fsfw/src/fsfw/osal/linux/Clock.cpp
2023-01-26 00:01:40 +01:00

57 lines
1.4 KiB
C++

#include "fsfw/timemanager/Clock.h"
#include <linux/sysinfo.h>
#include <sys/sysinfo.h>
#include <unistd.h>
#include <ctime>
#include <fstream>
#include "fsfw/ipc/MutexGuard.h"
#include "fsfw/serviceinterface/ServiceInterface.h"
ReturnValue_t Clock::setClock(const timeval* time) {
timespec timeUnix{};
timeUnix.tv_sec = time->tv_sec;
timeUnix.tv_nsec = (__syscall_slong_t)time->tv_usec * 1000;
int status = clock_settime(CLOCK_REALTIME, &timeUnix);
if (status != 0) {
// TODO errno
return returnvalue::FAILED;
}
return returnvalue::OK;
}
ReturnValue_t Clock::getClock_timeval(timeval* time) {
timespec timeUnix{};
int status = clock_gettime(CLOCK_REALTIME, &timeUnix);
if (status != 0) {
return returnvalue::FAILED;
}
time->tv_sec = timeUnix.tv_sec;
time->tv_usec = timeUnix.tv_nsec / 1000.0;
return returnvalue::OK;
}
timeval Clock::getUptime() {
timeval uptime{0,0};
double uptimeSeconds;
if (std::ifstream("/proc/uptime", std::ios::in) >> uptimeSeconds) {
uptime->tv_sec = uptimeSeconds;
uptime->tv_usec = uptimeSeconds * (double)1e6 - (uptime->tv_sec * 1e6);
}
return uptime;
}
// Wait for new FSFW Clock function delivering seconds uptime.
// uint32_t Clock::getUptimeSeconds() {
// //TODO This is not posix compatible and delivers only seconds precision
// struct sysinfo sysInfo;
// int result = sysinfo(&sysInfo);
// if(result != 0){
// return returnvalue::FAILED;
// }
// return sysInfo.uptime;
//}