1 #ifndef BABELTRACE_TRACE_IR_CLOCK_CLASS_H
2 #define BABELTRACE_TRACE_IR_CLOCK_CLASS_H
5 * BabelTrace - Trace IR: Clock class
7 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
10 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
12 * Permission is hereby granted, free of charge, to any person obtaining a copy
13 * of this software and associated documentation files (the "Software"), to deal
14 * in the Software without restriction, including without limitation the rights
15 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
16 * copies of the Software, and to permit persons to whom the Software is
17 * furnished to do so, subject to the following conditions:
19 * The above copyright notice and this permission notice shall be included in
20 * all copies or substantial portions of the Software.
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
25 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
27 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * The Common Trace Format (CTF) Specification is available at
31 * http://www.efficios.com/ctf
36 /* For bt_bool, bt_uuid */
37 #include <babeltrace/types.h>
43 struct bt_clock_class
;
44 struct bt_clock_value
;
46 extern struct bt_clock_class
*bt_clock_class_create(void);
48 extern const char *bt_clock_class_get_name(struct bt_clock_class
*clock_class
);
50 extern int bt_clock_class_set_name(struct bt_clock_class
*clock_class
,
53 extern const char *bt_clock_class_get_description(
54 struct bt_clock_class
*clock_class
);
56 extern int bt_clock_class_set_description(struct bt_clock_class
*clock_class
,
57 const char *description
);
59 extern uint64_t bt_clock_class_get_frequency(
60 struct bt_clock_class
*clock_class
);
62 extern int bt_clock_class_set_frequency(struct bt_clock_class
*clock_class
,
65 extern uint64_t bt_clock_class_get_precision(
66 struct bt_clock_class
*clock_class
);
68 extern int bt_clock_class_set_precision(struct bt_clock_class
*clock_class
,
71 extern void bt_clock_class_get_offset(struct bt_clock_class
*clock_class
,
72 int64_t *seconds
, uint64_t *cycles
);
74 extern int bt_clock_class_set_offset(struct bt_clock_class
*clock_class
,
75 int64_t seconds
, uint64_t cycles
);
77 extern bt_bool
bt_clock_class_is_absolute(struct bt_clock_class
*clock_class
);
79 extern int bt_clock_class_set_is_absolute(struct bt_clock_class
*clock_class
,
82 extern bt_uuid
bt_clock_class_get_uuid(struct bt_clock_class
*clock_class
);
84 extern int bt_clock_class_set_uuid(struct bt_clock_class
*clock_class
,
87 extern int bt_clock_class_cycles_to_ns_from_origin(
88 struct bt_clock_class
*clock_class
,
89 uint64_t cycles
, int64_t *ns_from_origin
);
95 #endif /* BABELTRACE_TRACE_IR_CLOCK_CLASS_H */
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