init commit

storagemanager/ConstStorageAccessor.h

@@ -20,9 +20,7 @@ class StorageManagerIF;
  */
 class ConstStorageAccessor {
 	//! StorageManager classes have exclusive access to private variables.
-	template<uint8_t NUMBER_OF_POOLS>
 	friend class PoolManager;
-	template<uint8_t NUMBER_OF_POOLS>
 	friend class LocalPool;
 public:
 	/**

storagemanager/LocalPool.cpp

@@ -0,0 +1,346 @@
+#include "LocalPool.h"
+#include <cstring>
+
+LocalPool::LocalPool(object_id_t setObjectId, const LocalPoolConfig& poolConfig,
+		bool registered, bool spillsToHigherPools):
+		SystemObject(setObjectId, registered),
+		NUMBER_OF_POOLS(poolConfig.size()),
+		spillsToHigherPools(spillsToHigherPools) {
+	if(NUMBER_OF_POOLS == 0) {
+		sif::error << "LocalPool::LocalPool: Passed pool configuration is "
+				<< " invalid!" << std::endl;
+	}
+	max_pools_t index = 0;
+	for (const auto& currentPoolConfig: poolConfig) {
+		this->numberOfElements[index] = currentPoolConfig.first;
+		this->elementSizes[index] = currentPoolConfig.second;
+		store[index] = std::vector<uint8_t>(
+				numberOfElements[index] * elementSizes[index]);
+		sizeLists[index] = std::vector<size_type>(numberOfElements[index]);
+		for(auto& size: sizeLists[index]) {
+			size = STORAGE_FREE;
+		}
+		index++;
+	}
+}
+
+LocalPool::~LocalPool(void) {}
+
+
+ReturnValue_t LocalPool::addData(store_address_t* storageId,
+        const uint8_t* data, size_t size, bool ignoreFault) {
+    ReturnValue_t status = reserveSpace(size, storageId, ignoreFault);
+    if (status == RETURN_OK) {
+        write(*storageId, data, size);
+    }
+    return status;
+}
+
+ReturnValue_t LocalPool::getData(store_address_t packetId,
+        const uint8_t **packetPtr, size_t *size) {
+    uint8_t* tempData = nullptr;
+    ReturnValue_t status = modifyData(packetId, &tempData, size);
+    *packetPtr = tempData;
+    return status;
+}
+
+ReturnValue_t LocalPool::getData(store_address_t storeId,
+        ConstStorageAccessor& storeAccessor) {
+    uint8_t* tempData = nullptr;
+    ReturnValue_t status = modifyData(storeId, &tempData,
+            &storeAccessor.size_);
+    storeAccessor.assignStore(this);
+    storeAccessor.constDataPointer = tempData;
+    return status;
+}
+
+ConstAccessorPair LocalPool::getData(store_address_t storeId) {
+    uint8_t* tempData = nullptr;
+    ConstStorageAccessor constAccessor(storeId, this);
+    ReturnValue_t status = modifyData(storeId, &tempData, &constAccessor.size_);
+    constAccessor.constDataPointer = tempData;
+    return ConstAccessorPair(status, std::move(constAccessor));
+}
+
+ReturnValue_t LocalPool::getFreeElement(store_address_t *storageId,
+        const size_t size, uint8_t **pData, bool ignoreFault) {
+    ReturnValue_t status = reserveSpace(size, storageId, ignoreFault);
+    if (status == RETURN_OK) {
+        *pData = &store[storageId->poolIndex][getRawPosition(*storageId)];
+    }
+    else {
+        *pData = nullptr;
+    }
+    return status;
+}
+
+
+AccessorPair LocalPool::modifyData(store_address_t storeId) {
+    StorageAccessor accessor(storeId, this);
+    ReturnValue_t status = modifyData(storeId, &accessor.dataPointer,
+            &accessor.size_);
+    accessor.assignConstPointer();
+    return AccessorPair(status, std::move(accessor));
+}
+
+ReturnValue_t LocalPool::modifyData(store_address_t storeId,
+        StorageAccessor& storeAccessor) {
+    storeAccessor.assignStore(this);
+    ReturnValue_t status = modifyData(storeId, &storeAccessor.dataPointer,
+            &storeAccessor.size_);
+    storeAccessor.assignConstPointer();
+    return status;
+}
+
+ReturnValue_t LocalPool::modifyData(store_address_t storeId,
+        uint8_t **packetPtr, size_t *size) {
+    ReturnValue_t status = RETURN_FAILED;
+    if (storeId.poolIndex >= NUMBER_OF_POOLS) {
+        return ILLEGAL_STORAGE_ID;
+    }
+    if ((storeId.packetIndex >= numberOfElements[storeId.poolIndex])) {
+        return ILLEGAL_STORAGE_ID;
+    }
+
+    if (sizeLists[storeId.poolIndex][storeId.packetIndex]
+            != STORAGE_FREE) {
+        size_type packetPosition = getRawPosition(storeId);
+        *packetPtr = &store[storeId.poolIndex][packetPosition];
+        *size = sizeLists[storeId.poolIndex][storeId.packetIndex];
+        status = RETURN_OK;
+    }
+    else {
+        status = DATA_DOES_NOT_EXIST;
+    }
+    return status;
+}
+
+ReturnValue_t LocalPool::deleteData(store_address_t storeId) {
+#if FSFW_DEBUGGING == 1
+      sif::debug << "Delete: Pool: " << std::dec << storeId.poolIndex
+              << " Index: " << storeId.packetIndex << std::endl;
+
+#endif
+    ReturnValue_t status = RETURN_OK;
+    size_type pageSize = getPageSize(storeId.poolIndex);
+    if ((pageSize != 0) and
+            (storeId.packetIndex < numberOfElements[storeId.poolIndex])) {
+        uint16_t packetPosition = getRawPosition(storeId);
+        uint8_t* ptr = &store[storeId.poolIndex][packetPosition];
+        std::memset(ptr, 0, pageSize);
+        //Set free list
+        sizeLists[storeId.poolIndex][storeId.packetIndex] = STORAGE_FREE;
+    }
+    else {
+        //pool_index or packet_index is too large
+        sif::error << "LocalPool::deleteData: Illegal store ID, no deletion!"
+        		<< std::endl;
+        status = ILLEGAL_STORAGE_ID;
+    }
+    return status;
+}
+
+ReturnValue_t LocalPool::deleteData(uint8_t *ptr, size_t size,
+        store_address_t *storeId) {
+    store_address_t localId;
+    ReturnValue_t result = ILLEGAL_ADDRESS;
+    for (uint16_t n = 0; n < NUMBER_OF_POOLS; n++) {
+        //Not sure if new allocates all stores in order. so better be careful.
+        if ((store[n].data() <= ptr) and
+        		(&store[n][numberOfElements[n]*elementSizes[n]] > ptr)) {
+            localId.poolIndex = n;
+            uint32_t deltaAddress = ptr - store[n].data();
+            // Getting any data from the right "block" is ok.
+            // This is necessary, as IF's sometimes don't point to the first
+            // element of an object.
+            localId.packetIndex = deltaAddress / elementSizes[n];
+            result = deleteData(localId);
+#if FSFW_DEBUGGING == 1
+            if (deltaAddress % elementSizes[n] != 0) {
+                sif::error << "LocalPool::deleteData: Address not aligned!"
+                        << std::endl;
+            }
+#endif
+            break;
+        }
+    }
+    if (storeId != nullptr) {
+        *storeId = localId;
+    }
+    return result;
+}
+
+
+ReturnValue_t LocalPool::initialize() {
+    ReturnValue_t result = SystemObject::initialize();
+    if (result != RETURN_OK) {
+        return result;
+    }
+    internalErrorReporter = objectManager->get<InternalErrorReporterIF>(
+            objects::INTERNAL_ERROR_REPORTER);
+    if (internalErrorReporter == nullptr){
+        return ObjectManagerIF::INTERNAL_ERR_REPORTER_UNINIT;
+    }
+
+    //Check if any pool size is large than the maximum allowed.
+    for (uint8_t count = 0; count < NUMBER_OF_POOLS; count++) {
+        if (elementSizes[count] >= STORAGE_FREE) {
+            sif::error << "LocalPool::initialize: Pool is too large! "
+                    "Max. allowed size is: " << (STORAGE_FREE - 1) << std::endl;
+            return StorageManagerIF::POOL_TOO_LARGE;
+        }
+    }
+    return HasReturnvaluesIF::RETURN_OK;
+}
+
+void LocalPool::clearStore() {
+    for(auto& sizeList: sizeLists) {
+        for(auto& size: sizeList) {
+            size = STORAGE_FREE;
+        }
+//        std::memset(sizeList[index], 0xff,
+//                numberOfElements[index] * sizeof(size_type));
+    }
+
+}
+
+ReturnValue_t LocalPool::reserveSpace(const size_t size,
+        store_address_t *storeId, bool ignoreFault) {
+    ReturnValue_t status = getPoolIndex(size, &storeId->poolIndex);
+    if (status != RETURN_OK) {
+        sif::error << "LocalPool( " << std::hex << getObjectId() << std::dec
+                << " )::reserveSpace: Packet too large." << std::endl;
+        return status;
+    }
+    status = findEmpty(storeId->poolIndex, &storeId->packetIndex);
+    while (status != RETURN_OK && spillsToHigherPools) {
+        status = getPoolIndex(size, &storeId->poolIndex, storeId->poolIndex + 1);
+        if (status != RETURN_OK) {
+            //We don't find any fitting pool anymore.
+            break;
+        }
+        status = findEmpty(storeId->poolIndex, &storeId->packetIndex);
+    }
+    if (status == RETURN_OK) {
+#if FSFW_DEBUGGING == 1
+        sif::debug << "Reserve: Pool: " << std::dec
+                << storeId->poolIndex << " Index: " << storeId->packetIndex
+                << std::endl;
+#endif
+        sizeLists[storeId->poolIndex][storeId->packetIndex] = size;
+    }
+    else {
+        if ((not ignoreFault) and (internalErrorReporter != nullptr)) {
+            internalErrorReporter->storeFull();
+        }
+    }
+    return status;
+}
+
+void LocalPool::write(store_address_t storeId, const uint8_t *data,
+        size_t size) {
+    uint8_t* ptr = nullptr;
+    size_type packetPosition = getRawPosition(storeId);
+
+    // Size was checked before calling this function.
+    ptr = &store[storeId.poolIndex][packetPosition];
+    std::memcpy(ptr, data, size);
+    sizeLists[storeId.poolIndex][storeId.packetIndex] = size;
+}
+
+LocalPool::size_type LocalPool::getPageSize(max_pools_t poolIndex) {
+    if (poolIndex < NUMBER_OF_POOLS) {
+        return elementSizes[poolIndex];
+    }
+    else {
+        return 0;
+    }
+}
+
+void LocalPool::setToSpillToHigherPools(bool enable) {
+	this->spillsToHigherPools = enable;
+}
+
+ReturnValue_t LocalPool::getPoolIndex(size_t packetSize, uint16_t *poolIndex,
+        uint16_t startAtIndex) {
+    for (uint16_t n = startAtIndex; n < NUMBER_OF_POOLS; n++) {
+#if FSFW_DEBUGGING == 1
+        sif::debug << "LocalPool " << getObjectId() << "::getPoolIndex: Pool: "
+             << n << ", Element Size: " << elementSizes[n] << std::endl;
+#endif
+        if (elementSizes[n] >= packetSize) {
+            *poolIndex = n;
+            return RETURN_OK;
+        }
+    }
+    return DATA_TOO_LARGE;
+}
+
+LocalPool::size_type LocalPool::getRawPosition(store_address_t storeId) {
+    return storeId.packetIndex * elementSizes[storeId.poolIndex];
+}
+
+ReturnValue_t LocalPool::findEmpty(n_pool_elem_t poolIndex, uint16_t *element) {
+    ReturnValue_t status = DATA_STORAGE_FULL;
+    for (uint16_t foundElement = 0; foundElement < numberOfElements[poolIndex];
+            foundElement++) {
+        if (sizeLists[poolIndex][foundElement] == STORAGE_FREE) {
+            *element = foundElement;
+            status = RETURN_OK;
+            break;
+        }
+    }
+    return status;
+}
+
+size_t LocalPool::getTotalSize(size_t* additionalSize) {
+    size_t totalSize = 0;
+    size_t sizesSize = 0;
+    for(uint8_t idx = 0; idx < NUMBER_OF_POOLS; idx ++) {
+        totalSize += elementSizes[idx] * numberOfElements[idx];
+        sizesSize += numberOfElements[idx] * sizeof(size_type);
+    }
+    if(additionalSize != nullptr) {
+        *additionalSize = sizesSize;
+    }
+    return totalSize;
+}
+
+void LocalPool::getFillCount(uint8_t *buffer, uint8_t *bytesWritten) {
+	if(bytesWritten == nullptr or buffer == nullptr) {
+		return;
+	}
+
+	uint16_t reservedHits = 0;
+	uint8_t idx = 0;
+	uint16_t sum = 0;
+	for(; idx < NUMBER_OF_POOLS; idx ++) {
+		for(const auto& size: sizeLists[idx]) {
+			if(size != STORAGE_FREE) {
+				reservedHits++;
+			}
+		}
+		buffer[idx] = static_cast<float>(reservedHits) /
+				numberOfElements[idx] * 100;
+		*bytesWritten += 1;
+		sum += buffer[idx];
+		reservedHits = 0;
+	}
+	buffer[idx] = sum / NUMBER_OF_POOLS;
+	*bytesWritten += 1;
+}
+
+
+void LocalPool::clearPage(max_pools_t  pageIndex) {
+	if(pageIndex >= NUMBER_OF_POOLS) {
+		return;
+	}
+
+	// Mark the storage as free
+	for(auto& size: sizeLists[pageIndex]) {
+		size = STORAGE_FREE;
+	}
+
+	// Set all the page content to 0.
+	std::memset(store[pageIndex].data(), 0, elementSizes[pageIndex]);
+}

storagemanager/LocalPool.h

@@ -7,57 +7,93 @@
 #include "../serviceinterface/ServiceInterfaceStream.h"
 #include "../internalError/InternalErrorReporterIF.h"
 #include "../storagemanager/StorageAccessor.h"
-#include <cstring>
+
+#include <vector>
+#include <set>
+#include <utility>
+#include <limits>
 
 
 /**
  * @brief   The LocalPool class provides an intermediate data storage with
  *          a fixed pool size policy.
- * @details	The class implements the StorageManagerIF interface. While the
- * 			total number of pools is fixed, the element sizes in one pool and
- * 			the number of pool elements per pool are set on construction.
- * 			The full amount of memory is allocated on construction.
- * 			The overhead is 4 byte per pool element to store the size
- * 			information of each stored element.
- * 			To maintain an "empty" information, the pool size is limited to
- * 			0xFFFF-1 bytes.
+ * @details
+ * The class implements the StorageManagerIF interface. While the total number
+ * of pools is fixed, the element sizes in one pool and the number of pool
+ * elements per pool are set on construction. The full amount of memory is
+ * allocated on construction.
+ * The overhead is 4 byte per pool element to store the size information of
+ * each stored element. To maintain an "empty" information, the pool size is
+ * limited to 0xFFFF-1 bytes.
  * It is possible to store empty packets in the pool.
  * The local pool is NOT thread-safe.
- * @author 	Bastian Baetz
  */
-template<uint8_t NUMBER_OF_POOLS = 5>
 class LocalPool: public SystemObject, public StorageManagerIF {
 public:
+    using pool_elem_size_t = size_type;
+    using n_pool_elem_t = uint16_t;
+	using LocalPoolCfgPair = std::pair<n_pool_elem_t, pool_elem_size_t>;
+
+	// The configuration needs to be provided with the pool sizes ascending
+	// but the number of pool elements as the first value is more intuitive.
+	// Therefore, a custom comparator was provided.
+	struct LocalPoolConfigCmp
+	{
+		bool operator ()(const LocalPoolCfgPair &a,
+				const LocalPoolCfgPair &b) const
+		{
+			if(a.second < b.second) {
+				return true;
+			}
+			else if(a.second > b.second) {
+				return false;
+			}
+			else {
+				if(a.first < b.first) {
+					return true;
+				}
+				else {
+					return false;
+				}
+			}
+		}
+	};
+    using LocalPoolConfig = std::multiset<LocalPoolCfgPair, LocalPoolConfigCmp>;
+
     /**
-	 * @brief	This definition generally sets the number of different sized pools.
-	 * @details This must be less than the maximum number of pools (currently 0xff).
+     * @brief   This definition generally sets the number of
+     * 			different sized pools. It is derived from the number of pairs
+     * 			inside the LocalPoolConfig set on object creation.
+     * @details
+     * This must be less than the maximum number of pools (currently 0xff).
      */
-	//	static const uint32_t NUMBER_OF_POOLS;
+    const max_pools_t NUMBER_OF_POOLS;
+
     /**
      * @brief   This is the default constructor for a pool manager instance.
-	 * @details	By passing two arrays of size NUMBER_OF_POOLS, the constructor
-	 * 			allocates memory (with @c new) for store and size_list. These
-	 * 			regions are all set to zero on start up.
+     * @details
+     * The pool is configured by passing a set of pairs into the constructor.
+     * The first value of that pair determines the number of one elements on
+     * the respective page of the pool while the second value determines how
+     * many elements with that size are created on that page.
+     * All regions are to zero on start up.
      * @param setObjectId   The object identifier to be set. This allows for
      *                      multiple instances of LocalPool in the system.
-	 * @param element_sizes	An array of size NUMBER_OF_POOLS in which the size
-	 * 						of a single element in each pool is determined.
-	 * 						<b>The sizes must be provided in ascending order.
-	 * 						</b>
-	 * @param n_elements	An array of size NUMBER_OF_POOLS in which the
-	 * 						number of elements for each pool is determined.
-	 * 						The position of these values correspond to those in
-	 * 						element_sizes.
-	 * @param registered	Register the pool in object manager or not.
-	 * Default is false (local pool).
+     * @param poolConfig
+     * This is a set of pairs to configure the number of pages in the pool,
+     * the size of an element on a page, the number of elements on a page
+     * and the total size of the pool at once while also implicitely
+     * sorting the pairs in the right order.
+     * @param registered
+     * Determines whether the pool is registered in the object manager or not.
      * @param spillsToHigherPools A variable to determine whether
      * higher n pools are used if the store is full.
      */
-	LocalPool(object_id_t setObjectId,
-			const uint16_t element_sizes[NUMBER_OF_POOLS],
-			const uint16_t n_elements[NUMBER_OF_POOLS],
-			bool registered = false,
-			bool spillsToHigherPools = false);
+    LocalPool(object_id_t setObjectId, const LocalPoolConfig& poolConfig,
+            bool registered = false, bool spillsToHigherPools = false);
+
+    void setToSpillToHigherPools(bool enable);
+
 	/**
 	 * @brief	In the LocalPool's destructor all allocated memory is freed.
 	 */
@@ -66,25 +102,49 @@ public:
 	/**
 	 * Documentation: See StorageManagerIF.h
 	 */
-	ReturnValue_t addData(store_address_t* storageId, const uint8_t * data,
+	ReturnValue_t addData(store_address_t* storeId, const uint8_t * data,
 			size_t size, bool ignoreFault = false) override;
-	ReturnValue_t getFreeElement(store_address_t* storageId,const size_t size,
-			uint8_t** p_data, bool ignoreFault = false) override;
+	ReturnValue_t getFreeElement(store_address_t* storeId,const size_t size,
+			uint8_t** pData, bool ignoreFault = false) override;
 
-	ConstAccessorPair getData(store_address_t packet_id) override;
-	ReturnValue_t getData(store_address_t packet_id, ConstStorageAccessor&) override;
-	ReturnValue_t getData(store_address_t packet_id, const uint8_t** packet_ptr,
+	ConstAccessorPair getData(store_address_t storeId) override;
+	ReturnValue_t getData(store_address_t storeId,
+	        ConstStorageAccessor& constAccessor) override;
+	ReturnValue_t getData(store_address_t storeId,
+	        const uint8_t** packet_ptr, size_t * size) override;
+
+	AccessorPair modifyData(store_address_t storeId) override;
+	ReturnValue_t modifyData(store_address_t storeId,
+	        StorageAccessor& storeAccessor) override;
+	ReturnValue_t modifyData(store_address_t storeId, uint8_t** packet_ptr,
 			size_t * size) override;
 
-	AccessorPair modifyData(store_address_t packet_id) override;
-	ReturnValue_t modifyData(store_address_t packet_id, StorageAccessor&) override;
-	ReturnValue_t modifyData(store_address_t packet_id, uint8_t** packet_ptr,
-			size_t * size) override;
-
-	virtual ReturnValue_t deleteData(store_address_t) override;
+	virtual ReturnValue_t deleteData(store_address_t storeId) override;
 	virtual ReturnValue_t deleteData(uint8_t* ptr, size_t size,
-			store_address_t* storeId = NULL) override;
+			store_address_t* storeId = nullptr) override;
+
+	/**
+	 * Get the total size of allocated memory for pool data.
+	 * There is an additional overhead of the sizes of elements which will
+	 * be assigned to additionalSize
+	 * @return
+	 */
+	size_t getTotalSize(size_t* additionalSize) override;
+
+	/**
+	 * Get the fill count of the pool. Each character inside the provided
+	 * buffer will be assigned to a rounded percentage fill count for each
+	 * page. The last written byte (at the index bytesWritten - 1)
+	 * will contain the total fill count of the pool as a mean of the
+	 * percentages of single pages.
+	 * @param buffer
+	 * @param maxSize
+	 */
+	void getFillCount(uint8_t* buffer, uint8_t* bytesWritten) override;
+
 	void clearStore() override;
+	void clearPage(max_pools_t pageIndex) override;
+
 	ReturnValue_t initialize() override;
 protected:
 	/**
@@ -94,43 +154,48 @@ protected:
 	 * @return	- #RETURN_OK on success,
 	 * 			- the return codes of #getPoolIndex or #findEmpty otherwise.
 	 */
-	virtual ReturnValue_t reserveSpace(const uint32_t size,
+	virtual ReturnValue_t reserveSpace(const size_t size,
 			store_address_t* address, bool ignoreFault);
 
-	InternalErrorReporterIF *internalErrorReporter;
 private:
     /**
      * Indicates that this element is free.
-	 * This value limits the maximum size of a pool. Change to larger data type
-	 * if increase is required.
+     * This value limits the maximum size of a pool.
+     * Change to larger data type if increase is required.
      */
-	static const uint32_t STORAGE_FREE = 0xFFFFFFFF;
+    static const size_type STORAGE_FREE = std::numeric_limits<size_type>::max();
 	/**
 	 * @brief	In this array, the element sizes of each pool is stored.
 	 * @details	The sizes are maintained for internal pool management. The sizes
 	 * 			must be set in ascending order on construction.
 	 */
-	uint32_t element_sizes[NUMBER_OF_POOLS];
+    std::vector<size_type> elementSizes =
+            std::vector<size_type>(NUMBER_OF_POOLS);
 	/**
 	 * @brief	n_elements stores the number of elements per pool.
 	 * @details	These numbers are maintained for internal pool management.
 	 */
-	uint16_t n_elements[NUMBER_OF_POOLS];
+	std::vector<uint16_t> numberOfElements =
+	        std::vector<uint16_t>(NUMBER_OF_POOLS);
 	/**
 	 * @brief	store represents the actual memory pool.
 	 * @details	It is an array of pointers to memory, which was allocated with
 	 * 			a @c new call on construction.
 	 */
-	uint8_t* store[NUMBER_OF_POOLS];
+	std::vector<std::vector<uint8_t>> store =
+	        std::vector<std::vector<uint8_t>>(NUMBER_OF_POOLS);
+
 	/**
 	 * @brief	The size_list attribute stores the size values of every pool element.
 	 * @details	As the number of elements is determined on construction, the size list
 	 * 			is also dynamically allocated there.
 	 */
-	uint32_t* size_list[NUMBER_OF_POOLS];
+	std::vector<std::vector<size_type>> sizeLists =
+	        std::vector<std::vector<size_type>>(NUMBER_OF_POOLS);
+
 	//! A variable to determine whether higher n pools are used if
 	//! the store is full.
-	bool spillsToHigherPools;
+	bool spillsToHigherPools = false;
 	/**
 	 * @brief	This method safely stores the given data in the given packet_id.
 	 * @details	It also sets the size in size_list. The method does not perform
@@ -139,30 +204,24 @@ private:
 	 * @param data		The data to be stored.
 	 * @param size		The size of the data to be stored.
 	 */
-	void write(store_address_t packet_id, const uint8_t* data, size_t size);
+	void write(store_address_t packetId, const uint8_t* data, size_t size);
 	/**
 	 * @brief	A helper method to read the element size of a certain pool.
 	 * @param pool_index	The pool in which to look.
 	 * @return	Returns the size of an element or 0.
 	 */
-	uint32_t getPageSize(uint16_t pool_index);
-	/**
-	 * @brief	This helper method looks up a fitting pool for a given size.
-	 * @details	The pools are looked up in ascending order, so the first that
-	 * 			fits is used.
-	 * @param packet_size	The size of the data to be stored.
-	 * @return	Returns the pool that fits or StorageManagerIF::INVALID_ADDRESS.
-	 */
+	size_type getPageSize(max_pools_t poolIndex);
+
 	/**
 	 * @brief	This helper method looks up a fitting pool for a given size.
 	 * @details	The pools are looked up in ascending order, so the first that
 	 * 			fits is used.
 	 * @param packet_size		The size of the data to be stored.
 	 * @param[out] poolIndex	The fitting pool index found.
-	 * @return	- #RETURN_OK on success,
-	 * 			- #DATA_TOO_LARGE otherwise.
+	 * @return	- @c RETURN_OK on success,
+	 * 			- @c DATA_TOO_LARGE otherwise.
 	 */
-	ReturnValue_t getPoolIndex(size_t packet_size, uint16_t* poolIndex,
+	ReturnValue_t getPoolIndex(size_t packetSize, uint16_t* poolIndex,
 			uint16_t startAtIndex = 0);
 	/**
 	 * @brief	This helper method calculates the true array position in store
@@ -172,7 +231,7 @@ private:
 	 * @param packet_id	The packet id to look up.
 	 * @return	Returns the position of the data in store.
 	 */
-	uint32_t getRawPosition(store_address_t packet_id);
+	size_type getRawPosition(store_address_t storeId);
 	/**
 	 * @brief	This is a helper method to find an empty element in a given pool.
 	 * @details	The method searches size_list for the first empty element, so
@@ -182,9 +241,9 @@ private:
 	 * @return	- #RETURN_OK on success,
 	 * 			- #DATA_STORAGE_FULL if the store is full
 	 */
-	ReturnValue_t findEmpty(uint16_t pool_index, uint16_t* element);
+	ReturnValue_t findEmpty(n_pool_elem_t poolIndex, uint16_t* element);
+
+    InternalErrorReporterIF *internalErrorReporter = nullptr;
 };
 
-#include "LocalPool.tpp"
-
 #endif /* FSFW_STORAGEMANAGER_LOCALPOOL_H_ */

storagemanager/PoolManager.cpp

@@ -0,0 +1,59 @@
+#include "PoolManager.h"
+
+PoolManager::PoolManager(object_id_t setObjectId,
+        const LocalPoolConfig& localPoolConfig):
+        LocalPool(setObjectId, localPoolConfig, true) {
+    mutex = MutexFactory::instance()->createMutex();
+}
+
+
+PoolManager::~PoolManager(void) {
+    MutexFactory::instance()->deleteMutex(mutex);
+}
+
+
+ReturnValue_t PoolManager::reserveSpace(const size_t size,
+        store_address_t* address, bool ignoreFault) {
+    MutexHelper mutexHelper(mutex, MutexIF::TimeoutType::WAITING,
+            mutexTimeoutMs);
+    ReturnValue_t status = LocalPool::reserveSpace(size,
+            address,ignoreFault);
+    return status;
+}
+
+
+ReturnValue_t PoolManager::deleteData(
+        store_address_t storeId) {
+#if FSFW_DEBUGGING == 1
+     sif::debug << "PoolManager( " << translateObject(getObjectId()) <<
+           " )::deleteData from store " << storeId.poolIndex <<
+           ". id is "<< storeId.packetIndex << std::endl;
+#endif
+    MutexHelper mutexHelper(mutex, MutexIF::TimeoutType::WAITING,
+            mutexTimeoutMs);
+    return LocalPool::deleteData(storeId);
+}
+
+
+ReturnValue_t PoolManager::deleteData(uint8_t* buffer,
+        size_t size, store_address_t* storeId) {
+    MutexHelper mutexHelper(mutex, MutexIF::TimeoutType::WAITING, 20);
+    ReturnValue_t status = LocalPool::deleteData(buffer,
+            size, storeId);
+    return status;
+}
+
+
+void PoolManager::setMutexTimeout(
+        uint32_t mutexTimeoutMs) {
+    this->mutexTimeoutMs = mutexTimeoutMs;
+}
+
+ReturnValue_t PoolManager::lockMutex(MutexIF::TimeoutType timeoutType,
+		uint32_t timeoutMs) {
+	return mutex->lockMutex(timeoutType, timeoutMs);
+}
+
+ReturnValue_t PoolManager::unlockMutex() {
+	return mutex->unlockMutex();
+}

storagemanager/PoolManager.h

@@ -9,16 +9,20 @@
 /**
  * @brief	The PoolManager class provides an intermediate data storage with
  * 			a fixed pool size policy for inter-process communication.
- * @details	Uses local pool calls but is thread safe by protecting the call
- * 			with a lock.
+ * @details
+ * Uses local pool calls but is thread safe by protecting most calls
+ * with a lock. The developer can lock the pool with the provided API
+ * if the lock needs to persists beyond the function call.
+ *
+ * Other than that, the class provides the same interface as the LocalPool
+ * class. The class is always registered as a system object as it is assumed
+ * it will always be used concurrently (if this is not the case, it is
+ * recommended to use the LocalPool class instead).
  * @author 	Bastian Baetz
  */
-template <uint8_t NUMBER_OF_POOLS = 5>
-class PoolManager : public LocalPool<NUMBER_OF_POOLS> {
+class PoolManager: public LocalPool {
 public:
-	PoolManager(object_id_t setObjectId,
-			const uint16_t element_sizes[NUMBER_OF_POOLS],
-			const uint16_t n_elements[NUMBER_OF_POOLS]);
+	PoolManager(object_id_t setObjectId, const LocalPoolConfig& poolConfig);
 
 	/**
 	 * @brief	In the PoolManager's destructor all allocated memory
@@ -26,6 +30,12 @@ public:
 	 */
 	virtual ~PoolManager();
 
+	/**
+	 * Set the default mutex timeout for internal calls.
+	 * @param mutexTimeoutMs
+	 */
+	void setMutexTimeout(uint32_t mutexTimeoutMs);
+
 	/**
 	 * @brief 	LocalPool overrides for thread-safety. Decorator function
 	 * 			which wraps LocalPool calls with a mutex protection.
@@ -34,12 +44,23 @@ public:
 	ReturnValue_t deleteData(uint8_t* buffer, size_t size,
 			store_address_t* storeId = nullptr) override;
 
-	void setMutexTimeout(uint32_t mutexTimeoutMs);
+	/**
+	 * The developer is allowed to lock the mutex in case the lock needs
+	 * to persist beyond the function calls which are not protected by the
+	 * class.
+	 * @param timeoutType
+	 * @param timeoutMs
+	 * @return
+	 */
+	ReturnValue_t lockMutex(MutexIF::TimeoutType timeoutType,
+			uint32_t timeoutMs);
+	ReturnValue_t unlockMutex();
+
 protected:
 	//! Default mutex timeout value to prevent permanent blocking.
 	uint32_t mutexTimeoutMs = 20;
 
-	ReturnValue_t reserveSpace(const uint32_t size, store_address_t* address,
+	ReturnValue_t reserveSpace(const size_t size, store_address_t* address,
 			bool ignoreFault) override;
 
 	/**
@@ -51,6 +72,4 @@ protected:
 	MutexIF* mutex;
 };
 
-#include "PoolManager.tpp"
-
 #endif /* FSFW_STORAGEMANAGER_POOLMANAGER_H_ */

storagemanager/StorageAccessor.h

@@ -10,9 +10,7 @@ class StorageManagerIF;
  */
 class StorageAccessor: public ConstStorageAccessor {
 	//! StorageManager classes have exclusive access to private variables.
-	template<uint8_t NUMBER_OF_POOLS>
 	friend class PoolManager;
-	template<uint8_t NUMBER_OF_POOLS>
 	friend class LocalPool;
 public:
 	StorageAccessor(store_address_t storeId);

storagemanager/StorageManagerIF.h

@@ -28,6 +28,9 @@ using ConstAccessorPair = std::pair<ReturnValue_t, ConstStorageAccessor>;
  */
 class StorageManagerIF : public HasReturnvaluesIF {
 public:
+	using size_type = size_t;
+	using max_pools_t = uint8_t;
+
 	static const uint8_t INTERFACE_ID = CLASS_ID::STORAGE_MANAGER_IF; //!< The unique ID for return codes for this interface.
 	static const ReturnValue_t DATA_TOO_LARGE = MAKE_RETURN_CODE(1); //!< This return code indicates that the data to be stored is too large for the store.
 	static const ReturnValue_t DATA_STORAGE_FULL = MAKE_RETURN_CODE(2); //!< This return code indicates that a data storage is full.
@@ -40,7 +43,9 @@ public:
 	static const Event GET_DATA_FAILED = MAKE_EVENT(0, SEVERITY::LOW);
 	static const Event STORE_DATA_FAILED = MAKE_EVENT(1, SEVERITY::LOW);
 
-	static const uint32_t INVALID_ADDRESS = 0xFFFFFFFF; //!< Indicates an invalid (i.e unused) storage address.
+	//!< Indicates an invalid (i.e unused) storage address.
+	static const uint32_t INVALID_ADDRESS = 0xFFFFFFFF;
+
 	/**
 	 * @brief This is the empty virtual destructor as required for C++ interfaces.
 	 */
@@ -164,6 +169,22 @@ public:
 	 * Use with care!
 	 */
 	virtual void clearStore() = 0;
+
+	/**
+	 * Clears a page in the store. Use with care!
+	 * @param pageIndex
+	 */
+	virtual void clearPage(uint8_t pageIndex) = 0;
+
+	/**
+	 * Get the fill count of the pool. The exact form will be implementation
+	 * dependant.
+	 * @param buffer
+	 * @param bytesWritten
+	 */
+	virtual void getFillCount(uint8_t* buffer, uint8_t* bytesWritten) = 0;
+
+	virtual size_t getTotalSize(size_t* additionalSize) = 0;
 };
 
 #endif /* FSFW_STORAGEMANAGER_STORAGEMANAGERIF_H_ */

storagemanager/storeAddress.h

@@ -3,16 +3,21 @@
 
 #include <cstdint>
 
+namespace storeId {
+static constexpr uint32_t INVALID_STORE_ADDRESS = 0xffffffff;
+}
+
 /**
  * This union defines the type that identifies where a data packet is
  * stored in the store. It comprises of a raw part to read it as raw value and
  * a structured part to use it in pool-like stores.
  */
 union store_address_t {
+
 	/**
 	 * Default Constructor, initializing to INVALID_ADDRESS
 	 */
-	store_address_t():raw(0xFFFFFFFF){}
+	store_address_t(): raw(storeId::INVALID_STORE_ADDRESS){}
 	/**
 	 * Constructor to create an address object using the raw address
 	 *
@@ -28,7 +33,7 @@ union store_address_t {
 	 * @param packetIndex
 	 */
 	store_address_t(uint16_t poolIndex, uint16_t packetIndex):
-		pool_index(poolIndex),packet_index(packetIndex){}
+		poolIndex(poolIndex), packetIndex(packetIndex){}
 	/**
 	 * A structure with two elements to access the store address pool-like.
 	 */
@@ -36,11 +41,11 @@ union store_address_t {
 		/**
 		 * The index in which pool the packet lies.
 		 */
-		uint16_t pool_index;
+		uint16_t poolIndex;
 		/**
 		 * The position in the chosen pool.
 		 */
-		uint16_t packet_index;
+		uint16_t packetIndex;
 	};
 	/**
 	 * Alternative access to the raw value.