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a940e807 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 | ||
24 | #define BT_LOG_TAG "MSG-STREAM" | |
25 | #include <babeltrace/lib-logging-internal.h> | |
26 | ||
27 | #include <babeltrace/assert-pre-internal.h> | |
28 | #include <babeltrace/compiler-internal.h> | |
461b6faa | 29 | #include <babeltrace/trace-ir/clock-snapshot-const.h> |
a940e807 PP |
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.h> | |
34 | #include <babeltrace/graph/message-stream-const.h> | |
35 | #include <babeltrace/graph/message-stream-internal.h> | |
36 | #include <babeltrace/assert-internal.h> | |
37 | #include <inttypes.h> | |
38 | ||
39 | static | |
40 | void bt_message_stream_end_destroy(struct bt_object *obj) | |
41 | { | |
42 | struct bt_message_stream_end *message = | |
43 | (struct bt_message_stream_end *) obj; | |
44 | ||
45 | BT_LIB_LOGD("Destroying stream end message: %!+n", | |
46 | message); | |
47 | BT_LIB_LOGD("Putting stream: %!+s", message->stream); | |
48 | BT_OBJECT_PUT_REF_AND_RESET(message->stream); | |
a940e807 PP |
49 | g_free(message); |
50 | } | |
51 | ||
52 | struct bt_message *bt_message_stream_end_create( | |
53 | struct bt_self_message_iterator *self_msg_iter, | |
54 | struct bt_stream *stream) | |
55 | { | |
56 | struct bt_message_stream_end *message; | |
57 | struct bt_stream_class *stream_class; | |
58 | ||
59 | BT_ASSERT_PRE_NON_NULL(self_msg_iter, "Message iterator"); | |
60 | BT_ASSERT_PRE_NON_NULL(stream, "Stream"); | |
61 | stream_class = bt_stream_borrow_class(stream); | |
62 | BT_ASSERT(stream_class); | |
63 | BT_LIB_LOGD("Creating stream end message object: " | |
64 | "%![stream-]+s, %![sc-]+S", stream, stream_class); | |
65 | message = g_new0(struct bt_message_stream_end, 1); | |
66 | if (!message) { | |
67 | BT_LOGE_STR("Failed to allocate one stream end message."); | |
68 | goto error; | |
69 | } | |
70 | ||
71 | bt_message_init(&message->parent, | |
72 | BT_MESSAGE_TYPE_STREAM_END, | |
73 | bt_message_stream_end_destroy, NULL); | |
74 | message->stream = stream; | |
75 | bt_object_get_no_null_check(message->stream); | |
76 | BT_LIB_LOGD("Created stream end message object: " | |
77 | "%![msg-]+n, %![stream-]+s, %![sc-]+S", message, | |
78 | stream, stream_class); | |
79 | ||
80 | return (void *) &message->parent; | |
81 | error: | |
82 | return NULL; | |
83 | } | |
84 | ||
85 | struct bt_stream *bt_message_stream_end_borrow_stream( | |
86 | struct bt_message *message) | |
87 | { | |
88 | struct bt_message_stream_end *stream_end; | |
89 | ||
90 | BT_ASSERT_PRE_NON_NULL(message, "Message"); | |
91 | BT_ASSERT_PRE_MSG_IS_TYPE(message, | |
92 | BT_MESSAGE_TYPE_STREAM_END); | |
93 | stream_end = (void *) message; | |
94 | return stream_end->stream; | |
95 | } | |
96 | ||
97 | const struct bt_stream *bt_message_stream_end_borrow_stream_const( | |
98 | const struct bt_message *message) | |
99 | { | |
100 | return bt_message_stream_end_borrow_stream( | |
101 | (void *) message); | |
102 | } | |
103 | ||
a940e807 PP |
104 | static |
105 | void bt_message_stream_beginning_destroy(struct bt_object *obj) | |
106 | { | |
107 | struct bt_message_stream_beginning *message = | |
108 | (struct bt_message_stream_beginning *) obj; | |
109 | ||
110 | BT_LIB_LOGD("Destroying stream beginning message: %!+n", | |
111 | message); | |
112 | BT_LIB_LOGD("Putting stream: %!+s", message->stream); | |
113 | BT_OBJECT_PUT_REF_AND_RESET(message->stream); | |
a940e807 PP |
114 | g_free(message); |
115 | } | |
116 | ||
117 | struct bt_message *bt_message_stream_beginning_create( | |
118 | struct bt_self_message_iterator *self_msg_iter, | |
119 | struct bt_stream *stream) | |
120 | { | |
121 | struct bt_message_stream_beginning *message; | |
122 | struct bt_stream_class *stream_class; | |
123 | ||
124 | BT_ASSERT_PRE_NON_NULL(self_msg_iter, "Message iterator"); | |
125 | BT_ASSERT_PRE_NON_NULL(stream, "Stream"); | |
126 | stream_class = bt_stream_borrow_class(stream); | |
127 | BT_ASSERT(stream_class); | |
128 | BT_LIB_LOGD("Creating stream beginning message object: " | |
129 | "%![stream-]+s, %![sc-]+S", stream, stream_class); | |
130 | message = g_new0(struct bt_message_stream_beginning, 1); | |
131 | if (!message) { | |
132 | BT_LOGE_STR("Failed to allocate one stream beginning message."); | |
133 | goto error; | |
134 | } | |
135 | ||
136 | bt_message_init(&message->parent, | |
137 | BT_MESSAGE_TYPE_STREAM_BEGINNING, | |
138 | bt_message_stream_beginning_destroy, NULL); | |
139 | message->stream = stream; | |
140 | bt_object_get_no_null_check(message->stream); | |
141 | BT_LIB_LOGD("Created stream beginning message object: " | |
142 | "%![msg-]+n, %![stream-]+s, %![sc-]+S", message, | |
143 | stream, stream_class); | |
144 | return (void *) &message->parent; | |
145 | error: | |
146 | return NULL; | |
147 | } | |
148 | ||
149 | struct bt_stream *bt_message_stream_beginning_borrow_stream( | |
150 | struct bt_message *message) | |
151 | { | |
152 | struct bt_message_stream_beginning *stream_begin; | |
153 | ||
154 | BT_ASSERT_PRE_NON_NULL(message, "Message"); | |
155 | BT_ASSERT_PRE_MSG_IS_TYPE(message, | |
156 | BT_MESSAGE_TYPE_STREAM_BEGINNING); | |
157 | stream_begin = (void *) message; | |
158 | return stream_begin->stream; | |
159 | } | |
160 | ||
161 | const struct bt_stream *bt_message_stream_beginning_borrow_stream_const( | |
162 | const struct bt_message *message) | |
163 | { | |
164 | return bt_message_stream_beginning_borrow_stream( | |
165 | (void *) message); | |
166 | } |