2021-06-27 21:25:29 +00:00
|
|
|
/***
|
|
|
|
Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
|
|
|
|
|
|
|
|
File: Sleep.cpp
|
|
|
|
Date: 2021-6-12
|
|
|
|
Author: Reece
|
|
|
|
***/
|
2021-09-30 14:57:41 +00:00
|
|
|
#include <Source/RuntimeInternal.hpp>
|
2021-06-27 21:25:29 +00:00
|
|
|
#include "Sleep.hpp"
|
|
|
|
#include "WaitFor.hpp"
|
|
|
|
|
2021-09-06 10:58:08 +00:00
|
|
|
#if defined(AURORA_IS_POSIX_DERIVED)
|
2021-06-27 21:25:29 +00:00
|
|
|
#include <unistd.h>
|
2022-05-13 17:44:44 +00:00
|
|
|
#endif
|
|
|
|
|
|
|
|
#if defined(AURORA_IS_MODERNNT_DERIVED)
|
|
|
|
#include <Time/Time.hpp>
|
|
|
|
#endif
|
2021-06-27 21:25:29 +00:00
|
|
|
|
|
|
|
namespace Aurora::Threading
|
|
|
|
{
|
2022-05-13 17:44:44 +00:00
|
|
|
|
|
|
|
#if defined(AURORA_IS_MODERNNT_DERIVED)
|
|
|
|
using NtDelayExecution_f = DWORD(NTAPI *)(BOOLEAN Alertable, PLARGE_INTEGER DelayInterval);
|
|
|
|
static NtDelayExecution_f NtDelayExecution;
|
|
|
|
#endif
|
|
|
|
|
2021-06-27 21:25:29 +00:00
|
|
|
AUKN_SYM void Sleep(AuUInt64 timeout)
|
|
|
|
{
|
2021-09-06 10:58:08 +00:00
|
|
|
#if defined(AURORA_IS_LINUX_DERIVED)
|
2022-05-13 17:51:47 +00:00
|
|
|
|
|
|
|
SleepNs(AuMSToNS<AuUInt64>(timeout));
|
|
|
|
|
2021-09-06 10:58:08 +00:00
|
|
|
#elif defined(AURORA_IS_MODERNNT_DERIVED)
|
2022-05-13 17:51:47 +00:00
|
|
|
|
2021-06-27 21:25:29 +00:00
|
|
|
::Sleep(timeout);
|
2022-05-13 17:51:47 +00:00
|
|
|
|
2021-06-27 21:25:29 +00:00
|
|
|
#else
|
|
|
|
std::atomic<bool> value = false;
|
|
|
|
BooleanWaitable waitable(value);
|
|
|
|
WaitFor(&waitable, timeout);
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
AUKN_SYM void SleepNs(AuUInt64 timeout)
|
|
|
|
{
|
2021-09-06 10:58:08 +00:00
|
|
|
#if defined(AURORA_IS_LINUX_DERIVED) || defined(AURORA_IS_BSD_DERIVED)
|
2022-05-13 17:51:47 +00:00
|
|
|
|
|
|
|
auto endTime = AuTime::CurrentClockNS() + timeout;
|
|
|
|
|
|
|
|
if (usleep(timeout / 1000) == EINTR)
|
|
|
|
{
|
|
|
|
AuUInt64 now;
|
|
|
|
while ((now = AuTime::CurrentClockNS()) < endTime)
|
|
|
|
{
|
|
|
|
usleep((endTime - now) / 1000);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2021-06-27 21:25:29 +00:00
|
|
|
#else
|
2022-05-13 17:44:44 +00:00
|
|
|
|
|
|
|
#if defined(AURORA_IS_MODERNNT_DERIVED)
|
|
|
|
|
|
|
|
if (NtDelayExecution)
|
|
|
|
{
|
2022-05-13 17:51:47 +00:00
|
|
|
auto endTime = AuTime::CurrentClockNS() + timeout;
|
|
|
|
auto targetTime = AuTime::ConvertTimestampNs(endTime);
|
2022-05-13 17:44:44 +00:00
|
|
|
|
2022-05-13 17:51:47 +00:00
|
|
|
while (AuTime::CurrentClockNS() < endTime)
|
2022-05-13 17:44:44 +00:00
|
|
|
{
|
|
|
|
LARGE_INTEGER word;
|
|
|
|
word.QuadPart = targetTime;
|
|
|
|
NtDelayExecution(FALSE, &word);
|
|
|
|
}
|
2022-05-13 17:51:47 +00:00
|
|
|
|
|
|
|
return;
|
2022-05-13 17:44:44 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
2021-07-15 16:16:23 +00:00
|
|
|
auto status = YieldPollNs(true, timeout + Time::CurrentInternalClockNS(), [=]()
|
2021-06-27 21:25:29 +00:00
|
|
|
{
|
|
|
|
return false;
|
|
|
|
});
|
2022-05-13 17:44:44 +00:00
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
void InitSleep()
|
|
|
|
{
|
|
|
|
#if defined(AURORA_IS_MODERNNT_DERIVED)
|
|
|
|
NtDelayExecution = AuReinterpretCast<NtDelayExecution_f>(GetProcAddress(LoadLibraryA("ntdll.dll"), "NtDelayExecution"));
|
|
|
|
#endif
|
2021-06-27 21:25:29 +00:00
|
|
|
}
|
|
|
|
}
|