if_capabilities_t *
extcap_get_if_dlts(const gchar * ifname, char ** err_str);
-/* get a list of all capture interfaces */
+/* append a list of all extcap capture interfaces to the specified list */
GList *
-extcap_interface_list(char **err_str);
+append_extcap_interface_list(GList *list, char **err_str);
/* get a list of all available extcap tools */
GHashTable *
gboolean
extcap_has_configuration(const char * ifname, gboolean is_required);
+/* converts an extcap setting to its equivalent preference key */
+gchar * extcap_settings_key(const gchar * ifname, const gchar * setting);
+
#ifdef WIN32
HANDLE
extcap_get_win32_handle();