1 /*

     2 * Copyright (c) 2004-2009 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 * Definition of the Swi::Sis::CFileDescription

    16 *

    17 */

    18 

    19 

    20 /**

    21  @file sisfiledescription.cpp

    22 */

    23 

    24 #include "sisfiledescription.h"

    25 #include "sisstring.h"

    26 #include "sishash.h"

    27 #include "siscapabilities.h"

    28 

    29 using namespace Swi::Sis;

    30 

    31 EXPORT_C /*static*/ CFileDescription* CFileDescription::NewLC(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour)

    32 	{

    33 	CFileDescription* self = new(ELeave) CFileDescription();

    34 	CleanupStack::PushL(self);

    35 	self->ConstructL(aDataProvider, aBytesRead, aTypeReadBehaviour);

    36 	return self;

    37 	}

    38 

    39 EXPORT_C /*static*/ CFileDescription* CFileDescription::NewL(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour)

    40 	{

    41 	CFileDescription* self = NewLC(aDataProvider, aBytesRead, aTypeReadBehaviour);

    42 	CleanupStack::Pop(self);

    43 	return self;

    44 	}

    45 

    46 EXPORT_C CFileDescription* CFileDescription::NewLC(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour)

    47 	{

    48 	CFileDescription* self = new (ELeave) CFileDescription;

    49 	CleanupStack::PushL(self);

    50 	self->ConstructL(aDataProvider, aBytesRead, aTypeReadBehaviour);

    51 	return self;

    52 	}

    53 

    54 EXPORT_C CFileDescription* CFileDescription::NewL(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour)

    55 	{

    56 	CFileDescription* self = CFileDescription::NewLC(aDataProvider, aBytesRead, aTypeReadBehaviour);

    57 	CleanupStack::Pop(self);

    58 	return self;

    59 	}

    60 

    61 CFileDescription::CFileDescription()

    62 	{

    63 	}

    64 

    65 EXPORT_C CFileDescription::~CFileDescription()

    66 	{

    67 	delete iTarget;

    68 	delete iMimeType;

    69 	delete iCapabilities;

    70 	delete iHash;

    71 	}

    72 

    73 void CFileDescription::ConstructL(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour)

    74 	{

    75 	TInt64 fieldOffset = aBytesRead;

    76 	

    77 	CField::ConstructL(aDataProvider, EFieldTypeFileDescription, aBytesRead, aTypeReadBehaviour);

    78 

    79 	iTarget=CString::NewL(aDataProvider, aBytesRead);

    80 	iMimeType=CString::NewL(aDataProvider, aBytesRead);

    81 

    82 	TFieldType fieldType;

    83 	CField::ReadEnumL<TFieldType,TUint32>(aDataProvider, fieldType, aBytesRead);

    84 	

    85 	if (fieldType == EFieldTypeCapabilities)

    86 		{

    87 		// capabilities present

    88 		iCapabilities=CCapabilities::NewL(aDataProvider, aBytesRead, EAssumeType);

    89 		iHash=CHash::NewL(aDataProvider, aBytesRead);

    90 		}

    91 	else if (fieldType == EFieldTypeHash)

    92 		{

    93 		iHash=CHash::NewL(aDataProvider, aBytesRead, EAssumeType);

    94 		}

    95 	else

    96 		{

    97 		User::Leave(KErrSISUnexpectedFieldType);

    98 		}

    99 	

   100 	CField::ReadEnumL<TSISFileOperation,TUint32>(aDataProvider, iOperation, aBytesRead);

   101 	CField::ReadEnumL<TSISFileOperationOptions ,TUint32>(aDataProvider, iOperationOptions, aBytesRead);

   102 	

   103 	CField::ReadTTypeL(aDataProvider, iDataLength, aBytesRead);

   104 	CField::ReadTTypeL(aDataProvider, iUncompressedLength, aBytesRead);

   105 

   106 	CField::ReadTTypeL(aDataProvider, iIndex, aBytesRead);

   107 	CField::SkipUnknownFieldsL(aDataProvider, aBytesRead - fieldOffset, aBytesRead, aTypeReadBehaviour);

   108 	CField::EnsureAlignedL(aDataProvider, aBytesRead - fieldOffset, aBytesRead, aTypeReadBehaviour);

   109 	}

   110 	

   111 void CFileDescription::ConstructL(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour)

   112 	{

   113 	TInt64 fieldOffset = aBytesRead;

   114 	

   115 	CField::ConstructL(aDataProvider, EFieldTypeFileDescription, aBytesRead, aTypeReadBehaviour);

   116 

   117 	iTarget=CString::NewL(aDataProvider, aBytesRead);

   118 	iMimeType=CString::NewL(aDataProvider, aBytesRead);

   119 

   120 	TFieldType fieldType;

   121 	CField::ReadEnumL<TFieldType,TUint32>(aDataProvider, fieldType, aBytesRead);

   122 	

   123 	if (fieldType == EFieldTypeCapabilities)

   124 		{

   125 		// capabilities present

   126 		iCapabilities=CCapabilities::NewL(aDataProvider, aBytesRead, EAssumeType);

   127 		iHash=CHash::NewL(aDataProvider, aBytesRead);

   128 		}

   129 	else if (fieldType == EFieldTypeHash)

   130 		{

   131 		iHash=CHash::NewL(aDataProvider, aBytesRead, EAssumeType);

   132 		}

   133 	else

   134 		{

   135 		User::Leave(KErrSISUnexpectedFieldType);

   136 		}

   137 	

   138 	CField::ReadEnumL<TSISFileOperation,TUint32>(aDataProvider, iOperation, aBytesRead);

   139 	CField::ReadEnumL<TSISFileOperationOptions ,TUint32>(aDataProvider, iOperationOptions, aBytesRead);

   140 	

   141 	CField::ReadTTypeL(aDataProvider, iDataLength, aBytesRead);

   142 	CField::ReadTTypeL(aDataProvider, iUncompressedLength, aBytesRead);

   143 

   144 	CField::ReadTTypeL(aDataProvider, iIndex, aBytesRead);

   145 	CField::SkipUnknownFieldsL(aDataProvider, aBytesRead - fieldOffset, aBytesRead, aTypeReadBehaviour);

   146 	CField::EnsureAlignedL(aDataProvider, aBytesRead - fieldOffset, aBytesRead, aTypeReadBehaviour);

   147 	}

   148