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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> | |
5805251d | 28 | #include "lttng-viewer-abi.h" |
4a744367 | 29 | |
4a744367 JD |
30 | #define LTTNG_DEFAULT_NETWORK_VIEWER_PORT 5344 |
31 | ||
32 | #define LTTNG_LIVE_MAJOR 2 | |
33 | #define LTTNG_LIVE_MINOR 4 | |
34 | ||
35 | struct lttng_live_ctx { | |
c648b799 MJ |
36 | char traced_hostname[MAXNAMLEN]; |
37 | char session_name[MAXNAMLEN]; | |
38 | char relay_hostname[MAXNAMLEN]; | |
4a744367 | 39 | int control_sock; |
b5a1fa45 | 40 | int port; |
0dfc7b62 JD |
41 | /* Protocol version to use for this connection. */ |
42 | uint32_t major; | |
43 | uint32_t minor; | |
4a744367 | 44 | struct lttng_live_session *session; |
2acdc547 | 45 | struct bt_context *bt_ctx; |
b5a1fa45 | 46 | GArray *session_ids; |
4a744367 JD |
47 | }; |
48 | ||
49 | struct lttng_live_viewer_stream { | |
50 | uint64_t id; | |
51 | uint64_t mmap_size; | |
5805251d | 52 | uint64_t ctf_stream_id; |
af701dc4 JD |
53 | FILE *metadata_fp_write; |
54 | ssize_t metadata_len; | |
4a744367 | 55 | int metadata_flag; |
5805251d | 56 | int data_pending; |
4a744367 JD |
57 | struct lttng_live_session *session; |
58 | struct lttng_live_ctf_trace *ctf_trace; | |
5805251d | 59 | struct lttng_viewer_index current_index; |
4a744367 JD |
60 | char path[PATH_MAX]; |
61 | }; | |
62 | ||
63 | struct lttng_live_session { | |
64 | uint64_t live_timer_interval; | |
65 | uint64_t stream_count; | |
66 | struct lttng_live_ctx *ctx; | |
67 | struct lttng_live_viewer_stream *streams; | |
705105fc | 68 | /* HashTable mapping trace_ids to ptrs to struct lttng_live_ctf_trace */ |
4a744367 JD |
69 | GHashTable *ctf_traces; |
70 | }; | |
71 | ||
72 | struct lttng_live_ctf_trace { | |
73 | uint64_t ctf_trace_id; | |
74 | struct lttng_live_viewer_stream *metadata_stream; | |
75 | GPtrArray *streams; | |
76 | FILE *metadata_fp; | |
150595c4 | 77 | struct bt_trace_handle *handle; |
4a744367 | 78 | int trace_id; |
2acdc547 | 79 | int in_use; |
4a744367 JD |
80 | }; |
81 | ||
b5a1fa45 JD |
82 | /* Just used in listing. */ |
83 | struct lttng_live_relay_session { | |
84 | uint32_t streams; | |
85 | uint32_t clients; | |
86 | uint32_t timer; | |
87 | char *name; | |
88 | char *hostname; | |
89 | }; | |
90 | ||
91 | int lttng_live_connect_viewer(struct lttng_live_ctx *ctx); | |
4a744367 JD |
92 | int lttng_live_establish_connection(struct lttng_live_ctx *ctx); |
93 | int lttng_live_list_sessions(struct lttng_live_ctx *ctx, const char *path); | |
94 | int lttng_live_attach_session(struct lttng_live_ctx *ctx, uint64_t id); | |
23285bf3 | 95 | int lttng_live_read(struct lttng_live_ctx *ctx); |
2acdc547 | 96 | int lttng_live_get_new_streams(struct lttng_live_ctx *ctx, uint64_t id); |
8ace20bf | 97 | int lttng_live_should_quit(void); |
4a744367 | 98 | |
c98627ca | 99 | #endif /* _LTTNG_LIVE_H */ |