babeltrace headers sync
[lttngtop.git] / lib / babeltrace / ctf-writer / writer-internal.h
1 #ifndef BABELTRACE_CTF_WRITER_WRITER_INTERNAL_H
2 #define BABELTRACE_CTF_WRITER_WRITER_INTERNAL_H
3
4 /*
5 * BabelTrace - CTF Writer: Writer 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/ref-internal.h>
31 #include <babeltrace/ctf-writer/writer.h>
32 #include <babeltrace/ctf-writer/event-types.h>
33 #include <babeltrace/ctf-writer/event-fields.h>
34 #include <babeltrace/babeltrace-internal.h>
35 #include <glib.h>
36 #include <dirent.h>
37 #include <sys/types.h>
38 #include <uuid/uuid.h>
39
40 enum field_type_alias {
41 FIELD_TYPE_ALIAS_UINT5_T = 0,
42 FIELD_TYPE_ALIAS_UINT8_T,
43 FIELD_TYPE_ALIAS_UINT16_T,
44 FIELD_TYPE_ALIAS_UINT27_T,
45 FIELD_TYPE_ALIAS_UINT32_T,
46 FIELD_TYPE_ALIAS_UINT64_T,
47 NR_FIELD_TYPE_ALIAS,
48 };
49
50 struct bt_ctf_writer {
51 struct bt_ctf_ref ref_count;
52 int frozen; /* Protects attributes that can't be changed mid-trace */
53 GString *path;
54 uuid_t uuid;
55 int byte_order;
56 int trace_dir_fd;
57 int metadata_fd;
58 GPtrArray *environment; /* Array of pointers to environment_variable */
59 GPtrArray *clocks; /* Array of pointers to bt_ctf_clock */
60 GPtrArray *stream_classes; /* Array of pointers to bt_ctf_stream_class */
61 GPtrArray *streams; /* Array of pointers to bt_ctf_stream */
62 struct bt_ctf_field_type *trace_packet_header_type;
63 struct bt_ctf_field *trace_packet_header;
64 uint64_t next_stream_id;
65 };
66
67 struct environment_variable {
68 GString *name, *value;
69 };
70
71 struct metadata_context {
72 GString *string;
73 GString *field_name;
74 unsigned int current_indentation_level;
75 };
76
77 /* Checks that the string does not contain a reserved keyword */
78 BT_HIDDEN
79 int validate_identifier(const char *string);
80
81 BT_HIDDEN
82 const char *get_byte_order_string(int byte_order);
83
84 BT_HIDDEN
85 struct bt_ctf_field_type *get_field_type(enum field_type_alias alias);
86
87 #endif /* BABELTRACE_CTF_WRITER_WRITER_INTERNAL_H */
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