trying new interface

controller/ExtendedControllerBase.cpp

@@ -113,3 +113,8 @@ LocalPoolDataSetBase* ExtendedControllerBase::getDataSetHandle(sid_t sid) {
 #endif
     return nullptr;
 }
+
+ProvidesDataPoolSubscriptionIF* ExtendedControllerBase::getSubsciptionInterface(
+		) {
+	return &localPoolManager;
+}

controller/ExtendedControllerBase.h

@@ -32,6 +32,8 @@ public:
     virtual ReturnValue_t performOperation(uint8_t opCode) override;
     virtual ReturnValue_t initializeAfterTaskCreation() override;
 
+   ProvidesDataPoolSubscriptionIF* getSubsciptionInterface() override;
+
 protected:
     LocalDataPoolManager localPoolManager;
     ActionHelper actionHelper;

datapoollocal/AccessLocalDataPoolIF.h

@@ -0,0 +1,17 @@
+#ifndef FSFW_DATAPOOLLOCAL_ACCESSLOCALDATAPOOLIF_H_
+#define FSFW_DATAPOOLLOCAL_ACCESSLOCALDATAPOOLIF_H_
+
+#include <fsfw/datapoollocal/LocalDataPoolManager.h>
+
+
+class AccessLocalDataPoolIF {
+public:
+	virtual ~AccessLocalDataPoolIF() {};
+
+protected:
+	virtual LocalDataPoolManager* getHkManagerHandle() = 0;
+
+};
+
+
+#endif /* FSFW_DATAPOOLLOCAL_ACCESSLOCALDATAPOOLIF_H_ */

datapoollocal/HasLocalDataPoolIF.h

@@ -1,6 +1,7 @@
 #ifndef FSFW_DATAPOOLLOCAL_HASLOCALDATAPOOLIF_H_
 #define FSFW_DATAPOOLLOCAL_HASLOCALDATAPOOLIF_H_
 
+#include "ProvidesDataPoolSubscriptionIF.h"
 #include "locPoolDefinitions.h"
 
 #include "../datapool/PoolEntryIF.h"
@@ -40,8 +41,9 @@ using LocalDataPoolMapIter = LocalDataPool::iterator;
  * of the LocalDataPoolManager.
  */
 class HasLocalDataPoolIF {
-	friend class LocalPoolDataSetBase;
-	friend class LocalPoolObjectBase;
+	friend class LocalDataPoolManager;
+	//friend class LocalPoolDataSetBase;
+	//friend class LocalPoolObjectBase;
 public:
 	virtual~ HasLocalDataPoolIF() {};
 
@@ -73,36 +75,10 @@ public:
 	 */
 	virtual uint32_t getPeriodicOperationFrequency() const = 0;
 
-	/**
-	 * This function is used by the pool manager to get a valid dataset
-     * from a SID
-	 * @param sid Corresponding structure ID
-	 * @return
-	 */
-	virtual LocalPoolDataSetBase* getDataSetHandle(sid_t sid) = 0;
-
-	/**
-	 * Similar to the function above, but used to get a local pool variable
-	 * handle. This is only needed for update notifications, so it is not
-	 * defined as abstract.
-	 * @param localPoolId
-	 * @return
-	 */
-	virtual LocalPoolObjectBase* getPoolObjectHandle(lp_id_t localPoolId) {
-#if FSFW_CPP_OSTREAM_ENABLED == 1
-	    sif::warning << "HasLocalDataPoolIF::getPoolObjectHandle: Not overriden"
-	            << ". Returning nullptr!" << std::endl;
-#else
-	    fsfw::printWarning("HasLocalDataPoolIF::getPoolObjectHandle: "
-	    		"Not overriden. Returning nullptr!\n");
-#endif
-	    return nullptr;
-	}
-
     /**
      * @brief   This function will be called by the manager if an update
      *          notification is received.
-     * @details
+     * @details  HasLocalDataPoolIF
      * Can be overriden by the child class to handle changed datasets.
      * @param sid
      * @param storeId If a snapshot was requested, data will be located inside
@@ -127,8 +103,10 @@ public:
         return;
     }
 
-	/* These function can be implemented by pool owner, as they are required
-	 * by the housekeeping message interface */
+	/**
+	 * These function can be implemented by pool owner, if they are required
+	 * and used by the housekeeping message interface.
+	 * */
 	virtual ReturnValue_t addDataSet(sid_t sid) {
 	    return HasReturnvaluesIF::RETURN_FAILED;
 	};
@@ -140,11 +118,50 @@ public:
 	    return HasReturnvaluesIF::RETURN_FAILED;
 	};
 
+	/**
+	 * This function can be used by data pool consumers to retrieve a  handle
+	 * which allows subscriptions to dataset and variable updates.
+	 * @return
+	 */
 	virtual ProvidesDataPoolSubscriptionIF* getSubsciptionInterface() = 0;
 protected:
 
-	/** Can be used to get a handle to the local data pool manager. */
+	/**
+	 * Can be used to get a handle to the local data pool manager.
+	 * This function is protected because it should only be used by the
+	 * class imlementing the interface.
+	 */
 	virtual LocalDataPoolManager* getHkManagerHandle() = 0;
+
+	/**
+	 * This function is used by the pool manager to get a valid dataset
+     * from a SID. This function is protected to prevent users from
+     * using raw data set pointers which could not be thread-safe. Users
+     * should use the #ProvidesDataPoolSubscriptionIF.
+	 * @param sid Corresponding structure ID
+	 * @return
+	 */
+	virtual LocalPoolDataSetBase* getDataSetHandle(sid_t sid) = 0;
+
+	/**
+	 * Similar to the function above, but used to get a local pool variable
+	 * handle. This is only needed for update notifications, so it is not
+	 * defined as abstract. This function is protected to prevent users from
+     * using raw pool variable pointers which could not be thread-safe.
+     * Users should use the #ProvidesDataPoolSubscriptionIF.
+	 * @param localPoolId
+	 * @return
+	 */
+	virtual LocalPoolObjectBase* getPoolObjectHandle(lp_id_t localPoolId) {
+#if FSFW_CPP_OSTREAM_ENABLED == 1
+	    sif::warning << "HasLocalDataPoolIF::getPoolObjectHandle: Not overriden"
+	            << ". Returning nullptr!" << std::endl;
+#else
+	    fsfw::printWarning("HasLocalDataPoolIF::getPoolObjectHandle: "
+	    		"Not overriden. Returning nullptr!\n");
+#endif
+	    return nullptr;
+	}
 };
 
 #endif /* FSFW_DATAPOOLLOCAL_HASLOCALDATAPOOLIF_H_ */

datapoollocal/LocalDataPoolManager.h

@@ -1,7 +1,7 @@
 #ifndef FSFW_DATAPOOLLOCAL_LOCALDATAPOOLMANAGER_H_
 #define FSFW_DATAPOOLLOCAL_LOCALDATAPOOLMANAGER_H_
 
-#include <fsfw/datapoollocal/ProvidesDataPoolSubscriptionIF.h>
+#include "ProvidesDataPoolSubscriptionIF.h"
 #include "HasLocalDataPoolIF.h"
 
 #include "../serviceinterface/ServiceInterface.h"

datapoollocal/LocalPoolDataSetBase.cpp

@@ -8,7 +8,7 @@
 #include <cmath>
 #include <cstring>
 
-LocalPoolDataSetBase::LocalPoolDataSetBase(HasLocalDataPoolIF *hkOwner,
+LocalPoolDataSetBase::LocalPoolDataSetBase(AccessLocalDataPoolIF *hkOwner,
         uint32_t setId, PoolVariableIF** registeredVariablesArray,
         const size_t maxNumberOfVariables, bool periodicHandling):
         PoolDataSetBase(registeredVariablesArray, maxNumberOfVariables) {

datapoollocal/LocalPoolDataSetBase.h

@@ -3,6 +3,7 @@
 
 #include "HasLocalDataPoolIF.h"
 #include "MarkChangedIF.h"
+#include "AccessLocalDataPoolIF.h"
 
 #include "../datapool/DataSetIF.h"
 #include "../datapool/PoolDataSetBase.h"
@@ -42,7 +43,8 @@ class PeriodicHousekeepingHelper;
  * @ingroup data_pool
  */
 class LocalPoolDataSetBase: public PoolDataSetBase,
-        public MarkChangedIF {
+        public MarkChangedIF,
+		public AccessLocalDataPoolIF {
 	friend class LocalDataPoolManager;
 	friend class PeriodicHousekeepingHelper;
 public:
@@ -52,7 +54,7 @@ public:
 	 * This constructor also initializes the components required for
 	 * periodic handling.
 	 */
-	LocalPoolDataSetBase(HasLocalDataPoolIF *hkOwner,
+	LocalPoolDataSetBase(AccessLocalDataPoolIF *hkOwner,
 			uint32_t setId, PoolVariableIF** registeredVariablesArray,
 	        const size_t maxNumberOfVariables, bool periodicHandling = true);
 
@@ -218,7 +220,7 @@ protected:
 	bool bitGetter(const uint8_t* byte, uint8_t position) const;
 
 	PeriodicHousekeepingHelper* periodicHelper = nullptr;
-	LocalDataPoolManager* hkManager = nullptr;
+	AccessLocalDataPoolIF* hkManager = nullptr;
 
 };
 

datapoollocal/LocalPoolObjectBase.h

@@ -54,7 +54,7 @@ protected:
     ReadWriteMode_t readWriteMode = pool_rwm_t::VAR_READ_WRITE;
 
     //! @brief  Pointer to the class which manages the HK pool.
-    LocalDataPoolManager* hkManager;
+    LocalDataPoolManager* hkManager = nullptr;
 
 	void reportReadCommitError(const char* variableType,
 			ReturnValue_t error, bool read, object_id_t objectId, lp_id_t lpId);

datapoollocal/ProvidesDataPoolSubscriptionIF.h

@@ -1,3 +1,6 @@
+#ifndef FSFW_DATAPOOLLOCAL_PROVIDESDATAPOOLSUBSCRIPTION_H_
+#define FSFW_DATAPOOLLOCAL_PROVIDESDATAPOOLSUBSCRIPTION_H_
+
 #include <fsfw/datapoollocal/locPoolDefinitions.h>
 #include <fsfw/ipc/messageQueueDefinitions.h>
 #include <fsfw/returnvalues/HasReturnvaluesIF.h>
@@ -77,3 +80,5 @@ public:
 			bool generateSnapshot) = 0;
 
 };
+
+#endif /* FSFW_DATAPOOLLOCAL_PROVIDESDATAPOOLSUBSCRIPTION_H_ */

devicehandlers/DeviceHandlerBase.cpp

@@ -1532,3 +1532,7 @@ void DeviceHandlerBase::printWarningOrError(fsfw::OutputTypes errorType,
 	}
 
 }
+
+ProvidesDataPoolSubscriptionIF* DeviceHandlerBase::getSubsciptionInterface() {
+	return &hkManager;
+}

devicehandlers/DeviceHandlerBase.h

@@ -518,7 +518,9 @@ protected:
 				LocalDataPoolManager& poolManager) override;
 
 	/** Get the HK manager object handle */
-	virtual LocalDataPoolManager* getHkManagerHandle() override;
+	LocalDataPoolManager* getHkManagerHandle() override;
+
+    ProvidesDataPoolSubscriptionIF* getSubsciptionInterface() override;
 
 	/**
 	 * @brief 	Hook function for child handlers which is called once per

internalError/InternalErrorReporter.cpp

@@ -195,3 +195,8 @@ void InternalErrorReporter::setMutexTimeout(MutexIF::TimeoutType timeoutType,
 	this->timeoutType = timeoutType;
 	this->timeoutMs = timeoutMs;
 }
+
+ProvidesDataPoolSubscriptionIF* InternalErrorReporter::getSubsciptionInterface(
+		) {
+	return &poolManager;
+}

internalError/InternalErrorReporter.h

@@ -46,6 +46,7 @@ public:
     virtual LocalDataPoolManager* getHkManagerHandle() override;
     virtual dur_millis_t getPeriodicOperationFrequency() const override;
     virtual LocalPoolDataSetBase* getDataSetHandle(sid_t sid) override;
+    ProvidesDataPoolSubscriptionIF* getSubsciptionInterface() override;
 
     virtual ReturnValue_t initialize() override;
     virtual ReturnValue_t initializeAfterTaskCreation() override;