cms/src/CCMSX509AttributeCertificate.cpp
changeset 0 164170e6151a
equal deleted inserted replaced
-1:000000000000 0:164170e6151a
       
     1 /*
       
     2 * Copyright (c) 2002 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 "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 FILES
       
    20 #include    "CCMSX509AttributeCertificate.h"
       
    21 #include "CCMSX509AttributeCertificateInfo.h"
       
    22 #include "CCMSX509AlgorithmIdentifier.h"
       
    23 #include <asn1dec.h>
       
    24 #include <asn1enc.h>
       
    25 
       
    26 
       
    27 // ============================ MEMBER FUNCTIONS ===============================
       
    28 
       
    29 // -----------------------------------------------------------------------------
       
    30 // CCMSX509AttributeCertificate::CCMSX509AttributeCertificate
       
    31 // C++ default constructor can NOT contain any code, that
       
    32 // might leave.
       
    33 // -----------------------------------------------------------------------------
       
    34 //
       
    35 EXPORT_C CCMSX509AttributeCertificate::CCMSX509AttributeCertificate()
       
    36     {
       
    37     }
       
    38 
       
    39 // -----------------------------------------------------------------------------
       
    40 // CCMSX509AttributeCertificate::ConstructL
       
    41 // Symbian 2nd phase constructor can leave.
       
    42 // -----------------------------------------------------------------------------
       
    43 //
       
    44 EXPORT_C void CCMSX509AttributeCertificate::ConstructL(
       
    45     const CCMSX509AttributeCertificateInfo& aInfo,
       
    46     const CCMSX509AlgorithmIdentifier& aAlgorithmIdentifier,
       
    47     const TDesC8& aEncrypted )
       
    48     {
       
    49     BaseConstructL( aAlgorithmIdentifier, aEncrypted );
       
    50     SetInfoL( aInfo );
       
    51     }
       
    52 
       
    53 // -----------------------------------------------------------------------------
       
    54 // CCMSX509AttributeCertificate::ConstructL
       
    55 // Symbian 2nd phase constructor can leave.
       
    56 // -----------------------------------------------------------------------------
       
    57 //
       
    58 EXPORT_C void CCMSX509AttributeCertificate::ConstructL( )
       
    59     {
       
    60     // creating empty/default values
       
    61     iInfo = CCMSX509AttributeCertificateInfo::NewL();
       
    62     iAlgorithmIdentifier = CCMSX509AlgorithmIdentifier::NewL();
       
    63     iEncrypted = KNullDesC8().AllocL();
       
    64     }
       
    65     
       
    66 
       
    67 // -----------------------------------------------------------------------------
       
    68 // CCMSX509AttributeCertificate::NewL
       
    69 // Two-phased constructor.
       
    70 // -----------------------------------------------------------------------------
       
    71 //
       
    72 EXPORT_C CCMSX509AttributeCertificate*
       
    73 CCMSX509AttributeCertificate::NewL()
       
    74 	{
       
    75 	// creating with empty values
       
    76     CCMSX509AttributeCertificate* self =
       
    77         new( ELeave ) CCMSX509AttributeCertificate();
       
    78     CleanupStack::PushL( self );
       
    79     self->ConstructL( );
       
    80     CleanupStack::Pop( self );
       
    81 	return self;
       
    82 	}
       
    83 
       
    84 // -----------------------------------------------------------------------------
       
    85 // CCMSX509AttributeCertificate::NewL
       
    86 // Two-phased constructor.
       
    87 // -----------------------------------------------------------------------------
       
    88 //
       
    89 EXPORT_C CCMSX509AttributeCertificate*
       
    90 CCMSX509AttributeCertificate::NewL(
       
    91     const CCMSX509AttributeCertificateInfo& aInfo,
       
    92     const CCMSX509AlgorithmIdentifier& aAlgorithmIdentifier,
       
    93     const TDesC8& aEncrypted )
       
    94     {
       
    95     CCMSX509AttributeCertificate* self =
       
    96         new( ELeave ) CCMSX509AttributeCertificate();
       
    97     CleanupStack::PushL( self );
       
    98     self->ConstructL( aInfo, aAlgorithmIdentifier, aEncrypted );
       
    99     CleanupStack::Pop();
       
   100 
       
   101     return self;
       
   102     }
       
   103 
       
   104 // Destructor
       
   105 CCMSX509AttributeCertificate::~CCMSX509AttributeCertificate()
       
   106     {
       
   107 	delete iInfo;
       
   108     }
       
   109 
       
   110 // -----------------------------------------------------------------------------
       
   111 // CCMSX509AttributeCertificate::DecodeL
       
   112 // Decrypts raw data to this instance
       
   113 // -----------------------------------------------------------------------------
       
   114 void CCMSX509AttributeCertificate::DecodeL( const TDesC8& aRawData )
       
   115 	{
       
   116     CCMSX509AlgorithmIdentifier* algId = NULL;
       
   117     HBufC8* encrypted = NULL;
       
   118     TASN1DecGeneric infoDecoder =
       
   119         DecodeSignatureL( aRawData, algId, encrypted );
       
   120 
       
   121     CleanupStack::PushL( algId );
       
   122     CleanupStack::PushL( encrypted );
       
   123     
       
   124     // decode info
       
   125     CCMSX509AttributeCertificateInfo* info =
       
   126         CCMSX509AttributeCertificateInfo::NewL( );
       
   127     CleanupStack::PushL( info );
       
   128     info->DecodeL( infoDecoder.Encoding() );
       
   129 
       
   130     // all done, change state
       
   131     delete iInfo;
       
   132     iInfo = info;
       
   133     delete iAlgorithmIdentifier;
       
   134     iAlgorithmIdentifier = algId;
       
   135     delete iEncrypted;
       
   136     iEncrypted = encrypted;
       
   137     CleanupStack::Pop( 3 ); // info, encrypted, algId
       
   138 	}
       
   139 
       
   140 // -----------------------------------------------------------------------------
       
   141 // CCMSX509AttributeCertificate::EncoderLC
       
   142 // Returns ASN1 encoder for this instance
       
   143 // -----------------------------------------------------------------------------
       
   144 
       
   145 CASN1EncBase* CCMSX509AttributeCertificate::EncoderLC() const
       
   146 	{
       
   147     // encode AttributeCertificateInfo
       
   148     CASN1EncBase* info = iInfo->EncoderLC( );
       
   149 
       
   150     // sign
       
   151     CASN1EncSequence* root = SignAndPopLC( info );
       
   152 
       
   153     return root;
       
   154     }
       
   155 
       
   156 // -----------------------------------------------------------------------------
       
   157 // CCMSX509AttributeCertificate::Info()
       
   158 // Getter for AttributeCertificateInfo
       
   159 // -----------------------------------------------------------------------------
       
   160 EXPORT_C const CCMSX509AttributeCertificateInfo&
       
   161 CCMSX509AttributeCertificate::Info() const
       
   162 	{
       
   163 	return *iInfo;
       
   164 	}
       
   165 
       
   166 // -----------------------------------------------------------------------------
       
   167 // CCMSX509AttributeCertificate::SetInfoL()
       
   168 // Setter for AttributeCertificateInfo
       
   169 // -----------------------------------------------------------------------------
       
   170 EXPORT_C void CCMSX509AttributeCertificate::SetInfoL(
       
   171     const CCMSX509AttributeCertificateInfo& aInfo )
       
   172 	{
       
   173     CCMSX509AttributeCertificateInfo* info = NULL;
       
   174     const CCMSX509IssuerSerial* baseCertificateID = aInfo.BaseCertificateID();
       
   175     if( baseCertificateID )
       
   176         {
       
   177         info = CCMSX509AttributeCertificateInfo::NewL(
       
   178             *baseCertificateID,
       
   179             aInfo.Issuer(),
       
   180             aInfo.Signature(),
       
   181             aInfo.SerialNumber(),
       
   182             aInfo.NotBeforeTime(),
       
   183             aInfo.NotAfterTime(),
       
   184             aInfo.Attributes() );
       
   185         }
       
   186     else
       
   187         {
       
   188         info = CCMSX509AttributeCertificateInfo::NewL(
       
   189             *aInfo.SubjectName(),
       
   190             aInfo.Issuer(),
       
   191             aInfo.Signature(),
       
   192             aInfo.SerialNumber(),
       
   193             aInfo.NotBeforeTime(),
       
   194             aInfo.NotAfterTime(),
       
   195             aInfo.Attributes() );
       
   196         }
       
   197     CleanupStack::PushL( info );
       
   198 
       
   199     info->SetVersion( aInfo.Version() );
       
   200 
       
   201     const TDesC8* issuerUniqueID = aInfo.IssuerUniqueID();
       
   202     if( issuerUniqueID )
       
   203         {
       
   204         info->SetIssuerUniqueIDL( *issuerUniqueID );
       
   205         }
       
   206 
       
   207     delete iInfo;
       
   208     iInfo = info;
       
   209     CleanupStack::Pop( info );
       
   210     
       
   211 	}
       
   212 
       
   213 // -----------------------------------------------------------------------------
       
   214 // CCMSX509AttributeCertificate::DecodeImplicitTagL
       
   215 // Decrypts raw data with implicit tag
       
   216 // -----------------------------------------------------------------------------
       
   217 void CCMSX509AttributeCertificate::DecodeImplicitTagL(
       
   218     const TDesC8& aRawData,
       
   219     const TTagType aImplicitTag )
       
   220     {
       
   221     CArrayPtr< TASN1DecGeneric >* items = NULL;
       
   222 
       
   223     // Check the tag
       
   224     TASN1DecGeneric decGen( aRawData );
       
   225     decGen.InitL();
       
   226     // Accept only given tag
       
   227     if( decGen.Tag() != aImplicitTag )
       
   228         {
       
   229         User::Leave( KErrArgument );
       
   230         }
       
   231     TASN1DecSequence decSeq;
       
   232     items = decSeq.DecodeDERLC( decGen );
       
   233     DecodeArrayL( items );
       
   234     CleanupStack::PopAndDestroy( items );
       
   235     }
       
   236 
       
   237 // -----------------------------------------------------------------------------
       
   238 // CCMSX509AttributeCertificate::DecodeArrayL
       
   239 // Decodes data from an array of decoders
       
   240 // -----------------------------------------------------------------------------
       
   241 void CCMSX509AttributeCertificate::DecodeArrayL(
       
   242     CArrayPtr< TASN1DecGeneric >* aItems )
       
   243     {
       
   244     CCMSX509AlgorithmIdentifier* algId = NULL;
       
   245     HBufC8* encrypted = NULL;
       
   246     TASN1DecGeneric infoDecoder =
       
   247         DecodeSignatureArrayL( *aItems, algId, encrypted );
       
   248 
       
   249     CleanupStack::PushL( algId );
       
   250     CleanupStack::PushL( encrypted );
       
   251     
       
   252     // decode info
       
   253     CCMSX509AttributeCertificateInfo* info =
       
   254         CCMSX509AttributeCertificateInfo::NewL( );
       
   255     CleanupStack::PushL( info );
       
   256     info->DecodeL( infoDecoder.Encoding() );
       
   257 
       
   258     // all done, change state
       
   259     delete iInfo;
       
   260     iInfo = info;
       
   261     delete iAlgorithmIdentifier;
       
   262     iAlgorithmIdentifier = algId;
       
   263     delete iEncrypted;
       
   264     iEncrypted = encrypted;
       
   265     CleanupStack::Pop( 3 ); // info, encrypted, algId
       
   266     }
       
   267 
       
   268 //  End of File