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      1 /*
      2  * Copyright (c) 2011-2014, Intel Corporation
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without modification,
      6  * are permitted provided that the following conditions are met:
      7  *
      8  * 1. Redistributions of source code must retain the above copyright notice, this
      9  * list of conditions and the following disclaimer.
     10  *
     11  * 2. Redistributions in binary form must reproduce the above copyright notice,
     12  * this list of conditions and the following disclaimer in the documentation and/or
     13  * other materials provided with the distribution.
     14  *
     15  * 3. Neither the name of the copyright holder nor the names of its contributors
     16  * may be used to endorse or promote products derived from this software without
     17  * specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     22  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
     23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
     26  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 #pragma once
     31 
     32 #include <pthread.h>
     33 #include <map>
     34 #include <vector>
     35 #include <list>
     36 #include "RemoteCommandHandlerTemplate.h"
     37 #include "PathNavigator.h"
     38 #include "SelectionCriterionType.h"
     39 #include "SelectionCriterion.h"
     40 #include "Element.h"
     41 #include "XmlDocSink.h"
     42 #include "XmlDocSource.h"
     43 #include "XmlDomainExportContext.h"
     44 
     45 #include <string>
     46 #include <ostream>
     47 #include <istream>
     48 
     49 class CElementLibrarySet;
     50 class CSubsystemLibrary;
     51 class CSystemClass;
     52 class CSelectionCriteria;
     53 class CParameterFrameworkConfiguration;
     54 class CSystemClassConfiguration;
     55 class CParameterBlackboard;
     56 class CConfigurableDomains;
     57 class IRemoteProcessorServerInterface;
     58 class CParameterHandle;
     59 class CSubsystemPlugins;
     60 class CParameterAccessContext;
     61 class CConfigurableElement;
     62 
     63 class CParameterMgr : private CElement
     64 {
     65     enum ChildElement {
     66         EFrameworkConfiguration,
     67         ESelectionCriteria,
     68         ESystemClass,
     69         EConfigurableDomains
     70     };
     71     enum ElementLibrary {
     72         EFrameworkConfigurationLibrary,
     73         EParameterCreationLibrary,
     74         EParameterConfigurationLibrary
     75     };
     76 
     77     // Remote command parsers
     78     typedef TRemoteCommandHandlerTemplate<CParameterMgr> CCommandHandler;
     79 
     80     typedef CCommandHandler::CommandStatus (CParameterMgr::*RemoteCommandParser)(const IRemoteCommand& remoteCommand, std::string& strResult);
     81 
     82     // Parser descriptions
     83     struct SRemoteCommandParserItem
     84     {
     85         const char* _pcCommandName;
     86         CParameterMgr::RemoteCommandParser _pfnParser;
     87         uint32_t _uiMinArgumentCount;
     88         const char* _pcHelp;
     89         const char* _pcDescription;
     90     };
     91     // Version
     92     static const uint32_t guiEditionMajor = 2;
     93     static const uint32_t guiEditionMinor = 6;
     94     static const uint32_t guiRevision = 0;
     95 
     96     // Parameter handle friendship
     97     friend class CParameterHandle;
     98 public:
     99     // Logger interface
    100     class ILogger
    101     {
    102     public:
    103         virtual void log(bool bIsWarning, const std::string& strLog) = 0;
    104     protected:
    105         virtual ~ILogger() {}
    106     };
    107 
    108     // Construction
    109     CParameterMgr(const std::string& strConfigurationFilePath);
    110     virtual ~CParameterMgr();
    111 
    112     // Logging
    113     void setLogger(ILogger* pLogger);
    114 
    115     /** Load plugins, structures and settings from the config file given.
    116       *
    117       * @param[out] strError is a std::string describing the error if an error occurred
    118       *                      undefined otherwise.
    119       *
    120       * @return true if no error occurred, false otherwise.
    121       */
    122     bool load(std::string& strError);
    123 
    124     // Selection Criteria
    125     CSelectionCriterionType* createSelectionCriterionType(bool bIsInclusive);
    126     CSelectionCriterion* createSelectionCriterion(const std::string& strName, const CSelectionCriterionType* pSelectionCriterionType);
    127     // Selection criterion retrieval
    128     CSelectionCriterion* getSelectionCriterion(const std::string& strName);
    129 
    130     // Configuration application
    131     void applyConfigurations();
    132 
    133     /**
    134      * Returns the CConfigurableElement corresponding to the path given in argument.
    135      *
    136      * @param[in] strPath A std::string representing a path to an element.
    137      * @param[out] strError Error message
    138      *
    139      * @return A const pointer to the corresponding CConfigurableElement.
    140      * On error, NULL is returned and the error is explained in strError.
    141      */
    142     const CConfigurableElement* getConfigurableElement(const std::string& strPath,
    143                                                        std::string& strError) const;
    144     // Dynamic parameter handling
    145     CParameterHandle* createParameterHandle(const std::string& strPath, std::string& strError);
    146 
    147     /** Is the remote interface forcefully disabled ?
    148      */
    149     bool getForceNoRemoteInterface() const;
    150 
    151     /**
    152      * Forcefully disable the remote interface or cancel this policy
    153      *
    154      * @param[in] bForceNoRemoteInterface disable the remote interface if true.
    155      */
    156     void setForceNoRemoteInterface(bool bForceNoRemoteInterface);
    157 
    158     /** Should start fail in case of missing subsystems.
    159       *
    160       * @param[in] bFail: If set to true,  parameterMgr start will fail on missing subsystems.
    161       *                   If set to false, missing subsystems will fallback on virtual subsystem.
    162       */
    163     void setFailureOnMissingSubsystem(bool bFail);
    164 
    165     /** Would start fail in case of missing subsystems.
    166       *
    167       * @return true if the subsystem will fail on missing subsystem, false otherwise.
    168       */
    169     bool getFailureOnMissingSubsystem() const;
    170 
    171     /** Should start fail in failed settings load.
    172       *
    173       * @param[in] bFail: If set to true, parameterMgr start will fail on failed settings load.
    174       *                   If set to false, failed settings load will be ignored.
    175       */
    176     void setFailureOnFailedSettingsLoad(bool bFail);
    177     /** Would start fail in case of failed settings load.
    178       *
    179       * @return failure on failed settings load policy state.
    180       */
    181     bool getFailureOnFailedSettingsLoad();
    182 
    183     /** Get the path to the directory containing the XML Schemas
    184      *
    185      * @returns the directory containing the XML Schemas
    186      */
    187     const std::string& getSchemaFolderLocation() const;
    188 
    189     /** Override the directory containing the XML Schemas
    190      *
    191      * @param[in] strSchemaFolderLocation directory containing the XML Schemas
    192      */
    193     void setSchemaFolderLocation(const std::string& strSchemaFolderLocation);
    194 
    195     /** Should .xml files be validated on start ?
    196      *
    197      * @param[in] bValidate:
    198      *     If set to true, parameterMgr will report an error
    199      *         when being unable to validate .xml files
    200      *     If set to false, no .xml/xsd validation will happen
    201      *     (default behaviour)
    202      *
    203      * @return false if unable to set, true otherwise.
    204      */
    205     void setValidateSchemasOnStart(bool bValidate);
    206 
    207     /** Would .xml files be validated on start?
    208      *
    209      * @return areSchemasValidated
    210      */
    211     bool getValidateSchemasOnStart() const;
    212 
    213     //////////// Tuning /////////////
    214     // Tuning mode
    215     bool setTuningMode(bool bOn, std::string& strError);
    216     bool tuningModeOn() const;
    217 
    218     // Current value space for user set/get value interpretation
    219     void setValueSpace(bool bIsRaw);
    220     bool valueSpaceIsRaw();
    221 
    222     // Current Output Raw Format for user get value interpretation
    223     void setOutputRawFormat(bool bIsHex);
    224     bool outputRawFormatIsHex();
    225 
    226     // Automatic hardware synchronization control (during tuning session)
    227     bool setAutoSync(bool bAutoSyncOn, std::string& strError);
    228     bool autoSyncOn() const;
    229     bool sync(std::string& strError);
    230 
    231     // User set/get parameters
    232     bool accessParameterValue(const std::string& strPath, std::string& strValue, bool bSet, std::string& strError);
    233     /**
    234      * Returns the element mapping corresponding to the path given in parameter.
    235      *
    236      * @param[in] strPath Path of an element
    237      * @param[out] strValue A sting containing the mapping
    238      *
    239      * @return true if a mapping was found for this element
    240      */
    241     bool getParameterMapping(const std::string& strPath, std::string& strValue) const;
    242     bool accessConfigurationValue(const std::string &strDomain, const std::string &stConfiguration, const std::string& strPath, std::string& strValue, bool bSet, std::string& strError);
    243 
    244     ////////// Configuration/Domains handling //////////////
    245     // Creation/Deletion
    246     bool createDomain(const std::string& strName, std::string& strError);
    247     bool renameDomain(const std::string& strName, const std::string& strNewName,
    248                       std::string& strError);
    249     bool deleteDomain(const std::string& strName, std::string& strError);
    250     bool deleteAllDomains(std::string& strError);
    251     bool setSequenceAwareness(const std::string& strName, bool bSequenceAware,
    252                               std::string& strResult);
    253     bool getSequenceAwareness(const std::string& strName, bool& bSequenceAware,
    254                               std::string& strResult);
    255     bool createConfiguration(const std::string& strDomain, const std::string& strConfiguration, std::string& strError);
    256     bool deleteConfiguration(const std::string& strDomain, const std::string& strConfiguration, std::string& strError);
    257     bool renameConfiguration(const std::string& strDomain, const std::string& strConfiguration, const std::string& strNewConfiguration, std::string& strError);
    258 
    259     // Save/Restore
    260     bool restoreConfiguration(const std::string& strDomain, const std::string& strConfiguration, std::list<std::string>& strError);
    261     bool saveConfiguration(const std::string& strDomain, const std::string& strConfiguration, std::string& strError);
    262 
    263     // Configurable element - domain association
    264     bool addConfigurableElementToDomain(const std::string& strDomain, const std::string& strConfigurableElementPath, std::string& strError);
    265     bool removeConfigurableElementFromDomain(const std::string& strDomain, const std::string& strConfigurableElementPath, std::string& strError);
    266     bool split(const std::string& strDomain, const std::string& strConfigurableElementPath, std::string& strError);
    267     bool setElementSequence(const std::string& strDomain, const std::string& strConfiguration,
    268                             const std::vector<std::string>& astrNewElementSequence,
    269                             std::string& strError);
    270 
    271     bool getApplicationRule(const std::string& strDomain, const std::string& strConfiguration,
    272                             std::string& strResult);
    273     bool setApplicationRule(const std::string& strDomain, const std::string& strConfiguration,
    274                             const std::string& strApplicationRule, std::string& strError);
    275     bool clearApplicationRule(const std::string& strDomain, const std::string& strConfiguration,
    276                               std::string& strError);
    277 
    278     /**
    279       * Method that imports Configurable Domains from an Xml source.
    280       *
    281       * @param[in] xmlSource a std::string containing an xml description or a path to an xml file
    282       * @param[in] withSettings a boolean that determines if the settings should be used in the
    283       * xml description
    284       * @param[in] fromFile a boolean that determines if the source is an xml description in
    285       * xmlSource or contained in a file. In that case xmlSource is just the file path.
    286       * @param[out] errorMsg is used as the error output
    287       *
    288       * @return false if any error occures
    289       */
    290     bool importDomainsXml(const std::string& xmlSource, bool withSettings, bool fromFile,
    291                           std::string& errorMsg);
    292 
    293     /**
    294       * Method that imports a single Configurable Domain from an Xml source.
    295       *
    296       * @param[in] xmlSource a string containing an xml description or a path to an xml file
    297       * @param[in] overwrite when importing an existing domain, allow
    298       * overwriting or return an error
    299       * @param[in] withSettings a boolean that determines if the settings should be used in the
    300       * xml description
    301       * @param[in] fromFile a boolean that determines if the source is an xml description in
    302       * xmlSource or contained in a file. In that case xmlSource is just the file path.
    303       * @param[out] errorMsg is used as the error output
    304       *
    305       * @return false if any error occurs
    306       */
    307     bool importSingleDomainXml(const std::string& xmlSource, bool overwrite, bool withSettings,
    308                                bool fromFile, std::string& errorMsg);
    309 
    310     /**
    311       * Method that exports Configurable Domains to an Xml destination.
    312       *
    313       * @param[in,out] xmlDest a string containing an xml description or a path to an xml file
    314       * @param[in] withSettings a boolean that determines if the settings should be used in the
    315       * xml description
    316       * @param[in] toFile a boolean that determines if the destination is an xml description in
    317       * xmlDest or contained in a file. In that case xmlDest is just the file path.
    318       * @param[out] errorMsg is used as the error output
    319       *
    320       * @return false if any error occurs, true otherwise.
    321       */
    322     bool exportDomainsXml(std::string& xmlDest, bool withSettings, bool toFile,
    323                           std::string& errorMsg) const;
    324 
    325     /**
    326       * Method that exports a given Configurable Domain to an Xml destination.
    327       *
    328       * @param[in,out] xmlDest a string containing an xml description or a path to an xml file
    329       * @param[in] domainName the name of the domain to be exported
    330       * @param[in] withSettings a boolean that determines if the settings should be used in the
    331       * xml description
    332       * @param[in] toFile a boolean that determines if the destination is an xml description in
    333       * xmlDest or contained in a file. In that case xmlDest is just the file path.
    334       * @param[out] errorMsg is used as the error output
    335       *
    336       * @return false if any error occurs, true otherwise.
    337       */
    338     bool exportSingleDomainXml(std::string& xmlDest, const std::string& domainName,
    339                                bool withSettings, bool toFile, std::string& errorMsg) const;
    340 
    341     // Binary Import/Export
    342     bool importDomainsBinary(const std::string& strFileName, std::string& strError);
    343     bool exportDomainsBinary(const std::string& strFileName, std::string& strError);
    344 
    345     /**
    346       * Method that exports an Xml description of the passed element into a string
    347       *
    348       * @param[in] pXmlSource The source element to export
    349       * @param[in] strRootElementType The XML root element name of the exported instance document
    350       * @param[out] strResult contains the xml description or the error description in case false is returned
    351       *
    352       * @return true for success, false if any error occurs during the creation of the xml description (validation or encoding)
    353       */
    354     bool exportElementToXMLString(const IXmlSource* pXmlSource,
    355                                   const std::string& strRootElementType,
    356                                   std::string& strResult) const;
    357 
    358     // CElement
    359     virtual std::string getKind() const;
    360 
    361 private:
    362     CParameterMgr(const CParameterMgr&);
    363     CParameterMgr& operator=(const CParameterMgr&);
    364 
    365     // Init
    366     virtual bool init(std::string& strError);
    367 
    368     // Logging (done by root)
    369     virtual void doLog(bool bIsWarning, const std::string& strLog) const;
    370     virtual void nestLog() const;
    371     virtual void unnestLog() const;
    372 
    373     // Version
    374     std::string getVersion() const;
    375 
    376     ////////////////:: Remote command parsers
    377     /// Version
    378     CCommandHandler::CommandStatus versionCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    379     /// Status
    380     CCommandHandler::CommandStatus statusCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    381     /// Tuning Mode
    382     CCommandHandler::CommandStatus setTuningModeCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    383     CCommandHandler::CommandStatus getTuningModeCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    384     /// Value Space
    385     CCommandHandler::CommandStatus setValueSpaceCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    386     CCommandHandler::CommandStatus getValueSpaceCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    387     /// Output Raw Format
    388     CCommandHandler::CommandStatus setOutputRawFormatCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    389     CCommandHandler::CommandStatus getOutputRawFormatCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    390     /// Sync
    391     CCommandHandler::CommandStatus setAutoSyncCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    392     CCommandHandler::CommandStatus getAutoSyncCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    393     CCommandHandler::CommandStatus syncCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    394     /// Criteria
    395     CCommandHandler::CommandStatus listCriteriaCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    396     /// Domains
    397     CCommandHandler::CommandStatus listDomainsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    398     CCommandHandler::CommandStatus createDomainCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    399     CCommandHandler::CommandStatus deleteDomainCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    400     CCommandHandler::CommandStatus deleteAllDomainsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    401     CCommandHandler::CommandStatus renameDomainCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    402     CCommandHandler::CommandStatus setSequenceAwarenessCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    403     CCommandHandler::CommandStatus getSequenceAwarenessCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    404     CCommandHandler::CommandStatus listDomainElementsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    405     CCommandHandler::CommandStatus addElementCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    406     CCommandHandler::CommandStatus removeElementCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    407     CCommandHandler::CommandStatus splitDomainCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    408     /// Configurations
    409     CCommandHandler::CommandStatus listConfigurationsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    410     CCommandHandler::CommandStatus dumpDomainsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    411     CCommandHandler::CommandStatus createConfigurationCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    412     CCommandHandler::CommandStatus deleteConfigurationCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    413     CCommandHandler::CommandStatus renameConfigurationCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    414     CCommandHandler::CommandStatus saveConfigurationCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    415     CCommandHandler::CommandStatus restoreConfigurationCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    416     CCommandHandler::CommandStatus setElementSequenceCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    417     CCommandHandler::CommandStatus getElementSequenceCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    418     CCommandHandler::CommandStatus setRuleCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    419     CCommandHandler::CommandStatus clearRuleCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    420     CCommandHandler::CommandStatus getRuleCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    421     /// Elements/Parameters
    422     CCommandHandler::CommandStatus listElementsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    423     CCommandHandler::CommandStatus listParametersCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    424     CCommandHandler::CommandStatus dumpElementCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    425     CCommandHandler::CommandStatus getElementSizeCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    426     CCommandHandler::CommandStatus showPropertiesCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    427     CCommandHandler::CommandStatus getParameterCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    428     CCommandHandler::CommandStatus setParameterCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    429     CCommandHandler::CommandStatus getConfigurationParameterCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    430     CCommandHandler::CommandStatus setConfigurationParameterCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    431     CCommandHandler::CommandStatus listBelongingDomainsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    432     CCommandHandler::CommandStatus listAssociatedDomainsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    433     CCommandHandler::CommandStatus showMappingCommandProcess(const IRemoteCommand& remoteCommand,
    434                                                               std::string& strResult);
    435     /// Browse
    436     CCommandHandler::CommandStatus listAssociatedElementsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    437     CCommandHandler::CommandStatus listConflictingElementsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    438     CCommandHandler::CommandStatus listRogueElementsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    439     /// Settings Import/Export
    440     CCommandHandler::CommandStatus exportDomainsXMLCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    441     CCommandHandler::CommandStatus importDomainsXMLCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    442     CCommandHandler::CommandStatus exportDomainsWithSettingsXMLCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    443     CCommandHandler::CommandStatus importDomainsWithSettingsXMLCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    444     /**
    445       * Command handler method for exportDomainWithSettingsXML command.
    446       *
    447       * @param[in] remoteCommand contains the arguments of the received command.
    448       * @param[out] result a std::string containing the result of the command
    449       *
    450       * @return CCommandHandler::ESucceeded if command succeeded or CCommandHandler::EFailed
    451       * in the other case
    452       */
    453     CCommandHandler::CommandStatus exportDomainWithSettingsXMLCommandProcess(const IRemoteCommand& remoteCommand, std::string& result);
    454     CCommandHandler::CommandStatus importDomainWithSettingsXMLCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    455     CCommandHandler::CommandStatus exportSettingsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    456     CCommandHandler::CommandStatus importSettingsCommandProcess(const IRemoteCommand& remoteCommand, std::string& strResult);
    457 
    458     /**
    459       * Command handler method for getDomainsWithSettings command.
    460       *
    461       * @param[in] remoteCommand contains the arguments of the received command.
    462       * @param[out] strResult a std::string containing the result of the command
    463       *
    464       * @return CCommandHandler::ESucceeded if command succeeded or CCommandHandler::EFailed
    465       * in the other case
    466       */
    467     CCommandHandler::CommandStatus getDomainsWithSettingsXMLCommandProcess(
    468             const IRemoteCommand& remoteCommand, std::string& strResult);
    469 
    470     /**
    471       * Command handler method for getDomainWithSettings command.
    472       *
    473       * @param[in] remoteCommand contains the arguments of the received command.
    474       * @param[out] strResult a string containing the result of the command
    475       *
    476       * @return CCommandHandler::ESucceeded if command succeeded or CCommandHandler::EFailed
    477       * in the other case
    478       */
    479     CCommandHandler::CommandStatus getDomainWithSettingsXMLCommandProcess(
    480             const IRemoteCommand& remoteCommand, std::string& strResult);
    481 
    482     /**
    483       * Command handler method for setDomainsWithSettings command.
    484       *
    485       * @param[in] remoteCommand contains the arguments of the received command.
    486       * @param[out] strResult a std::string containing the result of the command
    487       *
    488       * @return CCommandHandler::ESucceeded if command succeeded or CCommandHandler::EFailed
    489       * in the other case
    490       */
    491     CCommandHandler::CommandStatus setDomainsWithSettingsXMLCommandProcess(
    492             const IRemoteCommand& remoteCommand, std::string& strResult);
    493 
    494     /**
    495       * Command handler method for setDomainWithSettings command.
    496       *
    497       * @param[in] remoteCommand contains the arguments of the received command.
    498       * @param[out] result a std::string containing the result of the command
    499       *
    500       * @return CCommandHandler::ESucceeded if command succeeded or CCommandHandler::EFailed
    501       * in the other case
    502       */
    503     CCommandHandler::CommandStatus setDomainWithSettingsXMLCommandProcess(
    504             const IRemoteCommand& remoteCommand, std::string& result);
    505 
    506     /**
    507       * Command handler method for getSystemClass command.
    508       *
    509       * @param[in] remoteCommand contains the arguments of the received command.
    510       * @param[out] strResult a std::string containing the result of the command
    511       *
    512       * @return CCommandHandler::ESucceeded if command succeeded or CCommandHandler::EFailed
    513       * in the other case
    514       */
    515     CCommandHandler::CommandStatus getSystemClassXMLCommandProcess(
    516             const IRemoteCommand& remoteCommand, std::string& strResult);
    517 
    518     // Max command usage length, use for formatting
    519     void setMaxCommandUsageLength();
    520 
    521     // For tuning, check we're in tuning mode
    522     bool checkTuningModeOn(std::string& strError) const;
    523 
    524     // Blackboard (dynamic parameter handling)
    525     pthread_mutex_t* getBlackboardMutex();
    526 
    527     // Blackboard reference (dynamic parameter handling)
    528     CParameterBlackboard* getParameterBlackboard();
    529 
    530     // Parameter access
    531     bool accessValue(CParameterAccessContext& parameterAccessContext, const std::string& strPath, std::string& strValue, bool bSet, std::string& strError);
    532     bool doSetValue(const std::string& strPath, const std::string& strValue, bool bRawValueSpace, bool bDynamicAccess, std::string& strError) const;
    533     bool doGetValue(const std::string& strPath, std::string& strValue, bool bRawValueSpace, bool bHexOutputRawFormat, bool bDynamicAccess, std::string& strError) const;
    534 
    535     // Framework global configuration loading
    536     bool loadFrameworkConfiguration(std::string& strError);
    537 
    538     // System class Structure loading
    539     bool loadStructure(std::string& strError);
    540 
    541     // System class Structure loading
    542     bool loadSettings(std::string& strError);
    543     bool loadSettingsFromConfigFile(std::string& strError);
    544 
    545     /** Parse an XML stream into an element
    546      *
    547      * @param[in] elementSerializingContext serializing context
    548      * @param[out] pRootElement the receiving element
    549      * @param[in] input the input XML stream
    550      * @param[in] strXmlFolder the folder containing the XML input file (if applicable) or ""
    551      * @param[in] eElementLibrary which element library to be used
    552      * @param[in] strNameAttributeName the name of the element's XML "name" attribute
    553      *
    554      * @returns true if parsing succeeded, false otherwise
    555      */
    556     bool xmlParse(CXmlElementSerializingContext& elementSerializingContext, CElement* pRootElement,
    557                   _xmlDoc* doc, const std::string& strXmlFolder,
    558                   ElementLibrary eElementLibrary, const std::string& strNameAttributeName = "Name");
    559 
    560     /** Wrapper for converting public APIs semantics to internal API
    561      *
    562      * Public APIs have a string argument that can either contain:
    563      * - a path to an XML file or;
    564      * - an actual XML document.
    565      * They also have a boolean argument specifying which of the two cases it
    566      * is.
    567      *
    568      * Instead, the internal APIs only take an std::istream argument. This
    569      * method opens the file as a stream if applicable or simply wrap the
    570      * string in a stream. It then passes the stream to the internal methods.
    571      *
    572      * @param[in] xmlSource the XML source (either a path or an actual xml
    573      * document)
    574      * @param[in] fromFile specifies whether xmlSource is a path or an
    575      * actual XML document
    576      * @param[in] withSettings if false, only import the configurations
    577      * applicability rules; if true, also import their settings
    578      * @param[out] element the receiving element
    579      * @param[in] nameAttributeName the name of the element's XML "name"
    580      * attribute
    581      * @param[out] errorMsg string used as output for any error message
    582      *
    583      * @returns true if the import succeeded, false otherwise
    584      */
    585     bool wrapLegacyXmlImport(const std::string& xmlSource, bool fromFile, bool withSettings,
    586                              CElement& element, const std::string& nameAttributeName,
    587                              std::string& errorMsg);
    588 
    589     /**
    590      * Export an element object to an Xml destination.
    591      *
    592      *
    593      * @param[out] output the stream to output the XML to
    594      * @param[in] xmlSerializingContext the serializing context
    595      * @param[in] element object to be serialized.
    596      *
    597      * @return false if any error occurs, true otherwise.
    598      */
    599     bool serializeElement(std::ostream& output, CXmlSerializingContext& xmlSerializingContext,
    600                           const CElement& element) const;
    601 
    602     /** Wrapper for converting public APIs semantics to internal API
    603      *
    604      * Public APIs have a string argument that can either:
    605      * - contain a path to an XML file or;
    606      * - receive an actual XML document.
    607      * They also have a boolean argument specifying which of the two cases it
    608      * is.
    609      *
    610      * Instead, the internal APIs only take an std::ostream argument. This
    611      * method opens the file as a stream if applicable or simply wrap the
    612      * string in a stream. It then passes the stream to the internal methods.
    613      *
    614      * @param[in] xmlDest the XML sink (either a path or any string that
    615      * will be filled)
    616      * @param[in] toFile specifies whether xmlSource is a path or a
    617      * string that will receive an actual XML document
    618      * @param[in] withSettings if false, only export the configurations
    619      * applicability rules; if true, also export their settings
    620      * @param[out] element the element to be exported
    621      * @param[out] errorMsg string used as output for any error message
    622      *
    623      * @returns true if the export succeeded, false otherwise
    624      */
    625     bool wrapLegacyXmlExport(std::string& xmlDest, bool toFile, bool withSettings,
    626                              const CElement& element, std::string& errorMsg) const;
    627 
    628     /** Wrapper for converting public APIs semantics to internal API
    629      *
    630      * @see wrapLegacyXmlExport
    631      */
    632     bool wrapLegacyXmlExportToFile(std::string& xmlDest,
    633                                    const CElement& element,
    634                                    CXmlDomainExportContext &context) const;
    635 
    636     /** Wrapper for converting public APIs semantics to internal API
    637      *
    638      * @see wrapLegacyXmlExport
    639      */
    640     bool wrapLegacyXmlExportToString(std::string& xmlDest,
    641                                      const CElement& element,
    642                                      CXmlDomainExportContext &context) const;
    643 
    644 
    645     // Framework Configuration
    646     CParameterFrameworkConfiguration* getFrameworkConfiguration();
    647     const CParameterFrameworkConfiguration* getConstFrameworkConfiguration();
    648 
    649     // Selection Criteria
    650     CSelectionCriteria* getSelectionCriteria();
    651     const CSelectionCriteria* getConstSelectionCriteria();
    652 
    653     // System Class
    654     CSystemClass* getSystemClass();
    655     const CSystemClass* getConstSystemClass() const;
    656 
    657     // Configurable Domains
    658     CConfigurableDomains* getConfigurableDomains();
    659     const CConfigurableDomains* getConstConfigurableDomains();
    660     const CConfigurableDomains* getConstConfigurableDomains() const;
    661 
    662     // Apply configurations
    663     void doApplyConfigurations(bool bForce);
    664 
    665     // Dynamic object creation libraries feeding
    666     void feedElementLibraries();
    667 
    668     // Remote Processor Server connection handling
    669     bool handleRemoteProcessingInterface(std::string& strError);
    670 
    671     // Tuning
    672     bool _bTuningModeIsOn;
    673 
    674     // Value Space
    675     bool _bValueSpaceIsRaw;
    676 
    677     // Output Raw Format
    678     bool _bOutputRawFormatIsHex;
    679 
    680     // Automatic synchronization to HW during Tuning session
    681     bool _bAutoSyncOn;
    682 
    683     // Current Parameter Settings
    684     CParameterBlackboard* _pMainParameterBlackboard;
    685 
    686     // Dynamic object creation
    687     CElementLibrarySet* _pElementLibrarySet;
    688 
    689     // XML parsing, object creation handling
    690     std::string _strXmlConfigurationFilePath; // Configuration file path
    691     std::string _strXmlConfigurationFolderPath; // Root folder for configuration file
    692     std::string _strSchemaFolderLocation; // Place where schemas stand
    693 
    694     // Subsystem plugin location
    695     const CSubsystemPlugins* _pSubsystemPlugins;
    696 
    697     /**
    698      * Remote processor library handle
    699      */
    700     void* _pvLibRemoteProcessorHandle;
    701 
    702     // Whole system structure checksum
    703     uint8_t _uiStructureChecksum;
    704 
    705     // Command Handler
    706     CCommandHandler* _pCommandHandler;
    707 
    708     // Remote Processor Server
    709     IRemoteProcessorServerInterface* _pRemoteProcessorServer;
    710 
    711     // Parser description array
    712     static const SRemoteCommandParserItem gastRemoteCommandParserItems[];
    713 
    714     // Parser description array size
    715     static const uint32_t guiNbRemoteCommandParserItems;
    716 
    717     // Maximum command usage length
    718     uint32_t _uiMaxCommandUsageLength;
    719 
    720     // Blackboard access mutex
    721     pthread_mutex_t _blackboardMutex;
    722 
    723     // Logging
    724     ILogger* _pLogger;
    725     mutable uint32_t _uiLogDepth;
    726 
    727     /** If set to false, the remote interface won't be started no matter what.
    728      * If set to true - the default - it has no impact on the policy for
    729      * starting the remote interface.
    730      */
    731     bool _bForceNoRemoteInterface;
    732 
    733     /** If set to true, missing subsystem will abort parameterMgr start.
    734       * If set to false, missing subsystem will fallback on virtual subsystem.
    735       */
    736     bool _bFailOnMissingSubsystem;
    737     /** If set to true, unparsable or discording domains will abort parameterMgr start.
    738       * If set to false, unparsable or discording domains
    739       *                 will continue the parameterMgr start with no domains.
    740       */
    741     bool _bFailOnFailedSettingsLoad;
    742 
    743     /**
    744      * If set to true, parameterMgr will report an error
    745      *     when being unable to validate .xml files
    746      * If set to false, no .xml/xsd validation will happen (default behaviour)
    747      */
    748     bool _bValidateSchemasOnStart;
    749 };
    750 
    751