/* Check if the tracefile or event satisfies the filter. The arguments are
declared as void * to allow these functions to be used as hooks. */
-gboolean lttv_filter_tracefile(lttv_filter_t *filter, LttTracefile *tracefile);
+gboolean lttv_filter_tracefile(lttv_filter_tree *filter, LttTracefile *tracefile);
gboolean lttv_filter_tracestate(lttv_filter_t *filter, LttvTraceState *tracestate);