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b6c3dcb2 JG |
1 | /* |
2 | * Copyright (C) 2013 - Julien Desfossez <jdesfossez@efficios.com> | |
3 | * Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
4 | * David Goulet <dgoulet@efficios.com> | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
7 | * of this software and associated documentation files (the "Software"), to deal | |
8 | * in the Software without restriction, including without limitation the rights | |
9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
10 | * copies of the Software, and to permit persons to whom the Software is | |
11 | * furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in | |
14 | * all copies or substantial portions of the Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
22 | * SOFTWARE. | |
23 | */ | |
24 | ||
25 | #ifndef LTTNG_INDEX_H | |
26 | #define LTTNG_INDEX_H | |
27 | ||
3d9990ac | 28 | #include <babeltrace/compat/limits-internal.h> |
b6c3dcb2 JG |
29 | |
30 | #define CTF_INDEX_MAGIC 0xC1F1DCC1 | |
31 | #define CTF_INDEX_MAJOR 1 | |
32 | #define CTF_INDEX_MINOR 1 | |
33 | ||
34 | /* | |
35 | * Header at the beginning of each index file. | |
36 | * All integer fields are stored in big endian. | |
37 | */ | |
38 | struct ctf_packet_index_file_hdr { | |
39 | uint32_t magic; | |
40 | uint32_t index_major; | |
41 | uint32_t index_minor; | |
42 | /* size of struct ctf_packet_index, in bytes. */ | |
43 | uint32_t packet_index_len; | |
44 | } __attribute__((__packed__)); | |
45 | ||
46 | /* | |
47 | * Packet index generated for each trace packet store in a trace file. | |
48 | * All integer fields are stored in big endian. | |
49 | */ | |
50 | struct ctf_packet_index { | |
51 | uint64_t offset; /* offset of the packet in the file, in bytes */ | |
52 | uint64_t packet_size; /* packet size, in bits */ | |
53 | uint64_t content_size; /* content size, in bits */ | |
54 | uint64_t timestamp_begin; | |
55 | uint64_t timestamp_end; | |
56 | uint64_t events_discarded; | |
57 | uint64_t stream_id; | |
58 | /* CTF_INDEX 1.0 limit */ | |
59 | uint64_t stream_instance_id; /* ID of the channel instance */ | |
60 | uint64_t packet_seq_num; /* packet sequence number */ | |
61 | } __attribute__((__packed__)); | |
62 | ||
63 | #endif /* LTTNG_INDEX_H */ |