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-rw-r--r--extcap.c64
1 files changed, 63 insertions, 1 deletions
diff --git a/extcap.c b/extcap.c
index 81682186f0..c52eda6e34 100644
--- a/extcap.c
+++ b/extcap.c
@@ -342,6 +342,24 @@ extcap_interface_list(char **err_str) {
return ret;
}
+static void extcap_free_if_configuration(GList *list)
+{
+ GList *elem;
+
+ for (elem = g_list_first(list); elem; elem = elem->next)
+ {
+ GList *arg_list;
+ if (elem->data == NULL)
+ {
+ continue;
+ }
+
+ arg_list = g_list_first((GList *)elem->data);
+ g_list_free_full(arg_list, g_free);
+ }
+ g_list_free(list);
+}
+
static gboolean search_cb(const gchar *extcap _U_, gchar *output, void *data,
char **err_str _U_) {
extcap_token_sentence *tokens = NULL;
@@ -519,8 +537,52 @@ extcaps_init_initerfaces(capture_options *capture_opts)
add_arg(interface_opts.name);
add_arg(EXTCAP_ARGUMENT_RUN_PIPE);
add_arg(interface_opts.extcap_fifo);
- if (interface_opts.extcap_args != NULL)
+ if (interface_opts.extcap_args == NULL)
+ {
+ /* User did not perform interface configuration.
+ *
+ * Check if there are any boolean flags that are set by default
+ * and hence their argument should be added.
+ */
+ GList *arglist;
+ GList *elem;
+
+ arglist = extcap_get_if_configuration(interface_opts.name);
+ for (elem = g_list_first(arglist); elem; elem = elem->next)
+ {
+ GList * arg_list;
+ extcap_arg *arg_iter;
+
+ if (elem->data == NULL)
+ {
+ continue;
+ }
+
+ arg_list = g_list_first((GList *)elem->data);
+ while (arg_list != NULL)
+ {
+ /* In case of boolflags only first element in arg_list is relevant. */
+ arg_iter = (extcap_arg*) (arg_list->data);
+
+ if (arg_iter->arg_type == EXTCAP_ARG_BOOLFLAG)
+ {
+ if (arg_iter->default_complex != NULL
+ && extcap_complex_get_bool(arg_iter->default_complex))
+ {
+ add_arg(arg_iter->call);
+ }
+ }
+
+ arg_list = arg_list->next;
+ }
+ }
+
+ extcap_free_if_configuration(arglist);
+ }
+ else
+ {
g_hash_table_foreach(interface_opts.extcap_args, extcap_arg_cb, args);
+ }
add_arg(NULL);
#undef add_arg