merging renaming into main branch

datapoolglob/GlobalDataPool.cpp

@@ -0,0 +1,132 @@
+#include <framework/datapoolglob/GlobalDataPool.h>
+#include <framework/serviceinterface/ServiceInterfaceStream.h>
+#include <framework/ipc/MutexFactory.h>
+
+GlobalDataPool::GlobalDataPool(
+		void(*initFunction)(GlobPoolMap* pool_map)) {
+	mutex = MutexFactory::instance()->createMutex();
+	if (initFunction != NULL ) {
+		initFunction( &this->globDataPool );
+	}
+}
+
+GlobalDataPool::~GlobalDataPool() {
+	MutexFactory::instance()->deleteMutex(mutex);
+	for(GlobPoolMapIter it = this->globDataPool.begin();
+	    it != this->globDataPool.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>* GlobalDataPool::getData( uint32_t data_pool_id,
+		uint8_t sizeOrPosition ) {
+	GlobPoolMapIter it = this->globDataPool.find( data_pool_id );
+	if ( it != this->globDataPool.end() ) {
+		PoolEntry<T>* entry = dynamic_cast< PoolEntry<T>* >( it->second );
+		if (entry != nullptr ) {
+			if ( sizeOrPosition <= entry->length ) {
+				return entry;
+			}
+		}
+	}
+	return nullptr;
+}
+
+PoolEntryIF* GlobalDataPool::getRawData( uint32_t data_pool_id ) {
+	GlobPoolMapIter it = this->globDataPool.find( data_pool_id );
+	if ( it != this->globDataPool.end() ) {
+		return it->second;
+	} else {
+		return nullptr;
+	}
+}
+
+ReturnValue_t GlobalDataPool::freeDataPoolLock() {
+	ReturnValue_t status = mutex->unlockMutex();
+	if ( status != RETURN_OK ) {
+		sif::error << "DataPool::DataPool: unlock of mutex failed with"
+				" error code: " << status << std::endl;
+	}
+	return status;
+}
+
+ReturnValue_t GlobalDataPool::lockDataPool() {
+	ReturnValue_t status = mutex->lockMutex(MutexIF::NO_TIMEOUT);
+	if ( status != RETURN_OK ) {
+		sif::error << "DataPool::DataPool: lock of mutex failed "
+				"with error code: " << status << std::endl;
+	}
+	return status;
+}
+
+void GlobalDataPool::print() {
+	sif::debug << "DataPool contains: " << std::endl;
+	std::map<uint32_t, PoolEntryIF*>::iterator	dataPoolIt;
+	dataPoolIt = this->globDataPool.begin();
+	while( dataPoolIt != this->globDataPool.end() ) {
+		sif::debug << std::hex << dataPoolIt->first << std::dec << " |";
+		dataPoolIt->second->print();
+		dataPoolIt++;
+	}
+}
+
+uint32_t GlobalDataPool::PIDToDataPoolId(uint32_t parameter_id) {
+	return (parameter_id >> 8) & 0x00FFFFFF;
+}
+
+uint8_t GlobalDataPool::PIDToArrayIndex(uint32_t parameter_id) {
+	return (parameter_id & 0x000000FF);
+}
+
+uint32_t GlobalDataPool::poolIdAndPositionToPid(uint32_t poolId, uint8_t index) {
+	return (poolId << 8) + index;
+}
+
+
+//SHOULDDO: 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.
+//there is no guarantee in the standard, but it seems to me that the implementation is safe -UM
+ReturnValue_t GlobalDataPool::getType(uint32_t parameter_id, Type* type) {
+	GlobPoolMapIter it = this->globDataPool.find( PIDToDataPoolId(parameter_id));
+	if ( it != this->globDataPool.end() ) {
+		*type = it->second->getType();
+		return RETURN_OK;
+	} else {
+		*type = Type::UNKNOWN_TYPE;
+		return RETURN_FAILED;
+	}
+}
+
+bool GlobalDataPool::exists(uint32_t parameterId) {
+	uint32_t poolId = PIDToDataPoolId(parameterId);
+	uint32_t index = PIDToArrayIndex(parameterId);
+	GlobPoolMapIter it = this->globDataPool.find( poolId );
+	if (it != globDataPool.end()) {
+		if (it->second->getSize() >= index) {
+			return true;
+		}
+	}
+	return false;
+}
+
+template PoolEntry<uint8_t>* GlobalDataPool::getData<uint8_t>(
+		uint32_t data_pool_id, uint8_t size );
+template PoolEntry<uint16_t>* GlobalDataPool::getData<uint16_t>(
+		uint32_t data_pool_id, uint8_t size );
+template PoolEntry<uint32_t>* GlobalDataPool::getData<uint32_t>(
+		uint32_t data_pool_id, uint8_t size );
+template PoolEntry<uint64_t>* GlobalDataPool::getData<uint64_t>(
+		uint32_t data_pool_id, uint8_t size);
+template PoolEntry<int8_t>* GlobalDataPool::getData<int8_t>(
+		uint32_t data_pool_id, uint8_t size );
+template PoolEntry<int16_t>* GlobalDataPool::getData<int16_t>(
+		uint32_t data_pool_id, uint8_t size );
+template PoolEntry<int32_t>* GlobalDataPool::getData<int32_t>(
+		uint32_t data_pool_id, uint8_t size );
+template PoolEntry<float>* GlobalDataPool::getData<float>(
+		uint32_t data_pool_id, uint8_t size );
+template PoolEntry<double>* GlobalDataPool::getData<double>(
+		uint32_t data_pool_id, uint8_t size);