diff options
Diffstat (limited to 'hostapd/ctrl_iface.c')
| -rw-r--r-- | hostapd/ctrl_iface.c | 5864 |
1 files changed, 5864 insertions, 0 deletions
diff --git a/hostapd/ctrl_iface.c b/hostapd/ctrl_iface.c new file mode 100644 index 000000000000..39b9ef59dc57 --- /dev/null +++ b/hostapd/ctrl_iface.c @@ -0,0 +1,5864 @@ +/* + * hostapd / UNIX domain socket -based control interface + * Copyright (c) 2004-2018, 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 +#ifdef __NetBSD__ +#include <net/if_ether.h> +#else +#include <net/ethernet.h> +#endif +#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" +#ifdef CONFIG_DPP +#include "common/dpp.h" +#endif /* CONFIG_DPP */ +#include "common/wpa_ctrl.h" +#include "common/ptksa_cache.h" +#include "common/hw_features_common.h" +#include "common/nan_de.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/pmksa_cache_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 "ap/dpp_hostapd.h" +#include "ap/dfs.h" +#include "ap/nan_usd_ap.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 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, const char *input) +{ + return ctrl_iface_attach(&hapd->ctrl_dst, from, fromlen, input); +} + + +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 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 */ + + +#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_AP + +static int hostapd_ctrl_iface_coloc_intf_req(struct hostapd_data *hapd, + const char *cmd) +{ + u8 addr[ETH_ALEN]; + struct sta_info *sta; + const char *pos; + unsigned int auto_report, timeout; + + if (hwaddr_aton(cmd, addr)) { + wpa_printf(MSG_DEBUG, "Invalid STA MAC address"); + return -1; + } + + sta = ap_get_sta(hapd, addr); + if (!sta) { + wpa_printf(MSG_DEBUG, "Station " MACSTR + " not found for Collocated Interference Request", + MAC2STR(addr)); + return -1; + } + + pos = cmd + 17; + if (*pos != ' ') + return -1; + pos++; + auto_report = atoi(pos); + pos = os_strchr(pos, ' '); + if (!pos) + return -1; + pos++; + timeout = atoi(pos); + + return wnm_send_coloc_intf_req(hapd, sta, auto_report, timeout); +} + +#endif /* CONFIG_WNM_AP */ + + +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_AP + 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_SHA384 + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X_SHA384) { + ret = os_snprintf(pos, end - pos, "FT-EAP-SHA384 "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } +#endif /* CONFIG_SHA384 */ +#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; + } + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_SAE_EXT_KEY) { + ret = os_snprintf(pos, end - pos, "FT-SAE-EXT-KEY "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } +#endif /* CONFIG_SAE */ +#ifdef CONFIG_FILS + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA256) { + ret = os_snprintf(pos, end - pos, "FT-FILS-SHA256 "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA384) { + ret = os_snprintf(pos, end - pos, "FT-FILS-SHA384 "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } +#endif /* CONFIG_FILS */ +#endif /* CONFIG_IEEE80211R_AP */ + 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; + } +#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; + } + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_SAE_EXT_KEY) { + ret = os_snprintf(pos, end - pos, "SAE-EXT-KEY "); + 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; + } +#ifdef CONFIG_FILS + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FILS_SHA256) { + ret = os_snprintf(pos, end - pos, "FILS-SHA256 "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_FILS_SHA384) { + ret = os_snprintf(pos, end - pos, "FILS-SHA384 "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } +#endif /* CONFIG_FILS */ + +#ifdef CONFIG_OWE + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_OWE) { + ret = os_snprintf(pos, end - pos, "OWE "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } +#endif /* CONFIG_OWE */ + +#ifdef CONFIG_DPP + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_DPP) { + ret = os_snprintf(pos, end - pos, "DPP "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } +#endif /* CONFIG_DPP */ +#ifdef CONFIG_SHA384 + if (hapd->conf->wpa_key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA384) { + ret = os_snprintf(pos, end - pos, "WPA-EAP-SHA384 "); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } +#endif /* CONFIG_SHA384 */ + + 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; + + if ((hapd->conf->config_id)) { + ret = os_snprintf(pos, end - pos, "config_id=%s\n", + hapd->conf->config_id); + 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; + } + + if (hapd->conf->multi_ap) { + struct hostapd_ssid *ssid = &hapd->conf->multi_ap_backhaul_ssid; + + ret = os_snprintf(pos, end - pos, "multi_ap=%d\n", + hapd->conf->multi_ap); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + + if (ssid->ssid_len) { + ret = os_snprintf(pos, end - pos, + "multi_ap_backhaul_ssid=%s\n", + wpa_ssid_txt(ssid->ssid, + ssid->ssid_len)); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } + + if (hapd->conf->wps_state && hapd->conf->wpa && + ssid->wpa_passphrase) { + ret = os_snprintf(pos, end - pos, + "multi_ap_backhaul_wpa_passphrase=%s\n", + ssid->wpa_passphrase); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } + + if (hapd->conf->wps_state && hapd->conf->wpa && + ssid->wpa_psk && + ssid->wpa_psk->group) { + char hex[PMK_LEN * 2 + 1]; + + wpa_snprintf_hex(hex, sizeof(hex), ssid->wpa_psk->psk, + PMK_LEN); + ret = os_snprintf(pos, end - pos, + "multi_ap_backhaul_wpa_psk=%s\n", + hex); + forced_memzero(hex, sizeof(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; + } + + if (hapd->conf->wpa && hapd->conf->wpa_deny_ptk0_rekey) { + ret = os_snprintf(pos, end - pos, "wpa_deny_ptk0_rekey=%d\n", + hapd->conf->wpa_deny_ptk0_rekey); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } + + if ((hapd->conf->wpa & WPA_PROTO_RSN) && hapd->conf->extended_key_id) { + ret = os_snprintf(pos, end - pos, "extended_key_id=%d\n", + hapd->conf->extended_key_id); + if (os_snprintf_error(end - pos, ret)) + return pos - buf; + pos += ret; + } + + return pos - buf; +} + + +static int hostapd_ctrl_iface_set_band(struct hostapd_data *hapd, + const char *bands) +{ + union wpa_event_data event; + u32 setband_mask = WPA_SETBAND_AUTO; + + /* + * For example: + * SET setband 2G,6G + * SET setband 5G + * SET setband AUTO + */ + if (!os_strstr(bands, "AUTO")) { + if (os_strstr(bands, "5G")) + setband_mask |= WPA_SETBAND_5G; + if (os_strstr(bands, "6G")) + setband_mask |= WPA_SETBAND_6G; + if (os_strstr(bands, "2G")) + setband_mask |= WPA_SETBAND_2G; + if (setband_mask == WPA_SETBAND_AUTO) + return -1; + } + + if (hostapd_drv_set_band(hapd, setband_mask) == 0) { + os_memset(&event, 0, sizeof(event)); + event.channel_list_changed.initiator = REGDOM_SET_BY_USER; + event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN; + wpa_supplicant_event(hapd, EVENT_CHANNEL_LIST_CHANGED, &event); + } + + return 0; +} + + +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_stub_cred") == 0) { + wps_testing_stub_cred = atoi(value); + wpa_printf(MSG_DEBUG, "WPS: Testing - stub_cred=%d", + wps_testing_stub_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_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); + } else if (os_strcasecmp(cmd, "force_backlog_bytes") == 0) { + hapd->force_backlog_bytes = atoi(value); +#ifdef CONFIG_DPP + } else if (os_strcasecmp(cmd, "dpp_config_obj_override") == 0) { + os_free(hapd->dpp_config_obj_override); + hapd->dpp_config_obj_override = os_strdup(value); + } else if (os_strcasecmp(cmd, "dpp_discovery_override") == 0) { + os_free(hapd->dpp_discovery_override); + hapd->dpp_discovery_override = os_strdup(value); + } else if (os_strcasecmp(cmd, "dpp_groups_override") == 0) { + os_free(hapd->dpp_groups_override); + hapd->dpp_groups_override = os_strdup(value); + } else if (os_strcasecmp(cmd, + "dpp_ignore_netaccesskey_mismatch") == 0) { + hapd->dpp_ignore_netaccesskey_mismatch = atoi(value); + } else if (os_strcasecmp(cmd, "dpp_test") == 0) { + dpp_test = atoi(value); + } else if (os_strcasecmp(cmd, "dpp_version_override") == 0) { + dpp_version_override = atoi(value); +#endif /* CONFIG_DPP */ +#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 > MBO_ASSOC_DISALLOW_REASON_LOW_RSSI) + 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 */ +#ifdef CONFIG_DPP + } else if (os_strcasecmp(cmd, "dpp_configurator_params") == 0) { + os_free(hapd->dpp_configurator_params); + hapd->dpp_configurator_params = os_strdup(value); +#ifdef CONFIG_DPP2 + dpp_controller_set_params(hapd->iface->interfaces->dpp, value); +#endif /* CONFIG_DPP2 */ + } else if (os_strcasecmp(cmd, "dpp_init_max_tries") == 0) { + hapd->dpp_init_max_tries = atoi(value); + } else if (os_strcasecmp(cmd, "dpp_init_retry_time") == 0) { + hapd->dpp_init_retry_time = atoi(value); + } else if (os_strcasecmp(cmd, "dpp_resp_wait_time") == 0) { + hapd->dpp_resp_wait_time = atoi(value); + } else if (os_strcasecmp(cmd, "dpp_resp_max_tries") == 0) { + hapd->dpp_resp_max_tries = atoi(value); + } else if (os_strcasecmp(cmd, "dpp_resp_retry_time") == 0) { + hapd->dpp_resp_retry_time = atoi(value); +#endif /* CONFIG_DPP */ + } else if (os_strcasecmp(cmd, "setband") == 0) { + ret = hostapd_ctrl_iface_set_band(hapd, value); + } else { + ret = hostapd_set_iface(hapd->iconf, hapd->conf, cmd, value); + if (ret) + return ret; + + if (os_strcasecmp(cmd, "deny_mac_file") == 0) { + hostapd_disassoc_deny_mac(hapd); + } else if (os_strcasecmp(cmd, "accept_mac_file") == 0) { + hostapd_disassoc_accept_mac(hapd); + } else if (os_strcasecmp(cmd, "ssid") == 0) { + hostapd_neighbor_sync_own_report(hapd); + } else if (os_strncmp(cmd, "wme_ac_", 7) == 0 || + os_strncmp(cmd, "wmm_ac_", 7) == 0) { + hapd->parameter_set_count++; + if (ieee802_11_update_beacons(hapd->iface)) + wpa_printf(MSG_DEBUG, + "Failed to update beacons with WMM parameters"); + } else if (os_strcmp(cmd, "wpa_passphrase") == 0 || + os_strcmp(cmd, "sae_password") == 0 || + os_strcmp(cmd, "sae_pwe") == 0) { + if (hapd->started) + hostapd_setup_sae_pt(hapd->conf); + } else if (os_strcasecmp(cmd, "transition_disable") == 0) { + wpa_auth_set_transition_disable(hapd->wpa_auth, + hapd->conf->transition_disable); + } + +#ifdef CONFIG_TESTING_OPTIONS + if (os_strcmp(cmd, "ft_rsnxe_used") == 0) + wpa_auth_set_ft_rsnxe_used(hapd->wpa_auth, + hapd->conf->ft_rsnxe_used); + else if (os_strcmp(cmd, "oci_freq_override_eapol_m3") == 0) + wpa_auth_set_ocv_override_freq( + hapd->wpa_auth, WPA_AUTH_OCV_OVERRIDE_EAPOL_M3, + atoi(value)); + else if (os_strcmp(cmd, "oci_freq_override_eapol_g1") == 0) + wpa_auth_set_ocv_override_freq( + hapd->wpa_auth, WPA_AUTH_OCV_OVERRIDE_EAPOL_G1, + atoi(value)); + else if (os_strcmp(cmd, "oci_freq_override_ft_assoc") == 0) + wpa_auth_set_ocv_override_freq( + hapd->wpa_auth, WPA_AUTH_OCV_OVERRIDE_FT_ASSOC, + atoi(value)); + else if (os_strcmp(cmd, "oci_freq_override_fils_assoc") == 0) + wpa_auth_set_ocv_override_freq( + hapd->wpa_auth, + WPA_AUTH_OCV_OVERRIDE_FILS_ASSOC, atoi(value)); +#endif /* CONFIG_TESTING_OPTIONS */ + } + + 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_reload_bss(struct hostapd_data *bss) +{ + if (hostapd_reload_bss_only(bss) < 0) { + wpa_printf(MSG_ERROR, "Reloading of BSS 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; +} + + +static int +hostapd_ctrl_iface_kick_mismatch_psk_sta_iter(struct hostapd_data *hapd, + struct sta_info *sta, void *ctx) +{ + struct hostapd_wpa_psk *psk; + const u8 *pmk; + int pmk_len; + int pmk_match; + int sta_match; + int bss_match; + int reason; + + pmk = wpa_auth_get_pmk(sta->wpa_sm, &pmk_len); + + for (psk = hapd->conf->ssid.wpa_psk; pmk && psk; psk = psk->next) { + pmk_match = PMK_LEN == pmk_len && + os_memcmp(psk->psk, pmk, pmk_len) == 0; + sta_match = psk->group == 0 && + ether_addr_equal(sta->addr, psk->addr); + bss_match = psk->group == 1; + + if (pmk_match && (sta_match || bss_match)) + return 0; + } + + wpa_printf(MSG_INFO, "STA " MACSTR + " PSK/passphrase no longer valid - disconnect", + MAC2STR(sta->addr)); + reason = WLAN_REASON_PREV_AUTH_NOT_VALID; + hostapd_drv_sta_deauth(hapd, sta->addr, reason); + ap_sta_deauthenticate(hapd, sta, reason); + + return 0; +} + + +static int hostapd_ctrl_iface_reload_wpa_psk(struct hostapd_data *hapd) +{ + struct hostapd_bss_config *conf = hapd->conf; + int err; + + hostapd_config_clear_wpa_psk(&conf->ssid.wpa_psk); + + err = hostapd_setup_wpa_psk(conf); + if (err < 0) { + wpa_printf(MSG_ERROR, "Reloading WPA-PSK passwords failed: %d", + err); + return -1; + } + + ap_for_each_sta(hapd, hostapd_ctrl_iface_kick_mismatch_psk_sta_iter, + NULL); + + return 0; +} + + +#ifdef CONFIG_IEEE80211R_AP + +static int hostapd_ctrl_iface_get_rxkhs(struct hostapd_data *hapd, + char *buf, size_t buflen) +{ + int ret, start_pos; + char *pos, *end; + struct ft_remote_r0kh *r0kh; + struct ft_remote_r1kh *r1kh; + struct hostapd_bss_config *conf = hapd->conf; + + pos = buf; + end = buf + buflen; + + for (r0kh = conf->r0kh_list; r0kh; r0kh=r0kh->next) { + start_pos = pos - buf; + ret = os_snprintf(pos, end - pos, "r0kh=" MACSTR " ", + MAC2STR(r0kh->addr)); + if (os_snprintf_error(end - pos, ret)) + return start_pos; + pos += ret; + if (r0kh->id_len + 1 >= (size_t) (end - pos)) + return start_pos; + os_memcpy(pos, r0kh->id, r0kh->id_len); + pos += r0kh->id_len; + *pos++ = ' '; + pos += wpa_snprintf_hex(pos, end - pos, r0kh->key, + sizeof(r0kh->key)); + ret = os_snprintf(pos, end - pos, "\n"); + if (os_snprintf_error(end - pos, ret)) + return start_pos; + pos += ret; + } + + for (r1kh = conf->r1kh_list; r1kh; r1kh=r1kh->next) { + start_pos = pos - buf; + ret = os_snprintf(pos, end - pos, "r1kh=" MACSTR " " MACSTR " ", + MAC2STR(r1kh->addr), MAC2STR(r1kh->id)); + if (os_snprintf_error(end - pos, ret)) + return start_pos; + pos += ret; + pos += wpa_snprintf_hex(pos, end - pos, r1kh->key, + sizeof(r1kh->key)); + ret = os_snprintf(pos, end - pos, "\n"); + if (os_snprintf_error(end - pos, ret)) + return start_pos; + pos += ret; + } + + return pos - buf; +} + + +static int hostapd_ctrl_iface_reload_rxkhs(struct hostapd_data *hapd) +{ + struct hostapd_bss_config *conf = hapd->conf; + int err; + + hostapd_config_clear_rxkhs(conf); + + err = hostapd_config_read_rxkh_file(conf, conf->rxkh_file); + if (err < 0) { + wpa_printf(MSG_ERROR, "Reloading RxKHs failed: %d", + err); + return -1; + } + + return 0; +} + +#endif /* CONFIG_IEEE80211R_AP */ + + +#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, NULL, 0, 0); + os_free(buf); + return res; +} + + +static int hostapd_ctrl_iface_mgmt_tx_status_process(struct hostapd_data *hapd, + char *cmd) +{ + char *pos, *param; + size_t len; + u8 *buf; + int stype = 0, ok = 0; + union wpa_event_data event; + + if (!hapd->ext_mgmt_frame_handling) + return -1; + + /* stype=<val> ok=<0/1> buf=<frame hexdump> */ + + wpa_printf(MSG_DEBUG, "External MGMT TX status process: %s", cmd); + + pos = cmd; + param = os_strstr(pos, "stype="); + if (param) { + param += 6; + stype = atoi(param); + } + + param = os_strstr(pos, " ok="); + if (param) { + param += 4; + ok = atoi(param); + } + + param = os_strstr(pos, " buf="); + if (!param) + return -1; + param += 5; + + len = os_strlen(param); + if (len & 1) + return -1; + len /= 2; + + buf = os_malloc(len); + if (!buf || hexstr2bin(param, buf, len) < 0) { + os_free(buf); + return -1; + } + + os_memset(&event, 0, sizeof(event)); + event.tx_status.type = WLAN_FC_TYPE_MGMT; + event.tx_status.data = buf; + event.tx_status.data_len = len; + event.tx_status.stype = stype; + event.tx_status.ack = ok; + hapd->ext_mgmt_frame_handling = 0; + wpa_supplicant_event(hapd, EVENT_TX_STATUS, &event); + hapd->ext_mgmt_frame_handling = 1; + + os_free(buf); + + return 0; +} + + +static int hostapd_ctrl_iface_mgmt_rx_process(struct hostapd_data *hapd, + char *cmd) +{ + char *pos, *param; + size_t len; + u8 *buf; + int freq = 0, datarate = 0, ssi_signal = 0; + union wpa_event_data event; + + if (!hapd->ext_mgmt_frame_handling) + return -1; + + /* freq=<MHz> datarate=<val> ssi_signal=<val> frame=<frame hexdump> */ + + wpa_printf(MSG_DEBUG, "External MGMT RX process: %s", cmd); + + pos = cmd; + param = os_strstr(pos, "freq="); + if (param) { + param += 5; + freq = atoi(param); + } + + param = os_strstr(pos, " datarate="); + if (param) { + param += 10; + datarate = atoi(param); + } + + param = os_strstr(pos, " ssi_signal="); + if (param) { + param += 12; + ssi_signal = atoi(param); + } + + param = os_strstr(pos, " frame="); + if (param == NULL) + return -1; + param += 7; + + len = os_strlen(param); + if (len & 1) + return -1; + len /= 2; + + buf = os_malloc(len); + if (buf == NULL) + return -1; + + if (hexstr2bin(param, buf, len) < 0) { + os_free(buf); + return -1; + } + + os_memset(&event, 0, sizeof(event)); + event.rx_mgmt.freq = freq; + event.rx_mgmt.frame = buf; + event.rx_mgmt.frame_len = len; + event.rx_mgmt.ssi_signal = ssi_signal; + event.rx_mgmt.datarate = datarate; + hapd->ext_mgmt_frame_handling = 0; + wpa_supplicant_event(hapd, EVENT_RX_MGMT, &event); + hapd->ext_mgmt_frame_handling = 1; + + os_free(buf); + + return 0; +} + + +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, FRAME_ENCRYPTION_UNKNOWN); + os_free(buf); + + return 0; +} + + +static int hostapd_ctrl_iface_eapol_tx(struct hostapd_data *hapd, char *cmd) +{ + char *pos, *pos2; + u8 dst[ETH_ALEN], *buf; + int used, ret; + size_t len; + unsigned int prev; + int encrypt = 0; + + wpa_printf(MSG_DEBUG, "External EAPOL TX: %s", cmd); + + pos = cmd; + used = hwaddr_aton2(pos, dst); + if (used < 0) + return -1; + pos += used; + while (*pos == ' ') + pos++; + + pos2 = os_strchr(pos, ' '); + if (pos2) { + len = pos2 - pos; + encrypt = os_strstr(pos2, "encrypt=1") != NULL; + } else { + len = os_strlen(pos); + } + if (len & 1) + return -1; + len /= 2; + + buf = os_malloc(len); + if (!buf || hexstr2bin(pos, buf, len) < 0) { + os_free(buf); + return -1; + } + + prev = hapd->ext_eapol_frame_io; + hapd->ext_eapol_frame_io = 0; + ret = hostapd_wpa_auth_send_eapol(hapd, dst, buf, len, encrypt); + hapd->ext_eapol_frame_io = prev; + os_free(buf); + + return ret; +} + + +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 ip ip; + const u8 *pos; + unsigned int i; + char extra[30]; + + if (len < sizeof(*eth) + sizeof(ip) || len > HWSIM_PACKETLEN) { + wpa_printf(MSG_DEBUG, + "test data: RX - ignore unexpected length %d", + (int) len); + return; + } + + eth = (const struct ether_header *) buf; + os_memcpy(&ip, eth + 1, sizeof(ip)); + pos = &buf[sizeof(*eth) + sizeof(ip)]; + + if (ip.ip_hl != 5 || ip.ip_v != 4 || + ntohs(ip.ip_len) > HWSIM_IP_LEN) { + wpa_printf(MSG_DEBUG, + "test data: RX - ignore unexpected IP header"); + return; + } + + for (i = 0; i < ntohs(ip.ip_len) - sizeof(ip); i++) { + if (*pos != (u8) i) { + wpa_printf(MSG_DEBUG, + "test data: RX - ignore mismatching payload"); + return; + } + pos++; + } + + extra[0] = '\0'; + if (ntohs(ip.ip_len) != HWSIM_IP_LEN) + os_snprintf(extra, sizeof(extra), " len=%d", ntohs(ip.ip_len)); + wpa_msg(hapd->msg_ctx, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR "%s", + MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost), extra); +} + + +static int hostapd_ctrl_iface_data_test_config(struct hostapd_data *hapd, + char *cmd) +{ + int enabled = atoi(cmd); + char *pos; + const char *ifname; + const u8 *addr = hapd->own_addr; + + 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; + +#ifdef CONFIG_IEEE80211BE + if (hapd->conf->mld_ap) + addr = hapd->mld->mld_addr; +#endif /* CONFIG_IEEE80211BE */ + hapd->l2_test = l2_packet_init(ifname, 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, *pos2; + int used; + long int val; + u8 tos; + u8 buf[2 + HWSIM_PACKETLEN]; + struct ether_header *eth; + struct ip *ip; + u8 *dpos; + unsigned int i; + size_t send_len = HWSIM_IP_LEN; + + if (hapd->l2_test == NULL) + return -1; + + /* format: <dst> <src> <tos> [len=<length>] */ + + 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, &pos2, 0); + if (val < 0 || val > 0xff) + return -1; + tos = val; + + pos = os_strstr(pos2, " len="); + if (pos) { + i = atoi(pos + 5); + if (i < sizeof(*ip) || i > HWSIM_IP_LEN) + return -1; + send_len = i; + } + + 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 ip *) (eth + 1); + os_memset(ip, 0, sizeof(*ip)); + ip->ip_hl = 5; + ip->ip_v = 4; + ip->ip_ttl = 64; + ip->ip_tos = tos; + ip->ip_len = htons(send_len); + ip->ip_p = 1; + ip->ip_src.s_addr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1); + ip->ip_dst.s_addr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2); + ip->ip_sum = ipv4_hdr_checksum(ip, sizeof(*ip)); + dpos = (u8 *) (ip + 1); + for (i = 0; i < send_len - sizeof(*ip); i++) + *dpos++ = i; + + if (l2_packet_send(hapd->l2_test, dst, ETHERTYPE_IP, &buf[2], + sizeof(struct ether_header) + send_len) < 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_reset_pn(struct hostapd_data *hapd, const char *cmd) +{ + struct sta_info *sta; + u8 addr[ETH_ALEN]; + u8 zero[WPA_TK_MAX_LEN]; + + os_memset(zero, 0, sizeof(zero)); + + if (hwaddr_aton(cmd, addr)) + return -1; + + if (is_broadcast_ether_addr(addr) && os_strstr(cmd, " BIGTK")) { + if (hapd->last_bigtk_alg == WPA_ALG_NONE) + return -1; + + wpa_printf(MSG_INFO, "TESTING: Reset BIPN for BIGTK"); + + /* First, use a zero key to avoid any possible duplicate key + * avoidance in the driver. */ + if (hostapd_drv_set_key(hapd->conf->iface, hapd, + hapd->last_bigtk_alg, + broadcast_ether_addr, + hapd->last_bigtk_key_idx, 0, 1, NULL, 0, + zero, hapd->last_bigtk_len, + KEY_FLAG_GROUP_TX_DEFAULT) < 0) + return -1; + + /* Set the previously configured key to reset its TSC */ + return hostapd_drv_set_key(hapd->conf->iface, hapd, + hapd->last_bigtk_alg, + broadcast_ether_addr, + hapd->last_bigtk_key_idx, 0, 1, NULL, + 0, hapd->last_bigtk, + hapd->last_bigtk_len, + KEY_FLAG_GROUP_TX_DEFAULT); + } + + if (is_broadcast_ether_addr(addr) && os_strstr(cmd, "IGTK")) { + if (hapd->last_igtk_alg == WPA_ALG_NONE) + return -1; + + wpa_printf(MSG_INFO, "TESTING: Reset IPN for IGTK"); + + /* First, use a zero key to avoid any possible duplicate key + * avoidance in the driver. */ + if (hostapd_drv_set_key(hapd->conf->iface, hapd, + hapd->last_igtk_alg, + broadcast_ether_addr, + hapd->last_igtk_key_idx, 0, 1, NULL, 0, + zero, hapd->last_igtk_len, + KEY_FLAG_GROUP_TX_DEFAULT) < 0) + return -1; + + /* Set the previously configured key to reset its TSC */ + return hostapd_drv_set_key(hapd->conf->iface, hapd, + hapd->last_igtk_alg, + broadcast_ether_addr, + hapd->last_igtk_key_idx, 0, 1, NULL, + 0, hapd->last_igtk, + hapd->last_igtk_len, + KEY_FLAG_GROUP_TX_DEFAULT); + } + + if (is_broadcast_ether_addr(addr)) { + if (hapd->last_gtk_alg == WPA_ALG_NONE) + return -1; + + wpa_printf(MSG_INFO, "TESTING: Reset PN for GTK"); + + /* First, use a zero key to avoid any possible duplicate key + * avoidance in the driver. */ + if (hostapd_drv_set_key(hapd->conf->iface, hapd, + hapd->last_gtk_alg, + broadcast_ether_addr, + hapd->last_gtk_key_idx, 0, 1, NULL, 0, + zero, hapd->last_gtk_len, + KEY_FLAG_GROUP_TX_DEFAULT) < 0) + return -1; + + /* Set the previously configured key to reset its TSC */ + return hostapd_drv_set_key(hapd->conf->iface, hapd, + hapd->last_gtk_alg, + broadcast_ether_addr, + hapd->last_gtk_key_idx, 0, 1, NULL, + 0, hapd->last_gtk, + hapd->last_gtk_len, + KEY_FLAG_GROUP_TX_DEFAULT); + } + + sta = ap_get_sta(hapd, addr); + if (!sta) + return -1; + + if (sta->last_tk_alg == WPA_ALG_NONE) + return -1; + + wpa_printf(MSG_INFO, "TESTING: Reset PN for " MACSTR, + MAC2STR(sta->addr)); + + /* First, use a zero key to avoid any possible duplicate key avoidance + * in the driver. */ + if (hostapd_drv_set_key(hapd->conf->iface, hapd, sta->last_tk_alg, + sta->addr, sta->last_tk_key_idx, 0, 1, NULL, 0, + zero, sta->last_tk_len, + KEY_FLAG_PAIRWISE_RX_TX) < 0) + return -1; + + /* Set the previously configured key to reset its TSC/RSC */ + return hostapd_drv_set_key(hapd->conf->iface, hapd, sta->last_tk_alg, + sta->addr, sta->last_tk_key_idx, 0, 1, NULL, + 0, sta->last_tk, sta->last_tk_len, + KEY_FLAG_PAIRWISE_RX_TX); +} + + +static int hostapd_ctrl_set_key(struct hostapd_data *hapd, const char *cmd) +{ + u8 addr[ETH_ALEN]; + const char *pos = cmd; + enum wpa_alg alg; + enum key_flag key_flag; + int idx, set_tx; + u8 seq[6], key[WPA_TK_MAX_LEN]; + size_t key_len; + + /* parameters: alg addr idx set_tx seq key key_flag */ + + alg = atoi(pos); + pos = os_strchr(pos, ' '); + if (!pos) + return -1; + pos++; + if (hwaddr_aton(pos, addr)) + return -1; + pos += 17; + if (*pos != ' ') + return -1; + pos++; + idx = atoi(pos); + pos = os_strchr(pos, ' '); + if (!pos) + return -1; + pos++; + set_tx = atoi(pos); + pos = os_strchr(pos, ' '); + if (!pos) + return -1; + pos++; + if (hexstr2bin(pos, seq, sizeof(seq)) < 0) + return -1; + pos += 2 * 6; + if (*pos != ' ') + return -1; + pos++; + if (!os_strchr(pos, ' ')) + return -1; + key_len = (os_strchr(pos, ' ') - pos) / 2; + if (hexstr2bin(pos, key, key_len) < 0) + return -1; + pos += 2 * key_len; + if (*pos != ' ') + return -1; + + pos++; + key_flag = atoi(pos); + pos = os_strchr(pos, ' '); + if (pos) + return -1; + + wpa_printf(MSG_INFO, "TESTING: Set key"); + return hostapd_drv_set_key(hapd->conf->iface, hapd, alg, addr, idx, 0, + set_tx, seq, 6, key, key_len, key_flag); +} + + +static void restore_tk(void *ctx1, void *ctx2) +{ + struct hostapd_data *hapd = ctx1; + struct sta_info *sta = ctx2; + + wpa_printf(MSG_INFO, "TESTING: Restore TK for " MACSTR, + MAC2STR(sta->addr)); + /* This does not really restore the TSC properly, so this will result + * in replay protection issues for now since there is no clean way of + * preventing encryption of a single EAPOL frame. */ + hostapd_drv_set_key(hapd->conf->iface, hapd, sta->last_tk_alg, + sta->addr, sta->last_tk_key_idx, 0, 1, NULL, 0, + sta->last_tk, sta->last_tk_len, + KEY_FLAG_PAIRWISE_RX_TX); +} + + +static int hostapd_ctrl_resend_m1(struct hostapd_data *hapd, const char *cmd) +{ + struct sta_info *sta; + u8 addr[ETH_ALEN]; + int plain = os_strstr(cmd, "plaintext") != NULL; + + if (hwaddr_aton(cmd, addr)) + return -1; + + sta = ap_get_sta(hapd, addr); + if (!sta || !sta->wpa_sm) + return -1; + + if (plain && sta->last_tk_alg == WPA_ALG_NONE) + plain = 0; /* no need for special processing */ + if (plain) { + wpa_printf(MSG_INFO, "TESTING: Clear TK for " MACSTR, + MAC2STR(sta->addr)); + hostapd_drv_set_key(hapd->conf->iface, hapd, WPA_ALG_NONE, + sta->addr, sta->last_tk_key_idx, 0, 0, NULL, + 0, NULL, 0, KEY_FLAG_PAIRWISE); + } + + wpa_printf(MSG_INFO, "TESTING: Send M1 to " MACSTR, MAC2STR(sta->addr)); + return wpa_auth_resend_m1(sta->wpa_sm, + os_strstr(cmd, "change-anonce") != NULL, + plain ? restore_tk : NULL, hapd, sta); +} + + +static int hostapd_ctrl_resend_m3(struct hostapd_data *hapd, const char *cmd) +{ + struct sta_info *sta; + u8 addr[ETH_ALEN]; + int plain = os_strstr(cmd, "plaintext") != NULL; + + if (hwaddr_aton(cmd, addr)) + return -1; + + sta = ap_get_sta(hapd, addr); + if (!sta || !sta->wpa_sm) + return -1; + + if (plain && sta->last_tk_alg == WPA_ALG_NONE) + plain = 0; /* no need for special processing */ + if (plain) { + wpa_printf(MSG_INFO, "TESTING: Clear TK for " MACSTR, + MAC2STR(sta->addr)); + hostapd_drv_set_key(hapd->conf->iface, hapd, WPA_ALG_NONE, + sta->addr, sta->last_tk_key_idx, 0, 0, NULL, + 0, NULL, 0, KEY_FLAG_PAIRWISE); + } + + wpa_printf(MSG_INFO, "TESTING: Send M3 to " MACSTR, MAC2STR(sta->addr)); + return wpa_auth_resend_m3(sta->wpa_sm, + plain ? restore_tk : NULL, hapd, sta); +} + + +static int hostapd_ctrl_resend_group_m1(struct hostapd_data *hapd, + const char *cmd) +{ + struct sta_info *sta; + u8 addr[ETH_ALEN]; + int plain = os_strstr(cmd, "plaintext") != NULL; + + if (hwaddr_aton(cmd, addr)) + return -1; + + sta = ap_get_sta(hapd, addr); + if (!sta || !sta->wpa_sm) + return -1; + + if (plain && sta->last_tk_alg == WPA_ALG_NONE) + plain = 0; /* no need for special processing */ + if (plain) { + wpa_printf(MSG_INFO, "TESTING: Clear TK for " MACSTR, + MAC2STR(sta->addr)); + hostapd_drv_set_key(hapd->conf->iface, hapd, WPA_ALG_NONE, + sta->addr, sta->last_tk_key_idx, 0, 0, NULL, + 0, NULL, 0, KEY_FLAG_PAIRWISE); + } + + wpa_printf(MSG_INFO, + "TESTING: Send group M1 for the same GTK and zero RSC to " + MACSTR, MAC2STR(sta->addr)); + return wpa_auth_resend_group_m1(sta->wpa_sm, + plain ? restore_tk : NULL, hapd, sta); +} + + +static int hostapd_ctrl_rekey_ptk(struct hostapd_data *hapd, const char *cmd) +{ + struct sta_info *sta; + u8 addr[ETH_ALEN]; + + if (hwaddr_aton(cmd, addr)) + return -1; + + sta = ap_get_sta(hapd, addr); + if (!sta || !sta->wpa_sm) + return -1; + + return wpa_auth_rekey_ptk(hapd->wpa_auth, sta->wpa_sm); +} + + +static int hostapd_ctrl_get_pmksa_pmk(struct hostapd_data *hapd, const u8 *addr, + char *buf, size_t buflen) +{ + struct rsn_pmksa_cache_entry *pmksa; + + pmksa = wpa_auth_pmksa_get(hapd->wpa_auth, addr, NULL); + if (!pmksa) + return -1; + + return wpa_snprintf_hex(buf, buflen, pmksa->pmk, pmksa->pmk_len); +} + + +static int hostapd_ctrl_get_pmk(struct hostapd_data *hapd, const char *cmd, + char *buf, size_t buflen) +{ + struct sta_info *sta; + u8 addr[ETH_ALEN]; + const u8 *pmk; + int pmk_len; + + if (hwaddr_aton(cmd, addr)) + return -1; + + sta = ap_get_sta(hapd, addr); + if (!sta || !sta->wpa_sm) { + wpa_printf(MSG_DEBUG, "No STA WPA state machine for " MACSTR, + MAC2STR(addr)); + return hostapd_ctrl_get_pmksa_pmk(hapd, addr, buf, buflen); + } + pmk = wpa_auth_get_pmk(sta->wpa_sm, &pmk_len); + if (!pmk || !pmk_len) { + wpa_printf(MSG_DEBUG, "No PMK stored for " MACSTR, + MAC2STR(addr)); + return hostapd_ctrl_get_pmksa_pmk(hapd, addr, buf, buflen); + } + + return wpa_snprintf_hex(buf, buflen, pmk, pmk_len); +} + + +static int hostapd_ctrl_register_frame(struct hostapd_data *hapd, + const char *cmd) +{ + u16 type; + char *pos, *end; + u8 match[10]; + size_t match_len; + bool multicast = false; + + type = strtol(cmd, &pos, 16); + if (*pos != ' ') + return -1; + pos++; + end = os_strchr(pos, ' '); + if (end) { + match_len = end - pos; + multicast = os_strstr(end, "multicast") != NULL; + } else { + match_len = os_strlen(pos) / 2; + } + if (hexstr2bin(pos, match, match_len)) + return -1; + + return hostapd_drv_register_frame(hapd, type, match, match_len, + multicast); +} + +#endif /* CONFIG_TESTING_OPTIONS */ + + +#ifdef NEED_AP_MLME +static int hostapd_ctrl_check_freq_params(struct hostapd_freq_params *params, + u16 punct_bitmap) +{ + u32 start_freq; + + if (is_6ghz_freq(params->freq)) { + const int bw_idx[] = { 20, 40, 80, 160, 320 }; + int idx, bw; + + /* The 6 GHz band requires HE to be enabled. */ + params->he_enabled = 1; + + if (params->center_freq1) { + if (params->freq == 5935) + idx = (params->center_freq1 - 5925) / 5; + else + idx = (params->center_freq1 - 5950) / 5; + + bw = center_idx_to_bw_6ghz(idx); + if (bw < 0 || bw > (int) ARRAY_SIZE(bw_idx) || + bw_idx[bw] != params->bandwidth) + return -1; + } + } else { /* Non-6 GHz channel */ + /* An EHT STA is also an HE STA as defined in + * IEEE P802.11be/D5.0, 4.3.16a. */ + if (params->he_enabled || params->eht_enabled) { + params->he_enabled = 1; + /* An HE STA is also a VHT STA if operating in the 5 GHz + * band and an HE STA is also an HT STA in the 2.4 GHz + * band as defined in IEEE Std 802.11ax-2021, 4.3.15a. + * A VHT STA is an HT STA as defined in IEEE + * Std 802.11, 4.3.15. */ + if (IS_5GHZ(params->freq)) + params->vht_enabled = 1; + + params->ht_enabled = 1; + } + } + + switch (params->bandwidth) { + case 0: + /* bandwidth not specified: use 20 MHz by default */ + /* fall-through */ + case 20: + if (params->center_freq1 && + params->center_freq1 != params->freq) + return -1; + + if (params->center_freq2 || params->sec_channel_offset) + return -1; + + if (punct_bitmap) + return -1; + break; + case 40: + if (params->center_freq2 || !params->sec_channel_offset) + return -1; + + if (punct_bitmap) + return -1; + + if (!params->center_freq1) + break; + switch (params->sec_channel_offset) { + case 1: + if (params->freq + 10 != params->center_freq1) + return -1; + break; + case -1: + if (params->freq - 10 != params->center_freq1) + return -1; + break; + default: + return -1; + } + break; + case 80: + if (!params->center_freq1 || !params->sec_channel_offset) + return 1; + + switch (params->sec_channel_offset) { + case 1: + if (params->freq - 10 != params->center_freq1 && + params->freq + 30 != params->center_freq1) + return 1; + break; + case -1: + if (params->freq + 10 != params->center_freq1 && + params->freq - 30 != params->center_freq1) + return -1; + break; + default: + return -1; + } + + if (params->center_freq2 && punct_bitmap) + return -1; + + /* Adjacent and overlapped are not allowed for 80+80 */ + if (params->center_freq2 && + params->center_freq1 - params->center_freq2 <= 80 && + params->center_freq2 - params->center_freq1 <= 80) + return 1; + break; + case 160: + if (!params->center_freq1 || params->center_freq2 || + !params->sec_channel_offset) + return -1; + + switch (params->sec_channel_offset) { + case 1: + if (params->freq + 70 != params->center_freq1 && + params->freq + 30 != params->center_freq1 && + params->freq - 10 != params->center_freq1 && + params->freq - 50 != params->center_freq1) + return -1; + break; + case -1: + if (params->freq + 50 != params->center_freq1 && + params->freq + 10 != params->center_freq1 && + params->freq - 30 != params->center_freq1 && + params->freq - 70 != params->center_freq1) + return -1; + break; + default: + return -1; + } + break; + case 320: + if (!params->center_freq1 || params->center_freq2 || + !params->sec_channel_offset) + return -1; + + switch (params->sec_channel_offset) { + case 1: + if (params->freq + 150 != params->center_freq1 && + params->freq + 110 != params->center_freq1 && + params->freq + 70 != params->center_freq1 && + params->freq + 30 != params->center_freq1 && + params->freq - 10 != params->center_freq1 && + params->freq - 50 != params->center_freq1 && + params->freq - 90 != params->center_freq1 && + params->freq - 130 != params->center_freq1) + return -1; + break; + case -1: + if (params->freq + 130 != params->center_freq1 && + params->freq + 90 != params->center_freq1 && + params->freq + 50 != params->center_freq1 && + params->freq + 10 != params->center_freq1 && + params->freq - 30 != params->center_freq1 && + params->freq - 70 != params->center_freq1 && + params->freq - 110 != params->center_freq1 && + params->freq - 150 != params->center_freq1) + return -1; + break; + } + break; + default: + return -1; + } + + if (!punct_bitmap) + return 0; + + if (!params->eht_enabled) { + wpa_printf(MSG_ERROR, + "Preamble puncturing supported only in EHT"); + return -1; + } + + if (params->freq >= 2412 && params->freq <= 2484) { + wpa_printf(MSG_ERROR, + "Preamble puncturing is not supported in 2.4 GHz"); + return -1; + } + + start_freq = params->center_freq1 - (params->bandwidth / 2); + if (!is_punct_bitmap_valid(params->bandwidth, + (params->freq - start_freq) / 20, + punct_bitmap)) { + wpa_printf(MSG_ERROR, "Invalid preamble puncturing bitmap"); + return -1; + } + + return 0; +} +#endif /* NEED_AP_MLME */ + + +static int hostapd_ctrl_iface_chan_switch(struct hostapd_iface *iface, + char *pos) +{ +#ifdef NEED_AP_MLME + struct csa_settings settings; + int ret; + int dfs_range = 0; + unsigned int i; + int bandwidth; + u8 chan; + unsigned int num_err = 0; + int err = 0; + + ret = hostapd_parse_csa_settings(pos, &settings); + if (ret) + return ret; + + settings.link_id = -1; +#ifdef CONFIG_IEEE80211BE + if (iface->num_bss && iface->bss[0]->conf->mld_ap) + settings.link_id = iface->bss[0]->mld_link_id; +#endif /* CONFIG_IEEE80211BE */ + + ret = hostapd_ctrl_check_freq_params(&settings.freq_params, + settings.punct_bitmap); + if (ret) { + wpa_printf(MSG_INFO, + "chanswitch: invalid frequency settings provided"); + return ret; + } + + switch (settings.freq_params.bandwidth) { + case 40: + bandwidth = CHAN_WIDTH_40; + break; + case 80: + if (settings.freq_params.center_freq2) + bandwidth = CHAN_WIDTH_80P80; + else + bandwidth = CHAN_WIDTH_80; + break; + case 160: + bandwidth = CHAN_WIDTH_160; + break; + case 320: + bandwidth = CHAN_WIDTH_320; + break; + default: + bandwidth = CHAN_WIDTH_20; + break; + } + + if (settings.freq_params.center_freq1) + dfs_range += hostapd_is_dfs_overlap( + iface, bandwidth, settings.freq_params.center_freq1); + else + dfs_range += hostapd_is_dfs_overlap( + iface, bandwidth, settings.freq_params.freq); + + if (settings.freq_params.center_freq2) + dfs_range += hostapd_is_dfs_overlap( + iface, bandwidth, settings.freq_params.center_freq2); + + if (dfs_range) { + ret = ieee80211_freq_to_chan(settings.freq_params.freq, &chan); + if (ret == NUM_HOSTAPD_MODES) { + wpa_printf(MSG_ERROR, + "Failed to get channel for (freq=%d, sec_channel_offset=%d, bw=%d)", + settings.freq_params.freq, + settings.freq_params.sec_channel_offset, + settings.freq_params.bandwidth); + return -1; + } + + settings.freq_params.channel = chan; + + wpa_printf(MSG_DEBUG, + "DFS/CAC to (channel=%u, freq=%d, sec_channel_offset=%d, bw=%d, center_freq1=%d)", + settings.freq_params.channel, + settings.freq_params.freq, + settings.freq_params.sec_channel_offset, + settings.freq_params.bandwidth, + settings.freq_params.center_freq1); + + /* Perform CAC and switch channel */ + iface->is_ch_switch_dfs = true; + hostapd_switch_channel_fallback(iface, &settings.freq_params); + return 0; + } + + for (i = 0; i < iface->num_bss; i++) { + + /* Save CHAN_SWITCH VHT, HE, and EHT config */ + hostapd_chan_switch_config(iface->bss[i], + &settings.freq_params); + + err = hostapd_switch_channel(iface->bss[i], &settings); + if (err) { + ret = err; + num_err++; + } + } + + return (iface->num_bss == num_err) ? ret : 0; +#else /* NEED_AP_MLME */ + return -1; +#endif /* NEED_AP_MLME */ +} + + +#ifdef CONFIG_IEEE80211AX +static int hostapd_ctrl_iface_color_change(struct hostapd_iface *iface, + const char *pos) +{ +#ifdef NEED_AP_MLME + struct cca_settings settings; + struct hostapd_data *hapd = iface->bss[0]; + int ret, color; + unsigned int i; + char *end; + + os_memset(&settings, 0, sizeof(settings)); + + color = strtol(pos, &end, 10); + if (pos == end || color < 0 || color > 63) { + wpa_printf(MSG_ERROR, "color_change: Invalid color provided"); + return -1; + } + + /* Color value is expected to be [1-63]. If 0 comes, assumption is this + * is to disable the color. In this case no need to do CCA, just + * changing Beacon frames is sufficient. */ + if (color == 0) { + if (iface->conf->he_op.he_bss_color_disabled) { + wpa_printf(MSG_ERROR, + "color_change: Color is already disabled"); + return -1; + } + + iface->conf->he_op.he_bss_color_disabled = 1; + + for (i = 0; i < iface->num_bss; i++) + ieee802_11_set_beacon(iface->bss[i]); + + return 0; + } + + if (color == iface->conf->he_op.he_bss_color) { + if (!iface->conf->he_op.he_bss_color_disabled) { + wpa_printf(MSG_ERROR, + "color_change: Provided color is already set"); + return -1; + } + + iface->conf->he_op.he_bss_color_disabled = 0; + + for (i = 0; i < iface->num_bss; i++) + ieee802_11_set_beacon(iface->bss[i]); + + return 0; + } + + if (hapd->cca_in_progress) { + wpa_printf(MSG_ERROR, + "color_change: CCA is already in progress"); + return -1; + } + + iface->conf->he_op.he_bss_color_disabled = 0; + + for (i = 0; i < iface->num_bss; i++) { + struct hostapd_data *bss = iface->bss[i]; + + hostapd_cleanup_cca_params(bss); + + bss->cca_color = color; + bss->cca_count = 10; + + if (hostapd_fill_cca_settings(bss, &settings)) { + wpa_printf(MSG_DEBUG, + "color_change: Filling CCA settings failed for color: %d\n", + color); + hostapd_cleanup_cca_params(bss); + continue; + } + + wpa_printf(MSG_DEBUG, "Setting user selected color: %d", color); + ret = hostapd_drv_switch_color(bss, &settings); + if (ret) + hostapd_cleanup_cca_params(bss); + + free_beacon_data(&settings.beacon_cca); + free_beacon_data(&settings.beacon_after); + } + + return 0; +#else /* NEED_AP_MLME */ + return -1; +#endif /* NEED_AP_MLME */ +} +#endif /* CONFIG_IEEE80211AX */ + + +static u8 hostapd_maxnss(struct hostapd_data *hapd, struct sta_info *sta) +{ + u8 *mcs_set = NULL; + u16 mcs_map; + u8 ht_rx_nss = 0; + u8 vht_rx_nss = 1; + u8 mcs; + bool ht_supported = false; + bool vht_supported = false; + int i; + + if (sta->ht_capabilities && (sta->flags & WLAN_STA_HT)) { + mcs_set = sta->ht_capabilities->supported_mcs_set; + ht_supported = true; + } + + if (sta->vht_capabilities && (sta->flags & WLAN_STA_VHT)) { + mcs_map = le_to_host16( + sta->vht_capabilities->vht_supported_mcs_set.rx_map); + vht_supported = true; + } + + if (ht_supported && mcs_set) { + if (mcs_set[0]) + ht_rx_nss++; + if (mcs_set[1]) + ht_rx_nss++; + if (mcs_set[2]) + ht_rx_nss++; + if (mcs_set[3]) + ht_rx_nss++; + } + if (vht_supported) { + for (i = 7; i >= 0; i--) { + mcs = (mcs_map >> (2 * i)) & 0x03; + if (mcs != 0x03) { + vht_rx_nss = i + 1; + break; + } + } + } + + return ht_rx_nss > vht_rx_nss ? ht_rx_nss : vht_rx_nss; +} + + +static char hostapd_ctrl_iface_notify_cw_htaction(struct hostapd_data *hapd, + const u8 *addr, u8 width) +{ + u8 buf[3]; + char ret; + + width = width >= 1 ? 1 : 0; + + buf[0] = WLAN_ACTION_HT; + buf[1] = WLAN_HT_ACTION_NOTIFY_CHANWIDTH; + buf[2] = width; + + ret = hostapd_drv_send_action(hapd, hapd->iface->freq, 0, addr, + buf, sizeof(buf)); + if (ret) + wpa_printf(MSG_DEBUG, + "Failed to send Notify Channel Width frame to " + MACSTR, MAC2STR(addr)); + + return ret; +} + + +static char hostapd_ctrl_iface_notify_cw_vhtaction(struct hostapd_data *hapd, + const u8 *addr, u8 width) +{ + u8 buf[3]; + char ret; + + buf[0] = WLAN_ACTION_VHT; + buf[1] = WLAN_VHT_ACTION_OPMODE_NOTIF; + buf[2] = width; + + ret = hostapd_drv_send_action(hapd, hapd->iface->freq, 0, addr, + buf, sizeof(buf)); + if (ret) + wpa_printf(MSG_DEBUG, + "Failed to send Opeating Mode Notification frame to " + MACSTR, MAC2STR(addr)); + + return ret; +} + + +static char hostapd_ctrl_iface_notify_cw_change(struct hostapd_data *hapd, + const char *cmd) +{ + u8 cw, operating_mode = 0, nss; + struct sta_info *sta; + enum hostapd_hw_mode hw_mode; + + if (is_6ghz_freq(hapd->iface->freq)) { + wpa_printf(MSG_ERROR, "20/40 BSS coex not supported in 6 GHz"); + return -1; + } + + cw = atoi(cmd); + hw_mode = hapd->iface->current_mode->mode; + if ((hw_mode == HOSTAPD_MODE_IEEE80211G || + hw_mode == HOSTAPD_MODE_IEEE80211B) && + !(cw == 0 || cw == 1)) { + wpa_printf(MSG_ERROR, + "Channel width should be either 20 MHz or 40 MHz for 2.4 GHz band"); + return -1; + } + + switch (cw) { + case 0: + operating_mode = 0; + break; + case 1: + operating_mode = VHT_OPMODE_CHANNEL_40MHZ; + break; + case 2: + operating_mode = VHT_OPMODE_CHANNEL_80MHZ; + break; + case 3: + operating_mode = VHT_OPMODE_CHANNEL_160MHZ; + break; + default: + wpa_printf(MSG_ERROR, "Channel width should be between 0 to 3"); + return -1; + } + + for (sta = hapd->sta_list; sta; sta = sta->next) { + if ((sta->flags & WLAN_STA_VHT) && sta->vht_capabilities) { + nss = hostapd_maxnss(hapd, sta) - 1; + hostapd_ctrl_iface_notify_cw_vhtaction(hapd, sta->addr, + operating_mode | + (u8) (nss << 4)); + continue; + } + + if ((sta->flags & (WLAN_STA_HT | WLAN_STA_VHT)) == + WLAN_STA_HT && sta->ht_capabilities) + hostapd_ctrl_iface_notify_cw_htaction(hapd, sta->addr, + cw); + } + + return 0; +} + + +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, *temp = NULL; + u8 *data = NULL; + unsigned int vendor_id, subcmd; + enum nested_attr nested_attr_flag = NESTED_ATTR_UNSPECIFIED; + struct wpabuf *reply; + size_t data_len = 0; + + /** + * cmd: <vendor id> <subcommand id> [<hex formatted data>] + * [nested=<0|1>] + */ + 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; + + temp = os_strchr(pos, ' '); + data_len = temp ? (size_t) (temp - pos) : 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; + } + } + + pos = os_strstr(cmd, "nested="); + if (pos) + nested_attr_flag = atoi(pos + 7) ? NESTED_ATTR_USED : + NESTED_ATTR_NOT_USED; + + 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, + nested_attr_flag, 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 %d\n", + MAC2STR(info->addr), (unsigned int) age.sec, + info->ssi_signal); + 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_req_beacon(struct hostapd_data *hapd, + const char *cmd, char *reply, + size_t reply_size) +{ + u8 addr[ETH_ALEN]; + const char *pos; + struct wpabuf *req; + int ret; + u8 req_mode = 0; + + if (hwaddr_aton(cmd, addr)) + return -1; + pos = os_strchr(cmd, ' '); + if (!pos) + return -1; + pos++; + if (os_strncmp(pos, "req_mode=", 9) == 0) { + int val = hex2byte(pos + 9); + + if (val < 0) + return -1; + req_mode = val; + pos += 11; + pos = os_strchr(pos, ' '); + if (!pos) + return -1; + pos++; + } + req = wpabuf_parse_bin(pos); + if (!req) + return -1; + + ret = hostapd_send_beacon_req(hapd, addr, req_mode, req); + wpabuf_free(req); + if (ret >= 0) + ret = os_snprintf(reply, reply_size, "%d", ret); + return ret; +} + + +static int hostapd_ctrl_iface_req_link_measurement(struct hostapd_data *hapd, + const char *cmd, char *reply, + size_t reply_size) +{ + u8 addr[ETH_ALEN]; + int ret; + + if (hwaddr_aton(cmd, addr)) { + wpa_printf(MSG_ERROR, + "CTRL: REQ_LINK_MEASUREMENT: Invalid MAC address"); + return -1; + } + + ret = hostapd_send_link_measurement_req(hapd, addr); + if (ret >= 0) + ret = os_snprintf(reply, reply_size, "%d", ret); + return ret; +} + + +static int hostapd_ctrl_iface_show_neighbor(struct hostapd_data *hapd, + char *buf, size_t buflen) +{ + if (!(hapd->conf->radio_measurements[0] & + WLAN_RRM_CAPS_NEIGHBOR_REPORT)) { + wpa_printf(MSG_ERROR, + "CTRL: SHOW_NEIGHBOR: Neighbor report is not enabled"); + return -1; + } + + return hostapd_neighbor_show(hapd, buf, buflen); +} + + +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; + int stationary = 0; + int bss_parameters = 0; + char *tmp; + int ret = -1; + + 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"); + goto fail; + } + } + + 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"); + goto fail; + } + } + + if (!buf) + goto set; + + if (os_strstr(buf, "stat")) + stationary = 1; + + tmp = os_strstr(buf, "bss_parameter="); + if (tmp) { + bss_parameters = atoi(tmp + 14); + if (bss_parameters < 0 || bss_parameters > 0xff) { + wpa_printf(MSG_ERROR, + "CTRL: SET_NEIGHBOR: Bad bss_parameters subelement"); + goto fail; + } + } + +set: + ret = hostapd_neighbor_set(hapd, bssid, &ssid, nr, lci, civic, + stationary, bss_parameters); + +fail: + 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; + struct wpa_ssid_value *ssidp = NULL; + 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) { + ssidp = &ssid; + if (ssid_parse(tmp + 5, &ssid)) { + wpa_printf(MSG_ERROR, + "CTRL: REMOVE_NEIGHBOR: Bad SSID"); + return -1; + } + } + + return hostapd_neighbor_remove(hapd, bssid, ssidp); +} + + +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_driver_flags2(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_flags2); + if (os_snprintf_error(buflen, ret)) + return -1; + + pos = buf + ret; + end = buf + buflen; + + for (i = 0; i < 64; i++) { + if (iface->drv_flags2 & (1LLU << i)) { + ret = os_snprintf(pos, end - pos, "%s\n", + driver_flag2_to_string(1LLU << i)); + if (os_snprintf_error(end - pos, ret)) + return -1; + pos += ret; + } + } + + return pos - buf; +} + + +static int hostapd_ctrl_iface_get_capability(struct hostapd_data *hapd, + const char *field, char *buf, + size_t buflen) +{ + wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s'", field); + +#ifdef CONFIG_DPP + if (os_strcmp(field, "dpp") == 0) { + int res; + +#ifdef CONFIG_DPP3 + res = os_snprintf(buf, buflen, "DPP=3"); +#elif defined(CONFIG_DPP2) + res = os_snprintf(buf, buflen, "DPP=2"); +#else /* CONFIG_DPP2 */ + res = os_snprintf(buf, buflen, "DPP=1"); +#endif /* CONFIG_DPP2 */ + if (os_snprintf_error(buflen, res)) + return -1; + return res; + } +#endif /* CONFIG_DPP */ + + wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'", + field); + + return -1; +} + + +#ifdef ANDROID +static int hostapd_ctrl_iface_driver_cmd(struct hostapd_data *hapd, char *cmd, + char *buf, size_t buflen) +{ + int ret; + + ret = hostapd_drv_driver_cmd(hapd, cmd, buf, buflen); + if (ret == 0) { + ret = os_snprintf(buf, buflen, "%s\n", "OK"); + if (os_snprintf_error(buflen, ret)) + ret = -1; + } + return ret; +} +#endif /* ANDROID */ + + +#ifdef CONFIG_IEEE80211BE + +static int hostapd_ctrl_iface_enable_mld(struct hostapd_iface *iface) +{ + unsigned int i; + + if (!iface || !iface->bss[0]->conf->mld_ap) { + wpa_printf(MSG_ERROR, + "Trying to enable AP MLD on an interface that is not affiliated with an AP MLD"); + return -1; + } + + for (i = 0; i < iface->interfaces->count; ++i) { + struct hostapd_iface *h_iface = iface->interfaces->iface[i]; + struct hostapd_data *h_hapd = h_iface->bss[0]; + + if (!hostapd_is_ml_partner(h_hapd, iface->bss[0])) + continue; + + if (hostapd_enable_iface(h_iface)) { + wpa_printf(MSG_ERROR, "Enabling of AP MLD failed"); + return -1; + } + } + return 0; +} + + +static void hostapd_disable_iface_bss(struct hostapd_iface *iface) +{ + unsigned int i; + + for (i = 0; i < iface->num_bss; i++) + hostapd_bss_deinit_no_free(iface->bss[i]); +} + + +static int hostapd_ctrl_iface_disable_mld(struct hostapd_iface *iface) +{ + unsigned int i; + + if (!iface || !iface->bss[0]->conf->mld_ap) { + wpa_printf(MSG_ERROR, + "Trying to disable AP MLD on an interface that is not affiliated with an AP MLD."); + return -1; + } + + /* First, disable BSSs before stopping beaconing and doing driver + * deinit so that the broadcast Deauthentication frames go out. */ + + for (i = 0; i < iface->interfaces->count; ++i) { + struct hostapd_iface *h_iface = iface->interfaces->iface[i]; + struct hostapd_data *h_hapd = h_iface->bss[0]; + + if (!hostapd_is_ml_partner(h_hapd, iface->bss[0])) + continue; + + hostapd_disable_iface_bss(iface); + } + + /* Then, fully disable interfaces */ + for (i = 0; i < iface->interfaces->count; ++i) { + struct hostapd_iface *h_iface = iface->interfaces->iface[i]; + struct hostapd_data *h_hapd = h_iface->bss[0]; + + if (!hostapd_is_ml_partner(h_hapd, iface->bss[0])) + continue; + + if (hostapd_disable_iface(h_iface)) { + wpa_printf(MSG_ERROR, "Disabling AP MLD failed"); + return -1; + } + } + + return 0; +} + + +#ifdef CONFIG_TESTING_OPTIONS +static int hostapd_ctrl_iface_link_remove(struct hostapd_data *hapd, char *cmd, + char *buf, size_t buflen) +{ + int ret; + u32 count = atoi(cmd); + + if (!count) + count = 1; + + ret = hostapd_link_remove(hapd, count); + if (ret == 0) { + ret = os_snprintf(buf, buflen, "%s\n", "OK"); + if (os_snprintf_error(buflen, ret)) + ret = -1; + else + ret = 0; + } + + return ret; +} +#endif /* CONFIG_TESTING_OPTIONS */ +#endif /* CONFIG_IEEE80211BE */ + + +#ifdef CONFIG_NAN_USD + +static int hostapd_ctrl_nan_publish(struct hostapd_data *hapd, char *cmd, + char *buf, size_t buflen) +{ + char *token, *context = NULL; + int publish_id; + struct nan_publish_params params; + const char *service_name = NULL; + struct wpabuf *ssi = NULL; + int ret = -1; + enum nan_service_protocol_type srv_proto_type = 0; + + os_memset(¶ms, 0, sizeof(params)); + /* USD shall use both solicited and unsolicited transmissions */ + params.unsolicited = true; + params.solicited = true; + /* USD shall require FSD without GAS */ + params.fsd = true; + + while ((token = str_token(cmd, " ", &context))) { + if (os_strncmp(token, "service_name=", 13) == 0) { + service_name = token + 13; + continue; + } + + if (os_strncmp(token, "ttl=", 4) == 0) { + params.ttl = atoi(token + 4); + continue; + } + + if (os_strncmp(token, "srv_proto_type=", 15) == 0) { + srv_proto_type = atoi(token + 15); + continue; + } + + if (os_strncmp(token, "ssi=", 4) == 0) { + if (ssi) + goto fail; + ssi = wpabuf_parse_bin(token + 4); + if (!ssi) + goto fail; + continue; + } + + if (os_strcmp(token, "solicited=0") == 0) { + params.solicited = false; + continue; + } + + if (os_strcmp(token, "unsolicited=0") == 0) { + params.unsolicited = false; + continue; + } + + if (os_strcmp(token, "fsd=0") == 0) { + params.fsd = false; + continue; + } + + wpa_printf(MSG_INFO, "CTRL: Invalid NAN_PUBLISH parameter: %s", + token); + goto fail; + } + + publish_id = hostapd_nan_usd_publish(hapd, service_name, srv_proto_type, + ssi, ¶ms); + if (publish_id > 0) + ret = os_snprintf(buf, buflen, "%d", publish_id); +fail: + wpabuf_free(ssi); + return ret; +} + + +static int hostapd_ctrl_nan_cancel_publish(struct hostapd_data *hapd, + char *cmd) +{ + char *token, *context = NULL; + int publish_id = 0; + + while ((token = str_token(cmd, " ", &context))) { + if (sscanf(token, "publish_id=%i", &publish_id) == 1) + continue; + wpa_printf(MSG_INFO, + "CTRL: Invalid NAN_CANCEL_PUBLISH parameter: %s", + token); + return -1; + } + + if (publish_id <= 0) { + wpa_printf(MSG_INFO, + "CTRL: Invalid or missing NAN_CANCEL_PUBLISH publish_id"); + return -1; + } + + hostapd_nan_usd_cancel_publish(hapd, publish_id); + return 0; +} + + +static int hostapd_ctrl_nan_update_publish(struct hostapd_data *hapd, + char *cmd) +{ + char *token, *context = NULL; + int publish_id = 0; + struct wpabuf *ssi = NULL; + int ret = -1; + + while ((token = str_token(cmd, " ", &context))) { + if (sscanf(token, "publish_id=%i", &publish_id) == 1) + continue; + if (os_strncmp(token, "ssi=", 4) == 0) { + if (ssi) + goto fail; + ssi = wpabuf_parse_bin(token + 4); + if (!ssi) + goto fail; + continue; + } + wpa_printf(MSG_INFO, + "CTRL: Invalid NAN_UPDATE_PUBLISH parameter: %s", + token); + goto fail; + } + + if (publish_id <= 0) { + wpa_printf(MSG_INFO, + "CTRL: Invalid or missing NAN_UPDATE_PUBLISH publish_id"); + goto fail; + } + + ret = hostapd_nan_usd_update_publish(hapd, publish_id, ssi); +fail: + wpabuf_free(ssi); + return ret; +} + + +static int hostapd_ctrl_nan_subscribe(struct hostapd_data *hapd, char *cmd, + char *buf, size_t buflen) +{ + char *token, *context = NULL; + int subscribe_id; + struct nan_subscribe_params params; + const char *service_name = NULL; + struct wpabuf *ssi = NULL; + int ret = -1; + enum nan_service_protocol_type srv_proto_type = 0; + + os_memset(¶ms, 0, sizeof(params)); + + while ((token = str_token(cmd, " ", &context))) { + if (os_strncmp(token, "service_name=", 13) == 0) { + service_name = token + 13; + continue; + } + + if (os_strcmp(token, "active=1") == 0) { + params.active = true; + continue; + } + + if (os_strncmp(token, "ttl=", 4) == 0) { + params.ttl = atoi(token + 4); + continue; + } + + if (os_strncmp(token, "srv_proto_type=", 15) == 0) { + srv_proto_type = atoi(token + 15); + continue; + } + + if (os_strncmp(token, "ssi=", 4) == 0) { + if (ssi) + goto fail; + ssi = wpabuf_parse_bin(token + 4); + if (!ssi) + goto fail; + continue; + } + + wpa_printf(MSG_INFO, + "CTRL: Invalid NAN_SUBSCRIBE parameter: %s", + token); + goto fail; + } + + subscribe_id = hostapd_nan_usd_subscribe(hapd, service_name, + srv_proto_type, ssi, + ¶ms); + if (subscribe_id > 0) + ret = os_snprintf(buf, buflen, "%d", subscribe_id); +fail: + wpabuf_free(ssi); + return ret; +} + + +static int hostapd_ctrl_nan_cancel_subscribe(struct hostapd_data *hapd, + char *cmd) +{ + char *token, *context = NULL; + int subscribe_id = 0; + + while ((token = str_token(cmd, " ", &context))) { + if (sscanf(token, "subscribe_id=%i", &subscribe_id) == 1) + continue; + wpa_printf(MSG_INFO, + "CTRL: Invalid NAN_CANCEL_SUBSCRIBE parameter: %s", + token); + return -1; + } + + if (subscribe_id <= 0) { + wpa_printf(MSG_INFO, + "CTRL: Invalid or missing NAN_CANCEL_SUBSCRIBE subscribe_id"); + return -1; + } + + hostapd_nan_usd_cancel_subscribe(hapd, subscribe_id); + return 0; +} + + +static int hostapd_ctrl_nan_transmit(struct hostapd_data *hapd, char *cmd) +{ + char *token, *context = NULL; + int handle = 0; + int req_instance_id = 0; + struct wpabuf *ssi = NULL; + u8 peer_addr[ETH_ALEN]; + int ret = -1; + + os_memset(peer_addr, 0, ETH_ALEN); + + while ((token = str_token(cmd, " ", &context))) { + if (sscanf(token, "handle=%i", &handle) == 1) + continue; + + if (sscanf(token, "req_instance_id=%i", &req_instance_id) == 1) + continue; + + if (os_strncmp(token, "address=", 8) == 0) { + if (hwaddr_aton(token + 8, peer_addr) < 0) + return -1; + continue; + } + + if (os_strncmp(token, "ssi=", 4) == 0) { + if (ssi) + goto fail; + ssi = wpabuf_parse_bin(token + 4); + if (!ssi) + goto fail; + continue; + } + + wpa_printf(MSG_INFO, + "CTRL: Invalid NAN_TRANSMIT parameter: %s", + token); + goto fail; + } + + if (handle <= 0) { + wpa_printf(MSG_INFO, + "CTRL: Invalid or missing NAN_TRANSMIT handle"); + goto fail; + } + + if (is_zero_ether_addr(peer_addr)) { + wpa_printf(MSG_INFO, + "CTRL: Invalid or missing NAN_TRANSMIT address"); + goto fail; + } + + ret = hostapd_nan_usd_transmit(hapd, handle, ssi, NULL, peer_addr, + req_instance_id); +fail: + wpabuf_free(ssi); + return ret; +} + +#endif /* CONFIG_NAN_USD */ + + +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, "CLOSE_LOG") == 0) { + wpa_debug_stop_log(); + } else if (os_strncmp(buf, "NOTE ", 5) == 0) { + wpa_printf(MSG_INFO, "NOTE: %s", buf + 5); + } 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, NULL)) + reply_len = -1; + } else if (os_strncmp(buf, "ATTACH ", 7) == 0) { + if (hostapd_ctrl_iface_attach(hapd, from, fromlen, buf + 7)) + 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 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 */ +#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_AP + } 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; + } else if (os_strncmp(buf, "COLOC_INTF_REQ ", 15) == 0) { + if (hostapd_ctrl_iface_coloc_intf_req(hapd, buf + 15)) + reply_len = -1; +#endif /* CONFIG_WNM_AP */ + } 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_strcmp(buf, "ENABLE") == 0) { + if (hostapd_ctrl_iface_enable(hapd->iface)) + reply_len = -1; + } else if (os_strcmp(buf, "RELOAD_WPA_PSK") == 0) { + if (hostapd_ctrl_iface_reload_wpa_psk(hapd)) + reply_len = -1; +#ifdef CONFIG_IEEE80211R_AP + } else if (os_strcmp(buf, "GET_RXKHS") == 0) { + reply_len = hostapd_ctrl_iface_get_rxkhs(hapd, reply, + reply_size); + } else if (os_strcmp(buf, "RELOAD_RXKHS") == 0) { + if (hostapd_ctrl_iface_reload_rxkhs(hapd)) + reply_len = -1; +#endif /* CONFIG_IEEE80211R_AP */ + } else if (os_strcmp(buf, "RELOAD_BSS") == 0) { + if (hostapd_ctrl_iface_reload_bss(hapd)) + reply_len = -1; + } else if (os_strcmp(buf, "RELOAD_CONFIG") == 0) { + if (hostapd_reload_config(hapd->iface)) + reply_len = -1; + } else if (os_strcmp(buf, "RELOAD") == 0) { + if (hostapd_ctrl_iface_reload(hapd->iface)) + reply_len = -1; + } else if (os_strcmp(buf, "DISABLE") == 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, "MGMT_TX_STATUS_PROCESS ", 23) == 0) { + if (hostapd_ctrl_iface_mgmt_tx_status_process(hapd, + buf + 23) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "MGMT_RX_PROCESS ", 16) == 0) { + if (hostapd_ctrl_iface_mgmt_rx_process(hapd, buf + 16) < 0) + 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, "EAPOL_TX ", 9) == 0) { + if (hostapd_ctrl_iface_eapol_tx(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 (testing_set_fail_pattern(true, buf + 16) < 0) + reply_len = -1; + } else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) { + reply_len = testing_get_fail_pattern(true, reply, reply_size); + } else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) { + if (testing_set_fail_pattern(false, buf + 10) < 0) + reply_len = -1; + } else if (os_strcmp(buf, "GET_FAIL") == 0) { + reply_len = testing_get_fail_pattern(false, reply, reply_size); + } else if (os_strncmp(buf, "RESET_PN ", 9) == 0) { + if (hostapd_ctrl_reset_pn(hapd, buf + 9) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "SET_KEY ", 8) == 0) { + if (hostapd_ctrl_set_key(hapd, buf + 8) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "RESEND_M1 ", 10) == 0) { + if (hostapd_ctrl_resend_m1(hapd, buf + 10) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "RESEND_M3 ", 10) == 0) { + if (hostapd_ctrl_resend_m3(hapd, buf + 10) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "RESEND_GROUP_M1 ", 16) == 0) { + if (hostapd_ctrl_resend_group_m1(hapd, buf + 16) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "REKEY_PTK ", 10) == 0) { + if (hostapd_ctrl_rekey_ptk(hapd, buf + 10) < 0) + reply_len = -1; + } else if (os_strcmp(buf, "REKEY_GTK") == 0) { + if (wpa_auth_rekey_gtk(hapd->wpa_auth) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "GET_PMK ", 8) == 0) { + reply_len = hostapd_ctrl_get_pmk(hapd, buf + 8, reply, + reply_size); + } else if (os_strncmp(buf, "REGISTER_FRAME ", 15) == 0) { + if (hostapd_ctrl_register_frame(hapd, buf + 16) < 0) + reply_len = -1; +#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; +#ifdef CONFIG_IEEE80211AX + } else if (os_strncmp(buf, "COLOR_CHANGE ", 13) == 0) { + if (hostapd_ctrl_iface_color_change(hapd->iface, buf + 13)) + reply_len = -1; +#endif /* CONFIG_IEEE80211AX */ + } else if (os_strncmp(buf, "NOTIFY_CW_CHANGE ", 17) == 0) { + if (hostapd_ctrl_iface_notify_cw_change(hapd, buf + 17)) + 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, "PMKSA_ADD ", 10) == 0) { + if (hostapd_ctrl_iface_pmksa_add(hapd, buf + 10) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "SET_NEIGHBOR ", 13) == 0) { + if (hostapd_ctrl_iface_set_neighbor(hapd, buf + 13)) + reply_len = -1; + } else if (os_strcmp(buf, "SHOW_NEIGHBOR") == 0) { + reply_len = hostapd_ctrl_iface_show_neighbor(hapd, reply, + reply_size); + } 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_strncmp(buf, "REQ_BEACON ", 11) == 0) { + reply_len = hostapd_ctrl_iface_req_beacon(hapd, buf + 11, + reply, reply_size); + } else if (os_strncmp(buf, "REQ_LINK_MEASUREMENT ", 21) == 0) { + reply_len = hostapd_ctrl_iface_req_link_measurement( + hapd, buf + 21, reply, reply_size); + } else if (os_strcmp(buf, "DRIVER_FLAGS") == 0) { + reply_len = hostapd_ctrl_driver_flags(hapd->iface, reply, + reply_size); + } else if (os_strcmp(buf, "DRIVER_FLAGS2") == 0) { + reply_len = hostapd_ctrl_driver_flags2(hapd->iface, reply, + reply_size); + } else if (os_strcmp(buf, "TERMINATE") == 0) { + eloop_terminate(); + } else if (os_strncmp(buf, "ACCEPT_ACL ", 11) == 0) { + if (os_strncmp(buf + 11, "ADD_MAC ", 8) == 0) { + if (hostapd_ctrl_iface_acl_add_mac( + &hapd->conf->accept_mac, + &hapd->conf->num_accept_mac, buf + 19) || + hostapd_set_acl(hapd)) + reply_len = -1; + } else if (os_strncmp((buf + 11), "DEL_MAC ", 8) == 0) { + if (hostapd_ctrl_iface_acl_del_mac( + &hapd->conf->accept_mac, + &hapd->conf->num_accept_mac, buf + 19) || + hostapd_set_acl(hapd) || + hostapd_disassoc_accept_mac(hapd)) + reply_len = -1; + } else if (os_strcmp(buf + 11, "SHOW") == 0) { + reply_len = hostapd_ctrl_iface_acl_show_mac( + hapd->conf->accept_mac, + hapd->conf->num_accept_mac, reply, reply_size); + } else if (os_strcmp(buf + 11, "CLEAR") == 0) { + hostapd_ctrl_iface_acl_clear_list( + &hapd->conf->accept_mac, + &hapd->conf->num_accept_mac); + if (hostapd_set_acl(hapd) || + hostapd_disassoc_accept_mac(hapd)) + reply_len = -1; + } else { + reply_len = -1; + } + } else if (os_strncmp(buf, "DENY_ACL ", 9) == 0) { + if (os_strncmp(buf + 9, "ADD_MAC ", 8) == 0) { + if (hostapd_ctrl_iface_acl_add_mac( + &hapd->conf->deny_mac, + &hapd->conf->num_deny_mac, buf + 17) || + hostapd_set_acl(hapd) || + hostapd_disassoc_deny_mac(hapd)) + reply_len = -1; + } else if (os_strncmp(buf + 9, "DEL_MAC ", 8) == 0) { + if (hostapd_ctrl_iface_acl_del_mac( + &hapd->conf->deny_mac, + &hapd->conf->num_deny_mac, buf + 17) || + hostapd_set_acl(hapd)) + reply_len = -1; + } else if (os_strcmp(buf + 9, "SHOW") == 0) { + reply_len = hostapd_ctrl_iface_acl_show_mac( + hapd->conf->deny_mac, + hapd->conf->num_deny_mac, reply, reply_size); + } else if (os_strcmp(buf + 9, "CLEAR") == 0) { + hostapd_ctrl_iface_acl_clear_list( + &hapd->conf->deny_mac, + &hapd->conf->num_deny_mac); + if (hostapd_set_acl(hapd)) + reply_len = -1; + } else { + reply_len = -1; + } +#ifdef CONFIG_DPP + } else if (os_strncmp(buf, "DPP_QR_CODE ", 12) == 0) { + res = hostapd_dpp_qr_code(hapd, buf + 12); + if (res < 0) { + reply_len = -1; + } else { + reply_len = os_snprintf(reply, reply_size, "%d", res); + if (os_snprintf_error(reply_size, reply_len)) + reply_len = -1; + } + } else if (os_strncmp(buf, "DPP_NFC_URI ", 12) == 0) { + res = hostapd_dpp_nfc_uri(hapd, buf + 12); + if (res < 0) { + reply_len = -1; + } else { + reply_len = os_snprintf(reply, reply_size, "%d", res); + if (os_snprintf_error(reply_size, reply_len)) + reply_len = -1; + } + } else if (os_strncmp(buf, "DPP_NFC_HANDOVER_REQ ", 21) == 0) { + res = hostapd_dpp_nfc_handover_req(hapd, buf + 20); + if (res < 0) { + reply_len = -1; + } else { + reply_len = os_snprintf(reply, reply_size, "%d", res); + if (os_snprintf_error(reply_size, reply_len)) + reply_len = -1; + } + } else if (os_strncmp(buf, "DPP_NFC_HANDOVER_SEL ", 21) == 0) { + res = hostapd_dpp_nfc_handover_sel(hapd, buf + 20); + if (res < 0) { + reply_len = -1; + } else { + reply_len = os_snprintf(reply, reply_size, "%d", res); + if (os_snprintf_error(reply_size, reply_len)) + reply_len = -1; + } + } else if (os_strncmp(buf, "DPP_BOOTSTRAP_GEN ", 18) == 0) { + res = dpp_bootstrap_gen(hapd->iface->interfaces->dpp, buf + 18); + if (res < 0) { + reply_len = -1; + } else { + reply_len = os_snprintf(reply, reply_size, "%d", res); + if (os_snprintf_error(reply_size, reply_len)) + reply_len = -1; + } + } else if (os_strncmp(buf, "DPP_BOOTSTRAP_REMOVE ", 21) == 0) { + if (dpp_bootstrap_remove(hapd->iface->interfaces->dpp, + buf + 21) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "DPP_BOOTSTRAP_GET_URI ", 22) == 0) { + const char *uri; + + uri = dpp_bootstrap_get_uri(hapd->iface->interfaces->dpp, + atoi(buf + 22)); + if (!uri) { + reply_len = -1; + } else { + reply_len = os_snprintf(reply, reply_size, "%s", uri); + if (os_snprintf_error(reply_size, reply_len)) + reply_len = -1; + } + } else if (os_strncmp(buf, "DPP_BOOTSTRAP_INFO ", 19) == 0) { + reply_len = dpp_bootstrap_info(hapd->iface->interfaces->dpp, + atoi(buf + 19), + reply, reply_size); + } else if (os_strncmp(buf, "DPP_BOOTSTRAP_SET ", 18) == 0) { + if (dpp_bootstrap_set(hapd->iface->interfaces->dpp, + atoi(buf + 18), + os_strchr(buf + 18, ' ')) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "DPP_AUTH_INIT ", 14) == 0) { + if (hostapd_dpp_auth_init(hapd, buf + 13) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "DPP_LISTEN ", 11) == 0) { + if (hostapd_dpp_listen(hapd, buf + 11) < 0) + reply_len = -1; + } else if (os_strcmp(buf, "DPP_STOP_LISTEN") == 0) { + hostapd_dpp_stop(hapd); + hostapd_dpp_listen_stop(hapd); + } else if (os_strncmp(buf, "DPP_CONFIGURATOR_ADD", 20) == 0) { + res = dpp_configurator_add(hapd->iface->interfaces->dpp, + buf + 20); + if (res < 0) { + reply_len = -1; + } else { + reply_len = os_snprintf(reply, reply_size, "%d", res); + if (os_snprintf_error(reply_size, reply_len)) + reply_len = -1; + } + } else if (os_strncmp(buf, "DPP_CONFIGURATOR_SET ", 21) == 0) { + if (dpp_configurator_set(hapd->iface->interfaces->dpp, + buf + 20) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "DPP_CONFIGURATOR_REMOVE ", 24) == 0) { + if (dpp_configurator_remove(hapd->iface->interfaces->dpp, + buf + 24) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "DPP_CONFIGURATOR_SIGN ", 22) == 0) { + if (hostapd_dpp_configurator_sign(hapd, buf + 21) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "DPP_CONFIGURATOR_GET_KEY ", 25) == 0) { + reply_len = dpp_configurator_get_key_id( + hapd->iface->interfaces->dpp, + atoi(buf + 25), + reply, reply_size); + } else if (os_strncmp(buf, "DPP_PKEX_ADD ", 13) == 0) { + res = hostapd_dpp_pkex_add(hapd, buf + 12); + if (res < 0) { + reply_len = -1; + } else { + reply_len = os_snprintf(reply, reply_size, "%d", res); + if (os_snprintf_error(reply_size, reply_len)) + reply_len = -1; + } + } else if (os_strncmp(buf, "DPP_PKEX_REMOVE ", 16) == 0) { + if (hostapd_dpp_pkex_remove(hapd, buf + 16) < 0) + reply_len = -1; +#ifdef CONFIG_DPP2 + } else if (os_strncmp(buf, "DPP_CONTROLLER_START ", 21) == 0) { + if (hostapd_dpp_controller_start(hapd, buf + 20) < 0) + reply_len = -1; + } else if (os_strcmp(buf, "DPP_CONTROLLER_START") == 0) { + if (hostapd_dpp_controller_start(hapd, NULL) < 0) + reply_len = -1; + } else if (os_strcmp(buf, "DPP_CONTROLLER_STOP") == 0) { + dpp_controller_stop(hapd->iface->interfaces->dpp); + } else if (os_strncmp(buf, "DPP_CHIRP ", 10) == 0) { + if (hostapd_dpp_chirp(hapd, buf + 9) < 0) + reply_len = -1; + } else if (os_strcmp(buf, "DPP_STOP_CHIRP") == 0) { + hostapd_dpp_chirp_stop(hapd); + } else if (os_strncmp(buf, "DPP_RELAY_ADD_CONTROLLER ", 25) == 0) { + if (hostapd_dpp_add_controller(hapd, buf + 25) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "DPP_RELAY_REMOVE_CONTROLLER ", 28) == 0) { + hostapd_dpp_remove_controller(hapd, buf + 28); +#endif /* CONFIG_DPP2 */ +#ifdef CONFIG_DPP3 + } else if (os_strcmp(buf, "DPP_PUSH_BUTTON") == 0) { + if (hostapd_dpp_push_button(hapd, NULL) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "DPP_PUSH_BUTTON ", 16) == 0) { + if (hostapd_dpp_push_button(hapd, buf + 15) < 0) + reply_len = -1; +#endif /* CONFIG_DPP3 */ +#endif /* CONFIG_DPP */ +#ifdef CONFIG_NAN_USD + } else if (os_strncmp(buf, "NAN_PUBLISH ", 12) == 0) { + reply_len = hostapd_ctrl_nan_publish(hapd, buf + 12, reply, + reply_size); + } else if (os_strncmp(buf, "NAN_CANCEL_PUBLISH ", 19) == 0) { + if (hostapd_ctrl_nan_cancel_publish(hapd, buf + 19) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "NAN_UPDATE_PUBLISH ", 19) == 0) { + if (hostapd_ctrl_nan_update_publish(hapd, buf + 19) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "NAN_SUBSCRIBE ", 14) == 0) { + reply_len = hostapd_ctrl_nan_subscribe(hapd, buf + 14, reply, + reply_size); + } else if (os_strncmp(buf, "NAN_CANCEL_SUBSCRIBE ", 21) == 0) { + if (hostapd_ctrl_nan_cancel_subscribe(hapd, buf + 21) < 0) + reply_len = -1; + } else if (os_strncmp(buf, "NAN_TRANSMIT ", 13) == 0) { + if (hostapd_ctrl_nan_transmit(hapd, buf + 13) < 0) + reply_len = -1; +#endif /* CONFIG_NAN_USD */ +#ifdef RADIUS_SERVER + } else if (os_strncmp(buf, "DAC_REQUEST ", 12) == 0) { + if (radius_server_dac_request(hapd->radius_srv, buf + 12) < 0) + reply_len = -1; +#endif /* RADIUS_SERVER */ + } else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) { + reply_len = hostapd_ctrl_iface_get_capability( + hapd, buf + 15, reply, reply_size); +#ifdef CONFIG_PASN + } else if (os_strcmp(buf, "PTKSA_CACHE_LIST") == 0) { + reply_len = ptksa_cache_list(hapd->ptksa, reply, reply_size); +#endif /* CONFIG_PASN */ +#ifdef ANDROID + } else if (os_strncmp(buf, "DRIVER ", 7) == 0) { + reply_len = hostapd_ctrl_iface_driver_cmd(hapd, buf + 7, reply, + reply_size); +#endif /* ANDROID */ +#ifdef CONFIG_IEEE80211BE + } else if (os_strcmp(buf, "ENABLE_MLD") == 0) { + if (hostapd_ctrl_iface_enable_mld(hapd->iface)) + reply_len = -1; + } else if (os_strcmp(buf, "DISABLE_MLD") == 0) { + if (hostapd_ctrl_iface_disable_mld(hapd->iface)) + reply_len = -1; +#ifdef CONFIG_TESTING_OPTIONS + } else if (os_strncmp(buf, "LINK_REMOVE ", 12) == 0) { + if (hostapd_ctrl_iface_link_remove(hapd, buf + 12, + reply, reply_size)) + reply_len = -1; +#endif /* CONFIG_TESTING_OPTIONS */ +#endif /* CONFIG_IEEE80211BE */ + } 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[CTRL_IFACE_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 * CTRL_IFACE_COOKIE_LEN + 1, + hapd->ctrl_iface_cookie, + CTRL_IFACE_COOKIE_LEN); + reply_len = 7 + 2 * CTRL_IFACE_COOKIE_LEN; + goto done; + } + + if (os_strncmp(buf, "COOKIE=", 7) != 0 || + hexstr2bin(buf + 7, lcookie, CTRL_IFACE_COOKIE_LEN) < 0) { + wpa_printf(MSG_DEBUG, + "CTRL: No cookie in the request - drop request"); + os_free(reply); + return; + } + + if (os_memcmp(hapd->ctrl_iface_cookie, lcookie, + CTRL_IFACE_COOKIE_LEN) != 0) { + wpa_printf(MSG_DEBUG, + "CTRL: Invalid cookie in the request - drop request"); + os_free(reply); + return; + } + + pos = buf + 7 + 2 * CTRL_IFACE_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(hapd->ctrl_iface_cookie, CTRL_IFACE_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 && + lchown(hapd->conf->ctrl_interface, -1, + hapd->conf->ctrl_interface_gid) < 0) { + wpa_printf(MSG_ERROR, "lchown[ctrl_interface]: %s", + strerror(errno)); + return -1; + } + + if (!hapd->conf->ctrl_interface_gid_set && + hapd->iface->interfaces->ctrl_iface_group && + lchown(hapd->conf->ctrl_interface, -1, + hapd->iface->interfaces->ctrl_iface_group) < 0) { + wpa_printf(MSG_ERROR, "lchown[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 && + lchown(fname, -1, hapd->conf->ctrl_interface_gid) < 0) { + wpa_printf(MSG_ERROR, "lchown[ctrl_interface/ifname]: %s", + strerror(errno)); + goto fail; + } + + if (!hapd->conf->ctrl_interface_gid_set && + hapd->iface->interfaces->ctrl_iface_group && + lchown(fname, -1, hapd->iface->interfaces->ctrl_iface_group) < 0) { + wpa_printf(MSG_ERROR, "lchown[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, char *input) +{ + return ctrl_iface_attach(&interfaces->global_ctrl_dst, from, fromlen, + input); +} + + +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_stub_cred = 0; + wps_corrupt_pkhash = 0; +#endif /* CONFIG_WPS_TESTING */ + +#ifdef CONFIG_TESTING_OPTIONS +#ifdef CONFIG_DPP + dpp_test = DPP_TEST_DISABLED; +#ifdef CONFIG_DPP3 + dpp_version_override = 3; +#elif defined(CONFIG_DPP2) + dpp_version_override = 2; +#else /* CONFIG_DPP2 */ + dpp_version_override = 1; +#endif /* CONFIG_DPP2 */ +#endif /* CONFIG_DPP */ +#endif /* CONFIG_TESTING_OPTIONS */ + +#ifdef CONFIG_DPP + dpp_global_clear(interfaces->dpp); +#ifdef CONFIG_DPP3 + interfaces->dpp_pb_bi = NULL; + { + int i; + + for (i = 0; i < DPP_PB_INFO_COUNT; i++) { + struct dpp_pb_info *info; + + info = &interfaces->dpp_pb[i]; + info->rx_time.sec = 0; + info->rx_time.usec = 0; + } + } +#endif /* CONFIG_DPP3 */ +#endif /* CONFIG_DPP */ +} + + +#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) +{ + struct hapd_interfaces *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[CTRL_IFACE_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 * CTRL_IFACE_COOKIE_LEN + 1, + interfaces->ctrl_iface_cookie, + CTRL_IFACE_COOKIE_LEN); + reply_len = 7 + 2 * CTRL_IFACE_COOKIE_LEN; + goto send_reply; + } + + if (os_strncmp(buf, "COOKIE=", 7) != 0 || + hexstr2bin(buf + 7, lcookie, CTRL_IFACE_COOKIE_LEN) < 0) { + wpa_printf(MSG_DEBUG, + "CTRL: No cookie in the request - drop request"); + os_free(reply); + return; + } + + if (os_memcmp(interfaces->ctrl_iface_cookie, lcookie, + CTRL_IFACE_COOKIE_LEN) != 0) { + wpa_printf(MSG_DEBUG, + "CTRL: Invalid cookie in the request - drop request"); + os_free(reply); + return; + } + + buf += 7 + 2 * CTRL_IFACE_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, NULL)) + reply_len = -1; + } else if (os_strncmp(buf, "ATTACH ", 7) == 0) { + if (hostapd_global_ctrl_iface_attach(interfaces, &from, + fromlen, buf + 7)) + 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, reply_size); + } 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; + } + } + + os_get_random(interface->ctrl_iface_cookie, CTRL_IFACE_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; + } + + wpa_msg_register_cb(hostapd_ctrl_iface_msg_cb); + + 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 && + lchown(interface->global_iface_path, -1, + interface->ctrl_iface_group) < 0) { + wpa_printf(MSG_ERROR, "lchown[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 && + lchown(fname, -1, interface->ctrl_iface_group) < 0) { + wpa_printf(MSG_ERROR, "lchown[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); + + 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_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 int hostapd_ctrl_check_event_enabled(struct wpa_ctrl_dst *dst, + const char *buf) +{ + /* Enable Probe Request events based on explicit request. + * Other events are enabled by default. + */ + if (str_starts(buf, RX_PROBE_REQUEST)) + return !!(dst->events & WPA_EVENT_RX_PROBE_REQUEST); + return 1; +} + + +static void hostapd_ctrl_iface_send_internal(int sock, struct dl_list *ctrl_dst, + const char *ifname, int level, + const char *buf, size_t len) +{ + struct wpa_ctrl_dst *dst, *next; + struct msghdr msg; + int idx, res; + struct iovec io[5]; + char levelstr[10]; + + if (sock < 0 || dl_list_empty(ctrl_dst)) + return; + + res = os_snprintf(levelstr, sizeof(levelstr), "<%d>", level); + if (os_snprintf_error(sizeof(levelstr), res)) + return; + idx = 0; + if (ifname) { + io[idx].iov_base = "IFNAME="; + io[idx].iov_len = 7; + idx++; + io[idx].iov_base = (char *) ifname; + io[idx].iov_len = os_strlen(ifname); + idx++; + io[idx].iov_base = " "; + io[idx].iov_len = 1; + idx++; + } + io[idx].iov_base = levelstr; + io[idx].iov_len = os_strlen(levelstr); + idx++; + io[idx].iov_base = (char *) buf; + io[idx].iov_len = len; + idx++; + os_memset(&msg, 0, sizeof(msg)); + msg.msg_iov = io; + msg.msg_iovlen = idx; + + idx = 0; + dl_list_for_each_safe(dst, next, ctrl_dst, struct wpa_ctrl_dst, list) { + if ((level >= dst->debug_level) && + hostapd_ctrl_check_event_enabled(dst, buf)) { + sockaddr_print(MSG_DEBUG, "CTRL_IFACE monitor send", + &dst->addr, dst->addrlen); + msg.msg_name = &dst->addr; + msg.msg_namelen = dst->addrlen; + if (sendmsg(sock, &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) { + ctrl_iface_detach(ctrl_dst, + &dst->addr, + dst->addrlen); + } + } else + dst->errors = 0; + } + idx++; + } +} + + +static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level, + enum wpa_msg_type type, + const char *buf, size_t len) +{ + if (type != WPA_MSG_NO_GLOBAL) { + hostapd_ctrl_iface_send_internal( + hapd->iface->interfaces->global_ctrl_sock, + &hapd->iface->interfaces->global_ctrl_dst, + type != WPA_MSG_PER_INTERFACE ? + NULL : hapd->conf->iface, + level, buf, len); + } + + if (type != WPA_MSG_ONLY_GLOBAL) { + hostapd_ctrl_iface_send_internal( + hapd->ctrl_sock, &hapd->ctrl_dst, + NULL, level, buf, len); + } +} + +#endif /* CONFIG_NATIVE_WINDOWS */ |