4 * Babeltrace CTF file system Reader Component
6 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 #include <babeltrace/plugin/plugin-system.h>
30 #include <babeltrace/plugin/notification/iterator.h>
33 #include "fs-internal.h"
35 static bool ctf_fs_debug
;
38 struct bt_notification
*ctf_fs_iterator_get(
39 struct bt_notification_iterator
*iterator
)
45 enum bt_notification_iterator_status
ctf_fs_iterator_next(
46 struct bt_notification_iterator
*iterator
)
48 return BT_NOTIFICATION_ITERATOR_STATUS_UNSUPPORTED
;
52 void ctf_fs_iterator_destroy_data(struct ctf_fs_iterator
*ctf_it
)
58 void ctf_fs_iterator_destroy(struct bt_notification_iterator
*it
)
60 void *data
= bt_notification_iterator_get_private_data(it
);
62 ctf_fs_iterator_destroy_data(data
);
66 enum bt_component_status
ctf_fs_iterator_init(struct bt_component
*source
,
67 struct bt_notification_iterator
*it
)
69 enum bt_component_status ret
= BT_COMPONENT_STATUS_OK
;
70 struct ctf_fs_iterator
*ctf_it
;
73 ctf_it
= g_new0(struct ctf_fs_iterator
, 1);
75 ret
= BT_COMPONENT_STATUS_NOMEM
;
79 ret
= bt_notification_iterator_set_get_cb(it
, ctf_fs_iterator_get
);
84 ret
= bt_notification_iterator_set_next_cb(it
, ctf_fs_iterator_next
);
89 ret
= bt_notification_iterator_set_destroy_cb(it
,
90 ctf_fs_iterator_destroy
);
95 ret
= bt_notification_iterator_set_private_data(it
, ctf_it
);
102 (void) bt_notification_iterator_set_private_data(it
, NULL
);
103 ctf_fs_iterator_destroy_data(ctf_it
);
108 struct ctf_fs_component
*ctf_fs_create(struct bt_value
*params
)
110 return g_new0(struct ctf_fs_component
, 1);
114 void ctf_fs_destroy_data(struct ctf_fs_component
*component
)
120 void ctf_fs_destroy(struct bt_component
*component
)
122 void *data
= bt_component_get_private_data(component
);
124 ctf_fs_destroy_data(data
);
128 enum bt_component_status
ctf_fs_init(struct bt_component
*source
,
129 struct bt_value
*params
)
131 struct ctf_fs_component
*ctf_fs
;
132 enum bt_component_status ret
= BT_COMPONENT_STATUS_OK
;
135 ctf_fs_debug
= g_strcmp0(getenv("CTF_FS_DEBUG"), "1") == 0;
136 ctf_fs
= ctf_fs_create(params
);
138 ret
= BT_COMPONENT_STATUS_NOMEM
;
142 ret
= bt_component_set_destroy_cb(source
, ctf_fs_destroy
);
143 if (ret
!= BT_COMPONENT_STATUS_OK
) {
147 ret
= bt_component_set_private_data(source
, ctf_fs
);
148 if (ret
!= BT_COMPONENT_STATUS_OK
) {
152 ret
= bt_component_source_set_iterator_init_cb(source
,
153 ctf_fs_iterator_init
);
154 if (ret
!= BT_COMPONENT_STATUS_OK
) {
160 (void) bt_component_set_private_data(source
, NULL
);
161 ctf_fs_destroy_data(ctf_fs
);