MI: implement all objects related to trigger machine interface

[lttng-tools.git] / src / common / actions / notify.c

diff --git a/src/common/actions/notify.c b/src/common/actions/notify.c
index 646bffe9d3a63f7fb7acf8a7066d08555f6e5de9..93726468e166004ef10cfb4589358a74ca78c134 100644 (file)
--- a/src/common/actions/notify.c
+++ b/src/common/actions/notify.c
@@ -8,9 +8,11 @@
 #include <assert.h>
 #include <common/error.h>
 #include <common/macros.h>
+#include <common/mi-lttng.h>
 #include <lttng/action/action-internal.h>
 #include <lttng/action/notify-internal.h>
 #include <lttng/action/rate-policy-internal.h>
+#include <lttng/lttng-error.h>
 
 #define IS_NOTIFY_ACTION(action) \
        (lttng_action_get_type(action) == LTTNG_ACTION_TYPE_NOTIFY)
@@ -82,6 +84,49 @@ lttng_action_notify_internal_get_rate_policy(const struct lttng_action *action)
        return _action->policy;
 }
 
+static enum lttng_error_code lttng_action_notify_mi_serialize(
+               const struct lttng_action *action, struct mi_writer *writer)
+{
+       int ret;
+       enum lttng_action_status status;
+       enum lttng_error_code ret_code;
+       const struct lttng_rate_policy *policy = NULL;
+
+       assert(action);
+       assert(IS_NOTIFY_ACTION(action));
+       assert(writer);
+
+       status = lttng_action_notify_get_rate_policy(action, &policy);
+       assert(status == LTTNG_ACTION_STATUS_OK);
+       assert(policy != NULL);
+
+       /* Open action notify. */
+       ret = mi_lttng_writer_open_element(
+                       writer, mi_lttng_element_action_notify);
+       if (ret) {
+               goto mi_error;
+       }
+
+       ret_code = lttng_rate_policy_mi_serialize(policy, writer);
+       if (ret_code != LTTNG_OK) {
+               goto end;
+       }
+
+       /* Close action notify 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;
+}
+
 struct lttng_action *lttng_action_notify_create(void)
 {
        struct lttng_rate_policy *policy = NULL;
@@ -104,7 +149,8 @@ struct lttng_action *lttng_action_notify_create(void)
                        lttng_action_notify_is_equal,
                        lttng_action_notify_destroy,
                        lttng_action_notify_internal_get_rate_policy,
-                       lttng_action_generic_add_error_query_results);
+                       lttng_action_generic_add_error_query_results,
+                       lttng_action_notify_mi_serialize);
 
        notify->policy = policy;
        policy = NULL;