lib: rename "notification" -> "message"

[babeltrace.git] / lib / graph / message / message.c

diff --git a/lib/graph/message/message.c b/lib/graph/message/message.c
new file mode 100644 (file)
index 0000000..64e8551
--- /dev/null
+++ b/lib/graph/message/message.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
+ * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#define BT_LOG_TAG "MSG"
+#include <babeltrace/lib-logging-internal.h>
+
+#include <babeltrace/assert-internal.h>
+#include <babeltrace/assert-pre-internal.h>
+#include <babeltrace/graph/message-const.h>
+#include <babeltrace/graph/message-internal.h>
+#include <babeltrace/graph/graph-internal.h>
+
+BT_ASSERT_PRE_FUNC
+static inline void _init_seq_num(struct bt_message *message)
+{
+       message->seq_num = UINT64_C(-1);
+}
+
+#ifdef BT_DEV_MODE
+# define init_seq_num  _init_seq_num
+#else
+# define init_seq_num(_msg)
+#endif /* BT_DEV_MODE */
+
+BT_HIDDEN
+void bt_message_init(struct bt_message *message,
+               enum bt_message_type type,
+               bt_object_release_func release,
+               struct bt_graph *graph)
+{
+       BT_ASSERT(type >= 0 &&
+               type <= BT_MESSAGE_TYPE_PACKET_END);
+       message->type = type;
+       init_seq_num(message);
+       bt_object_init_shared(&message->base, release);
+       message->graph = graph;
+
+       if (graph) {
+               bt_graph_add_message(graph, message);
+       }
+}
+
+enum bt_message_type bt_message_get_type(
+               const struct bt_message *message)
+{
+       BT_ASSERT_PRE_NON_NULL(message, "Message");
+       return message->type;
+}
+
+BT_HIDDEN
+void bt_message_unlink_graph(struct bt_message *msg)
+{
+       BT_ASSERT(msg);
+       msg->graph = NULL;
+}
+
+void bt_message_get_ref(const struct bt_message *message)
+{
+       bt_object_get_ref(message);
+}
+
+void bt_message_put_ref(const struct bt_message *message)
+{
+       bt_object_put_ref(message);
+}