1 #ifndef BABELTRACE_GRAPH_MESSAGE_MESSAGE_INTERNAL_H
2 #define BABELTRACE_GRAPH_MESSAGE_MESSAGE_INTERNAL_H
5 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
6 * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 #include "common/babeltrace.h"
28 #include "lib/object.h"
29 #include "common/assert.h"
30 #include <babeltrace2/graph/graph.h>
31 #include <babeltrace2/graph/message-const.h>
32 #include <babeltrace2/trace-ir/stream.h>
33 #include "lib/object-pool.h"
34 #include <babeltrace2/types.h>
36 typedef struct bt_stream
*(*get_stream_func
)(
37 struct bt_message
*message
);
40 struct bt_object base
;
41 enum bt_message_type type
;
44 /* Owned by this; keeps the graph alive while the msg. is alive */
45 struct bt_graph
*graph
;
48 #define BT_ASSERT_PRE_MSG_IS_TYPE(_msg, _type) \
49 BT_ASSERT_PRE(((struct bt_message *) (_msg))->type == (_type), \
50 "Message has the wrong type: expected-type=%s, " \
51 "%![msg-]+n", bt_message_type_string(_type), \
55 void bt_message_init(struct bt_message
*message
,
56 enum bt_message_type type
,
57 bt_object_release_func release
,
58 struct bt_graph
*graph
);
61 void bt_message_reset(struct bt_message
*message
)
66 message
->frozen
= BT_FALSE
;
71 struct bt_message
*bt_message_create_from_pool(
72 struct bt_object_pool
*pool
, struct bt_graph
*graph
)
74 struct bt_message
*msg
= bt_object_pool_create_object(pool
);
78 BT_LIB_LOGE("Cannot allocate one message from message pool: "
79 "%![pool-]+o, %![graph-]+g", pool
, graph
);
84 if (likely(!msg
->graph
)) {
97 static inline void _bt_message_freeze(struct bt_message
*message
)
99 message
->frozen
= BT_TRUE
;
103 void bt_message_unlink_graph(struct bt_message
*msg
);
106 # define bt_message_freeze _bt_message_freeze
108 # define bt_message_freeze(_x)
109 #endif /* BT_DEV_MODE */
112 const char *bt_message_type_string(enum bt_message_type type
)
115 case BT_MESSAGE_TYPE_EVENT
:
116 return "BT_MESSAGE_TYPE_EVENT";
117 case BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY
:
118 return "BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY";
119 case BT_MESSAGE_TYPE_STREAM_BEGINNING
:
120 return "BT_MESSAGE_TYPE_STREAM_BEGINNING";
121 case BT_MESSAGE_TYPE_STREAM_END
:
122 return "BT_MESSAGE_TYPE_STREAM_END";
123 case BT_MESSAGE_TYPE_PACKET_BEGINNING
:
124 return "BT_MESSAGE_TYPE_PACKET_BEGINNING";
125 case BT_MESSAGE_TYPE_PACKET_END
:
126 return "BT_MESSAGE_TYPE_PACKET_END";
127 case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING
:
128 return "BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING";
129 case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END
:
130 return "BT_MESSAGE_TYPE_STREAM_ACTIVITY_END";
131 case BT_MESSAGE_TYPE_DISCARDED_EVENTS
:
132 return "BT_MESSAGE_TYPE_DISCARDED_EVENTS";
138 #endif /* BABELTRACE_GRAPH_MESSAGE_MESSAGE_INTERNAL_H */