2 * SPDX-License-Identifier: MIT
4 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
5 * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 #ifndef BABELTRACE_GRAPH_MESSAGE_MESSAGE_INTERNAL_H
9 #define BABELTRACE_GRAPH_MESSAGE_MESSAGE_INTERNAL_H
11 /* Protection: this file uses BT_LIB_LOG*() macros directly */
12 #ifndef BT_LIB_LOG_SUPPORTED
13 # error Please include "lib/logging.h" before including this file.
16 #include "common/macros.h"
17 #include "lib/object.h"
18 #include "common/assert.h"
19 #include <babeltrace2/graph/graph.h>
20 #include <babeltrace2/graph/message.h>
21 #include <babeltrace2/trace-ir/stream.h>
22 #include "lib/object-pool.h"
23 #include <babeltrace2/types.h>
25 /* Protection: this file uses BT_LIB_LOG*() macros directly */
26 #ifndef BT_LIB_LOG_SUPPORTED
27 # error Please include "lib/logging.h" before including this file.
30 typedef struct bt_stream
*(*get_stream_func
)(
31 struct bt_message
*message
);
34 struct bt_object base
;
35 enum bt_message_type type
;
38 /* Owned by this; keeps the graph alive while the msg. is alive */
39 struct bt_graph
*graph
;
42 void bt_message_init(struct bt_message
*message
,
43 enum bt_message_type type
,
44 bt_object_release_func release
,
45 struct bt_graph
*graph
);
48 void bt_message_reset(struct bt_message
*message
)
50 BT_ASSERT_DBG(message
);
53 message
->frozen
= BT_FALSE
;
58 struct bt_message
*bt_message_create_from_pool(
59 struct bt_object_pool
*pool
, struct bt_graph
*graph
)
61 struct bt_message
*msg
= bt_object_pool_create_object(pool
);
63 if (G_UNLIKELY(!msg
)) {
64 BT_LIB_LOGE_APPEND_CAUSE(
65 "Cannot allocate one message from message pool: "
66 "%![pool-]+o, %![graph-]+g", pool
, graph
);
70 if (G_LIKELY(!msg
->graph
)) {
83 static inline void _bt_message_freeze(struct bt_message
*message
)
85 message
->frozen
= BT_TRUE
;
88 void bt_message_unlink_graph(struct bt_message
*msg
);
91 # define bt_message_freeze _bt_message_freeze
93 # define bt_message_freeze(_x)
94 #endif /* BT_DEV_MODE */
96 #endif /* BABELTRACE_GRAPH_MESSAGE_MESSAGE_INTERNAL_H */