+++ /dev/null
-/*
- * hostapd / main()
- * Copyright (c) 2002-2010, 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.
- */
-
-#include "utils/includes.h"
-#ifndef CONFIG_NATIVE_WINDOWS
-#include <syslog.h>
-#endif /* CONFIG_NATIVE_WINDOWS */
-
-#include "utils/common.h"
-#include "utils/eloop.h"
-#include "crypto/tls.h"
-#include "common/version.h"
-#include "drivers/driver.h"
-#include "eap_server/eap.h"
-#include "eap_server/tncs.h"
-#include "ap/hostapd.h"
-#include "ap/ap_config.h"
-#include "config_file.h"
-#include "eap_register.h"
-#include "dump_state.h"
-#include "ctrl_iface.h"
-
-
-extern int wpa_debug_level;
-extern int wpa_debug_show_keys;
-extern int wpa_debug_timestamp;
-
-
-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;
- }
-
- return 0;
-}
-
-
-#ifndef CONFIG_NO_HOSTAPD_LOGGER
-static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module,
- int level, const char *txt, size_t len)
-{
- struct hostapd_data *hapd = ctx;
- char *format, *module_str;
- int maxlen;
- int conf_syslog_level, conf_stdout_level;
- unsigned int conf_syslog, conf_stdout;
-
- maxlen = len + 100;
- format = os_malloc(maxlen);
- if (!format)
- return;
-
- if (hapd && hapd->conf) {
- conf_syslog_level = hapd->conf->logger_syslog_level;
- conf_stdout_level = hapd->conf->logger_stdout_level;
- conf_syslog = hapd->conf->logger_syslog;
- conf_stdout = hapd->conf->logger_stdout;
- } else {
- conf_syslog_level = conf_stdout_level = 0;
- conf_syslog = conf_stdout = (unsigned int) -1;
- }
-
- switch (module) {
- case HOSTAPD_MODULE_IEEE80211:
- module_str = "IEEE 802.11";
- break;
- case HOSTAPD_MODULE_IEEE8021X:
- module_str = "IEEE 802.1X";
- break;
- case HOSTAPD_MODULE_RADIUS:
- module_str = "RADIUS";
- break;
- case HOSTAPD_MODULE_WPA:
- module_str = "WPA";
- break;
- case HOSTAPD_MODULE_DRIVER:
- module_str = "DRIVER";
- break;
- case HOSTAPD_MODULE_IAPP:
- module_str = "IAPP";
- break;
- case HOSTAPD_MODULE_MLME:
- module_str = "MLME";
- break;
- default:
- module_str = NULL;
- break;
- }
-
- if (hapd && hapd->conf && addr)
- os_snprintf(format, maxlen, "%s: STA " MACSTR "%s%s: %s",
- hapd->conf->iface, MAC2STR(addr),
- module_str ? " " : "", module_str, txt);
- else if (hapd && hapd->conf)
- os_snprintf(format, maxlen, "%s:%s%s %s",
- hapd->conf->iface, module_str ? " " : "",
- module_str, txt);
- else if (addr)
- os_snprintf(format, maxlen, "STA " MACSTR "%s%s: %s",
- MAC2STR(addr), module_str ? " " : "",
- module_str, txt);
- else
- os_snprintf(format, maxlen, "%s%s%s",
- module_str, module_str ? ": " : "", txt);
-
- if ((conf_stdout & module) && level >= conf_stdout_level) {
- wpa_debug_print_timestamp();
- printf("%s\n", format);
- }
-
-#ifndef CONFIG_NATIVE_WINDOWS
- if ((conf_syslog & module) && level >= conf_syslog_level) {
- int priority;
- switch (level) {
- case HOSTAPD_LEVEL_DEBUG_VERBOSE:
- case HOSTAPD_LEVEL_DEBUG:
- priority = LOG_DEBUG;
- break;
- case HOSTAPD_LEVEL_INFO:
- priority = LOG_INFO;
- break;
- case HOSTAPD_LEVEL_NOTICE:
- priority = LOG_NOTICE;
- break;
- case HOSTAPD_LEVEL_WARNING:
- priority = LOG_WARNING;
- break;
- default:
- priority = LOG_INFO;
- break;
- }
- syslog(priority, "%s", format);
- }
-#endif /* CONFIG_NATIVE_WINDOWS */
-
- os_free(format);
-}
-#endif /* CONFIG_NO_HOSTAPD_LOGGER */
-
-
-/**
- * hostapd_init - Allocate and initialize per-interface data
- * @config_file: Path to the configuration file
- * Returns: Pointer to the allocated interface data or %NULL on failure
- *
- * This function is used to allocate main data structures for per-interface
- * data. The allocated data buffer will be freed by calling
- * hostapd_cleanup_iface().
- */
-static struct hostapd_iface * hostapd_init(const char *config_file)
-{
- struct hostapd_iface *hapd_iface = NULL;
- struct hostapd_config *conf = NULL;
- struct hostapd_data *hapd;
- size_t i;
-
- hapd_iface = os_zalloc(sizeof(*hapd_iface));
- 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)
- goto fail;
- hapd_iface->conf = conf;
-
- hapd_iface->num_bss = conf->num_bss;
- hapd_iface->bss = os_zalloc(conf->num_bss *
- sizeof(struct hostapd_data *));
- if (hapd_iface->bss == NULL)
- goto fail;
-
- for (i = 0; i < conf->num_bss; i++) {
- hapd = hapd_iface->bss[i] =
- hostapd_alloc_bss_data(hapd_iface, conf,
- &conf->bss[i]);
- if (hapd == NULL)
- goto fail;
- hapd->msg_ctx = hapd;
- }
-
- return hapd_iface;
-
-fail:
- if (conf)
- hostapd_config_free(conf);
- if (hapd_iface) {
- os_free(hapd_iface->config_fname);
- os_free(hapd_iface->bss);
- os_free(hapd_iface);
- }
- return NULL;
-}
-
-
-static int hostapd_driver_init(struct hostapd_iface *iface)
-{
- struct wpa_init_params params;
- size_t i;
- struct hostapd_data *hapd = iface->bss[0];
- struct hostapd_bss_config *conf = hapd->conf;
- u8 *b = conf->bssid;
-
- if (hapd->driver == NULL || hapd->driver->hapd_init == NULL) {
- wpa_printf(MSG_ERROR, "No hostapd driver wrapper available");
- return -1;
- }
-
- /* Initialize the driver interface */
- if (!(b[0] | b[1] | b[2] | b[3] | b[4] | b[5]))
- b = NULL;
-
- os_memset(¶ms, 0, sizeof(params));
- params.bssid = b;
- params.ifname = hapd->conf->iface;
- params.ssid = (const u8 *) 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 *));
- if (params.bridge == NULL)
- return -1;
- for (i = 0; i < hapd->iface->num_bss; i++) {
- struct hostapd_data *bss = hapd->iface->bss[i];
- if (bss->conf->bridge[0])
- params.bridge[i] = bss->conf->bridge;
- }
-
- params.own_addr = hapd->own_addr;
-
- hapd->drv_priv = hapd->driver->hapd_init(hapd, ¶ms);
- os_free(params.bridge);
- if (hapd->drv_priv == NULL) {
- wpa_printf(MSG_ERROR, "%s driver initialization failed.",
- hapd->driver->name);
- hapd->driver = NULL;
- return -1;
- }
-
- 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)
-{
- struct hostapd_iface *iface;
- int k;
-
- wpa_printf(MSG_ERROR, "Configuration file: %s", config_fname);
- iface = hostapd_init(config_fname);
- if (!iface)
- return NULL;
- iface->interfaces = interfaces;
-
- for (k = 0; k < debug; k++) {
- if (iface->bss[0]->conf->logger_stdout_level > 0)
- iface->bss[0]->conf->logger_stdout_level--;
- }
-
- if (hostapd_driver_init(iface) ||
- hostapd_setup_interface(iface)) {
- hostapd_interface_deinit_free(iface);
- return NULL;
- }
-
- return iface;
-}
-
-
-/**
- * handle_term - SIGINT and SIGTERM handler to terminate hostapd process
- */
-static void handle_term(int sig, void *signal_ctx)
-{
- wpa_printf(MSG_DEBUG, "Signal %d received - terminating", sig);
- eloop_terminate();
-}
-
-
-#ifndef CONFIG_NATIVE_WINDOWS
-
-static int handle_reload_iface(struct hostapd_iface *iface, void *ctx)
-{
- if (hostapd_reload_config(iface) < 0) {
- wpa_printf(MSG_WARNING, "Failed to read new configuration "
- "file - continuing with old.");
- }
- return 0;
-}
-
-
-/**
- * handle_reload - SIGHUP handler to reload configuration
- */
-static void handle_reload(int sig, void *signal_ctx)
-{
- struct hapd_interfaces *interfaces = signal_ctx;
- wpa_printf(MSG_DEBUG, "Signal %d received - reloading configuration",
- sig);
- hostapd_for_each_interface(interfaces, handle_reload_iface, NULL);
-}
-
-
-static void handle_dump_state(int sig, void *signal_ctx)
-{
-#ifdef HOSTAPD_DUMP_STATE
- struct hapd_interfaces *interfaces = signal_ctx;
- hostapd_for_each_interface(interfaces, handle_dump_state_iface, NULL);
-#endif /* HOSTAPD_DUMP_STATE */
-}
-#endif /* CONFIG_NATIVE_WINDOWS */
-
-
-static int hostapd_global_init(struct hapd_interfaces *interfaces)
-{
- hostapd_logger_register_cb(hostapd_logger_cb);
-
- if (eap_server_register_methods()) {
- wpa_printf(MSG_ERROR, "Failed to register EAP methods");
- return -1;
- }
-
- if (eloop_init()) {
- wpa_printf(MSG_ERROR, "Failed to initialize event loop");
- return -1;
- }
-
-#ifndef CONFIG_NATIVE_WINDOWS
- eloop_register_signal(SIGHUP, handle_reload, interfaces);
- eloop_register_signal(SIGUSR1, handle_dump_state, interfaces);
-#endif /* CONFIG_NATIVE_WINDOWS */
- eloop_register_signal_terminate(handle_term, interfaces);
-
-#ifndef CONFIG_NATIVE_WINDOWS
- openlog("hostapd", 0, LOG_DAEMON);
-#endif /* CONFIG_NATIVE_WINDOWS */
-
- return 0;
-}
-
-
-static void hostapd_global_deinit(const char *pid_file)
-{
-#ifdef EAP_SERVER_TNC
- tncs_global_deinit();
-#endif /* EAP_SERVER_TNC */
-
- eloop_destroy();
-
-#ifndef CONFIG_NATIVE_WINDOWS
- closelog();
-#endif /* CONFIG_NATIVE_WINDOWS */
-
- eap_server_unregister_methods();
-
- os_daemonize_terminate(pid_file);
-}
-
-
-static int hostapd_global_run(struct hapd_interfaces *ifaces, int daemonize,
- const char *pid_file)
-{
-#ifdef EAP_SERVER_TNC
- int tnc = 0;
- size_t i, k;
-
- for (i = 0; !tnc && i < ifaces->count; i++) {
- for (k = 0; k < ifaces->iface[i]->num_bss; k++) {
- if (ifaces->iface[i]->bss[0]->conf->tnc) {
- tnc++;
- break;
- }
- }
- }
-
- if (tnc && tncs_global_init() < 0) {
- wpa_printf(MSG_ERROR, "Failed to initialize TNCS");
- return -1;
- }
-#endif /* EAP_SERVER_TNC */
-
- if (daemonize && os_daemonize(pid_file)) {
- perror("daemon");
- return -1;
- }
-
- eloop_run();
-
- return 0;
-}
-
-
-static void show_version(void)
-{
- fprintf(stderr,
- "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) 2002-2010, Jouni Malinen <j@w1.fi> "
- "and contributors\n");
-}
-
-
-static void usage(void)
-{
- show_version();
- fprintf(stderr,
- "\n"
- "usage: hostapd [-hdBKtv] [-P <PID file>] "
- "<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"
- " -P PID file\n"
- " -K include key data in debug messages\n"
- " -t include timestamps in some debug messages\n"
- " -v show hostapd version\n");
-
- exit(1);
-}
-
-
-int main(int argc, char *argv[])
-{
- struct hapd_interfaces interfaces;
- int ret = 1;
- size_t i;
- int c, debug = 0, daemonize = 0;
- char *pid_file = NULL;
-
- if (os_program_init())
- return -1;
-
- for (;;) {
- c = getopt(argc, argv, "BdhKP:tv");
- if (c < 0)
- break;
- switch (c) {
- case 'h':
- usage();
- break;
- case 'd':
- debug++;
- if (wpa_debug_level > 0)
- wpa_debug_level--;
- break;
- case 'B':
- daemonize++;
- break;
- case 'K':
- wpa_debug_show_keys++;
- break;
- case 'P':
- os_free(pid_file);
- pid_file = os_rel2abs_path(optarg);
- break;
- case 't':
- wpa_debug_timestamp++;
- break;
- case 'v':
- show_version();
- exit(1);
- break;
-
- default:
- usage();
- break;
- }
- }
-
- if (optind == argc)
- usage();
-
- interfaces.count = argc - optind;
- interfaces.iface = os_malloc(interfaces.count *
- sizeof(struct hostapd_iface *));
- if (interfaces.iface == NULL) {
- wpa_printf(MSG_ERROR, "malloc failed\n");
- return -1;
- }
-
- if (hostapd_global_init(&interfaces))
- return -1;
-
- /* Initialize interfaces */
- for (i = 0; i < interfaces.count; i++) {
- interfaces.iface[i] = hostapd_interface_init(&interfaces,
- argv[optind + i],
- debug);
- if (!interfaces.iface[i])
- goto out;
- }
-
- if (hostapd_global_run(&interfaces, daemonize, pid_file))
- goto out;
-
- ret = 0;
-
- out:
- /* Deinitialize all interfaces */
- for (i = 0; i < interfaces.count; i++)
- hostapd_interface_deinit_free(interfaces.iface[i]);
- os_free(interfaces.iface);
-
- hostapd_global_deinit(pid_file);
- os_free(pid_file);
-
- os_program_deinit();
-
- return ret;
-}
projects / mech_eap.git / blobdiff