// Copyright (c) 1997-2009 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:

//

/**

 @file

*/

#include "IF_DEF.H"

#include "NI_STD.H"

#include "Ni_Log.h"

#include "NIFPRVAR.H"

#include <in_sock.h>

#include <es_prot.h>

#include <agenterrors.h>

#include "NIFConfigurationControl.h"

#include <comms-infras/es_config.h>

#include <es_panic.h>

#ifdef _DEBUG

#include <in_iface.h>

#endif

using namespace ESock;

#include <comms-infras/ss_subconnprov.h>

#include <ss_glob.h>

#include <comms-infras/ss_protflow.h>

#include <comms-infras/ss_subconnflow.h>

#ifdef SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW

#include <networking/cfbearers.h>

#endif //SYMBIAN_ADAPTIVE_TCP_WINDOW_RECEIVE

// Security policies

_LIT_SECURITY_POLICY_C1(NifAgentPolicyNetworkControl, ECapabilityNetworkControl);

// Diagnostic string identifying this module when calling security policy checking methods

const char * const NifAgentPolicyDiagnostic = "CNifAgentBase";

/**

Constructor

*/

EXPORT_C CNifAgentBase::CNifAgentBase()

	{

	}

/**

This version of the Control() function is now deprecated.

Use the version of CNifAgentBase::Control() that takes four parameters

*/

EXPORT_C TInt CNifAgentBase::Control(TUint, TUint, TDes8&)

	{

	return KErrNotSupported;

	}

/**

Control() with capability checking

*/

EXPORT_C TInt CNifAgentBase::Control(TUint aOptionLevel, TUint aOptionName, TDes8& aOption, const RProcess& aProcess)

	{

	TBool result( CheckControlPolicy(aOptionLevel, aOptionName, aProcess) );

	//if we got Permission (ETrue i.e. TRUE i.e. 1) then return call to Control(), else return KErrPermissionDenied

	return ( result? Control(aOptionLevel, aOptionName, aOption) : KErrPermissionDenied );

	}

/**

Read an integer

@param aField   The field name

@param aValue   Returned value

@param aMessage For capability checking

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::ReadInt(const TDesC& aField, TUint32& aValue,const RMessagePtr2* aMessage)

	{

	return DoReadInt( aField, aValue, aMessage );

	}

/**

Read an integer

@param aField   The field name

@param aValue   Returned value

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::ReadInt(const TDesC& aField, TUint32& aValue )

	{

	return ReadInt( aField, aValue, NULL );

	}

/**

Write an integer

@param aField   The field name

@param aValue   The value

@param aMessage For capability checking

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::WriteInt(const TDesC& aField, TUint32 aValue,const RMessagePtr2* aMessage)

	{

	return DoWriteInt( aField, aValue, aMessage );

	}

/**

Write an integer

@param aField   The field name

@param aValue   The value

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::WriteInt(const TDesC& aField, TUint32 aValue )

	{

	return WriteInt( aField, aValue, NULL );

	}

/**

Read a descriptor

@param aField   The field name

@param aValue   Returned value

@param aMessage For capability checking

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::ReadDes(const TDesC& aField, TDes8& aValue,const RMessagePtr2* aMessage)

	{

	return DoReadDes( aField, aValue, aMessage );

	}

/**

Read a descriptor

@param aField   The field name

@param aValue   Returned value

@param aMessage For capability checking

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::ReadDes(const TDesC& aField, TDes8& aValue )

	{

	return ReadDes( aField, aValue, NULL );

	}

/**

Write a descriptor

@param aField   The field name

@param aValue   value to write

@param aMessage For capability checking

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::WriteDes(const TDesC& aField, const TDesC8& aValue,const RMessagePtr2* aMessage)

	{

	return DoWriteDes( aField, aValue, aMessage );

	}

/**

Write a descriptor

@param aField   The field name

@param aValue   value to write

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::WriteDes(const TDesC& aField, const TDesC8& aValue )

	{

	return WriteDes( aField, aValue, NULL );

	}

/**

Read a descriptor

@param aField   The field name

@param aValue   Returned value

@param aMessage For capability checking

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::ReadDes(const TDesC& aField, TDes16& aValue,const RMessagePtr2* aMessage)

	{

	return DoReadDes( aField, aValue, aMessage );

	}

/**

Read a descriptor

@param aField   The field name

@param aValue   Returned value

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::ReadDes(const TDesC& aField, TDes16& aValue )

	{

	return ReadDes( aField, aValue, NULL );

	}

/**

Write a descriptor

@param aField   The field name

@param aValue   value to write

@param aMessage For capability checking

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::WriteDes(const TDesC& aField, const TDesC16& aValue,const RMessagePtr2* aMessage)

	{

	return DoWriteDes( aField, aValue, aMessage );

	}

/**

Write a descriptor

@param aField   The field name

@param aValue   value to write

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::WriteDes(const TDesC& aField, const TDesC16& aValue )

	{

	return WriteDes( aField, aValue, NULL );

	}

/**

Read a boolean value

@param aField Field name

@param aValue Returned value

@param aMessage For capability checking

@return one of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::ReadBool(const TDesC& aField, TBool& aValue,const RMessagePtr2* aMessage)

	{

	return DoReadBool( aField, aValue, aMessage );

	}

/**

Read a boolean value

@param aField Field name

@param aValue Returned value

@return one of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::ReadBool(const TDesC& aField, TBool& aValue )

	{

	return ReadBool( aField, aValue, NULL );

	}

/**

Write a boolean value

@param aField Field name

@param aValue Value to write

@param aMessage for capability checking

@return one of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::WriteBool(const TDesC& aField, TBool aValue,const RMessagePtr2* aMessage)

	{

	return DoWriteBool( aField, aValue, aMessage );

	}

/**

Write a boolean value

@param aField Field name

@param aValue Value to write

@return one of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::WriteBool(const TDesC& aField, TBool aValue )

	{

	return WriteBool( aField, aValue, NULL );

	}

/**

Read a long descriptor value

@param aField Field name

@param aMessage For capability checking

@return HBufC containing value

*/

EXPORT_C HBufC* CNifAgentBase::ReadLongDesLC(const TDesC& aField,const RMessagePtr2* aMessage)

	{

	return DoReadLongDesLC( aField, aMessage );

	}

/**

Read a long descriptor value

@param aField Field name

@return HBufC containing value

*/

EXPORT_C HBufC* CNifAgentBase::ReadLongDesLC(const TDesC& aField )

	{

	return ReadLongDesLC( aField, NULL );

	}

/**

Ensure that a client has the required capabilites to read a field

@param aField  Field Name

@param aMessage Contains client capabilites to validate

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::CheckReadCapability( const TDesC& aField, const RMessagePtr2* aMessage )

	{

	if( aMessage )

		{

		return DoCheckReadCapability( aField, aMessage );

		}

	else

		{

		return KErrNone;

		}

	}

/**

Ensure that a client has the required capabilites to write a field

@param aField  Field Name

@param aMessage Contains client capabilites to validate

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::CheckWriteCapability( const TDesC& aField, const RMessagePtr2* aMessage )

	{

	if( aMessage )

		{

		return DoCheckWriteCapability( aField, aMessage );

		}

	else

		{

		return KErrNone;

		}

	}

/**

Ensure that a client has the required capabilites to read a field

@param aField  Field Name

@param aMessage Contains client capabilites to validate

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::DoCheckReadCapability( const TDesC& /*aField*/, const RMessagePtr2* /*aMessage*/ )

	{

	return KErrNone;

	}

/**

Ensure that a client has the required capabilites to write a field

@param aField  Field Name

@param aMessage Contains client capabilites to validate

@return One of the system-wide error codes

*/

EXPORT_C TInt CNifAgentBase::DoCheckWriteCapability( const TDesC& /*aField*/, const RMessagePtr2* /*aMessage*/ )

	{

	return KErrNone;

	}

/**

Check that a client has the required capabilties

@param aOptionLevel 

@param aOptionName 

@param aOption

@param aMessage 

@returns KErrNone, if the client has the required capabilites, otherwise one of the standard Symbian OS error codes

*/

TBool CNifAgentBase::CheckControlPolicy(TUint aLevel, TUint /*aOption*/, const RProcess& aProcess)

	{

	TBool result;

	switch (aLevel)

		{

	case KCOLAgent:

		result = NifAgentPolicyNetworkControl.CheckPolicy(aProcess, NifAgentPolicyDiagnostic);

		break;

	default:

		result = EFalse;

		break;

		}

	return result;

	}

#ifdef SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW

/*

Retrieve the default bearer information to the Agent CPR

@return default bearer information to the Agent CPR.

*/

EXPORT_C TUint32 CNifAgentBase::GetBearerInfo() const

	{

	//Return the default value, if the agent

	//has not overridden this function

	return  KDefaultBearer;

	}

#endif //SYMBIAN_ADAPTIVE_TCP_RECEIVE_WINDOW