+static inline const filter_hook_t *filter_hook_for_result(const filter_t *filter,
+ filter_result_t res)
+{
+ int start = 0;
+ int end = filter->hooks.len;
+
+ if (res == HTK_ABORT) {
+ return NULL;
+ }
+ if (res == HTK_ASYNC) {
+ return &async_hook;
+ }
+
+ while (start < end) {
+ int mid = (start + end) / 2;
+ filter_hook_t *hook = array_ptr(filter->hooks, mid);
+ if (hook->type == res) {
+ debug("return hook of type %s, value %s",
+ htokens[hook->type], hook->value);
+ return hook;
+ } else if (res < hook->type) {
+ end = mid;
+ } else {
+ start = mid + 1;
+ }
+ }
+ warn("missing hook %s for filter %s", htokens[res], filter->name);
+ return &default_hook;
+}
+
+const filter_hook_t *filter_run(const filter_t *filter, const query_t *query,
+ filter_context_t *context)
+{
+ debug("running filter %s (%s)", filter->name, ftokens[filter->type]);
+ filter_result_t res = runners[filter->type](filter, query, context);
+
+ if (res == HTK_ASYNC) {
+ context->current_filter = filter;
+ } else {
+ context->current_filter = NULL;
+ }
+
+ debug("filter run, result is %s", htokens[res]);
+ return filter_hook_for_result(filter, res);
+}
+
+bool filter_test(const filter_t *filter, const query_t *query,
+ filter_context_t *context, filter_result_t result)