* hostapd / main()
* Copyright (c) 2002-2011, Jouni Malinen <j@w1.fi>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Alternatively, this software may be distributed under the terms of BSD
- * license.
- *
- * See README and COPYING for more details.
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
*/
#include "utils/includes.h"
#ifndef CONFIG_NATIVE_WINDOWS
#include <syslog.h>
+#include <grp.h>
#endif /* CONFIG_NATIVE_WINDOWS */
#include "utils/common.h"
#include "eap_server/tncs.h"
#include "ap/hostapd.h"
#include "ap/ap_config.h"
+#include "ap/ap_drv_ops.h"
#include "config_file.h"
#include "eap_register.h"
#include "dump_state.h"
extern int wpa_debug_show_keys;
extern int wpa_debug_timestamp;
+extern struct wpa_driver_ops *wpa_drivers[];
-struct hapd_interfaces {
- size_t count;
- struct hostapd_iface **iface;
-};
-
-
-static int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
- int (*cb)(struct hostapd_iface *iface,
- void *ctx), void *ctx)
-{
- size_t i;
- int ret;
- for (i = 0; i < interfaces->count; i++) {
- ret = cb(interfaces->iface[i], ctx);
- if (ret)
- return ret;
- }
+struct hapd_global {
+ void **drv_priv;
+ size_t drv_count;
+};
- return 0;
-}
+static struct hapd_global global;
#ifndef CONFIG_NO_HOSTAPD_LOGGER
if (hapd_iface == NULL)
goto fail;
- hapd_iface->reload_config = hostapd_reload_config;
- hapd_iface->config_read_cb = hostapd_config_read;
hapd_iface->config_fname = os_strdup(config_file);
if (hapd_iface->config_fname == NULL)
goto fail;
- hapd_iface->ctrl_iface_init = hostapd_ctrl_iface_init;
- hapd_iface->ctrl_iface_deinit = hostapd_ctrl_iface_deinit;
- hapd_iface->for_each_interface = hostapd_for_each_interface;
conf = hostapd_config_read(hapd_iface->config_fname);
if (conf == NULL)
hapd_iface->conf = conf;
hapd_iface->num_bss = conf->num_bss;
- hapd_iface->bss = os_zalloc(conf->num_bss *
+ hapd_iface->bss = os_calloc(conf->num_bss,
sizeof(struct hostapd_data *));
if (hapd_iface->bss == NULL)
goto fail;
b = NULL;
os_memset(¶ms, 0, sizeof(params));
+ for (i = 0; wpa_drivers[i]; i++) {
+ if (wpa_drivers[i] != hapd->driver)
+ continue;
+
+ if (global.drv_priv[i] == NULL &&
+ wpa_drivers[i]->global_init) {
+ global.drv_priv[i] = wpa_drivers[i]->global_init();
+ if (global.drv_priv[i] == NULL) {
+ wpa_printf(MSG_ERROR, "Failed to initialize "
+ "driver '%s'",
+ wpa_drivers[i]->name);
+ return -1;
+ }
+ }
+
+ params.global_priv = global.drv_priv[i];
+ break;
+ }
params.bssid = b;
params.ifname = hapd->conf->iface;
- params.ssid = (const u8 *) hapd->conf->ssid.ssid;
+ params.ssid = hapd->conf->ssid.ssid;
params.ssid_len = hapd->conf->ssid.ssid_len;
params.test_socket = hapd->conf->test_socket;
params.use_pae_group_addr = hapd->conf->use_pae_group_addr;
params.num_bridge = hapd->iface->num_bss;
- params.bridge = os_zalloc(hapd->iface->num_bss * sizeof(char *));
+ params.bridge = os_calloc(hapd->iface->num_bss, sizeof(char *));
if (params.bridge == NULL)
return -1;
for (i = 0; i < hapd->iface->num_bss; i++) {
}
if (hapd->driver->get_capa &&
- hapd->driver->get_capa(hapd->drv_priv, &capa) == 0)
+ hapd->driver->get_capa(hapd->drv_priv, &capa) == 0) {
iface->drv_flags = capa.flags;
+ iface->probe_resp_offloads = capa.probe_resp_offloads;
+ iface->extended_capa = capa.extended_capa;
+ iface->extended_capa_mask = capa.extended_capa_mask;
+ iface->extended_capa_len = capa.extended_capa_len;
+ }
return 0;
}
-static void hostapd_interface_deinit_free(struct hostapd_iface *iface)
-{
- const struct wpa_driver_ops *driver;
- void *drv_priv;
- if (iface == NULL)
- return;
- driver = iface->bss[0]->driver;
- drv_priv = iface->bss[0]->drv_priv;
- hostapd_interface_deinit(iface);
- if (driver && driver->hapd_deinit)
- driver->hapd_deinit(drv_priv);
- hostapd_interface_free(iface);
-}
-
-
static struct hostapd_iface *
hostapd_interface_init(struct hapd_interfaces *interfaces,
const char *config_fname, int debug)
iface->bss[0]->conf->logger_stdout_level--;
}
- if (hostapd_driver_init(iface) ||
- hostapd_setup_interface(iface)) {
- hostapd_interface_deinit_free(iface);
- return NULL;
+ if (iface->conf->bss[0].iface[0] != 0 ||
+ hostapd_drv_none(iface->bss[0])) {
+ if (hostapd_driver_init(iface) ||
+ hostapd_setup_interface(iface)) {
+ hostapd_interface_deinit_free(iface);
+ return NULL;
+ }
}
return iface;
static int hostapd_global_init(struct hapd_interfaces *interfaces,
const char *entropy_file)
{
+ int i;
+
+ os_memset(&global, 0, sizeof(global));
+
hostapd_logger_register_cb(hostapd_logger_cb);
if (eap_server_register_methods()) {
openlog("hostapd", 0, LOG_DAEMON);
#endif /* CONFIG_NATIVE_WINDOWS */
+ for (i = 0; wpa_drivers[i]; i++)
+ global.drv_count++;
+ if (global.drv_count == 0) {
+ wpa_printf(MSG_ERROR, "No drivers enabled");
+ return -1;
+ }
+ global.drv_priv = os_calloc(global.drv_count, sizeof(void *));
+ if (global.drv_priv == NULL)
+ return -1;
+
return 0;
}
static void hostapd_global_deinit(const char *pid_file)
{
+ int i;
+
+ for (i = 0; wpa_drivers[i] && global.drv_priv; i++) {
+ if (!global.drv_priv[i])
+ continue;
+ wpa_drivers[i]->global_deinit(global.drv_priv[i]);
+ }
+ os_free(global.drv_priv);
+ global.drv_priv = NULL;
+
#ifdef EAP_SERVER_TNC
tncs_global_deinit();
#endif /* EAP_SERVER_TNC */
"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) 2002-2011, Jouni Malinen <j@w1.fi> "
+ "Copyright (c) 2002-2013, Jouni Malinen <j@w1.fi> "
"and contributors\n");
}
fprintf(stderr,
"\n"
"usage: hostapd [-hdBKtv] [-P <PID file>] [-e <entropy file>] "
- "<configuration file(s)>\n"
+ "\\\n"
+ " [-g <global ctrl_iface>] [-G <group>] \\\n"
+ " <configuration file(s)>\n"
"\n"
"options:\n"
" -h show this usage\n"
" -d show more debug messages (-dd for even more)\n"
" -B run daemon in the background\n"
" -e entropy file\n"
+ " -g global control interface path\n"
+ " -G group for control interfaces\n"
" -P PID file\n"
" -K include key data in debug messages\n"
#ifdef CONFIG_DEBUG_FILE
}
+static int hostapd_get_global_ctrl_iface(struct hapd_interfaces *interfaces,
+ const char *path)
+{
+ char *pos;
+ os_free(interfaces->global_iface_path);
+ interfaces->global_iface_path = os_strdup(path);
+ if (interfaces->global_iface_path == NULL)
+ return -1;
+ pos = os_strrchr(interfaces->global_iface_path, '/');
+ if (pos == NULL) {
+ wpa_printf(MSG_ERROR, "No '/' in the global control interface "
+ "file");
+ os_free(interfaces->global_iface_path);
+ interfaces->global_iface_path = NULL;
+ return -1;
+ }
+
+ *pos = '\0';
+ interfaces->global_iface_name = pos + 1;
+
+ return 0;
+}
+
+
+static int hostapd_get_ctrl_iface_group(struct hapd_interfaces *interfaces,
+ const char *group)
+{
+#ifndef CONFIG_NATIVE_WINDOWS
+ struct group *grp;
+ grp = getgrnam(group);
+ if (grp == NULL) {
+ wpa_printf(MSG_ERROR, "Unknown group '%s'", group);
+ return -1;
+ }
+ interfaces->ctrl_iface_group = grp->gr_gid;
+#endif /* CONFIG_NATIVE_WINDOWS */
+ return 0;
+}
+
+
int main(int argc, char *argv[])
{
struct hapd_interfaces interfaces;
if (os_program_init())
return -1;
+ os_memset(&interfaces, 0, sizeof(interfaces));
+ interfaces.reload_config = hostapd_reload_config;
+ interfaces.config_read_cb = hostapd_config_read;
+ interfaces.for_each_interface = hostapd_for_each_interface;
+ interfaces.ctrl_iface_init = hostapd_ctrl_iface_init;
+ interfaces.ctrl_iface_deinit = hostapd_ctrl_iface_deinit;
+ interfaces.driver_init = hostapd_driver_init;
+ interfaces.global_iface_path = NULL;
+ interfaces.global_iface_name = NULL;
+ interfaces.global_ctrl_sock = -1;
+
for (;;) {
- c = getopt(argc, argv, "Bde:f:hKP:tv");
+ c = getopt(argc, argv, "Bde:f:hKP:tvg:G:");
if (c < 0)
break;
switch (c) {
show_version();
exit(1);
break;
-
+ case 'g':
+ if (hostapd_get_global_ctrl_iface(&interfaces, optarg))
+ return -1;
+ break;
+ case 'G':
+ if (hostapd_get_ctrl_iface_group(&interfaces, optarg))
+ return -1;
+ break;
default:
usage();
break;
}
}
- if (optind == argc)
+ if (optind == argc && interfaces.global_iface_path == NULL)
usage();
wpa_msg_register_ifname_cb(hostapd_msg_ifname_cb);
wpa_debug_open_file(log_file);
interfaces.count = argc - optind;
- interfaces.iface = os_zalloc(interfaces.count *
- sizeof(struct hostapd_iface *));
- if (interfaces.iface == NULL) {
- wpa_printf(MSG_ERROR, "malloc failed");
- return -1;
+ if (interfaces.count) {
+ interfaces.iface = os_calloc(interfaces.count,
+ sizeof(struct hostapd_iface *));
+ if (interfaces.iface == NULL) {
+ wpa_printf(MSG_ERROR, "malloc failed");
+ return -1;
+ }
}
if (hostapd_global_init(&interfaces, entropy_file))
goto out;
}
+ hostapd_global_ctrl_iface_init(&interfaces);
+
if (hostapd_global_run(&interfaces, daemonize, pid_file))
goto out;
ret = 0;
out:
+ hostapd_global_ctrl_iface_deinit(&interfaces);
/* Deinitialize all interfaces */
for (i = 0; i < interfaces.count; i++)
hostapd_interface_deinit_free(interfaces.iface[i]);