fsfw/src/fsfw/datapool/ReadCommitIF.h
Ulrich Mohr 217276d50c
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renamed returnvalue header
2022-08-16 12:48:22 +02:00

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C++

#ifndef FSFW_DATAPOOL_READCOMMITIF_H_
#define FSFW_DATAPOOL_READCOMMITIF_H_
#include "../ipc/MutexIF.h"
#include "../returnvalues/returnvalue.h"
/**
* @brief Common interface for all software objects which employ read-commit
* semantics.
*/
class ReadCommitIF {
friend class ReadCommitIFAttorney;
public:
virtual ~ReadCommitIF() {}
virtual ReturnValue_t read(MutexIF::TimeoutType timeoutType, uint32_t timeoutMs) = 0;
virtual ReturnValue_t commit(MutexIF::TimeoutType timeoutType, uint32_t timeoutMs) = 0;
protected:
/* Optional and protected because this is interesting for classes grouping members with commit
and read semantics where the lock is only necessary once. */
virtual ReturnValue_t readWithoutLock() { return read(MutexIF::TimeoutType::WAITING, 20); }
virtual ReturnValue_t commitWithoutLock() { return commit(MutexIF::TimeoutType::WAITING, 20); }
};
#endif /* FSFW_DATAPOOL_READCOMMITIF_H_ */