fsfw/ipc/MutexHelper.h

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#ifndef FRAMEWORK_IPC_MUTEXHELPER_H_
#define FRAMEWORK_IPC_MUTEXHELPER_H_
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#include "MutexFactory.h"
#include "../serviceinterface/ServiceInterface.h"
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class MutexHelper {
public:
MutexHelper(MutexIF* mutex, MutexIF::TimeoutType timeoutType =
MutexIF::TimeoutType::BLOCKING, uint32_t timeoutMs = 0):
internalMutex(mutex) {
if(mutex == nullptr) {
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#if FSFW_VERBOSE_LEVEL >= 1
#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "MutexHelper: Passed mutex is invalid!" << std::endl;
#else
sif::printError("MutexHelper: Passed mutex is invalid!\n");
#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
return;
}
ReturnValue_t status = mutex->lockMutex(timeoutType,
timeoutMs);
if(status == MutexIF::MUTEX_TIMEOUT) {
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#if FSFW_VERBOSE_LEVEL >= 1
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#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "MutexHelper: Lock of mutex failed with timeout of "
<< timeoutMs << " milliseconds!" << std::endl;
#else
sif::printError("MutexHelper: Lock of mutex failed with timeout of %lu milliseconds\n",
timeoutMs);
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#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
}
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else if(status != HasReturnvaluesIF::RETURN_OK) {
#if FSFW_VERBOSE_LEVEL >= 1
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#if FSFW_CPP_OSTREAM_ENABLED == 1
sif::error << "MutexHelper: Lock of Mutex failed with code " << status << std::endl;
#else
sif::printError("MutexHelper: Lock of Mutex failed with code %d\n", status);
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#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
#endif /* FSFW_VERBOSE_LEVEL >= 1 */
}
}
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~MutexHelper() {
if(internalMutex != nullptr) {
internalMutex->unlockMutex();
}
}
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private:
MutexIF* internalMutex;
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};
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#endif /* FRAMEWORK_IPC_MUTEXHELPER_H_ */