projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 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> | |
| 13 | #include <vendor/optional.hpp> | |
| 14 | ||
| 15 | #include <stddef.h> | |
| 16 | #include <stdint.h> | |
| 17 | #include <stdio.h> | |
| 18 | #include <string> | |
| 19 | #include <sys/time.h> | |
| 20 | #include <urcu/arch.h> | |
| 21 | #include <urcu/system.h> | |
| 22 | ||
| 23 | namespace lttng { | |
| 24 | namespace sessiond { | |
| 25 | namespace trace { | |
| 26 | ||
| 27 | class trace_class_visitor; | |
| 28 | ||
| 29 | class clock_class { | |
| 30 | public: | |
| 31 | using cycles_t = uint64_t; | |
| 32 | using scycles_t = int64_t; | |
| 042670db | 33 | using cuptr = std::unique_ptr<const clock_class>; |
| 0220be14 JG |
34 | |
| 35 | const std::string name; | |
| 36 | const std::string description; | |
| 37 | const nonstd::optional<lttng_uuid> uuid; | |
| 38 | const scycles_t offset; | |
| 39 | const cycles_t frequency; | |
| 40 | ||
| 41 | virtual void accept(trace_class_visitor& visitor) const; | |
| 42 | virtual ~clock_class() = default; | |
| 43 | ||
| 44 | protected: | |
| 45 | clock_class(std::string name, | |
| 46 | std::string description, | |
| 47 | nonstd::optional<lttng_uuid> uuid, | |
| 48 | scycles_t offset, | |
| 49 | cycles_t frequency); | |
| 50 | }; | |
| 51 | ||
| 52 | } /* namespace trace */ | |
| 53 | } /* namespace sessiond */ | |
| 54 | } /* namespace lttng */ | |
| 55 | ||
| 56 | #endif /* LTTNG_CLOCK_CLASS_H */ |