Today's the day. Renamed platform to framework.

datapool/DataPool.cpp

@@ -0,0 +1,136 @@
+/*
+ * DataPool.cpp
+ *
+ *  Created on: 17.10.2012
+ *      Author: baetz
+ */
+
+
+#include <framework/datapool/DataPool.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+DataPool::DataPool( void ( *initFunction )( std::map<uint32_t, PoolEntryIF*>* pool_map ) ) {
+	this->mutex = new MutexId_t;
+	OSAL::createMutex( OSAL::buildName('M','T','X','0'), ( this->mutex ) );
+	if (initFunction != NULL ) {
+		initFunction( &this->data_pool );
+	}
+}
+
+DataPool::~DataPool() {
+	OSAL::deleteMutex( this->mutex );
+	delete this->mutex;
+	for ( std::map<uint32_t, PoolEntryIF*>::iterator it = this->data_pool.begin(); it != this->data_pool.end(); ++it ) {
+		delete it->second;
+	}
+}
+
+//The function checks PID, type and array length before returning a copy of the PoolEntry. In failure case, it returns a temp-Entry with size 0 and NULL-ptr.
+template <typename T> PoolEntry<T>* DataPool::getData( uint32_t data_pool_id,  uint8_t sizeOrPosition ) {
+	std::map<uint32_t, PoolEntryIF*>::iterator it = this->data_pool.find( data_pool_id );
+	if ( it != this->data_pool.end() ) {
+		PoolEntry<T>* entry = dynamic_cast< PoolEntry<T>* >( it->second );
+		if (entry != NULL ) {
+			if ( sizeOrPosition <= entry->length ) {
+				return entry;
+			}
+		}
+	}
+	return NULL;
+}
+
+PoolEntryIF* DataPool::getRawData( uint32_t data_pool_id ) {
+	std::map<uint32_t, PoolEntryIF*>::iterator it = this->data_pool.find( data_pool_id );
+	if ( it != this->data_pool.end() ) {
+		return it->second;
+	} else {
+		return NULL;
+	}
+}
+
+//uint8_t DataPool::getRawData( uint32_t data_pool_id, uint8_t* address, uint16_t* size, uint32_t max_size ) {
+//	std::map<uint32_t, PoolEntryIF*>::iterator it = this->data_pool.find( data_pool_id );
+//	if ( it != this->data_pool.end() ) {
+//		if ( it->second->getByteSize() <= max_size ) {
+//			*size = it->second->getByteSize();
+//			memcpy( address, it->second->getRawData(), *size );
+//			return DP_SUCCESSFUL;
+//		}
+//	}
+//	*size = 0;
+//	return DP_FAILURE;
+//}
+
+ReturnValue_t DataPool::freeDataPoolLock() {
+	ReturnValue_t status = OSAL::unlockMutex( this->mutex );
+	if ( status != RETURN_OK ) {
+		error << "DataPool::DataPool: unlock of mutex failed with error code: " << status << std::endl;
+	}
+	return status;
+}
+
+ReturnValue_t DataPool::lockDataPool() {
+	ReturnValue_t status = OSAL::lockMutex( this->mutex, OSAL::NO_TIMEOUT );
+	if ( status != RETURN_OK ) {
+		error << "DataPool::DataPool: lock of mutex failed with error code: " << status << std::endl;
+	}
+	return status;
+}
+
+void DataPool::print() {
+	debug << "DataPool contains: " << std::endl;
+	std::map<uint32_t, PoolEntryIF*>::iterator	dataPoolIt;
+	dataPoolIt = this->data_pool.begin();
+	while( dataPoolIt != this->data_pool.end() ) {
+		debug << std::hex << dataPoolIt->first << std::dec << " |";
+		dataPoolIt->second->print();
+		dataPoolIt++;
+	}
+}
+
+template PoolEntry<uint8_t>* DataPool::getData<uint8_t>( uint32_t data_pool_id,  uint8_t size );
+template PoolEntry<uint16_t>* DataPool::getData<uint16_t>( uint32_t data_pool_id,  uint8_t size );
+template PoolEntry<uint32_t>* DataPool::getData<uint32_t>( uint32_t data_pool_id,  uint8_t size );
+template PoolEntry<uint64_t>* DataPool::getData<uint64_t>(uint32_t data_pool_id,
+		uint8_t size);
+template PoolEntry<int8_t>* DataPool::getData<int8_t>( uint32_t data_pool_id,  uint8_t size );
+template PoolEntry<int16_t>* DataPool::getData<int16_t>( uint32_t data_pool_id,  uint8_t size );
+template PoolEntry<int32_t>* DataPool::getData<int32_t>( uint32_t data_pool_id,  uint8_t size );
+template PoolEntry<float>* DataPool::getData<float>( uint32_t data_pool_id,  uint8_t size );
+template PoolEntry<double>* DataPool::getData<double>(uint32_t data_pool_id,
+		uint8_t size);
+
+
+uint32_t DataPool::PIDToDataPoolId(uint32_t parameter_id) {
+	return (parameter_id >> 8) & 0x00FFFFFF;
+}
+
+uint8_t DataPool::PIDToArrayIndex(uint32_t parameter_id) {
+	return (parameter_id & 0x000000FF);
+}
+
+uint32_t DataPool::poolIdAndPositionToPid(uint32_t poolId, uint8_t index) {
+	return (poolId << 8) + index;
+}
+
+//TODO: This is not 100% clean. Should return returnValue and type by passing...
+//TODO: Do we need a mutex lock here... I don't think so, as we only check static const values of elements in a list that do not change.
+Type DataPool::getType(uint32_t parameter_id) {
+	std::map<uint32_t, PoolEntryIF*>::iterator it = this->data_pool.find( PIDToDataPoolId(parameter_id));
+	if ( it != this->data_pool.end() ) {
+		return it->second->getType();
+	} else {
+		return Type::UNKNOWN_TYPE;
+	}
+}
+
+bool DataPool::exists(uint32_t parameterId) {
+	uint32_t poolId = PIDToDataPoolId(parameterId);
+	uint32_t index = PIDToArrayIndex(parameterId);
+	std::map<uint32_t, PoolEntryIF*>::iterator it = this->data_pool.find( poolId );
+	if (it != data_pool.end()) {
+		if (it->second->getSize() >= index) {
+			return true;
+		}
+	}
+	return false;
+}

datapool/DataPool.h

@@ -0,0 +1,129 @@
+/**
+ *	\file	DataPool.h
+ *
+ *  \date	10/17/2012
+ *	\author	Bastian Baetz
+ *
+ *	\brief	This file contains the definition of the DataPool class and (temporarily)
+ *			the "extern" definition of the global dataPool instance.
+ */
+
+#ifndef DATAPOOL_H_
+#define DATAPOOL_H_
+
+#include <framework/datapool/PoolEntry.h>
+#include <framework/globalfunctions/Type.h>
+#include <framework/osal/OSAL.h>
+#include <map>
+
+/**
+ * \defgroup data_pool Data Pool
+ * This is the group, where all classes associated with Data Pool Handling belong to.
+ * This includes classes to access Data Pool variables.
+ */
+
+#define DP_SUCCESSFUL	0
+#define DP_FAILURE		1
+
+/**
+ *	\brief		This class represents the OBSW global data-pool.
+ *
+ *	\details	All variables are registered and space is allocated in an initialization
+ *				function, which is passed do the constructor.
+ *				Space for the variables is allocated on the heap (with a new call).
+ *				The data is found by a data pool id, which uniquely represents a variable.
+ *				Data pool variables should be used with a blackboard logic in mind,
+ *				which means read data is valid (if flagged so), but not necessarily up-to-date.
+ *				Variables are either single values or arrays.
+ *	\ingroup data_pool
+ */
+class DataPool : public HasReturnvaluesIF {
+private:
+	/**
+	 * \brief	This is the actual data pool itself.
+	 * \details	It is represented by a map
+	 * 			with the data pool id as index and a pointer to a single PoolEntry as value.
+	 */
+	std::map<uint32_t, PoolEntryIF*> data_pool;
+public:
+	/**
+	 * \brief	The mutex is created in the constructor and makes access mutual exclusive.
+	 * \details	Locking and unlocking the pool is only done by the DataSet class.
+	 */
+	MutexId_t*	mutex;
+	/**
+	 * \brief	In the classes constructor, the passed initialization function is called.
+	 * \details	To enable filling the pool,
+	 * 			a pointer to the map is passed, allowing direct access to the pool's content.
+	 * 			On runtime, adding or removing variables is forbidden.
+	 */
+	DataPool( void ( *initFunction )( std::map<uint32_t, PoolEntryIF*>* pool_map ) );
+	/**
+	 * 	\brief	The destructor iterates through the data_pool map and calls all Entries destructors to clean up the heap.
+	 */
+	~DataPool();
+	/**
+	 * \brief	This is the default call to access the pool.
+	 * \details	A pointer to the PoolEntry object is returned.
+	 *  		The call checks data pool id, type and array size. Returns NULL in case of failure.
+	 * \param data_pool_id	The data pool id to search.
+	 * \param sizeOrPosition The array size (not byte size!) of the pool entry, or the position the user wants to read.
+	 * 			If smaller than the entry size, everything's ok.
+	 */
+	template <typename T> PoolEntry<T>* getData( uint32_t data_pool_id, uint8_t sizeOrPosition );
+	/**
+	 * \brief	An alternative call to get a data pool entry in case the type is not implicitly known
+	 * 			(i.e. in Housekeeping Telemetry).
+	 * \details	It returns a basic interface and does NOT perform
+	 * 			a size check. The caller has to assure he does not copy too much data.
+	 * 			Returns NULL in case the entry is not found.
+	 * \param data_pool_id	The data pool id to search.
+	 */
+	PoolEntryIF* getRawData( uint32_t data_pool_id );
+	/**
+	 * \brief	This is a small helper function to facilitate locking the global data pool.
+	 * \details	It fetches the pool's mutex id and tries to acquire the mutex.
+	 */
+	ReturnValue_t lockDataPool();
+	/**
+	 * \brief	This is a small helper function to facilitate unlocking the global data pool.
+	 * \details	It fetches the pool's mutex id and tries to free the mutex.
+	 */
+	ReturnValue_t freeDataPoolLock();
+	/**
+	 * \brief	The print call is a simple debug method.
+	 * \details	It prints the current content of the data pool.
+	 *  		It iterates through the data_pool map and calls each entry's print() method.
+	 */
+	void print();
+	/**
+	 * Extracts the data pool id from a SCOS 2000 PID.
+	 * @param parameter_id The passed Parameter ID.
+	 * @return The data pool id as used within the OBSW.
+	 */
+	static uint32_t PIDToDataPoolId( uint32_t parameter_id );
+	/**
+	 * Extracts an array index out of a SCOS 2000 PID.
+	 * @param parameter_id The passed Parameter ID.
+	 * @return The index of the corresponding data pool entry.
+	 */
+	static uint8_t PIDToArrayIndex( uint32_t parameter_id );
+	/**
+	 * Retransforms a data pool id and an array index to a SCOS 2000 PID.
+	 */
+	static uint32_t poolIdAndPositionToPid( uint32_t poolId, uint8_t index );
+
+	Type getType( uint32_t parameter_id );
+	/**
+	 * Method to check if a PID exists.
+	 * Does not lock, as there's no possibility to alter the list that is checked during run-time.
+	 * @param parameterId The PID (not pool id!) of a parameter.
+	 * @return	true if exists, false else.
+	 */
+	bool exists(uint32_t parameterId);
+};
+
+//TODO: Remove this, if data pool is get by Satellite Manager
+//Better make clean Singleton.
+extern DataPool dataPool;
+#endif /* DATAPOOL_H_ */

datapool/DataPoolAdmin.cpp

@@ -0,0 +1,112 @@
+/*
+ * DataPoolAdmin.cpp
+ *
+ *  Created on: 05.12.2013
+ *      Author: baetz
+ */
+
+
+
+#include <framework/datapool/DataPool.h>
+#include <framework/datapool/DataPoolAdmin.h>
+#include <framework/datapool/DataSet.h>
+#include <framework/datapool/PoolRawAccess.h>
+#include <framework/ipc/CommandMessage.h>
+
+
+DataPoolAdmin::DataPoolAdmin(object_id_t objectId ) : SystemObject(objectId), commandQueue(), memoryHelper(this, &commandQueue){
+}
+
+ReturnValue_t DataPoolAdmin::performOperation() {
+	handleCommand();
+	return RETURN_OK;
+}
+
+MessageQueueId_t DataPoolAdmin::getCommandQueue() const {
+	return commandQueue.getId();
+}
+
+void DataPoolAdmin::handleCommand() {
+	CommandMessage command;
+	ReturnValue_t result = commandQueue.receiveMessage(&command);
+	if (result != RETURN_OK) {
+		return;
+	}
+	result = memoryHelper.handleMemoryCommand(&command);
+	if (result != RETURN_OK) {
+		command.setToUnknownCommand(command.getCommand());
+		commandQueue.reply( &command );
+	}
+}
+
+ReturnValue_t DataPoolAdmin::handleMemoryLoad(uint32_t address,
+		const uint8_t* data, uint32_t size, uint8_t** dataPointer) {
+	uint32_t poolId = ::dataPool.PIDToDataPoolId( address );
+	uint8_t arrayIndex = ::dataPool.PIDToArrayIndex( address );
+	DataSet testSet;
+	PoolRawAccess varToGetSize( poolId, arrayIndex, &testSet, PoolVariableIF::VAR_READ );
+	ReturnValue_t status = testSet.read();
+	if (status != RETURN_OK) {
+		return INVALID_ADDRESS;
+	}
+	uint8_t typeSize = varToGetSize.getSizeOfType();
+	if ( size > varToGetSize.getSizeTillEnd() ) {
+		return INVALID_SIZE;
+	}
+	const uint8_t* readPosition = data;
+	for ( ; size > 0; size -= typeSize ) {
+		DataSet rawSet;
+		PoolRawAccess variable( poolId, arrayIndex, &rawSet, PoolVariableIF::VAR_READ_WRITE );
+		status = rawSet.read();
+		if (status == RETURN_OK) {
+			status = variable.setEntryFromBigEndian( readPosition, typeSize );
+			if (status == RETURN_OK) {
+				status = rawSet.commit(PoolVariableIF::VALID);
+			}
+		}
+		arrayIndex += 1;
+		readPosition += typeSize;
+	}
+	return ACTIVITY_COMPLETED;
+}
+
+ReturnValue_t DataPoolAdmin::handleMemoryDump(uint32_t address, uint32_t size,
+		uint8_t** dataPointer, uint8_t* copyHere) {
+	uint32_t poolId = ::dataPool.PIDToDataPoolId( address );
+	uint8_t arrayIndex = ::dataPool.PIDToArrayIndex( address );
+	DataSet testSet;
+	PoolRawAccess varToGetSize( poolId, arrayIndex, &testSet, PoolVariableIF::VAR_READ );
+	ReturnValue_t status = testSet.read();
+	if (status != RETURN_OK) {
+		return INVALID_ADDRESS;
+	}
+	uint8_t typeSize = varToGetSize.getSizeOfType();
+	if ( size > varToGetSize.getSizeTillEnd() ) {
+		return INVALID_SIZE;
+	}
+	uint8_t* ptrToCopy = copyHere;
+	for ( ; size > 0; size -= typeSize ) {
+		DataSet rawSet;
+		PoolRawAccess variable( poolId, arrayIndex, &rawSet, PoolVariableIF::VAR_READ );
+		status = rawSet.read();
+		if (status == RETURN_OK) {
+			uint32_t temp = 0;
+			status = variable.getEntryEndianSafe( ptrToCopy, &temp,  size);
+			if ( status != RETURN_OK ) {
+				return RETURN_FAILED;
+			}
+		} else {
+			//Error reading parameter.
+		}
+		arrayIndex += 1;
+		ptrToCopy += typeSize;
+	}
+	return ACTIVITY_COMPLETED;
+}
+
+ReturnValue_t DataPoolAdmin::initialize() {
+	if (memoryHelper.initialize() == RETURN_OK) {
+		return SystemObject::initialize();
+	}
+	return RETURN_FAILED;
+}

datapool/DataPoolAdmin.h

@@ -0,0 +1,35 @@
+/*
+ * DataPoolAdmin.h
+ *
+ *  Created on: 05.12.2013
+ *      Author: baetz
+ */
+
+#ifndef DATAPOOLADMIN_H_
+#define DATAPOOLADMIN_H_
+
+#include <framework/ipc/MessageQueue.h>
+#include <framework/memory/MemoryHelper.h>
+#include <framework/objectmanager/SystemObject.h>
+#include <framework/returnvalues/HasReturnvaluesIF.h>
+#include <framework/tasks/ExecutableObjectIF.h>
+
+class DataPoolAdmin : public ExecutableObjectIF, public AcceptsMemoryMessagesIF, public HasReturnvaluesIF, public SystemObject {
+private:
+	MessageQueue commandQueue;
+	MemoryHelper memoryHelper;
+	void handleCommand();
+public:
+	DataPoolAdmin(object_id_t objectId);
+
+	ReturnValue_t performOperation();
+
+	MessageQueueId_t getCommandQueue() const;
+
+	ReturnValue_t handleMemoryLoad(uint32_t address, const uint8_t* data, uint32_t size, uint8_t** dataPointer);
+	ReturnValue_t handleMemoryDump(uint32_t address, uint32_t size, uint8_t** dataPointer, uint8_t* copyHere );
+	ReturnValue_t initialize();
+};
+
+
+#endif /* DATAPOOLADMIN_H_ */

datapool/DataSet.cpp

@@ -0,0 +1,153 @@
+/*
+ * DataSet.cpp
+ *
+ *  Created on: 24.10.2012
+ *      Author: baetz
+ */
+
+#include <framework/datapool/DataSet.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+
+DataSet::DataSet() :
+		fill_count(0), state(DATA_SET_UNINITIALISED) {
+	for (unsigned count = 0; count < DATA_SET_MAX_SIZE; count++) {
+		registeredVariables[count] = NULL;
+	}
+}
+
+DataSet::~DataSet() {
+	//Don't do anything with your variables, they are dead already! (Destructor is already called)
+}
+
+ReturnValue_t DataSet::read() {
+	ReturnValue_t result = RETURN_OK;
+	if (state == DATA_SET_UNINITIALISED) {
+		lockDataPool();
+		for (uint16_t count = 0; count < fill_count; count++) {
+			if (registeredVariables[count]->getReadWriteMode()
+					!= PoolVariableIF::VAR_WRITE
+					&& registeredVariables[count]->getDataPoolId()
+							!= PoolVariableIF::NO_PARAMETER) {
+				ReturnValue_t status = registeredVariables[count]->read();
+				if (status != RETURN_OK) {
+					result = INVALID_PARAMETER_DEFINITION;
+					break;
+				}
+			}
+		}
+		state = DATA_SET_WAS_READ;
+		freeDataPoolLock();
+	} else {
+		error << "DataSet::read(): Call made in wrong position." << std::endl;
+		result = SET_WAS_ALREADY_READ;
+	}
+	return result;
+}
+
+ReturnValue_t DataSet::commit(uint8_t valid) {
+	for (uint16_t count = 0; count < fill_count; count++) {
+		if (registeredVariables[count]->getReadWriteMode()
+				!= PoolVariableIF::VAR_READ) {
+			registeredVariables[count]->setValid(valid);
+		}
+	}
+	return commit();
+}
+
+ReturnValue_t DataSet::commit() {
+	if (state == DATA_SET_WAS_READ) {
+		lockDataPool();
+		for (uint16_t count = 0; count < fill_count; count++) {
+			if (registeredVariables[count]->getReadWriteMode()
+					!= PoolVariableIF::VAR_READ
+					&& registeredVariables[count]->getDataPoolId()
+							!= PoolVariableIF::NO_PARAMETER) {
+				registeredVariables[count]->commit();
+			}
+		}
+		state = DATA_SET_UNINITIALISED;
+		freeDataPoolLock();
+		return RETURN_OK;
+	} else {
+		ReturnValue_t result = RETURN_OK;
+		lockDataPool();
+		for (uint16_t count = 0; count < fill_count; count++) {
+			if (registeredVariables[count]->getReadWriteMode()
+					== PoolVariableIF::VAR_WRITE
+					&& registeredVariables[count]->getDataPoolId()
+							!= PoolVariableIF::NO_PARAMETER) {
+				registeredVariables[count]->commit();
+			} else if (registeredVariables[count]->getDataPoolId()
+					!= PoolVariableIF::NO_PARAMETER) {
+				if (result != COMMITING_WITHOUT_READING) {
+					error
+							<< "DataSet::commit(): commit-without-read call made with non write-only variable."
+							<< std::endl;
+					result = COMMITING_WITHOUT_READING;
+				}
+			}
+		}
+		state = DATA_SET_UNINITIALISED;
+		freeDataPoolLock();
+		return result;
+	}
+
+}
+
+void DataSet::registerVariable(PoolVariableIF* variable) {
+	if (state == DATA_SET_UNINITIALISED) {
+		if (variable != NULL) {
+			if (fill_count < DATA_SET_MAX_SIZE) {
+				registeredVariables[fill_count] = variable;
+				fill_count++;
+				return;
+			}
+		}
+	}
+	error
+			<< "DataSet::registerVariable: failed. Either NULL, or set is full, or call made in wrong position."
+			<< std::endl;
+	return;
+}
+
+uint8_t DataSet::freeDataPoolLock() {
+	return ::dataPool.freeDataPoolLock();
+}
+
+uint8_t DataSet::lockDataPool() {
+	return ::dataPool.lockDataPool();
+}
+
+ReturnValue_t DataSet::serialize(uint8_t** buffer, uint32_t* size,
+		const uint32_t max_size, bool bigEndian) const {
+	ReturnValue_t result = RETURN_FAILED;
+	for (uint16_t count = 0; count < fill_count; count++) {
+		result = registeredVariables[count]->serialize(buffer, size, max_size,
+				bigEndian);
+		if (result != RETURN_OK) {
+			return result;
+		}
+	}
+	return result;
+}
+
+uint32_t DataSet::getSerializedSize() const {
+	uint32_t size = 0;
+	for (uint16_t count = 0; count < fill_count; count++) {
+		size += registeredVariables[count]->getSerializedSize();
+	}
+	return size;
+}
+
+ReturnValue_t DataSet::deSerialize(const uint8_t** buffer, int32_t* size,
+		bool bigEndian) {
+	ReturnValue_t result = RETURN_FAILED;
+	for (uint16_t count = 0; count < fill_count; count++) {
+		result = registeredVariables[count]->deSerialize(buffer, size,
+				bigEndian);
+		if (result != RETURN_OK) {
+			return result;
+		}
+	}
+	return result;
+}

datapool/DataSet.h

@@ -0,0 +1,152 @@
+/*
+ * \file	DataSet.h
+ *
+ * \brief	This file contains the DataSet class and a small structure called DataSetContent.
+ *
+ * \date	10/17/2012
+ *
+ * \author	Bastian Baetz
+ *
+ */
+
+#ifndef DATASET_H_
+#define DATASET_H_
+
+#include <framework/datapool/DataPool.h>
+#include <framework/datapool/DataSetIF.h>
+#include <framework/datapool/PoolRawAccess.h>
+#include <framework/datapool/PoolVariable.h>
+#include <framework/datapool/PoolVarList.h>
+#include <framework/datapool/PoolVector.h>
+#include <framework/serialize/SerializeAdapter.h>
+/**
+ * \brief	The DataSet class manages a set of locally checked out variables.
+ *
+ * \details	This class manages a list, where a set of local variables (or pool variables) are
+ * 			registered. They are checked-out (i.e. their values are looked up and copied)
+ * 			with the read call. After the user finishes working with the pool variables,
+ * 			he can write back all variable values to the pool with the commit call.
+ * 			The data set manages locking and freeing the data pool, to ensure that all values
+ * 			are read and written back at once.
+ * 			An internal state manages usage of this class. Variables may only be registered before
+ * 			the read call is made, and the commit call only after the read call.
+ * 			If pool variables are writable and not committed until destruction of the set, the
+ * 			DataSet class automatically sets the valid flag in the data pool to invalid (without)
+ * 			changing the variable's value.
+ *
+ *	\ingroup data_pool
+ */
+class DataSet: public DataSetIF, public HasReturnvaluesIF, public SerializeIF {
+private:
+	//TODO we could use a linked list of datapool variables
+	static const uint8_t DATA_SET_MAX_SIZE = 63; //!< This definition sets the maximum number of variables to register in one DataSet.
+
+	/**
+	 * \brief	This array represents all pool variables registered in this set.
+	 * \details	It has a maximum size of DATA_SET_MAX_SIZE.
+	 */
+	PoolVariableIF* registeredVariables[DATA_SET_MAX_SIZE];
+	/**
+	 * \brief	The fill_count attribute ensures that the variables register in the correct array
+	 * 			position and that the maximum number of variables is not exceeded.
+	 */
+	uint16_t fill_count;
+	/**
+	 * States of the seet.
+	 */
+	enum States {
+		DATA_SET_UNINITIALISED, //!< DATA_SET_UNINITIALISED
+		DATA_SET_WAS_READ     //!< DATA_SET_WAS_READ
+	};
+	/**
+	 * \brief	state manages the internal state of the data set, which is important e.g. for the
+	 * 			behavior on destruction.
+	 */
+	States state;
+	/**
+	 * \brief	This is a small helper function to facilitate locking the global data pool.
+	 * \details	It makes use of the lockDataPool method offered by the DataPool class.
+	 */
+	uint8_t lockDataPool();
+	/**
+	 * \brief	This is a small helper function to facilitate unlocking the global data pool.
+	 * \details	It makes use of the freeDataPoolLock method offered by the DataPool class.
+	 */
+	uint8_t freeDataPoolLock();
+
+public:
+	static const uint8_t INTERFACE_ID = DATA_SET_CLASS;
+	static const ReturnValue_t INVALID_PARAMETER_DEFINITION =
+			MAKE_RETURN_CODE( 0x01 );
+	static const ReturnValue_t SET_WAS_ALREADY_READ = MAKE_RETURN_CODE( 0x02 );
+	static const ReturnValue_t COMMITING_WITHOUT_READING =
+			MAKE_RETURN_CODE(0x03);
+
+	/**
+	 * \brief	The constructor simply sets the fill_count to zero and sets the state to "uninitialized".
+	 */
+	DataSet();
+	/**
+	 * \brief	The destructor automatically manages writing the valid information of variables.
+	 * \details	In case the data set was read out, but not committed (indicated by state),
+	 * 			the destructor parses all variables that are still registered to the set.
+	 * 			For each, the valid flag in the data pool is set to "invalid".
+	 */
+	~DataSet();
+	/**
+	 * \brief	The read call initializes reading out all registered variables.
+	 * \details	It iterates through the list of registered variables and calls all read()
+	 * 			functions of the registered pool variables (which read out their values from the
+	 * 			data pool) which are not write-only. In case of an error (e.g. a wrong data type,
+	 * 			or an invalid data pool id), the operation is aborted and
+	 * 			\c INVALID_PARAMETER_DEFINITION returned.
+	 * 			The data pool is locked during the whole read operation and freed afterwards.
+	 * 			The state changes to "was written" after this operation.
+	 * \return	- \c RETURN_OK if all variables were read successfully.
+	 * 			- \c INVALID_PARAMETER_DEFINITION if PID, size or type of the
+	 * 					requested variable is invalid.
+	 * 			- \c SET_WAS_ALREADY_READ if read() is called twice without calling
+	 * 					commit() in between
+	 */
+	ReturnValue_t read();
+	/**
+	 * \brief	The commit call initializes writing back the registered variables.
+	 * \details	It iterates through the list of registered variables and calls
+	 * 			the commit() method of the remaining registered variables (which write back
+	 * 			their values to the pool).
+	 * 			The data pool is locked during the whole commit operation and freed afterwards.
+	 * 			The state changes to "was committed" after this operation.
+	 * 			If the set does contain at least one variable which is not write-only commit()
+	 * 			can only be called after read(). If the set only contains variables which are
+	 * 			write only, commit() can be called without a preceding read() call.
+	 * \return	- \c RETURN_OK if all variables were read successfully.
+	 * 			- \c COMMITING_WITHOUT_READING if set was not read yet and contains non write-only
+	 * 				variables
+	 */
+	ReturnValue_t commit(void);
+	/**
+	 * Variant of method above which sets validity of all elements of the set.
+	 * @param valid Validity information from PoolVariableIF.
+	 * \return	- \c RETURN_OK if all variables were read successfully.
+	 * 			- \c COMMITING_WITHOUT_READING if set was not read yet and contains non write-only
+	 * 				variables
+	 */
+	ReturnValue_t commit(uint8_t valid);
+	/**
+	 * \brief	This operation is used to register the local variables in the set.
+	 * \details	It copies all required information to the currently
+	 * 			free space in the registeredVariables list.
+	 */
+	void registerVariable(PoolVariableIF* variable);
+
+	ReturnValue_t serialize(uint8_t** buffer, uint32_t* size,
+			const uint32_t max_size, bool bigEndian) const;
+
+	uint32_t getSerializedSize() const;
+
+	ReturnValue_t deSerialize(const uint8_t** buffer, int32_t* size,
+			bool bigEndian);
+
+};
+
+#endif /* DATASET_H_ */

datapool/DataSetIF.h

@@ -0,0 +1,42 @@
+/**
+ * \file	DataSetIF.h
+ *
+ * \brief	This file contains the small interface to access the DataSet class.
+ *
+ * \date	10/23/2012
+ *
+ * \author	Bastian Baetz
+ *
+ */
+
+#ifndef DATASETIF_H_
+#define DATASETIF_H_
+
+
+#include <framework/osal/OSAL.h>
+
+class PoolVariableIF;
+
+/**
+ * \brief	This class defines a small interface to register on a DataSet.
+ *
+ * \details	Currently, the only purpose of this interface is to provide a method for locally
+ * 			checked-out variables to register on a data set. Still, it may become useful for
+ * 			other purposes as well.
+ *
+ *	\ingroup data_pool
+ */
+class DataSetIF {
+public:
+	/**
+	 * \brief	This is an empty virtual destructor, as it is proposed for C++ interfaces.
+	 */
+	virtual ~DataSetIF() {}
+	/**
+	 * \brief	This operation provides a method to register local data pool variables
+	 * 			to register in a data set by passing itself to this DataSet operation.
+	 */
+	virtual void registerVariable( PoolVariableIF* variable ) = 0;
+};
+
+#endif /* DATASETIF_H_ */

datapool/Makefile

@@ -0,0 +1,25 @@
+#!/bin/bash
+#
+# OPUS makefile
+#
+#  Created on: Mar 04, 2010
+#      Author: ziemke
+#      Author: Claas Ziemke
+#      Copyright 2010, Claas Ziemke <claas.ziemke@gmx.net>
+#
+
+BASEDIR=../../
+include $(BASEDIR)/options.mk
+
+OBJ = 	$(BUILDDIR)/OPUSDataPool.o \
+		$(BUILDDIR)/OPUSDataPoolItem.o \
+		$(BUILDDIR)/OPUSDataSet.o \
+		$(BUILDDIR)/OPUSRegVar.o
+
+all: $(OBJ)
+	 		
+$(BUILDDIR)/%.o: %.cpp %.h
+	$(CPP) $(CFLAGS) $(DEFINES) $(CCOPT) ${INCLUDE} -c $< -o $@
+	
+clean:
+	$(RM) *.o *.gcno *.gcda

datapool/PIDReader.h

@@ -0,0 +1,152 @@
+/*
+ * PIDReader.h
+ *
+ *  Created on: 14.05.2014
+ *      Author: baetz
+ */
+
+#ifndef PIDREADER_H_
+#define PIDREADER_H_
+#include <framework/datapool/DataPool.h>
+#include <framework/datapool/DataSetIF.h>
+#include <framework/datapool/PoolEntry.h>
+#include <framework/datapool/PoolVariableIF.h>
+#include <framework/serialize/SerializeAdapter.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+
+template<typename U, uint8_t n_var> class PIDReaderList;
+
+template<typename T>
+class PIDReader: public PoolVariableIF {
+	template<typename U, uint8_t n_var> friend class PIDReaderList;
+protected:
+	uint32_t parameterId;
+	uint8_t valid;
+	ReturnValue_t read() {
+		uint8_t arrayIndex = DataPool::PIDToArrayIndex(parameterId);
+		PoolEntry<T>* read_out = ::dataPool.getData<T>(
+				DataPool::PIDToDataPoolId(parameterId), arrayIndex);
+		if (read_out != NULL) {
+			valid = read_out->valid;
+			value = read_out->address[arrayIndex];
+			return HasReturnvaluesIF::RETURN_OK;
+		} else {
+			value = 0;
+			valid = false;
+			error << "PIDReader: read of PID 0x" << std::hex << parameterId
+					<< std::dec << " failed." << std::endl;
+			return HasReturnvaluesIF::RETURN_FAILED;
+		}
+	}
+	/**
+	 * Never commit, is read-only.
+	 * Reason is the possibility to access a single DP vector element, but if we commit,
+	 * we set validity of the whole vector.
+	 */
+	ReturnValue_t commit() {
+		return HasReturnvaluesIF::RETURN_FAILED;
+	}
+	/**
+	 * Empty ctor for List initialization
+	 */
+	PIDReader() :
+		parameterId(PoolVariableIF::NO_PARAMETER), valid(PoolVariableIF::INVALID), value(0) {
+
+	}
+public:
+	/**
+	 * \brief	This is the local copy of the data pool entry.
+	 */
+	T value;
+	/**
+	 * \brief	In the constructor, the variable can register itself in a DataSet (if not NULL is
+	 * 			passed).
+	 * \details	It DOES NOT fetch the current value from the data pool, but sets the value
+	 * 			attribute to default (0). The value is fetched within the read() operation.
+	 * \param set_id	This is the id in the global data pool this instance of the access class
+	 * 					corresponds to.
+	 * \param dataSet	The data set in which the variable shall register itself. If NULL,
+	 * 					the variable is not registered.
+	 * \param setWritable If this flag is set to true, changes in the value attribute can be
+	 * 					written back to the data pool, otherwise not.
+	 */
+	PIDReader(uint32_t setParameterId, DataSetIF* dataSet) :
+			parameterId(setParameterId), valid(
+					PoolVariableIF::INVALID), value(0) {
+		if (dataSet != NULL) {
+			dataSet->registerVariable(this);
+		}
+	}
+
+	/**
+	 * Copy ctor to copy classes containing Pool Variables.
+	 */
+	PIDReader(const PIDReader& rhs) :
+			parameterId(rhs.parameterId), valid(rhs.valid), value(rhs.value) {
+	}
+
+	/**
+	 * \brief	The classes destructor is empty.
+	 */
+	~PIDReader() {
+
+	}
+	/**
+	 * \brief	This operation returns the data pool id of the variable.
+	 */
+	uint32_t getDataPoolId() const {
+		return DataPool::PIDToDataPoolId(parameterId);
+	}
+	uint32_t getParameterId() const {
+		return parameterId;
+	}
+	/**
+	 * This method returns if the variable is write-only, read-write or read-only.
+	 */
+	ReadWriteMode_t getReadWriteMode() const {
+		return VAR_READ;
+	}
+	/**
+	 * \brief	With this call, the valid information of the variable is returned.
+	 */
+	bool isValid() const {
+		if (valid)
+			return true;
+		else
+			return false;
+	}
+
+	uint8_t getValid() {
+		return valid;
+	}
+
+	void setValid(uint8_t valid) {
+		this->valid = valid;
+	}
+
+	operator T() {
+		return value;
+	}
+
+	PIDReader<T> &operator=(T newValue) {
+		value = newValue;
+		return *this;
+	}
+
+	virtual ReturnValue_t serialize(uint8_t** buffer, uint32_t* size,
+			const uint32_t max_size, bool bigEndian) const {
+		return SerializeAdapter<T>::serialize(&value, buffer, size, max_size,
+				bigEndian);
+	}
+
+	virtual uint32_t getSerializedSize() const {
+		return SerializeAdapter<T>::getSerializedSize(&value);
+	}
+
+	virtual ReturnValue_t deSerialize(const uint8_t** buffer, int32_t* size,
+	bool bigEndian) {
+		return SerializeAdapter<T>::deSerialize(&value, buffer, size, bigEndian);
+	}
+};
+
+#endif /* PIDREADER_H_ */

datapool/PIDReaderList.h

@@ -0,0 +1,34 @@
+/*
+ * PIDReaderList.h
+ *
+ *  Created on: 15.07.2015
+ *      Author: baetz
+ */
+
+#ifndef FRAMEWORK_DATAPOOL_PIDREADERLIST_H_
+#define FRAMEWORK_DATAPOOL_PIDREADERLIST_H_
+
+#include <framework/datapool/PIDReader.h>
+#include <framework/datapool/PoolVariableIF.h>
+template <class T, uint8_t n_var>
+class PIDReaderList {
+private:
+	PIDReader<T> variables[n_var];
+public:
+	PIDReaderList( const uint32_t setPid[n_var], DataSetIF* dataSet) {
+		//I really should have a look at the new init list c++ syntax.
+		if (dataSet == NULL) {
+			return;
+		}
+		for (uint8_t count = 0; count < n_var; count++) {
+			variables[count].parameterId = setPid[count];
+			dataSet->registerVariable(&variables[count]);
+		}
+	}
+
+	PIDReader<T> &operator [](int i) { return variables[i]; }
+};
+
+
+
+#endif /* FRAMEWORK_DATAPOOL_PIDREADERLIST_H_ */

datapool/PoolEntry.cpp

@@ -0,0 +1,73 @@
+/*
+ * PoolEntry.cpp
+ *
+ *  Created on: Oct 25, 2012
+ *      Author: baetz
+ */
+
+#include <framework/datapool/PoolEntry.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+
+template <typename T>
+PoolEntry<T>::PoolEntry( T* initValue, uint8_t set_length, uint8_t set_valid ) : length(set_length), valid(set_valid) {
+	this->address = new T[this->length];
+	if (initValue != NULL) {
+		memcpy(this->address, initValue, this->getByteSize() );
+	} else {
+		memset(this->address, 0, this->getByteSize() );
+	}
+}
+
+//As the data pool is global, this dtor is only be called on program exit.
+//Warning! Never copy pool entries!
+template <typename T>
+PoolEntry<T>::~PoolEntry() {
+	delete[] this->address;
+}
+
+template <typename T>
+uint16_t PoolEntry<T>::getByteSize() {
+	return ( sizeof(T) * this->length );
+}
+
+template <typename T>
+uint8_t PoolEntry<T>::getSize() {
+	return this->length;
+}
+
+template <typename T>
+void* PoolEntry<T>::getRawData() {
+	return this->address;
+}
+
+template <typename T>
+void PoolEntry<T>::setValid( uint8_t isValid ) {
+	this->valid = isValid;
+}
+
+template <typename T>
+uint8_t PoolEntry<T>::getValid() {
+	return valid;
+}
+
+template <typename T>
+void PoolEntry<T>::print() {
+	for (uint8_t size = 0; size < this->length; size++ ) {
+		debug << "| " << std::hex << (double)this->address[size] << (this->valid? " (valid) " : " (invalid) ");
+	}
+	debug << std::dec << std::endl;
+}
+
+template<typename T>
+Type PoolEntry<T>::getType() {
+	return PodTypeConversion<T>::type;
+}
+
+template class PoolEntry<uint8_t>;
+template class PoolEntry<uint16_t>;
+template class PoolEntry<uint32_t>;
+template class PoolEntry<int8_t>;
+template class PoolEntry<int16_t>;
+template class PoolEntry<int32_t>;
+template class PoolEntry<float>;
+template class PoolEntry<double>;

datapool/PoolEntry.h

@@ -0,0 +1,84 @@
+#ifndef POOLENTRY_H_
+#define POOLENTRY_H_
+
+
+#include <framework/datapool/PoolEntryIF.h>
+#include <framework/osal/OSAL.h>
+/**
+ * \brief		This is a small helper class that defines a single data pool entry.
+ *
+ * \details		The helper is used to store all information together with the data as a single data pool entry.
+ * 				The content's type is defined by the template argument.
+ * 				It is prepared for use with plain old data types,
+ * 				but may be extended to complex types if necessary.
+ * 				It can be initialized with a certain value, size and validity flag.
+ * 				It holds a pointer to the real data and offers methods to access this data and to acquire
+ * 				additional information (such as validity and array/byte size).
+ * 				It is NOT intended to be used outside the DataPool class.
+ *
+ *	\ingroup data_pool
+ *
+ */
+template <typename T>
+class PoolEntry : public PoolEntryIF {
+public:
+	/**
+	 * \brief	In the classe's constructor, space is allocated on the heap and
+	 * 			potential init values are copied to that space.
+	 * \param initValue		A pointer to the single value or array that holds the init value.
+	 * 						With the default value (NULL), the entry is initalized with all 0.
+	 * \param set_length	Defines the array length of this entry.
+	 * \param set_valid		Sets the initialization flag. It is invalid (0) by default.
+	 */
+	PoolEntry( T* initValue = NULL, uint8_t set_length = 1, uint8_t set_valid = 0 );
+	/**
+	 * \brief	The allocated memory for the variable is freed in the destructor.
+	 * \details	As the data pool is global, this dtor is only called on program exit.
+	 * 			PoolEntries shall never be copied, as a copy might delete the variable on the heap.
+	 */
+	~PoolEntry();
+	/**
+	 * \brief	This is the address pointing to the allocated memory.
+	 */
+	T* address;
+	/**
+	 * \brief	This attribute stores the length information.
+	 */
+	uint8_t length;
+	/**
+	 * \brief	Here, the validity information for a variable is stored.
+	 * 			Every entry (single variable or vector) has one valid flag.
+	 */
+	uint8_t valid;
+	/**
+	 * \brief	getSize returns the array size of the entry.
+	 * \details	A single parameter has size 1.
+	 */
+	uint8_t getSize();
+	/**
+	 * \brief	This operation returns the size in bytes.
+	 * \details	The size is calculated by sizeof(type) * array_size.
+	 */
+	uint16_t getByteSize();
+	/**
+	 * \brief	This operation returns a the address pointer casted to void*.
+	 */
+	void* getRawData();
+	/**
+	 * \brief	This method allows to set the valid information of the pool entry.
+	 */
+	void setValid( uint8_t isValid );
+	/**
+	 * \brief	This method allows to get the valid information of the pool entry.
+	 */
+	uint8_t getValid();
+	/**
+	 * \brief	This is a debug method that prints all values and the valid information to the screen.
+	 * 			It prints all array entries in a row.
+	 */
+	void print();
+
+	Type getType();
+};
+
+#endif /* POOLENTRY_H_ */

datapool/PoolEntryIF.h

@@ -0,0 +1,67 @@
+/**
+ * \file	PoolEntryIF.h
+ *
+ * \brief	This file holds the class that defines the Interface for Pool Entry elements.
+ *
+ * \date	10/18/2012
+ *
+ * \author	Bastian Baetz
+ */
+
+#ifndef POOLENTRYIF_H_
+#define POOLENTRYIF_H_
+
+#include <framework/globalfunctions/Type.h>
+#include <stdint.h>
+
+
+/**
+ * \brief	This interface defines the access possibilities to a single data pool entry.
+ *
+ * \details	The interface provides methods to determine the size and the validity information of a value.
+ * 			It also defines a method to receive a pointer to the raw data content.
+ * 			It is mainly used by DataPool itself, but also as a return pointer.
+ *
+ *	\ingroup data_pool
+ *
+ */
+class PoolEntryIF {
+public:
+	/**
+	 * \brief	This is an empty virtual destructor, as it is proposed for C++ interfaces.
+	 */
+	virtual ~PoolEntryIF() {
+	}
+	/**
+	 * \brief	getSize returns the array size of the entry. A single variable parameter has size 1.
+	 */
+	virtual uint8_t getSize() = 0;
+	/**
+	 * \brief	This operation returns the size in bytes, which is calculated by
+	 * 			sizeof(type) * array_size.
+	 */
+	virtual uint16_t getByteSize() = 0;
+	/**
+	 * \brief	This operation returns a the address pointer casted to void*.
+	 */
+	virtual void* getRawData() = 0;
+	/**
+	 * \brief	This method allows to set the valid information of the pool entry.
+	 */
+	virtual void setValid(uint8_t isValid) = 0;
+	/**
+	 * \brief	This method allows to set the valid information of the pool entry.
+	 */
+	virtual uint8_t getValid() = 0;
+	/**
+	 * \brief	This is a debug method that prints all values and the valid information to the screen.
+	 * 			It prints all array entries in a row.
+	 */
+	virtual void print() = 0;
+	/**
+	 * Returns the type of the entry.
+	 */
+	virtual Type getType() = 0;
+};
+
+#endif /* POOLENTRYIF_H_ */

datapool/PoolRawAccess.cpp

@@ -0,0 +1,194 @@
+/*
+ * PoolRawAccess.cpp
+ *
+ *  Created on: 29.10.2012
+ *      Author: baetz
+ */
+
+#include <framework/datapool/DataPool.h>
+#include <framework/datapool/PoolEntryIF.h>
+#include <framework/datapool/PoolRawAccess.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+PoolRawAccess::PoolRawAccess(uint32_t set_id, uint8_t setArrayEntry,
+		DataSetIF* data_set, ReadWriteMode_t setReadWriteMode) :
+		dataPoolId(set_id), arrayEntry(setArrayEntry), valid(false), typeSize(
+				0), sizeTillEnd(0), readWriteMode(setReadWriteMode) {
+	memset(value, 0, sizeof(value));
+	if (data_set != NULL) {
+		data_set->registerVariable(this);
+	}
+}
+
+PoolRawAccess::~PoolRawAccess() {
+
+}
+
+ReturnValue_t PoolRawAccess::read() {
+	PoolEntryIF* read_out = ::dataPool.getRawData(dataPoolId);
+	if (read_out != NULL) {
+		valid = read_out->getValid();
+		if (read_out->getSize() > arrayEntry) {
+			typeSize = read_out->getByteSize() / read_out->getSize();
+			if (typeSize <= sizeof(value)) {
+				uint16_t arrayPosition = arrayEntry * typeSize;
+				sizeTillEnd = read_out->getByteSize() - arrayPosition;
+				uint8_t* ptr =
+						&((uint8_t*) read_out->getRawData())[arrayPosition];
+				memcpy(value, ptr, typeSize);
+				return HasReturnvaluesIF::RETURN_OK;
+			} else {
+				//Error value type too large.
+			}
+		} else {
+			//Error index requested too large
+		}
+	} else {
+		//Error entry does not exist.
+	}
+	error << "PoolRawAccess: read of DP Variable 0x" << std::hex << dataPoolId
+			<< std::dec << " failed." << std::endl;
+	valid = INVALID;
+	typeSize = 0;
+	sizeTillEnd = 0;
+	memset(value, 0, sizeof(value));
+	return HasReturnvaluesIF::RETURN_FAILED;
+}
+
+ReturnValue_t PoolRawAccess::commit() {
+	PoolEntryIF* write_back = ::dataPool.getRawData(dataPoolId);
+	if ((write_back != NULL) && (readWriteMode != VAR_READ)) {
+		write_back->setValid(valid);
+		uint8_t array_position = arrayEntry * typeSize;
+		uint8_t* ptr = &((uint8_t*) write_back->getRawData())[array_position];
+		memcpy(ptr, value, typeSize);
+		return HasReturnvaluesIF::RETURN_OK;
+	} else {
+		return HasReturnvaluesIF::RETURN_FAILED;
+	}
+}
+
+uint8_t* PoolRawAccess::getEntry() {
+	return value;
+}
+
+ReturnValue_t PoolRawAccess::getEntryEndianSafe(uint8_t* buffer,
+		uint32_t* writtenBytes, uint32_t max_size) {
+	uint8_t* data_ptr = getEntry();
+//	debug << "PoolRawAccess::getEntry: Array position: " << index * size_of_type << " Size of T: " << (int)size_of_type << " ByteSize: " << byte_size << " Position: " << *size << std::endl;
+	if (typeSize == 0)
+		return DATA_POOL_ACCESS_FAILED;
+	if (typeSize > max_size)
+		return INCORRECT_SIZE;
+#ifndef BYTE_ORDER
+#error BYTE_ORDER not defined
+#elif BYTE_ORDER == LITTLE_ENDIAN
+	for (uint8_t count = 0; count < typeSize; count++) {
+		buffer[count] = data_ptr[typeSize - count - 1];
+	}
+#elif BYTE_ORDER == BIG_ENDIAN
+	memcpy(buffer, data_ptr, typeSize);
+#endif
+	*writtenBytes = typeSize;
+	return HasReturnvaluesIF::RETURN_OK;
+}
+
+uint8_t PoolRawAccess::getSizeOfType() {
+	return typeSize;
+}
+
+uint32_t PoolRawAccess::getDataPoolId() const {
+	return dataPoolId;
+}
+
+PoolVariableIF::ReadWriteMode_t PoolRawAccess::getReadWriteMode() const {
+	return readWriteMode;
+}
+
+ReturnValue_t PoolRawAccess::setEntryFromBigEndian(const uint8_t* buffer,
+		uint32_t setSize) {
+	if (typeSize == setSize) {
+#ifndef BYTE_ORDER
+#error BYTE_ORDER not defined
+#elif BYTE_ORDER == LITTLE_ENDIAN
+		for (uint8_t count = 0; count < typeSize; count++) {
+			value[count] = buffer[typeSize - count - 1];
+		}
+#elif BYTE_ORDER == BIG_ENDIAN
+		memcpy(value, buffer, typeSize);
+#endif
+		return HasReturnvaluesIF::RETURN_OK;
+	} else {
+		error << "PoolRawAccess::setEntryFromBigEndian: Illegal sizes: Internal"
+				<< (uint32_t) typeSize << ", Requested: " << setSize
+				<< std::endl;
+		return INCORRECT_SIZE;
+	}
+}
+
+bool PoolRawAccess::isValid() const {
+	if (valid != INVALID)
+		return true;
+	else
+		return false;
+}
+
+void PoolRawAccess::setValid(uint8_t valid) {
+	this->valid = valid;
+}
+
+uint16_t PoolRawAccess::getSizeTillEnd() const {
+	return sizeTillEnd;
+}
+
+ReturnValue_t PoolRawAccess::serialize(uint8_t** buffer, uint32_t* size,
+		const uint32_t max_size, bool bigEndian) const {
+	if (typeSize + *size <= max_size) {
+		if (bigEndian) {
+#ifndef BYTE_ORDER
+#error BYTE_ORDER not defined
+#elif BYTE_ORDER == LITTLE_ENDIAN
+			for (uint8_t count = 0; count < typeSize; count++) {
+				(*buffer)[count] = value[typeSize - count - 1];
+			}
+#elif BYTE_ORDER == BIG_ENDIAN
+			memcpy(*buffer, value, typeSize);
+#endif
+		} else {
+			memcpy(*buffer, value, typeSize);
+		}
+		*size += typeSize;
+		(*buffer) += typeSize;
+		return HasReturnvaluesIF::RETURN_OK;
+	} else {
+		return SerializeIF::BUFFER_TOO_SHORT;
+	}
+}
+
+uint32_t PoolRawAccess::getSerializedSize() const {
+	return typeSize;
+}
+
+ReturnValue_t PoolRawAccess::deSerialize(const uint8_t** buffer, int32_t* size,
+		bool bigEndian) {
+	*size -= typeSize;
+	if (*size >= 0) {
+
+		if (bigEndian) {
+#ifndef BYTE_ORDER
+#error BYTE_ORDER not defined
+#elif BYTE_ORDER == LITTLE_ENDIAN
+			for (uint8_t count = 0; count < typeSize; count++) {
+				value[count] = (*buffer)[typeSize - count - 1];
+			}
+#elif BYTE_ORDER == BIG_ENDIAN
+			memcpy(value, *buffer, typeSize);
+#endif
+		} else {
+			memcpy(value, *buffer, typeSize);
+		}
+		*buffer += typeSize;
+		return HasReturnvaluesIF::RETURN_OK;
+	} else {
+		return SerializeIF::STREAM_TOO_SHORT;
+	}
+}

datapool/PoolRawAccess.h

@@ -0,0 +1,135 @@
+#ifndef POOLRAWACCESS_H_
+#define POOLRAWACCESS_H_
+
+#include <framework/datapool/DataSetIF.h>
+#include <framework/datapool/PoolVariableIF.h>
+
+/**
+ * This class allows accessing Data Pool variables as raw bytes.
+ * This is necessary to have an access method for HK data, as the PID's alone do not
+ * provide a type information.
+ *	\ingroup data_pool
+ */
+class PoolRawAccess: public PoolVariableIF {
+private:
+	/**
+	 * \brief	To access the correct data pool entry on read and commit calls, the data pool id
+	 * 			is stored.
+	 */
+	uint32_t dataPoolId;
+	/**
+	 * \brief	The array entry that is fetched from the data pool.
+	 */
+	uint8_t arrayEntry;
+	/**
+	 * \brief	The valid information as it was stored in the data pool is copied to this attribute.
+	 */
+	uint8_t valid;
+	/**
+	 * \brief	This value contains the size of the data pool entry in bytes.
+	 */
+	uint8_t typeSize;
+	/**
+	 * The size (in bytes) from the selected entry till the end of this DataPool variable.
+	 */
+	uint16_t sizeTillEnd;
+	/**
+	 * \brief	The information whether the class is read-write or read-only is stored here.
+	 */
+	ReadWriteMode_t readWriteMode;
+	static const uint8_t RAW_MAX_SIZE = sizeof(double);
+protected:
+	/**
+	 * \brief	This is a call to read the value from the global data pool.
+	 * \details	When executed, this operation tries to fetch the pool entry with matching
+	 * 			data pool id from the global data pool and copies the value and the valid
+	 * 			information to its local attributes. In case of a failure (wrong type or
+	 * 			pool id not found), the variable is set to zero and invalid.
+	 * 			The operation does NOT provide any mutual exclusive protection by itself.
+	 */
+	ReturnValue_t read();
+	/**
+	 * \brief	The commit call writes back the variable's value to the data pool.
+	 * \details	It checks type and size, as well as if the variable is writable. If so,
+	 * 			the value is copied and the valid flag is automatically set to "valid".
+	 * 			The operation does NOT provide any mutual exclusive protection by itself.
+	 *
+	 */
+	ReturnValue_t commit();
+public:
+	static const uint8_t INTERFACE_ID = POOL_RAW_ACCESS_CLASS;
+	static const ReturnValue_t INCORRECT_SIZE = MAKE_RETURN_CODE(0x01);
+	static const ReturnValue_t DATA_POOL_ACCESS_FAILED = MAKE_RETURN_CODE(0x02);
+	uint8_t value[RAW_MAX_SIZE];
+	PoolRawAccess(uint32_t data_pool_id, uint8_t arrayEntry,
+			DataSetIF* data_set, ReadWriteMode_t setReadWriteMode =
+					PoolVariableIF::VAR_READ);
+	/**
+	 * \brief	The classes destructor is empty. If commit() was not called, the local value is
+	 * 			discarded and not written back to the data pool.
+	 */
+	~PoolRawAccess();
+	/**
+	 * \brief	This operation returns a pointer to the entry fetched.
+	 * \details	This means, it does not return a pointer to byte "index", but to the start byte of
+	 * 			array entry "index". Example: If the original data pool array consists of an double
+	 * 			array of size four, getEntry(1) returns &(this->value[8]).
+	 */
+	uint8_t* getEntry();
+	/**
+	 * \brief 	This operation returns the fetched entry from the data pool and
+	 * 			flips the bytes, if necessary.
+	 * \details	It makes use of the getEntry call of this function, but additionally flips the
+	 * 			bytes to big endian, which is the default for external communication (as House-
+	 * 			keeping telemetry). To achieve this, the data is copied directly to the passed
+	 * 			buffer, if it fits in the given max_size.
+	 * \param buffer	A pointer to a buffer to write to
+	 * \param writtenBytes	The number of bytes written is returned with this value.
+	 * \param max_size	The maximum size that the function may write to buffer.
+	 * \return	- \c RETURN_OK if entry could be acquired
+	 * 			- \c RETURN_FAILED else.
+	 */
+	ReturnValue_t getEntryEndianSafe(uint8_t* buffer, uint32_t* size,
+			uint32_t max_size);
+	/**
+	 * With this method, the content can be set from a big endian buffer safely.
+	 * @param buffer	Pointer to the data to set
+	 * @param size		Size of the data to write. Must fit this->size.
+	 * @return	- \c RETURN_OK on success
+	 * 			- \c RETURN_FAILED on failure
+	 */
+	ReturnValue_t setEntryFromBigEndian(const uint8_t* buffer,
+			uint32_t setSize);
+	/**
+	 *  \brief This operation returns the size of the entry currently stored.
+	 */
+	uint8_t getSizeOfType();
+	/**
+	 * \brief	This operation returns the data pool id of the variable.
+	 */
+	uint32_t getDataPoolId() const;
+	/**
+	 * This method returns if the variable is read-write or read-only.
+	 */
+	ReadWriteMode_t getReadWriteMode() const;
+	/**
+	 * \brief	With this call, the valid information of the variable is returned.
+	 */
+	bool isValid() const;
+
+	void setValid(uint8_t valid);
+	/**
+	 * Getter for the remaining size.
+	 */
+	uint16_t getSizeTillEnd() const;
+
+	ReturnValue_t serialize(uint8_t** buffer, uint32_t* size,
+			const uint32_t max_size, bool bigEndian) const;
+
+	uint32_t getSerializedSize() const;
+
+	ReturnValue_t deSerialize(const uint8_t** buffer, int32_t* size,
+			bool bigEndian);
+};
+
+#endif /* POOLRAWACCESS_H_ */

datapool/PoolVarList.h

@@ -0,0 +1,35 @@
+/*
+ * PoolVarList.h
+ *
+ *  Created on: 06.03.2014
+ *      Author: baetz
+ */
+
+#ifndef POOLVARLIST_H_
+#define POOLVARLIST_H_
+
+#include <framework/datapool/PoolVariable.h>
+#include <framework/datapool/PoolVariableIF.h>
+template <class T, uint8_t n_var>
+class PoolVarList {
+private:
+	PoolVariable<T> variables[n_var];
+public:
+	PoolVarList( const uint32_t set_id[n_var], DataSetIF* dataSet, PoolVariableIF::ReadWriteMode_t setReadWriteMode ) {
+		//I really should have a look at the new init list c++ syntax.
+		if (dataSet == NULL) {
+			return;
+		}
+		for (uint8_t count = 0; count < n_var; count++) {
+			variables[count].dataPoolId = set_id[count];
+			variables[count].readWriteMode = setReadWriteMode;
+			dataSet->registerVariable(&variables[count]);
+		}
+	}
+
+	PoolVariable<T> &operator [](int i) { return variables[i]; }
+};
+
+
+
+#endif /* POOLVARLIST_H_ */

datapool/PoolVariable.h

@@ -0,0 +1,295 @@
+/*
+ * \file	PoolVariable.h
+ *
+ * \brief	This file contains the PoolVariable class, which locally represents a non-array data pool variable.
+ *
+ * \date	10/17/2012
+ *
+ * \author	Bastian Baetz
+ */
+
+#ifndef POOLVARIABLE_H_
+#define POOLVARIABLE_H_
+
+#include <framework/datapool/DataSetIF.h>
+#include <framework/datapool/PoolEntry.h>
+#include <framework/datapool/PoolVariableIF.h>
+#include <framework/serialize/SerializeAdapter.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+
+template<typename T, uint8_t n_var> class PoolVarList;
+
+/**
+ * \brief	This is the access class for non-array data pool entries.
+ *
+ * \details	To ensure safe usage of the data pool, operation is not done directly on the data pool
+ * 			entries, but on local copies. This class provides simple type-safe access to single
+ * 			data pool entries (i.e. entries with length = 1).
+ * 			The class can be instantiated as read-write and read only.
+ * 			It provides a commit-and-roll-back semantic, which means that the variable's value in
+ * 			the data pool is not changed until the commit call is executed.
+ * 	\tparam	T The template parameter sets the type of the variable. Currently, all plain data types
+ * 			are supported, but in principle any type is possible.
+ *	\ingroup data_pool
+ */
+template<typename T>
+class PoolVariable: public PoolVariableIF {
+	template<typename U, uint8_t n_var> friend class PoolVarList;
+protected:
+	/**
+	 * \brief	To access the correct data pool entry on read and commit calls, the data pool id
+	 * 			is stored.
+	 */
+	uint32_t dataPoolId;
+	/**
+	 * \brief	The valid information as it was stored in the data pool is copied to this attribute.
+	 */
+	uint8_t valid;
+	/**
+	 * \brief	The information whether the class is read-write or read-only is stored here.
+	 */
+	ReadWriteMode_t readWriteMode;
+	/**
+	 * \brief	This is a call to read the value from the global data pool.
+	 * \details	When executed, this operation tries to fetch the pool entry with matching
+	 * 			data pool id from the global data pool and copies the value and the valid
+	 * 			information to its local attributes. In case of a failure (wrong type or
+	 * 			pool id not found), the variable is set to zero and invalid.
+	 * 			The operation does NOT provide any mutual exclusive protection by itself.
+	 */
+	ReturnValue_t read() {
+		PoolEntry<T>* read_out = ::dataPool.getData<T>(dataPoolId, 1);
+		if (read_out != NULL) {
+			valid = read_out->valid;
+			value = *(read_out->address);
+			return HasReturnvaluesIF::RETURN_OK;
+		} else {
+			value = 0;
+			valid = false;
+			error << "PoolVariable: read of DP Variable 0x" << std::hex
+					<< dataPoolId << std::dec << " failed." << std::endl;
+			return HasReturnvaluesIF::RETURN_FAILED;
+		}
+	}
+	/**
+	 * \brief	The commit call writes back the variable's value to the data pool.
+	 * \details	It checks type and size, as well as if the variable is writable. If so,
+	 * 			the value is copied and the valid flag is automatically set to "valid".
+	 * 			The operation does NOT provide any mutual exclusive protection by itself.
+	 *
+	 */
+	ReturnValue_t commit() {
+		PoolEntry<T>* write_back = ::dataPool.getData<T>(dataPoolId, 1);
+		if ((write_back != NULL) && (readWriteMode != VAR_READ)) {
+			write_back->valid = valid;
+			*(write_back->address) = value;
+			return HasReturnvaluesIF::RETURN_OK;
+		} else {
+			return HasReturnvaluesIF::RETURN_FAILED;
+		}
+	}
+	/**
+	 * Empty ctor for List initialization
+	 */
+	PoolVariable() :
+			dataPoolId(PoolVariableIF::NO_PARAMETER), valid(
+					PoolVariableIF::INVALID), readWriteMode(VAR_READ), value(0) {
+
+	}
+public:
+	/**
+	 * \brief	This is the local copy of the data pool entry.
+	 * \details	The user can work on this attribute
+	 * 			just like he would on a simple local variable.
+	 */
+	T value;
+	/**
+	 * \brief	In the constructor, the variable can register itself in a DataSet (if not NULL is
+	 * 			passed).
+	 * \details	It DOES NOT fetch the current value from the data pool, but sets the value
+	 * 			attribute to default (0). The value is fetched within the read() operation.
+	 * \param set_id	This is the id in the global data pool this instance of the access class
+	 * 					corresponds to.
+	 * \param dataSet	The data set in which the variable shall register itself. If NULL,
+	 * 					the variable is not registered.
+	 * \param setWritable If this flag is set to true, changes in the value attribute can be
+	 * 					written back to the data pool, otherwise not.
+	 */
+	PoolVariable(uint32_t set_id, DataSetIF* dataSet,
+			ReadWriteMode_t setReadWriteMode) :
+			dataPoolId(set_id), valid(PoolVariableIF::INVALID), readWriteMode(
+					setReadWriteMode), value(0) {
+		if (dataSet != NULL) {
+			dataSet->registerVariable(this);
+		}
+	}
+	/**
+	 * Copy ctor to copy classes containing Pool Variables.
+	 */
+	PoolVariable(const PoolVariable& rhs) :
+			dataPoolId(rhs.dataPoolId), valid(rhs.valid), readWriteMode(
+					rhs.readWriteMode), value(rhs.value) {
+	}
+
+	/**
+	 * \brief	The classes destructor is empty.
+	 * \details	If commit() was not called, the local value is
+	 * 			discarded and not written back to the data pool.
+	 */
+	~PoolVariable() {
+
+	}
+	/**
+	 * \brief	This operation returns the data pool id of the variable.
+	 */
+	uint32_t getDataPoolId() const {
+		return dataPoolId;
+	}
+	/**
+	 * This operation sets the data pool id of the variable.
+	 * The method is necessary to set id's of data pool member variables with bad initialization.
+	 */
+	void setDataPoolId(uint32_t poolId) {
+		dataPoolId = poolId;
+	}
+	/**
+	 * This method returns if the variable is write-only, read-write or read-only.
+	 */
+	ReadWriteMode_t getReadWriteMode() const {
+		return readWriteMode;
+	}
+	/**
+	 * \brief	With this call, the valid information of the variable is returned.
+	 */
+	bool isValid() const {
+		if (valid)
+			return true;
+		else
+			return false;
+	}
+
+	uint8_t getValid() {
+		return valid;
+	}
+
+	void setValid(uint8_t valid) {
+		this->valid = valid;
+	}
+
+	operator T() {
+		return value;
+	}
+
+	operator T() const {
+		return value;
+	}
+
+	PoolVariable<T> &operator=(T newValue) {
+		value = newValue;
+		return *this;
+	}
+
+	PoolVariable<T> &operator=(PoolVariable<T> newPoolVariable) {
+		value = newPoolVariable.value;
+		return *this;
+	}
+
+	virtual ReturnValue_t serialize(uint8_t** buffer, uint32_t* size,
+			const uint32_t max_size, bool bigEndian) const {
+		return SerializeAdapter<T>::serialize(&value, buffer, size, max_size,
+				bigEndian);
+	}
+
+	virtual uint32_t getSerializedSize() const {
+		return SerializeAdapter<T>::getSerializedSize(&value);
+	}
+
+	virtual ReturnValue_t deSerialize(const uint8_t** buffer, int32_t* size,
+			bool bigEndian) {
+		return SerializeAdapter<T>::deSerialize(&value, buffer, size, bigEndian);
+	}
+};
+
+typedef PoolVariable<uint8_t> db_uint8_t;
+typedef PoolVariable<uint16_t> db_uint16_t;
+typedef PoolVariable<uint32_t> db_uint32_t;
+typedef PoolVariable<int8_t> db_int8_t;
+typedef PoolVariable<int16_t> db_int16_t;
+typedef PoolVariable<int32_t> db_int32_t;
+typedef PoolVariable<uint8_t> db_bool_t;
+typedef PoolVariable<float> db_float_t;
+typedef PoolVariable<double> db_double_t;
+//Alternative (but I thing this is not as useful: code duplication, differences too small):
+
+//template <typename T>
+//class PoolReader : public PoolVariableIF {
+//private:
+//	uint32_t parameter_id;
+//	uint8_t valid;
+//public:
+//	T value;
+//	PoolReader( uint32_t set_id, DataSetIF* set ) : parameter_id(set_id), valid(false), value(0) {
+//		set->registerVariable( this );
+//	}
+//
+//	~PoolReader() {};
+//
+//	uint8_t commit() {
+//			return HasReturnvaluesIF::RETURN_OK;
+//	}
+//
+//	uint8_t read() {
+//		PoolEntry<T>* read_out = ::dataPool.getData<T>( parameter_id, 1 );
+//		if ( read_out != NULL ) {
+//			valid = read_out->valid;
+//			value = *(read_out->address);
+//			return HasReturnvaluesIF::RETURN_OK;
+//		} else {
+//			value = 0;
+//			valid = false;
+//			return CHECKOUT_FAILED;
+//		}
+//	}
+//	uint32_t getParameterId() { return parameter_id; }
+//	bool isWritable() { return false; };
+//	bool isValid() { if (valid) return true; else return false; }
+//};
+//
+//template <typename T>
+//class PoolWriter : public PoolVariableIF {
+//private:
+//	uint32_t parameter_id;
+//public:
+//	T value;
+//	PoolWriter( uint32_t set_id, DataSetIF* set ) : parameter_id(set_id), value(0) {
+//		set->registerVariable( this );
+//	}
+//
+//	~PoolWriter() {};
+//
+//	uint8_t commit() {
+//		PoolEntry<T>* write_back = ::dataPool.getData<T>( parameter_id, 1 );
+//		if ( write_back != NULL ) {
+//			write_back->valid = true;
+//			*(write_back->address) = value;
+//			return HasReturnvaluesIF::RETURN_OK;
+//		} else {
+//			return CHECKOUT_FAILED;
+//		}
+//	}
+//	uint8_t read() {
+//		PoolEntry<T>* read_out = ::dataPool.getData<T>( parameter_id, 1 );
+//		if ( read_out != NULL ) {
+//			value = *(read_out->address);
+//			return HasReturnvaluesIF::RETURN_OK;
+//		} else {
+//			value = 0;
+//			return CHECKOUT_FAILED;
+//		}
+//	}
+//	uint32_t getParameterId() { return parameter_id; }
+//	bool isWritable() { return true; };
+//	bool isValid() { return false; }
+//};
+
+#endif /* POOLVARIABLE_H_ */

datapool/PoolVariableIF.h

@@ -0,0 +1,71 @@
+/*
+ * \file	PoolVariableIF.h
+ *
+ * \brief	This file contains the interface definition for pool variables.
+ *
+ * \date	10/17/2012
+ *
+ * \author	Bastian Baetz
+ */
+
+#ifndef POOLVARIABLEIF_H_
+#define POOLVARIABLEIF_H_
+
+#include <framework/returnvalues/HasReturnvaluesIF.h>
+#include <framework/serialize/SerializeIF.h>
+
+/**
+ * \brief	This interface is used to control local data pool variable representations.
+ *
+ * \details	To securely handle data pool variables, all pool entries are locally managed by
+ * 			data pool variable access classes, which are called pool variables. To ensure a
+ * 			common state of a set of variables needed in a function, these local pool variables
+ * 			again are managed by other classes, e.g. the DataSet. This interface provides unified
+ * 			access to local pool variables for such manager classes.
+ *	\ingroup data_pool
+ */
+class PoolVariableIF : public SerializeIF {
+	friend class DataSet;
+protected:
+	/**
+	 * \brief	The commit call shall write back a newly calculated local value to the data pool.
+	 */
+	virtual ReturnValue_t commit() = 0;
+	/**
+	 * \brief	The read call shall read the value of this parameter from the data pool and store
+	 * 			the content locally.
+	 */
+	virtual ReturnValue_t read() = 0;
+public:
+	static const uint8_t VALID = 1;
+	static const uint8_t INVALID = 0;
+	static const uint32_t NO_PARAMETER = 0;
+	enum ReadWriteMode_t {
+		VAR_READ, VAR_WRITE, VAR_READ_WRITE
+	};
+
+	/**
+	 * \brief	This is an empty virtual destructor, as it is proposed for C++ interfaces.
+	 */
+	virtual ~PoolVariableIF() {
+	}
+	/**
+	 * \brief	This method returns if the variable is write-only, read-write or read-only.
+	 */
+	virtual ReadWriteMode_t getReadWriteMode() const = 0;
+	/**
+	 * \brief	This operation shall return the data pool id of the variable.
+	 */
+	virtual uint32_t getDataPoolId() const = 0;
+	/**
+	 * \brief	With this call, the valid information of the variable is returned.
+	 */
+	virtual bool isValid() const = 0;
+	/**
+	 * \brief	With this call, the valid information of the variable is set.
+	 */
+	virtual void setValid(uint8_t validity) = 0;
+
+};
+
+#endif /* POOLVARIABLEIF_H_ */

datapool/PoolVector.h

@@ -0,0 +1,233 @@
+/*
+ * \file	PoolVector.h
+ *
+ * \brief	This file contains the PoolVector class, the header only class to handle data pool vectors.
+ *
+ * \date	10/23/2012
+ *
+ * \author	Bastian Baetz
+ */
+
+#ifndef POOLVECTOR_H_
+#define POOLVECTOR_H_
+
+#include <framework/datapool/DataSetIF.h>
+#include <framework/datapool/PoolEntry.h>
+#include <framework/datapool/PoolVariableIF.h>
+#include <framework/serialize/SerializeAdapter.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+
+/**
+ * \brief	This is the access class for array-type data pool entries.
+ *
+ * \details	To ensure safe usage of the data pool, operation is not done directly on the data pool
+ * 			entries, but on local copies. This class provides simple type- and length-safe access
+ * 			to vector-style data pool entries (i.e. entries with length > 1).
+ * 			The class can be instantiated as read-write and read only.
+ * 			It provides a commit-and-roll-back semantic, which means that no array entry in
+ * 			the data pool is changed until the commit call is executed.
+ * 			There are two template parameters:
+ * 	\tparam	T This template parameter specifies the data type of an array entry. Currently, all
+ * 			plain data types are supported, but in principle any type is possible.
+ * 	\tparam vector_size	This template parameter specifies the vector size of this entry.
+ * 			Using a template parameter for this is not perfect, but avoids dynamic memory allocation.
+ *	\ingroup data_pool
+ */
+template<typename T, uint16_t vector_size>
+class PoolVector: public PoolVariableIF {
+private:
+	/**
+	 * \brief	To access the correct data pool entry on read and commit calls, the data pool id
+	 * 			is stored.
+	 */
+	uint32_t dataPoolId;
+	/**
+	 * \brief	The valid information as it was stored in the data pool is copied to this attribute.
+	 */
+	uint8_t valid;
+	/**
+	 * \brief	The information whether the class is read-write or read-only is stored here.
+	 */
+	ReadWriteMode_t readWriteMode;
+
+protected:
+	/**
+	 * \brief	This is a call to read the array's values from the global data pool.
+	 * \details	When executed, this operation tries to fetch the pool entry with matching
+	 * 			data pool id from the global data pool and copies all array values and the valid
+	 * 			information to its local attributes. In case of a failure (wrong type, size or
+	 * 			pool id not found), the variable is set to zero and invalid.
+	 * 			The operation does NOT provide any mutual exclusive protection by itself.
+	 */
+	ReturnValue_t read() {
+		PoolEntry<T>* read_out = ::dataPool.getData<T>(this->dataPoolId,
+				vector_size);
+		if (read_out != NULL) {
+			this->valid = read_out->valid;
+			memcpy(this->value, read_out->address, read_out->getByteSize());
+
+			return HasReturnvaluesIF::RETURN_OK;
+
+		} else {
+			memset(this->value, 0, vector_size * sizeof(T));
+			error << "PoolVector: read of DP Variable 0x" << std::hex
+					<< dataPoolId << std::dec << " failed." << std::endl;
+			this->valid = INVALID;
+			return HasReturnvaluesIF::RETURN_FAILED;
+		}
+	}
+	/**
+	 * \brief	The commit call copies the array values back to the data pool.
+	 * \details	It checks type and size, as well as if the variable is writable. If so,
+	 * 			the value is copied and the valid flag is automatically set to "valid".
+	 * 			The operation does NOT provide any mutual exclusive protection by itself.
+	 *
+	 */
+	ReturnValue_t commit() {
+		PoolEntry<T>* write_back = ::dataPool.getData<T>(this->dataPoolId,
+				vector_size);
+		if ((write_back != NULL) && (this->readWriteMode != VAR_READ)) {
+			write_back->valid = valid;
+			memcpy(write_back->address, this->value, write_back->getByteSize());
+			return HasReturnvaluesIF::RETURN_OK;
+		} else {
+			return HasReturnvaluesIF::RETURN_FAILED;
+		}
+	}
+public:
+	/**
+	 * \brief	This is the local copy of the data pool entry.
+	 * \detials	The user can work on this attribute
+	 * 			just like he would on a local array of this type.
+	 */
+	T value[vector_size];
+	/**
+	 * \brief	In the constructor, the variable can register itself in a DataSet (if not NULL is
+	 * 			passed).
+	 * \details	It DOES NOT fetch the current value from the data pool, but sets the value
+	 * 			attribute to default (0). The value is fetched within the read() operation.
+	 * \param set_id	This is the id in the global data pool this instance of the access class
+	 * 					corresponds to.
+	 * \param dataSet	The data set in which the variable shall register itself. If NULL,
+	 * 					the variable is not registered.
+	 * \param setWritable If this flag is set to true, changes in the value attribute can be
+	 * 					written back to the data pool, otherwise not.
+	 */
+	PoolVector(uint32_t set_id, DataSetIF* set,
+			ReadWriteMode_t setReadWriteMode) :
+			dataPoolId(set_id), valid(false), readWriteMode(setReadWriteMode) {
+		memset(this->value, 0, vector_size * sizeof(T));
+		if (set != NULL) {
+			set->registerVariable(this);
+		}
+	}
+	/**
+	 * Copy ctor to copy classes containing Pool Variables.
+	 */
+//	PoolVector(const PoolVector& rhs) {
+//		PoolVector<T, vector_size> temp(rhs.dataPoolId, rhs.)
+//		memcpy(value, rhs.value, sizeof(T)*vector_size);
+//	}
+	/**
+	 * \brief	The classes destructor is empty.
+	 * \details	If commit() was not called, the local value is
+	 * 			discarded and not written back to the data pool.
+	 */
+	~PoolVector() {
+	}
+	;
+	/**
+	 * \brief	The operation returns the number of array entries in this variable.
+	 */
+	uint8_t getSize() {
+		return vector_size;
+	}
+	/**
+	 * \brief	This operation returns the data pool id of the variable.
+	 */
+	uint32_t getDataPoolId() const {
+		return dataPoolId;
+	}
+	/**
+	 * This operation sets the data pool id of the variable.
+	 * The method is necessary to set id's of data pool member variables with bad initialization.
+	 */
+	void setDataPoolId(uint32_t poolId) {
+		dataPoolId = poolId;
+	}
+	/**
+	 * This method returns if the variable is write-only, read-write or read-only.
+	 */
+	ReadWriteMode_t getReadWriteMode() const {
+		return readWriteMode;
+	}
+	;
+	/**
+	 * \brief	With this call, the valid information of the variable is returned.
+	 */
+	bool isValid() const {
+		if (valid != INVALID)
+			return true;
+		else
+			return false;
+	}
+
+	void setValid(uint8_t valid) {
+		this->valid = valid;
+	}
+
+	uint8_t getValid() {
+		return valid;
+	}
+
+	T &operator [](int i) {
+		return value[i];
+	}
+
+	const T &operator [](int i) const {
+		return value[i];
+	}
+
+	PoolVector<T, vector_size> &operator=(
+			PoolVector<T, vector_size> newPoolVector) {
+
+		for (uint16_t i = 0; i < vector_size; i++) {
+			this->value[i] = newPoolVector.value[i];
+		}
+		return *this;
+	}
+
+	virtual ReturnValue_t serialize(uint8_t** buffer, uint32_t* size,
+			const uint32_t max_size, bool bigEndian) const {
+		uint16_t i;
+		ReturnValue_t result;
+		for (i = 0; i < vector_size; i++) {
+			result = SerializeAdapter<T>::serialize(&(value[i]), buffer, size,
+					max_size, bigEndian);
+			if (result != HasReturnvaluesIF::RETURN_OK) {
+				return result;
+			}
+		}
+		return result;
+	}
+
+	virtual uint32_t getSerializedSize() const {
+		return vector_size * SerializeAdapter<T>::getSerializedSize(value);
+	}
+
+	virtual ReturnValue_t deSerialize(const uint8_t** buffer, int32_t* size,
+			bool bigEndian) {
+		uint16_t i;
+		ReturnValue_t result;
+		for (i = 0; i < vector_size; i++) {
+			result = SerializeAdapter<T>::deSerialize(&(value[i]), buffer, size,
+					bigEndian);
+			if (result != HasReturnvaluesIF::RETURN_OK) {
+				return result;
+			}
+		}
+		return result;
+	}
+};
+
+#endif /* POOLVECTOR_H_ */