100 lines
2.3 KiB
C
100 lines
2.3 KiB
C
|
// Copyright 2023 Dexter.Wan. All Rights Reserved.
|
||
|
|
// EMail: 45141961@qq.com
|
||
|
|
|
||
|
|
#include "MQTTTime.h"
|
||
|
|
#include "StackTrace.h"
|
||
|
|
|
||
|
|
#if defined(_WIN32) || defined(_WIN64)
|
||
|
|
#include <windows.h>
|
||
|
|
#else
|
||
|
|
#include <unistd.h>
|
||
|
|
#include <sys/time.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
void MQTTTime_sleep(ELAPSED_TIME_TYPE milliseconds)
|
||
|
|
{
|
||
|
|
FUNC_ENTRY;
|
||
|
|
#if defined(_WIN32) || defined(_WIN64)
|
||
|
|
Sleep((DWORD)milliseconds);
|
||
|
|
#else
|
||
|
|
usleep((useconds_t)(milliseconds*1000));
|
||
|
|
#endif
|
||
|
|
FUNC_EXIT;
|
||
|
|
}
|
||
|
|
|
||
|
|
#if defined(_WIN32) || defined(_WIN64)
|
||
|
|
START_TIME_TYPE MQTTTime_start_clock(void)
|
||
|
|
{
|
||
|
|
#if WINVER >= _WIN32_WINNT_VISTA
|
||
|
|
return GetTickCount64();
|
||
|
|
#else
|
||
|
|
return GetTickCount();
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
#elif defined(AIX)
|
||
|
|
START_TIME_TYPE MQTTTime_start_clock(void)
|
||
|
|
{
|
||
|
|
struct timespec start;
|
||
|
|
clock_gettime(CLOCK_MONOTONIC, &start);
|
||
|
|
return start;
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
START_TIME_TYPE MQTTTime_start_clock(void)
|
||
|
|
{
|
||
|
|
struct timeval start;
|
||
|
|
struct timespec start_ts;
|
||
|
|
|
||
|
|
clock_gettime(CLOCK_MONOTONIC, &start_ts);
|
||
|
|
start.tv_sec = start_ts.tv_sec;
|
||
|
|
start.tv_usec = start_ts.tv_nsec / 1000;
|
||
|
|
return start;
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
START_TIME_TYPE MQTTTime_now(void)
|
||
|
|
{
|
||
|
|
return MQTTTime_start_clock();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
#if defined(_WIN32) || defined(_WIN64)
|
||
|
|
/*
|
||
|
|
* @param t_new most recent time in milliseconds from GetTickCount()
|
||
|
|
* @param t_old older time in milliseconds from GetTickCount()
|
||
|
|
* @return difference in milliseconds
|
||
|
|
*/
|
||
|
|
DIFF_TIME_TYPE MQTTTime_difftime(START_TIME_TYPE t_new, START_TIME_TYPE t_old)
|
||
|
|
{
|
||
|
|
#if WINVER >= _WIN32_WINNT_VISTA
|
||
|
|
return (DIFF_TIME_TYPE)(t_new - t_old);
|
||
|
|
#else
|
||
|
|
if (t_old < t_new) /* check for wrap around condition in GetTickCount */
|
||
|
|
return (DIFF_TIME_TYPE)(t_new - t_old);
|
||
|
|
else
|
||
|
|
return (DIFF_TIME_TYPE)((0xFFFFFFFFL - t_old) + 1 + t_new);
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
#elif defined(AIX)
|
||
|
|
#define assert(a)
|
||
|
|
DIFF_TIME_TYPE MQTTTime_difftime(START_TIME_TYPE t_new, START_TIME_TYPE t_old)
|
||
|
|
{
|
||
|
|
struct timespec result;
|
||
|
|
|
||
|
|
ntimersub(t_new, t_old, result);
|
||
|
|
return (DIFF_TIME_TYPE)((result.tv_sec)*1000L + (result.tv_nsec)/1000000L); /* convert to milliseconds */
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
DIFF_TIME_TYPE MQTTTime_difftime(START_TIME_TYPE t_new, START_TIME_TYPE t_old)
|
||
|
|
{
|
||
|
|
struct timeval result;
|
||
|
|
|
||
|
|
timersub(&t_new, &t_old, &result);
|
||
|
|
return (DIFF_TIME_TYPE)(((DIFF_TIME_TYPE)result.tv_sec)*1000 + ((DIFF_TIME_TYPE)result.tv_usec)/1000); /* convert to milliseconds */
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
ELAPSED_TIME_TYPE MQTTTime_elapsed(START_TIME_TYPE milliseconds)
|
||
|
|
{
|
||
|
|
return (ELAPSED_TIME_TYPE)MQTTTime_difftime(MQTTTime_now(), milliseconds);
|
||
|
|
}
|