ir: add bt_ctf_trace_get_stream_class_by_id()
[babeltrace.git] / include / babeltrace / ctf-ir / stream-class-internal.h
1 #ifndef BABELTRACE_CTF_IR_STREAM_CLASS_INTERNAL_H
2 #define BABELTRACE_CTF_IR_STREAM_CLASS_INTERNAL_H
3
4 /*
5 * BabelTrace - CTF IR: Stream class internal
6 *
7 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
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/clock.h>
31 #include <babeltrace/ctf-writer/event-fields.h>
32 #include <babeltrace/ctf-writer/event-types.h>
33 #include <babeltrace/ctf-ir/trace.h>
34 #include <babeltrace/ctf-ir/common-internal.h>
35 #include <babeltrace/babeltrace-internal.h>
36 #include <babeltrace/ctf/types.h>
37 #include <glib.h>
38
39 struct bt_ctf_stream_class {
40 struct bt_ctf_base base;
41 GString *name;
42 struct bt_ctf_clock *clock;
43 GPtrArray *event_classes; /* Array of pointers to bt_ctf_event_class */
44 int id_set;
45 uint32_t id;
46 uint32_t next_event_id;
47 uint32_t next_stream_id;
48 /* Weak reference; a stream class does not have ownership of a trace */
49 struct bt_ctf_trace *trace;
50 struct bt_ctf_field_type *packet_context_type;
51 struct bt_ctf_field_type *event_header_type;
52 struct bt_ctf_field_type *event_context_type;
53 int frozen;
54 int byte_order;
55 };
56
57 BT_HIDDEN
58 void bt_ctf_stream_class_freeze(struct bt_ctf_stream_class *stream_class);
59
60 BT_HIDDEN
61 int bt_ctf_stream_class_serialize(struct bt_ctf_stream_class *stream_class,
62 struct metadata_context *context);
63
64 BT_HIDDEN
65 int bt_ctf_stream_class_set_byte_order(struct bt_ctf_stream_class *stream_class,
66 enum bt_ctf_byte_order byte_order);
67
68 /* Set stream_class id without checking if the stream class is frozen */
69 BT_HIDDEN
70 int _bt_ctf_stream_class_set_id(struct bt_ctf_stream_class *stream_class,
71 uint32_t id);
72
73 BT_HIDDEN
74 int bt_ctf_stream_class_set_id_no_check(
75 struct bt_ctf_stream_class *stream_class, uint32_t id);
76
77 BT_HIDDEN
78 int bt_ctf_stream_class_set_trace(struct bt_ctf_stream_class *stream_class,
79 struct bt_ctf_trace *trace);
80
81 #endif /* BABELTRACE_CTF_IR_STREAM_CLASS_INTERNAL_H */
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