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