Commit | Line | Data |
---|---|---|
a6918753 PP |
1 | /* |
2 | * Copyright 2018 Philippe Proulx <pproulx@efficios.com> | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
5 | * of this software and associated documentation files (the "Software"), to deal | |
6 | * in the Software without restriction, including without limitation the rights | |
7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
8 | * copies of the Software, and to permit persons to whom the Software is | |
9 | * furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
20 | * SOFTWARE. | |
21 | */ | |
22 | ||
23 | #define BT_LOG_TAG "EVENT-HEADER-FIELD" | |
24 | #include <babeltrace/lib-logging-internal.h> | |
25 | ||
26 | #include <babeltrace/assert-pre-internal.h> | |
9e550e5f | 27 | #include <babeltrace/trace-ir/private-event-header-field.h> |
108b91d0 PP |
28 | #include <babeltrace/trace-ir/stream-class-internal.h> |
29 | #include <babeltrace/trace-ir/fields-internal.h> | |
30 | #include <babeltrace/trace-ir/field-wrapper-internal.h> | |
a6918753 PP |
31 | #include <glib.h> |
32 | ||
9e550e5f PP |
33 | struct bt_private_field *bt_private_event_header_field_borrow_private_field( |
34 | struct bt_private_event_header_field *header_field) | |
a6918753 PP |
35 | { |
36 | struct bt_field_wrapper *field_wrapper = (void *) header_field; | |
37 | ||
38 | BT_ASSERT_PRE_NON_NULL(field_wrapper, "Event header field"); | |
a6918753 PP |
39 | return (void *) field_wrapper->field; |
40 | } | |
41 | ||
9e550e5f PP |
42 | void bt_private_event_header_field_release( |
43 | struct bt_private_event_header_field *header_field) | |
a6918753 PP |
44 | { |
45 | struct bt_field_wrapper *field_wrapper = (void *) header_field; | |
46 | ||
47 | BT_ASSERT_PRE_NON_NULL(field_wrapper, "Event header field"); | |
48 | ||
49 | /* | |
50 | * Do not recycle because the pool could be destroyed at this | |
51 | * point. This function is only called when there's an error | |
52 | * anyway because the goal of an event header field wrapper is | |
53 | * to eventually move it to an event with bt_event_move_header() | |
54 | * after creating it. | |
55 | */ | |
56 | bt_field_wrapper_destroy(field_wrapper); | |
57 | } | |
7b33a0e0 | 58 | |
9e550e5f PP |
59 | struct bt_private_event_header_field *bt_private_event_header_field_create( |
60 | struct bt_private_stream_class *priv_stream_class) | |
7b33a0e0 | 61 | { |
9e550e5f | 62 | struct bt_stream_class *stream_class = (void *) priv_stream_class; |
7b33a0e0 PP |
63 | struct bt_field_wrapper *field_wrapper; |
64 | ||
65 | BT_ASSERT_PRE_NON_NULL(stream_class, "Stream class"); | |
66 | BT_ASSERT_PRE(bt_stream_class_borrow_trace_inline(stream_class), | |
67 | "Stream class is not part of a trace: %!+S", stream_class); | |
939190b3 PP |
68 | BT_ASSERT_PRE(stream_class->event_header_fc, |
69 | "Stream class has no event header field classe: %!+S", | |
7b33a0e0 PP |
70 | stream_class); |
71 | field_wrapper = bt_field_wrapper_create( | |
72 | &stream_class->event_header_field_pool, | |
939190b3 | 73 | (void *) stream_class->event_header_fc); |
7b33a0e0 PP |
74 | if (!field_wrapper) { |
75 | BT_LIB_LOGE("Cannot allocate one event header field from stream class: " | |
76 | "%![sc-]+S", stream_class); | |
77 | goto error; | |
78 | } | |
79 | ||
80 | BT_ASSERT(field_wrapper->field); | |
81 | bt_stream_class_freeze(stream_class); | |
82 | goto end; | |
83 | ||
84 | error: | |
85 | if (field_wrapper) { | |
86 | bt_field_wrapper_destroy(field_wrapper); | |
87 | field_wrapper = NULL; | |
88 | } | |
89 | ||
90 | end: | |
91 | return (void *) field_wrapper; | |
92 | } |