API fix: packet_seek should take an index rather than offset
[babeltrace.git] / formats / bt-dummy / bt-dummy.c
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.
17 */
18
19 #include <babeltrace/ctf-text/types.h>
20 #include <babeltrace/format.h>
21 #include <babeltrace/babeltrace-internal.h>
22 #include <inttypes.h>
23 #include <uuid/uuid.h>
24 #include <sys/mman.h>
25 #include <errno.h>
26 #include <sys/types.h>
27 #include <sys/stat.h>
28 #include <fcntl.h>
29 #include <dirent.h>
30 #include <glib.h>
31 #include <unistd.h>
32 #include <stdlib.h>
33
34 static
35 int bt_dummy_write_event(struct stream_pos *ppos,
36 struct ctf_stream *stream)
37 {
38 return 0;
39 }
40
41 static
42 struct trace_descriptor *bt_dummy_open_trace(const char *path, int flags,
43 void (*packet_seek)(struct stream_pos *pos, size_t index,
44 int whence), FILE *metadata_fp)
45 {
46 struct ctf_text_stream_pos *pos;
47
48 pos = g_new0(struct ctf_text_stream_pos, 1);
49 pos->parent.rw_table = NULL;
50 pos->parent.event_cb = bt_dummy_write_event;
51 return &pos->trace_descriptor;
52 }
53
54 static
55 void bt_dummy_close_trace(struct trace_descriptor *td)
56 {
57 struct ctf_text_stream_pos *pos =
58 container_of(td, struct ctf_text_stream_pos,
59 trace_descriptor);
60 free(pos);
61 }
62
63 static
64 struct format bt_dummy_format = {
65 .open_trace = bt_dummy_open_trace,
66 .close_trace = bt_dummy_close_trace,
67 };
68
69 static
70 void __attribute__((constructor)) bt_dummy_init(void)
71 {
72 int ret;
73
74 bt_dummy_format.name = g_quark_from_static_string("dummy");
75 ret = bt_register_format(&bt_dummy_format);
76 assert(!ret);
77 }
78
79 /* TODO: finalize */
This page took 0.043454 seconds and 4 git commands to generate.