168 lines
3.5 KiB
C++
168 lines
3.5 KiB
C++
/***
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Copyright (C) 2021-2023 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: StaticClocksDirect.hpp
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Date: 2021-6-10
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Date: 2023-tbd (<6)
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Author: Reece
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***/
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#pragma once
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namespace Aurora::Time
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{
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/**
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Retrieves wall clock in milliseconds from the Aurora epoch
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*/
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AUKN_SYM AuInt64 CurrentClockMS();
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/**
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Retrieves wall clock in nanoseconds from the Aurora epoch
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*/
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AUKN_SYM AuInt64 CurrentClockNS();
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/**
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* @brief Steady clock in jiffies
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*/
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AUKN_SYM AuUInt64 SteadyClock();
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/**
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Returns a steady system clock of SteadyClockJiffies() with an undefined epoch.
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These values should be used to drive thread primitives, IO time, and tick delta.
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On a modern plaform, these shoudln't be affected by the users' calendar or NTP.
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On stinkier platforms, who cares if we can run mostly bug free with an assumed-sane wall-clock, right?
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*/
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AUKN_SYM AuUInt64 SteadyClockMS();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 SteadyClockNS();
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/**
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Retrieves the freqency of jiffies per second
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*/
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AUKN_SYM AuUInt64 SteadyClockJiffies();
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/**
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* @brief frequency in jiffies per second
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*/
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AUKN_SYM AuUInt64 ThreadClockJiffies();
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/**
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* @brief time spent in userspace and in the kernel under this thread [in jiffies]
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*/
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AUKN_SYM AuUInt64 ThreadClock();
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/**
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* @brief time spent in userspace and in the kernel under this thread [in nanoseconds]
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*/
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AUKN_SYM AuUInt64 ThreadClockNS();
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/**
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* @brief time spent in userspace and in the kernel under this thread [in milliseconds]
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*/
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AUKN_SYM AuUInt64 ThreadClockMS();
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/**
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* @brief frequency in jiffies per second
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*/
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AUKN_SYM AuUInt64 ProcessClockJiffies();
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/**
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* @brief time spent in userspace and in the kernel under this process [in jiffies]
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*/
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AUKN_SYM AuUInt64 ProcessClock();
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/**
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* @brief time spent in userspace and in the kernel under this process [in nanoseconds]
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*/
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AUKN_SYM AuUInt64 ProcessClockNS();
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/**
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* @brief time spent in userspace and in the kernel under this process [in milliseconds]
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*/
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AUKN_SYM AuUInt64 ProcessClockMS();
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// Advanced clocks: ////////////////////////
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ThreadUserClock();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ThreadUserClockNS();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ThreadUserClockMS();
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/**
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* @brief frequency
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*/
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AUKN_SYM AuUInt64 ThreadUserClockJiffies();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ProcessUserClock();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ProcessUserClockNS();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ProcessUserClockMS();
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/**
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* @brief frequency
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*/
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AUKN_SYM AuUInt64 ProcessUserClockJiffies();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ThreadKernelClock();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ThreadKernelClockNS();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ThreadKernelClockMS();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ThreadKernelClockJiffies();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ProcessKernelClock();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ProcessKernelClockNS();
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/**
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* @brief
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*/
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AUKN_SYM AuUInt64 ProcessKernelClockMS();
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/**
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* @brief frequency
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*/
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AUKN_SYM AuUInt64 ProcessKernelClockJiffies();
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} |