sl@0: /*
sl@0: * Copyright (c) 1998-2009 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: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #include <x500dn.h>
sl@0: #include <x520ava.h>
sl@0: #include "X500dec.h"
sl@0: #include <asn1enc.h>
sl@0: 
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewL(const CArrayPtr<CX520AttributeTypeAndValue>& aElements)
sl@0: 	{
sl@0: 	CX500DistinguishedName* self = CX500DistinguishedName::NewLC(aElements);
sl@0: 	CleanupStack::Pop();//self
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewLC(const CArrayPtr<CX520AttributeTypeAndValue>& aElements)
sl@0: 	{
sl@0: 	CX500DistinguishedName* self = new(ELeave) CX500DistinguishedName;
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL(aElements);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewL(const CX500DistinguishedName& aName)
sl@0: 	{
sl@0: 	CX500DistinguishedName* self = CX500DistinguishedName::NewLC(aName);
sl@0: 	CleanupStack::Pop();//self
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewLC(const CX500DistinguishedName& aName)
sl@0: 	{
sl@0: 	CX500DistinguishedName* self = new(ELeave) CX500DistinguishedName;
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL(static_cast<CArrayPtr<CX520AttributeTypeAndValue> &>(*(aName.iElements)));
sl@0: 	return self;
sl@0: 	}	
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewL(const TDesC8& aBinaryData)
sl@0: 	{
sl@0: 	TInt pos = 0;
sl@0: 	return CX500DistinguishedName::NewL(aBinaryData, pos);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewLC(const TDesC8& aBinaryData)
sl@0: 	{
sl@0: 	TInt pos = 0;
sl@0: 	return CX500DistinguishedName::NewLC(aBinaryData, pos);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewL(const TDesC8& aBinaryData, TInt& aPos)
sl@0: 	{
sl@0: 	CX500DistinguishedName* self = CX500DistinguishedName::NewLC(aBinaryData, aPos);
sl@0: 	CleanupStack::Pop();
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewLC(const TDesC8& aBinaryData, TInt& aPos)
sl@0: 	{
sl@0: 	CX500DistinguishedName* self = new(ELeave) CX500DistinguishedName;
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL(aBinaryData, aPos);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewL(RReadStream& aStream)
sl@0: 	{
sl@0: 	CX500DistinguishedName* self = CX500DistinguishedName::NewLC(aStream);
sl@0: 	CleanupStack::Pop();//self
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName* CX500DistinguishedName::NewLC(RReadStream& aStream)
sl@0: 	{
sl@0: 	CX500DistinguishedName* self = new(ELeave) CX500DistinguishedName;
sl@0: 	CleanupStack::PushL(self);
sl@0: 	self->ConstructL(aStream);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: CX500DistinguishedName::CX500DistinguishedName()
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: void CX500DistinguishedName::ConstructL(const CArrayPtr<CX520AttributeTypeAndValue>& aElements)
sl@0: 	{
sl@0: 	iElements = new(ELeave) CArrayPtrFlat<CX520AttributeTypeAndValue>(1);
sl@0: 	TInt count = aElements.Count();
sl@0: 	for (TInt i=0;i < count; i++)
sl@0: 		{
sl@0: 		CX520AttributeTypeAndValue* ava = CX520AttributeTypeAndValue::NewLC(*(aElements[i]));
sl@0: 		iElements->AppendL(ava);
sl@0: 		CleanupStack::Pop();//ava
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void CX500DistinguishedName::ConstructL(RReadStream& aStream)
sl@0: 	{
sl@0: 	iElements = new(ELeave) CArrayPtrFlat<CX520AttributeTypeAndValue>(1);
sl@0: 	InternalizeL(aStream);
sl@0: 	}
sl@0: 
sl@0: void CX500DistinguishedName::ConstructL(const TDesC8& aBinaryData, TInt& aPos)
sl@0: 	{
sl@0: 	TASN1DecGeneric dec(aBinaryData.Right(aBinaryData.Length() - aPos));
sl@0: 	dec.InitL();
sl@0: 	TInt end = aPos + dec.LengthDER();
sl@0: 	aPos += dec.LengthDERHeader();
sl@0: 
sl@0: 	iElements = new(ELeave) CArrayPtrFlat<CX520AttributeTypeAndValue> (1);
sl@0: 	if (dec.Tag() != EASN1Sequence)
sl@0: 		{
sl@0: 		User::Leave(KErrArgument);
sl@0: 		}
sl@0: 	while (aPos < end)
sl@0: 		{
sl@0: 		TASN1DecGeneric rdn(aBinaryData.Right(aBinaryData.Length() - aPos));
sl@0: 		rdn.InitL();
sl@0: 		if (rdn.Tag() != EASN1Set)
sl@0: 			{
sl@0: 			User::Leave(KErrArgument);
sl@0: 			}
sl@0: 		TInt rdnEnd = rdn.LengthDER();
sl@0: 		TInt rdnPos = rdn.LengthDERHeader();//add on header
sl@0: 		while (rdnPos < rdnEnd)
sl@0: 			{
sl@0: 			CX520AttributeTypeAndValue* ava = CX520AttributeTypeAndValue::NewLC(rdn.Encoding(), rdnPos);
sl@0: 			iElements->AppendL(ava);
sl@0: 			CleanupStack::Pop();//ava
sl@0: 			}
sl@0: 		aPos += rdnEnd;
sl@0: 		}
sl@0: 	if (aPos != end)
sl@0: 		{
sl@0: 		User::Leave(KErrArgument);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C CX500DistinguishedName::~CX500DistinguishedName()
sl@0: 	{
sl@0: 	if (iElements != NULL)
sl@0: 		{
sl@0: 		iElements->ResetAndDestroy();
sl@0: 		delete iElements;
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool CX500DistinguishedName::ExactMatchL(const CX500DistinguishedName& aName) const
sl@0: 	{
sl@0: 	if (iElements->Count()!=aName.Count())
sl@0: 		return EFalse;
sl@0: 	return IsWithinSubtreeL(aName);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C HBufC* CX500DistinguishedName::ExtractFieldL(const TDesC& aFieldName) const
sl@0: 	{
sl@0: 	TInt count = Count();
sl@0: 	for (TInt i = 0; i < count; i++)
sl@0: 		{
sl@0: 		const CX520AttributeTypeAndValue& ava = Element(i);
sl@0: 		if (ava.Type() == aFieldName)
sl@0: 			{
sl@0: 			return ava.ValueL();
sl@0: 			}
sl@0: 		}
sl@0: 	return NULL;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C HBufC* CX500DistinguishedName::DisplayNameL() const
sl@0: 	{
sl@0: 	HBufC* res = ExtractFieldL(KX520CommonName);
sl@0: 	if (res == NULL)
sl@0: 		{
sl@0: 		res = ExtractFieldL(KX520OrganizationName);
sl@0: 		if (res == NULL)
sl@0: 			{
sl@0: 			res = HBufC::NewL(0);
sl@0: 			*res = KNullDesC;
sl@0: 			}
sl@0: 		}
sl@0: 	return res;		
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool CX500DistinguishedName::IsWithinSubtreeL(const CX500DistinguishedName& aName) const
sl@0: 	{
sl@0: 	TInt elementsCount = aName.Count();
sl@0: 	for (TInt i = 0; i < elementsCount; ++i)
sl@0: 		{
sl@0: 		if (!MatchElementL(*(aName.iElements->At(i))))
sl@0: 			return EFalse;	
sl@0: 		}
sl@0: 	return ETrue;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TBool CX500DistinguishedName::MatchElementL(const CX520AttributeTypeAndValue& aElement) const
sl@0: 	{
sl@0: 	TInt count = iElements->Count();
sl@0: 	for (TInt i = 0; i < count; i++)
sl@0: 		{
sl@0: 		if (aElement.ExactMatchL(*iElements->At(i)))
sl@0: 			return ETrue;
sl@0: 		}
sl@0: 	return EFalse;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt CX500DistinguishedName::Count() const
sl@0: 	{
sl@0: 	return iElements->Count();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C const CX520AttributeTypeAndValue& CX500DistinguishedName::Element(TInt aIndex) const
sl@0: 	{
sl@0: 	return *(iElements->At(aIndex));
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void CX500DistinguishedName::ExternalizeL(RWriteStream& aStream) const
sl@0: 	{
sl@0: 	TInt count = iElements->Count();
sl@0: 	aStream.WriteInt32L(count);
sl@0: 	for (TInt i = 0; i < count; i++)
sl@0: 		{
sl@0: 		CX520AttributeTypeAndValue* ava = iElements->At(i);
sl@0: 		ava->ExternalizeL(aStream);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void CX500DistinguishedName::InternalizeL(RReadStream& aStream)
sl@0: 	{
sl@0: 	TInt count = aStream.ReadInt32L();
sl@0: 	for (TInt i = 0; i < count; i++)
sl@0: 		{
sl@0: 		CX520AttributeTypeAndValue* ava = CX520AttributeTypeAndValue::NewLC(aStream);
sl@0: 		iElements->AppendL(ava);
sl@0: 		CleanupStack::Pop();
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CASN1EncSequence* CX500DistinguishedName::EncodeASN1LC() const
sl@0: 	{
sl@0: 	CASN1EncSequence* nameSeq = CASN1EncSequence::NewLC();
sl@0: 	TInt numEntries = Count();
sl@0: 	for(TInt i = 0; i < numEntries; i++)
sl@0: 		{
sl@0: 		// Each attribute pair has to be enclosed in a SET-OF 
sl@0: 		// and SEQUENCE-OF
sl@0: 		CASN1EncSequence* set = CASN1EncSequence::NewLC();
sl@0: 		// This conversion of a sequence into a set presumably 
sl@0: 		// works if the set is going to contain just one child 
sl@0: 		// item, because otherwise order of child items in a 
sl@0: 		// SET-OF becomes important.
sl@0: 		set->SetTag(EASN1Set, EUniversal);
sl@0: 		CASN1EncSequence* attr = Element(i).EncodeASN1LC();
sl@0: 		set->AddAndPopChildL(attr);
sl@0: 		nameSeq->AddAndPopChildL(set);
sl@0: 		}
sl@0: 	return nameSeq;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C CASN1EncSequence* CX500DistinguishedName::EncodeASN1L() const
sl@0: 	{
sl@0: 	CASN1EncSequence* nameSeq = EncodeASN1LC();
sl@0: 	CleanupStack::Pop(nameSeq);
sl@0: 	return nameSeq;
sl@0: 	}