+static int
+api_feature_enable_disable (vat_main_t * vam)
+{
+ unformat_input_t *i = vam->input;
+ vl_api_feature_enable_disable_t *mp;
+ f64 timeout;
+ u8 *arc_name = 0;
+ u8 *feature_name = 0;
+ u32 sw_if_index = ~0;
+ u8 enable = 1;
+
+ while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (i, "arc_name %s", &arc_name))
+ ;
+ else if (unformat (i, "feature_name %s", &feature_name))
+ ;
+ else if (unformat (i, "%U", unformat_sw_if_index, vam, &sw_if_index))
+ ;
+ else if (unformat (i, "sw_if_index %d", &sw_if_index))
+ ;
+ else if (unformat (i, "disable"))
+ enable = 0;
+ else
+ break;
+ }
+
+ if (arc_name == 0)
+ {
+ errmsg ("missing arc name\n");
+ return -99;
+ }
+ if (vec_len (arc_name) > 63)
+ {
+ errmsg ("arc name too long\n");
+ }
+
+ if (feature_name == 0)
+ {
+ errmsg ("missing feature name\n");
+ return -99;
+ }
+ if (vec_len (feature_name) > 63)
+ {
+ errmsg ("feature name too long\n");
+ }
+
+ if (sw_if_index == ~0)
+ {
+ errmsg ("missing interface name or sw_if_index\n");
+ return -99;
+ }
+
+ /* Construct the API message */
+ M (FEATURE_ENABLE_DISABLE, feature_enable_disable);
+ mp->sw_if_index = ntohl (sw_if_index);
+ mp->enable = enable;
+ clib_memcpy (mp->arc_name, arc_name, vec_len (arc_name));
+ clib_memcpy (mp->feature_name, feature_name, vec_len (feature_name));
+ vec_free (arc_name);
+ vec_free (feature_name);
+
+ S;
+ W;
+}
+