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d6e69534 PP |
1 | /* |
2 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> | |
3 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
4 | * | |
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: | |
11 | * | |
12 | * The above copyright notice and this permission notice shall be included in | |
13 | * all copies or substantial portions of the Software. | |
14 | * | |
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 | |
21 | * SOFTWARE. | |
22 | */ | |
23 | ||
350ad6c1 | 24 | #define BT_LOG_TAG "LIB/MSG-STREAM" |
c2d9d9cf | 25 | #include "lib/logging.h" |
d6e69534 | 26 | |
578e048b MJ |
27 | #include "lib/assert-pre.h" |
28 | #include "compat/compiler.h" | |
3fadfbc0 | 29 | #include <babeltrace2/trace-ir/clock-snapshot-const.h> |
578e048b | 30 | #include "lib/trace-ir/stream.h" |
3fadfbc0 | 31 | #include <babeltrace2/trace-ir/stream-class.h> |
578e048b | 32 | #include "lib/trace-ir/stream-class.h" |
3fadfbc0 MJ |
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> | |
578e048b | 37 | #include "common/assert.h" |
d6e69534 PP |
38 | #include <inttypes.h> |
39 | ||
578e048b MJ |
40 | #include "stream.h" |
41 | ||
d6e69534 | 42 | static |
5df26c89 | 43 | void destroy_stream_message(struct bt_object *obj) |
d6e69534 | 44 | { |
5df26c89 | 45 | struct bt_message_stream *message = (void *) obj; |
d6e69534 | 46 | |
5df26c89 | 47 | BT_LIB_LOGD("Destroying stream message: %!+n", message); |
d6e69534 PP |
48 | BT_LIB_LOGD("Putting stream: %!+s", message->stream); |
49 | BT_OBJECT_PUT_REF_AND_RESET(message->stream); | |
d6e69534 PP |
50 | g_free(message); |
51 | } | |
52 | ||
5df26c89 PP |
53 | static inline |
54 | struct bt_message *create_stream_message( | |
d6e69534 | 55 | struct bt_self_message_iterator *self_msg_iter, |
5df26c89 | 56 | struct bt_stream *stream, enum bt_message_type type) |
d6e69534 | 57 | { |
5df26c89 | 58 | struct bt_message_stream *message; |
d6e69534 PP |
59 | struct bt_stream_class *stream_class; |
60 | ||
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); | |
5df26c89 PP |
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); | |
d6e69534 | 69 | if (!message) { |
870631a2 PP |
70 | BT_LIB_LOGE_APPEND_CAUSE( |
71 | "Failed to allocate one stream message."); | |
d6e69534 PP |
72 | goto error; |
73 | } | |
74 | ||
5df26c89 PP |
75 | bt_message_init(&message->parent, type, |
76 | destroy_stream_message, NULL); | |
d6e69534 PP |
77 | message->stream = stream; |
78 | bt_object_get_no_null_check(message->stream); | |
5df26c89 | 79 | BT_LIB_LOGD("Created stream message object: " |
d6e69534 PP |
80 | "%![msg-]+n, %![stream-]+s, %![sc-]+S", message, |
81 | stream, stream_class); | |
82 | ||
83 | return (void *) &message->parent; | |
5df26c89 | 84 | |
d6e69534 PP |
85 | error: |
86 | return NULL; | |
87 | } | |
88 | ||
5df26c89 PP |
89 | struct bt_message *bt_message_stream_beginning_create( |
90 | struct bt_self_message_iterator *self_msg_iter, | |
58085ca4 | 91 | const struct bt_stream *stream) |
d6e69534 | 92 | { |
58085ca4 | 93 | return create_stream_message(self_msg_iter, (void *) stream, |
5df26c89 | 94 | BT_MESSAGE_TYPE_STREAM_BEGINNING); |
d6e69534 PP |
95 | } |
96 | ||
5df26c89 PP |
97 | struct bt_message *bt_message_stream_end_create( |
98 | struct bt_self_message_iterator *self_msg_iter, | |
58085ca4 | 99 | const struct bt_stream *stream) |
d6e69534 | 100 | { |
58085ca4 | 101 | return create_stream_message(self_msg_iter, (void *) stream, |
5df26c89 | 102 | BT_MESSAGE_TYPE_STREAM_END); |
d6e69534 PP |
103 | } |
104 | ||
5df26c89 PP |
105 | static inline |
106 | struct bt_stream *borrow_stream_message_stream(struct bt_message *message) | |
d6e69534 | 107 | { |
5df26c89 | 108 | struct bt_message_stream *stream_msg; |
d6e69534 | 109 | |
5df26c89 PP |
110 | BT_ASSERT(message); |
111 | stream_msg = (void *) message; | |
112 | return stream_msg->stream; | |
d6e69534 PP |
113 | } |
114 | ||
5df26c89 PP |
115 | struct bt_stream *bt_message_stream_beginning_borrow_stream( |
116 | struct bt_message *message) | |
d6e69534 | 117 | { |
5df26c89 PP |
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); | |
d6e69534 PP |
121 | } |
122 | ||
5df26c89 | 123 | struct bt_stream *bt_message_stream_end_borrow_stream( |
d6e69534 PP |
124 | struct bt_message *message) |
125 | { | |
d6e69534 | 126 | BT_ASSERT_PRE_NON_NULL(message, "Message"); |
5df26c89 PP |
127 | BT_ASSERT_PRE_MSG_IS_TYPE(message, BT_MESSAGE_TYPE_STREAM_END); |
128 | return borrow_stream_message_stream(message); | |
d6e69534 PP |
129 | } |
130 | ||
131 | const struct bt_stream *bt_message_stream_beginning_borrow_stream_const( | |
132 | const struct bt_message *message) | |
133 | { | |
134 | return bt_message_stream_beginning_borrow_stream( | |
135 | (void *) message); | |
136 | } | |
5df26c89 PP |
137 | |
138 | const struct bt_stream *bt_message_stream_end_borrow_stream_const( | |
139 | const struct bt_message *message) | |
140 | { | |
141 | return bt_message_stream_end_borrow_stream( | |
142 | (void *) message); | |
143 | } |