SoW-2019-0002: Dynamic Snapshot

[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 787e9087a01e353c664c1876575dad2867a4fa5b..af52a07ff52a74bd8128537733deeb8ef2db7495 100644 (file)
--- a/include/lttng/action/action-internal.h
+++ b/include/lttng/action/action-internal.h
@@ -14,16 +14,24 @@
 #include <common/dynamic-buffer.h>
 #include <stdbool.h>
 #include <sys/types.h>
 #include <common/dynamic-buffer.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 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 bool (*action_equal_cb)(const struct lttng_action *a,
+               const struct lttng_action *b);
+typedef ssize_t (*action_create_from_buffer_cb)(
+               const struct lttng_buffer_view *view,
+               struct lttng_action **action);

 
 struct lttng_action {
 
 struct lttng_action {

+       struct urcu_ref ref;

        enum lttng_action_type type;
        action_validate_cb validate;
        action_serialize_cb serialize;
        enum lttng_action_type type;
        action_validate_cb validate;
        action_serialize_cb serialize;

+       action_equal_cb equal;

        action_destroy_cb destroy;
 };
 
        action_destroy_cb destroy;
 };
 


@@ -32,6 +40,14 @@ struct lttng_action_comm {
        int8_t action_type;
 } LTTNG_PACKED;
 
        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);
+

 LTTNG_HIDDEN
 bool lttng_action_validate(struct lttng_action *action);
 
 LTTNG_HIDDEN
 bool lttng_action_validate(struct lttng_action *action);
 


@@ -47,4 +63,17 @@ LTTNG_HIDDEN
 enum lttng_action_type lttng_action_get_type_const(
                const struct lttng_action *action);
 
 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);
+
+LTTNG_HIDDEN
+const char* lttng_action_type_string(enum lttng_action_type action_type);
+

 #endif /* LTTNG_ACTION_INTERNAL_H */
 #endif /* LTTNG_ACTION_INTERNAL_H */