| /* |
| * Copyright (c) 2011-2014, Intel Corporation |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation and/or |
| * other materials provided with the distribution. |
| * |
| * 3. Neither the name of the copyright holder nor the names of its contributors |
| * may be used to endorse or promote products derived from this software without |
| * specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR |
| * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #include "Parameter.h" |
| #include "ParameterType.h" |
| #include "ParameterAccessContext.h" |
| #include "ConfigurationAccessContext.h" |
| #include "ParameterBlackboard.h" |
| |
| #define base CBaseParameter |
| |
| using std::string; |
| |
| CParameter::CParameter(const string& strName, const CTypeElement* pTypeElement) : base(strName, pTypeElement) |
| { |
| } |
| |
| CInstanceConfigurableElement::Type CParameter::getType() const |
| { |
| return EParameter; |
| } |
| |
| // XML configuration settings parsing/composing |
| bool CParameter::serializeXmlSettings(CXmlElement& xmlConfigurationSettingsElementContent, CConfigurationAccessContext& configurationAccessContext) const |
| { |
| // Check for value space |
| handleValueSpaceAttribute(xmlConfigurationSettingsElementContent, configurationAccessContext); |
| |
| // Base |
| return base::serializeXmlSettings(xmlConfigurationSettingsElementContent, configurationAccessContext); |
| } |
| |
| // Value space handling for configuration import |
| void CParameter::handleValueSpaceAttribute(CXmlElement& xmlConfigurableElementSettingsElement, CConfigurationAccessContext& configurationAccessContext) const |
| { |
| // Delegate to type |
| static_cast<const CParameterType*>(getTypeElement())->handleValueSpaceAttribute(xmlConfigurableElementSettingsElement, configurationAccessContext); |
| } |
| |
| uint32_t CParameter::getFootPrint() const |
| { |
| return getSize(); |
| } |
| |
| uint32_t CParameter::getSize() const |
| { |
| return static_cast<const CParameterType*>(getTypeElement())->getSize(); |
| } |
| |
| // Used for simulation and virtual subsystems |
| void CParameter::setDefaultValues(CParameterAccessContext& parameterAccessContext) const |
| { |
| // Get default value from type |
| uint32_t uiDefaultValue = static_cast<const CParameterType*>(getTypeElement())->getDefaultValue(); |
| |
| // Write blackboard |
| CParameterBlackboard* pBlackboard = parameterAccessContext.getParameterBlackboard(); |
| |
| // Beware this code works on little endian architectures only! |
| pBlackboard->writeInteger(&uiDefaultValue, getSize(), getOffset() - parameterAccessContext.getBaseOffset(), parameterAccessContext.isBigEndianSubsystem()); |
| } |
| |
| /// Actual parameter access |
| // String access |
| bool CParameter::doSetValue(const string& strValue, uint32_t uiOffset, CParameterAccessContext& parameterAccessContext) const |
| { |
| return doSet(strValue, uiOffset, parameterAccessContext); |
| } |
| |
| void CParameter::doGetValue(string& strValue, uint32_t uiOffset, CParameterAccessContext& parameterAccessContext) const |
| { |
| doGet(strValue, uiOffset, parameterAccessContext); |
| } |
| |
| // Boolean access |
| bool CParameter::accessAsBoolean(bool& bValue, bool bSet, CParameterAccessContext& parameterAccessContext) const |
| { |
| return doAccess(bValue, bSet, parameterAccessContext); |
| } |
| |
| // Integer Access |
| bool CParameter::accessAsInteger(uint32_t& uiValue, bool bSet, CParameterAccessContext& parameterAccessContext) const |
| { |
| return doAccess(uiValue, bSet, parameterAccessContext); |
| } |
| |
| // Signed Integer Access |
| bool CParameter::accessAsSignedInteger(int32_t& iValue, bool bSet, CParameterAccessContext& parameterAccessContext) const |
| { |
| return doAccess(iValue, bSet, parameterAccessContext); |
| } |
| |
| // Double Access |
| bool CParameter::accessAsDouble(double& dValue, bool bSet, CParameterAccessContext& parameterAccessContext) const |
| { |
| return doAccess(dValue, bSet, parameterAccessContext); |
| } |
| |
| // Generic Access |
| template <typename type> |
| bool CParameter::doAccess(type& value, bool bSet, |
| CParameterAccessContext& parameterAccessContext) const |
| { |
| if (bSet) { |
| // set value |
| if (!doSet(value, getOffset() - parameterAccessContext.getBaseOffset(), |
| parameterAccessContext)) { |
| |
| appendParameterPathToError(parameterAccessContext); |
| return false; |
| |
| } |
| // Synchronize |
| if (!sync(parameterAccessContext)){ |
| |
| appendParameterPathToError(parameterAccessContext); |
| return false; |
| } |
| } else { |
| // get value |
| if (!doGet(value, getOffset() - parameterAccessContext.getBaseOffset(), |
| parameterAccessContext)) { |
| |
| appendParameterPathToError(parameterAccessContext); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| template <typename type> |
| bool CParameter::doSet(type value, uint32_t uiOffset, CParameterAccessContext& parameterAccessContext) const |
| { |
| uint32_t uiData; |
| |
| if (!static_cast<const CParameterType*>(getTypeElement())->toBlackboard(value, uiData, parameterAccessContext)) { |
| |
| return false; |
| } |
| // Write blackboard |
| CParameterBlackboard* pBlackboard = parameterAccessContext.getParameterBlackboard(); |
| |
| // Beware this code works on little endian architectures only! |
| pBlackboard->writeInteger(&uiData, getSize(), uiOffset, parameterAccessContext.isBigEndianSubsystem()); |
| |
| return true; |
| } |
| |
| template <typename type> |
| bool CParameter::doGet(type& value, uint32_t uiOffset, CParameterAccessContext& parameterAccessContext) const |
| { |
| uint32_t uiData = 0; |
| |
| // Read blackboard |
| const CParameterBlackboard* pBlackboard = parameterAccessContext.getParameterBlackboard(); |
| |
| // Beware this code works on little endian architectures only! |
| pBlackboard->readInteger(&uiData, getSize(), uiOffset, parameterAccessContext.isBigEndianSubsystem()); |
| |
| return static_cast<const CParameterType*>(getTypeElement())->fromBlackboard(value, uiData, parameterAccessContext); |
| } |