X-Git-Url: http://www.project-moonshot.org/gitweb/?a=blobdiff_plain;f=wpa_supplicant%2Fscan.c;h=56f062f56b42b01787858d71d039109ce1baf0cd;hb=d1f9c410c1ba8b8d007c53a01da7aa2eae4d81c9;hp=819061f8342aea87592bbcc3198321574fa37932;hpb=9ba9fa07cc35c3c62916e528785002c7898ae5d7;p=mech_eap.git

diff --git a/wpa_supplicant/scan.c b/wpa_supplicant/scan.c
index 819061f..56f062f 100644
--- a/wpa_supplicant/scan.c
+++ b/wpa_supplicant/scan.c
@@ -460,6 +460,25 @@ static int wpa_scan_get_max_rate(const struct wpa_scan_res *res)
 }
 
 
+const u8 * wpa_scan_get_ie(const struct wpa_scan_res *res, u8 ie)
+{
+	const u8 *end, *pos;
+
+	pos = (const u8 *) (res + 1);
+	end = pos + res->ie_len;
+
+	while (pos + 1 < end) {
+		if (pos + 2 + pos[1] > end)
+			break;
+		if (pos[0] == ie)
+			return pos;
+		pos += 2 + pos[1];
+	}
+
+	return NULL;
+}
+
+
 const u8 * wpa_scan_get_vendor_ie(const struct wpa_scan_res *res,
 				  u32 vendor_type)
 {
@@ -610,3 +629,17 @@ int wpa_supplicant_update_scan_results(struct wpa_supplicant *wpa_s)
 
 	return 0;
 }
+
+
+void wpa_scan_results_free(struct wpa_scan_results *res)
+{
+	size_t i;
+
+	if (res == NULL)
+		return;
+
+	for (i = 0; i < res->num; i++)
+		os_free(res->res[i]);
+	os_free(res->res);
+	os_free(res);
+}