fsfw/osal/FreeRTOS/Timekeeper.cpp

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#include "Timekeeper.h"
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#include "FreeRTOSConfig.h"
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Timekeeper * Timekeeper::myinstance = nullptr;
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Timekeeper::Timekeeper() : offset( { 0, 0 } ) {}
Timekeeper::~Timekeeper() {}
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const timeval& Timekeeper::getOffset() const {
return offset;
}
Timekeeper* Timekeeper::instance() {
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if (myinstance == nullptr) {
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myinstance = new Timekeeper();
}
return myinstance;
}
void Timekeeper::setOffset(const timeval& offset) {
this->offset = offset;
}
timeval Timekeeper::ticksToTimeval(TickType_t ticks) {
timeval uptime;
uptime.tv_sec = ticks / configTICK_RATE_HZ;
//TODO explain, think about overflow
uint32_t subsecondTicks = ticks % configTICK_RATE_HZ;
uint64_t usecondTicks = subsecondTicks * 1000000;
uptime.tv_usec = usecondTicks / configTICK_RATE_HZ;
return uptime;
}
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TickType_t Timekeeper::getTicks() {
return xTaskGetTickCount();
}