systemhealthmanagement/systemhealthmgr/startuppropertiessrc/startupproperties.cpp
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     1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 #include "startupproperties.h"
       
    17 #include <barsread.h>
       
    18 #include <e32debug.h>
       
    19 #include <s32mem.h>
       
    20 #include <e32hal.h>
       
    21 #include <e32modes.h>
       
    22 
       
    23 #include "shmadebug.h"
       
    24 #include "shmapanic.h"
       
    25 
       
    26 /** Internal version for the CStartupProperties object created by the NewL factory 
       
    27 @internalTechnology
       
    28 */
       
    29 const TInt KParameterObjectVersion = 1; 
       
    30 
       
    31 /**
       
    32 Used to create an instance of CStartupProperties class.
       
    33 @return An instance of CStartupProperties
       
    34 @publishedPartner
       
    35 @deprecated
       
    36 */
       
    37 EXPORT_C CStartupProperties* CStartupProperties::NewL()
       
    38 	{
       
    39     CStartupProperties* properties = CStartupProperties::NewLC();
       
    40 	CleanupStack::Pop(properties);
       
    41     return properties;
       
    42 	}
       
    43 
       
    44 /**
       
    45 Used to create an instance of CStartupProperties class.
       
    46 The new instance is put on the CleanupStack.
       
    47 @return An instance of CStartupProperties
       
    48 @publishedPartner
       
    49 @deprecated
       
    50 */
       
    51 EXPORT_C CStartupProperties* CStartupProperties::NewLC()
       
    52 	{
       
    53 	CStartupProperties* properties = new(ELeave) CStartupProperties();
       
    54 	CleanupStack::PushL(properties);
       
    55 	properties->ConstructL();
       
    56 	return properties;
       
    57 	}
       
    58 
       
    59 /**
       
    60 Used to create an instance of CStartupProperties class with the specified process 
       
    61 filename and arguments.
       
    62 @param aFileName A file name containing full path to be used to start up a component.
       
    63 @param aArgs A string that will be used as an argument to the component when starting.
       
    64 @return An instance of CStartupProperties
       
    65 @publishedPartner
       
    66 @deprecated
       
    67 */
       
    68 EXPORT_C CStartupProperties* CStartupProperties::NewL(const TDesC& aFileName, const TDesC& aArgs)
       
    69 	{
       
    70 	CStartupProperties* properties = CStartupProperties::NewLC(aFileName, aArgs);
       
    71 	CleanupStack::Pop(properties);
       
    72     return properties;
       
    73 	}	
       
    74 	
       
    75 /**
       
    76 Used to create an instance of CStartupProperties class with the specified process 
       
    77 filename and arguments. The new instance is pushed onto the CleanupStack.
       
    78 @see CStartupProperties::NewL(const TDesC& aFileName, const TDesC& aArgs)
       
    79 @publishedPartner
       
    80 @deprecated
       
    81 */
       
    82 EXPORT_C CStartupProperties* CStartupProperties::NewLC(const TDesC& aFileName, const TDesC& aArgs)
       
    83 	{
       
    84 	CStartupProperties* properties = CStartupProperties::NewLC();
       
    85 	properties->SetFileParamsL(aFileName, aArgs);
       
    86 	return properties;
       
    87 	}	
       
    88 
       
    89 /**
       
    90 Used to create an instance of CStartupProperties class from a resource definition.
       
    91 Supported resource structs are @c START_PROCESS_INFO, @c START_PROCESS_INFO2, 
       
    92 @c START_APP_INFO and @c START_APP_INFO2. 
       
    93 @return An instance of CStartupProperties
       
    94 @param aSource The resource reader with which to access the resource values
       
    95 @publishedPartner
       
    96 @deprecated
       
    97 @panic EInvalidCommandType if the Command type is invalid
       
    98 @panic EInvalidStartMethod if the start method is invalid
       
    99 @panic EInvalidTimeout if start method is not EWaitForStart then timeout value should be zero
       
   100 @panic EInvalidNoOfRetries if start method is not EWaitForStart then no_of_retries should be zero
       
   101 @panic EInvalidRecoveryMethod if the Recovery method called after a command failure is invalid
       
   102 */
       
   103 EXPORT_C CStartupProperties* CStartupProperties::NewL(TResourceReader& aSource)
       
   104 	{
       
   105 	CStartupProperties* properties = CStartupProperties::NewLC(aSource);
       
   106 	CleanupStack::Pop(properties);
       
   107 	return properties;
       
   108 	}
       
   109 
       
   110 /**
       
   111 Used to create an instance of CStartupProperties class from a resource definition.
       
   112 The new instance is put on the CleanupStack.
       
   113 @see CStartupProperties::NewL(TResourceReader& aResourceReader)
       
   114 @publishedPartner
       
   115 @deprecated
       
   116 */
       
   117 EXPORT_C CStartupProperties* CStartupProperties::NewLC(TResourceReader& aSource)
       
   118 	{
       
   119 	CStartupProperties* properties = CStartupProperties::NewLC();
       
   120 	properties->ConstructFromResourceL(aSource);
       
   121 	return properties;
       
   122 	}
       
   123 
       
   124 CStartupProperties::CStartupProperties() : 
       
   125 	iVersion(KParameterObjectVersion),
       
   126 	iStartupType(EStartProcess), 	
       
   127 	iStartMethod(EFireAndForget),
       
   128 	iRestartMode(EStartupModeUndefined)
       
   129 	{
       
   130 	iRecoveryMethod.iRecoveryMethod = EIgnoreOnFailure;
       
   131 	}
       
   132 	
       
   133 void CStartupProperties::ConstructL()
       
   134 	{
       
   135 	}
       
   136 
       
   137 /**
       
   138 Reset all variables in this instance back to constructor defaults.
       
   139 @publishedPartner
       
   140 @deprecated
       
   141 */
       
   142 EXPORT_C void CStartupProperties::Reset()
       
   143 	{
       
   144 	//from constructor
       
   145 	iVersion = KParameterObjectVersion;
       
   146 	iStartupType = EStartProcess;	
       
   147 	iStartMethod = EFireAndForget;
       
   148 	iRestartMode = EStartupModeUndefined;
       
   149 	iRecoveryMethod.iRecoveryMethod = EIgnoreOnFailure;
       
   150 	//from CBase
       
   151 	delete iArgs;
       
   152 	iArgs = NULL;
       
   153 	delete iFileName;
       
   154 	iFileName = NULL;
       
   155 	iNoOfRetries = 0;
       
   156 	iTimeout = 0;
       
   157 	iMonitored = EFalse;
       
   158 	iViewless = EFalse;
       
   159 	iStartInBackground = EFalse;
       
   160 	}
       
   161 
       
   162 /**
       
   163 Destructor for CStartupProperties class
       
   164 @publishedPartner
       
   165 @deprecated
       
   166 */
       
   167 EXPORT_C CStartupProperties::~CStartupProperties()
       
   168 	{
       
   169 	delete iArgs;
       
   170 	delete iFileName;
       
   171 	}
       
   172 
       
   173 /** Accessor function returning internal version of the parameter object
       
   174 @publishedPartner
       
   175 @deprecated
       
   176 @return Internal version of the parameter object
       
   177 */
       
   178 EXPORT_C TInt CStartupProperties::Version() const
       
   179 	{ 
       
   180 	return iVersion; 
       
   181 	}
       
   182 
       
   183 /** Sets file parameters
       
   184 @publishedPartner
       
   185 @deprecated
       
   186 @param aFileName A file name containing full path to be used to start up a component.
       
   187 @param aArgs A string that will be used as an argument to the component when starting.
       
   188 */
       
   189 EXPORT_C void CStartupProperties::SetFileParamsL(const TDesC& aFileName, const TDesC& aArgs)
       
   190 	{
       
   191 	HBufC* fname = aFileName.AllocL();
       
   192 	delete iFileName;
       
   193 	iFileName = fname;
       
   194 	TPtr writeableFilename = iFileName->Des();
       
   195 	writeableFilename.TrimAll();
       
   196 	
       
   197 	HBufC* args = aArgs.AllocL();
       
   198 	delete iArgs; 
       
   199 	iArgs = args;	
       
   200 	TPtr writeableArgs = iArgs->Des();
       
   201 	writeableArgs.TrimAll();
       
   202 	}
       
   203 
       
   204 /** Sets startup type parameter
       
   205 @publishedPartner
       
   206 @deprecated
       
   207 @param aStartupType EStartProcess for starting processes, EStartApp for starting applications
       
   208 */
       
   209 EXPORT_C void CStartupProperties::SetStartupType(TStartupType aStartupType) 
       
   210 	{ 
       
   211 	iStartupType = aStartupType; 
       
   212 	}
       
   213 
       
   214 /** Sets startup method parameter.
       
   215 @publishedPartner
       
   216 @deprecated
       
   217 @param aStartMethod The method to be used to start up the component. 
       
   218 */
       
   219 EXPORT_C void CStartupProperties::SetStartMethod(TStartMethod aStartMethod)
       
   220 	{ 
       
   221 	iStartMethod = aStartMethod; 
       
   222 	}
       
   223 
       
   224 /** Sets failure parameter @c NoOfRetries. Only valid when @c TStartMethod = @c EWaitForStart.
       
   225 @publishedPartner
       
   226 @deprecated
       
   227 @param aNoOfRetries Number of retries to attempt if the component fails to start for the first 
       
   228 					time during system startup. Also determines if a monitored component should be
       
   229 					restarted when it fails. Only valid when @c TStartMethod = @c EWaitForStart.
       
   230 */
       
   231 EXPORT_C void CStartupProperties::SetNoOfRetries(TInt aNoOfRetries)
       
   232 	{ 
       
   233 	iNoOfRetries = aNoOfRetries;
       
   234 	}
       
   235 
       
   236 /** Sets failure parameter Timeout. Used together with start-method @c EWaitStart to determine 
       
   237 how long to wait for the component being started to rendevouz before aborting an attempt. 
       
   238 @publishedPartner
       
   239 @deprecated
       
   240 @param aTimeout The time in milliseconds to wait before terminating a component 
       
   241 				that's taking longer to start (rendezvouz) than this specified timeout value. 
       
   242 				A value of zero means "do not time this component out". Only valid when 
       
   243 				@c TStartMethod = @c EWaitForStart.
       
   244 */
       
   245 EXPORT_C void CStartupProperties::SetTimeout(TInt aTimeout)
       
   246 	{ 
       
   247 	iTimeout = aTimeout;
       
   248 	}
       
   249 
       
   250 /** Sets the monitoring parameter. Monitoring a component means the System Monitor server
       
   251 observes the component and takes action when it exits. When a monitored component
       
   252 exits, the System Monitor server will try to restart it the number of times specified in 
       
   253 @c NoOfRetries. If the number of retries is 0, or the number of retries have been exhausted, 
       
   254 the @c TRecoveryMethod is executed.
       
   255 @publishedPartner
       
   256 @deprecated
       
   257 @param aMonitored ETrue if the component should be monitored for failure
       
   258 */
       
   259 EXPORT_C void CStartupProperties::SetMonitored(TBool aMonitored)
       
   260 	{ 
       
   261 	iMonitored = aMonitored;
       
   262 	}
       
   263 
       
   264 /** Sets recovery parameters. When a component being monitored exits and the system fails 
       
   265 to restart the component within the specified  number of retries, the @c TRecoveryMethod 
       
   266 is executed. 
       
   267 Used to set the retry_failure_recovery_method within START_PROCESS_INFO2 and 
       
   268 START_APP_INFO2 structures.
       
   269 
       
   270 @publishedPartner
       
   271 @deprecated
       
   272 @param aRecoveryMethod The method to use to recover when a monitored component fails.
       
   273 @param aRestartMode The startup mode to restart the OS if recovery method is @c ERestartOSWithMode.
       
   274 					If aRecoveryMethod==ERestartOS this parameter should be zero.
       
   275 */
       
   276 EXPORT_C void CStartupProperties::SetRecoveryParams(TRecoveryMethod aRecoveryMethod, TInt aRestartMode)
       
   277 	{ 
       
   278 	iRecoveryMethod.iRecoveryMethod = aRecoveryMethod;
       
   279 	iRestartMode = aRestartMode;
       
   280 	}
       
   281 
       
   282 /** Action to be taken on command failure. Provides backward compatibility with earlier SSC format.
       
   283 Used to set the fail_on_error fields within START_PROCESS_INFO, START_APP_INFO, START_DLL_INFO, 
       
   284 and MULTIPLE_WAIT structures.
       
   285 
       
   286 @publishedPartner
       
   287 @deprecated
       
   288 @param aActionOnCommandFailure Action to be taken if the system starter command fails.
       
   289 */
       
   290 EXPORT_C void CStartupProperties::SetActionOnCommandFailure(TActionOnCommandFailure aActionOnCommandFailure)
       
   291 	{ 
       
   292 	iRecoveryMethod.iActionOnCommandFailure = aActionOnCommandFailure;
       
   293 	}
       
   294 
       
   295 /** Sets extra startup viewless parameter only needed if starting an application
       
   296 @publishedPartner
       
   297 @deprecated
       
   298 @param aViewless ETrue if the application should be viewless
       
   299 */
       
   300 EXPORT_C void CStartupProperties::SetViewless(TBool aViewless)
       
   301 	{ 
       
   302 	iViewless = aViewless; 
       
   303 	}
       
   304 	
       
   305 /** Sets extra startup start in background parameter only needed if starting an application
       
   306 @publishedPartner
       
   307 @deprecated
       
   308 @param aStartInBackground ETrue if the application should start in the background
       
   309 */
       
   310 EXPORT_C void CStartupProperties::SetStartInBackground(TBool aStartInBackground)
       
   311 	{ 
       
   312 	iStartInBackground = aStartInBackground; 	
       
   313 	}
       
   314 
       
   315 /** Accessor function returning filename property
       
   316 @publishedPartner
       
   317 @deprecated
       
   318 @return Filename property
       
   319 */
       
   320 EXPORT_C TPtrC CStartupProperties::FileName() const
       
   321 	{
       
   322 	return (iFileName) ? *iFileName : KNullDesC();
       
   323 	}
       
   324 
       
   325 /** Accessor function returning arguments property
       
   326 @publishedPartner
       
   327 @deprecated
       
   328 @return Arguments property
       
   329 */
       
   330 EXPORT_C TPtrC CStartupProperties::Args() const
       
   331 	{
       
   332 	return (iArgs) ? *iArgs : KNullDesC();
       
   333 	}
       
   334 
       
   335 /** Accessor function returning startup type property
       
   336 @publishedPartner
       
   337 @deprecated
       
   338 @return Startup type property
       
   339 */
       
   340 EXPORT_C TStartupType CStartupProperties::StartupType() const
       
   341 	{ 
       
   342 	return iStartupType; 
       
   343 	}
       
   344 
       
   345 /** Accessor function returning start method property
       
   346 @publishedPartner
       
   347 @deprecated
       
   348 @return Start method property
       
   349 */
       
   350 EXPORT_C TStartMethod CStartupProperties::StartMethod() const
       
   351 	{ 
       
   352 	return iStartMethod; 
       
   353 	}
       
   354 
       
   355 /** Accessor function returning number of retries property. 
       
   356 Only valid when @c TStartMethod = @c EWaitForStart.
       
   357 @publishedPartner
       
   358 @deprecated
       
   359 @return Number of retries property
       
   360 */
       
   361 EXPORT_C TInt CStartupProperties::NoOfRetries() const
       
   362 	{ 
       
   363 	return iNoOfRetries; 
       
   364 	}
       
   365 
       
   366 /** Accessor function returning timeout property.
       
   367 Only valid when @c TStartMethod = @c EWaitForStart.
       
   368 @publishedPartner
       
   369 @deprecated
       
   370 @return Timeout property
       
   371 */
       
   372 EXPORT_C TInt CStartupProperties::Timeout() const
       
   373 	{ 
       
   374 	return iTimeout; 
       
   375 	}
       
   376 
       
   377 /** Accessor function returning the legacy fail_on_error property
       
   378 used by the old resource structs START_APP_INFO and START_PROCESS_INFO.
       
   379 @publishedPartner
       
   380 @deprecated
       
   381 @return Recovery method property
       
   382 */
       
   383 EXPORT_C TActionOnCommandFailure CStartupProperties::ActionOnCommandFailure() const
       
   384 	{ 
       
   385 	return iRecoveryMethod.iActionOnCommandFailure;
       
   386 	}
       
   387 
       
   388 /** Accessor function returning recovery method property read from
       
   389 the retry_failure_recovery_method property in the resource structs 
       
   390 START_PROCESS_INFO2 and START_APP_INFO2.
       
   391 @publishedPartner
       
   392 @deprecated
       
   393 @return Recovery method property
       
   394 */
       
   395 EXPORT_C TRecoveryMethod CStartupProperties::RecoveryMethod() const
       
   396 	{ 
       
   397 	return iRecoveryMethod.iRecoveryMethod;
       
   398 	}
       
   399 
       
   400 /** Accessor function returning restart mode property
       
   401 @publishedPartner
       
   402 @deprecated
       
   403 @return Restart mode property
       
   404 */
       
   405 EXPORT_C TInt CStartupProperties::RestartMode() const
       
   406 	{ 
       
   407 	return iRestartMode; 
       
   408 	}
       
   409 
       
   410 /** Accessor function returning monitored property
       
   411 @publishedPartner
       
   412 @deprecated
       
   413 @return Monitored property
       
   414 */
       
   415 EXPORT_C TBool CStartupProperties::Monitored() const
       
   416 	{ 
       
   417 	return iMonitored; 
       
   418 	}
       
   419 
       
   420 /** Accessor function returning viewless property
       
   421 @publishedPartner
       
   422 @deprecated
       
   423 @return Viewless property
       
   424 */
       
   425 EXPORT_C TBool CStartupProperties::Viewless() const
       
   426 	{ 
       
   427 	return iViewless; 
       
   428 	}
       
   429 
       
   430 /** Accessor function returning start in background property
       
   431 @publishedPartner
       
   432 @deprecated
       
   433 @return Start in background property
       
   434 */
       
   435 EXPORT_C TBool CStartupProperties::StartInBackground() const
       
   436 	{ 
       
   437 	return iStartInBackground; 
       
   438 	}
       
   439 
       
   440 /** Externalize the class into a buffer.
       
   441 This function has to be updated every time a member has been added to the class to maintain binary 
       
   442 compatibility. 
       
   443 @internalTechnology
       
   444 @released
       
   445 @param aBufPtr A buffer of sufficient size to contain the externalized class data on function return
       
   446 */
       
   447 EXPORT_C void CStartupProperties::ExternalizeL(CBufBase& aBufPtr) const
       
   448 	{
       
   449     RBufWriteStream writeStream(aBufPtr);
       
   450 
       
   451     writeStream.WriteInt32L(iVersion);
       
   452     writeStream << FileName();	
       
   453     writeStream << Args();	
       
   454     writeStream.WriteInt8L(iStartupType); //enumeration has few values so 8bit should be enough
       
   455     writeStream.WriteInt8L(iStartMethod); //enumeration has few values so 8bit should be enough
       
   456     writeStream.WriteInt32L(iNoOfRetries); 
       
   457     writeStream.WriteInt32L(iTimeout); 
       
   458     writeStream.WriteInt8L(iRecoveryMethod.iRecoveryMethod); //enumeration has few values so 8bit should be enough       
       
   459     writeStream.WriteInt32L(iRestartMode); 
       
   460     writeStream.WriteInt8L(iMonitored); //8bit should be enough for bool also
       
   461     writeStream.WriteInt8L(iViewless); //8bit should be enough for bool also
       
   462     writeStream.WriteInt8L(iStartInBackground); //8bit should be enough for bool also
       
   463     
       
   464     // Add any new data member externalization code here, before CommitL
       
   465     // e.g. writeStream.WriteInt32L(iSomethingElse);        
       
   466     
       
   467     writeStream.CommitL();
       
   468 	writeStream.Release();
       
   469     
       
   470 	}
       
   471 
       
   472 /** Internalize the class from a buffer.
       
   473 This function has to be updated every time a member has been added to the class to maintain binary 
       
   474 compatibility. 
       
   475 @internalTechnology
       
   476 @released
       
   477 @param aBufPtr A buffer containing the externalized class data
       
   478 */
       
   479 EXPORT_C void CStartupProperties::InternalizeL(const TPtrC8& aBufPtr)
       
   480 	{
       
   481     RDesReadStream readStream;
       
   482     readStream.Open(aBufPtr);
       
   483     CleanupClosePushL(readStream);
       
   484 
       
   485 	iVersion = readStream.ReadInt32L();
       
   486 
       
   487 	delete iFileName;
       
   488 	iFileName=NULL;
       
   489 	iFileName = HBufC::NewL(readStream,KMaxFileName);
       
   490 	delete iArgs;
       
   491 	iArgs=NULL;	
       
   492 	iArgs = HBufC::NewL(readStream,KMaxFileName);
       
   493 
       
   494     iStartupType = static_cast<TStartupType>(readStream.ReadInt8L());
       
   495     iStartMethod = static_cast<TStartMethod>(readStream.ReadInt8L());
       
   496 	iNoOfRetries = readStream.ReadInt32L();
       
   497 	iTimeout = readStream.ReadInt32L();	
       
   498     iRecoveryMethod.iRecoveryMethod = static_cast<TRecoveryMethod>(readStream.ReadInt8L());	
       
   499 	iRestartMode = readStream.ReadInt32L();	    
       
   500     iMonitored = static_cast<TBool>(readStream.ReadInt8L());
       
   501     iViewless = static_cast<TBool>(readStream.ReadInt8L());
       
   502     iStartInBackground = static_cast<TBool>(readStream.ReadInt8L());        
       
   503 	
       
   504     // Add any new data member internalization code here
       
   505     // e.g. iSomethingElse = readStream.ReadInt32L();       
       
   506         
       
   507 	CleanupStack::PopAndDestroy(&readStream);
       
   508 	}
       
   509 
       
   510 /** 
       
   511 @return The size in bytes for this particular object.
       
   512 */
       
   513 EXPORT_C TInt CStartupProperties::Size() const
       
   514 	{
       
   515 	const TInt nameSize = iFileName ? iFileName->Size() : 0;
       
   516 	const TInt argsSize = iArgs ? iArgs->Size() : 0;
       
   517 	return sizeof(CStartupProperties) + nameSize + argsSize; 
       
   518 	}
       
   519 
       
   520 void CStartupProperties::ConstructFromResourceL(TResourceReader& aSource)
       
   521 	{
       
   522 	const TStartupCommandType commandType = static_cast<TStartupCommandType>(aSource.ReadUint16());	
       
   523 	iStartupType = ((commandType==EStartupApp)||(commandType==EStartupApp2)) ? EStartApp : EStartProcess;
       
   524 	
       
   525 	iFileName = aSource.ReadHBufCL();
       
   526 	if(iFileName)
       
   527 		{
       
   528 		TPtr writeableFilename = iFileName->Des();
       
   529 		writeableFilename.TrimAll();		
       
   530 		}
       
   531 	
       
   532 	iArgs = aSource.ReadHBufCL(); 
       
   533 	if(iArgs)
       
   534 		{
       
   535 		TPtr writeableArgs = iArgs->Des();
       
   536 		writeableArgs.TrimAll();
       
   537 		}
       
   538 	
       
   539 	iStartMethod = static_cast<TStartMethod>(aSource.ReadUint16());	
       
   540 	
       
   541 	switch(commandType)
       
   542 		{
       
   543 		case EStartupApp:
       
   544 			delete iArgs; // deleted for backwards compatibility
       
   545 			iArgs = NULL;
       
   546 			iViewless = static_cast<TUint16>(aSource.ReadUint16());
       
   547 			iStartInBackground = static_cast<TUint16>(aSource.ReadUint16());
       
   548 			iTimeout = aSource.ReadInt32();
       
   549 			iRecoveryMethod.iActionOnCommandFailure = static_cast<TActionOnCommandFailure> (aSource.ReadUint16());
       
   550 			iNoOfRetries = static_cast<TUint16> (aSource.ReadUint16());
       
   551 			break;
       
   552 			
       
   553 		case EStartupApp2:
       
   554 			iViewless = static_cast<TUint16>(aSource.ReadUint16());
       
   555 			iStartInBackground = static_cast<TUint16>(aSource.ReadUint16());
       
   556 			iTimeout = aSource.ReadInt32();
       
   557 			iRecoveryMethod.iRecoveryMethod = static_cast<TRecoveryMethod> (aSource.ReadUint16());
       
   558 			iNoOfRetries = static_cast<TUint16> (aSource.ReadUint16());
       
   559 			iMonitored = static_cast<TUint16>(aSource.ReadUint16());
       
   560 			iRestartMode = aSource.ReadInt16();
       
   561 			break;
       
   562 			
       
   563 		case EStartupProcess:
       
   564 			iTimeout = aSource.ReadInt32();
       
   565 			iRecoveryMethod.iActionOnCommandFailure = static_cast<TActionOnCommandFailure>(aSource.ReadUint16());
       
   566 			iNoOfRetries = static_cast<TUint16> (aSource.ReadUint16());	
       
   567 			break;
       
   568 			
       
   569 		case EStartupProcess2:
       
   570 			iTimeout = aSource.ReadInt32();
       
   571 			iRecoveryMethod.iRecoveryMethod = static_cast<TRecoveryMethod>(aSource.ReadUint16());
       
   572 			iNoOfRetries = static_cast<TUint16> (aSource.ReadUint16());	
       
   573 			iMonitored = static_cast<TUint16>(aSource.ReadUint16());	
       
   574 			iRestartMode = aSource.ReadInt16();
       
   575 			break;
       
   576 			
       
   577 		default:
       
   578 			PanicNow(KPanicStartupProperties, EInvalidCommandType);
       
   579 			break;
       
   580 		}
       
   581 	
       
   582 	DoSanityCheck(commandType);
       
   583 	}
       
   584 
       
   585 void CStartupProperties::DoSanityCheck(TStartupCommandType aCommandType) const
       
   586 	{
       
   587 	if ((iStartMethod < EFireAndForget) || (iStartMethod > EDeferredWaitForStart))
       
   588 		{	
       
   589 		DEBUGPRINT2(_L("Invalid start_method value of %d"), iStartMethod);
       
   590 		PanicNow(KPanicStartupProperties, EInvalidStartMethod);
       
   591 		} 
       
   592 	
       
   593 	// The timeout and no_of_retries_on_failure fields can only be used
       
   594  	// with EWaitForStart. Check that no values other than the defaults have been 
       
   595  	// provisioned
       
   596  	if (iStartMethod != EWaitForStart)
       
   597  		{
       
   598  		if (iTimeout)   
       
   599 			{	
       
   600 			DEBUGPRINT2(_L("Timeout should be 0, invalid timeout value of %d"), iTimeout);
       
   601 			PanicNow(KPanicStartupProperties, EInvalidTimeout);
       
   602 			} 
       
   603 		if (iNoOfRetries)
       
   604 			{
       
   605 			DEBUGPRINT2(_L("no_of_retries_on_failure should be 0, invalid value of %d"), iNoOfRetries);
       
   606 			PanicNow(KPanicStartupProperties, EInvalidNoOfRetries);
       
   607 			}
       
   608  		}
       
   609  	
       
   610 	if ((aCommandType == EStartupApp) || (aCommandType == EStartupProcess))
       
   611 		{
       
   612 		// Check that the fail_on_error value is valid for version 1 struct.
       
   613 		if ((iRecoveryMethod.iActionOnCommandFailure != EIgnoreCommandFailure) && (iRecoveryMethod.iActionOnCommandFailure != EPanicOnCommandFailure))
       
   614 			{	
       
   615 			DEBUGPRINT2(_L("Invalid fail_on_error: %d"), iRecoveryMethod.iActionOnCommandFailure);
       
   616 			PanicNow(KPanicStartupProperties, EInvalidRecoveryMethod);
       
   617 			} 
       
   618 		}
       
   619 	else if ((aCommandType == EStartupApp2) || (aCommandType == EStartupProcess2))
       
   620 		{
       
   621 		// Check that the fail_on_error value is valid for version 2 struct.	
       
   622 		if ((iRecoveryMethod.iRecoveryMethod > ECriticalNoRetries) || (iRecoveryMethod.iRecoveryMethod < EIgnoreOnFailure))
       
   623 			{	
       
   624 			DEBUGPRINT2(_L("Invalid retry_failure_recovery_method: %d"), iRecoveryMethod.iRecoveryMethod);
       
   625 			PanicNow(KPanicStartupProperties, EInvalidRecoveryMethod);
       
   626 			} 
       
   627 		}
       
   628 	}