aboutsummaryrefslogtreecommitdiffstats
path: root/hostapd/ctrl_iface.c
diff options
context:
space:
mode:
Diffstat (limited to 'hostapd/ctrl_iface.c')
-rw-r--r--hostapd/ctrl_iface.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/hostapd/ctrl_iface.c b/hostapd/ctrl_iface.c
index 18621d0..df2524a 100644
--- a/hostapd/ctrl_iface.c
+++ b/hostapd/ctrl_iface.c
@@ -1488,6 +1488,63 @@ static int hostapd_ctrl_iface_disable(struct hostapd_iface *iface)
}
+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 &&
+ os_memcmp(sta->addr, psk->addr, ETH_ALEN) == 0;
+ 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+ " PSK/passphrase no longer valid - disconnect",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_TESTING_OPTIONS
static int hostapd_ctrl_iface_radar(struct hostapd_data *hapd, char *cmd)
@@ -3013,6 +3070,9 @@ static int hostapd_ctrl_iface_receive_process(struct hostapd_data *hapd,
} else if (os_strncmp(buf, "ENABLE", 6) == 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;
} else if (os_strncmp(buf, "RELOAD", 6) == 0) {
if (hostapd_ctrl_iface_reload(hapd->iface))
reply_len = -1;