cryptoservices/certificateandkeymgmt/x509/x509constraintext.cpp
author Santosh Patil <santosh.v.patil@nokia.com>
Wed, 08 Jul 2009 11:25:26 +0100
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child 8 35751d3474b7
permissions -rw-r--r--
Move the Security package to EPL, and add the implementations of the cryptographic algorithms
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/*
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* Copyright (c) 2005-2009 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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*
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*/
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#include <asn1dec.h>
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#include <x509constraintext.h>
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// Integer list methods
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EXPORT_C CX509IntListExt* CX509IntListExt::NewL(const TDesC8& aBinaryData)
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	{	
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	CX509IntListExt* self = CX509IntListExt::NewLC(aBinaryData);
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	CleanupStack::Pop(self);
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	return self;
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	}
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EXPORT_C CX509IntListExt* CX509IntListExt::NewLC(const TDesC8& aBinaryData)
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	{
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	CX509IntListExt* self = new(ELeave) CX509IntListExt;
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	CleanupStack::PushL(self);
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	TInt pos = 0;
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	self->ConstructL(aBinaryData, pos);
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	return self;
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	}
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CX509IntListExt::~CX509IntListExt() 
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	{
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	iIntArray.Close();
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	}
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EXPORT_C const RArray<TInt>& CX509IntListExt::IntArray() const 
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	{
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	return iIntArray;	
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	}		
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void CX509IntListExt::ConstructL(const TDesC8& aBinaryData, TInt& aPos)
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	{
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	CX509ExtensionBase::ConstructL(aBinaryData, aPos);
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	}
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void CX509IntListExt::DoConstructL(const TDesC8& aBinaryData, TInt& aPos)
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	{
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	TASN1DecSequence encSeq;	
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	CArrayPtrFlat<TASN1DecGeneric>* seq = encSeq.DecodeDERLC(aBinaryData, aPos);
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	TInt count = seq->Count();
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	TASN1DecInteger encInt;
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	for (TInt i = 0; i < count; i++) 
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		{
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		TASN1DecGeneric* curr = seq->At(i);
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		if (curr->Tag() == EASN1Integer)		
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			{
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			User::LeaveIfError(iIntArray.Append(encInt.DecodeDERShortL(*curr)));
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			}		
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		else
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			{
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			User::Leave(KErrArgument);		
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			}
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		}		
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	CleanupStack::PopAndDestroy(seq);
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	}
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//CX509IntListExt::CX509IntListExt() 
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//	{
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//	}
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// UTF-8 String list methods	
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EXPORT_C CX509Utf8StringListExt* CX509Utf8StringListExt::NewL(const TDesC8& aBinaryData)
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	{	
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	CX509Utf8StringListExt* self = CX509Utf8StringListExt::NewLC(aBinaryData);
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	CleanupStack::Pop(self);
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	return self;
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	}
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EXPORT_C CX509Utf8StringListExt* CX509Utf8StringListExt::NewLC(const TDesC8& aBinaryData)
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	{
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	CX509Utf8StringListExt* self = new(ELeave) CX509Utf8StringListExt;
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	CleanupStack::PushL(self);
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	TInt pos = 0;
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	self->ConstructL(aBinaryData, pos);
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	return self;
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	}
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EXPORT_C const RPointerArray<HBufC>& CX509Utf8StringListExt::StringArray() const
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	{
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	return iStringArray;
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	}	
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void CX509Utf8StringListExt::ConstructL(const TDesC8& aBinaryData, TInt& aPos)
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	{
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	CX509ExtensionBase::ConstructL(aBinaryData, aPos);
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	}
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void CX509Utf8StringListExt::DoConstructL(const TDesC8& aBinaryData, TInt& aPos)
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	{
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	TASN1DecSequence encSeq;	
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	CArrayPtrFlat<TASN1DecGeneric>* seq = encSeq.DecodeDERLC(aBinaryData, aPos);
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	TInt count = seq->Count();
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   115
	
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	TASN1DecUTF8String encStr;
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	for (TInt i = 0; i < count; i++) 
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		{
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		TASN1DecGeneric* curr = seq->At(i);
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		if (curr->Tag() == EASN1UTF8String)		
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			{
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			HBufC *str = encStr.DecodeDERL(*curr);
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			CleanupStack::PushL(str);
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			User::LeaveIfError(iStringArray.Append(str));
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			CleanupStack::Pop(str);
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			}		
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		else
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			{
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			User::Leave(KErrArgument);		
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			}
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		}		
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	CleanupStack::PopAndDestroy(seq);
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	}
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CX509Utf8StringListExt::~CX509Utf8StringListExt() 
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	{
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	iStringArray.ResetAndDestroy();
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	}
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   139
	
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// Capability set methods
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EXPORT_C CX509CapabilitySetExt* CX509CapabilitySetExt::NewL(const TDesC8& aBinaryData) 
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	{
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	CX509CapabilitySetExt* self = CX509CapabilitySetExt::NewLC(aBinaryData);
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	CleanupStack::Pop(self);
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	return self;
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	}
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EXPORT_C CX509CapabilitySetExt* CX509CapabilitySetExt::NewLC(const TDesC8& aBinaryData) 
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	{
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	CX509CapabilitySetExt* self = new (ELeave) CX509CapabilitySetExt;
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	CleanupStack::PushL(self);
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   152
	
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	TInt pos = 0;
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	self->ConstructL(aBinaryData, pos);
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	return self;
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	}
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   157
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CX509CapabilitySetExt::~CX509CapabilitySetExt() 
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	{	
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   160
	}
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   161
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EXPORT_C const TCapabilitySet& CX509CapabilitySetExt::CapabilitySet() const
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	{
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	return iCapabilitySet;
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   165
	}
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   166
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   167
void CX509CapabilitySetExt::ConstructL(const TDesC8& aBinaryData, TInt& aPos)
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   168
	{
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	CX509ExtensionBase::ConstructL(aBinaryData, aPos);
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	}
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   171
			
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void CX509CapabilitySetExt::DoConstructL(const TDesC8& aBinaryData, TInt& aPos) 
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	{
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   174
	TASN1DecBitString encBit;	
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   175
	
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	// Decode the padding bits
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	HBufC8* bitBuffer = encBit.ExtractOctetStringL(aBinaryData, aPos);
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   178
	CleanupStack::PushL(bitBuffer);
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   179
	
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	// Create bitString for easy access of individual bits.
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	// This transfers ownership of bitBuffer
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   182
	CX509BitString* bitString = new (ELeave) CX509BitString(bitBuffer, bitBuffer->Length() * 8);	
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   183
	CleanupStack::Pop(bitBuffer);
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   184
	
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	// Start off with an empty capability set and attempt to add each capability in turn
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   186
	// making sure we don't go past the limit of the supported capabilities.
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   187
	iCapabilitySet.SetEmpty();
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   188
	for (TInt i = 0; i < ECapability_Limit; i++) 
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   189
		{
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		if (bitString->IsSet(i))		
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   191
			{
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   192
			iCapabilitySet.AddCapability(static_cast<TCapability>(i));		
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   193
			}
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   194
		}	
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   195
	delete bitString;
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   196
	}