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new store accessor classes

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implementation of local pool and pool manager extracted into
tpp file.

store_address_t definition extracted in separate file to avoid circular
includes by using forward declarations
This commit is contained in:
Robin Müller
2020-05-29 16:37:46 +02:00
parent cb14ec15b5
commit 8af5a32f1d
8 changed files with 868 additions and 442 deletions
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96
storagemanager/PoolManager.h
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@ -1,86 +1,44 @@
/**
* @file PoolManager
*
* @date 02.02.2012
* @author Bastian Baetz
*
* @brief This file contains the definition of the PoolManager class.
*/
#ifndef POOLMANAGER_H_
#define POOLMANAGER_H_
#ifndef FRAMEWORK_STORAGEMANAGER_POOLMANAGER_H_
#define FRAMEWORK_STORAGEMANAGER_POOLMANAGER_H_
#include <framework/storagemanager/LocalPool.h>
#include <framework/ipc/MutexHelper.h>
#include <framework/storagemanager/StorageAccessor.h>
/**
* @brief The PoolManager class provides an intermediate data storage with
* a fixed pool size policy for inter-process communication.
* \details Uses local pool, but is thread-safe.
* @details Uses local pool calls but is thread safe by protecting the call
* with a lock.
*/
template <uint8_t NUMBER_OF_POOLS = 5>
template <uint8_t NUMBER_OF_POOLS>
class PoolManager : public LocalPool<NUMBER_OF_POOLS> {
public:
PoolManager(object_id_t setObjectId,
const uint16_t element_sizes[NUMBER_OF_POOLS],
const uint16_t n_elements[NUMBER_OF_POOLS]);
//! @brief In the PoolManager's destructor all allocated memory is freed.
virtual ~PoolManager();
//! @brief LocalPool overrides for thread-safety. Decorator function which
//! wraps LocalPool calls with a mutex protection.
ReturnValue_t deleteData(store_address_t) override;
ReturnValue_t deleteData(uint8_t* buffer, size_t size,
store_address_t* storeId = nullptr) override;
protected:
/**
* Overwritten for thread safety.
* Locks during execution.
*/
virtual ReturnValue_t reserveSpace(const uint32_t size, store_address_t* address, bool ignoreFault);
ReturnValue_t reserveSpace(const uint32_t size, store_address_t* address,
bool ignoreFault) override;
/**
* \brief The mutex is created in the constructor and makes access mutual exclusive.
* \details Locking and unlocking is done during searching for free slots and deleting existing slots.
* @brief The mutex is created in the constructor and makes
* access mutual exclusive.
* @details Locking and unlocking is done during searching for free slots
* and deleting existing slots.
*/
MutexIF* mutex;
public:
PoolManager( object_id_t setObjectId, const uint16_t element_sizes[NUMBER_OF_POOLS], const uint16_t n_elements[NUMBER_OF_POOLS] );
/**
* @brief In the PoolManager's destructor all allocated memory is freed.
*/
virtual ~PoolManager( void );
/**
* Overwritten for thread safety.
*/
virtual ReturnValue_t deleteData(store_address_t);
virtual ReturnValue_t deleteData(uint8_t* buffer, uint32_t size, store_address_t* storeId = NULL);
MutexIF* mutex;
};
template<uint8_t NUMBER_OF_POOLS>
inline ReturnValue_t PoolManager<NUMBER_OF_POOLS>::reserveSpace(const uint32_t size, store_address_t* address, bool ignoreFault) {
MutexHelper mutexHelper(mutex,MutexIF::NO_TIMEOUT);
ReturnValue_t status = LocalPool<NUMBER_OF_POOLS>::reserveSpace(size,address,ignoreFault);
return status;
}
template<uint8_t NUMBER_OF_POOLS>
inline PoolManager<NUMBER_OF_POOLS>::PoolManager(object_id_t setObjectId,
const uint16_t element_sizes[NUMBER_OF_POOLS],
const uint16_t n_elements[NUMBER_OF_POOLS]) : LocalPool<NUMBER_OF_POOLS>(setObjectId, element_sizes, n_elements, true) {
mutex = MutexFactory::instance()->createMutex();
}
template<uint8_t NUMBER_OF_POOLS>
inline PoolManager<NUMBER_OF_POOLS>::~PoolManager(void) {
MutexFactory::instance()->deleteMutex(mutex);
}
template<uint8_t NUMBER_OF_POOLS>
inline ReturnValue_t PoolManager<NUMBER_OF_POOLS>::deleteData(
store_address_t packet_id) {
// debug << "PoolManager( " << translateObject(getObjectId()) << " )::deleteData from store " << packet_id.pool_index << ". id is " << packet_id.packet_index << std::endl;
MutexHelper mutexHelper(mutex,MutexIF::NO_TIMEOUT);
ReturnValue_t status = LocalPool<NUMBER_OF_POOLS>::deleteData(packet_id);
return status;
}
template<uint8_t NUMBER_OF_POOLS>
inline ReturnValue_t PoolManager<NUMBER_OF_POOLS>::deleteData(uint8_t* buffer, uint32_t size,
store_address_t* storeId) {
MutexHelper mutexHelper(mutex,MutexIF::NO_TIMEOUT);
ReturnValue_t status = LocalPool<NUMBER_OF_POOLS>::deleteData(buffer, size, storeId);
return status;
}
#include "PoolManager.tpp"
#endif /* POOLMANAGER_H_ */