1 #ifndef BABELTRACE_TRACE_IR_CLOCK_CLASS_INTERNAL_H
2 #define BABELTRACE_TRACE_IR_CLOCK_CLASS_INTERNAL_H
5 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
6 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
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:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 #include <babeltrace/trace-ir/clock-class.h>
28 #include <babeltrace/object-internal.h>
29 #include <babeltrace/babeltrace-internal.h>
30 #include <babeltrace/object-pool-internal.h>
31 #include <babeltrace/compat/uuid-internal.h>
32 #include <babeltrace/types.h>
33 #include <babeltrace/property-internal.h>
38 struct bt_clock_class
{
39 struct bt_object base
;
44 /* NULL or `str->str` above */
51 /* NULL or `str->str` above */
57 int64_t offset_seconds
;
58 uint64_t offset_cycles
;
61 uint8_t uuid
[BABELTRACE_UUID_LEN
];
63 /* NULL or `uuid` above */
70 * This is computed every time you call
71 * bt_clock_class_set_frequency() or
72 * bt_clock_class_set_offset(), as well as initially. It is the
73 * base offset in nanoseconds including both `offset_seconds`
74 * and `offset_cycles` above in the result. It is used to
75 * accelerate future calls to
76 * bt_clock_value_get_ns_from_origin() and
77 * bt_clock_class_cycles_to_ns_from_origin().
79 * `overflows` is true if the base offset cannot be computed
80 * because of an overflow.
87 /* Pool of `struct bt_clock_value *` */
88 struct bt_object_pool cv_pool
;
94 void _bt_clock_class_freeze(const struct bt_clock_class
*clock_class
);
97 # define bt_clock_class_freeze _bt_clock_class_freeze
99 # define bt_clock_class_freeze(_cc)
103 bt_bool
bt_clock_class_is_valid(struct bt_clock_class
*clock_class
);
105 #endif /* BABELTRACE_TRACE_IR_CLOCK_CLASS_INTERNAL_H */
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