1 #ifndef _BABELTRACE_CTF_METADATA_H
2 #define _BABELTRACE_CTF_METADATA_H
9 * Copyright 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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:
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
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
30 #include <babeltrace/types.h>
31 #include <babeltrace/format.h>
32 #include <babeltrace/ctf/types.h>
33 #include <babeltrace/ctf-ir/metadata.h>
34 #include <babeltrace/trace-handle-internal.h>
35 #include <babeltrace/context-internal.h>
36 #include <sys/types.h>
41 #define CTF_MAGIC 0xC1FC1FC1
42 #define TSDL_MAGIC 0x75D11D57
44 struct ctf_file_stream
{
45 struct ctf_stream_definition parent
;
46 struct ctf_stream_pos pos
; /* current stream position */
49 #define HEADER_END char end_field
50 #define header_sizeof(type) offsetof(typeof(type), end_field)
52 struct metadata_packet_header
{
53 uint32_t magic
; /* 0x75D11D57 */
54 uint8_t uuid
[16]; /* Unique Universal Identifier */
55 uint32_t checksum
; /* 0 if unused */
56 uint32_t content_size
; /* in bits */
57 uint32_t packet_size
; /* in bits */
58 uint8_t compression_scheme
; /* 0 if unused */
59 uint8_t encryption_scheme
; /* 0 if unused */
60 uint8_t checksum_scheme
; /* 0 if unused */
61 uint8_t major
; /* CTF spec major version number */
62 uint8_t minor
; /* CTF spec minor version number */
66 #endif /* _BABELTRACE_CTF_METADATA_H */