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os/security/cryptoservices/certificateandkeymgmt/x509/x509constraintext.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 /*

     2 * Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 

    19 #include <asn1dec.h>

    20 #include "x509constraintext.h"

    21 #include "x509bitstring.h"

    22 

    23 // Integer list methods

    24 EXPORT_C CX509IntListExt* CX509IntListExt::NewL(const TDesC8& aBinaryData)

    25 	{	

    26 	CX509IntListExt* self = CX509IntListExt::NewLC(aBinaryData);

    27 	CleanupStack::Pop(self);

    28 	return self;

    29 	}

    30 	

    31 EXPORT_C CX509IntListExt* CX509IntListExt::NewLC(const TDesC8& aBinaryData)

    32 	{

    33 	CX509IntListExt* self = new(ELeave) CX509IntListExt;

    34 	CleanupStack::PushL(self);

    35 	

    36 	TInt pos = 0;

    37 	self->ConstructL(aBinaryData, pos);

    38 	return self;

    39 	}

    40 

    41 CX509IntListExt::~CX509IntListExt() 

    42 	{

    43 	iIntArray.Close();

    44 	}

    45 	

    46 EXPORT_C const RArray<TInt>& CX509IntListExt::IntArray() const 

    47 	{

    48 	return iIntArray;	

    49 	}		

    50 

    51 void CX509IntListExt::ConstructL(const TDesC8& aBinaryData, TInt& aPos)

    52 	{

    53 	CX509ExtensionBase::ConstructL(aBinaryData, aPos);

    54 	}

    55 

    56 void CX509IntListExt::DoConstructL(const TDesC8& aBinaryData, TInt& aPos)

    57 	{

    58 	TASN1DecSequence encSeq;	

    59 	CArrayPtrFlat<TASN1DecGeneric>* seq = encSeq.DecodeDERLC(aBinaryData, aPos);

    60 	TInt count = seq->Count();

    61 	

    62 	TASN1DecInteger encInt;

    63 	for (TInt i = 0; i < count; i++) 

    64 		{

    65 		TASN1DecGeneric* curr = seq->At(i);

    66 		

    67 		if (curr->Tag() == EASN1Integer)		

    68 			{

    69 			User::LeaveIfError(iIntArray.Append(encInt.DecodeDERShortL(*curr)));

    70 			}		

    71 		else

    72 			{

    73 			User::Leave(KErrArgument);		

    74 			}

    75 		}		

    76 	CleanupStack::PopAndDestroy(seq);

    77 	}

    78 	

    79 //CX509IntListExt::CX509IntListExt() 

    80 //	{

    81 //	}

    82 	

    83 // UTF-8 String list methods	

    84 EXPORT_C CX509Utf8StringListExt* CX509Utf8StringListExt::NewL(const TDesC8& aBinaryData)

    85 	{	

    86 	CX509Utf8StringListExt* self = CX509Utf8StringListExt::NewLC(aBinaryData);

    87 	CleanupStack::Pop(self);

    88 	return self;

    89 	}

    90 	

    91 EXPORT_C CX509Utf8StringListExt* CX509Utf8StringListExt::NewLC(const TDesC8& aBinaryData)

    92 	{

    93 	CX509Utf8StringListExt* self = new(ELeave) CX509Utf8StringListExt;

    94 	CleanupStack::PushL(self);

    95 	

    96 	TInt pos = 0;

    97 	self->ConstructL(aBinaryData, pos);

    98 	return self;

    99 	}

   100 

   101 EXPORT_C const RPointerArray<HBufC>& CX509Utf8StringListExt::StringArray() const

   102 	{

   103 	return iStringArray;

   104 	}	

   105 

   106 void CX509Utf8StringListExt::ConstructL(const TDesC8& aBinaryData, TInt& aPos)

   107 	{

   108 	CX509ExtensionBase::ConstructL(aBinaryData, aPos);

   109 	}

   110 	

   111 void CX509Utf8StringListExt::DoConstructL(const TDesC8& aBinaryData, TInt& aPos)

   112 	{

   113 	TASN1DecSequence encSeq;	

   114 	CArrayPtrFlat<TASN1DecGeneric>* seq = encSeq.DecodeDERLC(aBinaryData, aPos);

   115 	TInt count = seq->Count();

   116 	

   117 	TASN1DecUTF8String encStr;

   118 	for (TInt i = 0; i < count; i++) 

   119 		{

   120 		TASN1DecGeneric* curr = seq->At(i);

   121 		if (curr->Tag() == EASN1UTF8String)		

   122 			{

   123 			HBufC *str = encStr.DecodeDERL(*curr);

   124 			CleanupStack::PushL(str);

   125 			User::LeaveIfError(iStringArray.Append(str));

   126 			CleanupStack::Pop(str);

   127 			}		

   128 		else

   129 			{

   130 			User::Leave(KErrArgument);		

   131 			}

   132 		}		

   133 	CleanupStack::PopAndDestroy(seq);

   134 	}

   135 

   136 CX509Utf8StringListExt::~CX509Utf8StringListExt() 

   137 	{

   138 	iStringArray.ResetAndDestroy();

   139 	}

   140 	

   141 // Capability set methods

   142 EXPORT_C CX509CapabilitySetExt* CX509CapabilitySetExt::NewL(const TDesC8& aBinaryData) 

   143 	{

   144 	CX509CapabilitySetExt* self = CX509CapabilitySetExt::NewLC(aBinaryData);

   145 	CleanupStack::Pop(self);

   146 	return self;

   147 	}

   148 

   149 EXPORT_C CX509CapabilitySetExt* CX509CapabilitySetExt::NewLC(const TDesC8& aBinaryData) 

   150 	{

   151 	CX509CapabilitySetExt* self = new (ELeave) CX509CapabilitySetExt;

   152 	CleanupStack::PushL(self);

   153 	

   154 	TInt pos = 0;

   155 	self->ConstructL(aBinaryData, pos);

   156 	return self;

   157 	}

   158 

   159 CX509CapabilitySetExt::~CX509CapabilitySetExt() 

   160 	{	

   161 	}

   162 

   163 EXPORT_C const TCapabilitySet& CX509CapabilitySetExt::CapabilitySet() const

   164 	{

   165 	return iCapabilitySet;

   166 	}

   167 

   168 void CX509CapabilitySetExt::ConstructL(const TDesC8& aBinaryData, TInt& aPos)

   169 	{

   170 	CX509ExtensionBase::ConstructL(aBinaryData, aPos);

   171 	}

   172 			

   173 void CX509CapabilitySetExt::DoConstructL(const TDesC8& aBinaryData, TInt& aPos) 

   174 	{

   175 	TASN1DecBitString encBit;	

   176 	

   177 	// Decode the padding bits

   178 	HBufC8* bitBuffer = encBit.ExtractOctetStringL(aBinaryData, aPos);

   179 	CleanupStack::PushL(bitBuffer);

   180 	

   181 	// Create bitString for easy access of individual bits.

   182 	// This transfers ownership of bitBuffer

   183 	CX509BitString* bitString = new (ELeave) CX509BitString(bitBuffer, bitBuffer->Length() * 8);	

   184 	CleanupStack::Pop(bitBuffer);

   185 	

   186 	// Start off with an empty capability set and attempt to add each capability in turn

   187 	// making sure we don't go past the limit of the supported capabilities.

   188 	iCapabilitySet.SetEmpty();

   189 	for (TInt i = 0; i < ECapability_Limit; i++) 

   190 		{

   191 		if (bitString->IsSet(i))		

   192 			{

   193 			iCapabilitySet.AddCapability(static_cast<TCapability>(i));		

   194 			}

   195 		}	

   196 	delete bitString;

   197 	}
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