+++ /dev/null
-/*
- * hostapd / UNIX domain socket -based control interface
- * Copyright (c) 2004-2015, Jouni Malinen <j@w1.fi>
- *
- * 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
-
-#ifdef CONFIG_TESTING_OPTIONS
-#include <net/ethernet.h>
-#include <netinet/ip.h>
-#endif /* CONFIG_TESTING_OPTIONS */
-
-#include <sys/un.h>
-#include <sys/stat.h>
-#include <stddef.h>
-
-#ifdef CONFIG_CTRL_IFACE_UDP
-#include <netdb.h>
-#endif /* CONFIG_CTRL_IFACE_UDP */
-
-#include "utils/common.h"
-#include "utils/eloop.h"
-#include "utils/module_tests.h"
-#include "common/version.h"
-#include "common/ieee802_11_defs.h"
-#include "common/ctrl_iface_common.h"
-#include "crypto/tls.h"
-#include "drivers/driver.h"
-#include "eapol_auth/eapol_auth_sm.h"
-#include "radius/radius_client.h"
-#include "radius/radius_server.h"
-#include "l2_packet/l2_packet.h"
-#include "ap/hostapd.h"
-#include "ap/ap_config.h"
-#include "ap/ieee802_1x.h"
-#include "ap/wpa_auth.h"
-#include "ap/ieee802_11.h"
-#include "ap/sta_info.h"
-#include "ap/wps_hostapd.h"
-#include "ap/ctrl_iface_ap.h"
-#include "ap/ap_drv_ops.h"
-#include "ap/hs20.h"
-#include "ap/wnm_ap.h"
-#include "ap/wpa_auth.h"
-#include "ap/beacon.h"
-#include "ap/neighbor_db.h"
-#include "ap/rrm.h"
-#include "wps/wps_defs.h"
-#include "wps/wps.h"
-#include "fst/fst_ctrl_iface.h"
-#include "config_file.h"
-#include "ctrl_iface.h"
-
-
-#define HOSTAPD_CLI_DUP_VALUE_MAX_LEN 256
-
-#ifdef CONFIG_CTRL_IFACE_UDP
-#define COOKIE_LEN 8
-static unsigned char cookie[COOKIE_LEN];
-static unsigned char gcookie[COOKIE_LEN];
-#define HOSTAPD_CTRL_IFACE_PORT 8877
-#define HOSTAPD_CTRL_IFACE_PORT_LIMIT 50
-#define HOSTAPD_GLOBAL_CTRL_IFACE_PORT 8878
-#define HOSTAPD_GLOBAL_CTRL_IFACE_PORT_LIMIT 50
-#endif /* CONFIG_CTRL_IFACE_UDP */
-
-static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level,
- enum wpa_msg_type type,
- const char *buf, size_t len);
-
-
-static int hostapd_ctrl_iface_attach(struct hostapd_data *hapd,
- struct sockaddr_storage *from,
- socklen_t fromlen)
-{
- return ctrl_iface_attach(&hapd->ctrl_dst, from, fromlen);
-}
-
-
-static int hostapd_ctrl_iface_detach(struct hostapd_data *hapd,
- struct sockaddr_storage *from,
- socklen_t fromlen)
-{
- return ctrl_iface_detach(&hapd->ctrl_dst, from, fromlen);
-}
-
-
-static int hostapd_ctrl_iface_level(struct hostapd_data *hapd,
- struct sockaddr_storage *from,
- socklen_t fromlen,
- char *level)
-{
- return ctrl_iface_level(&hapd->ctrl_dst, from, fromlen, level);
-}
-
-
-static int hostapd_ctrl_iface_new_sta(struct hostapd_data *hapd,
- const char *txtaddr)
-{
- u8 addr[ETH_ALEN];
- struct sta_info *sta;
-
- wpa_printf(MSG_DEBUG, "CTRL_IFACE NEW_STA %s", txtaddr);
-
- if (hwaddr_aton(txtaddr, addr))
- return -1;
-
- sta = ap_get_sta(hapd, addr);
- if (sta)
- return 0;
-
- wpa_printf(MSG_DEBUG, "Add new STA " MACSTR " based on ctrl_iface "
- "notification", MAC2STR(addr));
- sta = ap_sta_add(hapd, addr);
- if (sta == NULL)
- return -1;
-
- hostapd_new_assoc_sta(hapd, sta, 0);
- return 0;
-}
-
-
-#ifdef CONFIG_IEEE80211W
-#ifdef NEED_AP_MLME
-static int hostapd_ctrl_iface_sa_query(struct hostapd_data *hapd,
- const char *txtaddr)
-{
- u8 addr[ETH_ALEN];
- u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
-
- wpa_printf(MSG_DEBUG, "CTRL_IFACE SA_QUERY %s", txtaddr);
-
- if (hwaddr_aton(txtaddr, addr) ||
- os_get_random(trans_id, WLAN_SA_QUERY_TR_ID_LEN) < 0)
- return -1;
-
- ieee802_11_send_sa_query_req(hapd, addr, trans_id);
-
- return 0;
-}
-#endif /* NEED_AP_MLME */
-#endif /* CONFIG_IEEE80211W */
-
-
-#ifdef CONFIG_WPS
-static int hostapd_ctrl_iface_wps_pin(struct hostapd_data *hapd, char *txt)
-{
- char *pin = os_strchr(txt, ' ');
- char *timeout_txt;
- int timeout;
- u8 addr_buf[ETH_ALEN], *addr = NULL;
- char *pos;
-
- if (pin == NULL)
- return -1;
- *pin++ = '\0';
-
- timeout_txt = os_strchr(pin, ' ');
- if (timeout_txt) {
- *timeout_txt++ = '\0';
- timeout = atoi(timeout_txt);
- pos = os_strchr(timeout_txt, ' ');
- if (pos) {
- *pos++ = '\0';
- if (hwaddr_aton(pos, addr_buf) == 0)
- addr = addr_buf;
- }
- } else
- timeout = 0;
-
- return hostapd_wps_add_pin(hapd, addr, txt, pin, timeout);
-}
-
-
-static int hostapd_ctrl_iface_wps_check_pin(
- struct hostapd_data *hapd, char *cmd, char *buf, size_t buflen)
-{
- char pin[9];
- size_t len;
- char *pos;
- int ret;
-
- wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
- (u8 *) cmd, os_strlen(cmd));
- for (pos = cmd, len = 0; *pos != '\0'; pos++) {
- if (*pos < '0' || *pos > '9')
- continue;
- pin[len++] = *pos;
- if (len == 9) {
- wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
- return -1;
- }
- }
- if (len != 4 && len != 8) {
- wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
- return -1;
- }
- pin[len] = '\0';
-
- if (len == 8) {
- unsigned int pin_val;
- pin_val = atoi(pin);
- if (!wps_pin_valid(pin_val)) {
- wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
- ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
- if (os_snprintf_error(buflen, ret))
- return -1;
- return ret;
- }
- }
-
- ret = os_snprintf(buf, buflen, "%s", pin);
- if (os_snprintf_error(buflen, ret))
- return -1;
-
- return ret;
-}
-
-
-#ifdef CONFIG_WPS_NFC
-static int hostapd_ctrl_iface_wps_nfc_tag_read(struct hostapd_data *hapd,
- char *pos)
-{
- size_t len;
- struct wpabuf *buf;
- int ret;
-
- len = os_strlen(pos);
- if (len & 0x01)
- return -1;
- len /= 2;
-
- buf = wpabuf_alloc(len);
- if (buf == NULL)
- return -1;
- if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
- wpabuf_free(buf);
- return -1;
- }
-
- ret = hostapd_wps_nfc_tag_read(hapd, buf);
- wpabuf_free(buf);
-
- return ret;
-}
-
-
-static int hostapd_ctrl_iface_wps_nfc_config_token(struct hostapd_data *hapd,
- char *cmd, char *reply,
- size_t max_len)
-{
- int ndef;
- struct wpabuf *buf;
- int res;
-
- if (os_strcmp(cmd, "WPS") == 0)
- ndef = 0;
- else if (os_strcmp(cmd, "NDEF") == 0)
- ndef = 1;
- else
- return -1;
-
- buf = hostapd_wps_nfc_config_token(hapd, ndef);
- if (buf == NULL)
- return -1;
-
- res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
- wpabuf_len(buf));
- reply[res++] = '\n';
- reply[res] = '\0';
-
- wpabuf_free(buf);
-
- return res;
-}
-
-
-static int hostapd_ctrl_iface_wps_nfc_token_gen(struct hostapd_data *hapd,
- char *reply, size_t max_len,
- int ndef)
-{
- struct wpabuf *buf;
- int res;
-
- buf = hostapd_wps_nfc_token_gen(hapd, ndef);
- if (buf == NULL)
- return -1;
-
- res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
- wpabuf_len(buf));
- reply[res++] = '\n';
- reply[res] = '\0';
-
- wpabuf_free(buf);
-
- return res;
-}
-
-
-static int hostapd_ctrl_iface_wps_nfc_token(struct hostapd_data *hapd,
- char *cmd, char *reply,
- size_t max_len)
-{
- if (os_strcmp(cmd, "WPS") == 0)
- return hostapd_ctrl_iface_wps_nfc_token_gen(hapd, reply,
- max_len, 0);
-
- if (os_strcmp(cmd, "NDEF") == 0)
- return hostapd_ctrl_iface_wps_nfc_token_gen(hapd, reply,
- max_len, 1);
-
- if (os_strcmp(cmd, "enable") == 0)
- return hostapd_wps_nfc_token_enable(hapd);
-
- if (os_strcmp(cmd, "disable") == 0) {
- hostapd_wps_nfc_token_disable(hapd);
- return 0;
- }
-
- return -1;
-}
-
-
-static int hostapd_ctrl_iface_nfc_get_handover_sel(struct hostapd_data *hapd,
- char *cmd, char *reply,
- size_t max_len)
-{
- struct wpabuf *buf;
- int res;
- char *pos;
- int ndef;
-
- pos = os_strchr(cmd, ' ');
- if (pos == NULL)
- return -1;
- *pos++ = '\0';
-
- if (os_strcmp(cmd, "WPS") == 0)
- ndef = 0;
- else if (os_strcmp(cmd, "NDEF") == 0)
- ndef = 1;
- else
- return -1;
-
- if (os_strcmp(pos, "WPS-CR") == 0)
- buf = hostapd_wps_nfc_hs_cr(hapd, ndef);
- else
- buf = NULL;
- if (buf == NULL)
- return -1;
-
- res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
- wpabuf_len(buf));
- reply[res++] = '\n';
- reply[res] = '\0';
-
- wpabuf_free(buf);
-
- return res;
-}
-
-
-static int hostapd_ctrl_iface_nfc_report_handover(struct hostapd_data *hapd,
- char *cmd)
-{
- size_t len;
- struct wpabuf *req, *sel;
- int ret;
- char *pos, *role, *type, *pos2;
-
- role = cmd;
- pos = os_strchr(role, ' ');
- if (pos == NULL)
- return -1;
- *pos++ = '\0';
-
- type = pos;
- pos = os_strchr(type, ' ');
- if (pos == NULL)
- return -1;
- *pos++ = '\0';
-
- pos2 = os_strchr(pos, ' ');
- if (pos2 == NULL)
- return -1;
- *pos2++ = '\0';
-
- len = os_strlen(pos);
- if (len & 0x01)
- return -1;
- len /= 2;
-
- req = wpabuf_alloc(len);
- if (req == NULL)
- return -1;
- if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
- wpabuf_free(req);
- return -1;
- }
-
- len = os_strlen(pos2);
- if (len & 0x01) {
- wpabuf_free(req);
- return -1;
- }
- len /= 2;
-
- sel = wpabuf_alloc(len);
- if (sel == NULL) {
- wpabuf_free(req);
- return -1;
- }
- if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
- wpabuf_free(req);
- wpabuf_free(sel);
- return -1;
- }
-
- if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0) {
- ret = hostapd_wps_nfc_report_handover(hapd, req, sel);
- } else {
- wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
- "reported: role=%s type=%s", role, type);
- ret = -1;
- }
- wpabuf_free(req);
- wpabuf_free(sel);
-
- return ret;
-}
-
-#endif /* CONFIG_WPS_NFC */
-
-
-static int hostapd_ctrl_iface_wps_ap_pin(struct hostapd_data *hapd, char *txt,
- char *buf, size_t buflen)
-{
- int timeout = 300;
- char *pos;
- const char *pin_txt;
-
- pos = os_strchr(txt, ' ');
- if (pos)
- *pos++ = '\0';
-
- if (os_strcmp(txt, "disable") == 0) {
- hostapd_wps_ap_pin_disable(hapd);
- return os_snprintf(buf, buflen, "OK\n");
- }
-
- if (os_strcmp(txt, "random") == 0) {
- if (pos)
- timeout = atoi(pos);
- pin_txt = hostapd_wps_ap_pin_random(hapd, timeout);
- if (pin_txt == NULL)
- return -1;
- return os_snprintf(buf, buflen, "%s", pin_txt);
- }
-
- if (os_strcmp(txt, "get") == 0) {
- pin_txt = hostapd_wps_ap_pin_get(hapd);
- if (pin_txt == NULL)
- return -1;
- return os_snprintf(buf, buflen, "%s", pin_txt);
- }
-
- if (os_strcmp(txt, "set") == 0) {
- char *pin;
- if (pos == NULL)
- return -1;
- pin = pos;
- pos = os_strchr(pos, ' ');
- if (pos) {
- *pos++ = '\0';
- timeout = atoi(pos);
- }
- if (os_strlen(pin) > buflen)
- return -1;
- if (hostapd_wps_ap_pin_set(hapd, pin, timeout) < 0)
- return -1;
- return os_snprintf(buf, buflen, "%s", pin);
- }
-
- return -1;
-}
-
-
-static int hostapd_ctrl_iface_wps_config(struct hostapd_data *hapd, char *txt)
-{
- char *pos;
- char *ssid, *auth, *encr = NULL, *key = NULL;
-
- ssid = txt;
- pos = os_strchr(txt, ' ');
- if (!pos)
- return -1;
- *pos++ = '\0';
-
- auth = pos;
- pos = os_strchr(pos, ' ');
- if (pos) {
- *pos++ = '\0';
- encr = pos;
- pos = os_strchr(pos, ' ');
- if (pos) {
- *pos++ = '\0';
- key = pos;
- }
- }
-
- return hostapd_wps_config_ap(hapd, ssid, auth, encr, key);
-}
-
-
-static const char * pbc_status_str(enum pbc_status status)
-{
- switch (status) {
- case WPS_PBC_STATUS_DISABLE:
- return "Disabled";
- case WPS_PBC_STATUS_ACTIVE:
- return "Active";
- case WPS_PBC_STATUS_TIMEOUT:
- return "Timed-out";
- case WPS_PBC_STATUS_OVERLAP:
- return "Overlap";
- default:
- return "Unknown";
- }
-}
-
-
-static int hostapd_ctrl_iface_wps_get_status(struct hostapd_data *hapd,
- char *buf, size_t buflen)
-{
- int ret;
- char *pos, *end;
-
- pos = buf;
- end = buf + buflen;
-
- ret = os_snprintf(pos, end - pos, "PBC Status: %s\n",
- pbc_status_str(hapd->wps_stats.pbc_status));
-
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
-
- ret = os_snprintf(pos, end - pos, "Last WPS result: %s\n",
- (hapd->wps_stats.status == WPS_STATUS_SUCCESS ?
- "Success":
- (hapd->wps_stats.status == WPS_STATUS_FAILURE ?
- "Failed" : "None")));
-
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
-
- /* If status == Failure - Add possible Reasons */
- if(hapd->wps_stats.status == WPS_STATUS_FAILURE &&
- hapd->wps_stats.failure_reason > 0) {
- ret = os_snprintf(pos, end - pos,
- "Failure Reason: %s\n",
- wps_ei_str(hapd->wps_stats.failure_reason));
-
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- if (hapd->wps_stats.status) {
- ret = os_snprintf(pos, end - pos, "Peer Address: " MACSTR "\n",
- MAC2STR(hapd->wps_stats.peer_addr));
-
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- return pos - buf;
-}
-
-#endif /* CONFIG_WPS */
-
-#ifdef CONFIG_HS20
-
-static int hostapd_ctrl_iface_hs20_wnm_notif(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 addr[ETH_ALEN];
- const char *url;
-
- if (hwaddr_aton(cmd, addr))
- return -1;
- url = cmd + 17;
- if (*url == '\0') {
- url = NULL;
- } else {
- if (*url != ' ')
- return -1;
- url++;
- if (*url == '\0')
- url = NULL;
- }
-
- return hs20_send_wnm_notification(hapd, addr, 1, url);
-}
-
-
-static int hostapd_ctrl_iface_hs20_deauth_req(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 addr[ETH_ALEN];
- int code, reauth_delay, ret;
- const char *pos;
- size_t url_len;
- struct wpabuf *req;
-
- /* <STA MAC Addr> <Code(0/1)> <Re-auth-Delay(sec)> [URL] */
- if (hwaddr_aton(cmd, addr))
- return -1;
-
- pos = os_strchr(cmd, ' ');
- if (pos == NULL)
- return -1;
- pos++;
- code = atoi(pos);
-
- pos = os_strchr(pos, ' ');
- if (pos == NULL)
- return -1;
- pos++;
- reauth_delay = atoi(pos);
-
- url_len = 0;
- pos = os_strchr(pos, ' ');
- if (pos) {
- pos++;
- url_len = os_strlen(pos);
- }
-
- req = wpabuf_alloc(4 + url_len);
- if (req == NULL)
- return -1;
- wpabuf_put_u8(req, code);
- wpabuf_put_le16(req, reauth_delay);
- wpabuf_put_u8(req, url_len);
- if (pos)
- wpabuf_put_data(req, pos, url_len);
-
- wpa_printf(MSG_DEBUG, "HS 2.0: Send WNM-Notification to " MACSTR
- " to indicate imminent deauthentication (code=%d "
- "reauth_delay=%d)", MAC2STR(addr), code, reauth_delay);
- ret = hs20_send_wnm_notification_deauth_req(hapd, addr, req);
- wpabuf_free(req);
- return ret;
-}
-
-#endif /* CONFIG_HS20 */
-
-
-#ifdef CONFIG_INTERWORKING
-
-static int hostapd_ctrl_iface_set_qos_map_set(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 qos_map_set[16 + 2 * 21], count = 0;
- const char *pos = cmd;
- int val, ret;
-
- for (;;) {
- if (count == sizeof(qos_map_set)) {
- wpa_printf(MSG_ERROR, "Too many qos_map_set parameters");
- return -1;
- }
-
- val = atoi(pos);
- if (val < 0 || val > 255) {
- wpa_printf(MSG_INFO, "Invalid QoS Map Set");
- return -1;
- }
-
- qos_map_set[count++] = val;
- pos = os_strchr(pos, ',');
- if (!pos)
- break;
- pos++;
- }
-
- if (count < 16 || count & 1) {
- wpa_printf(MSG_INFO, "Invalid QoS Map Set");
- return -1;
- }
-
- ret = hostapd_drv_set_qos_map(hapd, qos_map_set, count);
- if (ret) {
- wpa_printf(MSG_INFO, "Failed to set QoS Map Set");
- return -1;
- }
-
- os_memcpy(hapd->conf->qos_map_set, qos_map_set, count);
- hapd->conf->qos_map_set_len = count;
-
- return 0;
-}
-
-
-static int hostapd_ctrl_iface_send_qos_map_conf(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 addr[ETH_ALEN];
- struct sta_info *sta;
- struct wpabuf *buf;
- u8 *qos_map_set = hapd->conf->qos_map_set;
- u8 qos_map_set_len = hapd->conf->qos_map_set_len;
- int ret;
-
- if (!qos_map_set_len) {
- wpa_printf(MSG_INFO, "QoS Map Set is not set");
- return -1;
- }
-
- if (hwaddr_aton(cmd, addr))
- return -1;
-
- sta = ap_get_sta(hapd, addr);
- if (sta == NULL) {
- wpa_printf(MSG_DEBUG, "Station " MACSTR " not found "
- "for QoS Map Configuration message",
- MAC2STR(addr));
- return -1;
- }
-
- if (!sta->qos_map_enabled) {
- wpa_printf(MSG_DEBUG, "Station " MACSTR " did not indicate "
- "support for QoS Map", MAC2STR(addr));
- return -1;
- }
-
- buf = wpabuf_alloc(2 + 2 + qos_map_set_len);
- if (buf == NULL)
- return -1;
-
- wpabuf_put_u8(buf, WLAN_ACTION_QOS);
- wpabuf_put_u8(buf, QOS_QOS_MAP_CONFIG);
-
- /* QoS Map Set Element */
- wpabuf_put_u8(buf, WLAN_EID_QOS_MAP_SET);
- wpabuf_put_u8(buf, qos_map_set_len);
- wpabuf_put_data(buf, qos_map_set, qos_map_set_len);
-
- ret = hostapd_drv_send_action(hapd, hapd->iface->freq, 0, addr,
- wpabuf_head(buf), wpabuf_len(buf));
- wpabuf_free(buf);
-
- return ret;
-}
-
-#endif /* CONFIG_INTERWORKING */
-
-
-#ifdef CONFIG_WNM
-
-static int hostapd_ctrl_iface_disassoc_imminent(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 addr[ETH_ALEN];
- int disassoc_timer;
- struct sta_info *sta;
-
- if (hwaddr_aton(cmd, addr))
- return -1;
- if (cmd[17] != ' ')
- return -1;
- disassoc_timer = atoi(cmd + 17);
-
- sta = ap_get_sta(hapd, addr);
- if (sta == NULL) {
- wpa_printf(MSG_DEBUG, "Station " MACSTR
- " not found for disassociation imminent message",
- MAC2STR(addr));
- return -1;
- }
-
- return wnm_send_disassoc_imminent(hapd, sta, disassoc_timer);
-}
-
-
-static int hostapd_ctrl_iface_ess_disassoc(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 addr[ETH_ALEN];
- const char *url, *timerstr;
- int disassoc_timer;
- struct sta_info *sta;
-
- if (hwaddr_aton(cmd, addr))
- return -1;
-
- sta = ap_get_sta(hapd, addr);
- if (sta == NULL) {
- wpa_printf(MSG_DEBUG, "Station " MACSTR
- " not found for ESS disassociation imminent message",
- MAC2STR(addr));
- return -1;
- }
-
- timerstr = cmd + 17;
- if (*timerstr != ' ')
- return -1;
- timerstr++;
- disassoc_timer = atoi(timerstr);
- if (disassoc_timer < 0 || disassoc_timer > 65535)
- return -1;
-
- url = os_strchr(timerstr, ' ');
- if (url == NULL)
- return -1;
- url++;
-
- return wnm_send_ess_disassoc_imminent(hapd, sta, url, disassoc_timer);
-}
-
-
-static int hostapd_ctrl_iface_bss_tm_req(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 addr[ETH_ALEN];
- const char *pos, *end;
- int disassoc_timer = 0;
- struct sta_info *sta;
- u8 req_mode = 0, valid_int = 0x01;
- u8 bss_term_dur[12];
- char *url = NULL;
- int ret;
- u8 nei_rep[1000];
- u8 *nei_pos = nei_rep;
- u8 mbo[10];
- size_t mbo_len = 0;
-
- if (hwaddr_aton(cmd, addr)) {
- wpa_printf(MSG_DEBUG, "Invalid STA MAC address");
- return -1;
- }
-
- sta = ap_get_sta(hapd, addr);
- if (sta == NULL) {
- wpa_printf(MSG_DEBUG, "Station " MACSTR
- " not found for BSS TM Request message",
- MAC2STR(addr));
- return -1;
- }
-
- pos = os_strstr(cmd, " disassoc_timer=");
- if (pos) {
- pos += 16;
- disassoc_timer = atoi(pos);
- if (disassoc_timer < 0 || disassoc_timer > 65535) {
- wpa_printf(MSG_DEBUG, "Invalid disassoc_timer");
- return -1;
- }
- }
-
- pos = os_strstr(cmd, " valid_int=");
- if (pos) {
- pos += 11;
- valid_int = atoi(pos);
- }
-
- pos = os_strstr(cmd, " bss_term=");
- if (pos) {
- pos += 10;
- req_mode |= WNM_BSS_TM_REQ_BSS_TERMINATION_INCLUDED;
- /* TODO: TSF configurable/learnable */
- bss_term_dur[0] = 4; /* Subelement ID */
- bss_term_dur[1] = 10; /* Length */
- os_memset(bss_term_dur, 2, 8);
- end = os_strchr(pos, ',');
- if (end == NULL) {
- wpa_printf(MSG_DEBUG, "Invalid bss_term data");
- return -1;
- }
- end++;
- WPA_PUT_LE16(&bss_term_dur[10], atoi(end));
- }
-
-
- /*
- * BSS Transition Candidate List Entries - Neighbor Report elements
- * neighbor=<BSSID>,<BSSID Information>,<Operating Class>,
- * <Channel Number>,<PHY Type>[,<hexdump of Optional Subelements>]
- */
- pos = cmd;
- while (pos) {
- u8 *nei_start;
- long int val;
- char *endptr, *tmp;
-
- pos = os_strstr(pos, " neighbor=");
- if (!pos)
- break;
- if (nei_pos + 15 > nei_rep + sizeof(nei_rep)) {
- wpa_printf(MSG_DEBUG,
- "Not enough room for additional neighbor");
- return -1;
- }
- pos += 10;
-
- nei_start = nei_pos;
- *nei_pos++ = WLAN_EID_NEIGHBOR_REPORT;
- nei_pos++; /* length to be filled in */
-
- if (hwaddr_aton(pos, nei_pos)) {
- wpa_printf(MSG_DEBUG, "Invalid BSSID");
- return -1;
- }
- nei_pos += ETH_ALEN;
- pos += 17;
- if (*pos != ',') {
- wpa_printf(MSG_DEBUG, "Missing BSSID Information");
- return -1;
- }
- pos++;
-
- val = strtol(pos, &endptr, 0);
- WPA_PUT_LE32(nei_pos, val);
- nei_pos += 4;
- if (*endptr != ',') {
- wpa_printf(MSG_DEBUG, "Missing Operating Class");
- return -1;
- }
- pos = endptr + 1;
-
- *nei_pos++ = atoi(pos); /* Operating Class */
- pos = os_strchr(pos, ',');
- if (pos == NULL) {
- wpa_printf(MSG_DEBUG, "Missing Channel Number");
- return -1;
- }
- pos++;
-
- *nei_pos++ = atoi(pos); /* Channel Number */
- pos = os_strchr(pos, ',');
- if (pos == NULL) {
- wpa_printf(MSG_DEBUG, "Missing PHY Type");
- return -1;
- }
- pos++;
-
- *nei_pos++ = atoi(pos); /* PHY Type */
- end = os_strchr(pos, ' ');
- tmp = os_strchr(pos, ',');
- if (tmp && (!end || tmp < end)) {
- /* Optional Subelements (hexdump) */
- size_t len;
-
- pos = tmp + 1;
- end = os_strchr(pos, ' ');
- if (end)
- len = end - pos;
- else
- len = os_strlen(pos);
- if (nei_pos + len / 2 > nei_rep + sizeof(nei_rep)) {
- wpa_printf(MSG_DEBUG,
- "Not enough room for neighbor subelements");
- return -1;
- }
- if (len & 0x01 ||
- hexstr2bin(pos, nei_pos, len / 2) < 0) {
- wpa_printf(MSG_DEBUG,
- "Invalid neighbor subelement info");
- return -1;
- }
- nei_pos += len / 2;
- pos = end;
- }
-
- nei_start[1] = nei_pos - nei_start - 2;
- }
-
- pos = os_strstr(cmd, " url=");
- if (pos) {
- size_t len;
- pos += 5;
- end = os_strchr(pos, ' ');
- if (end)
- len = end - pos;
- else
- len = os_strlen(pos);
- url = os_malloc(len + 1);
- if (url == NULL)
- return -1;
- os_memcpy(url, pos, len);
- url[len] = '\0';
- req_mode |= WNM_BSS_TM_REQ_ESS_DISASSOC_IMMINENT;
- }
-
- if (os_strstr(cmd, " pref=1"))
- req_mode |= WNM_BSS_TM_REQ_PREF_CAND_LIST_INCLUDED;
- if (os_strstr(cmd, " abridged=1"))
- req_mode |= WNM_BSS_TM_REQ_ABRIDGED;
- if (os_strstr(cmd, " disassoc_imminent=1"))
- req_mode |= WNM_BSS_TM_REQ_DISASSOC_IMMINENT;
-
-#ifdef CONFIG_MBO
- pos = os_strstr(cmd, "mbo=");
- if (pos) {
- unsigned int mbo_reason, cell_pref, reassoc_delay;
- u8 *mbo_pos = mbo;
-
- ret = sscanf(pos, "mbo=%u:%u:%u", &mbo_reason,
- &reassoc_delay, &cell_pref);
- if (ret != 3) {
- wpa_printf(MSG_DEBUG,
- "MBO requires three arguments: mbo=<reason>:<reassoc_delay>:<cell_pref>");
- return -1;
- }
-
- if (mbo_reason > MBO_TRANSITION_REASON_PREMIUM_AP) {
- wpa_printf(MSG_DEBUG,
- "Invalid MBO transition reason code %u",
- mbo_reason);
- return -1;
- }
-
- /* Valid values for Cellular preference are: 0, 1, 255 */
- if (cell_pref != 0 && cell_pref != 1 && cell_pref != 255) {
- wpa_printf(MSG_DEBUG,
- "Invalid MBO cellular capability %u",
- cell_pref);
- return -1;
- }
-
- if (reassoc_delay > 65535 ||
- (reassoc_delay &&
- !(req_mode & WNM_BSS_TM_REQ_DISASSOC_IMMINENT))) {
- wpa_printf(MSG_DEBUG,
- "MBO: Assoc retry delay is only valid in disassoc imminent mode");
- return -1;
- }
-
- *mbo_pos++ = MBO_ATTR_ID_TRANSITION_REASON;
- *mbo_pos++ = 1;
- *mbo_pos++ = mbo_reason;
- *mbo_pos++ = MBO_ATTR_ID_CELL_DATA_PREF;
- *mbo_pos++ = 1;
- *mbo_pos++ = cell_pref;
-
- if (reassoc_delay) {
- *mbo_pos++ = MBO_ATTR_ID_ASSOC_RETRY_DELAY;
- *mbo_pos++ = 2;
- WPA_PUT_LE16(mbo_pos, reassoc_delay);
- mbo_pos += 2;
- }
-
- mbo_len = mbo_pos - mbo;
- }
-#endif /* CONFIG_MBO */
-
- ret = wnm_send_bss_tm_req(hapd, sta, req_mode, disassoc_timer,
- valid_int, bss_term_dur, url,
- nei_pos > nei_rep ? nei_rep : NULL,
- nei_pos - nei_rep, mbo_len ? mbo : NULL,
- mbo_len);
- os_free(url);
- return ret;
-}
-
-#endif /* CONFIG_WNM */
-
-
-static int hostapd_ctrl_iface_get_key_mgmt(struct hostapd_data *hapd,
- char *buf, size_t buflen)
-{
- int ret = 0;
- char *pos, *end;
-
- pos = buf;
- end = buf + buflen;
-
- WPA_ASSERT(hapd->conf->wpa_key_mgmt);
-
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_PSK) {
- ret = os_snprintf(pos, end - pos, "WPA-PSK ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
- ret = os_snprintf(pos, end - pos, "WPA-EAP ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-#ifdef CONFIG_IEEE80211R
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_PSK) {
- ret = os_snprintf(pos, end - pos, "FT-PSK ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
- ret = os_snprintf(pos, end - pos, "FT-EAP ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-#ifdef CONFIG_SAE
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_SAE) {
- ret = os_snprintf(pos, end - pos, "FT-SAE ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-#endif /* CONFIG_SAE */
-#endif /* CONFIG_IEEE80211R */
-#ifdef CONFIG_IEEE80211W
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
- ret = os_snprintf(pos, end - pos, "WPA-PSK-SHA256 ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
- ret = os_snprintf(pos, end - pos, "WPA-EAP-SHA256 ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-#endif /* CONFIG_IEEE80211W */
-#ifdef CONFIG_SAE
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_SAE) {
- ret = os_snprintf(pos, end - pos, "SAE ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-#endif /* CONFIG_SAE */
- if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
- ret = os_snprintf(pos, end - pos, "WPA-EAP-SUITE-B ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
- if (hapd->conf->wpa_key_mgmt &
- WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
- ret = os_snprintf(pos, end - pos,
- "WPA-EAP-SUITE-B-192 ");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- if (pos > buf && *(pos - 1) == ' ') {
- *(pos - 1) = '\0';
- pos--;
- }
-
- return pos - buf;
-}
-
-
-static int hostapd_ctrl_iface_get_config(struct hostapd_data *hapd,
- char *buf, size_t buflen)
-{
- int ret;
- char *pos, *end;
-
- pos = buf;
- end = buf + buflen;
-
- ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n"
- "ssid=%s\n",
- MAC2STR(hapd->own_addr),
- wpa_ssid_txt(hapd->conf->ssid.ssid,
- hapd->conf->ssid.ssid_len));
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
-
-#ifdef CONFIG_WPS
- ret = os_snprintf(pos, end - pos, "wps_state=%s\n",
- hapd->conf->wps_state == 0 ? "disabled" :
- (hapd->conf->wps_state == 1 ? "not configured" :
- "configured"));
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
-
- if (hapd->conf->wps_state && hapd->conf->wpa &&
- hapd->conf->ssid.wpa_passphrase) {
- ret = os_snprintf(pos, end - pos, "passphrase=%s\n",
- hapd->conf->ssid.wpa_passphrase);
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- if (hapd->conf->wps_state && hapd->conf->wpa &&
- hapd->conf->ssid.wpa_psk &&
- hapd->conf->ssid.wpa_psk->group) {
- char hex[PMK_LEN * 2 + 1];
- wpa_snprintf_hex(hex, sizeof(hex),
- hapd->conf->ssid.wpa_psk->psk, PMK_LEN);
- ret = os_snprintf(pos, end - pos, "psk=%s\n", hex);
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-#endif /* CONFIG_WPS */
-
- if (hapd->conf->wpa) {
- ret = os_snprintf(pos, end - pos, "wpa=%d\n", hapd->conf->wpa);
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- if (hapd->conf->wpa && hapd->conf->wpa_key_mgmt) {
- ret = os_snprintf(pos, end - pos, "key_mgmt=");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
-
- pos += hostapd_ctrl_iface_get_key_mgmt(hapd, pos, end - pos);
-
- ret = os_snprintf(pos, end - pos, "\n");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- if (hapd->conf->wpa) {
- ret = os_snprintf(pos, end - pos, "group_cipher=%s\n",
- wpa_cipher_txt(hapd->conf->wpa_group));
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- if ((hapd->conf->wpa & WPA_PROTO_RSN) && hapd->conf->rsn_pairwise) {
- ret = os_snprintf(pos, end - pos, "rsn_pairwise_cipher=");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
-
- ret = wpa_write_ciphers(pos, end, hapd->conf->rsn_pairwise,
- " ");
- if (ret < 0)
- return pos - buf;
- pos += ret;
-
- ret = os_snprintf(pos, end - pos, "\n");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- if ((hapd->conf->wpa & WPA_PROTO_WPA) && hapd->conf->wpa_pairwise) {
- ret = os_snprintf(pos, end - pos, "wpa_pairwise_cipher=");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
-
- ret = wpa_write_ciphers(pos, end, hapd->conf->wpa_pairwise,
- " ");
- if (ret < 0)
- return pos - buf;
- pos += ret;
-
- ret = os_snprintf(pos, end - pos, "\n");
- if (os_snprintf_error(end - pos, ret))
- return pos - buf;
- pos += ret;
- }
-
- return pos - buf;
-}
-
-
-static int hostapd_ctrl_iface_set(struct hostapd_data *hapd, char *cmd)
-{
- char *value;
- int ret = 0;
-
- value = os_strchr(cmd, ' ');
- if (value == NULL)
- return -1;
- *value++ = '\0';
-
- wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
- if (0) {
-#ifdef CONFIG_WPS_TESTING
- } else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
- long int val;
- val = strtol(value, NULL, 0);
- if (val < 0 || val > 0xff) {
- ret = -1;
- wpa_printf(MSG_DEBUG, "WPS: Invalid "
- "wps_version_number %ld", val);
- } else {
- wps_version_number = val;
- wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
- "version %u.%u",
- (wps_version_number & 0xf0) >> 4,
- wps_version_number & 0x0f);
- hostapd_wps_update_ie(hapd);
- }
- } else if (os_strcasecmp(cmd, "wps_testing_dummy_cred") == 0) {
- wps_testing_dummy_cred = atoi(value);
- wpa_printf(MSG_DEBUG, "WPS: Testing - dummy_cred=%d",
- wps_testing_dummy_cred);
- } else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
- wps_corrupt_pkhash = atoi(value);
- wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
- wps_corrupt_pkhash);
-#endif /* CONFIG_WPS_TESTING */
-#ifdef CONFIG_INTERWORKING
- } else if (os_strcasecmp(cmd, "gas_frag_limit") == 0) {
- int val = atoi(value);
- if (val <= 0)
- ret = -1;
- else
- hapd->gas_frag_limit = val;
-#endif /* CONFIG_INTERWORKING */
-#ifdef CONFIG_TESTING_OPTIONS
- } else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
- hapd->ext_mgmt_frame_handling = atoi(value);
- } else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
- hapd->ext_eapol_frame_io = atoi(value);
-#endif /* CONFIG_TESTING_OPTIONS */
-#ifdef CONFIG_MBO
- } else if (os_strcasecmp(cmd, "mbo_assoc_disallow") == 0) {
- int val;
-
- if (!hapd->conf->mbo_enabled)
- return -1;
-
- val = atoi(value);
- if (val < 0 || val > 1)
- return -1;
-
- hapd->mbo_assoc_disallow = val;
- ieee802_11_update_beacons(hapd->iface);
-
- /*
- * TODO: Need to configure drivers that do AP MLME offload with
- * disallowing station logic.
- */
-#endif /* CONFIG_MBO */
- } else {
- struct sta_info *sta;
- struct vlan_description vlan_id;
-
- ret = hostapd_set_iface(hapd->iconf, hapd->conf, cmd, value);
- if (ret)
- return ret;
-
- if (os_strcasecmp(cmd, "deny_mac_file") == 0) {
- for (sta = hapd->sta_list; sta; sta = sta->next) {
- if (hostapd_maclist_found(
- hapd->conf->deny_mac,
- hapd->conf->num_deny_mac, sta->addr,
- &vlan_id) &&
- (!vlan_id.notempty ||
- !vlan_compare(&vlan_id, sta->vlan_desc)))
- ap_sta_disconnect(
- hapd, sta, sta->addr,
- WLAN_REASON_UNSPECIFIED);
- }
- } else if (hapd->conf->macaddr_acl == DENY_UNLESS_ACCEPTED &&
- os_strcasecmp(cmd, "accept_mac_file") == 0) {
- for (sta = hapd->sta_list; sta; sta = sta->next) {
- if (!hostapd_maclist_found(
- hapd->conf->accept_mac,
- hapd->conf->num_accept_mac,
- sta->addr, &vlan_id) ||
- (vlan_id.notempty &&
- vlan_compare(&vlan_id, sta->vlan_desc)))
- ap_sta_disconnect(
- hapd, sta, sta->addr,
- WLAN_REASON_UNSPECIFIED);
- }
- }
- }
-
- return ret;
-}
-
-
-static int hostapd_ctrl_iface_get(struct hostapd_data *hapd, char *cmd,
- char *buf, size_t buflen)
-{
- int res;
-
- wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
-
- if (os_strcmp(cmd, "version") == 0) {
- res = os_snprintf(buf, buflen, "%s", VERSION_STR);
- if (os_snprintf_error(buflen, res))
- return -1;
- return res;
- } else if (os_strcmp(cmd, "tls_library") == 0) {
- res = tls_get_library_version(buf, buflen);
- if (os_snprintf_error(buflen, res))
- return -1;
- return res;
- }
-
- return -1;
-}
-
-
-static int hostapd_ctrl_iface_enable(struct hostapd_iface *iface)
-{
- if (hostapd_enable_iface(iface) < 0) {
- wpa_printf(MSG_ERROR, "Enabling of interface failed");
- return -1;
- }
- return 0;
-}
-
-
-static int hostapd_ctrl_iface_reload(struct hostapd_iface *iface)
-{
- if (hostapd_reload_iface(iface) < 0) {
- wpa_printf(MSG_ERROR, "Reloading of interface failed");
- return -1;
- }
- return 0;
-}
-
-
-static int hostapd_ctrl_iface_disable(struct hostapd_iface *iface)
-{
- if (hostapd_disable_iface(iface) < 0) {
- wpa_printf(MSG_ERROR, "Disabling of interface failed");
- return -1;
- }
- return 0;
-}
-
-
-#ifdef CONFIG_TESTING_OPTIONS
-
-static int hostapd_ctrl_iface_radar(struct hostapd_data *hapd, char *cmd)
-{
- union wpa_event_data data;
- char *pos, *param;
- enum wpa_event_type event;
-
- wpa_printf(MSG_DEBUG, "RADAR TEST: %s", cmd);
-
- os_memset(&data, 0, sizeof(data));
-
- param = os_strchr(cmd, ' ');
- if (param == NULL)
- return -1;
- *param++ = '\0';
-
- if (os_strcmp(cmd, "DETECTED") == 0)
- event = EVENT_DFS_RADAR_DETECTED;
- else if (os_strcmp(cmd, "CAC-FINISHED") == 0)
- event = EVENT_DFS_CAC_FINISHED;
- else if (os_strcmp(cmd, "CAC-ABORTED") == 0)
- event = EVENT_DFS_CAC_ABORTED;
- else if (os_strcmp(cmd, "NOP-FINISHED") == 0)
- event = EVENT_DFS_NOP_FINISHED;
- else {
- wpa_printf(MSG_DEBUG, "Unsupported RADAR test command: %s",
- cmd);
- return -1;
- }
-
- pos = os_strstr(param, "freq=");
- if (pos)
- data.dfs_event.freq = atoi(pos + 5);
-
- pos = os_strstr(param, "ht_enabled=1");
- if (pos)
- data.dfs_event.ht_enabled = 1;
-
- pos = os_strstr(param, "chan_offset=");
- if (pos)
- data.dfs_event.chan_offset = atoi(pos + 12);
-
- pos = os_strstr(param, "chan_width=");
- if (pos)
- data.dfs_event.chan_width = atoi(pos + 11);
-
- pos = os_strstr(param, "cf1=");
- if (pos)
- data.dfs_event.cf1 = atoi(pos + 4);
-
- pos = os_strstr(param, "cf2=");
- if (pos)
- data.dfs_event.cf2 = atoi(pos + 4);
-
- wpa_supplicant_event(hapd, event, &data);
-
- return 0;
-}
-
-
-static int hostapd_ctrl_iface_mgmt_tx(struct hostapd_data *hapd, char *cmd)
-{
- size_t len;
- u8 *buf;
- int res;
-
- wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
-
- len = os_strlen(cmd);
- if (len & 1)
- return -1;
- len /= 2;
-
- buf = os_malloc(len);
- if (buf == NULL)
- return -1;
-
- if (hexstr2bin(cmd, buf, len) < 0) {
- os_free(buf);
- return -1;
- }
-
- res = hostapd_drv_send_mlme(hapd, buf, len, 0);
- os_free(buf);
- return res;
-}
-
-
-static int hostapd_ctrl_iface_eapol_rx(struct hostapd_data *hapd, char *cmd)
-{
- char *pos;
- u8 src[ETH_ALEN], *buf;
- int used;
- size_t len;
-
- wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
-
- pos = cmd;
- used = hwaddr_aton2(pos, src);
- if (used < 0)
- return -1;
- pos += used;
- while (*pos == ' ')
- pos++;
-
- len = os_strlen(pos);
- if (len & 1)
- return -1;
- len /= 2;
-
- buf = os_malloc(len);
- if (buf == NULL)
- return -1;
-
- if (hexstr2bin(pos, buf, len) < 0) {
- os_free(buf);
- return -1;
- }
-
- ieee802_1x_receive(hapd, src, buf, len);
- os_free(buf);
-
- return 0;
-}
-
-
-static u16 ipv4_hdr_checksum(const void *buf, size_t len)
-{
- size_t i;
- u32 sum = 0;
- const u16 *pos = buf;
-
- for (i = 0; i < len / 2; i++)
- sum += *pos++;
-
- while (sum >> 16)
- sum = (sum & 0xffff) + (sum >> 16);
-
- return sum ^ 0xffff;
-}
-
-
-#define HWSIM_PACKETLEN 1500
-#define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
-
-static void hostapd_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf,
- size_t len)
-{
- struct hostapd_data *hapd = ctx;
- const struct ether_header *eth;
- struct iphdr ip;
- const u8 *pos;
- unsigned int i;
-
- if (len != HWSIM_PACKETLEN)
- return;
-
- eth = (const struct ether_header *) buf;
- os_memcpy(&ip, eth + 1, sizeof(ip));
- pos = &buf[sizeof(*eth) + sizeof(ip)];
-
- if (ip.ihl != 5 || ip.version != 4 ||
- ntohs(ip.tot_len) != HWSIM_IP_LEN)
- return;
-
- for (i = 0; i < HWSIM_IP_LEN - sizeof(ip); i++) {
- if (*pos != (u8) i)
- return;
- pos++;
- }
-
- wpa_msg(hapd->msg_ctx, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR,
- MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost));
-}
-
-
-static int hostapd_ctrl_iface_data_test_config(struct hostapd_data *hapd,
- char *cmd)
-{
- int enabled = atoi(cmd);
- char *pos;
- const char *ifname;
-
- if (!enabled) {
- if (hapd->l2_test) {
- l2_packet_deinit(hapd->l2_test);
- hapd->l2_test = NULL;
- wpa_dbg(hapd->msg_ctx, MSG_DEBUG,
- "test data: Disabled");
- }
- return 0;
- }
-
- if (hapd->l2_test)
- return 0;
-
- pos = os_strstr(cmd, " ifname=");
- if (pos)
- ifname = pos + 8;
- else
- ifname = hapd->conf->iface;
-
- hapd->l2_test = l2_packet_init(ifname, hapd->own_addr,
- ETHERTYPE_IP, hostapd_data_test_rx,
- hapd, 1);
- if (hapd->l2_test == NULL)
- return -1;
-
- wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: Enabled");
-
- return 0;
-}
-
-
-static int hostapd_ctrl_iface_data_test_tx(struct hostapd_data *hapd, char *cmd)
-{
- u8 dst[ETH_ALEN], src[ETH_ALEN];
- char *pos;
- int used;
- long int val;
- u8 tos;
- u8 buf[2 + HWSIM_PACKETLEN];
- struct ether_header *eth;
- struct iphdr *ip;
- u8 *dpos;
- unsigned int i;
-
- if (hapd->l2_test == NULL)
- return -1;
-
- /* format: <dst> <src> <tos> */
-
- pos = cmd;
- used = hwaddr_aton2(pos, dst);
- if (used < 0)
- return -1;
- pos += used;
- while (*pos == ' ')
- pos++;
- used = hwaddr_aton2(pos, src);
- if (used < 0)
- return -1;
- pos += used;
-
- val = strtol(pos, NULL, 0);
- if (val < 0 || val > 0xff)
- return -1;
- tos = val;
-
- eth = (struct ether_header *) &buf[2];
- os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
- os_memcpy(eth->ether_shost, src, ETH_ALEN);
- eth->ether_type = htons(ETHERTYPE_IP);
- ip = (struct iphdr *) (eth + 1);
- os_memset(ip, 0, sizeof(*ip));
- ip->ihl = 5;
- ip->version = 4;
- ip->ttl = 64;
- ip->tos = tos;
- ip->tot_len = htons(HWSIM_IP_LEN);
- ip->protocol = 1;
- ip->saddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
- ip->daddr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
- ip->check = ipv4_hdr_checksum(ip, sizeof(*ip));
- dpos = (u8 *) (ip + 1);
- for (i = 0; i < HWSIM_IP_LEN - sizeof(*ip); i++)
- *dpos++ = i;
-
- if (l2_packet_send(hapd->l2_test, dst, ETHERTYPE_IP, &buf[2],
- HWSIM_PACKETLEN) < 0)
- return -1;
-
- wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: TX dst=" MACSTR
- " src=" MACSTR " tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
-
- return 0;
-}
-
-
-static int hostapd_ctrl_iface_data_test_frame(struct hostapd_data *hapd,
- char *cmd)
-{
- u8 *buf;
- struct ether_header *eth;
- struct l2_packet_data *l2 = NULL;
- size_t len;
- u16 ethertype;
- int res = -1;
- const char *ifname = hapd->conf->iface;
-
- if (os_strncmp(cmd, "ifname=", 7) == 0) {
- cmd += 7;
- ifname = cmd;
- cmd = os_strchr(cmd, ' ');
- if (cmd == NULL)
- return -1;
- *cmd++ = '\0';
- }
-
- len = os_strlen(cmd);
- if (len & 1 || len < ETH_HLEN * 2)
- return -1;
- len /= 2;
-
- buf = os_malloc(len);
- if (buf == NULL)
- return -1;
-
- if (hexstr2bin(cmd, buf, len) < 0)
- goto done;
-
- eth = (struct ether_header *) buf;
- ethertype = ntohs(eth->ether_type);
-
- l2 = l2_packet_init(ifname, hapd->own_addr, ethertype,
- hostapd_data_test_rx, hapd, 1);
- if (l2 == NULL)
- goto done;
-
- res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
- wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "test data: TX frame res=%d", res);
-done:
- if (l2)
- l2_packet_deinit(l2);
- os_free(buf);
-
- return res < 0 ? -1 : 0;
-}
-
-
-static int hostapd_ctrl_test_alloc_fail(struct hostapd_data *hapd, char *cmd)
-{
-#ifdef WPA_TRACE_BFD
- char *pos;
-
- wpa_trace_fail_after = atoi(cmd);
- pos = os_strchr(cmd, ':');
- if (pos) {
- pos++;
- os_strlcpy(wpa_trace_fail_func, pos,
- sizeof(wpa_trace_fail_func));
- } else {
- wpa_trace_fail_after = 0;
- }
-
- return 0;
-#else /* WPA_TRACE_BFD */
- return -1;
-#endif /* WPA_TRACE_BFD */
-}
-
-
-static int hostapd_ctrl_get_alloc_fail(struct hostapd_data *hapd,
- char *buf, size_t buflen)
-{
-#ifdef WPA_TRACE_BFD
- return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
- wpa_trace_fail_func);
-#else /* WPA_TRACE_BFD */
- return -1;
-#endif /* WPA_TRACE_BFD */
-}
-
-
-static int hostapd_ctrl_test_fail(struct hostapd_data *hapd, char *cmd)
-{
-#ifdef WPA_TRACE_BFD
- char *pos;
-
- wpa_trace_test_fail_after = atoi(cmd);
- pos = os_strchr(cmd, ':');
- if (pos) {
- pos++;
- os_strlcpy(wpa_trace_test_fail_func, pos,
- sizeof(wpa_trace_test_fail_func));
- } else {
- wpa_trace_test_fail_after = 0;
- }
-
- return 0;
-#else /* WPA_TRACE_BFD */
- return -1;
-#endif /* WPA_TRACE_BFD */
-}
-
-
-static int hostapd_ctrl_get_fail(struct hostapd_data *hapd,
- char *buf, size_t buflen)
-{
-#ifdef WPA_TRACE_BFD
- return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
- wpa_trace_test_fail_func);
-#else /* WPA_TRACE_BFD */
- return -1;
-#endif /* WPA_TRACE_BFD */
-}
-
-#endif /* CONFIG_TESTING_OPTIONS */
-
-
-static int hostapd_ctrl_iface_chan_switch(struct hostapd_iface *iface,
- char *pos)
-{
-#ifdef NEED_AP_MLME
- struct csa_settings settings;
- int ret;
- unsigned int i;
-
- ret = hostapd_parse_csa_settings(pos, &settings);
- if (ret)
- return ret;
-
- for (i = 0; i < iface->num_bss; i++) {
- ret = hostapd_switch_channel(iface->bss[i], &settings);
- if (ret) {
- /* FIX: What do we do if CSA fails in the middle of
- * submitting multi-BSS CSA requests? */
- return ret;
- }
- }
-
- return 0;
-#else /* NEED_AP_MLME */
- return -1;
-#endif /* NEED_AP_MLME */
-}
-
-
-static int hostapd_ctrl_iface_mib(struct hostapd_data *hapd, char *reply,
- int reply_size, const char *param)
-{
-#ifdef RADIUS_SERVER
- if (os_strcmp(param, "radius_server") == 0) {
- return radius_server_get_mib(hapd->radius_srv, reply,
- reply_size);
- }
-#endif /* RADIUS_SERVER */
- return -1;
-}
-
-
-static int hostapd_ctrl_iface_vendor(struct hostapd_data *hapd, char *cmd,
- char *buf, size_t buflen)
-{
- int ret;
- char *pos;
- u8 *data = NULL;
- unsigned int vendor_id, subcmd;
- struct wpabuf *reply;
- size_t data_len = 0;
-
- /* cmd: <vendor id> <subcommand id> [<hex formatted data>] */
- vendor_id = strtoul(cmd, &pos, 16);
- if (!isblank((unsigned char) *pos))
- return -EINVAL;
-
- subcmd = strtoul(pos, &pos, 10);
-
- if (*pos != '\0') {
- if (!isblank((unsigned char) *pos++))
- return -EINVAL;
- data_len = os_strlen(pos);
- }
-
- if (data_len) {
- data_len /= 2;
- data = os_malloc(data_len);
- if (!data)
- return -ENOBUFS;
-
- if (hexstr2bin(pos, data, data_len)) {
- wpa_printf(MSG_DEBUG,
- "Vendor command: wrong parameter format");
- os_free(data);
- return -EINVAL;
- }
- }
-
- reply = wpabuf_alloc((buflen - 1) / 2);
- if (!reply) {
- os_free(data);
- return -ENOBUFS;
- }
-
- ret = hostapd_drv_vendor_cmd(hapd, vendor_id, subcmd, data, data_len,
- reply);
-
- if (ret == 0)
- ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
- wpabuf_len(reply));
-
- wpabuf_free(reply);
- os_free(data);
-
- return ret;
-}
-
-
-static int hostapd_ctrl_iface_eapol_reauth(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 addr[ETH_ALEN];
- struct sta_info *sta;
-
- if (hwaddr_aton(cmd, addr))
- return -1;
-
- sta = ap_get_sta(hapd, addr);
- if (!sta || !sta->eapol_sm)
- return -1;
-
- eapol_auth_reauthenticate(sta->eapol_sm);
- return 0;
-}
-
-
-static int hostapd_ctrl_iface_eapol_set(struct hostapd_data *hapd, char *cmd)
-{
- u8 addr[ETH_ALEN];
- struct sta_info *sta;
- char *pos = cmd, *param;
-
- if (hwaddr_aton(pos, addr) || pos[17] != ' ')
- return -1;
- pos += 18;
- param = pos;
- pos = os_strchr(pos, ' ');
- if (!pos)
- return -1;
- *pos++ = '\0';
-
- sta = ap_get_sta(hapd, addr);
- if (!sta || !sta->eapol_sm)
- return -1;
-
- return eapol_auth_set_conf(sta->eapol_sm, param, pos);
-}
-
-
-static int hostapd_ctrl_iface_log_level(struct hostapd_data *hapd, char *cmd,
- char *buf, size_t buflen)
-{
- char *pos, *end, *stamp;
- int ret;
-
- /* cmd: "LOG_LEVEL [<level>]" */
- if (*cmd == '\0') {
- pos = buf;
- end = buf + buflen;
- ret = os_snprintf(pos, end - pos, "Current level: %s\n"
- "Timestamp: %d\n",
- debug_level_str(wpa_debug_level),
- wpa_debug_timestamp);
- if (os_snprintf_error(end - pos, ret))
- ret = 0;
-
- return ret;
- }
-
- while (*cmd == ' ')
- cmd++;
-
- stamp = os_strchr(cmd, ' ');
- if (stamp) {
- *stamp++ = '\0';
- while (*stamp == ' ') {
- stamp++;
- }
- }
-
- if (os_strlen(cmd)) {
- int level = str_to_debug_level(cmd);
- if (level < 0)
- return -1;
- wpa_debug_level = level;
- }
-
- if (stamp && os_strlen(stamp))
- wpa_debug_timestamp = atoi(stamp);
-
- os_memcpy(buf, "OK\n", 3);
- return 3;
-}
-
-
-#ifdef NEED_AP_MLME
-static int hostapd_ctrl_iface_track_sta_list(struct hostapd_data *hapd,
- char *buf, size_t buflen)
-{
- struct hostapd_iface *iface = hapd->iface;
- char *pos, *end;
- struct hostapd_sta_info *info;
- struct os_reltime now;
-
- if (!iface->num_sta_seen)
- return 0;
-
- sta_track_expire(iface, 0);
-
- pos = buf;
- end = buf + buflen;
-
- os_get_reltime(&now);
- dl_list_for_each_reverse(info, &iface->sta_seen,
- struct hostapd_sta_info, list) {
- struct os_reltime age;
- int ret;
-
- os_reltime_sub(&now, &info->last_seen, &age);
- ret = os_snprintf(pos, end - pos, MACSTR " %u\n",
- MAC2STR(info->addr), (unsigned int) age.sec);
- if (os_snprintf_error(end - pos, ret))
- break;
- pos += ret;
- }
-
- return pos - buf;
-}
-#endif /* NEED_AP_MLME */
-
-
-static int hostapd_ctrl_iface_req_lci(struct hostapd_data *hapd,
- const char *cmd)
-{
- u8 addr[ETH_ALEN];
-
- if (hwaddr_aton(cmd, addr)) {
- wpa_printf(MSG_INFO, "CTRL: REQ_LCI: Invalid MAC address");
- return -1;
- }
-
- return hostapd_send_lci_req(hapd, addr);
-}
-
-
-static int hostapd_ctrl_iface_req_range(struct hostapd_data *hapd, char *cmd)
-{
- u8 addr[ETH_ALEN];
- char *token, *context = NULL;
- int random_interval, min_ap;
- u8 responders[ETH_ALEN * RRM_RANGE_REQ_MAX_RESPONDERS];
- unsigned int n_responders;
-
- token = str_token(cmd, " ", &context);
- if (!token || hwaddr_aton(token, addr)) {
- wpa_printf(MSG_INFO,
- "CTRL: REQ_RANGE - Bad destination address");
- return -1;
- }
-
- token = str_token(cmd, " ", &context);
- if (!token)
- return -1;
-
- random_interval = atoi(token);
- if (random_interval < 0 || random_interval > 0xffff)
- return -1;
-
- token = str_token(cmd, " ", &context);
- if (!token)
- return -1;
-
- min_ap = atoi(token);
- if (min_ap <= 0 || min_ap > WLAN_RRM_RANGE_REQ_MAX_MIN_AP)
- return -1;
-
- n_responders = 0;
- while ((token = str_token(cmd, " ", &context))) {
- if (n_responders == RRM_RANGE_REQ_MAX_RESPONDERS) {
- wpa_printf(MSG_INFO,
- "CTRL: REQ_RANGE: Too many responders");
- return -1;
- }
-
- if (hwaddr_aton(token, responders + n_responders * ETH_ALEN)) {
- wpa_printf(MSG_INFO,
- "CTRL: REQ_RANGE: Bad responder address");
- return -1;
- }
-
- n_responders++;
- }
-
- if (!n_responders) {
- wpa_printf(MSG_INFO,
- "CTRL: REQ_RANGE - No FTM responder address");
- return -1;
- }
-
- return hostapd_send_range_req(hapd, addr, random_interval, min_ap,
- responders, n_responders);
-}
-
-
-static int hostapd_ctrl_iface_set_neighbor(struct hostapd_data *hapd, char *buf)
-{
- struct wpa_ssid_value ssid;
- u8 bssid[ETH_ALEN];
- struct wpabuf *nr, *lci = NULL, *civic = NULL;
- char *tmp;
- int ret;
-
- if (!(hapd->conf->radio_measurements[0] &
- WLAN_RRM_CAPS_NEIGHBOR_REPORT)) {
- wpa_printf(MSG_ERROR,
- "CTRL: SET_NEIGHBOR: Neighbor report is not enabled");
- return -1;
- }
-
- if (hwaddr_aton(buf, bssid)) {
- wpa_printf(MSG_ERROR, "CTRL: SET_NEIGHBOR: Bad BSSID");
- return -1;
- }
-
- tmp = os_strstr(buf, "ssid=");
- if (!tmp || ssid_parse(tmp + 5, &ssid)) {
- wpa_printf(MSG_ERROR,
- "CTRL: SET_NEIGHBOR: Bad or missing SSID");
- return -1;
- }
- buf = os_strchr(tmp + 6, tmp[5] == '"' ? '"' : ' ');
- if (!buf)
- return -1;
-
- tmp = os_strstr(buf, "nr=");
- if (!tmp) {
- wpa_printf(MSG_ERROR,
- "CTRL: SET_NEIGHBOR: Missing Neighbor Report element");
- return -1;
- }
-
- buf = os_strchr(tmp, ' ');
- if (buf)
- *buf++ = '\0';
-
- nr = wpabuf_parse_bin(tmp + 3);
- if (!nr) {
- wpa_printf(MSG_ERROR,
- "CTRL: SET_NEIGHBOR: Bad Neighbor Report element");
- return -1;
- }
-
- if (!buf)
- goto set;
-
- tmp = os_strstr(buf, "lci=");
- if (tmp) {
- buf = os_strchr(tmp, ' ');
- if (buf)
- *buf++ = '\0';
- lci = wpabuf_parse_bin(tmp + 4);
- if (!lci) {
- wpa_printf(MSG_ERROR,
- "CTRL: SET_NEIGHBOR: Bad LCI subelement");
- wpabuf_free(nr);
- return -1;
- }
- }
-
- if (!buf)
- goto set;
-
- tmp = os_strstr(buf, "civic=");
- if (tmp) {
- buf = os_strchr(tmp, ' ');
- if (buf)
- *buf++ = '\0';
- civic = wpabuf_parse_bin(tmp + 6);
- if (!civic) {
- wpa_printf(MSG_ERROR,
- "CTRL: SET_NEIGHBOR: Bad civic subelement");
- wpabuf_free(nr);
- wpabuf_free(lci);
- return -1;
- }
- }
-
-set:
- ret = hostapd_neighbor_set(hapd, bssid, &ssid, nr, lci, civic);
-
- wpabuf_free(nr);
- wpabuf_free(lci);
- wpabuf_free(civic);
-
- return ret;
-}
-
-
-static int hostapd_ctrl_iface_remove_neighbor(struct hostapd_data *hapd,
- char *buf)
-{
- struct wpa_ssid_value ssid;
- u8 bssid[ETH_ALEN];
- char *tmp;
-
- if (hwaddr_aton(buf, bssid)) {
- wpa_printf(MSG_ERROR, "CTRL: REMOVE_NEIGHBOR: Bad BSSID");
- return -1;
- }
-
- tmp = os_strstr(buf, "ssid=");
- if (!tmp || ssid_parse(tmp + 5, &ssid)) {
- wpa_printf(MSG_ERROR,
- "CTRL: REMOVE_NEIGHBORr: Bad or missing SSID");
- return -1;
- }
-
- return hostapd_neighbor_remove(hapd, bssid, &ssid);
-}
-
-
-static int hostapd_ctrl_driver_flags(struct hostapd_iface *iface, char *buf,
- size_t buflen)
-{
- int ret, i;
- char *pos, *end;
-
- ret = os_snprintf(buf, buflen, "%016llX:\n",
- (long long unsigned) iface->drv_flags);
- if (os_snprintf_error(buflen, ret))
- return -1;
-
- pos = buf + ret;
- end = buf + buflen;
-
- for (i = 0; i < 64; i++) {
- if (iface->drv_flags & (1LLU << i)) {
- ret = os_snprintf(pos, end - pos, "%s\n",
- driver_flag_to_string(1LLU << i));
- if (os_snprintf_error(end - pos, ret))
- return -1;
- pos += ret;
- }
- }
-
- return pos - buf;
-}
-
-
-static int hostapd_ctrl_iface_receive_process(struct hostapd_data *hapd,
- char *buf, char *reply,
- int reply_size,
- struct sockaddr_storage *from,
- socklen_t fromlen)
-{
- int reply_len, res;
-
- os_memcpy(reply, "OK\n", 3);
- reply_len = 3;
-
- if (os_strcmp(buf, "PING") == 0) {
- os_memcpy(reply, "PONG\n", 5);
- reply_len = 5;
- } else if (os_strncmp(buf, "RELOG", 5) == 0) {
- if (wpa_debug_reopen_file() < 0)
- reply_len = -1;
- } else if (os_strcmp(buf, "STATUS") == 0) {
- reply_len = hostapd_ctrl_iface_status(hapd, reply,
- reply_size);
- } else if (os_strcmp(buf, "STATUS-DRIVER") == 0) {
- reply_len = hostapd_drv_status(hapd, reply, reply_size);
- } else if (os_strcmp(buf, "MIB") == 0) {
- reply_len = ieee802_11_get_mib(hapd, reply, reply_size);
- if (reply_len >= 0) {
- res = wpa_get_mib(hapd->wpa_auth, reply + reply_len,
- reply_size - reply_len);
- if (res < 0)
- reply_len = -1;
- else
- reply_len += res;
- }
- if (reply_len >= 0) {
- res = ieee802_1x_get_mib(hapd, reply + reply_len,
- reply_size - reply_len);
- if (res < 0)
- reply_len = -1;
- else
- reply_len += res;
- }
-#ifndef CONFIG_NO_RADIUS
- if (reply_len >= 0) {
- res = radius_client_get_mib(hapd->radius,
- reply + reply_len,
- reply_size - reply_len);
- if (res < 0)
- reply_len = -1;
- else
- reply_len += res;
- }
-#endif /* CONFIG_NO_RADIUS */
- } else if (os_strncmp(buf, "MIB ", 4) == 0) {
- reply_len = hostapd_ctrl_iface_mib(hapd, reply, reply_size,
- buf + 4);
- } else if (os_strcmp(buf, "STA-FIRST") == 0) {
- reply_len = hostapd_ctrl_iface_sta_first(hapd, reply,
- reply_size);
- } else if (os_strncmp(buf, "STA ", 4) == 0) {
- reply_len = hostapd_ctrl_iface_sta(hapd, buf + 4, reply,
- reply_size);
- } else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
- reply_len = hostapd_ctrl_iface_sta_next(hapd, buf + 9, reply,
- reply_size);
- } else if (os_strcmp(buf, "ATTACH") == 0) {
- if (hostapd_ctrl_iface_attach(hapd, from, fromlen))
- reply_len = -1;
- } else if (os_strcmp(buf, "DETACH") == 0) {
- if (hostapd_ctrl_iface_detach(hapd, from, fromlen))
- reply_len = -1;
- } else if (os_strncmp(buf, "LEVEL ", 6) == 0) {
- if (hostapd_ctrl_iface_level(hapd, from, fromlen,
- buf + 6))
- reply_len = -1;
- } else if (os_strncmp(buf, "NEW_STA ", 8) == 0) {
- if (hostapd_ctrl_iface_new_sta(hapd, buf + 8))
- reply_len = -1;
- } else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
- if (hostapd_ctrl_iface_deauthenticate(hapd, buf + 15))
- reply_len = -1;
- } else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
- if (hostapd_ctrl_iface_disassociate(hapd, buf + 13))
- reply_len = -1;
-#ifdef CONFIG_TAXONOMY
- } else if (os_strncmp(buf, "SIGNATURE ", 10) == 0) {
- reply_len = hostapd_ctrl_iface_signature(hapd, buf + 10,
- reply, reply_size);
-#endif /* CONFIG_TAXONOMY */
- } else if (os_strncmp(buf, "POLL_STA ", 9) == 0) {
- if (hostapd_ctrl_iface_poll_sta(hapd, buf + 9))
- reply_len = -1;
- } else if (os_strcmp(buf, "STOP_AP") == 0) {
- if (hostapd_ctrl_iface_stop_ap(hapd))
- reply_len = -1;
-#ifdef CONFIG_IEEE80211W
-#ifdef NEED_AP_MLME
- } else if (os_strncmp(buf, "SA_QUERY ", 9) == 0) {
- if (hostapd_ctrl_iface_sa_query(hapd, buf + 9))
- reply_len = -1;
-#endif /* NEED_AP_MLME */
-#endif /* CONFIG_IEEE80211W */
-#ifdef CONFIG_WPS
- } else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
- if (hostapd_ctrl_iface_wps_pin(hapd, buf + 8))
- reply_len = -1;
- } else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
- reply_len = hostapd_ctrl_iface_wps_check_pin(
- hapd, buf + 14, reply, reply_size);
- } else if (os_strcmp(buf, "WPS_PBC") == 0) {
- if (hostapd_wps_button_pushed(hapd, NULL))
- reply_len = -1;
- } else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
- if (hostapd_wps_cancel(hapd))
- reply_len = -1;
- } else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
- reply_len = hostapd_ctrl_iface_wps_ap_pin(hapd, buf + 11,
- reply, reply_size);
- } else if (os_strncmp(buf, "WPS_CONFIG ", 11) == 0) {
- if (hostapd_ctrl_iface_wps_config(hapd, buf + 11) < 0)
- reply_len = -1;
- } else if (os_strncmp(buf, "WPS_GET_STATUS", 13) == 0) {
- reply_len = hostapd_ctrl_iface_wps_get_status(hapd, reply,
- reply_size);
-#ifdef CONFIG_WPS_NFC
- } else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
- if (hostapd_ctrl_iface_wps_nfc_tag_read(hapd, buf + 17))
- reply_len = -1;
- } else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
- reply_len = hostapd_ctrl_iface_wps_nfc_config_token(
- hapd, buf + 21, reply, reply_size);
- } else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
- reply_len = hostapd_ctrl_iface_wps_nfc_token(
- hapd, buf + 14, reply, reply_size);
- } else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
- reply_len = hostapd_ctrl_iface_nfc_get_handover_sel(
- hapd, buf + 21, reply, reply_size);
- } else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
- if (hostapd_ctrl_iface_nfc_report_handover(hapd, buf + 20))
- reply_len = -1;
-#endif /* CONFIG_WPS_NFC */
-#endif /* CONFIG_WPS */
-#ifdef CONFIG_INTERWORKING
- } else if (os_strncmp(buf, "SET_QOS_MAP_SET ", 16) == 0) {
- if (hostapd_ctrl_iface_set_qos_map_set(hapd, buf + 16))
- reply_len = -1;
- } else if (os_strncmp(buf, "SEND_QOS_MAP_CONF ", 18) == 0) {
- if (hostapd_ctrl_iface_send_qos_map_conf(hapd, buf + 18))
- reply_len = -1;
-#endif /* CONFIG_INTERWORKING */
-#ifdef CONFIG_HS20
- } else if (os_strncmp(buf, "HS20_WNM_NOTIF ", 15) == 0) {
- if (hostapd_ctrl_iface_hs20_wnm_notif(hapd, buf + 15))
- reply_len = -1;
- } else if (os_strncmp(buf, "HS20_DEAUTH_REQ ", 16) == 0) {
- if (hostapd_ctrl_iface_hs20_deauth_req(hapd, buf + 16))
- reply_len = -1;
-#endif /* CONFIG_HS20 */
-#ifdef CONFIG_WNM
- } else if (os_strncmp(buf, "DISASSOC_IMMINENT ", 18) == 0) {
- if (hostapd_ctrl_iface_disassoc_imminent(hapd, buf + 18))
- reply_len = -1;
- } else if (os_strncmp(buf, "ESS_DISASSOC ", 13) == 0) {
- if (hostapd_ctrl_iface_ess_disassoc(hapd, buf + 13))
- reply_len = -1;
- } else if (os_strncmp(buf, "BSS_TM_REQ ", 11) == 0) {
- if (hostapd_ctrl_iface_bss_tm_req(hapd, buf + 11))
- reply_len = -1;
-#endif /* CONFIG_WNM */
- } else if (os_strcmp(buf, "GET_CONFIG") == 0) {
- reply_len = hostapd_ctrl_iface_get_config(hapd, reply,
- reply_size);
- } else if (os_strncmp(buf, "SET ", 4) == 0) {
- if (hostapd_ctrl_iface_set(hapd, buf + 4))
- reply_len = -1;
- } else if (os_strncmp(buf, "GET ", 4) == 0) {
- reply_len = hostapd_ctrl_iface_get(hapd, buf + 4, reply,
- reply_size);
- } else if (os_strncmp(buf, "ENABLE", 6) == 0) {
- if (hostapd_ctrl_iface_enable(hapd->iface))
- reply_len = -1;
- } else if (os_strncmp(buf, "RELOAD", 6) == 0) {
- if (hostapd_ctrl_iface_reload(hapd->iface))
- reply_len = -1;
- } else if (os_strncmp(buf, "DISABLE", 7) == 0) {
- if (hostapd_ctrl_iface_disable(hapd->iface))
- reply_len = -1;
- } else if (os_strcmp(buf, "UPDATE_BEACON") == 0) {
- if (ieee802_11_set_beacon(hapd))
- reply_len = -1;
-#ifdef CONFIG_TESTING_OPTIONS
- } else if (os_strncmp(buf, "RADAR ", 6) == 0) {
- if (hostapd_ctrl_iface_radar(hapd, buf + 6))
- reply_len = -1;
- } else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
- if (hostapd_ctrl_iface_mgmt_tx(hapd, buf + 8))
- reply_len = -1;
- } else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
- if (hostapd_ctrl_iface_eapol_rx(hapd, buf + 9) < 0)
- reply_len = -1;
- } else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
- if (hostapd_ctrl_iface_data_test_config(hapd, buf + 17) < 0)
- reply_len = -1;
- } else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
- if (hostapd_ctrl_iface_data_test_tx(hapd, buf + 13) < 0)
- reply_len = -1;
- } else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
- if (hostapd_ctrl_iface_data_test_frame(hapd, buf + 16) < 0)
- reply_len = -1;
- } else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
- if (hostapd_ctrl_test_alloc_fail(hapd, buf + 16) < 0)
- reply_len = -1;
- } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
- reply_len = hostapd_ctrl_get_alloc_fail(hapd, reply,
- reply_size);
- } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
- if (hostapd_ctrl_test_fail(hapd, buf + 10) < 0)
- reply_len = -1;
- } else if (os_strcmp(buf, "GET_FAIL") == 0) {
- reply_len = hostapd_ctrl_get_fail(hapd, reply, reply_size);
-#endif /* CONFIG_TESTING_OPTIONS */
- } else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
- if (hostapd_ctrl_iface_chan_switch(hapd->iface, buf + 12))
- reply_len = -1;
- } else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
- reply_len = hostapd_ctrl_iface_vendor(hapd, buf + 7, reply,
- reply_size);
- } else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
- ieee802_1x_erp_flush(hapd);
-#ifdef RADIUS_SERVER
- radius_server_erp_flush(hapd->radius_srv);
-#endif /* RADIUS_SERVER */
- } else if (os_strncmp(buf, "EAPOL_REAUTH ", 13) == 0) {
- if (hostapd_ctrl_iface_eapol_reauth(hapd, buf + 13))
- reply_len = -1;
- } else if (os_strncmp(buf, "EAPOL_SET ", 10) == 0) {
- if (hostapd_ctrl_iface_eapol_set(hapd, buf + 10))
- reply_len = -1;
- } else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
- reply_len = hostapd_ctrl_iface_log_level(
- hapd, buf + 9, reply, reply_size);
-#ifdef NEED_AP_MLME
- } else if (os_strcmp(buf, "TRACK_STA_LIST") == 0) {
- reply_len = hostapd_ctrl_iface_track_sta_list(
- hapd, reply, reply_size);
-#endif /* NEED_AP_MLME */
- } else if (os_strcmp(buf, "PMKSA") == 0) {
- reply_len = hostapd_ctrl_iface_pmksa_list(hapd, reply,
- reply_size);
- } else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
- hostapd_ctrl_iface_pmksa_flush(hapd);
- } else if (os_strncmp(buf, "SET_NEIGHBOR ", 13) == 0) {
- if (hostapd_ctrl_iface_set_neighbor(hapd, buf + 13))
- reply_len = -1;
- } else if (os_strncmp(buf, "REMOVE_NEIGHBOR ", 16) == 0) {
- if (hostapd_ctrl_iface_remove_neighbor(hapd, buf + 16))
- reply_len = -1;
- } else if (os_strncmp(buf, "REQ_LCI ", 8) == 0) {
- if (hostapd_ctrl_iface_req_lci(hapd, buf + 8))
- reply_len = -1;
- } else if (os_strncmp(buf, "REQ_RANGE ", 10) == 0) {
- if (hostapd_ctrl_iface_req_range(hapd, buf + 10))
- reply_len = -1;
- } else if (os_strcmp(buf, "DRIVER_FLAGS") == 0) {
- reply_len = hostapd_ctrl_driver_flags(hapd->iface, reply,
- reply_size);
- } else {
- os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
- reply_len = 16;
- }
-
- if (reply_len < 0) {
- os_memcpy(reply, "FAIL\n", 5);
- reply_len = 5;
- }
-
- return reply_len;
-}
-
-
-static void hostapd_ctrl_iface_receive(int sock, void *eloop_ctx,
- void *sock_ctx)
-{
- struct hostapd_data *hapd = eloop_ctx;
- char buf[4096];
- int res;
- struct sockaddr_storage from;
- socklen_t fromlen = sizeof(from);
- char *reply, *pos = buf;
- const int reply_size = 4096;
- int reply_len;
- int level = MSG_DEBUG;
-#ifdef CONFIG_CTRL_IFACE_UDP
- unsigned char lcookie[COOKIE_LEN];
-#endif /* CONFIG_CTRL_IFACE_UDP */
-
- res = recvfrom(sock, buf, sizeof(buf) - 1, 0,
- (struct sockaddr *) &from, &fromlen);
- if (res < 0) {
- wpa_printf(MSG_ERROR, "recvfrom(ctrl_iface): %s",
- strerror(errno));
- return;
- }
- buf[res] = '\0';
-
- reply = os_malloc(reply_size);
- if (reply == NULL) {
- if (sendto(sock, "FAIL\n", 5, 0, (struct sockaddr *) &from,
- fromlen) < 0) {
- wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s",
- strerror(errno));
- }
- return;
- }
-
-#ifdef CONFIG_CTRL_IFACE_UDP
- if (os_strcmp(buf, "GET_COOKIE") == 0) {
- os_memcpy(reply, "COOKIE=", 7);
- wpa_snprintf_hex(reply + 7, 2 * COOKIE_LEN + 1,
- cookie, COOKIE_LEN);
- reply_len = 7 + 2 * COOKIE_LEN;
- goto done;
- }
-
- if (os_strncmp(buf, "COOKIE=", 7) != 0 ||
- hexstr2bin(buf + 7, lcookie, COOKIE_LEN) < 0) {
- wpa_printf(MSG_DEBUG,
- "CTRL: No cookie in the request - drop request");
- os_free(reply);
- return;
- }
-
- if (os_memcmp(cookie, lcookie, COOKIE_LEN) != 0) {
- wpa_printf(MSG_DEBUG,
- "CTRL: Invalid cookie in the request - drop request");
- os_free(reply);
- return;
- }
-
- pos = buf + 7 + 2 * COOKIE_LEN;
- while (*pos == ' ')
- pos++;
-#endif /* CONFIG_CTRL_IFACE_UDP */
-
- if (os_strcmp(pos, "PING") == 0)
- level = MSG_EXCESSIVE;
- wpa_hexdump_ascii(level, "RX ctrl_iface", pos, res);
-
- reply_len = hostapd_ctrl_iface_receive_process(hapd, pos,
- reply, reply_size,
- &from, fromlen);
-
-#ifdef CONFIG_CTRL_IFACE_UDP
-done:
-#endif /* CONFIG_CTRL_IFACE_UDP */
- if (sendto(sock, reply, reply_len, 0, (struct sockaddr *) &from,
- fromlen) < 0) {
- wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s",
- strerror(errno));
- }
- os_free(reply);
-}
-
-
-#ifndef CONFIG_CTRL_IFACE_UDP
-static char * hostapd_ctrl_iface_path(struct hostapd_data *hapd)
-{
- char *buf;
- size_t len;
-
- if (hapd->conf->ctrl_interface == NULL)
- return NULL;
-
- len = os_strlen(hapd->conf->ctrl_interface) +
- os_strlen(hapd->conf->iface) + 2;
- buf = os_malloc(len);
- if (buf == NULL)
- return NULL;
-
- os_snprintf(buf, len, "%s/%s",
- hapd->conf->ctrl_interface, hapd->conf->iface);
- buf[len - 1] = '\0';
- return buf;
-}
-#endif /* CONFIG_CTRL_IFACE_UDP */
-
-
-static void hostapd_ctrl_iface_msg_cb(void *ctx, int level,
- enum wpa_msg_type type,
- const char *txt, size_t len)
-{
- struct hostapd_data *hapd = ctx;
- if (hapd == NULL)
- return;
- hostapd_ctrl_iface_send(hapd, level, type, txt, len);
-}
-
-
-int hostapd_ctrl_iface_init(struct hostapd_data *hapd)
-{
-#ifdef CONFIG_CTRL_IFACE_UDP
- int port = HOSTAPD_CTRL_IFACE_PORT;
- char p[32] = { 0 };
- char port_str[40], *tmp;
- char *pos;
- struct addrinfo hints = { 0 }, *res, *saveres;
- int n;
-
- if (hapd->ctrl_sock > -1) {
- wpa_printf(MSG_DEBUG, "ctrl_iface already exists!");
- return 0;
- }
-
- if (hapd->conf->ctrl_interface == NULL)
- return 0;
-
- pos = os_strstr(hapd->conf->ctrl_interface, "udp:");
- if (pos) {
- pos += 4;
- port = atoi(pos);
- if (port <= 0) {
- wpa_printf(MSG_ERROR, "Invalid ctrl_iface UDP port");
- goto fail;
- }
- }
-
- dl_list_init(&hapd->ctrl_dst);
- hapd->ctrl_sock = -1;
- os_get_random(cookie, COOKIE_LEN);
-
-#ifdef CONFIG_CTRL_IFACE_UDP_REMOTE
- hints.ai_flags = AI_PASSIVE;
-#endif /* CONFIG_CTRL_IFACE_UDP_REMOTE */
-
-#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
- hints.ai_family = AF_INET6;
-#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
- hints.ai_family = AF_INET;
-#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
- hints.ai_socktype = SOCK_DGRAM;
-
-try_again:
- os_snprintf(p, sizeof(p), "%d", port);
- n = getaddrinfo(NULL, p, &hints, &res);
- if (n) {
- wpa_printf(MSG_ERROR, "getaddrinfo(): %s", gai_strerror(n));
- goto fail;
- }
-
- saveres = res;
- hapd->ctrl_sock = socket(res->ai_family, res->ai_socktype,
- res->ai_protocol);
- if (hapd->ctrl_sock < 0) {
- wpa_printf(MSG_ERROR, "socket(PF_INET): %s", strerror(errno));
- goto fail;
- }
-
- if (bind(hapd->ctrl_sock, res->ai_addr, res->ai_addrlen) < 0) {
- port--;
- if ((HOSTAPD_CTRL_IFACE_PORT - port) <
- HOSTAPD_CTRL_IFACE_PORT_LIMIT && !pos)
- goto try_again;
- wpa_printf(MSG_ERROR, "bind(AF_INET): %s", strerror(errno));
- goto fail;
- }
-
- freeaddrinfo(saveres);
-
- os_snprintf(port_str, sizeof(port_str), "udp:%d", port);
- tmp = os_strdup(port_str);
- if (tmp) {
- os_free(hapd->conf->ctrl_interface);
- hapd->conf->ctrl_interface = tmp;
- }
- wpa_printf(MSG_DEBUG, "ctrl_iface_init UDP port: %d", port);
-
- if (eloop_register_read_sock(hapd->ctrl_sock,
- hostapd_ctrl_iface_receive, hapd, NULL) <
- 0) {
- hostapd_ctrl_iface_deinit(hapd);
- return -1;
- }
-
- hapd->msg_ctx = hapd;
- wpa_msg_register_cb(hostapd_ctrl_iface_msg_cb);
-
- return 0;
-
-fail:
- if (hapd->ctrl_sock >= 0)
- close(hapd->ctrl_sock);
- return -1;
-#else /* CONFIG_CTRL_IFACE_UDP */
- struct sockaddr_un addr;
- int s = -1;
- char *fname = NULL;
-
- if (hapd->ctrl_sock > -1) {
- wpa_printf(MSG_DEBUG, "ctrl_iface already exists!");
- return 0;
- }
-
- dl_list_init(&hapd->ctrl_dst);
-
- if (hapd->conf->ctrl_interface == NULL)
- return 0;
-
- if (mkdir(hapd->conf->ctrl_interface, S_IRWXU | S_IRWXG) < 0) {
- if (errno == EEXIST) {
- wpa_printf(MSG_DEBUG, "Using existing control "
- "interface directory.");
- } else {
- wpa_printf(MSG_ERROR, "mkdir[ctrl_interface]: %s",
- strerror(errno));
- goto fail;
- }
- }
-
- if (hapd->conf->ctrl_interface_gid_set &&
- chown(hapd->conf->ctrl_interface, -1,
- hapd->conf->ctrl_interface_gid) < 0) {
- wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s",
- strerror(errno));
- return -1;
- }
-
- if (!hapd->conf->ctrl_interface_gid_set &&
- hapd->iface->interfaces->ctrl_iface_group &&
- chown(hapd->conf->ctrl_interface, -1,
- hapd->iface->interfaces->ctrl_iface_group) < 0) {
- wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s",
- strerror(errno));
- return -1;
- }
-
-#ifdef ANDROID
- /*
- * Android is using umask 0077 which would leave the control interface
- * directory without group access. This breaks things since Wi-Fi
- * framework assumes that this directory can be accessed by other
- * applications in the wifi group. Fix this by adding group access even
- * if umask value would prevent this.
- */
- if (chmod(hapd->conf->ctrl_interface, S_IRWXU | S_IRWXG) < 0) {
- wpa_printf(MSG_ERROR, "CTRL: Could not chmod directory: %s",
- strerror(errno));
- /* Try to continue anyway */
- }
-#endif /* ANDROID */
-
- if (os_strlen(hapd->conf->ctrl_interface) + 1 +
- os_strlen(hapd->conf->iface) >= sizeof(addr.sun_path))
- goto fail;
-
- s = socket(PF_UNIX, SOCK_DGRAM, 0);
- if (s < 0) {
- wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno));
- goto fail;
- }
-
- os_memset(&addr, 0, sizeof(addr));
-#ifdef __FreeBSD__
- addr.sun_len = sizeof(addr);
-#endif /* __FreeBSD__ */
- addr.sun_family = AF_UNIX;
- fname = hostapd_ctrl_iface_path(hapd);
- if (fname == NULL)
- goto fail;
- os_strlcpy(addr.sun_path, fname, sizeof(addr.sun_path));
- if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- wpa_printf(MSG_DEBUG, "ctrl_iface bind(PF_UNIX) failed: %s",
- strerror(errno));
- if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not"
- " allow connections - assuming it was left"
- "over from forced program termination");
- if (unlink(fname) < 0) {
- wpa_printf(MSG_ERROR,
- "Could not unlink existing ctrl_iface socket '%s': %s",
- fname, strerror(errno));
- goto fail;
- }
- if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) <
- 0) {
- wpa_printf(MSG_ERROR,
- "hostapd-ctrl-iface: bind(PF_UNIX): %s",
- strerror(errno));
- goto fail;
- }
- wpa_printf(MSG_DEBUG, "Successfully replaced leftover "
- "ctrl_iface socket '%s'", fname);
- } else {
- wpa_printf(MSG_INFO, "ctrl_iface exists and seems to "
- "be in use - cannot override it");
- wpa_printf(MSG_INFO, "Delete '%s' manually if it is "
- "not used anymore", fname);
- os_free(fname);
- fname = NULL;
- goto fail;
- }
- }
-
- if (hapd->conf->ctrl_interface_gid_set &&
- chown(fname, -1, hapd->conf->ctrl_interface_gid) < 0) {
- wpa_printf(MSG_ERROR, "chown[ctrl_interface/ifname]: %s",
- strerror(errno));
- goto fail;
- }
-
- if (!hapd->conf->ctrl_interface_gid_set &&
- hapd->iface->interfaces->ctrl_iface_group &&
- chown(fname, -1, hapd->iface->interfaces->ctrl_iface_group) < 0) {
- wpa_printf(MSG_ERROR, "chown[ctrl_interface/ifname]: %s",
- strerror(errno));
- goto fail;
- }
-
- if (chmod(fname, S_IRWXU | S_IRWXG) < 0) {
- wpa_printf(MSG_ERROR, "chmod[ctrl_interface/ifname]: %s",
- strerror(errno));
- goto fail;
- }
- os_free(fname);
-
- hapd->ctrl_sock = s;
- if (eloop_register_read_sock(s, hostapd_ctrl_iface_receive, hapd,
- NULL) < 0) {
- hostapd_ctrl_iface_deinit(hapd);
- return -1;
- }
- hapd->msg_ctx = hapd;
- wpa_msg_register_cb(hostapd_ctrl_iface_msg_cb);
-
- return 0;
-
-fail:
- if (s >= 0)
- close(s);
- if (fname) {
- unlink(fname);
- os_free(fname);
- }
- return -1;
-#endif /* CONFIG_CTRL_IFACE_UDP */
-}
-
-
-void hostapd_ctrl_iface_deinit(struct hostapd_data *hapd)
-{
- struct wpa_ctrl_dst *dst, *prev;
-
- if (hapd->ctrl_sock > -1) {
-#ifndef CONFIG_CTRL_IFACE_UDP
- char *fname;
-#endif /* !CONFIG_CTRL_IFACE_UDP */
-
- eloop_unregister_read_sock(hapd->ctrl_sock);
- close(hapd->ctrl_sock);
- hapd->ctrl_sock = -1;
-#ifndef CONFIG_CTRL_IFACE_UDP
- fname = hostapd_ctrl_iface_path(hapd);
- if (fname)
- unlink(fname);
- os_free(fname);
-
- if (hapd->conf->ctrl_interface &&
- rmdir(hapd->conf->ctrl_interface) < 0) {
- if (errno == ENOTEMPTY) {
- wpa_printf(MSG_DEBUG, "Control interface "
- "directory not empty - leaving it "
- "behind");
- } else {
- wpa_printf(MSG_ERROR,
- "rmdir[ctrl_interface=%s]: %s",
- hapd->conf->ctrl_interface,
- strerror(errno));
- }
- }
-#endif /* !CONFIG_CTRL_IFACE_UDP */
- }
-
- dl_list_for_each_safe(dst, prev, &hapd->ctrl_dst, struct wpa_ctrl_dst,
- list)
- os_free(dst);
-
-#ifdef CONFIG_TESTING_OPTIONS
- l2_packet_deinit(hapd->l2_test);
- hapd->l2_test = NULL;
-#endif /* CONFIG_TESTING_OPTIONS */
-}
-
-
-static int hostapd_ctrl_iface_add(struct hapd_interfaces *interfaces,
- char *buf)
-{
- if (hostapd_add_iface(interfaces, buf) < 0) {
- wpa_printf(MSG_ERROR, "Adding interface %s failed", buf);
- return -1;
- }
- return 0;
-}
-
-
-static int hostapd_ctrl_iface_remove(struct hapd_interfaces *interfaces,
- char *buf)
-{
- if (hostapd_remove_iface(interfaces, buf) < 0) {
- wpa_printf(MSG_ERROR, "Removing interface %s failed", buf);
- return -1;
- }
- return 0;
-}
-
-
-static int hostapd_global_ctrl_iface_attach(struct hapd_interfaces *interfaces,
- struct sockaddr_storage *from,
- socklen_t fromlen)
-{
- return ctrl_iface_attach(&interfaces->global_ctrl_dst, from, fromlen);
-}
-
-
-static int hostapd_global_ctrl_iface_detach(struct hapd_interfaces *interfaces,
- struct sockaddr_storage *from,
- socklen_t fromlen)
-{
- return ctrl_iface_detach(&interfaces->global_ctrl_dst, from, fromlen);
-}
-
-
-static void hostapd_ctrl_iface_flush(struct hapd_interfaces *interfaces)
-{
-#ifdef CONFIG_WPS_TESTING
- wps_version_number = 0x20;
- wps_testing_dummy_cred = 0;
- wps_corrupt_pkhash = 0;
-#endif /* CONFIG_WPS_TESTING */
-}
-
-
-#ifdef CONFIG_FST
-
-static int
-hostapd_global_ctrl_iface_fst_attach(struct hapd_interfaces *interfaces,
- const char *cmd)
-{
- char ifname[IFNAMSIZ + 1];
- struct fst_iface_cfg cfg;
- struct hostapd_data *hapd;
- struct fst_wpa_obj iface_obj;
-
- if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
- hapd = hostapd_get_iface(interfaces, ifname);
- if (hapd) {
- if (hapd->iface->fst) {
- wpa_printf(MSG_INFO, "FST: Already attached");
- return -1;
- }
- fst_hostapd_fill_iface_obj(hapd, &iface_obj);
- hapd->iface->fst = fst_attach(ifname, hapd->own_addr,
- &iface_obj, &cfg);
- if (hapd->iface->fst)
- return 0;
- }
- }
-
- return -EINVAL;
-}
-
-
-static int
-hostapd_global_ctrl_iface_fst_detach(struct hapd_interfaces *interfaces,
- const char *cmd)
-{
- char ifname[IFNAMSIZ + 1];
- struct hostapd_data * hapd;
-
- if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
- hapd = hostapd_get_iface(interfaces, ifname);
- if (hapd) {
- if (!fst_iface_detach(ifname)) {
- hapd->iface->fst = NULL;
- hapd->iface->fst_ies = NULL;
- return 0;
- }
- }
- }
-
- return -EINVAL;
-}
-
-#endif /* CONFIG_FST */
-
-
-static struct hostapd_data *
-hostapd_interfaces_get_hapd(struct hapd_interfaces *interfaces,
- const char *ifname)
-{
- size_t i, j;
-
- for (i = 0; i < interfaces->count; i++) {
- struct hostapd_iface *iface = interfaces->iface[i];
-
- for (j = 0; j < iface->num_bss; j++) {
- struct hostapd_data *hapd;
-
- hapd = iface->bss[j];
- if (os_strcmp(ifname, hapd->conf->iface) == 0)
- return hapd;
- }
- }
-
- return NULL;
-}
-
-
-static int hostapd_ctrl_iface_dup_param(struct hostapd_data *src_hapd,
- struct hostapd_data *dst_hapd,
- const char *param)
-{
- int res;
- char *value;
-
- value = os_zalloc(HOSTAPD_CLI_DUP_VALUE_MAX_LEN);
- if (!value) {
- wpa_printf(MSG_ERROR,
- "DUP: cannot allocate buffer to stringify %s",
- param);
- goto error_return;
- }
-
- if (os_strcmp(param, "wpa") == 0) {
- os_snprintf(value, HOSTAPD_CLI_DUP_VALUE_MAX_LEN, "%d",
- src_hapd->conf->wpa);
- } else if (os_strcmp(param, "wpa_key_mgmt") == 0 &&
- src_hapd->conf->wpa_key_mgmt) {
- res = hostapd_ctrl_iface_get_key_mgmt(
- src_hapd, value, HOSTAPD_CLI_DUP_VALUE_MAX_LEN);
- if (os_snprintf_error(HOSTAPD_CLI_DUP_VALUE_MAX_LEN, res))
- goto error_stringify;
- } else if (os_strcmp(param, "wpa_pairwise") == 0 &&
- src_hapd->conf->wpa_pairwise) {
- res = wpa_write_ciphers(value,
- value + HOSTAPD_CLI_DUP_VALUE_MAX_LEN,
- src_hapd->conf->wpa_pairwise, " ");
- if (res < 0)
- goto error_stringify;
- } else if (os_strcmp(param, "rsn_pairwise") == 0 &&
- src_hapd->conf->rsn_pairwise) {
- res = wpa_write_ciphers(value,
- value + HOSTAPD_CLI_DUP_VALUE_MAX_LEN,
- src_hapd->conf->rsn_pairwise, " ");
- if (res < 0)
- goto error_stringify;
- } else if (os_strcmp(param, "wpa_passphrase") == 0 &&
- src_hapd->conf->ssid.wpa_passphrase) {
- os_snprintf(value, HOSTAPD_CLI_DUP_VALUE_MAX_LEN, "%s",
- src_hapd->conf->ssid.wpa_passphrase);
- } else if (os_strcmp(param, "wpa_psk") == 0 &&
- src_hapd->conf->ssid.wpa_psk_set) {
- wpa_snprintf_hex(value, HOSTAPD_CLI_DUP_VALUE_MAX_LEN,
- src_hapd->conf->ssid.wpa_psk->psk, PMK_LEN);
- } else {
- wpa_printf(MSG_WARNING, "DUP: %s cannot be duplicated", param);
- goto error_return;
- }
-
- res = hostapd_set_iface(dst_hapd->iconf, dst_hapd->conf, param, value);
- os_free(value);
- return res;
-
-error_stringify:
- wpa_printf(MSG_ERROR, "DUP: cannot stringify %s", param);
-error_return:
- os_free(value);
- return -1;
-}
-
-
-static int
-hostapd_global_ctrl_iface_interfaces(struct hapd_interfaces *interfaces,
- const char *input,
- char *reply, int reply_size)
-{
- size_t i, j;
- int res;
- char *pos, *end;
- struct hostapd_iface *iface;
- int show_ctrl = 0;
-
- if (input)
- show_ctrl = !!os_strstr(input, "ctrl");
-
- pos = reply;
- end = reply + reply_size;
-
- for (i = 0; i < interfaces->count; i++) {
- iface = interfaces->iface[i];
-
- for (j = 0; j < iface->num_bss; j++) {
- struct hostapd_bss_config *conf;
-
- conf = iface->conf->bss[j];
- if (show_ctrl)
- res = os_snprintf(pos, end - pos,
- "%s ctrl_iface=%s\n",
- conf->iface,
- conf->ctrl_interface ?
- conf->ctrl_interface : "N/A");
- else
- res = os_snprintf(pos, end - pos, "%s\n",
- conf->iface);
- if (os_snprintf_error(end - pos, res)) {
- *pos = '\0';
- return pos - reply;
- }
- pos += res;
- }
- }
-
- return pos - reply;
-}
-
-
-static int
-hostapd_global_ctrl_iface_dup_network(struct hapd_interfaces *interfaces,
- char *cmd)
-{
- char *p_start = cmd, *p_end;
- struct hostapd_data *src_hapd, *dst_hapd;
-
- /* cmd: "<src ifname> <dst ifname> <variable name> */
-
- p_end = os_strchr(p_start, ' ');
- if (!p_end) {
- wpa_printf(MSG_ERROR, "DUP: no src ifname found in cmd: '%s'",
- cmd);
- return -1;
- }
-
- *p_end = '\0';
- src_hapd = hostapd_interfaces_get_hapd(interfaces, p_start);
- if (!src_hapd) {
- wpa_printf(MSG_ERROR, "DUP: no src ifname found: '%s'",
- p_start);
- return -1;
- }
-
- p_start = p_end + 1;
- p_end = os_strchr(p_start, ' ');
- if (!p_end) {
- wpa_printf(MSG_ERROR, "DUP: no dst ifname found in cmd: '%s'",
- cmd);
- return -1;
- }
-
- *p_end = '\0';
- dst_hapd = hostapd_interfaces_get_hapd(interfaces, p_start);
- if (!dst_hapd) {
- wpa_printf(MSG_ERROR, "DUP: no dst ifname found: '%s'",
- p_start);
- return -1;
- }
-
- p_start = p_end + 1;
- return hostapd_ctrl_iface_dup_param(src_hapd, dst_hapd, p_start);
-}
-
-
-static int hostapd_global_ctrl_iface_ifname(struct hapd_interfaces *interfaces,
- const char *ifname,
- char *buf, char *reply,
- int reply_size,
- struct sockaddr_storage *from,
- socklen_t fromlen)
-{
- struct hostapd_data *hapd;
-
- hapd = hostapd_interfaces_get_hapd(interfaces, ifname);
- if (hapd == NULL) {
- int res;
-
- res = os_snprintf(reply, reply_size, "FAIL-NO-IFNAME-MATCH\n");
- if (os_snprintf_error(reply_size, res))
- return -1;
- return res;
- }
-
- return hostapd_ctrl_iface_receive_process(hapd, buf, reply,reply_size,
- from, fromlen);
-}
-
-
-static void hostapd_global_ctrl_iface_receive(int sock, void *eloop_ctx,
- void *sock_ctx)
-{
- void *interfaces = eloop_ctx;
- char buffer[256], *buf = buffer;
- int res;
- struct sockaddr_storage from;
- socklen_t fromlen = sizeof(from);
- char *reply;
- int reply_len;
- const int reply_size = 4096;
-#ifdef CONFIG_CTRL_IFACE_UDP
- unsigned char lcookie[COOKIE_LEN];
-#endif /* CONFIG_CTRL_IFACE_UDP */
-
- res = recvfrom(sock, buffer, sizeof(buffer) - 1, 0,
- (struct sockaddr *) &from, &fromlen);
- if (res < 0) {
- wpa_printf(MSG_ERROR, "recvfrom(ctrl_iface): %s",
- strerror(errno));
- return;
- }
- buf[res] = '\0';
- wpa_printf(MSG_DEBUG, "Global ctrl_iface command: %s", buf);
-
- reply = os_malloc(reply_size);
- if (reply == NULL) {
- if (sendto(sock, "FAIL\n", 5, 0, (struct sockaddr *) &from,
- fromlen) < 0) {
- wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s",
- strerror(errno));
- }
- return;
- }
-
- os_memcpy(reply, "OK\n", 3);
- reply_len = 3;
-
-#ifdef CONFIG_CTRL_IFACE_UDP
- if (os_strcmp(buf, "GET_COOKIE") == 0) {
- os_memcpy(reply, "COOKIE=", 7);
- wpa_snprintf_hex(reply + 7, 2 * COOKIE_LEN + 1,
- gcookie, COOKIE_LEN);
- reply_len = 7 + 2 * COOKIE_LEN;
- goto send_reply;
- }
-
- if (os_strncmp(buf, "COOKIE=", 7) != 0 ||
- hexstr2bin(buf + 7, lcookie, COOKIE_LEN) < 0) {
- wpa_printf(MSG_DEBUG,
- "CTRL: No cookie in the request - drop request");
- os_free(reply);
- return;
- }
-
- if (os_memcmp(gcookie, lcookie, COOKIE_LEN) != 0) {
- wpa_printf(MSG_DEBUG,
- "CTRL: Invalid cookie in the request - drop request");
- os_free(reply);
- return;
- }
-
- buf += 7 + 2 * COOKIE_LEN;
- while (*buf == ' ')
- buf++;
-#endif /* CONFIG_CTRL_IFACE_UDP */
-
- if (os_strncmp(buf, "IFNAME=", 7) == 0) {
- char *pos = os_strchr(buf + 7, ' ');
-
- if (pos) {
- *pos++ = '\0';
- reply_len = hostapd_global_ctrl_iface_ifname(
- interfaces, buf + 7, pos, reply, reply_size,
- &from, fromlen);
- goto send_reply;
- }
- }
-
- if (os_strcmp(buf, "PING") == 0) {
- os_memcpy(reply, "PONG\n", 5);
- reply_len = 5;
- } else if (os_strncmp(buf, "RELOG", 5) == 0) {
- if (wpa_debug_reopen_file() < 0)
- reply_len = -1;
- } else if (os_strcmp(buf, "FLUSH") == 0) {
- hostapd_ctrl_iface_flush(interfaces);
- } else if (os_strncmp(buf, "ADD ", 4) == 0) {
- if (hostapd_ctrl_iface_add(interfaces, buf + 4) < 0)
- reply_len = -1;
- } else if (os_strncmp(buf, "REMOVE ", 7) == 0) {
- if (hostapd_ctrl_iface_remove(interfaces, buf + 7) < 0)
- reply_len = -1;
- } else if (os_strcmp(buf, "ATTACH") == 0) {
- if (hostapd_global_ctrl_iface_attach(interfaces, &from,
- fromlen))
- reply_len = -1;
- } else if (os_strcmp(buf, "DETACH") == 0) {
- if (hostapd_global_ctrl_iface_detach(interfaces, &from,
- fromlen))
- reply_len = -1;
-#ifdef CONFIG_MODULE_TESTS
- } else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
- if (hapd_module_tests() < 0)
- reply_len = -1;
-#endif /* CONFIG_MODULE_TESTS */
-#ifdef CONFIG_FST
- } else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
- if (!hostapd_global_ctrl_iface_fst_attach(interfaces, buf + 11))
- reply_len = os_snprintf(reply, reply_size, "OK\n");
- else
- reply_len = -1;
- } else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
- if (!hostapd_global_ctrl_iface_fst_detach(interfaces, buf + 11))
- reply_len = os_snprintf(reply, reply_size, "OK\n");
- else
- reply_len = -1;
- } else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
- reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
-#endif /* CONFIG_FST */
- } else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
- if (!hostapd_global_ctrl_iface_dup_network(interfaces,
- buf + 12))
- reply_len = os_snprintf(reply, reply_size, "OK\n");
- else
- reply_len = -1;
- } else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
- reply_len = hostapd_global_ctrl_iface_interfaces(
- interfaces, buf + 10, reply, sizeof(buffer));
- } else if (os_strcmp(buf, "TERMINATE") == 0) {
- eloop_terminate();
- } else {
- wpa_printf(MSG_DEBUG, "Unrecognized global ctrl_iface command "
- "ignored");
- reply_len = -1;
- }
-
-send_reply:
- if (reply_len < 0) {
- os_memcpy(reply, "FAIL\n", 5);
- reply_len = 5;
- }
-
- if (sendto(sock, reply, reply_len, 0, (struct sockaddr *) &from,
- fromlen) < 0) {
- wpa_printf(MSG_DEBUG, "CTRL: sendto failed: %s",
- strerror(errno));
- }
- os_free(reply);
-}
-
-
-#ifndef CONFIG_CTRL_IFACE_UDP
-static char * hostapd_global_ctrl_iface_path(struct hapd_interfaces *interface)
-{
- char *buf;
- size_t len;
-
- if (interface->global_iface_path == NULL)
- return NULL;
-
- len = os_strlen(interface->global_iface_path) +
- os_strlen(interface->global_iface_name) + 2;
- buf = os_malloc(len);
- if (buf == NULL)
- return NULL;
-
- os_snprintf(buf, len, "%s/%s", interface->global_iface_path,
- interface->global_iface_name);
- buf[len - 1] = '\0';
- return buf;
-}
-#endif /* CONFIG_CTRL_IFACE_UDP */
-
-
-int hostapd_global_ctrl_iface_init(struct hapd_interfaces *interface)
-{
-#ifdef CONFIG_CTRL_IFACE_UDP
- int port = HOSTAPD_GLOBAL_CTRL_IFACE_PORT;
- char p[32] = { 0 };
- char *pos;
- struct addrinfo hints = { 0 }, *res, *saveres;
- int n;
-
- if (interface->global_ctrl_sock > -1) {
- wpa_printf(MSG_DEBUG, "ctrl_iface already exists!");
- return 0;
- }
-
- if (interface->global_iface_path == NULL)
- return 0;
-
- pos = os_strstr(interface->global_iface_path, "udp:");
- if (pos) {
- pos += 4;
- port = atoi(pos);
- if (port <= 0) {
- wpa_printf(MSG_ERROR, "Invalid global ctrl UDP port");
- goto fail;
- }
- }
-
- dl_list_init(&interface->global_ctrl_dst);
- interface->global_ctrl_sock = -1;
- os_get_random(gcookie, COOKIE_LEN);
-
-#ifdef CONFIG_CTRL_IFACE_UDP_REMOTE
- hints.ai_flags = AI_PASSIVE;
-#endif /* CONFIG_CTRL_IFACE_UDP_REMOTE */
-
-#ifdef CONFIG_CTRL_IFACE_UDP_IPV6
- hints.ai_family = AF_INET6;
-#else /* CONFIG_CTRL_IFACE_UDP_IPV6 */
- hints.ai_family = AF_INET;
-#endif /* CONFIG_CTRL_IFACE_UDP_IPV6 */
- hints.ai_socktype = SOCK_DGRAM;
-
-try_again:
- os_snprintf(p, sizeof(p), "%d", port);
- n = getaddrinfo(NULL, p, &hints, &res);
- if (n) {
- wpa_printf(MSG_ERROR, "getaddrinfo(): %s", gai_strerror(n));
- goto fail;
- }
-
- saveres = res;
- interface->global_ctrl_sock = socket(res->ai_family, res->ai_socktype,
- res->ai_protocol);
- if (interface->global_ctrl_sock < 0) {
- wpa_printf(MSG_ERROR, "socket(PF_INET): %s", strerror(errno));
- goto fail;
- }
-
- if (bind(interface->global_ctrl_sock, res->ai_addr, res->ai_addrlen) <
- 0) {
- port++;
- if ((port - HOSTAPD_GLOBAL_CTRL_IFACE_PORT) <
- HOSTAPD_GLOBAL_CTRL_IFACE_PORT_LIMIT && !pos)
- goto try_again;
- wpa_printf(MSG_ERROR, "bind(AF_INET): %s", strerror(errno));
- goto fail;
- }
-
- freeaddrinfo(saveres);
-
- wpa_printf(MSG_DEBUG, "global ctrl_iface_init UDP port: %d", port);
-
- if (eloop_register_read_sock(interface->global_ctrl_sock,
- hostapd_global_ctrl_iface_receive,
- interface, NULL) < 0) {
- hostapd_global_ctrl_iface_deinit(interface);
- return -1;
- }
-
- return 0;
-
-fail:
- if (interface->global_ctrl_sock >= 0)
- close(interface->global_ctrl_sock);
- return -1;
-#else /* CONFIG_CTRL_IFACE_UDP */
- struct sockaddr_un addr;
- int s = -1;
- char *fname = NULL;
-
- if (interface->global_iface_path == NULL) {
- wpa_printf(MSG_DEBUG, "ctrl_iface not configured!");
- return 0;
- }
-
- if (mkdir(interface->global_iface_path, S_IRWXU | S_IRWXG) < 0) {
- if (errno == EEXIST) {
- wpa_printf(MSG_DEBUG, "Using existing control "
- "interface directory.");
- } else {
- wpa_printf(MSG_ERROR, "mkdir[ctrl_interface]: %s",
- strerror(errno));
- goto fail;
- }
- } else if (interface->ctrl_iface_group &&
- chown(interface->global_iface_path, -1,
- interface->ctrl_iface_group) < 0) {
- wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s",
- strerror(errno));
- goto fail;
- }
-
- if (os_strlen(interface->global_iface_path) + 1 +
- os_strlen(interface->global_iface_name) >= sizeof(addr.sun_path))
- goto fail;
-
- s = socket(PF_UNIX, SOCK_DGRAM, 0);
- if (s < 0) {
- wpa_printf(MSG_ERROR, "socket(PF_UNIX): %s", strerror(errno));
- goto fail;
- }
-
- os_memset(&addr, 0, sizeof(addr));
-#ifdef __FreeBSD__
- addr.sun_len = sizeof(addr);
-#endif /* __FreeBSD__ */
- addr.sun_family = AF_UNIX;
- fname = hostapd_global_ctrl_iface_path(interface);
- if (fname == NULL)
- goto fail;
- os_strlcpy(addr.sun_path, fname, sizeof(addr.sun_path));
- if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- wpa_printf(MSG_DEBUG, "ctrl_iface bind(PF_UNIX) failed: %s",
- strerror(errno));
- if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- wpa_printf(MSG_DEBUG, "ctrl_iface exists, but does not"
- " allow connections - assuming it was left"
- "over from forced program termination");
- if (unlink(fname) < 0) {
- wpa_printf(MSG_ERROR,
- "Could not unlink existing ctrl_iface socket '%s': %s",
- fname, strerror(errno));
- goto fail;
- }
- if (bind(s, (struct sockaddr *) &addr, sizeof(addr)) <
- 0) {
- wpa_printf(MSG_ERROR, "bind(PF_UNIX): %s",
- strerror(errno));
- goto fail;
- }
- wpa_printf(MSG_DEBUG, "Successfully replaced leftover "
- "ctrl_iface socket '%s'", fname);
- } else {
- wpa_printf(MSG_INFO, "ctrl_iface exists and seems to "
- "be in use - cannot override it");
- wpa_printf(MSG_INFO, "Delete '%s' manually if it is "
- "not used anymore", fname);
- os_free(fname);
- fname = NULL;
- goto fail;
- }
- }
-
- if (interface->ctrl_iface_group &&
- chown(fname, -1, interface->ctrl_iface_group) < 0) {
- wpa_printf(MSG_ERROR, "chown[ctrl_interface]: %s",
- strerror(errno));
- goto fail;
- }
-
- if (chmod(fname, S_IRWXU | S_IRWXG) < 0) {
- wpa_printf(MSG_ERROR, "chmod[ctrl_interface/ifname]: %s",
- strerror(errno));
- goto fail;
- }
- os_free(fname);
-
- interface->global_ctrl_sock = s;
- eloop_register_read_sock(s, hostapd_global_ctrl_iface_receive,
- interface, NULL);
-
- return 0;
-
-fail:
- if (s >= 0)
- close(s);
- if (fname) {
- unlink(fname);
- os_free(fname);
- }
- return -1;
-#endif /* CONFIG_CTRL_IFACE_UDP */
-}
-
-
-void hostapd_global_ctrl_iface_deinit(struct hapd_interfaces *interfaces)
-{
-#ifndef CONFIG_CTRL_IFACE_UDP
- char *fname = NULL;
-#endif /* CONFIG_CTRL_IFACE_UDP */
- struct wpa_ctrl_dst *dst, *prev;
-
- if (interfaces->global_ctrl_sock > -1) {
- eloop_unregister_read_sock(interfaces->global_ctrl_sock);
- close(interfaces->global_ctrl_sock);
- interfaces->global_ctrl_sock = -1;
-#ifndef CONFIG_CTRL_IFACE_UDP
- fname = hostapd_global_ctrl_iface_path(interfaces);
- if (fname) {
- unlink(fname);
- os_free(fname);
- }
-
- if (interfaces->global_iface_path &&
- rmdir(interfaces->global_iface_path) < 0) {
- if (errno == ENOTEMPTY) {
- wpa_printf(MSG_DEBUG, "Control interface "
- "directory not empty - leaving it "
- "behind");
- } else {
- wpa_printf(MSG_ERROR,
- "rmdir[ctrl_interface=%s]: %s",
- interfaces->global_iface_path,
- strerror(errno));
- }
- }
-#endif /* CONFIG_CTRL_IFACE_UDP */
- }
-
- os_free(interfaces->global_iface_path);
- interfaces->global_iface_path = NULL;
-
- dl_list_for_each_safe(dst, prev, &interfaces->global_ctrl_dst,
- struct wpa_ctrl_dst, list)
- os_free(dst);
-}
-
-
-static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level,
- enum wpa_msg_type type,
- const char *buf, size_t len)
-{
- struct wpa_ctrl_dst *dst, *next;
- struct dl_list *ctrl_dst;
- struct msghdr msg;
- int idx;
- struct iovec io[2];
- char levelstr[10];
- int s;
-
- if (type != WPA_MSG_ONLY_GLOBAL) {
- s = hapd->ctrl_sock;
- ctrl_dst = &hapd->ctrl_dst;
- } else {
- s = hapd->iface->interfaces->global_ctrl_sock;
- ctrl_dst = &hapd->iface->interfaces->global_ctrl_dst;
- }
-
- if (s < 0 || dl_list_empty(ctrl_dst))
- return;
-
- os_snprintf(levelstr, sizeof(levelstr), "<%d>", level);
- io[0].iov_base = levelstr;
- io[0].iov_len = os_strlen(levelstr);
- io[1].iov_base = (char *) buf;
- io[1].iov_len = len;
- os_memset(&msg, 0, sizeof(msg));
- msg.msg_iov = io;
- msg.msg_iovlen = 2;
-
- idx = 0;
- dl_list_for_each_safe(dst, next, ctrl_dst, struct wpa_ctrl_dst, list) {
- if (level >= dst->debug_level) {
- sockaddr_print(MSG_DEBUG, "CTRL_IFACE monitor send",
- &dst->addr, dst->addrlen);
- msg.msg_name = &dst->addr;
- msg.msg_namelen = dst->addrlen;
- if (sendmsg(s, &msg, 0) < 0) {
- int _errno = errno;
- wpa_printf(MSG_INFO, "CTRL_IFACE monitor[%d]: "
- "%d - %s",
- idx, errno, strerror(errno));
- dst->errors++;
- if (dst->errors > 10 || _errno == ENOENT) {
- if (type != WPA_MSG_ONLY_GLOBAL)
- hostapd_ctrl_iface_detach(
- hapd, &dst->addr,
- dst->addrlen);
- else
- hostapd_global_ctrl_iface_detach(
- hapd->iface->interfaces,
- &dst->addr,
- dst->addrlen);
- }
- } else
- dst->errors = 0;
- }
- idx++;
- }
-}
-
-#endif /* CONFIG_NATIVE_WINDOWS */
projects / mech_eap.git / blobdiff