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

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

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

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

    29 		!User::CreatorHasCapability(ECapabilityReadDeviceData)||

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

    31 		{

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

    33 		}	

    34 	

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

    36 	CleanupStack::PushL(amaStart);

    37 

    38 	//default DSC

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

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

    41 	if (commandSize >0)

    42 		{

    43 		RBuf command;

    44 		command.CreateL(commandSize);

    45 		CleanupClosePushL(command);

    46 

    47 		//get the command line argument

    48 		User::CommandLine(command);

    49 

    50 		TLex lex(command);

    51 		TUint dscId=0;

    52 		

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

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

    55 		id=TUid::Uid(dscId);

    56 	

    57 		CleanupStack::PopAndDestroy(&command);

    58 		}

    59 		

    60 	amaStart->StartL(id);

    61 	CleanupStack::PopAndDestroy(amaStart);

    62 	}

    63 

    64 

    65 GLDEF_C TInt E32Main()

    66 	{

    67 	__UHEAP_MARK; // mark heap state

    68 

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

    70 	

    71 	TInt error=KErrNoMemory;

    72 

    73 	if (theTrapCleanup)

    74 		{

    75 		TRAP(error, AmaStarterL());		

    76 		delete theTrapCleanup;

    77 		}

    78 	

    79 	__UHEAP_MARKEND; // check no memory leak

    80 

    81 	return(error);

    82 	}