Line data Source code
1 : /*
2 : * hostapd / main()
3 : * Copyright (c) 2002-2011, 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 30995 : static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module,
42 : int level, const char *txt, size_t len)
43 : {
44 30995 : 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 30995 : maxlen = len + 100;
51 30995 : format = os_malloc(maxlen);
52 30995 : if (!format)
53 30995 : return;
54 :
55 30995 : if (hapd && hapd->conf) {
56 30995 : conf_syslog_level = hapd->conf->logger_syslog_level;
57 30995 : conf_stdout_level = hapd->conf->logger_stdout_level;
58 30995 : conf_syslog = hapd->conf->logger_syslog;
59 30995 : 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 30995 : switch (module) {
66 : case HOSTAPD_MODULE_IEEE80211:
67 3794 : module_str = "IEEE 802.11";
68 3794 : break;
69 : case HOSTAPD_MODULE_IEEE8021X:
70 9266 : module_str = "IEEE 802.1X";
71 9266 : break;
72 : case HOSTAPD_MODULE_RADIUS:
73 9059 : module_str = "RADIUS";
74 9059 : break;
75 : case HOSTAPD_MODULE_WPA:
76 4378 : module_str = "WPA";
77 4378 : 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 4498 : module_str = "MLME";
86 4498 : break;
87 : default:
88 0 : module_str = NULL;
89 0 : break;
90 : }
91 :
92 30995 : if (hapd && hapd->conf && addr)
93 194088 : os_snprintf(format, maxlen, "%s: STA " MACSTR "%s%s: %s",
94 169827 : hapd->conf->iface, MAC2STR(addr),
95 : module_str ? " " : "", module_str ? module_str : "",
96 : txt);
97 6734 : else if (hapd && hapd->conf)
98 13468 : os_snprintf(format, maxlen, "%s:%s%s %s",
99 6734 : hapd->conf->iface, module_str ? " " : "",
100 : 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, txt);
105 : else
106 0 : os_snprintf(format, maxlen, "%s%s%s",
107 : module_str, module_str ? ": " : "", txt);
108 :
109 30995 : if ((conf_stdout & module) && level >= conf_stdout_level) {
110 30470 : wpa_debug_print_timestamp();
111 30470 : wpa_printf(MSG_INFO, "%s", format);
112 : }
113 :
114 : #ifndef CONFIG_NATIVE_WINDOWS
115 30995 : if ((conf_syslog & module) && level >= conf_syslog_level) {
116 : int priority;
117 3444 : switch (level) {
118 : case HOSTAPD_LEVEL_DEBUG_VERBOSE:
119 : case HOSTAPD_LEVEL_DEBUG:
120 0 : priority = LOG_DEBUG;
121 0 : break;
122 : case HOSTAPD_LEVEL_INFO:
123 3307 : priority = LOG_INFO;
124 3307 : break;
125 : case HOSTAPD_LEVEL_NOTICE:
126 0 : priority = LOG_NOTICE;
127 0 : break;
128 : case HOSTAPD_LEVEL_WARNING:
129 137 : priority = LOG_WARNING;
130 137 : break;
131 : default:
132 0 : priority = LOG_INFO;
133 0 : break;
134 : }
135 3444 : syslog(priority, "%s", format);
136 : }
137 : #endif /* CONFIG_NATIVE_WINDOWS */
138 :
139 30995 : os_free(format);
140 : }
141 : #endif /* CONFIG_NO_HOSTAPD_LOGGER */
142 :
143 :
144 : /**
145 : * hostapd_driver_init - Preparate driver interface
146 : */
147 552 : static int hostapd_driver_init(struct hostapd_iface *iface)
148 : {
149 : struct wpa_init_params params;
150 : size_t i;
151 552 : struct hostapd_data *hapd = iface->bss[0];
152 552 : struct hostapd_bss_config *conf = hapd->conf;
153 552 : u8 *b = conf->bssid;
154 : struct wpa_driver_capa capa;
155 :
156 552 : if (hapd->driver == NULL || hapd->driver->hapd_init == NULL) {
157 0 : wpa_printf(MSG_ERROR, "No hostapd driver wrapper available");
158 0 : return -1;
159 : }
160 :
161 : /* Initialize the driver interface */
162 552 : if (!(b[0] | b[1] | b[2] | b[3] | b[4] | b[5]))
163 546 : b = NULL;
164 :
165 552 : os_memset(¶ms, 0, sizeof(params));
166 1112 : for (i = 0; wpa_drivers[i]; i++) {
167 556 : if (wpa_drivers[i] != hapd->driver)
168 4 : continue;
169 :
170 555 : if (global.drv_priv[i] == NULL &&
171 3 : wpa_drivers[i]->global_init) {
172 1 : global.drv_priv[i] = wpa_drivers[i]->global_init();
173 1 : if (global.drv_priv[i] == NULL) {
174 0 : wpa_printf(MSG_ERROR, "Failed to initialize "
175 : "driver '%s'",
176 0 : wpa_drivers[i]->name);
177 0 : return -1;
178 : }
179 : }
180 :
181 552 : params.global_priv = global.drv_priv[i];
182 552 : break;
183 : }
184 552 : params.bssid = b;
185 552 : params.ifname = hapd->conf->iface;
186 552 : params.ssid = hapd->conf->ssid.ssid;
187 552 : params.ssid_len = hapd->conf->ssid.ssid_len;
188 552 : params.test_socket = hapd->conf->test_socket;
189 552 : params.use_pae_group_addr = hapd->conf->use_pae_group_addr;
190 :
191 552 : params.num_bridge = hapd->iface->num_bss;
192 552 : params.bridge = os_calloc(hapd->iface->num_bss, sizeof(char *));
193 552 : if (params.bridge == NULL)
194 0 : return -1;
195 1110 : for (i = 0; i < hapd->iface->num_bss; i++) {
196 558 : struct hostapd_data *bss = hapd->iface->bss[i];
197 558 : if (bss->conf->bridge[0])
198 4 : params.bridge[i] = bss->conf->bridge;
199 : }
200 :
201 552 : params.own_addr = hapd->own_addr;
202 :
203 552 : hapd->drv_priv = hapd->driver->hapd_init(hapd, ¶ms);
204 552 : os_free(params.bridge);
205 552 : if (hapd->drv_priv == NULL) {
206 0 : wpa_printf(MSG_ERROR, "%s driver initialization failed.",
207 0 : hapd->driver->name);
208 0 : hapd->driver = NULL;
209 0 : return -1;
210 : }
211 :
212 1102 : if (hapd->driver->get_capa &&
213 550 : hapd->driver->get_capa(hapd->drv_priv, &capa) == 0) {
214 550 : iface->drv_flags = capa.flags;
215 550 : iface->probe_resp_offloads = capa.probe_resp_offloads;
216 550 : iface->extended_capa = capa.extended_capa;
217 550 : iface->extended_capa_mask = capa.extended_capa_mask;
218 550 : iface->extended_capa_len = capa.extended_capa_len;
219 550 : iface->drv_max_acl_mac_addrs = capa.max_acl_mac_addrs;
220 : }
221 :
222 552 : return 0;
223 : }
224 :
225 :
226 : /**
227 : * hostapd_interface_init - Read configuration file and init BSS data
228 : *
229 : * This function is used to parse configuration file for a full interface (one
230 : * or more BSSes sharing the same radio) and allocate memory for the BSS
231 : * interfaces. No actiual driver operations are started.
232 : */
233 : static struct hostapd_iface *
234 2 : hostapd_interface_init(struct hapd_interfaces *interfaces,
235 : const char *config_fname, int debug)
236 : {
237 : struct hostapd_iface *iface;
238 : int k;
239 :
240 2 : wpa_printf(MSG_ERROR, "Configuration file: %s", config_fname);
241 2 : iface = hostapd_init(interfaces, config_fname);
242 2 : if (!iface)
243 0 : return NULL;
244 2 : iface->interfaces = interfaces;
245 :
246 6 : for (k = 0; k < debug; k++) {
247 4 : if (iface->bss[0]->conf->logger_stdout_level > 0)
248 4 : iface->bss[0]->conf->logger_stdout_level--;
249 : }
250 :
251 2 : if (iface->conf->bss[0]->iface[0] == '\0' &&
252 0 : !hostapd_drv_none(iface->bss[0])) {
253 0 : wpa_printf(MSG_ERROR, "Interface name not specified in %s",
254 : config_fname);
255 0 : hostapd_interface_deinit_free(iface);
256 0 : return NULL;
257 : }
258 :
259 2 : return iface;
260 : }
261 :
262 :
263 : /**
264 : * handle_term - SIGINT and SIGTERM handler to terminate hostapd process
265 : */
266 2 : static void handle_term(int sig, void *signal_ctx)
267 : {
268 2 : wpa_printf(MSG_DEBUG, "Signal %d received - terminating", sig);
269 2 : eloop_terminate();
270 2 : }
271 :
272 :
273 : #ifndef CONFIG_NATIVE_WINDOWS
274 :
275 0 : static int handle_reload_iface(struct hostapd_iface *iface, void *ctx)
276 : {
277 0 : if (hostapd_reload_config(iface) < 0) {
278 0 : wpa_printf(MSG_WARNING, "Failed to read new configuration "
279 : "file - continuing with old.");
280 : }
281 0 : return 0;
282 : }
283 :
284 :
285 : /**
286 : * handle_reload - SIGHUP handler to reload configuration
287 : */
288 0 : static void handle_reload(int sig, void *signal_ctx)
289 : {
290 0 : struct hapd_interfaces *interfaces = signal_ctx;
291 0 : wpa_printf(MSG_DEBUG, "Signal %d received - reloading configuration",
292 : sig);
293 0 : hostapd_for_each_interface(interfaces, handle_reload_iface, NULL);
294 0 : }
295 :
296 :
297 0 : static void handle_dump_state(int sig, void *signal_ctx)
298 : {
299 : /* Not used anymore - ignore signal */
300 0 : }
301 : #endif /* CONFIG_NATIVE_WINDOWS */
302 :
303 :
304 2 : static int hostapd_global_init(struct hapd_interfaces *interfaces,
305 : const char *entropy_file)
306 : {
307 : int i;
308 :
309 2 : os_memset(&global, 0, sizeof(global));
310 :
311 2 : hostapd_logger_register_cb(hostapd_logger_cb);
312 :
313 2 : if (eap_server_register_methods()) {
314 0 : wpa_printf(MSG_ERROR, "Failed to register EAP methods");
315 0 : return -1;
316 : }
317 :
318 2 : if (eloop_init()) {
319 0 : wpa_printf(MSG_ERROR, "Failed to initialize event loop");
320 0 : return -1;
321 : }
322 :
323 : random_init(entropy_file);
324 :
325 : #ifndef CONFIG_NATIVE_WINDOWS
326 2 : eloop_register_signal(SIGHUP, handle_reload, interfaces);
327 2 : eloop_register_signal(SIGUSR1, handle_dump_state, interfaces);
328 : #endif /* CONFIG_NATIVE_WINDOWS */
329 2 : eloop_register_signal_terminate(handle_term, interfaces);
330 :
331 : #ifndef CONFIG_NATIVE_WINDOWS
332 2 : openlog("hostapd", 0, LOG_DAEMON);
333 : #endif /* CONFIG_NATIVE_WINDOWS */
334 :
335 8 : for (i = 0; wpa_drivers[i]; i++)
336 6 : global.drv_count++;
337 2 : if (global.drv_count == 0) {
338 0 : wpa_printf(MSG_ERROR, "No drivers enabled");
339 0 : return -1;
340 : }
341 2 : global.drv_priv = os_calloc(global.drv_count, sizeof(void *));
342 2 : if (global.drv_priv == NULL)
343 0 : return -1;
344 :
345 2 : return 0;
346 : }
347 :
348 :
349 2 : static void hostapd_global_deinit(const char *pid_file)
350 : {
351 : int i;
352 :
353 8 : for (i = 0; wpa_drivers[i] && global.drv_priv; i++) {
354 6 : if (!global.drv_priv[i])
355 5 : continue;
356 1 : wpa_drivers[i]->global_deinit(global.drv_priv[i]);
357 : }
358 2 : os_free(global.drv_priv);
359 2 : global.drv_priv = NULL;
360 :
361 : #ifdef EAP_SERVER_TNC
362 2 : tncs_global_deinit();
363 : #endif /* EAP_SERVER_TNC */
364 :
365 : random_deinit();
366 :
367 2 : eloop_destroy();
368 :
369 : #ifndef CONFIG_NATIVE_WINDOWS
370 2 : closelog();
371 : #endif /* CONFIG_NATIVE_WINDOWS */
372 :
373 2 : eap_server_unregister_methods();
374 :
375 2 : os_daemonize_terminate(pid_file);
376 2 : }
377 :
378 :
379 2 : static int hostapd_global_run(struct hapd_interfaces *ifaces, int daemonize,
380 : const char *pid_file)
381 : {
382 : #ifdef EAP_SERVER_TNC
383 2 : int tnc = 0;
384 : size_t i, k;
385 :
386 4 : for (i = 0; !tnc && i < ifaces->count; i++) {
387 4 : for (k = 0; k < ifaces->iface[i]->num_bss; k++) {
388 2 : if (ifaces->iface[i]->bss[0]->conf->tnc) {
389 0 : tnc++;
390 0 : break;
391 : }
392 : }
393 : }
394 :
395 2 : if (tnc && tncs_global_init() < 0) {
396 0 : wpa_printf(MSG_ERROR, "Failed to initialize TNCS");
397 0 : return -1;
398 : }
399 : #endif /* EAP_SERVER_TNC */
400 :
401 2 : if (daemonize && os_daemonize(pid_file)) {
402 0 : perror("daemon");
403 0 : return -1;
404 : }
405 :
406 2 : eloop_run();
407 :
408 2 : return 0;
409 : }
410 :
411 :
412 0 : static void show_version(void)
413 : {
414 0 : fprintf(stderr,
415 : "hostapd v" VERSION_STR "\n"
416 : "User space daemon for IEEE 802.11 AP management,\n"
417 : "IEEE 802.1X/WPA/WPA2/EAP/RADIUS Authenticator\n"
418 : "Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi> "
419 : "and contributors\n");
420 0 : }
421 :
422 :
423 0 : static void usage(void)
424 : {
425 0 : show_version();
426 0 : fprintf(stderr,
427 : "\n"
428 : "usage: hostapd [-hdBKtv] [-P <PID file>] [-e <entropy file>] "
429 : "\\\n"
430 : " [-g <global ctrl_iface>] [-G <group>] \\\n"
431 : " <configuration file(s)>\n"
432 : "\n"
433 : "options:\n"
434 : " -h show this usage\n"
435 : " -d show more debug messages (-dd for even more)\n"
436 : " -B run daemon in the background\n"
437 : " -e entropy file\n"
438 : " -g global control interface path\n"
439 : " -G group for control interfaces\n"
440 : " -P PID file\n"
441 : " -K include key data in debug messages\n"
442 : #ifdef CONFIG_DEBUG_FILE
443 : " -f log output to debug file instead of stdout\n"
444 : #endif /* CONFIG_DEBUG_FILE */
445 : #ifdef CONFIG_DEBUG_LINUX_TRACING
446 : " -T = record to Linux tracing in addition to logging\n"
447 : " (records all messages regardless of debug verbosity)\n"
448 : #endif /* CONFIG_DEBUG_LINUX_TRACING */
449 : " -t include timestamps in some debug messages\n"
450 : " -v show hostapd version\n");
451 :
452 0 : exit(1);
453 : }
454 :
455 :
456 24537 : static const char * hostapd_msg_ifname_cb(void *ctx)
457 : {
458 24537 : struct hostapd_data *hapd = ctx;
459 49074 : if (hapd && hapd->iconf && hapd->iconf->bss &&
460 49074 : hapd->iconf->num_bss > 0 && hapd->iconf->bss[0])
461 24537 : return hapd->iconf->bss[0]->iface;
462 0 : return NULL;
463 : }
464 :
465 :
466 1 : static int hostapd_get_global_ctrl_iface(struct hapd_interfaces *interfaces,
467 : const char *path)
468 : {
469 : char *pos;
470 1 : os_free(interfaces->global_iface_path);
471 1 : interfaces->global_iface_path = os_strdup(path);
472 1 : if (interfaces->global_iface_path == NULL)
473 0 : return -1;
474 1 : pos = os_strrchr(interfaces->global_iface_path, '/');
475 1 : if (pos == NULL) {
476 0 : wpa_printf(MSG_ERROR, "No '/' in the global control interface "
477 : "file");
478 0 : os_free(interfaces->global_iface_path);
479 0 : interfaces->global_iface_path = NULL;
480 0 : return -1;
481 : }
482 :
483 1 : *pos = '\0';
484 1 : interfaces->global_iface_name = pos + 1;
485 :
486 1 : return 0;
487 : }
488 :
489 :
490 1 : static int hostapd_get_ctrl_iface_group(struct hapd_interfaces *interfaces,
491 : const char *group)
492 : {
493 : #ifndef CONFIG_NATIVE_WINDOWS
494 : struct group *grp;
495 1 : grp = getgrnam(group);
496 1 : if (grp == NULL) {
497 0 : wpa_printf(MSG_ERROR, "Unknown group '%s'", group);
498 0 : return -1;
499 : }
500 1 : interfaces->ctrl_iface_group = grp->gr_gid;
501 : #endif /* CONFIG_NATIVE_WINDOWS */
502 1 : return 0;
503 : }
504 :
505 :
506 : #ifdef CONFIG_WPS
507 0 : static int gen_uuid(const char *txt_addr)
508 : {
509 : u8 addr[ETH_ALEN];
510 : u8 uuid[UUID_LEN];
511 : char buf[100];
512 :
513 0 : if (hwaddr_aton(txt_addr, addr) < 0)
514 0 : return -1;
515 :
516 0 : uuid_gen_mac_addr(addr, uuid);
517 0 : if (uuid_bin2str(uuid, buf, sizeof(buf)) < 0)
518 0 : return -1;
519 :
520 0 : printf("%s\n", buf);
521 :
522 0 : return 0;
523 : }
524 : #endif /* CONFIG_WPS */
525 :
526 :
527 2 : int main(int argc, char *argv[])
528 : {
529 : struct hapd_interfaces interfaces;
530 2 : int ret = 1;
531 : size_t i, j;
532 2 : int c, debug = 0, daemonize = 0;
533 2 : char *pid_file = NULL;
534 2 : const char *log_file = NULL;
535 2 : const char *entropy_file = NULL;
536 2 : char **bss_config = NULL, **tmp_bss;
537 2 : size_t num_bss_configs = 0;
538 : #ifdef CONFIG_DEBUG_LINUX_TRACING
539 2 : int enable_trace_dbg = 0;
540 : #endif /* CONFIG_DEBUG_LINUX_TRACING */
541 :
542 2 : if (os_program_init())
543 0 : return -1;
544 :
545 2 : os_memset(&interfaces, 0, sizeof(interfaces));
546 2 : interfaces.reload_config = hostapd_reload_config;
547 2 : interfaces.config_read_cb = hostapd_config_read;
548 2 : interfaces.for_each_interface = hostapd_for_each_interface;
549 2 : interfaces.ctrl_iface_init = hostapd_ctrl_iface_init;
550 2 : interfaces.ctrl_iface_deinit = hostapd_ctrl_iface_deinit;
551 2 : interfaces.driver_init = hostapd_driver_init;
552 2 : interfaces.global_iface_path = NULL;
553 2 : interfaces.global_iface_name = NULL;
554 2 : interfaces.global_ctrl_sock = -1;
555 :
556 : for (;;) {
557 17 : c = getopt(argc, argv, "b:Bde:f:hKP:Ttu:vg:G:");
558 17 : if (c < 0)
559 2 : break;
560 15 : switch (c) {
561 : case 'h':
562 0 : usage();
563 0 : break;
564 : case 'd':
565 6 : debug++;
566 6 : if (wpa_debug_level > 0)
567 5 : wpa_debug_level--;
568 6 : break;
569 : case 'B':
570 0 : daemonize++;
571 0 : break;
572 : case 'e':
573 0 : entropy_file = optarg;
574 0 : break;
575 : case 'f':
576 1 : log_file = optarg;
577 1 : break;
578 : case 'K':
579 3 : wpa_debug_show_keys++;
580 3 : break;
581 : case 'P':
582 0 : os_free(pid_file);
583 0 : pid_file = os_rel2abs_path(optarg);
584 0 : break;
585 : case 't':
586 3 : wpa_debug_timestamp++;
587 3 : break;
588 : #ifdef CONFIG_DEBUG_LINUX_TRACING
589 : case 'T':
590 0 : enable_trace_dbg = 1;
591 0 : break;
592 : #endif /* CONFIG_DEBUG_LINUX_TRACING */
593 : case 'v':
594 0 : show_version();
595 0 : exit(1);
596 : break;
597 : case 'g':
598 1 : if (hostapd_get_global_ctrl_iface(&interfaces, optarg))
599 0 : return -1;
600 1 : break;
601 : case 'G':
602 1 : if (hostapd_get_ctrl_iface_group(&interfaces, optarg))
603 0 : return -1;
604 1 : break;
605 : case 'b':
606 0 : tmp_bss = os_realloc_array(bss_config,
607 : num_bss_configs + 1,
608 : sizeof(char *));
609 0 : if (tmp_bss == NULL)
610 0 : goto out;
611 0 : bss_config = tmp_bss;
612 0 : bss_config[num_bss_configs++] = optarg;
613 0 : break;
614 : #ifdef CONFIG_WPS
615 : case 'u':
616 0 : return gen_uuid(optarg);
617 : #endif /* CONFIG_WPS */
618 : default:
619 0 : usage();
620 0 : break;
621 : }
622 15 : }
623 :
624 2 : if (optind == argc && interfaces.global_iface_path == NULL &&
625 : num_bss_configs == 0)
626 0 : usage();
627 :
628 2 : wpa_msg_register_ifname_cb(hostapd_msg_ifname_cb);
629 :
630 2 : if (log_file)
631 1 : wpa_debug_open_file(log_file);
632 : #ifdef CONFIG_DEBUG_LINUX_TRACING
633 2 : if (enable_trace_dbg) {
634 0 : int tret = wpa_debug_open_linux_tracing();
635 0 : if (tret) {
636 0 : wpa_printf(MSG_ERROR, "Failed to enable trace logging");
637 0 : return -1;
638 : }
639 : }
640 : #endif /* CONFIG_DEBUG_LINUX_TRACING */
641 :
642 2 : interfaces.count = argc - optind;
643 2 : if (interfaces.count || num_bss_configs) {
644 1 : interfaces.iface = os_calloc(interfaces.count + num_bss_configs,
645 : sizeof(struct hostapd_iface *));
646 1 : if (interfaces.iface == NULL) {
647 0 : wpa_printf(MSG_ERROR, "malloc failed");
648 0 : return -1;
649 : }
650 : }
651 :
652 2 : if (hostapd_global_init(&interfaces, entropy_file)) {
653 0 : wpa_printf(MSG_ERROR, "Failed to initilize global context");
654 0 : return -1;
655 : }
656 :
657 : /* Allocate and parse configuration for full interface files */
658 4 : for (i = 0; i < interfaces.count; i++) {
659 4 : interfaces.iface[i] = hostapd_interface_init(&interfaces,
660 2 : argv[optind + i],
661 : debug);
662 2 : if (!interfaces.iface[i]) {
663 0 : wpa_printf(MSG_ERROR, "Failed to initialize interface");
664 0 : goto out;
665 : }
666 : }
667 :
668 : /* Allocate and parse configuration for per-BSS files */
669 2 : for (i = 0; i < num_bss_configs; i++) {
670 : struct hostapd_iface *iface;
671 : char *fname;
672 :
673 0 : wpa_printf(MSG_INFO, "BSS config: %s", bss_config[i]);
674 0 : fname = os_strchr(bss_config[i], ':');
675 0 : if (fname == NULL) {
676 0 : wpa_printf(MSG_ERROR,
677 : "Invalid BSS config identifier '%s'",
678 0 : bss_config[i]);
679 0 : goto out;
680 : }
681 0 : *fname++ = '\0';
682 0 : iface = hostapd_interface_init_bss(&interfaces, bss_config[i],
683 : fname, debug);
684 0 : if (iface == NULL)
685 0 : goto out;
686 0 : for (j = 0; j < interfaces.count; j++) {
687 0 : if (interfaces.iface[j] == iface)
688 0 : break;
689 : }
690 0 : if (j == interfaces.count) {
691 : struct hostapd_iface **tmp;
692 0 : tmp = os_realloc_array(interfaces.iface,
693 0 : interfaces.count + 1,
694 : sizeof(struct hostapd_iface *));
695 0 : if (tmp == NULL) {
696 0 : hostapd_interface_deinit_free(iface);
697 0 : goto out;
698 : }
699 0 : interfaces.iface = tmp;
700 0 : interfaces.iface[interfaces.count++] = iface;
701 : }
702 : }
703 :
704 : /*
705 : * Enable configured interfaces. Depending on channel configuration,
706 : * this may complete full initialization before returning or use a
707 : * callback mechanism to complete setup in case of operations like HT
708 : * co-ex scans, ACS, or DFS are needed to determine channel parameters.
709 : * In such case, the interface will be enabled from eloop context within
710 : * hostapd_global_run().
711 : */
712 2 : interfaces.terminate_on_error = interfaces.count;
713 4 : for (i = 0; i < interfaces.count; i++) {
714 4 : if (hostapd_driver_init(interfaces.iface[i]) ||
715 2 : hostapd_setup_interface(interfaces.iface[i]))
716 : goto out;
717 : }
718 :
719 2 : hostapd_global_ctrl_iface_init(&interfaces);
720 :
721 2 : if (hostapd_global_run(&interfaces, daemonize, pid_file)) {
722 0 : wpa_printf(MSG_ERROR, "Failed to start eloop");
723 0 : goto out;
724 : }
725 :
726 2 : ret = 0;
727 :
728 : out:
729 2 : hostapd_global_ctrl_iface_deinit(&interfaces);
730 : /* Deinitialize all interfaces */
731 4 : for (i = 0; i < interfaces.count; i++) {
732 2 : if (!interfaces.iface[i])
733 0 : continue;
734 4 : interfaces.iface[i]->driver_ap_teardown =
735 2 : !!(interfaces.iface[i]->drv_flags &
736 : WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT);
737 2 : hostapd_interface_deinit_free(interfaces.iface[i]);
738 : }
739 2 : os_free(interfaces.iface);
740 :
741 2 : hostapd_global_deinit(pid_file);
742 2 : os_free(pid_file);
743 :
744 2 : if (log_file)
745 1 : wpa_debug_close_file();
746 2 : wpa_debug_close_linux_tracing();
747 :
748 2 : os_free(bss_config);
749 :
750 2 : os_program_deinit();
751 :
752 2 : return ret;
753 : }
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