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1 | #ifndef BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H |
2 | #define BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H | |
3 | ||
4 | /* | |
5 | * BabelTrace - CTF Writer: Stream internal | |
6 | * | |
7 | * Copyright 2013 EfficiOS Inc. | |
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/clock.h> | |
32 | #include <babeltrace/ctf-writer/event-fields.h> | |
33 | #include <babeltrace/ctf-writer/event-types.h> | |
34 | #include <babeltrace/babeltrace-internal.h> | |
35 | #include <babeltrace/ctf/types.h> | |
36 | #include <glib.h> | |
37 | ||
38 | typedef void(*flush_func)(struct bt_ctf_stream *, void *); | |
39 | ||
40 | struct bt_ctf_stream_class { | |
41 | struct bt_ctf_ref ref_count; | |
42 | GString *name; | |
43 | struct bt_ctf_clock *clock; | |
44 | GPtrArray *event_classes; /* Array of pointers to bt_ctf_event_class */ | |
45 | int id_set; | |
46 | uint32_t id; | |
47 | uint32_t next_event_id; | |
48 | uint32_t next_stream_id; | |
49 | struct bt_ctf_field_type *event_header_type; | |
50 | struct bt_ctf_field *event_header; | |
51 | struct bt_ctf_field_type *packet_context_type; | |
52 | struct bt_ctf_field *packet_context; | |
53 | struct bt_ctf_field_type *event_context_type; | |
54 | struct bt_ctf_field *event_context; | |
55 | int frozen; | |
56 | }; | |
57 | ||
58 | struct flush_callback { | |
59 | flush_func func; | |
60 | void *data; | |
61 | }; | |
62 | ||
63 | struct bt_ctf_stream { | |
64 | struct bt_ctf_ref ref_count; | |
65 | uint32_t id; | |
66 | struct bt_ctf_stream_class *stream_class; | |
67 | struct flush_callback flush; | |
68 | /* Array of pointers to bt_ctf_event for the current packet */ | |
69 | GPtrArray *events; | |
70 | struct ctf_stream_pos pos; | |
71 | unsigned int flushed_packet_count; | |
72 | uint64_t events_discarded; | |
73 | }; | |
74 | ||
75 | BT_HIDDEN | |
76 | void bt_ctf_stream_class_freeze(struct bt_ctf_stream_class *stream_class); | |
77 | ||
78 | BT_HIDDEN | |
79 | int bt_ctf_stream_class_set_id(struct bt_ctf_stream_class *stream_class, | |
80 | uint32_t id); | |
81 | ||
82 | BT_HIDDEN | |
83 | int bt_ctf_stream_class_serialize(struct bt_ctf_stream_class *stream_class, | |
84 | struct metadata_context *context); | |
85 | ||
86 | BT_HIDDEN | |
87 | int bt_ctf_stream_class_set_byte_order(struct bt_ctf_stream_class *stream_class, | |
88 | enum bt_ctf_byte_order byte_order); | |
89 | ||
90 | BT_HIDDEN | |
91 | struct bt_ctf_stream *bt_ctf_stream_create( | |
92 | struct bt_ctf_stream_class *stream_class); | |
93 | ||
94 | BT_HIDDEN | |
95 | int bt_ctf_stream_set_flush_callback(struct bt_ctf_stream *stream, | |
96 | flush_func callback, void *data); | |
97 | ||
98 | BT_HIDDEN | |
99 | int bt_ctf_stream_set_fd(struct bt_ctf_stream *stream, int fd); | |
100 | ||
101 | #endif /* BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H */ |