2 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
3 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 #define BT_LOG_TAG "MSG-STREAM"
25 #include <babeltrace/lib-logging-internal.h>
27 #include <babeltrace/assert-pre-internal.h>
28 #include <babeltrace/compiler-internal.h>
29 #include <babeltrace/trace-ir/clock-snapshot-const.h>
30 #include <babeltrace/trace-ir/stream-internal.h>
31 #include <babeltrace/trace-ir/stream-class.h>
32 #include <babeltrace/trace-ir/stream-class-internal.h>
33 #include <babeltrace/graph/message-stream-beginning.h>
34 #include <babeltrace/graph/message-stream-end.h>
35 #include <babeltrace/graph/message-stream-beginning-const.h>
36 #include <babeltrace/graph/message-stream-end-const.h>
37 #include <babeltrace/graph/message-stream-internal.h>
38 #include <babeltrace/assert-internal.h>
42 void destroy_stream_message(struct bt_object
*obj
)
44 struct bt_message_stream
*message
= (void *) obj
;
46 BT_LIB_LOGD("Destroying stream message: %!+n", message
);
47 BT_LIB_LOGD("Putting stream: %!+s", message
->stream
);
48 BT_OBJECT_PUT_REF_AND_RESET(message
->stream
);
53 struct bt_message
*create_stream_message(
54 struct bt_self_message_iterator
*self_msg_iter
,
55 struct bt_stream
*stream
, enum bt_message_type type
)
57 struct bt_message_stream
*message
;
58 struct bt_stream_class
*stream_class
;
60 BT_ASSERT_PRE_NON_NULL(self_msg_iter
, "Message iterator");
61 BT_ASSERT_PRE_NON_NULL(stream
, "Stream");
62 stream_class
= bt_stream_borrow_class(stream
);
63 BT_ASSERT(stream_class
);
64 BT_LIB_LOGD("Creating stream message object: "
65 "type=%s, %![stream-]+s, %![sc-]+S",
66 bt_message_type_string(type
), stream
, stream_class
);
67 message
= g_new0(struct bt_message_stream
, 1);
69 BT_LOGE_STR("Failed to allocate one stream message.");
73 bt_message_init(&message
->parent
, type
,
74 destroy_stream_message
, NULL
);
75 message
->stream
= stream
;
76 bt_object_get_no_null_check(message
->stream
);
77 BT_LIB_LOGD("Created stream message object: "
78 "%![msg-]+n, %![stream-]+s, %![sc-]+S", message
,
79 stream
, stream_class
);
81 return (void *) &message
->parent
;
87 struct bt_message
*bt_message_stream_beginning_create(
88 struct bt_self_message_iterator
*self_msg_iter
,
89 struct bt_stream
*stream
)
91 return create_stream_message(self_msg_iter
, stream
,
92 BT_MESSAGE_TYPE_STREAM_BEGINNING
);
95 struct bt_message
*bt_message_stream_end_create(
96 struct bt_self_message_iterator
*self_msg_iter
,
97 struct bt_stream
*stream
)
99 return create_stream_message(self_msg_iter
, stream
,
100 BT_MESSAGE_TYPE_STREAM_END
);
104 struct bt_stream
*borrow_stream_message_stream(struct bt_message
*message
)
106 struct bt_message_stream
*stream_msg
;
109 stream_msg
= (void *) message
;
110 return stream_msg
->stream
;
113 struct bt_stream
*bt_message_stream_beginning_borrow_stream(
114 struct bt_message
*message
)
116 BT_ASSERT_PRE_NON_NULL(message
, "Message");
117 BT_ASSERT_PRE_MSG_IS_TYPE(message
, BT_MESSAGE_TYPE_STREAM_BEGINNING
);
118 return borrow_stream_message_stream(message
);
121 struct bt_stream
*bt_message_stream_end_borrow_stream(
122 struct bt_message
*message
)
124 BT_ASSERT_PRE_NON_NULL(message
, "Message");
125 BT_ASSERT_PRE_MSG_IS_TYPE(message
, BT_MESSAGE_TYPE_STREAM_END
);
126 return borrow_stream_message_stream(message
);
129 const struct bt_stream
*bt_message_stream_beginning_borrow_stream_const(
130 const struct bt_message
*message
)
132 return bt_message_stream_beginning_borrow_stream(
136 const struct bt_stream
*bt_message_stream_end_borrow_stream_const(
137 const struct bt_message
*message
)
139 return bt_message_stream_end_borrow_stream(