X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=include%2Flttng%2Ftrigger%2Ftrigger-internal.h;h=6942ece78d7a88d9b15a2585fdb200e43f0261f8;hb=a02903c0743cebd1f51227905ee89e571b84acbc;hp=df69f3d110a2c49fe970f80883f74f018cea0c37;hpb=e6887944f09a8985efb521ea638b4dfe557ff4ed;p=lttng-tools.git

diff --git a/include/lttng/trigger/trigger-internal.h b/include/lttng/trigger/trigger-internal.h
index df69f3d11..6942ece78 100644
--- a/include/lttng/trigger/trigger-internal.h
+++ b/include/lttng/trigger/trigger-internal.h
@@ -10,6 +10,7 @@
 
 #include <lttng/trigger/trigger.h>
 #include <common/credentials.h>
+#include <common/dynamic-array.h>
 #include <common/macros.h>
 #include <common/optional.h>
 #include <stdint.h>
@@ -37,6 +38,10 @@ struct lttng_trigger {
 	LTTNG_OPTIONAL(uint64_t) tracer_token;
 };
 
+struct lttng_triggers {
+	struct lttng_dynamic_pointer_array array;
+};
+
 struct lttng_trigger_comm {
 	/*
 	 * Credentials, only the uid portion is used for now.
@@ -54,12 +59,19 @@ struct lttng_trigger_comm {
 	char payload[];
 } LTTNG_PACKED;
 
+struct lttng_triggers_comm {
+	uint32_t count;
+	uint32_t length;
+	/* Count * lttng_trigger_comm structure */
+	char payload[];
+};
+
 LTTNG_HIDDEN
 ssize_t lttng_trigger_create_from_payload(struct lttng_payload_view *view,
 		struct lttng_trigger **trigger);
 
 LTTNG_HIDDEN
-int lttng_trigger_serialize(struct lttng_trigger *trigger,
+int lttng_trigger_serialize(const struct lttng_trigger *trigger,
 		struct lttng_payload *payload);
 
 LTTNG_HIDDEN
@@ -98,6 +110,49 @@ void lttng_trigger_get(struct lttng_trigger *trigger);
 LTTNG_HIDDEN
 void lttng_trigger_put(struct lttng_trigger *trigger);
 
+/*
+ * Allocate a new set of triggers.
+ * The returned object must be freed via lttng_triggers_destroy.
+ */
+LTTNG_HIDDEN
+struct lttng_triggers *lttng_triggers_create(void);
+
+/*
+ * Return the a pointer to a mutable element at index "index" of an
+ * lttng_triggers set.
+ *
+ * This differs from the public `lttng_triggers_get_at_index` in that
+ * the returned pointer to a mutable trigger.
+ *
+ * The ownership of the trigger set element is NOT transfered.
+ * The returned object can NOT be freed via lttng_trigger_destroy.
+ */
+LTTNG_HIDDEN
+struct lttng_trigger *lttng_triggers_borrow_mutable_at_index(
+		const struct lttng_triggers *triggers, unsigned int index);
+
+/*
+ * Add a trigger to the triggers set.
+ *
+ * A reference to the added trigger is acquired on behalf of the trigger set
+ * on success.
+ */
+LTTNG_HIDDEN
+int lttng_triggers_add(
+		struct lttng_triggers *triggers, struct lttng_trigger *trigger);
+
+/*
+ * Serialize a trigger set to an lttng_payload object.
+ * Return LTTNG_OK on success, negative lttng error code on error.
+ */
+LTTNG_HIDDEN
+int lttng_triggers_serialize(const struct lttng_triggers *triggers,
+		struct lttng_payload *payload);
+
+LTTNG_HIDDEN
+ssize_t lttng_triggers_create_from_payload(struct lttng_payload_view *view,
+		struct lttng_triggers **triggers);
+
 LTTNG_HIDDEN
 const struct lttng_credentials *lttng_trigger_get_credentials(
 		const struct lttng_trigger *trigger);