X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Ftrigger.c;h=04b3e7f116bc7ba667c96b8570c1621e2a09930e;hp=f47f76d5529a732a8f6e263d32a373d622ac1b92;hb=b61776fb63d4bb14df77c0b5a15de28beed7ddfc;hpb=58daac01d91347336f24e1fc1cacd4e7a3101e93

diff --git a/src/common/trigger.c b/src/common/trigger.c
index f47f76d55..04b3e7f11 100644
--- a/src/common/trigger.c
+++ b/src/common/trigger.c
@@ -23,7 +23,7 @@
 #include <inttypes.h>
 
 LTTNG_HIDDEN
-bool lttng_trigger_validate(struct lttng_trigger *trigger)
+bool lttng_trigger_validate(const struct lttng_trigger *trigger)
 {
 	bool valid;
 
@@ -84,11 +84,10 @@ struct lttng_condition *lttng_trigger_get_condition(
 	return trigger ? trigger->condition : NULL;
 }
 
-LTTNG_HIDDEN
 const struct lttng_condition *lttng_trigger_get_const_condition(
 		const struct lttng_trigger *trigger)
 {
-	return trigger->condition;
+	return trigger ? trigger->condition : NULL;
 }
 
 
@@ -103,11 +102,10 @@ struct lttng_action *lttng_trigger_get_action(
 	return trigger ? trigger->action : NULL;
 }
 
-LTTNG_HIDDEN
 const struct lttng_action *lttng_trigger_get_const_action(
 		const struct lttng_trigger *trigger)
 {
-	return trigger->action;
+	return trigger ? trigger->action : NULL;
 }
 
 static void trigger_destroy_ref(struct urcu_ref *ref)
@@ -973,3 +971,34 @@ enum lttng_error_code lttng_trigger_generate_bytecode(
 end:
 	return ret;
 }
+
+LTTNG_HIDDEN
+struct lttng_trigger *lttng_trigger_copy(const struct lttng_trigger *trigger)
+{
+	int ret;
+	struct lttng_payload copy_buffer;
+	struct lttng_trigger *copy = NULL;
+
+	lttng_payload_init(&copy_buffer);
+
+	ret = lttng_trigger_serialize(trigger, &copy_buffer);
+	if (ret < 0) {
+		goto end;
+	}
+
+	{
+		struct lttng_payload_view view =
+				lttng_payload_view_from_payload(
+						&copy_buffer, 0, -1);
+		ret = lttng_trigger_create_from_payload(
+				&view, &copy);
+		if (ret < 0) {
+			copy = NULL;
+			goto end;
+		}
+	}
+
+end:
+	lttng_payload_reset(&copy_buffer);
+	return copy;
+}