Merge pull request 'New StoreAccessors and separation of implementation for storagemanager classes' (#92) from KSat/fsfw:mueller_StoreAccessor into master
Reviewed-on: #92
This commit is contained in:
commit
a700f6a96d
@ -2,6 +2,7 @@
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#define FSFW_IPC_COMMANDMESSAGE_H_
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#include "CommandMessageIF.h"
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#include "MessageQueueMessage.h"
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#include "FwMessageTypes.h"
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@ -1,19 +1,18 @@
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#ifndef FSFW_IPC_MESSAGEQUEUEDEFINITIONS_H_
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#define FSFW_IPC_MESSAGEQUEUEDEFINITIONS_H_
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#include <cstdint>
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/*
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* TODO: Actually, the definition of this ID to be a uint32_t is not ideal and
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* breaks layering. However, it is difficult to keep layering, as the ID is
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* stored in many places and sent around in MessageQueueMessage.
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* Ideally, one would use the (current) object_id_t only, however, doing a
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* lookup of queueIDs for every call does not sound ideal.
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* In a first step, I'll circumvent the issue by not touching it,
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* maybe in a second step. This also influences Interface design
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* (getCommandQueue) and some other issues..
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*/
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using MessageQueueId_t = uint32_t;
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#endif /* FSFW_IPC_MESSAGEQUEUEDEFINITIONS_H_ */
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#ifndef FSFW_IPC_MESSAGEQUEUEDEFINITIONS_H_
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#define FSFW_IPC_MESSAGEQUEUEDEFINITIONS_H_
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#include <cstdint>
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/*
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* TODO: Actually, the definition of this ID to be a uint32_t is not ideal and
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* breaks layering. However, it is difficult to keep layering, as the ID is
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* stored in many places and sent around in MessageQueueMessage.
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* Ideally, one would use the (current) object_id_t only, however, doing a
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* lookup of queueIDs for every call does not sound ideal.
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* In a first step, I'll circumvent the issue by not touching it,
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* maybe in a second step. This also influences Interface design
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* (getCommandQueue) and some other issues..
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*/
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using MessageQueueId_t = uint32_t;
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#endif /* FSFW_IPC_MESSAGEQUEUEDEFINITIONS_H_ */
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|
88
storagemanager/ConstStorageAccessor.cpp
Normal file
88
storagemanager/ConstStorageAccessor.cpp
Normal file
@ -0,0 +1,88 @@
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#include "ConstStorageAccessor.h"
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#include "StorageManagerIF.h"
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#include "../serviceinterface/ServiceInterfaceStream.h"
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#include "../globalfunctions/arrayprinter.h"
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ConstStorageAccessor::ConstStorageAccessor(store_address_t storeId):
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storeId(storeId) {}
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ConstStorageAccessor::ConstStorageAccessor(store_address_t storeId,
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StorageManagerIF* store):
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storeId(storeId), store(store) {
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internalState = AccessState::ASSIGNED;
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}
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ConstStorageAccessor::~ConstStorageAccessor() {
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if(deleteData and store != nullptr) {
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store->deleteData(storeId);
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}
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}
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ConstStorageAccessor::ConstStorageAccessor(ConstStorageAccessor&& other):
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constDataPointer(other.constDataPointer), storeId(other.storeId),
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size_(other.size_), store(other.store), deleteData(other.deleteData),
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internalState(other.internalState) {
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// This prevent premature deletion
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other.store = nullptr;
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}
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ConstStorageAccessor& ConstStorageAccessor::operator=(
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ConstStorageAccessor&& other) {
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constDataPointer = other.constDataPointer;
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storeId = other.storeId;
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store = other.store;
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size_ = other.size_;
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deleteData = other.deleteData;
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this->store = other.store;
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// This prevents premature deletion
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other.store = nullptr;
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return *this;
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}
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const uint8_t* ConstStorageAccessor::data() const {
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return constDataPointer;
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}
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size_t ConstStorageAccessor::size() const {
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if(internalState == AccessState::UNINIT) {
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sif::warning << "StorageAccessor: Not initialized!" << std::endl;
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}
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return size_;
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}
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ReturnValue_t ConstStorageAccessor::getDataCopy(uint8_t *pointer,
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size_t maxSize) {
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if(internalState == AccessState::UNINIT) {
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sif::warning << "StorageAccessor: Not initialized!" << std::endl;
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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if(size_ > maxSize) {
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sif::error << "StorageAccessor: Supplied buffer not large enough"
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<< std::endl;
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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std::copy(constDataPointer, constDataPointer + size_, pointer);
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return HasReturnvaluesIF::RETURN_OK;
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}
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void ConstStorageAccessor::release() {
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deleteData = false;
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}
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store_address_t ConstStorageAccessor::getId() const {
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return storeId;
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}
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void ConstStorageAccessor::print() const {
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if(internalState == AccessState::UNINIT or constDataPointer == nullptr) {
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sif::warning << "StorageAccessor: Not initialized!" << std::endl;
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return;
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}
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arrayprinter::print(constDataPointer, size_);
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}
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void ConstStorageAccessor::assignStore(StorageManagerIF* store) {
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internalState = AccessState::ASSIGNED;
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this->store = store;
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}
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116
storagemanager/ConstStorageAccessor.h
Normal file
116
storagemanager/ConstStorageAccessor.h
Normal file
@ -0,0 +1,116 @@
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#ifndef FSFW_STORAGEMANAGER_CONSTSTORAGEACCESSOR_H_
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#define FSFW_STORAGEMANAGER_CONSTSTORAGEACCESSOR_H_
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#include "storeAddress.h"
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#include "../returnvalues/HasReturnvaluesIF.h"
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#include <cstddef>
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class StorageManagerIF;
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/**
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* @brief Helper classes to facilitate safe access to storages which is also
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* conforming to RAII principles
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* @details
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* Accessor class which can be returned by pool manager or passed and set by
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* pool managers to have safe access to the pool resources.
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*
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* These helper can be used together with the StorageManager classes to manage
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* access to a storage. It can take care of thread-safety while also providing
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* mechanisms to automatically clear storage data.
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*/
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class ConstStorageAccessor {
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//! StorageManager classes have exclusive access to private variables.
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template<uint8_t NUMBER_OF_POOLS>
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friend class PoolManager;
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template<uint8_t NUMBER_OF_POOLS>
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friend class LocalPool;
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public:
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/**
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* @brief Simple constructor which takes the store ID of the storage
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* entry to access.
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* @param storeId
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*/
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ConstStorageAccessor(store_address_t storeId);
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ConstStorageAccessor(store_address_t storeId, StorageManagerIF* store);
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/**
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* @brief The destructor in default configuration takes care of
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* deleting the accessed pool entry and unlocking the mutex
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*/
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virtual ~ConstStorageAccessor();
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/**
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* @brief Returns a pointer to the read-only data
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* @return
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*/
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const uint8_t* data() const;
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/**
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* @brief Copies the read-only data to the supplied pointer
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* @param pointer
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*/
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virtual ReturnValue_t getDataCopy(uint8_t *pointer, size_t maxSize);
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/**
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* @brief Calling this will prevent the Accessor from deleting the data
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* when the destructor is called.
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*/
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void release();
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/**
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* Get the size of the data
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* @return
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*/
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size_t size() const;
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/**
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* Get the storage ID.
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* @return
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*/
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store_address_t getId() const;
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void print() const;
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/**
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* @brief Move ctor and move assignment allow returning accessors as
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* a returnvalue. They prevent resource being free prematurely.
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* Refer to: https://github.com/MicrosoftDocs/cpp-docs/blob/master/docs/cpp/
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* move-constructors-and-move-assignment-operators-cpp.md
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* @param
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* @return
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*/
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ConstStorageAccessor& operator= (ConstStorageAccessor&&);
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ConstStorageAccessor(ConstStorageAccessor&&);
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//! The copy ctor and copy assignemnt should be deleted implicitely
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//! according to https://foonathan.net/2019/02/special-member-functions/
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//! but I still deleted them to make it more explicit. (remember rule of 5).
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ConstStorageAccessor& operator=(const ConstStorageAccessor&) = delete;
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ConstStorageAccessor(const ConstStorageAccessor&) = delete;
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protected:
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const uint8_t* constDataPointer = nullptr;
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store_address_t storeId;
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size_t size_ = 0;
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//! Managing pool, has to assign itself.
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StorageManagerIF* store = nullptr;
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bool deleteData = true;
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enum class AccessState {
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UNINIT,
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ASSIGNED
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};
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//! Internal state for safety reasons.
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AccessState internalState = AccessState::UNINIT;
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/**
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* Used by the pool manager instances to assign themselves to the
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* accessor. This is necessary to delete the data when the acessor
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* exits the scope ! The internal state will be considered read
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* when this function is called, so take care all data is set properly as
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* well.
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* @param
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*/
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void assignStore(StorageManagerIF*);
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};
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#endif /* FSFW_STORAGEMANAGER_CONSTSTORAGEACCESSOR_H_ */
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@ -1,18 +1,14 @@
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/**
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* @file LocalPool
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* @date 02.02.2012
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* @author Bastian Baetz
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* @brief This file contains the definition of the LocalPool class.
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*/
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#ifndef FRAMEWORK_STORAGEMANAGER_LOCALPOOL_H_
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#define FRAMEWORK_STORAGEMANAGER_LOCALPOOL_H_
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#ifndef FSFW_STORAGEMANAGER_LOCALPOOL_H_
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#define FSFW_STORAGEMANAGER_LOCALPOOL_H_
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#include "../objectmanager/SystemObject.h"
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#include "../serviceinterface/ServiceInterfaceStream.h"
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#include "StorageManagerIF.h"
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#include "../objectmanager/SystemObject.h"
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#include "../objectmanager/ObjectManagerIF.h"
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#include "../serviceinterface/ServiceInterfaceStream.h"
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#include "../internalError/InternalErrorReporterIF.h"
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#include <string.h>
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#include "../storagemanager/StorageAccessor.h"
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#include <cstring>
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/**
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* @brief The LocalPool class provides an intermediate data storage with
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@ -27,6 +23,7 @@
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* 0xFFFF-1 bytes.
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* It is possible to store empty packets in the pool.
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* The local pool is NOT thread-safe.
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* @author Bastian Baetz
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*/
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template<uint8_t NUMBER_OF_POOLS = 5>
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class LocalPool: public SystemObject, public StorageManagerIF {
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@ -39,7 +36,7 @@ public:
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/**
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* @brief This is the default constructor for a pool manager instance.
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* @details By passing two arrays of size NUMBER_OF_POOLS, the constructor
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* allocates memory (with \c new) for store and size_list. These
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* allocates memory (with @c new) for store and size_list. These
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* regions are all set to zero on start up.
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* @param setObjectId The object identifier to be set. This allows for
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* multiple instances of LocalPool in the system.
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@ -73,10 +70,17 @@ public:
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size_t size, bool ignoreFault = false) override;
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ReturnValue_t getFreeElement(store_address_t* storageId,const size_t size,
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uint8_t** p_data, bool ignoreFault = false) override;
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ConstAccessorPair getData(store_address_t packet_id) override;
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ReturnValue_t getData(store_address_t packet_id, ConstStorageAccessor&) override;
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ReturnValue_t getData(store_address_t packet_id, const uint8_t** packet_ptr,
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size_t * size) override;
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AccessorPair modifyData(store_address_t packet_id) override;
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ReturnValue_t modifyData(store_address_t packet_id, StorageAccessor&) override;
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ReturnValue_t modifyData(store_address_t packet_id, uint8_t** packet_ptr,
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size_t * size) override;
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virtual ReturnValue_t deleteData(store_address_t) override;
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virtual ReturnValue_t deleteData(uint8_t* ptr, size_t size,
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store_address_t* storeId = NULL) override;
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@ -84,7 +88,7 @@ public:
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ReturnValue_t initialize() override;
|
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protected:
|
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/**
|
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* With this helper method, a free element of \c size is reserved.
|
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* With this helper method, a free element of @c size is reserved.
|
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* @param size The minimum packet size that shall be reserved.
|
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* @param[out] address Storage ID of the reserved data.
|
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* @return - #RETURN_OK on success,
|
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@ -97,7 +101,8 @@ protected:
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private:
|
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/**
|
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* Indicates that this element is free.
|
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* This value limits the maximum size of a pool. Change to larger data type if increase is required.
|
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* 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;
|
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/**
|
||||
@ -123,7 +128,9 @@ private:
|
||||
* is also dynamically allocated there.
|
||||
*/
|
||||
uint32_t* size_list[NUMBER_OF_POOLS];
|
||||
bool spillsToHigherPools; //!< A variable to determine whether higher n pools are used if the store is full.
|
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//! A variable to determine whether higher n pools are used if
|
||||
//! the store is full.
|
||||
bool spillsToHigherPools;
|
||||
/**
|
||||
* @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
|
||||
@ -180,4 +187,4 @@ private:
|
||||
|
||||
#include "LocalPool.tpp"
|
||||
|
||||
#endif /* FRAMEWORK_STORAGEMANAGER_LOCALPOOL_H_ */
|
||||
#endif /* FSFW_STORAGEMANAGER_LOCALPOOL_H_ */
|
||||
|
@ -1,5 +1,9 @@
|
||||
#ifndef FRAMEWORK_STORAGEMANAGER_LOCALPOOL_TPP_
|
||||
#define FRAMEWORK_STORAGEMANAGER_LOCALPOOL_TPP_
|
||||
#ifndef FSFW_STORAGEMANAGER_LOCALPOOL_TPP_
|
||||
#define FSFW_STORAGEMANAGER_LOCALPOOL_TPP_
|
||||
|
||||
#ifndef FSFW_STORAGEMANAGER_LOCALPOOL_H_
|
||||
#error Include LocalPool.h before LocalPool.tpp!
|
||||
#endif
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline LocalPool<NUMBER_OF_POOLS>::LocalPool(object_id_t setObjectId,
|
||||
@ -122,8 +126,9 @@ inline LocalPool<NUMBER_OF_POOLS>::~LocalPool(void) {
|
||||
}
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::addData(store_address_t* storageId,
|
||||
const uint8_t* data, size_t size, bool ignoreFault) {
|
||||
inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::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);
|
||||
@ -144,15 +149,55 @@ inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::getFreeElement(
|
||||
return status;
|
||||
}
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ConstAccessorPair LocalPool<NUMBER_OF_POOLS>::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));
|
||||
}
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::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;
|
||||
}
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::getData(
|
||||
store_address_t packet_id, const uint8_t** packet_ptr, size_t* size) {
|
||||
uint8_t* tempData = NULL;
|
||||
uint8_t* tempData = nullptr;
|
||||
ReturnValue_t status = modifyData(packet_id, &tempData, size);
|
||||
*packet_ptr = tempData;
|
||||
return status;
|
||||
}
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline AccessorPair LocalPool<NUMBER_OF_POOLS>::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));
|
||||
}
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::modifyData(
|
||||
store_address_t storeId, StorageAccessor& storeAccessor) {
|
||||
storeAccessor.assignStore(this);
|
||||
ReturnValue_t status = modifyData(storeId, &storeAccessor.dataPointer,
|
||||
&storeAccessor.size_);
|
||||
storeAccessor.assignConstPointer();
|
||||
return status;
|
||||
}
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::modifyData(
|
||||
store_address_t packet_id, uint8_t** packet_ptr, size_t* size) {
|
||||
@ -242,8 +287,8 @@ inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::initialize() {
|
||||
}
|
||||
internalErrorReporter = objectManager->get<InternalErrorReporterIF>(
|
||||
objects::INTERNAL_ERROR_REPORTER);
|
||||
if (internalErrorReporter == NULL){
|
||||
return RETURN_FAILED;
|
||||
if (internalErrorReporter == nullptr){
|
||||
return ObjectManagerIF::INTERNAL_ERR_REPORTER_UNINIT;
|
||||
}
|
||||
|
||||
//Check if any pool size is large than the maximum allowed.
|
||||
@ -251,10 +296,10 @@ inline ReturnValue_t LocalPool<NUMBER_OF_POOLS>::initialize() {
|
||||
if (element_sizes[count] >= STORAGE_FREE) {
|
||||
sif::error << "LocalPool::initialize: Pool is too large! "
|
||||
"Max. allowed size is: " << (STORAGE_FREE - 1) << std::endl;
|
||||
return RETURN_FAILED;
|
||||
return StorageManagerIF::POOL_TOO_LARGE;
|
||||
}
|
||||
}
|
||||
return RETURN_OK;
|
||||
}
|
||||
|
||||
#endif
|
||||
#endif /* FSFW_STORAGEMANAGER_LOCALPOOL_TPP_ */
|
||||
|
@ -1,17 +1,18 @@
|
||||
#ifndef POOLMANAGER_H_
|
||||
#define POOLMANAGER_H_
|
||||
|
||||
#ifndef FSFW_STORAGEMANAGER_POOLMANAGER_H_
|
||||
#define FSFW_STORAGEMANAGER_POOLMANAGER_H_
|
||||
|
||||
#include "LocalPool.h"
|
||||
#include "StorageAccessor.h"
|
||||
#include "../ipc/MutexHelper.h"
|
||||
|
||||
|
||||
/**
|
||||
* @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.
|
||||
* @author Bastian Baetz
|
||||
*/
|
||||
|
||||
template <uint8_t NUMBER_OF_POOLS = 5>
|
||||
class PoolManager : public LocalPool<NUMBER_OF_POOLS> {
|
||||
public:
|
||||
@ -19,16 +20,25 @@ public:
|
||||
const uint16_t element_sizes[NUMBER_OF_POOLS],
|
||||
const uint16_t n_elements[NUMBER_OF_POOLS]);
|
||||
|
||||
//! @brief In the PoolManager's destructor all allocated memory is freed.
|
||||
/**
|
||||
* @brief In the PoolManager's destructor all allocated memory
|
||||
* is freed.
|
||||
*/
|
||||
virtual ~PoolManager();
|
||||
|
||||
//! @brief LocalPool overrides for thread-safety.
|
||||
/**
|
||||
* @brief LocalPool overrides for thread-safety. Decorator function
|
||||
* which wraps LocalPool calls with a mutex protection.
|
||||
*/
|
||||
ReturnValue_t deleteData(store_address_t) override;
|
||||
ReturnValue_t deleteData(uint8_t* buffer, size_t size,
|
||||
store_address_t* storeId = NULL) override;
|
||||
ReturnValue_t modifyData(store_address_t packet_id, uint8_t** packet_ptr,
|
||||
size_t* size) override;
|
||||
store_address_t* storeId = nullptr) override;
|
||||
|
||||
void setMutexTimeout(uint32_t mutexTimeoutMs);
|
||||
protected:
|
||||
//! Default mutex timeout value to prevent permanent blocking.
|
||||
uint32_t mutexTimeoutMs = 20;
|
||||
|
||||
ReturnValue_t reserveSpace(const uint32_t size, store_address_t* address,
|
||||
bool ignoreFault) override;
|
||||
|
||||
@ -43,4 +53,4 @@ protected:
|
||||
|
||||
#include "PoolManager.tpp"
|
||||
|
||||
#endif /* POOLMANAGER_H_ */
|
||||
#endif /* FSFW_STORAGEMANAGER_POOLMANAGER_H_ */
|
||||
|
@ -1,6 +1,10 @@
|
||||
#ifndef FRAMEWORK_STORAGEMANAGER_POOLMANAGER_TPP_
|
||||
#define FRAMEWORK_STORAGEMANAGER_POOLMANAGER_TPP_
|
||||
|
||||
#ifndef FSFW_STORAGEMANAGER_POOLMANAGER_H_
|
||||
#error Include PoolManager.h before PoolManager.tpp!
|
||||
#endif
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline PoolManager<NUMBER_OF_POOLS>::PoolManager(object_id_t setObjectId,
|
||||
const uint16_t element_sizes[NUMBER_OF_POOLS],
|
||||
@ -17,7 +21,7 @@ inline PoolManager<NUMBER_OF_POOLS>::~PoolManager(void) {
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ReturnValue_t PoolManager<NUMBER_OF_POOLS>::reserveSpace(
|
||||
const uint32_t size, store_address_t* address, bool ignoreFault) {
|
||||
MutexHelper mutexHelper(mutex,MutexIF::BLOCKING);
|
||||
MutexHelper mutexHelper(mutex,MutexIF::WAITING, mutexTimeoutMs);
|
||||
ReturnValue_t status = LocalPool<NUMBER_OF_POOLS>::reserveSpace(size,
|
||||
address,ignoreFault);
|
||||
return status;
|
||||
@ -29,7 +33,7 @@ inline ReturnValue_t PoolManager<NUMBER_OF_POOLS>::deleteData(
|
||||
// debug << "PoolManager( " << translateObject(getObjectId()) <<
|
||||
// " )::deleteData from store " << packet_id.pool_index <<
|
||||
// ". id is "<< packet_id.packet_index << std::endl;
|
||||
MutexHelper mutexHelper(mutex,MutexIF::BLOCKING);
|
||||
MutexHelper mutexHelper(mutex,MutexIF::WAITING, mutexTimeoutMs);
|
||||
ReturnValue_t status = LocalPool<NUMBER_OF_POOLS>::deleteData(packet_id);
|
||||
return status;
|
||||
}
|
||||
@ -37,19 +41,16 @@ inline ReturnValue_t PoolManager<NUMBER_OF_POOLS>::deleteData(
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ReturnValue_t PoolManager<NUMBER_OF_POOLS>::deleteData(uint8_t* buffer,
|
||||
size_t size, store_address_t* storeId) {
|
||||
MutexHelper mutexHelper(mutex,MutexIF::BLOCKING);
|
||||
MutexHelper mutexHelper(mutex,MutexIF::WAITING, mutexTimeoutMs);
|
||||
ReturnValue_t status = LocalPool<NUMBER_OF_POOLS>::deleteData(buffer,
|
||||
size, storeId);
|
||||
return status;
|
||||
}
|
||||
|
||||
template<uint8_t NUMBER_OF_POOLS>
|
||||
inline ReturnValue_t PoolManager<NUMBER_OF_POOLS>::modifyData(
|
||||
store_address_t packet_id, uint8_t** packet_ptr, size_t* size) {
|
||||
MutexHelper mutexHelper(mutex,MutexIF::BLOCKING);
|
||||
ReturnValue_t status = LocalPool<NUMBER_OF_POOLS>::modifyData(packet_id,
|
||||
packet_ptr, size);
|
||||
return status;
|
||||
inline void PoolManager<NUMBER_OF_POOLS>::setMutexTimeout(
|
||||
uint32_t mutexTimeoutMs) {
|
||||
this->mutexTimeout = mutexTimeoutMs;
|
||||
}
|
||||
|
||||
#endif
|
||||
#endif /* FRAMEWORK_STORAGEMANAGER_POOLMANAGER_TPP_ */
|
||||
|
67
storagemanager/StorageAccessor.cpp
Normal file
67
storagemanager/StorageAccessor.cpp
Normal file
@ -0,0 +1,67 @@
|
||||
#include "StorageAccessor.h"
|
||||
#include "StorageManagerIF.h"
|
||||
#include "../serviceinterface/ServiceInterfaceStream.h"
|
||||
|
||||
StorageAccessor::StorageAccessor(store_address_t storeId):
|
||||
ConstStorageAccessor(storeId) {
|
||||
}
|
||||
|
||||
StorageAccessor::StorageAccessor(store_address_t storeId,
|
||||
StorageManagerIF* store):
|
||||
ConstStorageAccessor(storeId, store) {
|
||||
}
|
||||
|
||||
StorageAccessor& StorageAccessor::operator =(
|
||||
StorageAccessor&& other) {
|
||||
// Call the parent move assignment and also assign own member.
|
||||
dataPointer = other.dataPointer;
|
||||
StorageAccessor::operator=(std::move(other));
|
||||
return * this;
|
||||
}
|
||||
|
||||
// Call the parent move ctor and also transfer own member.
|
||||
StorageAccessor::StorageAccessor(StorageAccessor&& other):
|
||||
ConstStorageAccessor(std::move(other)), dataPointer(other.dataPointer) {
|
||||
}
|
||||
|
||||
ReturnValue_t StorageAccessor::getDataCopy(uint8_t *pointer, size_t maxSize) {
|
||||
if(internalState == AccessState::UNINIT) {
|
||||
sif::warning << "StorageAccessor: Not initialized!" << std::endl;
|
||||
return HasReturnvaluesIF::RETURN_FAILED;
|
||||
}
|
||||
if(size_ > maxSize) {
|
||||
sif::error << "StorageAccessor: Supplied buffer not large "
|
||||
"enough" << std::endl;
|
||||
return HasReturnvaluesIF::RETURN_FAILED;
|
||||
}
|
||||
std::copy(dataPointer, dataPointer + size_, pointer);
|
||||
return HasReturnvaluesIF::RETURN_OK;
|
||||
}
|
||||
|
||||
uint8_t* StorageAccessor::data() {
|
||||
if(internalState == AccessState::UNINIT) {
|
||||
sif::warning << "StorageAccessor: Not initialized!" << std::endl;
|
||||
}
|
||||
return dataPointer;
|
||||
}
|
||||
|
||||
ReturnValue_t StorageAccessor::write(uint8_t *data, size_t size,
|
||||
uint16_t offset) {
|
||||
if(internalState == AccessState::UNINIT) {
|
||||
sif::warning << "StorageAccessor: Not initialized!" << std::endl;
|
||||
return HasReturnvaluesIF::RETURN_FAILED;
|
||||
}
|
||||
if(offset + size > size_) {
|
||||
sif::error << "StorageAccessor: Data too large for pool "
|
||||
"entry!" << std::endl;
|
||||
return HasReturnvaluesIF::RETURN_FAILED;
|
||||
}
|
||||
std::copy(data, data + size, dataPointer + offset);
|
||||
return HasReturnvaluesIF::RETURN_OK;
|
||||
}
|
||||
|
||||
void StorageAccessor::assignConstPointer() {
|
||||
constDataPointer = dataPointer;
|
||||
}
|
||||
|
||||
|
45
storagemanager/StorageAccessor.h
Normal file
45
storagemanager/StorageAccessor.h
Normal file
@ -0,0 +1,45 @@
|
||||
#ifndef FSFW_STORAGEMANAGER_STORAGEACCESSOR_H_
|
||||
#define FSFW_STORAGEMANAGER_STORAGEACCESSOR_H_
|
||||
|
||||
#include "ConstStorageAccessor.h"
|
||||
|
||||
class StorageManagerIF;
|
||||
|
||||
/**
|
||||
* @brief Child class for modifyable data. Also has a normal pointer member.
|
||||
*/
|
||||
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);
|
||||
StorageAccessor(store_address_t storeId, StorageManagerIF* store);
|
||||
|
||||
/**
|
||||
* @brief Move ctor and move assignment allow returning accessors as
|
||||
* a returnvalue. They prevent resource being freed prematurely.
|
||||
* See: https://github.com/MicrosoftDocs/cpp-docs/blob/master/docs/cpp/
|
||||
* move-constructors-and-move-assignment-operators-cpp.md
|
||||
* @param
|
||||
* @return
|
||||
*/
|
||||
StorageAccessor& operator=(StorageAccessor&&);
|
||||
StorageAccessor(StorageAccessor&&);
|
||||
|
||||
ReturnValue_t write(uint8_t *data, size_t size,
|
||||
uint16_t offset = 0);
|
||||
uint8_t* data();
|
||||
ReturnValue_t getDataCopy(uint8_t *pointer, size_t maxSize) override;
|
||||
|
||||
private:
|
||||
//! Non-const pointer for modifyable data.
|
||||
uint8_t* dataPointer = nullptr;
|
||||
//! For modifyable data, the const pointer is assigned to the normal
|
||||
//! pointer by the pool manager so both access functions can be used safely
|
||||
void assignConstPointer();
|
||||
};
|
||||
|
||||
#endif /* FSFW_STORAGEMANAGER_STORAGEACCESSOR_H_ */
|
@ -1,60 +1,17 @@
|
||||
#ifndef STORAGEMANAGERIF_H_H
|
||||
#define STORAGEMANAGERIF_H_H
|
||||
#ifndef FSFW_STORAGEMANAGER_STORAGEMANAGERIF_H_
|
||||
#define FSFW_STORAGEMANAGER_STORAGEMANAGERIF_H_
|
||||
|
||||
#include "StorageAccessor.h"
|
||||
#include "storeAddress.h"
|
||||
|
||||
#include "../events/Event.h"
|
||||
#include "../returnvalues/HasReturnvaluesIF.h"
|
||||
#include <stddef.h>
|
||||
|
||||
/**
|
||||
* @brief This union defines the type that identifies where a data packet is
|
||||
* stored in the store.
|
||||
* It consists 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){}
|
||||
#include <utility>
|
||||
#include <cstddef>
|
||||
|
||||
/**
|
||||
* Constructor to create an address object using the raw address
|
||||
* @param rawAddress
|
||||
*/
|
||||
store_address_t(uint32_t rawAddress):raw(rawAddress){}
|
||||
|
||||
/**
|
||||
* Constructor to create an address object using pool
|
||||
* and packet indices
|
||||
*
|
||||
* @param poolIndex
|
||||
* @param packetIndex
|
||||
*/
|
||||
store_address_t(uint16_t poolIndex, uint16_t packetIndex):
|
||||
pool_index(poolIndex),packet_index(packetIndex) {}
|
||||
|
||||
/**
|
||||
* A structure with two elements to access the store address pool-like.
|
||||
*/
|
||||
struct {
|
||||
/**
|
||||
* The index in which pool the packet lies.
|
||||
*/
|
||||
uint16_t pool_index;
|
||||
/**
|
||||
* The position in the chosen pool.
|
||||
*/
|
||||
uint16_t packet_index;
|
||||
};
|
||||
/**
|
||||
* Alternative access to the raw value.
|
||||
*/
|
||||
uint32_t raw;
|
||||
|
||||
bool operator==(const store_address_t& other) const {
|
||||
return raw == other.raw;
|
||||
}
|
||||
};
|
||||
using AccessorPair = std::pair<ReturnValue_t, StorageAccessor>;
|
||||
using ConstAccessorPair = std::pair<ReturnValue_t, ConstStorageAccessor>;
|
||||
|
||||
/**
|
||||
* @brief This class provides an interface for intermediate data storage.
|
||||
@ -77,6 +34,7 @@ public:
|
||||
static const ReturnValue_t ILLEGAL_STORAGE_ID = MAKE_RETURN_CODE(3); //!< This return code indicates that data was requested with an illegal storage ID.
|
||||
static const ReturnValue_t DATA_DOES_NOT_EXIST = MAKE_RETURN_CODE(4); //!< This return code indicates that the requested ID was valid, but no data is stored there.
|
||||
static const ReturnValue_t ILLEGAL_ADDRESS = MAKE_RETURN_CODE(5);
|
||||
static const ReturnValue_t POOL_TOO_LARGE = MAKE_RETURN_CODE(6); //!< Pool size too large on initialization.
|
||||
|
||||
static const uint8_t SUBSYSTEM_ID = SUBSYSTEM_ID::OBSW;
|
||||
static const Event GET_DATA_FAILED = MAKE_EVENT(0, SEVERITY::LOW);
|
||||
@ -122,6 +80,29 @@ public:
|
||||
*/
|
||||
virtual ReturnValue_t deleteData(uint8_t* buffer, size_t size,
|
||||
store_address_t* storeId = nullptr) = 0;
|
||||
|
||||
|
||||
/**
|
||||
* @brief Access the data by supplying a store ID.
|
||||
* @details
|
||||
* A pair consisting of the retrieval result and an instance of a
|
||||
* ConstStorageAccessor class is returned
|
||||
* @param storeId
|
||||
* @return Pair of return value and a ConstStorageAccessor instance
|
||||
*/
|
||||
virtual ConstAccessorPair getData(store_address_t storeId) = 0;
|
||||
|
||||
/**
|
||||
* @brief Access the data by supplying a store ID and a helper
|
||||
* instance
|
||||
* @param storeId
|
||||
* @param constAccessor Wrapper function to access store data.
|
||||
* @return
|
||||
*/
|
||||
virtual ReturnValue_t getData(store_address_t storeId,
|
||||
ConstStorageAccessor& constAccessor) = 0;
|
||||
|
||||
|
||||
/**
|
||||
* @brief getData returns an address to data and the size of the data
|
||||
* for a given packet_id.
|
||||
@ -135,8 +116,30 @@ public:
|
||||
*/
|
||||
virtual ReturnValue_t getData(store_address_t packet_id,
|
||||
const uint8_t** packet_ptr, size_t* size) = 0;
|
||||
|
||||
|
||||
/**
|
||||
* Same as above, but not const and therefore modifiable.
|
||||
* Modify data by supplying a store ID
|
||||
* @param storeId
|
||||
* @return Pair of return value and StorageAccessor helper
|
||||
*/
|
||||
virtual AccessorPair modifyData(store_address_t storeId) = 0;
|
||||
|
||||
/**
|
||||
* Modify data by supplying a store ID and a StorageAccessor helper instance.
|
||||
* @param storeId
|
||||
* @param accessor Helper class to access the modifiable data.
|
||||
* @return
|
||||
*/
|
||||
virtual ReturnValue_t modifyData(store_address_t storeId,
|
||||
StorageAccessor& accessor) = 0;
|
||||
|
||||
/**
|
||||
* Get pointer and size of modifiable data by supplying the storeId
|
||||
* @param packet_id
|
||||
* @param packet_ptr [out] Pointer to pointer of data to set
|
||||
* @param size [out] Pointer to size to set
|
||||
* @return
|
||||
*/
|
||||
virtual ReturnValue_t modifyData(store_address_t packet_id,
|
||||
uint8_t** packet_ptr, size_t* size) = 0;
|
||||
@ -155,6 +158,7 @@ public:
|
||||
*/
|
||||
virtual ReturnValue_t getFreeElement(store_address_t* storageId,
|
||||
const size_t size, uint8_t** p_data, bool ignoreFault = false ) = 0;
|
||||
|
||||
/**
|
||||
* Clears the whole store.
|
||||
* Use with care!
|
||||
@ -162,4 +166,4 @@ public:
|
||||
virtual void clearStore() = 0;
|
||||
};
|
||||
|
||||
#endif /* STORAGEMANAGERIF_H_ */
|
||||
#endif /* FSFW_STORAGEMANAGER_STORAGEMANAGERIF_H_ */
|
||||
|
55
storagemanager/storeAddress.h
Normal file
55
storagemanager/storeAddress.h
Normal file
@ -0,0 +1,55 @@
|
||||
#ifndef FSFW_STORAGEMANAGER_STOREADDRESS_H_
|
||||
#define FSFW_STORAGEMANAGER_STOREADDRESS_H_
|
||||
|
||||
#include <cstdint>
|
||||
|
||||
/**
|
||||
* 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){}
|
||||
/**
|
||||
* Constructor to create an address object using the raw address
|
||||
*
|
||||
* @param rawAddress
|
||||
*/
|
||||
store_address_t(uint32_t rawAddress):raw(rawAddress){}
|
||||
|
||||
/**
|
||||
* Constructor to create an address object using pool
|
||||
* and packet indices
|
||||
*
|
||||
* @param poolIndex
|
||||
* @param packetIndex
|
||||
*/
|
||||
store_address_t(uint16_t poolIndex, uint16_t packetIndex):
|
||||
pool_index(poolIndex),packet_index(packetIndex){}
|
||||
/**
|
||||
* A structure with two elements to access the store address pool-like.
|
||||
*/
|
||||
struct {
|
||||
/**
|
||||
* The index in which pool the packet lies.
|
||||
*/
|
||||
uint16_t pool_index;
|
||||
/**
|
||||
* The position in the chosen pool.
|
||||
*/
|
||||
uint16_t packet_index;
|
||||
};
|
||||
/**
|
||||
* Alternative access to the raw value.
|
||||
*/
|
||||
uint32_t raw;
|
||||
|
||||
bool operator==(const store_address_t& other) const {
|
||||
return raw == other.raw;
|
||||
}
|
||||
};
|
||||
|
||||
#endif /* FSFW_STORAGEMANAGER_STOREADDRESS_H_ */
|
Loading…
Reference in New Issue
Block a user