+static int ctrl_iface_get_capability_modes(int res, char *strict,
+ struct wpa_driver_capa *capa,
+ char *buf, size_t buflen)
+{
+ int ret, first = 1;
+ char *pos, *end;
+ size_t len;
+
+ pos = buf;
+ end = pos + buflen;
+
+ if (res < 0) {
+ if (strict)
+ return 0;
+ len = os_strlcpy(buf, "IBSS AP", buflen);
+ if (len >= buflen)
+ return -1;
+ return len;
+ }
+
+ if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
+ ret = os_snprintf(pos, end - pos, "%sIBSS", first ? "" : " ");
+ if (ret < 0 || ret >= end - pos)
+ return pos - buf;
+ pos += ret;
+ first = 0;
+ }
+
+ if (capa->flags & WPA_DRIVER_FLAGS_AP) {
+ ret = os_snprintf(pos, end - pos, "%sAP", first ? "" : " ");
+ if (ret < 0 || ret >= end - pos)
+ return pos - buf;
+ pos += ret;
+ first = 0;
+ }
+
+ return pos - buf;
+}
+
+