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Diffstat (limited to 'parameter/BitParameter.cpp')
| -rw-r--r-- | parameter/BitParameter.cpp | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/parameter/BitParameter.cpp b/parameter/BitParameter.cpp new file mode 100644 index 0000000..f687544 --- /dev/null +++ b/parameter/BitParameter.cpp @@ -0,0 +1,180 @@ +/* <auto_header> + * <FILENAME> + * + * INTEL CONFIDENTIAL + * Copyright © 2011 Intel + * Corporation All Rights Reserved. + * + * The source code contained or described herein and all documents related to + * the source code ("Material") are owned by Intel Corporation or its suppliers + * or licensors. Title to the Material remains with Intel Corporation or its + * suppliers and licensors. The Material contains trade secrets and proprietary + * and confidential information of Intel or its suppliers and licensors. The + * Material is protected by worldwide copyright and trade secret laws and + * treaty provisions. No part of the Material may be used, copied, reproduced, + * modified, published, uploaded, posted, transmitted, distributed, or + * disclosed in any way without Intel’s prior express written permission. + * + * No license under any patent, copyright, trade secret or other intellectual + * property right is granted to or conferred upon you by disclosure or delivery + * of the Materials, either expressly, by implication, inducement, estoppel or + * otherwise. Any license under such intellectual property rights must be + * express and approved by Intel in writing. + * + * AUTHOR: Patrick Benavoli (patrickx.benavoli@intel.com) + * CREATED: 2011-06-01 + * UPDATED: 2011-07-27 + * + * + * </auto_header> + */ +#include "BitParameter.h" +#include "BitParameterType.h" +#include "ParameterAccessContext.h" +#include "ConfigurationAccessContext.h" +#include "ParameterBlackboard.h" +#include "BitParameterBlock.h" + +#define base CInstanceConfigurableElement + +CBitParameter::CBitParameter(const string& strName, const CTypeElement* pTypeElement) : base(strName, pTypeElement) +{ +} + +// Type +CInstanceConfigurableElement::Type CBitParameter::getType() const +{ + return EBitParameter; +} + +// Size +uint32_t CBitParameter::getSize() const +{ + return static_cast<const CBitParameterBlock*>(getParent())->getSize(); +} + +// XML configuration settings parsing/composing +bool CBitParameter::serializeXmlSettings(CXmlElement& xmlConfigurableElementSettingsElement, CConfigurationAccessContext& configurationAccessContext) const +{ + // Handle access + if (!configurationAccessContext.serializeOut()) { + + // Write to blackboard + if (!doSetValue(xmlConfigurableElementSettingsElement.getTextContent(), getOffset() - configurationAccessContext.getBaseOffset(), configurationAccessContext)) { + + // Append parameter path to error + configurationAccessContext.appendToError(" " + getPath()); + + return false; + } + } else { + + // Get string value + string strValue; + + doGetValue(strValue, getOffset() - configurationAccessContext.getBaseOffset(), configurationAccessContext); + + // Populate value into xml text node + xmlConfigurableElementSettingsElement.setTextContent(strValue); + } + + // Done + return true; +} + +uint32_t CBitParameter::getFootPrint() const +{ + // Allocation made on parent side + return 0; +} + +// Dump +void CBitParameter::logValue(string& strValue, CErrorContext& errorContext) const +{ + CParameterAccessContext& parameterContext = static_cast<CParameterAccessContext&>(errorContext); + + // Dump value + doGetValue(strValue, getOffset(), parameterContext); +} + +// Parameter Access +bool CBitParameter::setValue(CPathNavigator& pathNavigator, const string& strValue, CErrorContext& errorContext) const +{ + // Check path validity + if (!checkPathExhausted(pathNavigator, errorContext)) { + + return false; + } + // Parameter context + CParameterAccessContext& parameterContext = static_cast<CParameterAccessContext&>(errorContext); + + // Set Value + if (!doSetValue(strValue, getOffset(), parameterContext)) { + + // Append parameter path to error + parameterContext.appendToError(" " + getPath()); + + return false; + } + // Synchronize + if (!sync(parameterContext)) { + + // Append parameter path to error + parameterContext.appendToError(" " + getPath()); + + return false; + } + return true; +} + +bool CBitParameter::getValue(CPathNavigator& pathNavigator, string& strValue, CErrorContext& errorContext) const +{ + // Check path validity + if (!checkPathExhausted(pathNavigator, errorContext)) { + + return false; + } + // Parameter context + CParameterAccessContext& parameterContext = static_cast<CParameterAccessContext&>(errorContext); + + // Get Value + doGetValue(strValue, getOffset(), parameterContext); + + return true; +} + +bool CBitParameter::doSetValue(const string& strValue, uint32_t uiOffset, CParameterAccessContext& parameterAccessContext) const +{ + uint32_t uiData = 0; + + // Read/modify/write + CParameterBlackboard* pBlackboard = parameterAccessContext.getParameterBlackboard(); + + // Beware this code works on little endian architectures only! + pBlackboard->read(&uiData, getSize(), uiOffset, parameterAccessContext.isBigEndianSubsystem()); + + // Convert + if (!static_cast<const CBitParameterType*>(getTypeElement())->asInteger(strValue, uiData, parameterAccessContext)) { + + return false; + } + // Write blackboard + pBlackboard->write(&uiData, getSize(), uiOffset, parameterAccessContext.isBigEndianSubsystem()); + + return true; +} + +void CBitParameter::doGetValue(string& strValue, uint32_t uiOffset, CParameterAccessContext& parameterAccessContext) const +{ + uint32_t uiData = 0; + + // Read blackboard + CParameterBlackboard* pBlackboard = parameterAccessContext.getParameterBlackboard(); + + // Beware this code works on little endian architectures only! + pBlackboard->read(&uiData, getSize(), uiOffset, parameterAccessContext.isBigEndianSubsystem()); + + // Convert + static_cast<const CBitParameterType*>(getTypeElement())->asString(uiData, strValue); +} + |