1 // Copyright (c) 2008-2009 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 // amastarterexe.cpp

    15 // 

    16 //

    17 

    18 

    19 #include <e32std.h>

    20 #include "amastartexe_patch.h"

    21 #include "amastart.h"

    22 

    23 LOCAL_C void AmaStarterL()

    24 	{

    25 	CActiveScheduler* sched = NULL;

    26 	sched = new(ELeave) CActiveScheduler;

    27 	CActiveScheduler::Install(sched);

    28 	CleanupStack::PushL(sched);

    29 	

    30 	//The application should have capabilities at least what AMAStarter has (PowerMgmt, ReadDeviceData, ProtServ)

    31 	//to prevent a process being able to get AMAStarter to perform operations it doesn't have the capabilities for. 

    32 	//The application should also have SID as expected to ensure that AMAStarter.exe cannot be launched by a malicious process 

    33 	if(!User::CreatorHasCapability(ECapabilityPowerMgmt, ECapabilityProtServ) ||

    34 		!User::CreatorHasCapability(ECapabilityReadDeviceData)||

    35 		(User::CreatorSecureId() != KSysStartSID))

    36 		{

    37 		User::Leave(KErrPermissionDenied); // make sure we are being called by a trusted app for startup purposes

    38 		}	

    39 	

    40 	CAmaStart* const amaStart = CAmaStart::NewL();

    41 	CleanupStack::PushL(amaStart);

    42 

    43 	//default DSC

    44 	TUid id = TUid::Uid(KDefaultSymbianDsc);

    45 	const TInt commandSize=User::CommandLineLength();

    46 	if (commandSize >0)

    47 		{

    48 		RBuf command;

    49 		command.CreateL(commandSize);

    50 		CleanupClosePushL(command);

    51 

    52 		//get the command line argument

    53 		User::CommandLine(command);

    54 

    55 		TLex lex(command);

    56 		TUint dscId=0;

    57 		

    58 		//Parses the string to extract a TUint32, using hexadecimal

    59 		User::LeaveIfError(lex.Val(dscId, EHex));

    60 		id=TUid::Uid(dscId);

    61 	

    62 		CleanupStack::PopAndDestroy(&command);

    63 		}

    64 		

    65 	amaStart->StartL(id);

    66 	CleanupStack::PopAndDestroy(2);//amastart, sched

    67 	}

    68 

    69 

    70 GLDEF_C TInt E32Main()

    71 	{

    72 	__UHEAP_MARK; // mark heap state

    73 

    74 	CTrapCleanup* theTrapCleanup=CTrapCleanup::New();

    75 	

    76 	TInt error=KErrNoMemory;

    77 

    78 	if (theTrapCleanup)

    79 		{

    80 		TRAP(error, AmaStarterL());		

    81 		delete theTrapCleanup;

    82 		}

    83 	

    84 	__UHEAP_MARKEND; // check no memory leak

    85 

    86 	return(error);

    87 	}