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22133895 MD |
1 | /* |
2 | * BabelTrace - Dummy Output | |
3 | * | |
4 | * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation | |
5 | * | |
6 | * Author: 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. | |
c462e188 MD |
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. | |
22133895 MD |
25 | */ |
26 | ||
27 | #include <babeltrace/ctf-text/types.h> | |
28 | #include <babeltrace/format.h> | |
70bd0a12 | 29 | #include <babeltrace/babeltrace-internal.h> |
22133895 | 30 | #include <inttypes.h> |
22133895 MD |
31 | #include <sys/mman.h> |
32 | #include <errno.h> | |
33 | #include <sys/types.h> | |
34 | #include <sys/stat.h> | |
35 | #include <fcntl.h> | |
36 | #include <dirent.h> | |
37 | #include <glib.h> | |
38 | #include <unistd.h> | |
39 | #include <stdlib.h> | |
40 | ||
41 | static | |
1cf393f6 | 42 | int bt_dummy_write_event(struct bt_stream_pos *ppos, struct ctf_stream_definition *stream) |
22133895 MD |
43 | { |
44 | return 0; | |
45 | } | |
46 | ||
47 | static | |
1b8455b7 | 48 | struct bt_trace_descriptor *bt_dummy_open_trace(const char *path, int flags, |
1cf393f6 | 49 | void (*packet_seek)(struct bt_stream_pos *pos, size_t index, |
ae23d232 | 50 | int whence), FILE *metadata_fp) |
22133895 MD |
51 | { |
52 | struct ctf_text_stream_pos *pos; | |
53 | ||
54 | pos = g_new0(struct ctf_text_stream_pos, 1); | |
55 | pos->parent.rw_table = NULL; | |
56 | pos->parent.event_cb = bt_dummy_write_event; | |
ca334c72 | 57 | pos->parent.trace = &pos->trace_descriptor; |
22133895 MD |
58 | return &pos->trace_descriptor; |
59 | } | |
60 | ||
61 | static | |
1b8455b7 | 62 | int bt_dummy_close_trace(struct bt_trace_descriptor *td) |
22133895 MD |
63 | { |
64 | struct ctf_text_stream_pos *pos = | |
65 | container_of(td, struct ctf_text_stream_pos, | |
66 | trace_descriptor); | |
67 | free(pos); | |
f824ae04 | 68 | return 0; |
22133895 MD |
69 | } |
70 | ||
71 | static | |
37b99bdb | 72 | struct bt_format bt_dummy_format = { |
22133895 MD |
73 | .open_trace = bt_dummy_open_trace, |
74 | .close_trace = bt_dummy_close_trace, | |
75 | }; | |
76 | ||
77 | static | |
78 | void __attribute__((constructor)) bt_dummy_init(void) | |
79 | { | |
80 | int ret; | |
81 | ||
82 | bt_dummy_format.name = g_quark_from_static_string("dummy"); | |
83 | ret = bt_register_format(&bt_dummy_format); | |
84 | assert(!ret); | |
85 | } | |
86 | ||
95febab3 MD |
87 | static |
88 | void __attribute__((destructor)) bt_dummy_exit(void) | |
89 | { | |
90 | bt_unregister_format(&bt_dummy_format); | |
91 | } |