1 #ifndef BABELTRACE_TRACE_IR_CLOCK_CLASS_INTERNAL_H
2 #define BABELTRACE_TRACE_IR_CLOCK_CLASS_INTERNAL_H
5 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
7 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
9 * Permission is hereby granted, free of charge, to any person obtaining a copy
10 * of this software and associated documentation files (the "Software"), to deal
11 * in the Software without restriction, including without limitation the rights
12 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13 * copies of the Software, and to permit persons to whom the Software is
14 * furnished to do so, subject to the following conditions:
16 * The above copyright notice and this permission notice shall be included in
17 * all copies or substantial portions of the Software.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
28 #include <babeltrace/trace-ir/clock-class.h>
29 #include <babeltrace/object-internal.h>
30 #include <babeltrace/babeltrace-internal.h>
31 #include <babeltrace/object-pool-internal.h>
32 #include <babeltrace/compat/uuid-internal.h>
33 #include <babeltrace/types.h>
34 #include <babeltrace/property-internal.h>
39 struct bt_clock_class
{
40 struct bt_object base
;
45 /* NULL or `str->str` above */
52 /* NULL or `str->str` above */
58 int64_t offset_seconds
;
59 uint64_t offset_cycles
;
62 uint8_t uuid
[BABELTRACE_UUID_LEN
];
64 /* NULL or `uuid` above */
71 * This is computed every time you call
72 * bt_clock_class_set_frequency() or
73 * bt_clock_class_set_offset(), as well as initially. It is the
74 * base offset in nanoseconds including both `offset_seconds`
75 * and `offset_cycles` above in the result. It is used to
76 * accelerate future calls to
77 * bt_clock_value_get_ns_from_origin() and
78 * bt_clock_class_cycles_to_ns_from_origin().
80 * `overflows` is true if the base offset cannot be computed
81 * because of an overflow.
88 /* Pool of `struct bt_clock_value *` */
89 struct bt_object_pool cv_pool
;
95 void _bt_clock_class_freeze(const struct bt_clock_class
*clock_class
);
98 # define bt_clock_class_freeze _bt_clock_class_freeze
100 # define bt_clock_class_freeze(_cc)
104 bt_bool
bt_clock_class_is_valid(struct bt_clock_class
*clock_class
);
106 #endif /* BABELTRACE_TRACE_IR_CLOCK_CLASS_INTERNAL_H */
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