Updated to hostap_2_6
[mech_eap.git] / libeap / hostapd / main.c
index 6c7406a..2c8dbd3 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * hostapd / main()
- * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2002-2016, Jouni Malinen <j@w1.fi>
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -171,7 +171,8 @@ static int hostapd_driver_init(struct hostapd_iface *iface)
 
                if (global.drv_priv[i] == NULL &&
                    wpa_drivers[i]->global_init) {
-                       global.drv_priv[i] = wpa_drivers[i]->global_init();
+                       global.drv_priv[i] =
+                               wpa_drivers[i]->global_init(iface->interfaces);
                        if (global.drv_priv[i] == NULL) {
                                wpa_printf(MSG_ERROR, "Failed to initialize "
                                           "driver '%s'",
@@ -216,11 +217,20 @@ static int hostapd_driver_init(struct hostapd_iface *iface)
                iface->drv_flags = capa.flags;
                iface->smps_modes = capa.smps_modes;
                iface->probe_resp_offloads = capa.probe_resp_offloads;
+               /*
+                * Use default extended capa values from per-radio information
+                */
                iface->extended_capa = capa.extended_capa;
                iface->extended_capa_mask = capa.extended_capa_mask;
                iface->extended_capa_len = capa.extended_capa_len;
                iface->drv_max_acl_mac_addrs = capa.max_acl_mac_addrs;
 
+               /*
+                * Override extended capa with per-interface type (AP), if
+                * available from the driver.
+                */
+               hostapd_get_ext_capa(iface);
+
                triggs = wpa_get_wowlan_triggers(conf->wowlan_triggers, &capa);
                if (triggs && hapd->driver->set_wowlan) {
                        if (hapd->driver->set_wowlan(hapd->drv_priv, triggs))
@@ -241,7 +251,7 @@ static int hostapd_driver_init(struct hostapd_iface *iface)
  * interfaces. No actiual driver operations are started.
  */
 static struct hostapd_iface *
-hostapd_interface_init(struct hapd_interfaces *interfaces,
+hostapd_interface_init(struct hapd_interfaces *interfaces, const char *if_name,
                       const char *config_fname, int debug)
 {
        struct hostapd_iface *iface;
@@ -251,6 +261,12 @@ hostapd_interface_init(struct hapd_interfaces *interfaces,
        iface = hostapd_init(interfaces, config_fname);
        if (!iface)
                return NULL;
+
+       if (if_name) {
+               os_strlcpy(iface->conf->bss[0]->iface, if_name,
+                          sizeof(iface->conf->bss[0]->iface));
+       }
+
        iface->interfaces = interfaces;
 
        for (k = 0; k < debug; k++) {
@@ -260,7 +276,8 @@ hostapd_interface_init(struct hapd_interfaces *interfaces,
 
        if (iface->conf->bss[0]->iface[0] == '\0' &&
            !hostapd_drv_none(iface->bss[0])) {
-               wpa_printf(MSG_ERROR, "Interface name not specified in %s",
+               wpa_printf(MSG_ERROR,
+                          "Interface name not specified in %s, nor by '-i' parameter",
                           config_fname);
                hostapd_interface_deinit_free(iface);
                return NULL;
@@ -329,6 +346,7 @@ static int hostapd_global_init(struct hapd_interfaces *interfaces,
                wpa_printf(MSG_ERROR, "Failed to initialize event loop");
                return -1;
        }
+       interfaces->eloop_initialized = 1;
 
        random_init(entropy_file);
 
@@ -356,7 +374,7 @@ static int hostapd_global_init(struct hapd_interfaces *interfaces,
 }
 
 
-static void hostapd_global_deinit(const char *pid_file)
+static void hostapd_global_deinit(const char *pid_file, int eloop_initialized)
 {
        int i;
 
@@ -374,7 +392,8 @@ static void hostapd_global_deinit(const char *pid_file)
 
        random_deinit();
 
-       eloop_destroy();
+       if (eloop_initialized)
+               eloop_destroy();
 
 #ifndef CONFIG_NATIVE_WINDOWS
        closelog();
@@ -408,9 +427,16 @@ static int hostapd_global_run(struct hapd_interfaces *ifaces, int daemonize,
        }
 #endif /* EAP_SERVER_TNC */
 
-       if (daemonize && os_daemonize(pid_file)) {
-               wpa_printf(MSG_ERROR, "daemon: %s", strerror(errno));
-               return -1;
+       if (daemonize) {
+               if (os_daemonize(pid_file)) {
+                       wpa_printf(MSG_ERROR, "daemon: %s", strerror(errno));
+                       return -1;
+               }
+               if (eloop_sock_requeue()) {
+                       wpa_printf(MSG_ERROR, "eloop_sock_requeue: %s",
+                                  strerror(errno));
+                       return -1;
+               }
        }
 
        eloop_run();
@@ -425,7 +451,7 @@ static void show_version(void)
                "hostapd v" VERSION_STR "\n"
                "User space daemon for IEEE 802.11 AP management,\n"
                "IEEE 802.1X/WPA/WPA2/EAP/RADIUS Authenticator\n"
-               "Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi> "
+               "Copyright (c) 2002-2016, Jouni Malinen <j@w1.fi> "
                "and contributors\n");
 }
 
@@ -437,7 +463,8 @@ static void usage(void)
                "\n"
                "usage: hostapd [-hdBKtv] [-P <PID file>] [-e <entropy file>] "
                "\\\n"
-               "         [-g <global ctrl_iface>] [-G <group>] \\\n"
+               "         [-g <global ctrl_iface>] [-G <group>]\\\n"
+               "         [-i <comma-separated list of interface names>]\\\n"
                "         <configuration file(s)>\n"
                "\n"
                "options:\n"
@@ -456,6 +483,8 @@ static void usage(void)
                "   -T = record to Linux tracing in addition to logging\n"
                "        (records all messages regardless of debug verbosity)\n"
 #endif /* CONFIG_DEBUG_LINUX_TRACING */
+               "   -i   list of interface names to use\n"
+               "   -S   start all the interfaces synchronously\n"
                "   -t   include timestamps in some debug messages\n"
                "   -v   show hostapd version\n");
 
@@ -466,9 +495,8 @@ static void usage(void)
 static const char * hostapd_msg_ifname_cb(void *ctx)
 {
        struct hostapd_data *hapd = ctx;
-       if (hapd && hapd->iconf && hapd->iconf->bss &&
-           hapd->iconf->num_bss > 0 && hapd->iconf->bss[0])
-               return hapd->iconf->bss[0]->iface;
+       if (hapd && hapd->conf)
+               return hapd->conf->iface;
        return NULL;
 }
 
@@ -476,11 +504,16 @@ static const char * hostapd_msg_ifname_cb(void *ctx)
 static int hostapd_get_global_ctrl_iface(struct hapd_interfaces *interfaces,
                                         const char *path)
 {
+#ifndef CONFIG_CTRL_IFACE_UDP
        char *pos;
+#endif /* !CONFIG_CTRL_IFACE_UDP */
+
        os_free(interfaces->global_iface_path);
        interfaces->global_iface_path = os_strdup(path);
        if (interfaces->global_iface_path == NULL)
                return -1;
+
+#ifndef CONFIG_CTRL_IFACE_UDP
        pos = os_strrchr(interfaces->global_iface_path, '/');
        if (pos == NULL) {
                wpa_printf(MSG_ERROR, "No '/' in the global control interface "
@@ -492,6 +525,7 @@ static int hostapd_get_global_ctrl_iface(struct hapd_interfaces *interfaces,
 
        *pos = '\0';
        interfaces->global_iface_name = pos + 1;
+#endif /* !CONFIG_CTRL_IFACE_UDP */
 
        return 0;
 }
@@ -513,6 +547,43 @@ static int hostapd_get_ctrl_iface_group(struct hapd_interfaces *interfaces,
 }
 
 
+static int hostapd_get_interface_names(char ***if_names,
+                                      size_t *if_names_size,
+                                      char *optarg)
+{
+       char *if_name, *tmp, **nnames;
+       size_t i;
+
+       if (!optarg)
+               return -1;
+       if_name = strtok_r(optarg, ",", &tmp);
+
+       while (if_name) {
+               nnames = os_realloc_array(*if_names, 1 + *if_names_size,
+                                         sizeof(char *));
+               if (!nnames)
+                       goto fail;
+               *if_names = nnames;
+
+               (*if_names)[*if_names_size] = os_strdup(if_name);
+               if (!(*if_names)[*if_names_size])
+                       goto fail;
+               (*if_names_size)++;
+               if_name = strtok_r(NULL, ",", &tmp);
+       }
+
+       return 0;
+
+fail:
+       for (i = 0; i < *if_names_size; i++)
+               os_free((*if_names)[i]);
+       os_free(*if_names);
+       *if_names = NULL;
+       *if_names_size = 0;
+       return -1;
+}
+
+
 #ifdef CONFIG_WPS
 static int gen_uuid(const char *txt_addr)
 {
@@ -570,6 +641,9 @@ int main(int argc, char *argv[])
 #ifdef CONFIG_DEBUG_LINUX_TRACING
        int enable_trace_dbg = 0;
 #endif /* CONFIG_DEBUG_LINUX_TRACING */
+       int start_ifaces_in_sync = 0;
+       char **if_names = NULL;
+       size_t if_names_size = 0;
 
        if (os_program_init())
                return -1;
@@ -584,10 +658,10 @@ int main(int argc, char *argv[])
        interfaces.global_iface_path = NULL;
        interfaces.global_iface_name = NULL;
        interfaces.global_ctrl_sock = -1;
-       interfaces.global_ctrl_dst = NULL;
+       dl_list_init(&interfaces.global_ctrl_dst);
 
        for (;;) {
-               c = getopt(argc, argv, "b:Bde:f:hKP:Ttu:vg:G:");
+               c = getopt(argc, argv, "b:Bde:f:hi:KP:STtu:vg:G:");
                if (c < 0)
                        break;
                switch (c) {
@@ -644,10 +718,18 @@ int main(int argc, char *argv[])
                        bss_config = tmp_bss;
                        bss_config[num_bss_configs++] = optarg;
                        break;
+               case 'S':
+                       start_ifaces_in_sync = 1;
+                       break;
 #ifdef CONFIG_WPS
                case 'u':
                        return gen_uuid(optarg);
 #endif /* CONFIG_WPS */
+               case 'i':
+                       if (hostapd_get_interface_names(&if_names,
+                                                       &if_names_size, optarg))
+                               goto out;
+                       break;
                default:
                        usage();
                        break;
@@ -705,13 +787,21 @@ int main(int argc, char *argv[])
 
        /* Allocate and parse configuration for full interface files */
        for (i = 0; i < interfaces.count; i++) {
+               char *if_name = NULL;
+
+               if (i < if_names_size)
+                       if_name = if_names[i];
+
                interfaces.iface[i] = hostapd_interface_init(&interfaces,
+                                                            if_name,
                                                             argv[optind + i],
                                                             debug);
                if (!interfaces.iface[i]) {
                        wpa_printf(MSG_ERROR, "Failed to initialize interface");
                        goto out;
                }
+               if (start_ifaces_in_sync)
+                       interfaces.iface[i]->need_to_start_in_sync = 1;
        }
 
        /* Allocate and parse configuration for per-BSS files */
@@ -787,8 +877,9 @@ int main(int argc, char *argv[])
        }
        os_free(interfaces.iface);
 
-       eloop_cancel_timeout(hostapd_periodic, &interfaces, NULL);
-       hostapd_global_deinit(pid_file);
+       if (interfaces.eloop_initialized)
+               eloop_cancel_timeout(hostapd_periodic, &interfaces, NULL);
+       hostapd_global_deinit(pid_file, interfaces.eloop_initialized);
        os_free(pid_file);
 
        if (log_file)
@@ -797,6 +888,10 @@ int main(int argc, char *argv[])
 
        os_free(bss_config);
 
+       for (i = 0; i < if_names_size; i++)
+               os_free(if_names[i]);
+       os_free(if_names);
+
        fst_global_deinit();
 
        os_program_deinit();