57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
#ifndef FSFW_STORAGEMANAGER_POOLMANAGER_H_
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#define FSFW_STORAGEMANAGER_POOLMANAGER_H_
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#include "LocalPool.h"
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#include "StorageAccessor.h"
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#include "../ipc/MutexHelper.h"
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/**
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* @brief The PoolManager class provides an intermediate data storage with
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* a fixed pool size policy for inter-process communication.
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* @details Uses local pool calls but is thread safe by protecting the call
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* with a lock.
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* @author Bastian Baetz
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*/
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template <uint8_t NUMBER_OF_POOLS = 5>
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class PoolManager : public LocalPool<NUMBER_OF_POOLS> {
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public:
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PoolManager(object_id_t setObjectId,
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const uint16_t element_sizes[NUMBER_OF_POOLS],
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const uint16_t n_elements[NUMBER_OF_POOLS]);
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/**
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* @brief In the PoolManager's destructor all allocated memory
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* is freed.
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*/
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virtual ~PoolManager();
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/**
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* @brief LocalPool overrides for thread-safety. Decorator function
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* which wraps LocalPool calls with a mutex protection.
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*/
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ReturnValue_t deleteData(store_address_t) override;
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ReturnValue_t deleteData(uint8_t* buffer, size_t size,
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store_address_t* storeId = nullptr) override;
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void setMutexTimeout(uint32_t mutexTimeoutMs);
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protected:
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//! Default mutex timeout value to prevent permanent blocking.
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uint32_t mutexTimeoutMs = 20;
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ReturnValue_t reserveSpace(const uint32_t size, store_address_t* address,
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bool ignoreFault) override;
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/**
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* @brief The mutex is created in the constructor and makes
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* access mutual exclusive.
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* @details Locking and unlocking is done during searching for free slots
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* and deleting existing slots.
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*/
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MutexIF* mutex;
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};
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#include "PoolManager.tpp"
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#endif /* FSFW_STORAGEMANAGER_POOLMANAGER_H_ */
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