Line data Source code
1 : /*
2 : * hostapd / main()
3 : * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
4 : *
5 : * This software may be distributed under the terms of the BSD license.
6 : * See README for more details.
7 : */
8 :
9 : #include "utils/includes.h"
10 : #ifndef CONFIG_NATIVE_WINDOWS
11 : #include <syslog.h>
12 : #include <grp.h>
13 : #endif /* CONFIG_NATIVE_WINDOWS */
14 :
15 : #include "utils/common.h"
16 : #include "utils/eloop.h"
17 : #include "utils/uuid.h"
18 : #include "crypto/random.h"
19 : #include "crypto/tls.h"
20 : #include "common/version.h"
21 : #include "drivers/driver.h"
22 : #include "eap_server/eap.h"
23 : #include "eap_server/tncs.h"
24 : #include "ap/hostapd.h"
25 : #include "ap/ap_config.h"
26 : #include "ap/ap_drv_ops.h"
27 : #include "config_file.h"
28 : #include "eap_register.h"
29 : #include "ctrl_iface.h"
30 :
31 :
32 : struct hapd_global {
33 : void **drv_priv;
34 : size_t drv_count;
35 : };
36 :
37 : static struct hapd_global global;
38 :
39 :
40 : #ifndef CONFIG_NO_HOSTAPD_LOGGER
41 76144 : static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module,
42 : int level, const char *txt, size_t len)
43 : {
44 76144 : 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 76144 : maxlen = len + 100;
51 76144 : format = os_malloc(maxlen);
52 76144 : if (!format)
53 76191 : return;
54 :
55 76097 : if (hapd && hapd->conf) {
56 76097 : conf_syslog_level = hapd->conf->logger_syslog_level;
57 76097 : conf_stdout_level = hapd->conf->logger_stdout_level;
58 76097 : conf_syslog = hapd->conf->logger_syslog;
59 76097 : conf_stdout = hapd->conf->logger_stdout;
60 : } else {
61 0 : conf_syslog_level = conf_stdout_level = 0;
62 0 : conf_syslog = conf_stdout = (unsigned int) -1;
63 : }
64 :
65 76097 : switch (module) {
66 : case HOSTAPD_MODULE_IEEE80211:
67 9818 : module_str = "IEEE 802.11";
68 9818 : break;
69 : case HOSTAPD_MODULE_IEEE8021X:
70 19216 : module_str = "IEEE 802.1X";
71 19216 : break;
72 : case HOSTAPD_MODULE_RADIUS:
73 24614 : module_str = "RADIUS";
74 24614 : break;
75 : case HOSTAPD_MODULE_WPA:
76 11002 : module_str = "WPA";
77 11002 : break;
78 : case HOSTAPD_MODULE_DRIVER:
79 0 : module_str = "DRIVER";
80 0 : break;
81 : case HOSTAPD_MODULE_IAPP:
82 0 : module_str = "IAPP";
83 0 : break;
84 : case HOSTAPD_MODULE_MLME:
85 11447 : module_str = "MLME";
86 11447 : break;
87 : default:
88 0 : module_str = NULL;
89 0 : break;
90 : }
91 :
92 76097 : if (hapd && hapd->conf && addr)
93 463264 : os_snprintf(format, maxlen, "%s: STA " MACSTR "%s%s: %s",
94 405356 : hapd->conf->iface, MAC2STR(addr),
95 : module_str ? " " : "", module_str ? module_str : "",
96 : txt);
97 18189 : else if (hapd && hapd->conf)
98 36378 : os_snprintf(format, maxlen, "%s:%s%s %s",
99 18189 : hapd->conf->iface, module_str ? " " : "",
100 : module_str ? module_str : "", txt);
101 0 : else if (addr)
102 0 : os_snprintf(format, maxlen, "STA " MACSTR "%s%s: %s",
103 0 : MAC2STR(addr), module_str ? " " : "",
104 : module_str ? module_str : "", txt);
105 : else
106 0 : os_snprintf(format, maxlen, "%s%s%s",
107 : module_str ? module_str : "",
108 : module_str ? ": " : "", txt);
109 :
110 76097 : if ((conf_stdout & module) && level >= conf_stdout_level) {
111 75410 : wpa_debug_print_timestamp();
112 75410 : wpa_printf(MSG_INFO, "%s", format);
113 : }
114 :
115 : #ifndef CONFIG_NATIVE_WINDOWS
116 76097 : if ((conf_syslog & module) && level >= conf_syslog_level) {
117 : int priority;
118 9985 : switch (level) {
119 : case HOSTAPD_LEVEL_DEBUG_VERBOSE:
120 : case HOSTAPD_LEVEL_DEBUG:
121 0 : priority = LOG_DEBUG;
122 0 : break;
123 : case HOSTAPD_LEVEL_INFO:
124 9755 : priority = LOG_INFO;
125 9755 : break;
126 : case HOSTAPD_LEVEL_NOTICE:
127 5 : priority = LOG_NOTICE;
128 5 : break;
129 : case HOSTAPD_LEVEL_WARNING:
130 225 : priority = LOG_WARNING;
131 225 : break;
132 : default:
133 0 : priority = LOG_INFO;
134 0 : break;
135 : }
136 9985 : syslog(priority, "%s", format);
137 : }
138 : #endif /* CONFIG_NATIVE_WINDOWS */
139 :
140 76097 : os_free(format);
141 : }
142 : #endif /* CONFIG_NO_HOSTAPD_LOGGER */
143 :
144 :
145 : /**
146 : * hostapd_driver_init - Preparate driver interface
147 : */
148 976 : static int hostapd_driver_init(struct hostapd_iface *iface)
149 : {
150 : struct wpa_init_params params;
151 : size_t i;
152 976 : struct hostapd_data *hapd = iface->bss[0];
153 976 : struct hostapd_bss_config *conf = hapd->conf;
154 976 : u8 *b = conf->bssid;
155 : struct wpa_driver_capa capa;
156 :
157 976 : if (hapd->driver == NULL || hapd->driver->hapd_init == NULL) {
158 0 : wpa_printf(MSG_ERROR, "No hostapd driver wrapper available");
159 0 : return -1;
160 : }
161 :
162 : /* Initialize the driver interface */
163 976 : if (!(b[0] | b[1] | b[2] | b[3] | b[4] | b[5]))
164 929 : b = NULL;
165 :
166 976 : os_memset(¶ms, 0, sizeof(params));
167 1972 : for (i = 0; wpa_drivers[i]; i++) {
168 986 : if (wpa_drivers[i] != hapd->driver)
169 10 : continue;
170 :
171 991 : if (global.drv_priv[i] == NULL &&
172 15 : wpa_drivers[i]->global_init) {
173 5 : global.drv_priv[i] = wpa_drivers[i]->global_init();
174 5 : if (global.drv_priv[i] == NULL) {
175 0 : wpa_printf(MSG_ERROR, "Failed to initialize "
176 : "driver '%s'",
177 0 : wpa_drivers[i]->name);
178 0 : return -1;
179 : }
180 : }
181 :
182 976 : params.global_priv = global.drv_priv[i];
183 976 : break;
184 : }
185 976 : params.bssid = b;
186 976 : params.ifname = hapd->conf->iface;
187 976 : params.driver_params = hapd->iconf->driver_params;
188 976 : params.use_pae_group_addr = hapd->conf->use_pae_group_addr;
189 :
190 976 : params.num_bridge = hapd->iface->num_bss;
191 976 : params.bridge = os_calloc(hapd->iface->num_bss, sizeof(char *));
192 976 : if (params.bridge == NULL)
193 4 : return -1;
194 1951 : for (i = 0; i < hapd->iface->num_bss; i++) {
195 979 : struct hostapd_data *bss = hapd->iface->bss[i];
196 979 : if (bss->conf->bridge[0])
197 15 : params.bridge[i] = bss->conf->bridge;
198 : }
199 :
200 972 : params.own_addr = hapd->own_addr;
201 :
202 972 : hapd->drv_priv = hapd->driver->hapd_init(hapd, ¶ms);
203 972 : os_free(params.bridge);
204 972 : if (hapd->drv_priv == NULL) {
205 13 : wpa_printf(MSG_ERROR, "%s driver initialization failed.",
206 13 : hapd->driver->name);
207 13 : hapd->driver = NULL;
208 13 : return -1;
209 : }
210 :
211 1908 : if (hapd->driver->get_capa &&
212 949 : hapd->driver->get_capa(hapd->drv_priv, &capa) == 0) {
213 : struct wowlan_triggers *triggs;
214 :
215 949 : iface->drv_flags = capa.flags;
216 949 : iface->smps_modes = capa.smps_modes;
217 949 : iface->probe_resp_offloads = capa.probe_resp_offloads;
218 949 : iface->extended_capa = capa.extended_capa;
219 949 : iface->extended_capa_mask = capa.extended_capa_mask;
220 949 : iface->extended_capa_len = capa.extended_capa_len;
221 949 : iface->drv_max_acl_mac_addrs = capa.max_acl_mac_addrs;
222 :
223 949 : triggs = wpa_get_wowlan_triggers(conf->wowlan_triggers, &capa);
224 949 : if (triggs && hapd->driver->set_wowlan) {
225 0 : if (hapd->driver->set_wowlan(hapd->drv_priv, triggs))
226 0 : wpa_printf(MSG_ERROR, "set_wowlan failed");
227 : }
228 949 : os_free(triggs);
229 : }
230 :
231 959 : return 0;
232 : }
233 :
234 :
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 : */
242 : static struct hostapd_iface *
243 10 : hostapd_interface_init(struct hapd_interfaces *interfaces,
244 : const char *config_fname, int debug)
245 : {
246 : struct hostapd_iface *iface;
247 : int k;
248 :
249 10 : wpa_printf(MSG_ERROR, "Configuration file: %s", config_fname);
250 10 : iface = hostapd_init(interfaces, config_fname);
251 10 : if (!iface)
252 0 : return NULL;
253 10 : iface->interfaces = interfaces;
254 :
255 30 : for (k = 0; k < debug; k++) {
256 20 : if (iface->bss[0]->conf->logger_stdout_level > 0)
257 20 : iface->bss[0]->conf->logger_stdout_level--;
258 : }
259 :
260 10 : if (iface->conf->bss[0]->iface[0] == '\0' &&
261 0 : !hostapd_drv_none(iface->bss[0])) {
262 0 : wpa_printf(MSG_ERROR, "Interface name not specified in %s",
263 : config_fname);
264 0 : hostapd_interface_deinit_free(iface);
265 0 : return NULL;
266 : }
267 :
268 10 : return iface;
269 : }
270 :
271 :
272 : /**
273 : * handle_term - SIGINT and SIGTERM handler to terminate hostapd process
274 : */
275 10 : static void handle_term(int sig, void *signal_ctx)
276 : {
277 10 : wpa_printf(MSG_DEBUG, "Signal %d received - terminating", sig);
278 10 : eloop_terminate();
279 10 : }
280 :
281 :
282 : #ifndef CONFIG_NATIVE_WINDOWS
283 :
284 0 : static int handle_reload_iface(struct hostapd_iface *iface, void *ctx)
285 : {
286 0 : if (hostapd_reload_config(iface) < 0) {
287 0 : wpa_printf(MSG_WARNING, "Failed to read new configuration "
288 : "file - continuing with old.");
289 : }
290 0 : return 0;
291 : }
292 :
293 :
294 : /**
295 : * handle_reload - SIGHUP handler to reload configuration
296 : */
297 0 : static void handle_reload(int sig, void *signal_ctx)
298 : {
299 0 : struct hapd_interfaces *interfaces = signal_ctx;
300 0 : wpa_printf(MSG_DEBUG, "Signal %d received - reloading configuration",
301 : sig);
302 0 : hostapd_for_each_interface(interfaces, handle_reload_iface, NULL);
303 0 : }
304 :
305 :
306 0 : static void handle_dump_state(int sig, void *signal_ctx)
307 : {
308 : /* Not used anymore - ignore signal */
309 0 : }
310 : #endif /* CONFIG_NATIVE_WINDOWS */
311 :
312 :
313 10 : static int hostapd_global_init(struct hapd_interfaces *interfaces,
314 : const char *entropy_file)
315 : {
316 : int i;
317 :
318 10 : os_memset(&global, 0, sizeof(global));
319 :
320 10 : hostapd_logger_register_cb(hostapd_logger_cb);
321 :
322 10 : if (eap_server_register_methods()) {
323 0 : wpa_printf(MSG_ERROR, "Failed to register EAP methods");
324 0 : return -1;
325 : }
326 :
327 10 : if (eloop_init()) {
328 0 : wpa_printf(MSG_ERROR, "Failed to initialize event loop");
329 0 : return -1;
330 : }
331 :
332 : random_init(entropy_file);
333 :
334 : #ifndef CONFIG_NATIVE_WINDOWS
335 10 : eloop_register_signal(SIGHUP, handle_reload, interfaces);
336 10 : eloop_register_signal(SIGUSR1, handle_dump_state, interfaces);
337 : #endif /* CONFIG_NATIVE_WINDOWS */
338 10 : eloop_register_signal_terminate(handle_term, interfaces);
339 :
340 : #ifndef CONFIG_NATIVE_WINDOWS
341 10 : openlog("hostapd", 0, LOG_DAEMON);
342 : #endif /* CONFIG_NATIVE_WINDOWS */
343 :
344 30 : for (i = 0; wpa_drivers[i]; i++)
345 20 : global.drv_count++;
346 10 : if (global.drv_count == 0) {
347 0 : wpa_printf(MSG_ERROR, "No drivers enabled");
348 0 : return -1;
349 : }
350 10 : global.drv_priv = os_calloc(global.drv_count, sizeof(void *));
351 10 : if (global.drv_priv == NULL)
352 0 : return -1;
353 :
354 10 : return 0;
355 : }
356 :
357 :
358 10 : static void hostapd_global_deinit(const char *pid_file)
359 : {
360 : int i;
361 :
362 30 : for (i = 0; wpa_drivers[i] && global.drv_priv; i++) {
363 20 : if (!global.drv_priv[i])
364 15 : continue;
365 5 : wpa_drivers[i]->global_deinit(global.drv_priv[i]);
366 : }
367 10 : os_free(global.drv_priv);
368 10 : global.drv_priv = NULL;
369 :
370 : #ifdef EAP_SERVER_TNC
371 10 : tncs_global_deinit();
372 : #endif /* EAP_SERVER_TNC */
373 :
374 : random_deinit();
375 :
376 10 : eloop_destroy();
377 :
378 : #ifndef CONFIG_NATIVE_WINDOWS
379 10 : closelog();
380 : #endif /* CONFIG_NATIVE_WINDOWS */
381 :
382 10 : eap_server_unregister_methods();
383 :
384 10 : os_daemonize_terminate(pid_file);
385 10 : }
386 :
387 :
388 10 : static int hostapd_global_run(struct hapd_interfaces *ifaces, int daemonize,
389 : const char *pid_file)
390 : {
391 : #ifdef EAP_SERVER_TNC
392 10 : int tnc = 0;
393 : size_t i, k;
394 :
395 20 : for (i = 0; !tnc && i < ifaces->count; i++) {
396 20 : for (k = 0; k < ifaces->iface[i]->num_bss; k++) {
397 10 : if (ifaces->iface[i]->bss[0]->conf->tnc) {
398 0 : tnc++;
399 0 : break;
400 : }
401 : }
402 : }
403 :
404 10 : if (tnc && tncs_global_init() < 0) {
405 0 : wpa_printf(MSG_ERROR, "Failed to initialize TNCS");
406 0 : return -1;
407 : }
408 : #endif /* EAP_SERVER_TNC */
409 :
410 10 : if (daemonize && os_daemonize(pid_file)) {
411 0 : wpa_printf(MSG_ERROR, "daemon: %s", strerror(errno));
412 0 : return -1;
413 : }
414 :
415 10 : eloop_run();
416 :
417 10 : return 0;
418 : }
419 :
420 :
421 20 : static void show_version(void)
422 : {
423 20 : 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"
427 : "Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi> "
428 : "and contributors\n");
429 20 : }
430 :
431 :
432 15 : static void usage(void)
433 : {
434 15 : show_version();
435 15 : fprintf(stderr,
436 : "\n"
437 : "usage: hostapd [-hdBKtv] [-P <PID file>] [-e <entropy file>] "
438 : "\\\n"
439 : " [-g <global ctrl_iface>] [-G <group>] \\\n"
440 : " <configuration file(s)>\n"
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"
446 : " -e entropy file\n"
447 : " -g global control interface path\n"
448 : " -G group for control interfaces\n"
449 : " -P PID file\n"
450 : " -K include key data in debug messages\n"
451 : #ifdef CONFIG_DEBUG_FILE
452 : " -f log output to debug file instead of stdout\n"
453 : #endif /* CONFIG_DEBUG_FILE */
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 */
458 : " -t include timestamps in some debug messages\n"
459 : " -v show hostapd version\n");
460 :
461 15 : exit(1);
462 : }
463 :
464 :
465 57456 : static const char * hostapd_msg_ifname_cb(void *ctx)
466 : {
467 57456 : struct hostapd_data *hapd = ctx;
468 114912 : if (hapd && hapd->iconf && hapd->iconf->bss &&
469 114912 : hapd->iconf->num_bss > 0 && hapd->iconf->bss[0])
470 57456 : return hapd->iconf->bss[0]->iface;
471 0 : return NULL;
472 : }
473 :
474 :
475 10 : static int hostapd_get_global_ctrl_iface(struct hapd_interfaces *interfaces,
476 : const char *path)
477 : {
478 : char *pos;
479 10 : os_free(interfaces->global_iface_path);
480 10 : interfaces->global_iface_path = os_strdup(path);
481 10 : if (interfaces->global_iface_path == NULL)
482 0 : return -1;
483 10 : pos = os_strrchr(interfaces->global_iface_path, '/');
484 10 : if (pos == NULL) {
485 5 : wpa_printf(MSG_ERROR, "No '/' in the global control interface "
486 : "file");
487 5 : os_free(interfaces->global_iface_path);
488 5 : interfaces->global_iface_path = NULL;
489 5 : return -1;
490 : }
491 :
492 5 : *pos = '\0';
493 5 : interfaces->global_iface_name = pos + 1;
494 :
495 5 : return 0;
496 : }
497 :
498 :
499 10 : 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 10 : grp = getgrnam(group);
505 10 : if (grp == NULL) {
506 5 : wpa_printf(MSG_ERROR, "Unknown group '%s'", group);
507 5 : return -1;
508 : }
509 5 : interfaces->ctrl_iface_group = grp->gr_gid;
510 : #endif /* CONFIG_NATIVE_WINDOWS */
511 5 : return 0;
512 : }
513 :
514 :
515 : #ifdef CONFIG_WPS
516 10 : 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 10 : if (hwaddr_aton(txt_addr, addr) < 0)
523 5 : return -1;
524 :
525 5 : uuid_gen_mac_addr(addr, uuid);
526 5 : if (uuid_bin2str(uuid, buf, sizeof(buf)) < 0)
527 0 : return -1;
528 :
529 5 : printf("%s\n", buf);
530 :
531 5 : return 0;
532 : }
533 : #endif /* CONFIG_WPS */
534 :
535 :
536 50 : int main(int argc, char *argv[])
537 : {
538 : struct hapd_interfaces interfaces;
539 50 : int ret = 1;
540 : size_t i, j;
541 50 : int c, debug = 0, daemonize = 0;
542 50 : char *pid_file = NULL;
543 50 : const char *log_file = NULL;
544 50 : const char *entropy_file = NULL;
545 50 : char **bss_config = NULL, **tmp_bss;
546 50 : size_t num_bss_configs = 0;
547 : #ifdef CONFIG_DEBUG_LINUX_TRACING
548 50 : int enable_trace_dbg = 0;
549 : #endif /* CONFIG_DEBUG_LINUX_TRACING */
550 :
551 50 : if (os_program_init())
552 0 : return -1;
553 :
554 50 : os_memset(&interfaces, 0, sizeof(interfaces));
555 50 : interfaces.reload_config = hostapd_reload_config;
556 50 : interfaces.config_read_cb = hostapd_config_read;
557 50 : interfaces.for_each_interface = hostapd_for_each_interface;
558 50 : interfaces.ctrl_iface_init = hostapd_ctrl_iface_init;
559 50 : interfaces.ctrl_iface_deinit = hostapd_ctrl_iface_deinit;
560 50 : interfaces.driver_init = hostapd_driver_init;
561 50 : interfaces.global_iface_path = NULL;
562 50 : interfaces.global_iface_name = NULL;
563 50 : interfaces.global_ctrl_sock = -1;
564 :
565 : for (;;) {
566 150 : c = getopt(argc, argv, "b:Bde:f:hKP:Ttu:vg:G:");
567 150 : if (c < 0)
568 15 : break;
569 135 : switch (c) {
570 : case 'h':
571 5 : usage();
572 0 : break;
573 : case 'd':
574 30 : debug++;
575 30 : if (wpa_debug_level > 0)
576 25 : wpa_debug_level--;
577 30 : break;
578 : case 'B':
579 5 : daemonize++;
580 5 : break;
581 : case 'e':
582 5 : entropy_file = optarg;
583 5 : break;
584 : case 'f':
585 5 : log_file = optarg;
586 5 : break;
587 : case 'K':
588 15 : wpa_debug_show_keys++;
589 15 : break;
590 : case 'P':
591 5 : os_free(pid_file);
592 5 : pid_file = os_rel2abs_path(optarg);
593 5 : break;
594 : case 't':
595 15 : wpa_debug_timestamp++;
596 15 : break;
597 : #ifdef CONFIG_DEBUG_LINUX_TRACING
598 : case 'T':
599 5 : enable_trace_dbg = 1;
600 5 : break;
601 : #endif /* CONFIG_DEBUG_LINUX_TRACING */
602 : case 'v':
603 5 : show_version();
604 5 : exit(1);
605 : break;
606 : case 'g':
607 10 : if (hostapd_get_global_ctrl_iface(&interfaces, optarg))
608 5 : return -1;
609 5 : break;
610 : case 'G':
611 10 : if (hostapd_get_ctrl_iface_group(&interfaces, optarg))
612 5 : return -1;
613 5 : break;
614 : case 'b':
615 5 : tmp_bss = os_realloc_array(bss_config,
616 : num_bss_configs + 1,
617 : sizeof(char *));
618 5 : if (tmp_bss == NULL)
619 0 : goto out;
620 5 : bss_config = tmp_bss;
621 5 : bss_config[num_bss_configs++] = optarg;
622 5 : break;
623 : #ifdef CONFIG_WPS
624 : case 'u':
625 10 : return gen_uuid(optarg);
626 : #endif /* CONFIG_WPS */
627 : default:
628 5 : usage();
629 0 : break;
630 : }
631 100 : }
632 :
633 15 : if (optind == argc && interfaces.global_iface_path == NULL &&
634 : num_bss_configs == 0)
635 5 : usage();
636 :
637 10 : wpa_msg_register_ifname_cb(hostapd_msg_ifname_cb);
638 :
639 10 : if (log_file)
640 5 : wpa_debug_open_file(log_file);
641 : else
642 5 : wpa_debug_setup_stdout();
643 : #ifdef CONFIG_DEBUG_LINUX_TRACING
644 10 : if (enable_trace_dbg) {
645 0 : int tret = wpa_debug_open_linux_tracing();
646 0 : if (tret) {
647 0 : wpa_printf(MSG_ERROR, "Failed to enable trace logging");
648 0 : return -1;
649 : }
650 : }
651 : #endif /* CONFIG_DEBUG_LINUX_TRACING */
652 :
653 10 : interfaces.count = argc - optind;
654 10 : if (interfaces.count || num_bss_configs) {
655 5 : interfaces.iface = os_calloc(interfaces.count + num_bss_configs,
656 : sizeof(struct hostapd_iface *));
657 5 : if (interfaces.iface == NULL) {
658 0 : wpa_printf(MSG_ERROR, "malloc failed");
659 0 : return -1;
660 : }
661 : }
662 :
663 10 : if (hostapd_global_init(&interfaces, entropy_file)) {
664 0 : wpa_printf(MSG_ERROR, "Failed to initilize global context");
665 0 : return -1;
666 : }
667 :
668 : /* Allocate and parse configuration for full interface files */
669 20 : for (i = 0; i < interfaces.count; i++) {
670 20 : interfaces.iface[i] = hostapd_interface_init(&interfaces,
671 10 : argv[optind + i],
672 : debug);
673 10 : if (!interfaces.iface[i]) {
674 0 : wpa_printf(MSG_ERROR, "Failed to initialize interface");
675 0 : goto out;
676 : }
677 : }
678 :
679 : /* Allocate and parse configuration for per-BSS files */
680 10 : for (i = 0; i < num_bss_configs; i++) {
681 : struct hostapd_iface *iface;
682 : char *fname;
683 :
684 0 : wpa_printf(MSG_INFO, "BSS config: %s", bss_config[i]);
685 0 : fname = os_strchr(bss_config[i], ':');
686 0 : if (fname == NULL) {
687 0 : wpa_printf(MSG_ERROR,
688 : "Invalid BSS config identifier '%s'",
689 0 : bss_config[i]);
690 0 : goto out;
691 : }
692 0 : *fname++ = '\0';
693 0 : iface = hostapd_interface_init_bss(&interfaces, bss_config[i],
694 : fname, debug);
695 0 : if (iface == NULL)
696 0 : goto out;
697 0 : for (j = 0; j < interfaces.count; j++) {
698 0 : if (interfaces.iface[j] == iface)
699 0 : break;
700 : }
701 0 : if (j == interfaces.count) {
702 : struct hostapd_iface **tmp;
703 0 : tmp = os_realloc_array(interfaces.iface,
704 0 : interfaces.count + 1,
705 : sizeof(struct hostapd_iface *));
706 0 : if (tmp == NULL) {
707 0 : hostapd_interface_deinit_free(iface);
708 0 : goto out;
709 : }
710 0 : interfaces.iface = tmp;
711 0 : interfaces.iface[interfaces.count++] = iface;
712 : }
713 : }
714 :
715 : /*
716 : * Enable configured interfaces. Depending on channel configuration,
717 : * this may complete full initialization before returning or use a
718 : * callback mechanism to complete setup in case of operations like HT
719 : * co-ex scans, ACS, or DFS are needed to determine channel parameters.
720 : * In such case, the interface will be enabled from eloop context within
721 : * hostapd_global_run().
722 : */
723 10 : interfaces.terminate_on_error = interfaces.count;
724 20 : for (i = 0; i < interfaces.count; i++) {
725 20 : if (hostapd_driver_init(interfaces.iface[i]) ||
726 10 : hostapd_setup_interface(interfaces.iface[i]))
727 : goto out;
728 : }
729 :
730 10 : hostapd_global_ctrl_iface_init(&interfaces);
731 :
732 10 : if (hostapd_global_run(&interfaces, daemonize, pid_file)) {
733 0 : wpa_printf(MSG_ERROR, "Failed to start eloop");
734 0 : goto out;
735 : }
736 :
737 10 : ret = 0;
738 :
739 : out:
740 10 : hostapd_global_ctrl_iface_deinit(&interfaces);
741 : /* Deinitialize all interfaces */
742 20 : for (i = 0; i < interfaces.count; i++) {
743 10 : if (!interfaces.iface[i])
744 0 : continue;
745 20 : interfaces.iface[i]->driver_ap_teardown =
746 10 : !!(interfaces.iface[i]->drv_flags &
747 : WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT);
748 10 : hostapd_interface_deinit_free(interfaces.iface[i]);
749 : }
750 10 : os_free(interfaces.iface);
751 :
752 10 : hostapd_global_deinit(pid_file);
753 10 : os_free(pid_file);
754 :
755 10 : if (log_file)
756 5 : wpa_debug_close_file();
757 10 : wpa_debug_close_linux_tracing();
758 :
759 10 : os_free(bss_config);
760 :
761 10 : os_program_deinit();
762 :
763 10 : return ret;
764 : }
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