/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

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

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:   The header file of DevTokenMarshaller

*

*/

#ifndef __DEVTOKENMARSHALLER_H__

#define __DEVTOKENMARSHALLER_H__

#include <e32std.h>

#include <s32strm.h>

#include <ct/rmpointerarray.h>

/**

 * Marshalling and unmarshalling utils for the filetokens server This is used by

 * both client and server dlls.

 */

class MCTToken;

class CKeyInfoBase;

class CCTKeyInfo;

class CDevTokenKeyInfo;

class MDevTokenKeyInfoArray;

class CDSASignature;

class CRSASignature;

struct TDHParams;

class CDevTokenDHParams;

class CDHPublicKey;

class TInteger;

class RInteger;

class MCertInfo;

class CCTCertInfo;

class CDevTokenCertInfo;

class TCertificateAppInfo;

class CCertAttributeFilter;

class MKeyEncryptor;

// A macro that marks a type as externalized by a global function

#define EXTERNALIZE_FUNCTION(TYPE) \

inline Externalize::Function Externalization(const TYPE*) \

    { \

    return Externalize::Function(); \

    }

// Serialization for bigints, used in server

// Maximum size of integer to decode - keys are limited to 2048 bits, so nothing

// we pass around should be bigger than this.

// Add 48 bytes on top of 256 bytes ( 2048 bits ) for

// Size of info data which is added to encrypt output. 

// padding 16 bytes + salt 32 bytes = 48. 

const TInt KMaxIntegerSize = 304;

const TInt KMaxSiteName = 100;

// Maximum size in bytes of serialised representations, given the limit on key

// size.

const TInt KMaxDSASignatureSize = 48; // Two 160 bit integers

const TInt KMaxRSASignatureSize = 516;  // One 4096 bit integer

const TInt KMaxRSAPlaintextSize = 516;  // One 4096 bit integer

const TInt KMaxDHAgreedKeySize = 516; // One 4096 bit integer

// enum for handling panics

enum KTokenMarshallerPanics

    { 

    ESerialisationPanic

    };

EXTERNALIZE_FUNCTION(TInteger)

IMPORT_C void ExternalizeL(const TInteger& aIn, RWriteStream& aOut);

IMPORT_C void CreateLC(RReadStream& aIn, RInteger& aOut);

/** 

 * Decrypted the content and create the object.

 * 

 *  @lib DevTokenShared.dll

 *  @since S60 v3.2

 */

IMPORT_C void DecryptAndCreateLC(RReadStream& aIn, RInteger& aOut, MKeyEncryptor* aEncryptor);

/** 

 * encrypted the content and store.

 * 

 *  @lib DevTokenShared.dll

 *  @since S60 v3.2

 */

IMPORT_C void EncryptAndStoreL(const TInteger& aIn, RWriteStream& aOut, MKeyEncryptor* aEncryptor );

/** 

 * Marshals data over the IPC boundary between filetokens client and server.

 * 

 *  @lib DevTokenShared.dll

 *  @since S60 v3.2

 */

class DevTokenDataMarshaller

    {

    // Common

    public:

        IMPORT_C static void ReadL(const TDesC8& aIn, RArray<TUid>& aOut);

        IMPORT_C static TInt Size(const CKeyInfoBase& aIn);

        IMPORT_C static void Write(const CKeyInfoBase& aIn, TDes8& aOut);

        IMPORT_C static TInt Size(const RArray<TUid>& aIn);

        IMPORT_C static void Write(const RArray<TUid>& aIn, TDes8& aOut);

        IMPORT_C static TInt Size(const MCertInfo& aIn);

        IMPORT_C static void Write(const MCertInfo& aIn, TDes8& aOut);

    // Used by client 

    public: 

        IMPORT_C static void ReadL(const TDesC8& aIn, MCTToken& aToken, MDevTokenKeyInfoArray& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, MCTToken& aToken, CCTKeyInfo*& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, CDSASignature*& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, CRSASignature*& aOut);

        IMPORT_C static TInt Size(const CDevTokenDHParams& aIn);

        IMPORT_C static void WriteL(const CDevTokenDHParams& aIn, TDes8& aOut);

        IMPORT_C static TInt Size(const CDHPublicKey& aIn);

        IMPORT_C static void WriteL(const CDHPublicKey& aIn, TDes8& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, RInteger& aInteger);

        IMPORT_C static void ReadL(const TDesC8& aIn, MCTToken& aToken, RMPointerArray<CCTCertInfo>& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, MCTToken& aToken, CCTCertInfo*& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, RArray<TCertificateAppInfo>& aOut);

        IMPORT_C static TInt Size(const CCertAttributeFilter& aIn);

        IMPORT_C static void WriteL(const CCertAttributeFilter& aIn, TDes8& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, RPointerArray<HBufC>& aOut);

        IMPORT_C static TInt Size(const RPointerArray<HBufC>& aIn);

        IMPORT_C static void Write(const RPointerArray<HBufC>& aIn, TDes8& aOut );

    // Used by server

    public:

        IMPORT_C static void ReadL(const TDesC8& aIn, CDevTokenKeyInfo*& aOut);

        IMPORT_C static TInt Size(const RPointerArray<CDevTokenKeyInfo>& aIn);

        IMPORT_C static void Write(const RPointerArray<CDevTokenKeyInfo>& aIn, TDes8& aOut);

        IMPORT_C static TInt Size(const CDSASignature& aIn);

        IMPORT_C static void WriteL(const CDSASignature& aIn, TDes8& aOut);

        IMPORT_C static TInt Size(const CRSASignature& aIn);

        IMPORT_C static void WriteL(const CRSASignature& aIn, TDes8& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, CDevTokenDHParams*& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, CDHPublicKey*& aOut);

        IMPORT_C static TInt Size(const TInteger& aIn);

        IMPORT_C static void WriteL(const TInteger& aIn, TDes8& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, CDevTokenCertInfo*& aOut);

        IMPORT_C static TInt Size(const RPointerArray<CDevTokenCertInfo>& aIn);

        IMPORT_C static void Write(const RPointerArray<CDevTokenCertInfo>& aIn, TDes8& aOut);

        IMPORT_C static TInt Size(const RArray<TCertificateAppInfo>& aIn);   

        IMPORT_C static void Write(const RArray<TCertificateAppInfo>& aIn, TDes8& aOut);

        IMPORT_C static void ReadL(const TDesC8& aIn, CCertAttributeFilter*& aOut);

    };

#endif //__DEVTOKENMARSHALLER_H__

//EOF