568040da829a0b1815d9571e71992fe8fb9ed739
[lttng-tools.git] / include / lttng / location-internal.h
1 /*
2 * Copyright (C) 2017 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
3 *
4 * This library is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU Lesser General Public License, version 2.1 only,
6 * as published by the Free Software Foundation.
7 *
8 * This library is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
11 * for more details.
12 *
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this library; if not, write to the Free Software Foundation,
15 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16 */
17
18 #ifndef LTTNG_LOCATION_INTERNAL_H
19 #define LTTNG_LOCATION_INTERNAL_H
20
21 #include <lttng/location.h>
22 #include <common/dynamic-buffer.h>
23 #include <common/buffer-view.h>
24 #include <common/macros.h>
25
26 struct lttng_trace_archive_location {
27 enum lttng_trace_archive_location_type type;
28 union {
29 struct {
30 char *absolute_path;
31 } local;
32 struct {
33 char *host;
34 enum lttng_trace_archive_location_relay_protocol_type protocol;
35 struct {
36 uint16_t control, data;
37 } ports;
38 char *relative_path;
39 } relay;
40 } types;
41 };
42
43 struct lttng_trace_archive_location_comm {
44 /* A value from enum lttng_trace_archive_location_type */
45 int8_t type;
46 union {
47 struct {
48 /* Includes the trailing \0. */
49 uint32_t absolute_path_len;
50 } LTTNG_PACKED local;
51 struct {
52 /* Includes the trailing \0. */
53 uint32_t hostname_len;
54 /*
55 * A value from
56 * enum lttng_trace_archive_location_relay_protocol_type.
57 */
58 int8_t protocol;
59 struct {
60 uint16_t control, data;
61 } ports;
62 /* Includes the trailing \0. */
63 uint32_t relative_path_len;
64 } LTTNG_PACKED relay;
65 } LTTNG_PACKED types;
66 /*
67 * Payload is composed of:
68 * - LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL
69 * - absolute path, including \0
70 * - LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY
71 * - hostname, including \0
72 * - relative path, including \0
73 */
74 char payload[];
75 } LTTNG_PACKED;
76
77
78 LTTNG_HIDDEN
79 struct lttng_trace_archive_location *lttng_trace_archive_location_local_create(
80 const char *path);
81
82 LTTNG_HIDDEN
83 struct lttng_trace_archive_location *lttng_trace_archive_location_relay_create(
84 const char *host,
85 enum lttng_trace_archive_location_relay_protocol_type protocol,
86 uint16_t control_port, uint16_t data_port,
87 const char *relative_path);
88
89 LTTNG_HIDDEN
90 ssize_t lttng_trace_archive_location_create_from_buffer(
91 const struct lttng_buffer_view *buffer,
92 struct lttng_trace_archive_location **location);
93
94 LTTNG_HIDDEN
95 ssize_t lttng_trace_archive_location_serialize(
96 const struct lttng_trace_archive_location *location,
97 struct lttng_dynamic_buffer *buffer);
98
99 LTTNG_HIDDEN
100 void lttng_trace_archive_location_destroy(
101 struct lttng_trace_archive_location *location);
102
103 #endif /* LTTNG_LOCATION_INTERNAL_H */
This page took 0.044168 seconds and 4 git commands to generate.