added the decoupling of DHB from powerSwitcher

+ some first hk maanger changes, might comment them out

devicehandlers/DeviceHandlerBase.cpp

@@ -14,7 +14,7 @@
 
 #include <iomanip>
 
-object_id_t DeviceHandlerBase::powerSwitcherId = 0;
+object_id_t DeviceHandlerBase::powerSwitcherId = objects::NO_OBJECT;
 object_id_t DeviceHandlerBase::rawDataReceiverId = 0;
 object_id_t DeviceHandlerBase::defaultFDIRParentId = 0;
 
@@ -26,12 +26,13 @@ DeviceHandlerBase::DeviceHandlerBase(object_id_t setObjectId,
 		SystemObject(setObjectId), mode(MODE_OFF), submode(SUBMODE_NONE),
 		wiretappingMode(OFF), storedRawData(StorageManagerIF::INVALID_ADDRESS),
 		deviceCommunicationId(deviceCommunication), comCookie(comCookie),
+		healthHelper(this,setObjectId), modeHelper(this), parameterHelper(this),
+		actionHelper(this, nullptr), hkManager(this),
 		deviceThermalStatePoolId(thermalStatePoolId),
 		deviceThermalRequestPoolId(thermalRequestPoolId),
-		healthHelper(this,setObjectId), modeHelper(this), parameterHelper(this),
 		childTransitionFailure(RETURN_OK), fdirInstance(fdirInstance),
 		hkSwitcher(this), defaultFDIRUsed(fdirInstance == nullptr),
-		switchOffWasReported(false), actionHelper(this, nullptr), cookieInfo(),
+		switchOffWasReported(false), cookieInfo(),
 		childTransitionDelay(5000),
 		transitionSourceMode(_MODE_POWER_DOWN), transitionSourceSubMode(
 		SUBMODE_NONE), deviceSwitch(setDeviceSwitch) {
@@ -52,7 +53,7 @@ DeviceHandlerBase::DeviceHandlerBase(object_id_t setObjectId,
 }
 
 DeviceHandlerBase::~DeviceHandlerBase() {
-	//communicationInterface->close(cookie);
+	delete comCookie;
 	if (defaultFDIRUsed) {
 		delete fdirInstance;
 	}
@@ -129,9 +130,11 @@ ReturnValue_t DeviceHandlerBase::initialize() {
 
 	defaultRawReceiver = rawReceiver->getDeviceQueue();
 
-	powerSwitcher = objectManager->get<PowerSwitchIF>(powerSwitcherId);
+	if(powerSwitcherId != objects::NO_OBJECT) {
-	if (powerSwitcher == NULL) {
+		powerSwitcher = objectManager->get<PowerSwitchIF>(powerSwitcherId);
-		return RETURN_FAILED;
+		if (powerSwitcher == NULL) {
+			return RETURN_FAILED;
+		}
 	}
 
 	result = healthHelper.initialize();
@@ -162,6 +165,11 @@ ReturnValue_t DeviceHandlerBase::initialize() {
 		return result;
 	}
 
+	result = hkManager.initializeHousekeepingPoolEntriesOnce();
+	if (result != HasReturnvaluesIF::RETURN_OK) {
+		return result;
+	}
+
 	fillCommandAndReplyMap();
 
 	//Set temperature target state to NON_OP.
@@ -271,7 +279,8 @@ void DeviceHandlerBase::doStateMachine() {
 	case _MODE_WAIT_ON: {
 		uint32_t currentUptime;
 		Clock::getUptime(&currentUptime);
-		if (currentUptime - timeoutStart >= powerSwitcher->getSwitchDelayMs()) {
+		if (powerSwitcher != nullptr and currentUptime - timeoutStart >=
+				powerSwitcher->getSwitchDelayMs()) {
 			triggerEvent(MODE_TRANSITION_FAILED, PowerSwitchIF::SWITCH_TIMEOUT,
 					0);
 			setMode(_MODE_POWER_DOWN);
@@ -341,9 +350,10 @@ ReturnValue_t DeviceHandlerBase::isModeCombinationValid(Mode_t mode,
 	}
 }
 
-ReturnValue_t DeviceHandlerBase::insertInCommandAndReplyMap(DeviceCommandId_t deviceCommand,
+ReturnValue_t DeviceHandlerBase::insertInCommandAndReplyMap(
-		uint16_t maxDelayCycles, size_t replyLen, uint8_t periodic,
+		DeviceCommandId_t deviceCommand, uint16_t maxDelayCycles,
-		bool hasDifferentReplyId, DeviceCommandId_t replyId) {
+		size_t replyLen, bool periodic, bool hasDifferentReplyId,
+		DeviceCommandId_t replyId) {
 	//No need to check, as we may try to insert multiple times.
 	insertInCommandMap(deviceCommand);
 	if (hasDifferentReplyId) {
@@ -354,7 +364,7 @@ ReturnValue_t DeviceHandlerBase::insertInCommandAndReplyMap(DeviceCommandId_t de
 }
 
 ReturnValue_t DeviceHandlerBase::insertInReplyMap(DeviceCommandId_t replyId,
-		uint16_t maxDelayCycles, size_t replyLen, uint8_t periodic) {
+		uint16_t maxDelayCycles, size_t replyLen, bool periodic) {
 	DeviceReplyInfo info;
 	info.maxDelayCycles = maxDelayCycles;
 	info.periodic = periodic;
@@ -369,7 +379,8 @@ ReturnValue_t DeviceHandlerBase::insertInReplyMap(DeviceCommandId_t replyId,
 	}
 }
 
-ReturnValue_t DeviceHandlerBase::insertInCommandMap(DeviceCommandId_t deviceCommand) {
+ReturnValue_t DeviceHandlerBase::insertInCommandMap(
+		DeviceCommandId_t deviceCommand) {
 	DeviceCommandInfo info;
 	info.expectedReplies = 0;
 	info.isExecuting = false;
@@ -383,7 +394,7 @@ ReturnValue_t DeviceHandlerBase::insertInCommandMap(DeviceCommandId_t deviceComm
 }
 
 ReturnValue_t DeviceHandlerBase::updateReplyMapEntry(DeviceCommandId_t deviceReply,
-		uint16_t delayCycles, uint16_t maxDelayCycles, uint8_t periodic) {
+		uint16_t delayCycles, uint16_t maxDelayCycles, bool periodic) {
 	std::map<DeviceCommandId_t, DeviceReplyInfo>::iterator iter =
 			deviceReplyMap.find(deviceReply);
 	if (iter == deviceReplyMap.end()) {
@@ -576,11 +587,8 @@ void DeviceHandlerBase::doSendRead() {
 }
 
 void DeviceHandlerBase::doGetRead() {
-	size_t receivedDataLen;
+	size_t receivedDataLen = 0;
-	uint8_t *receivedData;
+	uint8_t *receivedData = nullptr;
-	DeviceCommandId_t foundId = 0xFFFFFFFF;
-	size_t foundLen = 0;
-	ReturnValue_t result;
 
 	if (cookieInfo.state != COOKIE_READ_SENT) {
 		cookieInfo.state = COOKIE_UNUSED;
@@ -589,8 +597,8 @@ void DeviceHandlerBase::doGetRead() {
 
 	cookieInfo.state = COOKIE_UNUSED;
 
-	result = communicationInterface->readReceivedMessage(comCookie,
+	ReturnValue_t result = communicationInterface->readReceivedMessage(
-			&receivedData, &receivedDataLen);
+			comCookie, &receivedData, &receivedDataLen);
 
 	if (result != RETURN_OK) {
 		triggerEvent(DEVICE_REQUESTING_REPLY_FAILED, result);
@@ -608,44 +616,90 @@ void DeviceHandlerBase::doGetRead() {
 
 	if (mode == MODE_RAW) {
 		replyRawReplyIfnotWiretapped(receivedData, receivedDataLen);
-	} else {
+	}
-		//The loop may not execute more often than the number of received bytes (worst case).
+	else {
-		//This approach avoids infinite loops due to buggy scanForReply routines (seen in bug 1077).
+		parseReply(receivedData, receivedDataLen);
-		uint32_t remainingLength = receivedDataLen;
+	}
-		for (uint32_t count = 0; count < receivedDataLen; count++) {
+}
-			result = scanForReply(receivedData, remainingLength, &foundId,
+
-					&foundLen);
+void DeviceHandlerBase::parseReply(const uint8_t* receivedData,
-			switch (result) {
+		size_t receivedDataLen) {
-			case RETURN_OK:
+	ReturnValue_t result = HasReturnvaluesIF::RETURN_FAILED;
-				handleReply(receivedData, foundId, foundLen);
+	DeviceCommandId_t foundId = 0xFFFFFFFF;
-				break;
+	size_t foundLen = 0;
-			case APERIODIC_REPLY: {
+	// The loop may not execute more often than the number of received bytes
-				result = interpretDeviceReply(foundId, receivedData);
+	// (worst case). This approach avoids infinite loops due to buggy
-				if (result != RETURN_OK) {
+	// scanForReply routines.
-					replyRawReplyIfnotWiretapped(receivedData, foundLen);
+	uint32_t remainingLength = receivedDataLen;
-					triggerEvent(DEVICE_INTERPRETING_REPLY_FAILED, result,
+	for (uint32_t count = 0; count < receivedDataLen; count++) {
-							foundId);
+		result = scanForReply(receivedData, remainingLength, &foundId,
-				}
+				&foundLen);
-			}
+		switch (result) {
-				break;
+		case RETURN_OK:
-			case IGNORE_REPLY_DATA:
+			handleReply(receivedData, foundId, foundLen);
-				break;
+			break;
-			case IGNORE_FULL_PACKET:
+		case APERIODIC_REPLY: {
-				return;
+			result = interpretDeviceReply(foundId, receivedData);
-			default:
+			if (result != RETURN_OK) {
-				//We need to wait for timeout.. don't know what command failed and who sent it.
 				replyRawReplyIfnotWiretapped(receivedData, foundLen);
-				triggerEvent(DEVICE_READING_REPLY_FAILED, result, foundLen);
+				triggerEvent(DEVICE_INTERPRETING_REPLY_FAILED, result,
-				break;
+						foundId);
-			}
-			receivedData += foundLen;
-			if (remainingLength > foundLen) {
-				remainingLength -= foundLen;
-			} else {
-				return;
 			}
 		}
+		break;
+		case IGNORE_REPLY_DATA:
+			break;
+		case IGNORE_FULL_PACKET:
+			return;
+		default:
+			//We need to wait for timeout.. don't know what command failed and who sent it.
+			replyRawReplyIfnotWiretapped(receivedData, foundLen);
+			triggerEvent(DEVICE_READING_REPLY_FAILED, result, foundLen);
+			break;
+		}
+		receivedData += foundLen;
+		if (remainingLength > foundLen) {
+			remainingLength -= foundLen;
+		} else {
+			return;
+		}
+	}
+}
 
+void DeviceHandlerBase::handleReply(const uint8_t* receivedData,
+		DeviceCommandId_t foundId, uint32_t foundLen) {
+	ReturnValue_t result;
+	DeviceReplyMap::iterator iter = deviceReplyMap.find(foundId);
+
+	if (iter == deviceReplyMap.end()) {
+		replyRawReplyIfnotWiretapped(receivedData, foundLen);
+		triggerEvent(DEVICE_UNKNOWN_REPLY, foundId);
+		return;
+	}
+
+	DeviceReplyInfo *info = &(iter->second);
+
+	if (info->delayCycles != 0) {
+
+		if (info->periodic != 0) {
+			info->delayCycles = info->maxDelayCycles;
+		} else {
+			info->delayCycles = 0;
+		}
+		result = interpretDeviceReply(foundId, receivedData);
+		if (result != RETURN_OK) {
+			// Report failed interpretation to FDIR.
+			replyRawReplyIfnotWiretapped(receivedData, foundLen);
+			triggerEvent(DEVICE_INTERPRETING_REPLY_FAILED, result, foundId);
+		}
+		replyToReply(iter, result);
+	} else {
+		// Other completion failure messages are created by timeout.
+		// Powering down the device might take some time during which periodic
+		// replies may still come in.
+		if (mode != _MODE_WAIT_OFF) {
+			triggerEvent(DEVICE_UNREQUESTED_REPLY, foundId);
+		}
 	}
 }
 
@@ -724,42 +778,6 @@ MessageQueueId_t DeviceHandlerBase::getCommandQueue() const {
 	return commandQueue->getId();
 }
 
-void DeviceHandlerBase::handleReply(const uint8_t* receivedData,
-		DeviceCommandId_t foundId, uint32_t foundLen) {
-	ReturnValue_t result;
-	DeviceReplyMap::iterator iter = deviceReplyMap.find(foundId);
-
-	if (iter == deviceReplyMap.end()) {
-		replyRawReplyIfnotWiretapped(receivedData, foundLen);
-		triggerEvent(DEVICE_UNKNOWN_REPLY, foundId);
-		return;
-	}
-
-	DeviceReplyInfo *info = &(iter->second);
-
-	if (info->delayCycles != 0) {
-
-		if (info->periodic != 0) {
-			info->delayCycles = info->maxDelayCycles;
-		} else {
-			info->delayCycles = 0;
-		}
-		result = interpretDeviceReply(foundId, receivedData);
-		if (result != RETURN_OK) {
-			//Report failed interpretation to FDIR.
-			replyRawReplyIfnotWiretapped(receivedData, foundLen);
-			triggerEvent(DEVICE_INTERPRETING_REPLY_FAILED, result, foundId);
-		}
-		replyToReply(iter, result);
-	} else {
-		//Other completion failure messages are created by timeout.
-		//Powering down the device might take some time during which periodic replies may still come in.
-		if (mode != _MODE_WAIT_OFF) {
-			triggerEvent(DEVICE_UNREQUESTED_REPLY, foundId);
-		}
-	}
-}
-
 //ReturnValue_t DeviceHandlerBase::switchCookieChannel(object_id_t newChannelId) {
 //	DeviceCommunicationIF *newCommunication = objectManager->get<
 //			DeviceCommunicationIF>(newChannelId);
@@ -791,6 +809,9 @@ void DeviceHandlerBase::buildRawDeviceCommand(CommandMessage* commandMessage) {
 }
 
 void DeviceHandlerBase::commandSwitch(ReturnValue_t onOff) {
+	if(powerSwitcher == nullptr) {
+		return;
+	}
 	const uint8_t *switches;
 	uint8_t numberOfSwitches = 0;
 	ReturnValue_t result = getSwitches(&switches, &numberOfSwitches);
@@ -805,9 +826,7 @@ void DeviceHandlerBase::commandSwitch(ReturnValue_t onOff) {
 
 ReturnValue_t DeviceHandlerBase::getSwitches(const uint8_t **switches,
 		uint8_t *numberOfSwitches) {
-	*switches = &deviceSwitch;
+	return DeviceHandlerBase::NO_SWITCH;
-	*numberOfSwitches = 1;
-	return RETURN_OK;
 }
 
 void DeviceHandlerBase::modeChanged(void) {
@@ -843,6 +862,9 @@ uint32_t DeviceHandlerBase::getTransitionDelayMs(Mode_t modeFrom,
 }
 
 ReturnValue_t DeviceHandlerBase::getStateOfSwitches(void) {
+	if(powerSwitcher == nullptr) {
+		return NO_SWITCH;
+	}
 	uint8_t numberOfSwitches = 0;
 	const uint8_t *switches;
 
@@ -1286,4 +1308,24 @@ void DeviceHandlerBase::setTaskIF(PeriodicTaskIF* task_){
 void DeviceHandlerBase::debugInterface(uint8_t positionTracker,
 		object_id_t objectId, uint32_t parameter) {}
 
-void DeviceHandlerBase::performOperationHook() {}
+void DeviceHandlerBase::performOperationHook() {
+}
+
+ReturnValue_t DeviceHandlerBase::initializeHousekeepingPoolEntries(
+		LocalDataPoolMap &localDataPoolMap) {
+	return RETURN_OK;
+}
+
+HousekeepingManager* DeviceHandlerBase::getHkManagerHandle() {
+	return &hkManager;
+}
+
+DataSetIF* DeviceHandlerBase::getDataSetHandle(sid_t sid) {
+	auto iter = deviceReplyMap.find(sid.ownerSetId);
+	if(iter != deviceReplyMap.end()) {
+		return iter->second.dataSet;
+	}
+	else {
+		return nullptr;
+	}
+}

devicehandlers/DeviceHandlerBase.h

@@ -1,5 +1,5 @@
-#ifndef DEVICEHANDLERBASE_H_
+#ifndef DEVICEHANDLERS_DEVICEHANDLERBASE_H_
-#define DEVICEHANDLERBASE_H_
+#define DEVICEHANDLERS_DEVICEHANDLERBASE_H_
 
 #include <framework/objectmanager/SystemObject.h>
 #include <framework/tasks/ExecutableObjectIF.h>
@@ -11,12 +11,14 @@
 #include <framework/modes/HasModesIF.h>
 #include <framework/power/PowerSwitchIF.h>
 #include <framework/ipc/MessageQueueIF.h>
+#include <framework/housekeeping/HasHkPoolParametersIF.h>
 
 #include <framework/action/ActionHelper.h>
 #include <framework/health/HealthHelper.h>
 #include <framework/parameters/ParameterHelper.h>
 #include <framework/datapool/HkSwitchHelper.h>
 #include <framework/devicehandlers/DeviceHandlerFailureIsolation.h>
+#include <framework/housekeeping/HousekeepingManager.h>
 
 #include <map>
 
@@ -46,14 +48,16 @@ class StorageManagerIF;
  * If data has been received (GET_READ), the data will be interpreted.
  * The action for each step can be defined by the child class but as most
  * device handlers share a 4-call (sendRead-getRead-sendWrite-getWrite) structure,
- * a default implementation is provided. NOTE: RMAP is a standard which is used for FLP.
+ * a default implementation is provided.
+ * NOTE: RMAP is a standard which is used for FLP.
  * RMAP communication is not mandatory for projects implementing the FSFW.
  * However, the communication principles are similar to RMAP as there are
  * two write and two send calls involved.
  *
- * Device handler instances should extend this class and implement the abstract functions.
+ * Device handler instances should extend this class and implement the abstract
- * Components and drivers can send so called cookies which are used for communication
+ * functions. Components and drivers can send so called cookies which are used
- * and contain information about the communcation (e.g. slave address for I2C or RMAP structs).
+ * for communication and contain information about the communcation (e.g. slave
+ * address for I2C or RMAP structs).
  * The following abstract methods must be implemented by a device handler:
  *  1. doStartUp()
  *  2. doShutDown()
@@ -82,7 +86,8 @@ class DeviceHandlerBase: public DeviceHandlerIF,
 		public HasModesIF,
 		public HasHealthIF,
 		public HasActionsIF,
-		public ReceivesParameterMessagesIF {
+		public ReceivesParameterMessagesIF,
+		public HasHkPoolParametersIF {
 	friend void (Factory::setStaticFrameworkObjectIds)();
 public:
 	/**
@@ -150,11 +155,9 @@ public:
 	 * @return
 	 */
 	virtual ReturnValue_t initialize();
-
+	/** Destructor. */
-	/**
-	 * Destructor.
-	 */
 	virtual ~DeviceHandlerBase();
+
 protected:
 	/**
 	 * @brief 	This is used to let the child class handle the transition from
@@ -322,12 +325,11 @@ protected:
 	 *     - @c RETURN_FAILED when the reply could not be interpreted,
 	 *     e.g. logical errors or range violations occurred
 	 */
-
 	virtual ReturnValue_t interpretDeviceReply(DeviceCommandId_t id,
 			const uint8_t *packet) = 0;
 
 	/**
-	 * @brief fill the #deviceCommandMap
+	 * @brief fill the #DeviceCommandMap and #DeviceReplyMap
 	 *	 	  called by the initialize() of the base class
 	 * @details
 	 * This is used to let the base class know which replies are expected.
@@ -382,7 +384,7 @@ protected:
 	 *          - @c RETURN_FAILED else.
 	 */
 	ReturnValue_t insertInCommandAndReplyMap(DeviceCommandId_t deviceCommand,
-			uint16_t maxDelayCycles, size_t replyLen = 0, uint8_t periodic = 0,
+			uint16_t maxDelayCycles, size_t replyLen = 0, bool periodic = 0,
 			bool hasDifferentReplyId = false, DeviceCommandId_t replyId = 0);
 
 	/**
@@ -396,7 +398,7 @@ protected:
 	 *          - @c RETURN_FAILED else.
 	 */
 	ReturnValue_t insertInReplyMap(DeviceCommandId_t deviceCommand,
-			uint16_t maxDelayCycles, size_t replyLen = 0, uint8_t periodic = 0);
+			uint16_t maxDelayCycles, size_t replyLen = 0, bool periodic = 0);
 
 	/**
 	 * @brief 	A simple command to add a command to the commandList.
@@ -422,7 +424,7 @@ protected:
 	 */
 	ReturnValue_t updateReplyMapEntry(DeviceCommandId_t deviceReply,
 			uint16_t delayCycles, uint16_t maxDelayCycles,
-			uint8_t periodic = 0);
+			bool periodic = 0);
 
 	/**
 	 * @brief   Can be implemented by child handler to
@@ -471,6 +473,18 @@ protected:
 	virtual ReturnValue_t getSwitches(const uint8_t **switches,
 			uint8_t *numberOfSwitches);
 
+	/**
+	 * This function is used to initialize the local housekeeping pool
+	 * entries. The default implementation leaves the pool empty.
+	 * @param localDataPoolMap
+	 * @return
+	 */
+	virtual ReturnValue_t initializeHousekeepingPoolEntries(
+				LocalDataPoolMap& localDataPoolMap) override;
+
+	/** Get the HK manager object handle */
+	virtual HousekeepingManager* getHkManagerHandle() override;
+
 	/**
 	 * @brief 	Hook function for child handlers which is called once per
 	 * 			performOperation(). Default implementation is empty.
@@ -528,114 +542,136 @@ protected:
 	static const DeviceCommandId_t NO_COMMAND_ID = -2;
 	static const MessageQueueId_t NO_COMMANDER = 0;
 
-	/**
+	/** Pointer to the raw packet that will be sent.*/
-	 * Pointer to the raw packet that will be sent.
-	 */
 	uint8_t *rawPacket = nullptr;
-	/**
+	/** Size of the #rawPacket. */
-	 * Size of the #rawPacket.
-	 */
 	uint32_t rawPacketLen = 0;
 
 	/**
 	 * The mode the device handler is currently in.
-	 *
 	 * This should never be changed directly but only with setMode()
 	 */
 	Mode_t mode;
-
 	/**
 	 * The submode the device handler is currently in.
-	 *
 	 * This should never be changed directly but only with setMode()
 	 */
 	Submode_t submode;
 
-	/**
+	/** This is the counter value from performOperation(). */
-	 * This is the counter value from performOperation().
-	 */
 	uint8_t pstStep = 0;
-
 	/**
-	 * wiretapping flag:
+	 * Wiretapping flag:
 	 *
-	 * indicates either that all raw messages to and from the device should be sent to #theOneWhoWantsToReadRawTraffic
+	 * indicates either that all raw messages to and from the device should be
-	 * or that all device TM should be downlinked to #theOneWhoWantsToReadRawTraffic
+	 * sent to #defaultRawReceiver
+	 * or that all device TM should be downlinked to #defaultRawReceiver.
 	 */
 	enum WiretappingMode {
 		OFF = 0, RAW = 1, TM = 2
 	} wiretappingMode;
-
 	/**
-	 * A message queue that accepts raw replies
+	 * @brief 	A message queue that accepts raw replies
 	 *
-	 * Statically initialized in initialize() to a configurable object. Used when there is no method
+	 * Statically initialized in initialize() to a configurable object.
-	 * of finding a recipient, ie raw mode and reporting erreonous replies
+	 * Used when there is no method of finding a recipient, ie raw mode and
+	 * reporting erroneous replies
 	 */
 	MessageQueueId_t defaultRawReceiver = 0;
-
 	store_address_t storedRawData;
 
 	/**
-	 * the message queue which wants to read all raw traffic
+	 * @brief 	The message queue which wants to read all raw traffic
-	 *
+	 * If #isWiretappingActive all raw communication from and to the device
-	 * if #isWiretappingActive all raw communication from and to the device will be sent to this queue
+	 * will be sent to this queue
 	 */
 	MessageQueueId_t requestedRawTraffic = 0;
 
-	/**
-	 * the object used to set power switches
-	 */
-	PowerSwitchIF *powerSwitcher = nullptr;
-
 	/**
 	 * Pointer to the IPCStore.
-	 *
 	 * This caches the pointer received from the objectManager in the constructor.
 	 */
 	StorageManagerIF *IPCStore = nullptr;
-
+	/** The comIF object ID is cached for the intialize() function */
-	/**
-	 * cached for init
-	 */
 	object_id_t deviceCommunicationId;
-
+	/** Communication object used for device communication */
-	/**
-	 * Communication object used for device communication
-	 */
 	DeviceCommunicationIF * communicationInterface = nullptr;
-
+	/** Cookie used for communication */
-	/**
-	 * Cookie used for communication
-	 */
 	CookieIF * comCookie;
 
+	/** Health helper for HasHealthIF */
+	HealthHelper healthHelper;
+	/** Mode helper for HasModesIF */
+	ModeHelper modeHelper;
+	/** Parameter helper for ReceivesParameterMessagesIF */
+	ParameterHelper parameterHelper;
+	/** Action helper for HasActionsIF */
+	ActionHelper actionHelper;
+	/** Housekeeping Manager */
+	HousekeepingManager hkManager;
+
+	/**
+	 *  @brief Information about commands
+	 */
 	struct DeviceCommandInfo {
-		bool isExecuting; //!< Indicates if the command is already executing.
+		//! Indicates if the command is already executing.
-		uint8_t expectedReplies; //!< Dynamic value to indicate how many replies are expected. Inititated with 0.
+		bool isExecuting;
-		MessageQueueId_t sendReplyTo; //!< if this is != NO_COMMANDER, DHB was commanded externally and shall report everything to commander.
+		//! Dynamic value to indicate how many replies are expected.
+		//! Inititated with 0.
+		uint8_t expectedReplies;
+		//! if this is != NO_COMMANDER, DHB was commanded externally and shall
+		//! report everything to commander.
+		MessageQueueId_t sendReplyTo;
 	};
 	using DeviceCommandMap = std::map<DeviceCommandId_t, DeviceCommandInfo> ;
+	/**
+	 * Information about commands
+	 */
+	DeviceCommandMap deviceCommandMap;
 
 	/**
 	 * @brief Information about expected replies
-	 *
+	 * This is used to keep track of pending replies.
-	 * This is used to keep track of pending replies
 	 */
 	struct DeviceReplyInfo {
-		uint16_t maxDelayCycles; //!< The maximum number of cycles the handler should wait for a reply to this command.
+		//! The maximum number of cycles the handler should wait for a reply
-		uint16_t delayCycles; //!< The currently remaining cycles the handler should wait for a reply, 0 means there is no reply expected
+		//! to this command.
+		uint16_t maxDelayCycles;
+		//! The currently remaining cycles the handler should wait for a reply,
+		//! 0 means there is no reply expected
+		uint16_t delayCycles;
 		size_t replyLen = 0; //!< Expected size of the reply.
-		uint8_t periodic; //!< if this is !=0, the delayCycles will not be reset to 0 but to maxDelayCycles
+		//! if this is !=0, the delayCycles will not be reset to 0 but to
-		DeviceCommandMap::iterator command; //!< The command that expects this reply.
+		//! maxDelayCycles
+		bool periodic;
+		//! The dataset used to access housekeeping data related to the
+		//! respective device reply. Will point to a dataset held by
+		//! the child handler (if one is specified)
+		DataSetIF* dataSet;
+		//! The command that expects this reply.
+		DeviceCommandMap::iterator command;
 	};
 
 	using DeviceReplyMap = std::map<DeviceCommandId_t, DeviceReplyInfo> ;
 	using DeviceReplyIter = DeviceReplyMap::iterator;
-
 	/**
-	 * The MessageQueue used to receive device handler commands and to send replies.
+	 * This map is used to check and track correct reception of all replies.
+	 *
+	 * It has multiple use:
+	 * - It stores the information on pending replies. If a command is sent,
+	 * 	 the DeviceCommandInfo.count is incremented.
+	 * - It is used to time-out missing replies. If a command is sent, the
+	 * 	 DeviceCommandInfo.DelayCycles is set to MaxDelayCycles.
+	 * - It is queried to check if a reply from the device can be interpreted.
+	 *   scanForReply() returns the id of the command a reply was found for.
+	 * The reply is ignored in the following cases:
+	 *     - No entry for the returned id was found
+	 *     - The deviceReplyInfo.delayCycles is == 0
 	 */
+	DeviceReplyMap deviceReplyMap;
+
+	//! The MessageQueue used to receive device handler commands
+	//! and to send replies.
 	MessageQueueIF* commandQueue = nullptr;
 
 	/**
@@ -652,15 +688,6 @@ protected:
 	 */
 	uint32_t deviceThermalRequestPoolId;
 
-	/**
-	 * Taking care of the health
-	 */
-	HealthHelper healthHelper;
-
-	ModeHelper modeHelper;
-
-	ParameterHelper parameterHelper;
-
 	/**
 	 * Optional Error code
 	 * Can be set in doStartUp(), doShutDown() and doTransition() to signal cause for Transition failure.
@@ -966,24 +993,11 @@ protected:
 	bool commandIsExecuting(DeviceCommandId_t commandId);
 
 	/**
-	 * This map is used to check and track correct reception of all replies.
+	 * set all switches returned by getSwitches()
 	 *
-	 * It has multiple use:
+	 * @param onOff on == @c SWITCH_ON; off != @c SWITCH_ON
-	 * - it stores the information on pending replies. If a command is sent, the DeviceCommandInfo.count is incremented.
-	 * - it is used to time-out missing replies. If a command is sent, the DeviceCommandInfo.DelayCycles is set to MaxDelayCycles.
-	 * - it is queried to check if a reply from the device can be interpreted. scanForReply() returns the id of the command a reply was found for.
-	 * The reply is ignored in the following cases:
-	 *     - No entry for the returned id was found
-	 *     - The deviceReplyInfo.delayCycles is == 0
 	 */
-	DeviceReplyMap deviceReplyMap;
+	void commandSwitch(ReturnValue_t onOff);
-
-	/**
-	 * Information about commands
-	 */
-	DeviceCommandMap deviceCommandMap;
-
-	ActionHelper actionHelper;
 private:
 
 	/**
@@ -1016,6 +1030,9 @@ private:
 	 */
 	CookieInfo cookieInfo;
 
+	/** the object used to set power switches*/
+	PowerSwitchIF *powerSwitcher = nullptr;
+
 	/**
 	 * Used for timing out mode transitions.
 	 *
@@ -1148,12 +1165,6 @@ private:
 	ReturnValue_t getStorageData(store_address_t storageAddress, uint8_t **data,
 			uint32_t *len);
 
-	/**
-	 * set all switches returned by getSwitches()
-	 *
-	 * @param onOff on == @c SWITCH_ON; off != @c SWITCH_ON
-	 */
-	void commandSwitch(ReturnValue_t onOff);
 
 	/**
 	 * @param modeTo either @c MODE_ON, MODE_NORMAL or MODE_RAW NOTHING ELSE!!!
@@ -1178,6 +1189,10 @@ private:
 	ReturnValue_t switchCookieChannel(object_id_t newChannelId);
 
 	ReturnValue_t handleDeviceHandlerMessage(CommandMessage *message);
+
+	void parseReply(const uint8_t* receivedData,
+			size_t receivedDataLen);
+	DataSetIF* getDataSetHandle(sid_t sid) override;
 };
 
 #endif /* DEVICEHANDLERBASE_H_ */

devicehandlers/DeviceHandlerFailureIsolation.cpp

@@ -7,13 +7,15 @@
 
 object_id_t DeviceHandlerFailureIsolation::powerConfirmationId = 0;
 
-DeviceHandlerFailureIsolation::DeviceHandlerFailureIsolation(object_id_t owner, object_id_t parent) :
+DeviceHandlerFailureIsolation::DeviceHandlerFailureIsolation(object_id_t owner,
-		FailureIsolationBase(owner, parent), strangeReplyCount(MAX_STRANGE_REPLIES,
+		object_id_t parent) :
-				STRANGE_REPLIES_TIME_MS, parameterDomainBase++), missedReplyCount(
+		FailureIsolationBase(owner, parent),
-				MAX_MISSED_REPLY_COUNT, MISSED_REPLY_TIME_MS,
+		strangeReplyCount(MAX_STRANGE_REPLIES, STRANGE_REPLIES_TIME_MS,
-				parameterDomainBase++), recoveryCounter(MAX_REBOOT,
+				parameterDomainBase++),
-				REBOOT_TIME_MS, parameterDomainBase++), fdirState(NONE), powerConfirmation(
+		missedReplyCount( MAX_MISSED_REPLY_COUNT, MISSED_REPLY_TIME_MS,
-				0) {
+				parameterDomainBase++),
+		recoveryCounter(MAX_REBOOT, REBOOT_TIME_MS, parameterDomainBase++),
+		fdirState(NONE), powerConfirmation(0) {
 }
 
 DeviceHandlerFailureIsolation::~DeviceHandlerFailureIsolation() {
@@ -68,9 +70,11 @@ ReturnValue_t DeviceHandlerFailureIsolation::eventReceived(EventMessage* event)
 		break;
 		//****Power*****
 	case PowerSwitchIF::SWITCH_WENT_OFF:
-		result = sendConfirmationRequest(event, powerConfirmation);
+		if(hasPowerConfirmation) {
-		if (result == RETURN_OK) {
+			result = sendConfirmationRequest(event, powerConfirmation);
-			setFdirState(DEVICE_MIGHT_BE_OFF);
+			if (result == RETURN_OK) {
+				setFdirState(DEVICE_MIGHT_BE_OFF);
+			}
 		}
 		break;
 	case Fuse::FUSE_WENT_OFF:
@@ -142,7 +146,8 @@ void DeviceHandlerFailureIsolation::handleRecovery(Event reason) {
 
 void DeviceHandlerFailureIsolation::wasParentsFault(EventMessage* event) {
 	//We'll better ignore the SWITCH_WENT_OFF event and await a system-wide reset.
-	//This means, no fault message will come through until a MODE_ or HEALTH_INFO message comes through -> Is that ok?
+	//This means, no fault message will come through until a MODE_ or
+	//HEALTH_INFO message comes through -> Is that ok?
 	//Same issue in TxFailureIsolation!
 //	if ((event->getEvent() == PowerSwitchIF::SWITCH_WENT_OFF)
 //			&& (fdirState != RECOVERY_ONGOING)) {
@@ -162,10 +167,11 @@ ReturnValue_t DeviceHandlerFailureIsolation::initialize() {
 	}
 	ConfirmsFailuresIF* power = objectManager->get<ConfirmsFailuresIF>(
 			powerConfirmationId);
-	if (power == NULL) {
+	if (power != nullptr) {
-		return RETURN_FAILED;
+		powerConfirmation = power->getEventReceptionQueue();
+		hasPowerConfirmation = true;
 	}
-	powerConfirmation = power->getEventReceptionQueue();
+
 	return RETURN_OK;
 }
 

devicehandlers/DeviceHandlerFailureIsolation.h

@@ -28,6 +28,7 @@ protected:
 		NONE, RECOVERY_ONGOING, DEVICE_MIGHT_BE_OFF, AWAIT_SHUTDOWN
 	};
 	FDIRState fdirState;
+	bool hasPowerConfirmation = false;
 	MessageQueueId_t powerConfirmation;
 	static object_id_t powerConfirmationId;
 	static const uint32_t MAX_REBOOT = 1;