1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/security/securityanddataprivacytools/securitytools/certapp/store--/s32file.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,127 @@
     1.4 +#ifndef __S32FILE_H__
     1.5 +#define __S32FILE_H__/*
     1.6 +* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.7 +* All rights reserved.
     1.8 +* This component and the accompanying materials are made available
     1.9 +* under the terms of the License "Eclipse Public License v1.0"
    1.10 +* which accompanies this distribution, and is available
    1.11 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.12 +*
    1.13 +* Initial Contributors:
    1.14 +* Nokia Corporation - initial contribution.
    1.15 +*
    1.16 +* Contributors:
    1.17 +*
    1.18 +* Description: 
    1.19 +*
    1.20 +*/
    1.21 +
    1.22 +
    1.23 +#include <e32base.h>
    1.24 +#include <f32file.h>
    1.25 +#include <s32strm.h>
    1.26 +#include <fstream>
    1.27 +#include <string>
    1.28 +#include <memory>
    1.29 +#include <map>
    1.30 +
    1.31 +/**
    1.32 + * @file
    1.33 + * @internalComponent
    1.34 + */
    1.35 +
    1.36 +#define KPermanentFileStoreLayoutUid TUid::Uid(268435536)
    1.37 +typedef TUint32 TStreamId;
    1.38 +/** The value of the null stream ID. */
    1.39 +const TUint32 KNullStreamIdValue=0;
    1.40 +const TUint32 KMaxStreamIdValue=0xfffffff;
    1.41 +const TUint32 KMaskStreamIdValue=0xfffffff;
    1.42 +const TInt KShiftStreamIdValue=28;
    1.43 +
    1.44 +namespace store_private
    1.45 +{
    1.46 +};
    1.47 +
    1.48 +
    1.49 +
    1.50 +
    1.51 +class CStreamStore
    1.52 +	{
    1.53 +public:
    1.54 +	virtual ~CStreamStore();
    1.55 +	inline TStreamId ExtendL();
    1.56 +	IMPORT_C void Delete(TStreamId anId);
    1.57 +	IMPORT_C void DeleteL(TStreamId anId);
    1.58 +
    1.59 +	virtual void CommitL() = 0;
    1.60 +
    1.61 +	//
    1.62 +	// Internal store emulation functions
    1.63 +	//
    1.64 +	virtual store_private::MemStreamBuf *CreateStoreWriteStream() = 0;
    1.65 +	virtual store_private::MemStreamBuf *CreateStoreReadStream(TStreamId aId) const = 0;
    1.66 +	virtual bool Writable() const = 0;
    1.67 +	};
    1.68 +
    1.69 +class CPersistentStore : public CStreamStore
    1.70 +	{
    1.71 +public:
    1.72 +	TStreamId Root();
    1.73 +	void SetRootL(TStreamId anId);
    1.74 +protected:
    1.75 +	TStreamId iRoot;
    1.76 +	};
    1.77 +
    1.78 +class CFileStore : public CPersistentStore
    1.79 +	{
    1.80 +public:
    1.81 +	IMPORT_C void SetTypeL(const TUidType& aType);
    1.82 +	};
    1.83 +
    1.84 +
    1.85 +class CPermanentFileStore : public CFileStore
    1.86 +	{
    1.87 +public:
    1.88 +	static CFileStore *ReplaceLC(RFs &aFs, const TDesC &aName, TUint aFileMode);
    1.89 +	static CPermanentFileStore* OpenLC(RFs& aFs, const TDesC& aName, TUint aFileMode);
    1.90 +
    1.91 +public:
    1.92 +	//
    1.93 +	// Internal store emulation functions
    1.94 +	//
    1.95 +	virtual store_private::MemStreamBuf *CreateStoreWriteStream();
    1.96 +	virtual store_private::MemStreamBuf *CreateStoreReadStream(TStreamId aId) const;
    1.97 +	virtual bool Writable() const;
    1.98 +private:
    1.99 +	CPermanentFileStore(const TDesC &aName, TUint aFileMode);
   1.100 +	virtual ~CPermanentFileStore();
   1.101 +	virtual void CommitL();
   1.102 +
   1.103 +	void ReadInData();
   1.104 +	void ReadStreamData(TStreamId aStreamId, TInt aFrameOffset);
   1.105 +	
   1.106 +	bool iWritable;
   1.107 +	std::auto_ptr<RReadStream> iFileIn;
   1.108 +	std::auto_ptr<RWriteStream> iFileOut;
   1.109 +
   1.110 +	TUint32 iLastStreamIdCreated;
   1.111 +	typedef std::map<TUint32, store_private::MemStreamBuf *> MemStreamBufPtrMap;
   1.112 +	MemStreamBufPtrMap iStreams;
   1.113 +	};
   1.114 +
   1.115 +
   1.116 +class RStoreWriteStream : public RWriteStream
   1.117 +	{
   1.118 +public:
   1.119 +	IMPORT_C TStreamId CreateLC(CStreamStore& aStore);
   1.120 +	};
   1.121 +
   1.122 +class RStoreReadStream : public RReadStream
   1.123 +	{
   1.124 +public:
   1.125 +	RStoreReadStream();
   1.126 +	IMPORT_C void OpenLC(const CStreamStore& aStore, TStreamId aId);
   1.127 +	};
   1.128 +
   1.129 +
   1.130 +#endif