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Diffstat (limited to 'parameter/EnumParameterType.cpp')
| -rw-r--r-- | parameter/EnumParameterType.cpp | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/parameter/EnumParameterType.cpp b/parameter/EnumParameterType.cpp new file mode 100644 index 0000000..f59c7ba --- /dev/null +++ b/parameter/EnumParameterType.cpp @@ -0,0 +1,247 @@ +/* <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 "EnumParameterType.h" +#include <stdlib.h> +#include <sstream> +#include <iomanip> +#include <ctype.h> +#include <assert.h> +#include "ParameterAccessContext.h" + +#define base CParameterType + +CEnumParameterType::CEnumParameterType(const string& strName) : base(strName) +{ +} + +string CEnumParameterType::getKind() const +{ + return "EnumParameter"; +} + +// Element properties +void CEnumParameterType::showProperties(string& strResult) const +{ + base::showProperties(strResult); + + strResult += "Value Pairs:\n"; + + // Show all value pairs + ValuePairListIterator it; + + for (it = _valuePairList.begin(); it != _valuePairList.end(); ++it) { + + strResult += "\tLiteral: \""; + strResult += it->_strLiteral; + strResult += "\", Numerical: "; + strResult += toString(it->_iNumerical); + strResult += "\n"; + } +} + +bool CEnumParameterType::fromXml(const CXmlElement& xmlElement, CXmlSerializingContext& serializingContext) +{ + // Size in bits + uint32_t uiSizeInBits = xmlElement.getAttributeInteger("Size"); + + // Size + setSize(uiSizeInBits / 8); + + // Get value pairs + CXmlElement::CChildIterator it(xmlElement); + + CXmlElement xmlValuePairElement; + + while (it.next(xmlValuePairElement)) { + + _valuePairList.push_back(SValuePair(xmlValuePairElement.getAttributeString("Literal"), xmlValuePairElement.getAttributeSignedInteger("Numerical"))); + } + + // Check value pair list + if (_valuePairList.empty()) { + + serializingContext.setError("No Value pairs provided for element " + xmlElement.getPath()); + + return false; + } + + // Don't dig + return true; +} + +bool CEnumParameterType::asInteger(const string& strValue, uint32_t& uiValue, CParameterAccessContext& parameterAccessContext) const +{ + int32_t iData; + + if (isNumber(strValue)) { + + // Numerical value provided + + // Hexa + bool bValueProvidedAsHexa = !strValue.compare(0, 2, "0x"); + + // Get value + iData = strtol(strValue.c_str(), NULL, 0); + + if (bValueProvidedAsHexa && isEncodable(iData)) { + + // Sign extend + signExtend(iData); + } + // Check validity + if (!isValid(iData)) { + + parameterAccessContext.setError("Provided value not part of numerical space"); + + return false; + } + } else { + // Literal value provided + + // Check validity + if (!getNumerical(strValue, iData)) { + + parameterAccessContext.setError("Provided value not part of lexical space"); + + return false; + } + } + + // Return data + uiValue = iData; + + return true; +} + +void CEnumParameterType::asString(const uint32_t& uiValue, string& strValue, CParameterAccessContext& parameterAccessContext) const +{ + // Take care of format + if (parameterAccessContext.valueSpaceIsRaw()) { + + // Format + ostringstream strStream; + + // Numerical format requested + if (parameterAccessContext.outputRawFormatIsHex()) { + + // Hexa display with unecessary bits cleared out + strStream << "0x" << hex << uppercase << setw(getSize()*2) << setfill('0') << makeEncodable(uiValue); + + strValue = strStream.str(); + } else { + + // Integer display + int32_t iValue = uiValue; + + // Sign extend + signExtend(iValue); + + strStream << iValue; + + strValue = strStream.str(); + } + } else { + + // Integer display + int32_t iValue = uiValue; + + // Sign extend + signExtend(iValue); + + // Literal display requested (should succeed) + getLiteral(iValue, strValue); + } +} + +// Default value handling (simulation only) +uint32_t CEnumParameterType::getDefaultValue() const +{ + assert(!_valuePairList.empty()); + + // Return first item + return _valuePairList.front()._iNumerical; +} + +// Check string is a number +bool CEnumParameterType::isNumber(const string& strValue) +{ + char cFirst = strValue[0]; + + return isdigit(cFirst) || cFirst == '+' || cFirst == '-'; +} + +// Literal - numerical conversions +bool CEnumParameterType::getLiteral(int32_t iNumerical, string& strLiteral) const +{ + ValuePairListIterator it; + + for (it = _valuePairList.begin(); it != _valuePairList.end(); ++it) { + + if (it->_iNumerical == iNumerical) { + + strLiteral = it->_strLiteral; + + return true; + } + } + return false; +} + +bool CEnumParameterType::getNumerical(const string& strLiteral, int32_t& iNumerical) const +{ + ValuePairListIterator it; + + for (it = _valuePairList.begin(); it != _valuePairList.end(); ++it) { + + if (it->_strLiteral == strLiteral) { + + iNumerical = it->_iNumerical; + + return true; + } + } + return false; +} + +// Numerical validity +bool CEnumParameterType::isValid(int32_t iNumerical) const +{ + ValuePairListIterator it; + + for (it = _valuePairList.begin(); it != _valuePairList.end(); ++it) { + + if (it->_iNumerical == iNumerical) { + + return true; + } + } + return false; +} |