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/*
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* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* Implementation for class encoding printable strings in ASN1 DER
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*
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*/
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#include <asn1enc.h>
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const TInt8 PrintableStringValid[256]=
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{
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// 0 1 2 3 4 5 6 7 8 9 a b c d e f
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 0
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, // 1
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0,0,0,0,0,0,0,1,1,1,0,1,1,1,1,1, // 2
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1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,1, // 3
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0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, // 4
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1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0, // 5
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0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, // 6
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1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0, // 7
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};
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EXPORT_C CASN1EncPrintableString* CASN1EncPrintableString::NewLC(const TDesC8& aStr)
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{
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CASN1EncPrintableString* self = new (ELeave) CASN1EncPrintableString();
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CleanupStack::PushL(self);
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self->ConstructL(aStr);
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return self;
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}
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EXPORT_C CASN1EncPrintableString* CASN1EncPrintableString::NewL(const TDesC8& aStr)
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{
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CASN1EncPrintableString* self = NewLC(aStr);
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CleanupStack::Pop(self);
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return self;
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}
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EXPORT_C CASN1EncPrintableString::~CASN1EncPrintableString()
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{
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delete iContents;
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}
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CASN1EncPrintableString::CASN1EncPrintableString()
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: CASN1EncPrimitive(EASN1PrintableString)
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{
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}
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TInt CASN1EncPrintableString::CheckValid(const TDesC8& aString)
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{
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TInt i;
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for (i = 0; i < aString.Length(); ++i)
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{
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if ((aString[i] > 0x7F) || (PrintableStringValid[aString[i]] == 0))
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{
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return EFalse;
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}
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}
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return ETrue;
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}
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void CASN1EncPrintableString::ConstructL(const TDesC8& aStr)
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{
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if (CheckValid(aStr) == EFalse)
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{
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User::Leave(KErrArgument);
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}
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iContents = aStr.AllocL();
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CASN1EncPrimitive::ConstructL();
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}
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void CASN1EncPrintableString::CalculateContentsLengthDER()
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{
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iContentsLengthDER = iContents->Length();
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}
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void CASN1EncPrintableString::WriteContentsDERL(TDes8& aBuf) const
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{
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aBuf.Copy(*iContents);
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}
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