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0220be14 JG |
1 | /* |
2 | * Copyright (C) 2022 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
3 | * | |
4 | * SPDX-License-Identifier: GPL-2.0-only | |
5 | * | |
6 | */ | |
7 | ||
8 | #ifndef LTTNG_CLOCK_CLASS_H | |
9 | #define LTTNG_CLOCK_CLASS_H | |
10 | ||
11 | #include <common/compat/time.hpp> | |
12 | #include <common/uuid.hpp> | |
28f23191 | 13 | |
0220be14 JG |
14 | #include <vendor/optional.hpp> |
15 | ||
16 | #include <stddef.h> | |
17 | #include <stdint.h> | |
18 | #include <stdio.h> | |
19 | #include <string> | |
20 | #include <sys/time.h> | |
21 | #include <urcu/arch.h> | |
22 | #include <urcu/system.h> | |
23 | ||
24 | namespace lttng { | |
25 | namespace sessiond { | |
26 | namespace trace { | |
27 | ||
28 | class trace_class_visitor; | |
29 | ||
30 | class clock_class { | |
31 | public: | |
32 | using cycles_t = uint64_t; | |
33 | using scycles_t = int64_t; | |
042670db | 34 | using cuptr = std::unique_ptr<const clock_class>; |
0220be14 | 35 | |
9d89db29 JG |
36 | virtual ~clock_class() = default; |
37 | clock_class(const clock_class&) = delete; | |
38 | clock_class(clock_class&&) = delete; | |
39 | clock_class& operator=(clock_class&&) = delete; | |
40 | clock_class& operator=(const clock_class&) = delete; | |
41 | ||
42 | virtual void accept(trace_class_visitor& visitor) const; | |
43 | ||
0220be14 JG |
44 | const std::string name; |
45 | const std::string description; | |
46 | const nonstd::optional<lttng_uuid> uuid; | |
47 | const scycles_t offset; | |
48 | const cycles_t frequency; | |
49 | ||
0220be14 JG |
50 | protected: |
51 | clock_class(std::string name, | |
9d89db29 JG |
52 | std::string description, |
53 | nonstd::optional<lttng_uuid> uuid, | |
54 | scycles_t offset, | |
55 | cycles_t frequency); | |
0220be14 JG |
56 | }; |
57 | ||
58 | } /* namespace trace */ | |
59 | } /* namespace sessiond */ | |
60 | } /* namespace lttng */ | |
61 | ||
62 | #endif /* LTTNG_CLOCK_CLASS_H */ |