#include <lttng/trigger/trigger-internal.h>
#include <lttng/condition/condition-internal.h>
#include <lttng/condition/event-rule.h>
+#include <lttng/condition/event-rule-internal.h>
#include <lttng/condition/buffer-usage.h>
#include <lttng/event-rule/event-rule-internal.h>
#include <lttng/action/action-internal.h>
#include <inttypes.h>
LTTNG_HIDDEN
-bool lttng_trigger_validate(struct lttng_trigger *trigger)
+bool lttng_trigger_validate(const struct lttng_trigger *trigger)
{
bool valid;
return trigger ? trigger->condition : NULL;
}
-LTTNG_HIDDEN
const struct lttng_condition *lttng_trigger_get_const_condition(
const struct lttng_trigger *trigger)
{
- return trigger->condition;
+ return trigger ? trigger->condition : NULL;
}
return trigger ? trigger->action : NULL;
}
-LTTNG_HIDDEN
const struct lttng_action *lttng_trigger_get_const_action(
const struct lttng_trigger *trigger)
{
- return trigger->action;
+ return trigger ? trigger->action : NULL;
}
static void trigger_destroy_ref(struct urcu_ref *ref)
return type;
}
+
+/*
+ * Generate bytecode related to the trigger.
+ * On success LTTNG_OK. On error, returns lttng_error code.
+ */
+LTTNG_HIDDEN
+enum lttng_error_code lttng_trigger_generate_bytecode(
+ struct lttng_trigger *trigger,
+ const struct lttng_credentials *creds)
+{
+ enum lttng_error_code ret;
+ struct lttng_condition *condition = NULL;
+
+ condition = lttng_trigger_get_condition(trigger);
+ if (!condition) {
+ ret = LTTNG_ERR_INVALID_TRIGGER;
+ goto end;
+ }
+
+ switch (lttng_condition_get_type(condition)) {
+ case LTTNG_CONDITION_TYPE_EVENT_RULE_HIT:
+ {
+ struct lttng_event_rule *event_rule;
+ const enum lttng_condition_status condition_status =
+ lttng_condition_event_rule_borrow_rule_mutable(
+ condition, &event_rule);
+
+ assert(condition_status == LTTNG_CONDITION_STATUS_OK);
+ ret = lttng_event_rule_generate_filter_bytecode(
+ event_rule, creds);
+ if (ret != LTTNG_OK) {
+ goto end;
+ }
+
+ ret = LTTNG_OK;
+ break;
+ }
+ default:
+ ret = LTTNG_OK;
+ break;
+ }
+end:
+ return ret;
+}
+
+LTTNG_HIDDEN
+struct lttng_trigger *lttng_trigger_copy(const struct lttng_trigger *trigger)
+{
+ int ret;
+ struct lttng_payload copy_buffer;
+ struct lttng_trigger *copy = NULL;
+
+ lttng_payload_init(©_buffer);
+
+ ret = lttng_trigger_serialize(trigger, ©_buffer);
+ if (ret < 0) {
+ goto end;
+ }
+
+ {
+ struct lttng_payload_view view =
+ lttng_payload_view_from_payload(
+ ©_buffer, 0, -1);
+ ret = lttng_trigger_create_from_payload(
+ &view, ©);
+ if (ret < 0) {
+ copy = NULL;
+ goto end;
+ }
+ }
+
+end:
+ lttng_payload_reset(©_buffer);
+ return copy;
+}