--- a/Symbian3/PDK/Source/GUID-9E3ADEB4-C000-525D-B220-2BAFF5DC6B0C.dita Fri Jul 02 12:51:36 2010 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,82 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
-<!-- This component and the accompanying materials are made available under the terms of the License
-"Eclipse Public License v1.0" which accompanies this distribution,
-and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
-<!-- Initial Contributors:
- Nokia Corporation - initial contribution.
-Contributors:
--->
-<!DOCTYPE concept
- PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
-<concept xml:lang="en" id="GUID-9E3ADEB4-C000-525D-B220-2BAFF5DC6B0C"><title>Password Based Encryption (PBE) example support code</title><prolog><metadata><keywords/></metadata></prolog><conbody><p>Below is the supporting code for the <xref href="GUID-3385079E-84F4-534F-B937-BD3A568D71BC.dita">PBE example code</xref>. </p> <section id="GUID-8EC8BE08-9961-487A-83C9-766B61C22BB7"><title/><codeblock id="GUID-E9CCC5E6-FDB6-53A0-B7F3-85CFD57FE290" xml:space="preserve">
-#include "e32std.h"
-#include "f32file.h"
-#include "s32file.h"
-#include "pbe.h"
-#include "pbedata.h"
- </codeblock> <codeblock id="GUID-A6FDAAD3-8418-59BD-BE62-6F4C31F0F3CF" xml:space="preserve">
-/*
- * Class to demonstrate the use of the PBE API.
- */
-class CPBEExample : public CBase
- {
-public:
- static CPBEExample* NewLC();
- virtual ~CPBEExample();
-
- void WriteEncryptedDataL(const TDesC8& aInput, const TDesC& aFilename, const TDesC& aPassword);
- HBufC8* ReadEncryptedDataLC(const TDesC& aFilename, const TDesC& aPassword);
-private:
- CPBEExample();
- void ConstructL();
-private:
- RFs iFs;
- };
- </codeblock> <codeblock id="GUID-4F7B60AF-62C3-55B3-B1F9-3084D68A97AB" xml:space="preserve">
-CPBEExample* CPBEExample::NewLC()
- {
- CPBEExample* self = new (ELeave) CPBEExample();
- CleanupStack::PushL(self);
- self->ConstructL();
- return self;
- }
-
-CPBEExample::CPBEExample()
- {
- }
-
-void CPBEExample::ConstructL()
- {
- User::LeaveIfError(iFs.Connect());
- }
-
-CPBEExample::~CPBEExample()
- {
- iFs.Close();
- }
- </codeblock> <codeblock id="GUID-17DECEE0-FE01-5F1F-9143-02462DE3C418" xml:space="preserve">
-LOCAL_D void RunPBEExampleL()
- {
- _LIT(KFilename, "c:\\pbe_example_data.dat");
- _LIT8(KInputData, "This is the data to be encrypted");
- _LIT(KPassword, "pa55w0rd");
-
- CPBEExample* main = CPBEExample::NewLC();
- main->WriteEncryptedDataL(KInputData, KFilename, KPassword);
- HBufC8* outputData = main->ReadEncryptedDataLC(KFilename, KPassword);
- ASSERT(*outputData == KInputData);
- CleanupStack::PopAndDestroy(2, main);
- }
- </codeblock> <codeblock id="GUID-589330F6-B593-5722-AD3B-73CA53BEDB76" xml:space="preserve">
-GLDEF_C TInt E32Main() // main function called by E32
- {
- __UHEAP_MARK;
- CTrapCleanup* cleanup = CTrapCleanup::New(); // get clean-up stack
- TRAPD(error, RunPBEExampleL());
- __ASSERT_ALWAYS(!error,User::Panic(_L("pbe_example_code"),error));
- delete cleanup; // destroy clean-up stack
- __UHEAP_MARKEND;
- return 0;
- }
- </codeblock> </section> </conbody></concept>
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