+
+enum lttng_error_code lttng_event_rule_mi_serialize(
+ const struct lttng_event_rule *rule, struct mi_writer *writer)
+{
+ int ret;
+ enum lttng_error_code ret_code;
+
+ LTTNG_ASSERT(rule);
+ LTTNG_ASSERT(writer);
+ LTTNG_ASSERT(rule->mi_serialize);
+
+ /* Open event rule element. */
+ ret = mi_lttng_writer_open_element(writer, mi_lttng_element_event_rule);
+ if (ret) {
+ goto mi_error;
+ }
+
+ /* Serialize underlying event rule. */
+ ret_code = rule->mi_serialize(rule, writer);
+ if (ret_code != LTTNG_OK) {
+ goto end;
+ }
+
+ /* Close event rule element. */
+ ret = mi_lttng_writer_close_element(writer);
+ if (ret) {
+ goto mi_error;
+ }
+
+ ret_code = LTTNG_OK;
+ goto end;
+
+mi_error:
+ ret_code = LTTNG_ERR_MI_IO_FAIL;
+end:
+ return ret_code;
+}