MI: implement all objects related to trigger machine interface

[lttng-tools.git] / include / lttng / event-rule / event-rule-internal.h

diff --git a/include/lttng/event-rule/event-rule-internal.h b/include/lttng/event-rule/event-rule-internal.h
index 31465c7694dc13b701bf3cdf45e3e3d170e0b629..acd84827c1552aab0c87fa4f5911f49475eb0556 100644 (file)
--- a/include/lttng/event-rule/event-rule-internal.h
+++ b/include/lttng/event-rule/event-rule-internal.h
@@ -12,6 +12,7 @@
 #include <common/credentials.h>
 #include <common/sessiond-comm/sessiond-comm.h>
 #include <lttng/domain.h>
+#include <lttng/event.h>
 #include <lttng/event-rule/event-rule.h>
 #include <lttng/lttng-error.h>
 #include <stdbool.h>
@@ -21,6 +22,7 @@
 
 struct lttng_payload;
 struct lttng_payload_view;
+struct mi_writer;
 
 enum lttng_event_rule_generate_exclusions_status {
        LTTNG_EVENT_RULE_GENERATE_EXCLUSIONS_STATUS_OK,
@@ -45,7 +47,7 @@ typedef enum lttng_error_code (*event_rule_generate_filter_bytecode_cb)(
                const struct lttng_credentials *creds);
 typedef const char *(*event_rule_get_filter_cb)(
                const struct lttng_event_rule *event_rule);
-typedef const struct lttng_filter_bytecode *(
+typedef const struct lttng_bytecode *(
                *event_rule_get_filter_bytecode_cb)(
                const struct lttng_event_rule *event_rule);
 typedef enum lttng_event_rule_generate_exclusions_status (
@@ -54,6 +56,11 @@ typedef enum lttng_event_rule_generate_exclusions_status (
                struct lttng_event_exclusion **exclusions);
 typedef unsigned long (*event_rule_hash_cb)(
                const struct lttng_event_rule *event_rule);
+typedef struct lttng_event *(*event_rule_generate_lttng_event_cb)(
+               const struct lttng_event_rule *event_rule);
+typedef enum lttng_error_code (*event_rule_mi_serialize_cb)(
+               const struct lttng_event_rule *event_rule,
+               struct mi_writer *writer);
 
 struct lttng_event_rule {
        struct urcu_ref ref;
@@ -67,6 +74,8 @@ struct lttng_event_rule {
        event_rule_get_filter_bytecode_cb get_filter_bytecode;
        event_rule_generate_exclusions_cb generate_exclusions;
        event_rule_hash_cb hash;
+       event_rule_generate_lttng_event_cb generate_lttng_event;
+       event_rule_mi_serialize_cb mi_serialize;
 };
 
 struct lttng_event_rule_comm {
@@ -122,7 +131,7 @@ const char *lttng_event_rule_get_filter(const struct lttng_event_rule *rule);
  * Caller DOES NOT own the returned object.
  */
 LTTNG_HIDDEN
-const struct lttng_filter_bytecode *lttng_event_rule_get_filter_bytecode(
+const struct lttng_bytecode *lttng_event_rule_get_filter_bytecode(
                const struct lttng_event_rule *rule);
 
 /*
@@ -140,4 +149,25 @@ const char *lttng_event_rule_type_str(enum lttng_event_rule_type type);
 LTTNG_HIDDEN
 unsigned long lttng_event_rule_hash(const struct lttng_event_rule *rule);
 
+/*
+ * This is a compatibility helper allowing us to generate a sessiond-side (not
+ * communication) `struct lttng_event` object from an event rule.
+ *
+ * This effectively bridges older parts of the code using those structures and
+ * new event-rule based code.
+ *
+ * The caller owns the returned object.
+ */
+LTTNG_HIDDEN
+struct lttng_event *lttng_event_rule_generate_lttng_event(
+               const struct lttng_event_rule *rule);
+
+/* Test if an event rule targets an agent domain. */
+LTTNG_HIDDEN
+bool lttng_event_rule_targets_agent_domain(const struct lttng_event_rule *rule);
+
+LTTNG_HIDDEN
+enum lttng_error_code lttng_event_rule_mi_serialize(
+               const struct lttng_event_rule *rule, struct mi_writer *writer);
+
 #endif /* LTTNG_EVENT_RULE_INTERNAL_H */