P2P: Add secondary device types into p2p_peer output

This allows the P2P_PEER command to be used to fetch the list of
secondary device types that each P2P peer has advertised.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>

wpa_supplicant/ctrl_iface.c

@@ -3790,6 +3790,7 @@ static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
 	char *pos, *end;
 	char devtype[WPS_DEV_TYPE_BUFSIZE];
 	struct wpa_ssid *ssid;
+	size_t i;
 
 	if (!wpa_s->global->p2p)
 		return -1;
@@ -3843,6 +3844,18 @@ static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
 		return pos - buf;
 	pos += res;
 
+	for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
+	{
+		const u8 *t;
+		t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
+		res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
+				  wps_dev_type_bin2str(t, devtype,
+						       sizeof(devtype)));
+		if (res < 0 || res >= end - pos)
+			return pos - buf;
+		pos += res;
+	}
+
 	ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
 	if (ssid) {
 		res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);