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 "LIB/MSG-STREAM"
25 #include "lib/logging.h"
27 #include "lib/assert-pre.h"
28 #include "compat/compiler.h"
29 #include <babeltrace2/trace-ir/clock-snapshot-const.h>
30 #include "lib/trace-ir/stream.h"
31 #include <babeltrace2/trace-ir/stream-class.h>
32 #include "lib/trace-ir/stream-class.h"
33 #include <babeltrace2/graph/message-stream-beginning.h>
34 #include <babeltrace2/graph/message-stream-end.h>
35 #include <babeltrace2/graph/message-stream-beginning-const.h>
36 #include <babeltrace2/graph/message-stream-end-const.h>
37 #include "common/assert.h"
43 void destroy_stream_message(struct bt_object
*obj
)
45 struct bt_message_stream
*message
= (void *) obj
;
47 BT_LIB_LOGD("Destroying stream message: %!+n", message
);
48 BT_LIB_LOGD("Putting stream: %!+s", message
->stream
);
49 BT_OBJECT_PUT_REF_AND_RESET(message
->stream
);
54 struct bt_message
*create_stream_message(
55 struct bt_self_message_iterator
*self_msg_iter
,
56 struct bt_stream
*stream
, enum bt_message_type type
)
58 struct bt_message_stream
*message
;
59 struct bt_stream_class
*stream_class
;
61 BT_ASSERT_PRE_NON_NULL(self_msg_iter
, "Message iterator");
62 BT_ASSERT_PRE_NON_NULL(stream
, "Stream");
63 stream_class
= bt_stream_borrow_class(stream
);
64 BT_ASSERT(stream_class
);
65 BT_LIB_LOGD("Creating stream message object: "
66 "type=%s, %![stream-]+s, %![sc-]+S",
67 bt_message_type_string(type
), stream
, stream_class
);
68 message
= g_new0(struct bt_message_stream
, 1);
70 BT_LIB_LOGE_APPEND_CAUSE(
71 "Failed to allocate one stream message.");
75 bt_message_init(&message
->parent
, type
,
76 destroy_stream_message
, NULL
);
77 message
->stream
= stream
;
78 bt_object_get_no_null_check(message
->stream
);
79 BT_LIB_LOGD("Created stream message object: "
80 "%![msg-]+n, %![stream-]+s, %![sc-]+S", message
,
81 stream
, stream_class
);
83 return (void *) &message
->parent
;
89 struct bt_message
*bt_message_stream_beginning_create(
90 struct bt_self_message_iterator
*self_msg_iter
,
91 const struct bt_stream
*stream
)
93 return create_stream_message(self_msg_iter
, (void *) stream
,
94 BT_MESSAGE_TYPE_STREAM_BEGINNING
);
97 struct bt_message
*bt_message_stream_end_create(
98 struct bt_self_message_iterator
*self_msg_iter
,
99 const struct bt_stream
*stream
)
101 return create_stream_message(self_msg_iter
, (void *) stream
,
102 BT_MESSAGE_TYPE_STREAM_END
);
106 struct bt_stream
*borrow_stream_message_stream(struct bt_message
*message
)
108 struct bt_message_stream
*stream_msg
;
111 stream_msg
= (void *) message
;
112 return stream_msg
->stream
;
115 struct bt_stream
*bt_message_stream_beginning_borrow_stream(
116 struct bt_message
*message
)
118 BT_ASSERT_PRE_NON_NULL(message
, "Message");
119 BT_ASSERT_PRE_MSG_IS_TYPE(message
, BT_MESSAGE_TYPE_STREAM_BEGINNING
);
120 return borrow_stream_message_stream(message
);
123 struct bt_stream
*bt_message_stream_end_borrow_stream(
124 struct bt_message
*message
)
126 BT_ASSERT_PRE_NON_NULL(message
, "Message");
127 BT_ASSERT_PRE_MSG_IS_TYPE(message
, BT_MESSAGE_TYPE_STREAM_END
);
128 return borrow_stream_message_stream(message
);
131 const struct bt_stream
*bt_message_stream_beginning_borrow_stream_const(
132 const struct bt_message
*message
)
134 return bt_message_stream_beginning_borrow_stream(
138 const struct bt_stream
*bt_message_stream_end_borrow_stream_const(
139 const struct bt_message
*message
)
141 return bt_message_stream_end_borrow_stream(