Remove src/drivers/scan_helpers.c

[mech_eap.git] / wpa_supplicant / scan.c

diff --git a/wpa_supplicant/scan.c b/wpa_supplicant/scan.c
index 819061f..56f062f 100644 (file)
--- 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);
+}