actions: Make lttng_action reference countable

[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 d1868b06ba49375237b93c99ea7c9ce932ff3596..e4c3b7b09eedfc9f98a586a02a36bf0e8d18e89d 100644 (file)
--- a/include/lttng/action/action-internal.h
+++ b/include/lttng/action/action-internal.h
@@ -12,21 +12,28 @@
 #include <common/macros.h>
 #include <common/buffer-view.h>
 #include <common/dynamic-buffer.h>
+#include <common/sessiond-comm/payload-view.h>
+#include <common/sessiond-comm/payload.h>
 #include <stdbool.h>
 #include <sys/types.h>
+#include <urcu/ref.h>
 
 typedef bool (*action_validate_cb)(struct lttng_action *action);
 typedef void (*action_destroy_cb)(struct lttng_action *action);
 typedef int (*action_serialize_cb)(struct lttng_action *action,
-               struct lttng_dynamic_buffer *buf);
-typedef ssize_t (*action_create_from_buffer_cb)(
-               const struct lttng_buffer_view *view,
+               struct lttng_payload *payload);
+typedef bool (*action_equal_cb)(const struct lttng_action *a,
+               const struct lttng_action *b);
+typedef ssize_t (*action_create_from_payload_cb)(
+               struct lttng_payload_view *view,
                struct lttng_action **action);
 
 struct lttng_action {
+       struct urcu_ref ref;
        enum lttng_action_type type;
        action_validate_cb validate;
        action_serialize_cb serialize;
+       action_equal_cb equal;
        action_destroy_cb destroy;
 };
 
@@ -40,6 +47,7 @@ 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);
 
 LTTNG_HIDDEN
@@ -47,14 +55,24 @@ bool lttng_action_validate(struct lttng_action *action);
 
 LTTNG_HIDDEN
 int lttng_action_serialize(struct lttng_action *action,
-               struct lttng_dynamic_buffer *buf);
+               struct lttng_payload *buf);
 
 LTTNG_HIDDEN
-ssize_t lttng_action_create_from_buffer(const struct lttng_buffer_view *view,
+ssize_t lttng_action_create_from_payload(struct lttng_payload_view *view,
                struct lttng_action **action);
 
 LTTNG_HIDDEN
 enum lttng_action_type lttng_action_get_type_const(
                const 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);
+
 #endif /* LTTNG_ACTION_INTERNAL_H */