = len + 100; | |
51 | format = os_malloc(maxlen); | |
52 | if (!format) | |
53 | return; | |
54 | ||
55 | if (hapd && hapd->conf) { | |
56 | conf_syslog_level = hapd->conf->logger_syslog_level; | |
57 | conf_stdout_level = hapd->conf->logger_stdout_level; | |
58 | conf_syslog = hapd->conf->logger_syslog; | |
59 | conf_stdout = hapd->conf->logger_stdout; | |
60 | } else { | |
61 | conf_syslog_level = conf_stdout_level = 0; | |
62 | conf_syslog = conf_stdout = (unsigned int) -1; | |
63 | } | |
64 | ||
65 | switch (module) { | |
66 | case HOSTAPD_MODULE_IEEE80211: | |
67 | module_str = "IEEE 802.11"; | |
68 | break; | |
69 | case HOSTAPD_MODULE_IEEE8021X: | |
70 | module_str = "IEEE 802.1X"; | |
71 | break; | |
72 | case HOSTAPD_MODULE_RADIUS: | |
73 | module_str = "RADIUS"; | |
74 | break; | |
75 | case HOSTAPD_MODULE_WPA: | |
76 | module_str = "WPA"; | |
77 | break; | |
78 | case HOSTAPD_MODULE_DRIVER: | |
79 | module_str = "DRIVER"; | |
80 | break; | |
81 | case HOSTAPD_MODULE_IAPP: | |
82 | module_str = "IAPP"; | |
83 | break; | |
84 | case HOSTAPD_MODULE_MLME: | |
85 | module_str = "MLME"; | |
86 | break; | |
87 | default: | |
88 | module_str = NULL; | |
89 | break; | |
90 | } | |
91 | ||
92 | if (hapd && hapd->conf && addr) | |
93 | os_snprintf(format, maxlen, "%s: STA " MACSTR "%s%s: %s", | |
94 | hapd->conf->iface, MAC2STR(addr), | |
1e2ffc60 EL |
95 | module_str ? " " : "", module_str ? module_str : "", |
96 | txt); | |
5c333467 JM |
97 | else if (hapd && hapd->conf) |
98 | os_snprintf(format, maxlen, "%s:%s%s %s", | |
99 | hapd->conf->iface, module_str ? " " : "", | |
db9418bb | 100 | module_str ? module_str : "", txt); |
5c333467 JM |
101 | else if (addr) |
102 | os_snprintf(format, maxlen, "STA " MACSTR "%s%s: %s", | |
103 | MAC2STR(addr), module_str ? " " : "", | |
db9418bb | 104 | module_str ? module_str : "", txt); |
5c333467 JM |
105 | else |
106 | os_snprintf(format, maxlen, "%s%s%s", | |
db9418bb SG |
107 | module_str ? module_str : "", |
108 | module_str ? ": " : "", txt); | |
5c333467 JM |
109 | |
110 | if ((conf_stdout & module) && level >= conf_stdout_level) { | |
111 | wpa_debug_print_timestamp(); | |
b253e6ff | 112 | wpa_printf(MSG_INFO, "%s", format); |
5c333467 JM |
113 | } |
114 | ||
115 | #ifndef CONFIG_NATIVE_WINDOWS | |
116 | if ((conf_syslog & module) && level >= conf_syslog_level) { | |
117 | int priority; | |
118 | switch (level) { | |
119 | case HOSTAPD_LEVEL_DEBUG_VERBOSE: | |
120 | case HOSTAPD_LEVEL_DEBUG: | |
121 | priority = LOG_DEBUG; | |
122 | break; | |
123 | case HOSTAPD_LEVEL_INFO: | |
124 | priority = LOG_INFO; | |
125 | break; | |
126 | case HOSTAPD_LEVEL_NOTICE: | |
127 | priority = LOG_NOTICE; | |
128 | break; | |
129 | case HOSTAPD_LEVEL_WARNING: | |
130 | priority = LOG_WARNING; | |
131 | break; | |
132 | default: | |
133 | priority = LOG_INFO; | |
134 | break; | |
135 | } | |
136 | syslog(priority, "%s", format); | |
137 | } | |
138 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
139 | ||
140 | os_free(format); | |
141 | } | |
142 | #endif /* CONFIG_NO_HOSTAPD_LOGGER */ | |
143 | ||
144 | ||
0dfd2c61 JM |
145 | /** |
146 | * hostapd_driver_init - Preparate driver interface | |
147 | */ | |
e5f2b59c JM |
148 | static int hostapd_driver_init(struct hostapd_iface *iface) |
149 | { | |
150 | struct wpa_init_params params; | |
151 | size_t i; | |
152 | struct hostapd_data *hapd = iface->bss[0]; | |
153 | struct hostapd_bss_config *conf = hapd->conf; | |
154 | u8 *b = conf->bssid; | |
2fee890a | 155 | struct wpa_driver_capa capa; |
e5f2b59c JM |
156 | |
157 | if (hapd->driver == NULL || hapd->driver->hapd_init == NULL) { | |
158 | wpa_printf(MSG_ERROR, "No hostapd driver wrapper available"); | |
159 | return -1; | |
160 | } | |
161 | ||
162 | /* Initialize the driver interface */ | |
163 | if (!(b[0] | b[1] | b[2] | b[3] | b[4] | b[5])) | |
164 | b = NULL; | |
165 | ||
166 | os_memset(¶ms, 0, sizeof(params)); | |
4b24282a | 167 | for (i = 0; wpa_drivers[i]; i++) { |
7756114f JM |
168 | if (wpa_drivers[i] != hapd->driver) |
169 | continue; | |
170 | ||
171 | if (global.drv_priv[i] == NULL && | |
172 | wpa_drivers[i]->global_init) { | |
173 | global.drv_priv[i] = wpa_drivers[i]->global_init(); | |
174 | if (global.drv_priv[i] == NULL) { | |
175 | wpa_printf(MSG_ERROR, "Failed to initialize " | |
176 | "driver '%s'", | |
177 | wpa_drivers[i]->name); | |
178 | return -1; | |
179 | } | |
4b24282a | 180 | } |
7756114f JM |
181 | |
182 | params.global_priv = global.drv_priv[i]; | |
183 | break; | |
4b24282a | 184 | } |
e5f2b59c JM |
185 | params.bssid = b; |
186 | params.ifname = hapd->conf->iface; | |
0ecff8d7 | 187 | params.driver_params = hapd->iconf->driver_params; |
e5f2b59c JM |
188 | params.use_pae_group_addr = hapd->conf->use_pae_group_addr; |
189 | ||
190 | params.num_bridge = hapd->iface->num_bss; | |
f9884c09 | 191 | params.bridge = os_calloc(hapd->iface->num_bss, sizeof(char *)); |
e5f2b59c JM |
192 | if (params.bridge == NULL) |
193 | return -1; | |
194 | for (i = 0; i < hapd->iface->num_bss; i++) { | |
195 | struct hostapd_data *bss = hapd->iface->bss[i]; | |
196 | if (bss->conf->bridge[0]) | |
197 | params.bridge[i] = bss->conf->bridge; | |
198 | } | |
199 | ||
200 | params.own_addr = hapd->own_addr; | |
201 | ||
202 | hapd->drv_priv = hapd->driver->hapd_init(hapd, ¶ms); | |
203 | os_free(params.bridge); | |
204 | if (hapd->drv_priv == NULL) { | |
205 | wpa_printf(MSG_ERROR, "%s driver initialization failed.", | |
206 | hapd->driver->name); | |
207 | hapd->driver = NULL; | |
208 | return -1; | |
209 | } | |
210 | ||
2fee890a | 211 | if (hapd->driver->get_capa && |
4f73d88a | 212 | hapd->driver->get_capa(hapd->drv_priv, &capa) == 0) { |
88cb27c7 DS |
213 | struct wowlan_triggers *triggs; |
214 | ||
2fee890a | 215 | iface->drv_flags = capa.flags; |
04ee647d | 216 | iface->smps_modes = capa.smps_modes; |
4f73d88a | 217 | iface->probe_resp_offloads = capa.probe_resp_offloads; |
8cd6b7bc JB |
218 | iface->extended_capa = capa.extended_capa; |
219 | iface->extended_capa_mask = capa.extended_capa_mask; | |
220 | iface->extended_capa_len = capa.extended_capa_len; | |
3cb953e4 | 221 | iface->drv_max_acl_mac_addrs = capa.max_acl_mac_addrs; |
88cb27c7 DS |
222 | |
223 | triggs = wpa_get_wowlan_triggers(conf->wowlan_triggers, &capa); | |
224 | if (triggs && hapd->driver->set_wowlan) { | |
225 | if (hapd->driver->set_wowlan(hapd->drv_priv, triggs)) | |
226 | wpa_printf(MSG_ERROR, "set_wowlan failed"); | |
227 | } | |
228 | os_free(triggs); | |
4f73d88a | 229 | } |
2fee890a | 230 | |
e5f2b59c JM |
231 | return 0; |
232 | } | |
233 | ||
234 | ||
0dfd2c61 JM |
235 | /** |
236 | * hostapd_interface_init - Read configuration file and init BSS data | |
237 | * | |
238 | * This function is used to parse configuration file for a full interface (one | |
239 | * or more BSSes sharing the same radio) and allocate memory for the BSS | |
240 | * interfaces. No actiual driver operations are started. | |
241 | */ | |
9969e5a4 JM |
242 | static struct hostapd_iface * |
243 | hostapd_interface_init(struct hapd_interfaces *interfaces, | |
244 | const char *config_fname, int debug) | |
5c333467 JM |
245 | { |
246 | struct hostapd_iface *iface; | |
247 | int k; | |
248 | ||
249 | wpa_printf(MSG_ERROR, "Configuration file: %s", config_fname); | |
66936c6a | 250 | iface = hostapd_init(interfaces, config_fname); |
5c333467 JM |
251 | if (!iface) |
252 | return NULL; | |
9969e5a4 | 253 | iface->interfaces = interfaces; |
5c333467 JM |
254 | |
255 | for (k = 0; k < debug; k++) { | |
256 | if (iface->bss[0]->conf->logger_stdout_level > 0) | |
257 | iface->bss[0]->conf->logger_stdout_level--; | |
258 | } | |
259 | ||
ebd79f07 | 260 | if (iface->conf->bss[0]->iface[0] == '\0' && |
61d2ce21 JM |
261 | !hostapd_drv_none(iface->bss[0])) { |
262 | wpa_printf(MSG_ERROR, "Interface name not specified in %s", | |
263 | config_fname); | |
264 | hostapd_interface_deinit_free(iface); | |
265 | return NULL; | |
266 | } | |
267 | ||
5c333467 JM |
268 | return iface; |
269 | } | |
270 | ||
271 | ||
272 | /** | |
273 | * handle_term - SIGINT and SIGTERM handler to terminate hostapd process | |
274 | */ | |
0456ea16 | 275 | static void handle_term(int sig, void *signal_ctx) |
5c333467 JM |
276 | { |
277 | wpa_printf(MSG_DEBUG, "Signal %d received - terminating", sig); | |
278 | eloop_terminate(); | |
279 | } | |
280 | ||
281 | ||
282 | #ifndef CONFIG_NATIVE_WINDOWS | |
a4f21109 JM |
283 | |
284 | static int handle_reload_iface(struct hostapd_iface *iface, void *ctx) | |
285 | { | |
286 | if (hostapd_reload_config(iface) < 0) { | |
287 | wpa_printf(MSG_WARNING, "Failed to read new configuration " | |
288 | "file - continuing with old."); | |
289 | } | |
290 | return 0; | |
291 | } | |
292 | ||
293 | ||
5c333467 JM |
294 | /** |
295 | * handle_reload - SIGHUP handler to reload configuration | |
296 | */ | |
0456ea16 | 297 | static void handle_reload(int sig, void *signal_ctx) |
5c333467 | 298 | { |
0456ea16 | 299 | struct hapd_interfaces *interfaces = signal_ctx; |
5c333467 JM |
300 | wpa_printf(MSG_DEBUG, "Signal %d received - reloading configuration", |
301 | sig); | |
9969e5a4 | 302 | hostapd_for_each_interface(interfaces, handle_reload_iface, NULL); |
5c333467 JM |
303 | } |
304 | ||
305 | ||
0456ea16 | 306 | static void handle_dump_state(int sig, void *signal_ctx) |
5c333467 | 307 | { |
a1a31b6c | 308 | /* Not used anymore - ignore signal */ |
5c333467 JM |
309 | } |
310 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
311 | ||
312 | ||
38e24575 JM |
313 | static int hostapd_global_init(struct hapd_interfaces *interfaces, |
314 | const char *entropy_file) | |
5c333467 | 315 | { |
4b24282a JM |
316 | int i; |
317 | ||
318 | os_memset(&global, 0, sizeof(global)); | |
319 | ||
5c333467 JM |
320 | hostapd_logger_register_cb(hostapd_logger_cb); |
321 | ||
322 | if (eap_server_register_methods()) { | |
323 | wpa_printf(MSG_ERROR, "Failed to register EAP methods"); | |
324 | return -1; | |
325 | } | |
326 | ||
0456ea16 | 327 | if (eloop_init()) { |
5c333467 JM |
328 | wpa_printf(MSG_ERROR, "Failed to initialize event loop"); |
329 | return -1; | |
330 | } | |
331 | ||
38e24575 | 332 | random_init(entropy_file); |
d47fa330 | 333 | |
5c333467 | 334 | #ifndef CONFIG_NATIVE_WINDOWS |
0456ea16 JM |
335 | eloop_register_signal(SIGHUP, handle_reload, interfaces); |
336 | eloop_register_signal(SIGUSR1, handle_dump_state, interfaces); | |
5c333467 | 337 | #endif /* CONFIG_NATIVE_WINDOWS */ |
0456ea16 | 338 | eloop_register_signal_terminate(handle_term, interfaces); |
5c333467 JM |
339 | |
340 | #ifndef CONFIG_NATIVE_WINDOWS | |
341 | openlog("hostapd", 0, LOG_DAEMON); | |
342 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
343 | ||
4b24282a JM |
344 | for (i = 0; wpa_drivers[i]; i++) |
345 | global.drv_count++; | |
346 | if (global.drv_count == 0) { | |
347 | wpa_printf(MSG_ERROR, "No drivers enabled"); | |
348 | return -1; | |
349 | } | |
f9884c09 | 350 | global.drv_priv = os_calloc(global.drv_count, sizeof(void *)); |
4b24282a JM |
351 | if (global.drv_priv == NULL) |
352 | return -1; | |
4b24282a | 353 | |
5c333467 JM |
354 | return 0; |
355 | } | |
356 | ||
357 | ||
358 | static void hostapd_global_deinit(const char *pid_file) | |
359 | { | |
4b24282a JM |
360 | int i; |
361 | ||
362 | for (i = 0; wpa_drivers[i] && global.drv_priv; i++) { | |
363 | if (!global.drv_priv[i]) | |
364 | continue; | |
365 | wpa_drivers[i]->global_deinit(global.drv_priv[i]); | |
366 | } | |
367 | os_free(global.drv_priv); | |
368 | global.drv_priv = NULL; | |
369 | ||
5c333467 JM |
370 | #ifdef EAP_SERVER_TNC |
371 | tncs_global_deinit(); | |
372 | #endif /* EAP_SERVER_TNC */ | |
373 | ||
d47fa330 JM |
374 | random_deinit(); |
375 | ||
5c333467 JM |
376 | eloop_destroy(); |
377 | ||
378 | #ifndef CONFIG_NATIVE_WINDOWS | |
379 | closelog(); | |
380 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
381 | ||
382 | eap_server_unregister_methods(); | |
383 | ||
384 | os_daemonize_terminate(pid_file); | |
385 | } | |
386 | ||
387 | ||
388 | static int hostapd_global_run(struct hapd_interfaces *ifaces, int daemonize, | |
389 | const char *pid_file) | |
390 | { | |
391 | #ifdef EAP_SERVER_TNC | |
392 | int tnc = 0; | |
393 | size_t i, k; | |
394 | ||
395 | for (i = 0; !tnc && i < ifaces->count; i++) { | |
396 | for (k = 0; k < ifaces->iface[i]->num_bss; k++) { | |
397 | if (ifaces->iface[i]->bss[0]->conf->tnc) { | |
398 | tnc++; | |
399 | break; | |
400 | } | |
401 | } | |
402 | } | |
403 | ||
404 | if (tnc && tncs_global_init() < 0) { | |
405 | wpa_printf(MSG_ERROR, "Failed to initialize TNCS"); | |
406 | return -1; | |
407 | } | |
408 | #endif /* EAP_SERVER_TNC */ | |
409 | ||
410 | if (daemonize && os_daemonize(pid_file)) { | |
411 | perror("daemon"); | |
412 | return -1; | |
413 | } | |
414 | ||
415 | eloop_run(); | |
416 | ||
417 | return 0; | |
418 | } | |
419 | ||
420 | ||
421 | static void show_version(void) | |
422 | { | |
423 | fprintf(stderr, | |
424 | "hostapd v" VERSION_STR "\n" | |
425 | "User space daemon for IEEE 802.11 AP management,\n" | |
426 | "IEEE 802.1X/WPA/WPA2/EAP/RADIUS Authenticator\n" | |
090b8e3d | 427 | "Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi> " |
5c333467 JM |
428 | "and contributors\n"); |
429 | } | |
430 | ||
431 | ||
432 | static void usage(void) | |
433 | { | |
434 | show_version(); | |
435 | fprintf(stderr, | |
436 | "\n" | |
38e24575 | 437 | "usage: hostapd [-hdBKtv] [-P <PID file>] [-e <entropy file>] " |
c90fd485 | 438 | "\\\n" |
187f87f0 JM |
439 | " [-g <global ctrl_iface>] [-G <group>] \\\n" |
440 | " <configuration file(s)>\n" | |
5c333467 JM |
441 | "\n" |
442 | "options:\n" | |
443 | " -h show this usage\n" | |
444 | " -d show more debug messages (-dd for even more)\n" | |
445 | " -B run daemon in the background\n" | |
38e24575 | 446 | " -e entropy file\n" |
c90fd485 | 447 | " -g global control interface path\n" |
187f87f0 | 448 | " -G group for control interfaces\n" |
5c333467 JM |
449 | " -P PID file\n" |
450 | " -K include key data in debug messages\n" | |
b41a47c0 BG |
451 | #ifdef CONFIG_DEBUG_FILE |
452 | " -f log output to debug file instead of stdout\n" | |
453 | #endif /* CONFIG_DEBUG_FILE */ | |
0648c3b8 JB |
454 | #ifdef CONFIG_DEBUG_LINUX_TRACING |
455 | " -T = record to Linux tracing in addition to logging\n" | |
456 | " (records all messages regardless of debug verbosity)\n" | |
457 | #endif /* CONFIG_DEBUG_LINUX_TRACING */ | |
5c333467 JM |
458 | " -t include timestamps in some debug messages\n" |
459 | " -v show hostapd version\n"); | |
460 | ||
461 | exit(1); | |
462 | } | |
463 | ||
464 | ||
379ff7b9 BG |
465 | static const char * hostapd_msg_ifname_cb(void *ctx) |
466 | { | |
467 | struct hostapd_data *hapd = ctx; | |
ebd79f07 JM |
468 | if (hapd && hapd->iconf && hapd->iconf->bss && |
469 | hapd->iconf->num_bss > 0 && hapd->iconf->bss[0]) | |
470 | return hapd->iconf->bss[0]->iface; | |
379ff7b9 BG |
471 | return NULL; |
472 | } | |
473 | ||
474 | ||
c90fd485 SP |
475 | static int hostapd_get_global_ctrl_iface(struct hapd_interfaces *interfaces, |
476 | const char *path) | |
477 | { | |
478 | char *pos; | |
479 | os_free(interfaces->global_iface_path); | |
480 | interfaces->global_iface_path = os_strdup(path); | |
481 | if (interfaces->global_iface_path == NULL) | |
482 | return -1; | |
483 | pos = os_strrchr(interfaces->global_iface_path, '/'); | |
484 | if (pos == NULL) { | |
cd61936a JM |
485 | wpa_printf(MSG_ERROR, "No '/' in the global control interface " |
486 | "file"); | |
c90fd485 SP |
487 | os_free(interfaces->global_iface_path); |
488 | interfaces->global_iface_path = NULL; | |
489 | return -1; | |
490 | } | |
491 | ||
492 | *pos = '\0'; | |
493 | interfaces->global_iface_name = pos + 1; | |
494 | ||
495 | return 0; | |
496 | } | |
497 | ||
498 | ||
187f87f0 JM |
499 | static int hostapd_get_ctrl_iface_group(struct hapd_interfaces *interfaces, |
500 | const char *group) | |
501 | { | |
502 | #ifndef CONFIG_NATIVE_WINDOWS | |
503 | struct group *grp; | |
504 | grp = getgrnam(group); | |
505 | if (grp == NULL) { | |
506 | wpa_printf(MSG_ERROR, "Unknown group '%s'", group); | |
507 | return -1; | |
508 | } | |
509 | interfaces->ctrl_iface_group = grp->gr_gid; | |
510 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
511 | return 0; | |
512 | } | |
513 | ||
514 | ||
b0d18bc2 JM |
515 | #ifdef CONFIG_WPS |
516 | static int gen_uuid(const char *txt_addr) | |
517 | { | |
518 | u8 addr[ETH_ALEN]; | |
519 | u8 uuid[UUID_LEN]; | |
520 | char buf[100]; | |
521 | ||
522 | if (hwaddr_aton(txt_addr, addr) < 0) | |
523 | return -1; | |
524 | ||
525 | uuid_gen_mac_addr(addr, uuid); | |
526 | if (uuid_bin2str(uuid, buf, sizeof(buf)) < 0) | |
527 | return -1; | |
528 | ||
529 | printf("%s\n", buf); | |
530 | ||
531 | return 0; | |
532 | } | |
533 | #endif /* CONFIG_WPS */ | |
534 | ||
535 | ||
5c333467 JM |
536 | int main(int argc, char *argv[]) |
537 | { | |
538 | struct hapd_interfaces interfaces; | |
539 | int ret = 1; | |
5afaa067 | 540 | size_t i, j; |
5c333467 | 541 | int c, debug = 0, daemonize = 0; |
cedf9473 | 542 | char *pid_file = NULL; |
b41a47c0 | 543 | const char *log_file = NULL; |
38e24575 | 544 | const char *entropy_file = NULL; |
5afaa067 JM |
545 | char **bss_config = NULL, **tmp_bss; |
546 | size_t num_bss_configs = 0; | |
0648c3b8 JB |
547 | #ifdef CONFIG_DEBUG_LINUX_TRACING |
548 | int enable_trace_dbg = 0; | |
549 | #endif /* CONFIG_DEBUG_LINUX_TRACING */ | |
5c333467 | 550 | |
80d77c31 JM |
551 | if (os_program_init()) |
552 | return -1; | |
553 | ||
3776ac73 JM |
554 | os_memset(&interfaces, 0, sizeof(interfaces)); |
555 | interfaces.reload_config = hostapd_reload_config; | |
556 | interfaces.config_read_cb = hostapd_config_read; | |
557 | interfaces.for_each_interface = hostapd_for_each_interface; | |
558 | interfaces.ctrl_iface_init = hostapd_ctrl_iface_init; | |
559 | interfaces.ctrl_iface_deinit = hostapd_ctrl_iface_deinit; | |
75545652 | 560 | interfaces.driver_init = hostapd_driver_init; |
c90fd485 SP |
561 | interfaces.global_iface_path = NULL; |
562 | interfaces.global_iface_name = NULL; | |
563 | interfaces.global_ctrl_sock = -1; | |
3776ac73 | 564 | |
5c333467 | 565 | for (;;) { |
b0d18bc2 | 566 | c = getopt(argc, argv, "b:Bde:f:hKP:Ttu:vg:G:"); |
5c333467 JM |
567 | if (c < 0) |
568 | break; | |
569 | switch (c) { | |
570 | case 'h': | |
571 | usage(); | |
572 | break; | |
573 | case 'd': | |
574 | debug++; | |
575 | if (wpa_debug_level > 0) | |
576 | wpa_debug_level--; | |
577 | break; | |
578 | case 'B': | |
579 | daemonize++; | |
580 | break; | |
38e24575 JM |
581 | case 'e': |
582 | entropy_file = optarg; | |
583 | break; | |
b41a47c0 BG |
584 | case 'f': |
585 | log_file = optarg; | |
586 | break; | |
5c333467 JM |
587 | case 'K': |
588 | wpa_debug_show_keys++; | |
589 | break; | |
590 | case 'P': | |
cedf9473 JM |
591 | os_free(pid_file); |
592 | pid_file = os_rel2abs_path(optarg); | |
5c333467 JM |
593 | break; |
594 | case 't': | |
595 | wpa_debug_timestamp++; | |
596 | break; | |
0648c3b8 JB |
597 | #ifdef CONFIG_DEBUG_LINUX_TRACING |
598 | case 'T': | |
599 | enable_trace_dbg = 1; | |
600 | break; | |
601 | #endif /* CONFIG_DEBUG_LINUX_TRACING */ | |
5c333467 JM |
602 | case 'v': |
603 | show_version(); | |
604 | exit(1); | |
605 | break; | |
c90fd485 | 606 | case 'g': |
cd61936a JM |
607 | if (hostapd_get_global_ctrl_iface(&interfaces, optarg)) |
608 | return -1; | |
c90fd485 | 609 | break; |
187f87f0 | 610 | case 'G': |
cd61936a JM |
611 | if (hostapd_get_ctrl_iface_group(&interfaces, optarg)) |
612 | return -1; | |
187f87f0 | 613 | break; |
5afaa067 JM |
614 | case 'b': |
615 | tmp_bss = os_realloc_array(bss_config, | |
616 | num_bss_configs + 1, | |
617 | sizeof(char *)); | |
618 | if (tmp_bss == NULL) | |
619 | goto out; | |
620 | bss_config = tmp_bss; | |
621 | bss_config[num_bss_configs++] = optarg; | |
622 | break; | |
b0d18bc2 JM |
623 | #ifdef CONFIG_WPS |
624 | case 'u': | |
625 | return gen_uuid(optarg); | |
626 | #endif /* CONFIG_WPS */ | |
5c333467 JM |
627 | default: |
628 | usage(); | |
629 | break; | |
630 | } | |
631 | } | |
632 | ||
5afaa067 JM |
633 | if (optind == argc && interfaces.global_iface_path == NULL && |
634 | num_bss_configs == 0) | |
5c333467 JM |
635 | usage(); |
636 | ||
379ff7b9 BG |
637 | wpa_msg_register_ifname_cb(hostapd_msg_ifname_cb); |
638 | ||
b41a47c0 BG |
639 | if (log_file) |
640 | wpa_debug_open_file(log_file); | |
0648c3b8 JB |
641 | #ifdef CONFIG_DEBUG_LINUX_TRACING |
642 | if (enable_trace_dbg) { | |
643 | int tret = wpa_debug_open_linux_tracing(); | |
644 | if (tret) { | |
645 | wpa_printf(MSG_ERROR, "Failed to enable trace logging"); | |
646 | return -1; | |
647 | } | |
648 | } | |
649 | #endif /* CONFIG_DEBUG_LINUX_TRACING */ | |
b41a47c0 | 650 | |
5c333467 | 651 | interfaces.count = argc - optind; |
5afaa067 JM |
652 | if (interfaces.count || num_bss_configs) { |
653 | interfaces.iface = os_calloc(interfaces.count + num_bss_configs, | |
268a499c SP |
654 | sizeof(struct hostapd_iface *)); |
655 | if (interfaces.iface == NULL) { | |
656 | wpa_printf(MSG_ERROR, "malloc failed"); | |
657 | return -1; | |
658 | } | |
5c333467 JM |
659 | } |
660 | ||
ee28f088 JM |
661 | if (hostapd_global_init(&interfaces, entropy_file)) { |
662 | wpa_printf(MSG_ERROR, "Failed to initilize global context"); | |
5c333467 | 663 | return -1; |
ee28f088 | 664 | } |
5c333467 | 665 | |
0dfd2c61 | 666 | /* Allocate and parse configuration for full interface files */ |
5c333467 | 667 | for (i = 0; i < interfaces.count; i++) { |
9969e5a4 JM |
668 | interfaces.iface[i] = hostapd_interface_init(&interfaces, |
669 | argv[optind + i], | |
5c333467 | 670 | debug); |
ee28f088 JM |
671 | if (!interfaces.iface[i]) { |
672 | wpa_printf(MSG_ERROR, "Failed to initialize interface"); | |
5c333467 | 673 | goto out; |
ee28f088 | 674 | } |
5c333467 JM |
675 | } |
676 | ||
0dfd2c61 | 677 | /* Allocate and parse configuration for per-BSS files */ |
5afaa067 JM |
678 | for (i = 0; i < num_bss_configs; i++) { |
679 | struct hostapd_iface *iface; | |
680 | char *fname; | |
681 | ||
682 | wpa_printf(MSG_INFO, "BSS config: %s", bss_config[i]); | |
683 | fname = os_strchr(bss_config[i], ':'); | |
684 | if (fname == NULL) { | |
685 | wpa_printf(MSG_ERROR, | |
686 | "Invalid BSS config identifier '%s'", | |
687 | bss_config[i]); | |
688 | goto out; | |
689 | } | |
690 | *fname++ = '\0'; | |
691 | iface = hostapd_interface_init_bss(&interfaces, bss_config[i], | |
692 | fname, debug); | |
693 | if (iface == NULL) | |
694 | goto out; | |
695 | for (j = 0; j < interfaces.count; j++) { | |
696 | if (interfaces.iface[j] == iface) | |
697 | break; | |
698 | } | |
699 | if (j == interfaces.count) { | |
700 | struct hostapd_iface **tmp; | |
701 | tmp = os_realloc_array(interfaces.iface, | |
702 | interfaces.count + 1, | |
703 | sizeof(struct hostapd_iface *)); | |
704 | if (tmp == NULL) { | |
705 | hostapd_interface_deinit_free(iface); | |
706 | goto out; | |
707 | } | |
708 | interfaces.iface = tmp; | |
709 | interfaces.iface[interfaces.count++] = iface; | |
710 | } | |
711 | } | |
712 | ||
0dfd2c61 JM |
713 | /* |
714 | * Enable configured interfaces. Depending on channel configuration, | |
715 | * this may complete full initialization before returning or use a | |
716 | * callback mechanism to complete setup in case of operations like HT | |
717 | * co-ex scans, ACS, or DFS are needed to determine channel parameters. | |
718 | * In such case, the interface will be enabled from eloop context within | |
719 | * hostapd_global_run(). | |
720 | */ | |
2b6623ab | 721 | interfaces.terminate_on_error = interfaces.count; |
5afaa067 | 722 | for (i = 0; i < interfaces.count; i++) { |
c20cb023 JM |
723 | if (hostapd_driver_init(interfaces.iface[i]) || |
724 | hostapd_setup_interface(interfaces.iface[i])) | |
5afaa067 JM |
725 | goto out; |
726 | } | |
727 | ||
c90fd485 SP |
728 | hostapd_global_ctrl_iface_init(&interfaces); |
729 | ||
ee28f088 JM |
730 | if (hostapd_global_run(&interfaces, daemonize, pid_file)) { |
731 | wpa_printf(MSG_ERROR, "Failed to start eloop"); | |
5c333467 | 732 | goto out; |
ee28f088 | 733 | } |
5c333467 JM |
734 | |
735 | ret = 0; | |
736 | ||
737 | out: | |
c90fd485 | 738 | hostapd_global_ctrl_iface_deinit(&interfaces); |
5c333467 | 739 | /* Deinitialize all interfaces */ |
354c903f | 740 | for (i = 0; i < interfaces.count; i++) { |
49021c1c JM |
741 | if (!interfaces.iface[i]) |
742 | continue; | |
354c903f MB |
743 | interfaces.iface[i]->driver_ap_teardown = |
744 | !!(interfaces.iface[i]->drv_flags & | |
745 | WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT); | |
f7c47833 | 746 | hostapd_interface_deinit_free(interfaces.iface[i]); |
354c903f | 747 | } |
5c333467 JM |
748 | os_free(interfaces.iface); |
749 | ||
750 | hostapd_global_deinit(pid_file); | |
dd745de3 | 751 | os_free(pid_file); |
5c333467 | 752 | |
b41a47c0 BG |
753 | if (log_file) |
754 | wpa_debug_close_file(); | |
0648c3b8 | 755 | wpa_debug_close_linux_tracing(); |
b41a47c0 | 756 | |
5afaa067 JM |
757 | os_free(bss_config); |
758 | ||
80d77c31 JM |
759 | os_program_deinit(); |
760 | ||
5c333467 JM |
761 | return ret; |
762 | } |