X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Factions%2Faction.c;h=bd11301cc8ba1ae0f1062b120247f7aa043958bd;hp=982ca45ff27619f3c52d1ba6a15e937ae4b2b647;hb=58397d0d83913a52d42e1fe9b9a09f4ebdde8f27;hpb=869a3c2d29b8c75cc3b30f76ebd38c9a8b239018

diff --git a/src/common/actions/action.c b/src/common/actions/action.c
index 982ca45ff..bd11301cc 100644
--- a/src/common/actions/action.c
+++ b/src/common/actions/action.c
@@ -5,10 +5,25 @@
  *
  */
 
+#include <assert.h>
+#include <common/error.h>
 #include <lttng/action/action-internal.h>
 #include <lttng/action/notify-internal.h>
-#include <common/error.h>
-#include <assert.h>
+#include <lttng/action/start-session-internal.h>
+
+static const char *lttng_action_type_string(enum lttng_action_type action_type)
+{
+	switch (action_type) {
+	case LTTNG_ACTION_TYPE_UNKNOWN:
+		return "UNKNOWN";
+	case LTTNG_ACTION_TYPE_NOTIFY:
+		return "NOTIFY";
+	case LTTNG_ACTION_TYPE_START_SESSION:
+		return "START_SESSION";
+	default:
+		return "???";
+	}
+}
 
 enum lttng_action_type lttng_action_get_type(struct lttng_action *action)
 {
@@ -22,6 +37,22 @@ enum lttng_action_type lttng_action_get_type_const(
 	return action->type;
 }
 
+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)
+{
+	action->type = type;
+	action->validate = validate;
+	action->serialize = serialize;
+	action->equal = equal;
+	action->destroy = destroy;
+}
+
 void lttng_action_destroy(struct lttng_action *action)
 {
 	if (!action) {
@@ -92,12 +123,22 @@ ssize_t lttng_action_create_from_buffer(const struct lttng_buffer_view *view,
 
 	action_comm = (const struct lttng_action_comm *) view->data;
 
-	DBG("Deserializing action from buffer");
+	DBG("Create action from buffer: action-type=%s",
+			lttng_action_type_string(action_comm->action_type));
+
 	switch (action_comm->action_type) {
 	case LTTNG_ACTION_TYPE_NOTIFY:
 		create_from_buffer_cb = lttng_action_notify_create_from_buffer;
 		break;
+	case LTTNG_ACTION_TYPE_START_SESSION:
+		create_from_buffer_cb =
+				lttng_action_start_session_create_from_buffer;
+		break;
 	default:
+		ERR("Failed to create action from buffer, unhandled action type: action-type=%u (%s)",
+				action_comm->action_type,
+				lttng_action_type_string(
+						action_comm->action_type));
 		consumed_len = -1;
 		goto end;
 	}
@@ -123,3 +164,28 @@ ssize_t lttng_action_create_from_buffer(const struct lttng_buffer_view *view,
 end:
 	return consumed_len;
 }
+
+LTTNG_HIDDEN
+bool lttng_action_is_equal(const struct lttng_action *a,
+		const struct lttng_action *b)
+{
+	bool is_equal = false;
+
+	if (!a || !b) {
+		goto end;
+	}
+
+	if (a->type != b->type) {
+		goto end;
+	}
+
+	if (a == b) {
+		is_equal = true;
+		goto end;
+	}
+
+	assert(a->equal);
+	is_equal = a->equal(a, b);
+end:
+	return is_equal;
+}