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Moved leap second management

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This commit is contained in:
Steffen Gaisser 2021-06-14 14:40:40 +02:00
parent 2f511523cb
commit eead2a8a49
Signed by: gaisser
GPG Key ID: 83D8D0FE95C319A6
5 changed files with 71 additions and 285 deletions
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68
osal/FreeRTOS/Clock.cpp
View File

@ -134,71 +134,3 @@ ReturnValue_t Clock::convertTimevalToJD2000(timeval time, double* JD2000) {
/ 3600.; / 3600.;
return HasReturnvaluesIF::RETURN_OK; return HasReturnvaluesIF::RETURN_OK;
} }
ReturnValue_t Clock::convertUTCToTT(timeval utc, timeval* tt) {
//SHOULDDO: works not for dates in the past (might have less leap seconds)
if (timeMutex == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
uint16_t leapSeconds;
ReturnValue_t result = getLeapSeconds(&leapSeconds);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
timeval leapSeconds_timeval = { 0, 0 };
leapSeconds_timeval.tv_sec = leapSeconds;
//initial offset between UTC and TAI
timeval UTCtoTAI1972 = { 10, 0 };
timeval TAItoTT = { 32, 184000 };
*tt = utc + leapSeconds_timeval + UTCtoTAI1972 + TAItoTT;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t Clock::setLeapSeconds(const uint16_t leapSeconds_) {
if (checkOrCreateClockMutex() != HasReturnvaluesIF::RETURN_OK) {
return HasReturnvaluesIF::RETURN_FAILED;
}
ReturnValue_t result = timeMutex->lockMutex(MutexIF::TimeoutType::BLOCKING);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
leapSeconds = leapSeconds_;
result = timeMutex->unlockMutex();
return result;
}
ReturnValue_t Clock::getLeapSeconds(uint16_t* leapSeconds_) {
if (timeMutex == NULL) {
return HasReturnvaluesIF::RETURN_FAILED;
}
ReturnValue_t result = timeMutex->lockMutex(MutexIF::TimeoutType::BLOCKING);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
*leapSeconds_ = leapSeconds;
result = timeMutex->unlockMutex();
return result;
}
ReturnValue_t Clock::checkOrCreateClockMutex() {
if (timeMutex == NULL) {
MutexFactory* mutexFactory = MutexFactory::instance();
if (mutexFactory == NULL) {
return HasReturnvaluesIF::RETURN_FAILED;
}
timeMutex = mutexFactory->createMutex();
if (timeMutex == NULL) {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
return HasReturnvaluesIF::RETURN_OK;
}

68
osal/host/Clock.cpp
View File

@ -170,71 +170,3 @@ ReturnValue_t Clock::convertTimevalToJD2000(timeval time, double* JD2000) {
/ 3600.; / 3600.;
return HasReturnvaluesIF::RETURN_OK; return HasReturnvaluesIF::RETURN_OK;
} }
ReturnValue_t Clock::convertUTCToTT(timeval utc, timeval* tt) {
//SHOULDDO: works not for dates in the past (might have less leap seconds)
if (timeMutex == NULL) {
return HasReturnvaluesIF::RETURN_FAILED;
}
uint16_t leapSeconds;
ReturnValue_t result = getLeapSeconds(&leapSeconds);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
timeval leapSeconds_timeval = { 0, 0 };
leapSeconds_timeval.tv_sec = leapSeconds;
//initial offset between UTC and TAI
timeval UTCtoTAI1972 = { 10, 0 };
timeval TAItoTT = { 32, 184000 };
*tt = utc + leapSeconds_timeval + UTCtoTAI1972 + TAItoTT;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t Clock::setLeapSeconds(const uint16_t leapSeconds_) {
if(checkOrCreateClockMutex()!=HasReturnvaluesIF::RETURN_OK){
return HasReturnvaluesIF::RETURN_FAILED;
}
ReturnValue_t result = timeMutex->lockMutex();
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
leapSeconds = leapSeconds_;
result = timeMutex->unlockMutex();
return result;
}
ReturnValue_t Clock::getLeapSeconds(uint16_t* leapSeconds_) {
if(timeMutex == nullptr){
return HasReturnvaluesIF::RETURN_FAILED;
}
ReturnValue_t result = timeMutex->lockMutex();
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
*leapSeconds_ = leapSeconds;
result = timeMutex->unlockMutex();
return result;
}
ReturnValue_t Clock::checkOrCreateClockMutex(){
if(timeMutex == nullptr){
MutexFactory* mutexFactory = MutexFactory::instance();
if (mutexFactory == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
timeMutex = mutexFactory->createMutex();
if (timeMutex == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
return HasReturnvaluesIF::RETURN_OK;
}

68
osal/linux/Clock.cpp
View File

@ -153,71 +153,3 @@ ReturnValue_t Clock::convertTimevalToJD2000(timeval time, double* JD2000) {
/ 3600.; / 3600.;
return HasReturnvaluesIF::RETURN_OK; return HasReturnvaluesIF::RETURN_OK;
} }
ReturnValue_t Clock::convertUTCToTT(timeval utc, timeval* tt) {
//SHOULDDO: works not for dates in the past (might have less leap seconds)
if (timeMutex == NULL) {
return HasReturnvaluesIF::RETURN_FAILED;
}
uint16_t leapSeconds;
ReturnValue_t result = getLeapSeconds(&leapSeconds);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
timeval leapSeconds_timeval = { 0, 0 };
leapSeconds_timeval.tv_sec = leapSeconds;
//initial offset between UTC and TAI
timeval UTCtoTAI1972 = { 10, 0 };
timeval TAItoTT = { 32, 184000 };
*tt = utc + leapSeconds_timeval + UTCtoTAI1972 + TAItoTT;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t Clock::setLeapSeconds(const uint16_t leapSeconds_) {
if(checkOrCreateClockMutex()!=HasReturnvaluesIF::RETURN_OK){
return HasReturnvaluesIF::RETURN_FAILED;
}
ReturnValue_t result = timeMutex->lockMutex(MutexIF::TimeoutType::BLOCKING);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
leapSeconds = leapSeconds_;
result = timeMutex->unlockMutex();
return result;
}
ReturnValue_t Clock::getLeapSeconds(uint16_t* leapSeconds_) {
if(timeMutex==NULL){
return HasReturnvaluesIF::RETURN_FAILED;
}
ReturnValue_t result = timeMutex->lockMutex(MutexIF::TimeoutType::BLOCKING);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
*leapSeconds_ = leapSeconds;
result = timeMutex->unlockMutex();
return result;
}
ReturnValue_t Clock::checkOrCreateClockMutex(){
if(timeMutex == nullptr){
MutexFactory* mutexFactory = MutexFactory::instance();
if (mutexFactory == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
timeMutex = mutexFactory->createMutex();
if (timeMutex == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
return HasReturnvaluesIF::RETURN_OK;
}

62
osal/rtems/Clock.cpp
View File

@ -154,65 +154,3 @@ ReturnValue_t Clock::convertTimevalToJD2000(timeval time, double* JD2000) {
/ 3600.; / 3600.;
return HasReturnvaluesIF::RETURN_OK; return HasReturnvaluesIF::RETURN_OK;
} }
ReturnValue_t Clock::convertUTCToTT(timeval utc, timeval* tt) {
//SHOULDDO: works not for dates in the past (might have less leap seconds)
if (timeMutex == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
uint16_t leapSeconds;
ReturnValue_t result = getLeapSeconds(&leapSeconds);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
timeval leapSeconds_timeval = { 0, 0 };
leapSeconds_timeval.tv_sec = leapSeconds;
//initial offset between UTC and TAI
timeval UTCtoTAI1972 = { 10, 0 };
timeval TAItoTT = { 32, 184000 };
*tt = utc + leapSeconds_timeval + UTCtoTAI1972 + TAItoTT;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t Clock::setLeapSeconds(const uint16_t leapSeconds_) {
if(checkOrCreateClockMutex()!=HasReturnvaluesIF::RETURN_OK){
return HasReturnvaluesIF::RETURN_FAILED;
}
MutexGuard helper(timeMutex);
leapSeconds = leapSeconds_;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t Clock::getLeapSeconds(uint16_t* leapSeconds_) {
if(timeMutex==nullptr){
return HasReturnvaluesIF::RETURN_FAILED;
}
MutexGuard helper(timeMutex);
*leapSeconds_ = leapSeconds;
return HasReturnvaluesIF::RETURN_OK;
}
ReturnValue_t Clock::checkOrCreateClockMutex(){
if(timeMutex==nullptr){
MutexFactory* mutexFactory = MutexFactory::instance();
if (mutexFactory == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
timeMutex = mutexFactory->createMutex();
if (timeMutex == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
return HasReturnvaluesIF::RETURN_OK;
}

68
timemanager/Clock.h
View File

@ -124,6 +124,8 @@ public:
* Calculates and adds the offset between UTC and TT * Calculates and adds the offset between UTC and TT
* *
* Depends on the leap seconds to be set correctly. * Depends on the leap seconds to be set correctly.
* Therefore, it does not work for historic
* dates as only the current leap seconds are known.
* *
* @param utc timeval, corresponding to UTC time * @param utc timeval, corresponding to UTC time
* @param[out] tt timeval, corresponding to Terrestial Time * @param[out] tt timeval, corresponding to Terrestial Time
@ -131,7 +133,28 @@ public:
* - @c RETURN_OK on success * - @c RETURN_OK on success
* - @c RETURN_FAILED if leapSeconds are not set * - @c RETURN_FAILED if leapSeconds are not set
*/ */
static ReturnValue_t convertUTCToTT(timeval utc, timeval* tt); static ReturnValue_t Clock::convertUTCToTT(timeval utc, timeval *tt) {
if (timeMutex == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
uint16_t leapSeconds;
ReturnValue_t result = getLeapSeconds(&leapSeconds);
if (result != HasReturnvaluesIF::RETURN_OK) {
return result;
}
timeval leapSeconds_timeval = { 0, 0 };
leapSeconds_timeval.tv_sec = leapSeconds;
//initial offset between UTC and TAI
timeval UTCtoTAI1972 = { 10, 0 };
timeval TAItoTT = { 32, 184000 };
*tt = utc + leapSeconds_timeval + UTCtoTAI1972 + TAItoTT;
return HasReturnvaluesIF::RETURN_OK;
}
/** /**
* Set the Leap Seconds since 1972 * Set the Leap Seconds since 1972
@ -139,34 +162,63 @@ public:
* @param leapSeconds_ * @param leapSeconds_
* @return * @return
* - @c RETURN_OK on success. * - @c RETURN_OK on success.
* - Otherwise, the OS failure code is returned.
*/ */
static ReturnValue_t setLeapSeconds(const uint16_t leapSeconds_); static ReturnValue_t Clock::setLeapSeconds(const uint16_t leapSeconds_) {
if (checkOrCreateClockMutex() != HasReturnvaluesIF::RETURN_OK) {
return HasReturnvaluesIF::RETURN_FAILED;
}
MutexGuard helper(timeMutex);
leapSeconds = leapSeconds_;
return HasReturnvaluesIF::RETURN_OK;
}
/** /**
* Get the Leap Seconds since 1972 * Get the Leap Seconds since 1972
* *
* Must be set before! * Setter must be called before
* *
* @param[out] leapSeconds_ * @param[out] leapSeconds_
* @return * @return
* - @c RETURN_OK on success. * - @c RETURN_OK on success.
* - Otherwise, the OS failure code is returned. * - @c RETURN_FAILED on error
*/ */
static ReturnValue_t getLeapSeconds(uint16_t *leapSeconds_); static ReturnValue_t getLeapSeconds(uint16_t *leapSeconds_);
ReturnValue_t Clock::getLeapSeconds(uint16_t *leapSeconds_) {
if (timeMutex == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
MutexGuard helper(timeMutex);
*leapSeconds_ = leapSeconds;
return HasReturnvaluesIF::RETURN_OK;
}
private:
/** /**
* Function to check and create the Mutex for the clock * Function to check and create the Mutex for the clock
* @return * @return
* - @c RETURN_OK on success. * - @c RETURN_OK on success.
* - Otherwise @c RETURN_FAILED if not able to create one * - Otherwise @c RETURN_FAILED if not able to create one
*/ */
static ReturnValue_t checkOrCreateClockMutex(); static ReturnValue_t Clock::checkOrCreateClockMutex() {
if (timeMutex == nullptr) {
MutexFactory *mutexFactory = MutexFactory::instance();
if (mutexFactory == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
timeMutex = mutexFactory->createMutex();
if (timeMutex == nullptr) {
return HasReturnvaluesIF::RETURN_FAILED;
}
}
return HasReturnvaluesIF::RETURN_OK;
}
private:
static MutexIF *timeMutex; static MutexIF *timeMutex;
static uint16_t leapSeconds; static uint16_t leapSeconds;
}; };
#endif /* FSFW_TIMEMANAGER_CLOCK_H_ */ #endif /* FSFW_TIMEMANAGER_CLOCK_H_ */