1 #ifndef BABELTRACE_PLUGIN_WRITER_H
2 #define BABELTRACE_PLUGIN_WRITER_H
5 * BabelTrace - CTF Writer Output Plug-in
7 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
9 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
11 * Permission is hereby granted, free of charge, to any person obtaining a copy
12 * of this software and associated documentation files (the "Software"), to deal
13 * in the Software without restriction, including without limitation the rights
14 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15 * copies of the Software, and to permit persons to whom the Software is
16 * furnished to do so, subject to the following conditions:
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
22 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
24 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
26 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 #include <babeltrace/babeltrace-internal.h>
32 #include <babeltrace/graph/component.h>
33 #include <babeltrace/ctf-writer/writer.h>
35 struct writer_component
{
37 GString
*trace_name_base
;
38 /* For the directory name suffix. */
40 /* Map between struct bt_ctf_trace and struct fs_writer. */
41 GHashTable
*trace_map
;
43 struct bt_notification_iterator
*input_iterator
;
47 enum fs_writer_stream_state
{
49 * We know the stream exists but we have never received a
50 * stream_begin notification for it.
52 FS_WRITER_UNKNOWN_STREAM
,
53 /* We know this stream is active (between stream_begin and _end). */
54 FS_WRITER_ACTIVE_STREAM
,
55 /* We have received a stream_end for this stream. */
56 FS_WRITER_COMPLETED_STREAM
,
60 struct bt_ctf_writer
*writer
;
61 struct bt_ctf_trace
*trace
;
62 struct bt_ctf_trace
*writer_trace
;
63 int static_listener_id
;
64 unsigned int active_streams
;
66 /* Map between reader and writer stream. */
67 GHashTable
*stream_map
;
68 /* Map between reader and writer stream class. */
69 GHashTable
*stream_class_map
;
70 GHashTable
*stream_states
;
74 void writer_close(struct writer_component
*writer_component
,
75 struct fs_writer
*fs_writer
);
77 enum bt_component_status
writer_output_event(struct writer_component
*writer
,
78 struct bt_ctf_event
*event
);
80 enum bt_component_status
writer_new_packet(struct writer_component
*writer
,
81 struct bt_ctf_packet
*packet
);
83 enum bt_component_status
writer_close_packet(struct writer_component
*writer
,
84 struct bt_ctf_packet
*packet
);
86 enum bt_component_status
writer_stream_begin(struct writer_component
*writer
,
87 struct bt_ctf_stream
*stream
);
89 enum bt_component_status
writer_stream_end(struct writer_component
*writer
,
90 struct bt_ctf_stream
*stream
);
93 enum bt_component_status
writer_component_init(
94 struct bt_private_component
*component
, struct bt_value
*params
,
95 void *init_method_data
);
98 enum bt_component_status
writer_run(struct bt_private_component
*component
);
101 void writer_component_port_connected(
102 struct bt_private_component
*component
,
103 struct bt_private_port
*self_port
,
104 struct bt_port
*other_port
);
107 void writer_component_finalize(struct bt_private_component
*component
);
109 #endif /* BABELTRACE_PLUGIN_WRITER_H */