bin: compile lttng-sessiond as C++

[lttng-tools.git] / include / lttng / action / action-internal.h

diff --git a/include/lttng/action/action-internal.h b/include/lttng/action/action-internal.h
index 12029e42f5d9ade44dde8f68eef6399eb2a48719..b55a6d59bc2dcde627f517b51436c163afe3d911 100644 (file)
--- a/include/lttng/action/action-internal.h
+++ b/include/lttng/action/action-internal.h
@@ -8,17 +8,25 @@
 #ifndef LTTNG_ACTION_INTERNAL_H
 #define LTTNG_ACTION_INTERNAL_H
 
-#include <lttng/action/action.h>
-#include <common/macros.h>
 #include <common/buffer-view.h>
 #include <common/dynamic-buffer.h>
+#include <common/macros.h>
 #include <common/payload-view.h>
 #include <common/payload.h>
+#include <lttng/lttng.h>
+#include <pthread.h>
 #include <stdbool.h>
 #include <sys/types.h>
 #include <urcu/ref.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct lttng_rate_policy;
+struct mi_writer;
+struct mi_lttng_error_query_callbacks;
+struct lttng_trigger;
 
 typedef bool (*action_validate_cb)(struct lttng_action *action);
 typedef void (*action_destroy_cb)(struct lttng_action *action);
@@ -31,6 +39,11 @@ typedef ssize_t (*action_create_from_payload_cb)(
                struct lttng_action **action);
 typedef const struct lttng_rate_policy *(*action_get_rate_policy_cb)(
                const struct lttng_action *action);
+typedef enum lttng_action_status (*action_add_error_query_results_cb)(
+               const struct lttng_action *action,
+               struct lttng_error_query_results *results);
+typedef enum lttng_error_code (*action_mi_serialize_cb)(
+               const struct lttng_action *condition, struct mi_writer *writer);
 
 struct lttng_action {
        struct urcu_ref ref;
@@ -40,6 +53,8 @@ struct lttng_action {
        action_equal_cb equal;
        action_destroy_cb destroy;
        action_get_rate_policy_cb get_rate_policy;
+       action_add_error_query_results_cb add_error_query_results;
+       action_mi_serialize_cb mi_serialize;
 
        /* Internal use only. */
 
@@ -52,8 +67,10 @@ struct lttng_action {
        uint64_t execution_counter;
        /*
         * The number of time the action execution failed.
+        * An unsigned long is used to use a type which makes atomic
+        * operations possible.
         */
-       uint64_t execution_failure_counter;
+       unsigned long execution_failure_counter;
 };
 
 struct lttng_action_comm {
@@ -61,49 +78,62 @@ struct lttng_action_comm {
        int8_t action_type;
 } LTTNG_PACKED;
 
-LTTNG_HIDDEN
 void lttng_action_init(struct lttng_action *action,
                enum lttng_action_type type,
                action_validate_cb validate,
                action_serialize_cb serialize,
                action_equal_cb equal,
                action_destroy_cb destroy,
-               action_get_rate_policy_cb get_rate_policy);
+               action_get_rate_policy_cb get_rate_policy,
+               action_add_error_query_results_cb add_error_query_results,
+               action_mi_serialize_cb mi);
 
-LTTNG_HIDDEN
 bool lttng_action_validate(struct lttng_action *action);
 
-LTTNG_HIDDEN
 int lttng_action_serialize(struct lttng_action *action,
                struct lttng_payload *buf);
 
-LTTNG_HIDDEN
 ssize_t lttng_action_create_from_payload(struct lttng_payload_view *view,
                struct lttng_action **action);
 
-LTTNG_HIDDEN
 bool lttng_action_is_equal(const struct lttng_action *a,
                const struct lttng_action *b);
 
-LTTNG_HIDDEN
 void lttng_action_get(struct lttng_action *action);
 
-LTTNG_HIDDEN
 void lttng_action_put(struct lttng_action *action);
 
-LTTNG_HIDDEN
 const char* lttng_action_type_string(enum lttng_action_type action_type);
 
-LTTNG_HIDDEN
 void lttng_action_increase_execution_request_count(struct lttng_action *action);
 
-LTTNG_HIDDEN
 void lttng_action_increase_execution_count(struct lttng_action *action);
 
-LTTNG_HIDDEN
 void lttng_action_increase_execution_failure_count(struct lttng_action *action);
 
-LTTNG_HIDDEN
 bool lttng_action_should_execute(const struct lttng_action *action);
 
+enum lttng_action_status lttng_action_add_error_query_results(
+               const struct lttng_action *action,
+               struct lttng_error_query_results *results);
+
+/*
+ * For use by the various lttng_action implementation. Implements the default
+ * behavior to the generic error "execution failure counter" that all actions
+ * (except list, which passes-through) provide.
+ */
+enum lttng_action_status lttng_action_generic_add_error_query_results(
+               const struct lttng_action *action,
+               struct lttng_error_query_results *results);
+enum lttng_error_code lttng_action_mi_serialize(const struct lttng_trigger *trigger,
+               const struct lttng_action *action,
+               struct mi_writer *writer,
+               const struct mi_lttng_error_query_callbacks
+                               *error_query_callbacks,
+               struct lttng_dynamic_array *action_path_indexes);
+
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* LTTNG_ACTION_INTERNAL_H */