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1 | #ifndef BABELTRACE_CTF_IR_EVENT_INTERNAL_H |
2 | #define BABELTRACE_CTF_IR_EVENT_INTERNAL_H | |
273b65be JG |
3 | |
4 | /* | |
adc315b8 | 5 | * BabelTrace - CTF IR: Event internal |
273b65be | 6 | * |
de9dd397 | 7 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
273b65be JG |
8 | * |
9 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
10 | * | |
11 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
12 | * of this software and associated documentation files (the "Software"), to deal | |
13 | * in the Software without restriction, including without limitation the rights | |
14 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
15 | * copies of the Software, and to permit persons to whom the Software is | |
16 | * furnished to do so, subject to the following conditions: | |
17 | * | |
18 | * The above copyright notice and this permission notice shall be included in | |
19 | * all copies or substantial portions of the Software. | |
20 | * | |
21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
27 | * SOFTWARE. | |
28 | */ | |
29 | ||
30 | #include <babeltrace/ctf-writer/ref-internal.h> | |
31 | #include <babeltrace/ctf-writer/event-types.h> | |
32 | #include <babeltrace/ctf-writer/event-fields.h> | |
33 | #include <babeltrace/babeltrace-internal.h> | |
b8248cc0 | 34 | #include <babeltrace/objects.h> |
273b65be | 35 | #include <babeltrace/ctf/types.h> |
123fbdec JG |
36 | #include <babeltrace/ctf-ir/stream-class.h> |
37 | #include <babeltrace/ctf-ir/stream.h> | |
273b65be JG |
38 | #include <glib.h> |
39 | ||
b8248cc0 PP |
40 | #define BT_CTF_EVENT_CLASS_ATTR_ID_INDEX 0 |
41 | #define BT_CTF_EVENT_CLASS_ATTR_NAME_INDEX 1 | |
42 | ||
273b65be JG |
43 | struct bt_ctf_event_class { |
44 | struct bt_ctf_ref ref_count; | |
b8248cc0 | 45 | struct bt_object *attributes; |
123fbdec JG |
46 | /* |
47 | * Weak reference; an event class does not have ownership of a | |
48 | * stream class. | |
49 | */ | |
2f100782 | 50 | struct bt_ctf_stream_class *stream_class; |
273b65be JG |
51 | /* Structure type containing the event's context */ |
52 | struct bt_ctf_field_type *context; | |
53 | /* Structure type containing the event's fields */ | |
54 | struct bt_ctf_field_type *fields; | |
55 | int frozen; | |
56 | }; | |
57 | ||
58 | struct bt_ctf_event { | |
59 | struct bt_ctf_ref ref_count; | |
273b65be | 60 | struct bt_ctf_event_class *event_class; |
123fbdec JG |
61 | /* Weak reference; an event does not have ownership of a stream */ |
62 | struct bt_ctf_stream *stream; | |
662e778c | 63 | struct bt_ctf_field *event_header; |
273b65be JG |
64 | struct bt_ctf_field *context_payload; |
65 | struct bt_ctf_field *fields_payload; | |
66 | }; | |
67 | ||
68 | BT_HIDDEN | |
69 | void bt_ctf_event_class_freeze(struct bt_ctf_event_class *event_class); | |
70 | ||
71 | BT_HIDDEN | |
2f100782 JG |
72 | int bt_ctf_event_class_set_stream_class(struct bt_ctf_event_class *event_class, |
73 | struct bt_ctf_stream_class *stream_class); | |
273b65be JG |
74 | |
75 | BT_HIDDEN | |
76 | int bt_ctf_event_class_serialize(struct bt_ctf_event_class *event_class, | |
77 | struct metadata_context *context); | |
78 | ||
c35a1669 JG |
79 | BT_HIDDEN |
80 | void bt_ctf_event_class_set_native_byte_order( | |
81 | struct bt_ctf_event_class *event_class, | |
82 | int byte_order); | |
83 | ||
273b65be JG |
84 | BT_HIDDEN |
85 | int bt_ctf_event_validate(struct bt_ctf_event *event); | |
86 | ||
87 | BT_HIDDEN | |
88 | int bt_ctf_event_serialize(struct bt_ctf_event *event, | |
89 | struct ctf_stream_pos *pos); | |
90 | ||
123fbdec JG |
91 | BT_HIDDEN |
92 | int bt_ctf_event_set_stream(struct bt_ctf_event *event, | |
93 | struct bt_ctf_stream *stream); | |
94 | ||
662e778c JG |
95 | /* |
96 | * Attempt to populate the "id" and "timestamp" fields of the event header if | |
97 | * they are present, unset and their types are integers. | |
98 | * | |
99 | * Not finding these fields or encountering unexpected types is not an error | |
100 | * since the user may have defined a different event header layout. In this | |
101 | * case, it is expected that the fields be manually populated before appending | |
102 | * an event to a stream. | |
103 | */ | |
104 | BT_HIDDEN | |
105 | int bt_ctf_event_populate_event_header(struct bt_ctf_event *event); | |
106 | ||
adc315b8 | 107 | #endif /* BABELTRACE_CTF_IR_EVENT_INTERNAL_H */ |