trigger: implement trigger naming

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

diff --git a/include/lttng/trigger/trigger-internal.h b/include/lttng/trigger/trigger-internal.h
index 6d05b6d1d3ed38b2f789e30f731d6ec6d6a18276..20b1ff33aab687b499c8e92f68ef4a2e929e9934 100644 (file)
--- a/include/lttng/trigger/trigger-internal.h
+++ b/include/lttng/trigger/trigger-internal.h
@@ -26,19 +26,25 @@ struct lttng_trigger {
 
        struct lttng_condition *condition;
        struct lttng_action *action;
+       char *name;
        /* For now only the uid portion of the credentials is used. */
        struct lttng_credentials creds;
 };
 
 struct lttng_trigger_comm {
-       /* length excludes its own length. */
-       uint32_t length;
        /*
         * Credentials, only the uid portion is used for now.
         * Used as an override when desired by the root user.
         */
        uint64_t uid;
-       /* A condition and action object follow. */
+       /*
+        * Length of the variable length payload (name, condition, and
+        * an action).
+        */
+       uint32_t length;
+       /* Includes '\0' terminator. */
+       uint32_t name_length;
+       /* A null-terminated name, a condition, and an action follow. */
        char payload[];
 } LTTNG_PACKED;
 
@@ -61,6 +67,14 @@ const struct lttng_action *lttng_trigger_get_const_action(
 LTTNG_HIDDEN
 bool lttng_trigger_validate(struct lttng_trigger *trigger);
 
+LTTNG_HIDDEN
+int lttng_trigger_assign_name(
+               struct lttng_trigger *dst, const struct lttng_trigger *src);
+
+LTTNG_HIDDEN
+int lttng_trigger_generate_name(struct lttng_trigger *trigger,
+               uint64_t unique_id);
+
 LTTNG_HIDDEN
 bool lttng_trigger_is_equal(
                const struct lttng_trigger *a, const struct lttng_trigger *b);