TDLS: Add TDLS_LINK_STATUS command to the control interface

[mech_eap.git] / wpa_supplicant / ctrl_iface.c

diff --git a/wpa_supplicant/ctrl_iface.c b/wpa_supplicant/ctrl_iface.c
index 91617fb..4aa602d 100644 (file)
--- a/wpa_supplicant/ctrl_iface.c
+++ b/wpa_supplicant/ctrl_iface.c
@@ -760,6 +760,33 @@ static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
        return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
 }
 
+
+static int wpa_supplicant_ctrl_iface_tdls_link_status(
+       struct wpa_supplicant *wpa_s, const char *addr,
+       char *buf, size_t buflen)
+{
+       u8 peer[ETH_ALEN];
+       const char *tdls_status;
+       int ret;
+
+       if (hwaddr_aton(addr, peer)) {
+               wpa_printf(MSG_DEBUG,
+                          "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
+                          addr);
+               return -1;
+       }
+       wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
+                  MAC2STR(peer));
+
+       tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
+       wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
+       ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
+       if (os_snprintf_error(buflen, ret))
+               return -1;
+
+       return ret;
+}
+
 #endif /* CONFIG_TDLS */
 
 
@@ -8415,6 +8442,9 @@ char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
                if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
                                                                      buf + 24))
                        reply_len = -1;
+       } else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
+               reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
+                       wpa_s, buf + 17, reply, reply_size);
 #endif /* CONFIG_TDLS */
        } else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
                reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);