reactos/dll/win32/kernel32/kernel32_vista/GetTickCount64.c
2020-09-25 09:45:54 +02:00

26 lines
584 B
C

#include "k32_vista.h"
/*
* @implemented
*/
ULONGLONG
WINAPI
GetTickCount64(VOID)
{
ULARGE_INTEGER TickCount;
while (TRUE)
{
TickCount.HighPart = (ULONG)SharedUserData->TickCount.High1Time;
TickCount.LowPart = SharedUserData->TickCount.LowPart;
if (TickCount.HighPart == (ULONG)SharedUserData->TickCount.High2Time) break;
YieldProcessor();
}
return (UInt32x32To64(TickCount.LowPart, SharedUserData->TickCountMultiplier) >> 24) +
(UInt32x32To64(TickCount.HighPart, SharedUserData->TickCountMultiplier) << 8);
}