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c98627ca MD |
1 | #ifndef _LTTNG_LIVE_H |
2 | #define _LTTNG_LIVE_H | |
4a744367 JD |
3 | |
4 | /* | |
5 | * Copyright 2013 Julien Desfossez <julien.desfossez@efficios.com> | |
6 | * Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
7 | * | |
8 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
9 | * of this software and associated documentation files (the "Software"), to deal | |
10 | * in the Software without restriction, including without limitation the rights | |
11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
12 | * copies of the Software, and to permit persons to whom the Software is | |
13 | * furnished to do so, subject to the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be included in | |
16 | * all copies or substantial portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
24 | * SOFTWARE. | |
25 | */ | |
26 | ||
27 | #include <stdint.h> | |
28 | ||
4a744367 JD |
29 | #define LTTNG_DEFAULT_NETWORK_VIEWER_PORT 5344 |
30 | ||
31 | #define LTTNG_LIVE_MAJOR 2 | |
32 | #define LTTNG_LIVE_MINOR 4 | |
33 | ||
34 | struct lttng_live_ctx { | |
b5a1fa45 JD |
35 | char traced_hostname[NAME_MAX]; |
36 | char session_name[NAME_MAX]; | |
37 | char relay_hostname[NAME_MAX]; | |
4a744367 | 38 | int control_sock; |
b5a1fa45 | 39 | int port; |
0dfc7b62 JD |
40 | /* Protocol version to use for this connection. */ |
41 | uint32_t major; | |
42 | uint32_t minor; | |
4a744367 | 43 | struct lttng_live_session *session; |
2acdc547 | 44 | struct bt_context *bt_ctx; |
b5a1fa45 | 45 | GArray *session_ids; |
4a744367 JD |
46 | }; |
47 | ||
48 | struct lttng_live_viewer_stream { | |
49 | uint64_t id; | |
50 | uint64_t mmap_size; | |
af701dc4 JD |
51 | FILE *metadata_fp_write; |
52 | ssize_t metadata_len; | |
4a744367 JD |
53 | int metadata_flag; |
54 | int first_read; | |
55 | struct lttng_live_session *session; | |
56 | struct lttng_live_ctf_trace *ctf_trace; | |
57 | char path[PATH_MAX]; | |
58 | }; | |
59 | ||
60 | struct lttng_live_session { | |
61 | uint64_t live_timer_interval; | |
62 | uint64_t stream_count; | |
63 | struct lttng_live_ctx *ctx; | |
64 | struct lttng_live_viewer_stream *streams; | |
65 | GHashTable *ctf_traces; | |
66 | }; | |
67 | ||
68 | struct lttng_live_ctf_trace { | |
69 | uint64_t ctf_trace_id; | |
70 | struct lttng_live_viewer_stream *metadata_stream; | |
71 | GPtrArray *streams; | |
72 | FILE *metadata_fp; | |
150595c4 | 73 | struct bt_trace_handle *handle; |
4a744367 | 74 | int trace_id; |
2acdc547 | 75 | int in_use; |
4a744367 JD |
76 | }; |
77 | ||
b5a1fa45 JD |
78 | /* Just used in listing. */ |
79 | struct lttng_live_relay_session { | |
80 | uint32_t streams; | |
81 | uint32_t clients; | |
82 | uint32_t timer; | |
83 | char *name; | |
84 | char *hostname; | |
85 | }; | |
86 | ||
87 | int lttng_live_connect_viewer(struct lttng_live_ctx *ctx); | |
4a744367 JD |
88 | int lttng_live_establish_connection(struct lttng_live_ctx *ctx); |
89 | int lttng_live_list_sessions(struct lttng_live_ctx *ctx, const char *path); | |
90 | int lttng_live_attach_session(struct lttng_live_ctx *ctx, uint64_t id); | |
23285bf3 | 91 | int lttng_live_read(struct lttng_live_ctx *ctx); |
2acdc547 | 92 | int lttng_live_get_new_streams(struct lttng_live_ctx *ctx, uint64_t id); |
8ace20bf | 93 | int lttng_live_should_quit(void); |
4a744367 | 94 | |
c98627ca | 95 | #endif /* _LTTNG_LIVE_H */ |