tm.h File Reference

Time utility functions. More...

#include <stdint.h>

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Enumerations
enum	sleepdur_t { DUR_QUEUE = 100 , DUR_WAIT = 250 , DUR_HALT = 500 }
	Predefined sleep durations in milliseconds for various polling cases. More...

Functions
uint64_t	tmnow (void)
	Get the current system time in milliseconds.
void	tmsleep (uint32_t ms)
	Sleep for the specified number of milliseconds.

Detailed Description

Time utility functions.

Enumeration Type Documentation

sleepdur_t

enum sleepdur_t

Predefined sleep durations in milliseconds for various polling cases.

Enumerator
DUR_QUEUE	Poll rate when queueing new work to the thread pool.
DUR_WAIT	Poll rate when waiting for all thread pool work to finish.
DUR_HALT	Poll rate when waiting for thread pool shutdown.

Function Documentation

tmnow()

uint64_t tmnow

(

void

)

Get the current system time in milliseconds.

Returns

current time in milliseconds

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tmsleep()

void tmsleep

(

uint32_t

ms

)

Sleep for the specified number of milliseconds.

Note

This function will block the calling thread. The sleep duration may be longer than the specified time due to system scheduling. The function may fail internally via the underlying system call. This will be indicated by a log message, but the function will not return an error code.

Parameters

ms	The number of milliseconds to sleep. Must be greater than 0.

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