TB10.1 Example Applications: examples/SysLibs/ResourceFiles/SigCheck/SigCheck.cpp Source File

00001 // Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).
-00002 // All rights reserved.
-00003 // This component and the accompanying materials are made available
-00004 // under the terms of "Eclipse Public License v1.0"
-00005 // which accompanies this distribution, and is available
-00006 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
-00007 //
-00008 // Initial Contributors:
-00009 // Nokia Corporation - initial contribution.
-00010 //
-00011 // Contributors:
-00012 //
-00013 // Description:
-00014 // This example, shows how the signature of a resource file is
-00015 // checked before it is used.
-00016 //
-00017 
-00018 
-00019 #include "CommonToResourceFilesEx.h"
-00020 #include <sigcheck.rsg> // resources
-00021 
-00022 
-00023 // Do the example
-00024 LOCAL_C void doExampleL()
-00025     {
-00026         _LIT(KFormat,"%S\n");
-00027 
-00028                 // Pointer to a resource file
-00029         RResourceFile resourceFile; 
-00030                 // open resource file on the emulator(__WINS__  is defined for the Windows emulator)
-00031                 //(leave if error)
-00032         #if defined(__WINS__)
-00033         _LIT(KZSystemDataSigRsc,"Z:\\Resource\\apps\\SigCheck.rsc");
-00034         resourceFile.OpenL(fsSession, KZSystemDataSigRsc);
-00035         #endif
-00036 
-00037                 // open a resource file on the target phone
-00038                 // ( __EPOC32__ is defined for all target hardware platforms regardless of processor type/hardware architecture)
-00039         #if defined(__EPOC32__)
-00040         _LIT(KCSystemDataSigRsc,"Z:\\Resource\\apps\\SigCheck.rsc");
-00041         resourceFile.OpenL(fsSession, KCSystemDataSigRsc);
-00042         #endif
-00043                 // check resource file signature
-00044         TInt version=23; // version 023
-00045         resourceFile.ConfirmSignatureL(version);
-00046 
-00047                 // confirm, and leave if error
-00048                 // read resource from file
-00049         HBufC8* dataBuffer=resourceFile.AllocReadLC(R_BASE_HELLO);
-00050         TResourceReader reader;
-00051         reader.SetBuffer(dataBuffer);
-00052         TPtrC textdata = reader.ReadTPtrC();
-00053                 // write string to test console
-00054         console->Printf(KFormat, &textdata);
-00055                 // clean up data buffer
-00056         CleanupStack::PopAndDestroy(); // finished with dataBuffer
-00057                 // close resource file
-00058         resourceFile.Close(); // finished with resourceFile
-00059         }
-00060 
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