1 /**

     2 * Copyright (c) 2005-2009 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 "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 * CNifIfBase and CProtocolBase shim layer functionality

    16 * 

    17 *

    18 */

    19 

    20 

    21 

    22 /**

    23  @file nif.h

    24 */

    25 

    26 #if !defined(NIF_H_INCLUDED)

    27 #define NIF_H_INCLUDED

    28 

    29 #include <e32base.h>

    30 #include <comms-infras/ss_protflow.h>

    31 #include <comms-infras/nifif.h>

    32 #include <comms-infras/es_protbinder.h>

    33 #include <comms-infras/ss_flowbinders.h>

    34 #include "notify.h"

    35 #include "flow.h"

    36 #include <networking/ipaddrinfoparams.h>

    37 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

    38 #include <comms-infras/nifif_internal.h>

    39 #include <comms-infras/nifprvar_internal.h>

    40 #endif

    41 

    42 class MNifIfUser;

    43 class CIPShimNotify;

    44 

    45 class CHookAddressInfo;

    46 class CIPProtoBinder;

    47 

    48 const TInt KMaxProtocolNameSize = 16;

    49 

    50 _LIT8(KProtocolIp, "ip");

    51 _LIT8(KProtocolIp6, "ip6");

    52 

    53 

    54 class CIPShimIfBase : public CNifIfBase,

    55 	//interfaces for the flow below

    56 	public ESock::MUpperControl, public ESock::MUpperDataReceiver

    57 	

    58 	{

    59 /**

    60 Class that represents a NIF to the TCP/IP stack and presents and presents an

    61 upperdatareceiver to the flows below

    62 

    63 

    64 @internalComponent

    65 */

    66 public:

    67     friend class CIPShimSubConnectionFlow;

    68 

    69 public:

    70 	static CIPShimIfBase* NewL(const TDesC8& aProtocol, CIPShimProtocolIntf *iProtIntf);

    71 	~CIPShimIfBase();

    72 	

    73 	void StartL();

    74 	void BindToL(CIPProtoBinder* aIPProtoBinder);

    75 	void UnbindFrom(CIPProtoBinder* aIPProtoBinder);

    76 

    77 	inline void SetProtocolIntf(CIPShimProtocolIntf *aIntf);

    78 	void CleanupInterface(TInt aError);

    79 	void Release(TInt aError);

    80 	

    81 	const TConnectionInfo& ConnectionInfo();

    82 	void SetConnectionInfo(const TConnectionInfo& aConnectionInfo);

    83 	const TDesC8& ProtocolName();

    84 

    85 	CIPShimNotify* const ShimNotify() const { return iShimNotify; };

    86 

    87 	// IP4/IP6 specific required derivations

    88 	virtual void GetConfigFirstTime() = 0;

    89 

    90     //-=========================================

    91     // MUpperDataReceiver methods

    92     //-=========================================        

    93  	void Process(RMBufChain& aData);

    94  

    95     //-=========================================

    96     // MUpperControl methods

    97     //-=========================================        

    98 	void StartSending();

    99 	void Error(TInt anError);

   100 

   101 

   102 	CProtocolBase* iUpperProtocol;

   103 	

   104 	CIPShimSubConnectionFlow& Flow();

   105 	CIPShimProtocolIntf* ProtcolIntf();

   106 	

   107 	void AddIpAddrInfoL(CIPProtoBinder* aBinder, CSubConIPAddressInfoParamSet::TSubConIPAddressInfo& aAddrInfo);

   108 	void RemoveIpAddrInfo(CIPProtoBinder* aBinder, CSubConIPAddressInfoParamSet::TSubConIPAddressInfo& aAddrInfo);

   109 	void RemoveIpAddrInfo(CIPProtoBinder* aBinder);

   110 	void RemoveInterfaceName(CIPProtoBinder* aBinder);

   111 protected:

   112 	CIPShimIfBase(const TDesC8& aProtocolName);

   113 	void ConstructL();

   114 

   115 	// from CNifIfBase

   116 	void BindL(TAny *aId);

   117 	TInt State();

   118 	TInt Control(TUint aLevel,TUint aName,TDes8& aOption, TAny* aSource=0);

   119 	void Info(TNifIfInfo& aInfo) const;

   120 	TInt Send(RMBufChain& aPdu, TAny* aSource=0);

   121 	TInt Notification(TAgentToNifEventType aEvent, void * aInfo);

   122 

   123 	// IP4/IP6 specific required derivations

   124 	virtual TInt ServiceInfoControl(TDes8& aOption, TUint aName) = 0;

   125 	virtual TInt ServiceConfigControl(TDes8& aOption) = 0;

   126 	

   127 	RPointerArray<CIPProtoBinder> iProtoBinders;

   128 	

   129 

   130 private:

   131 	TInt ServiceHwAddrControl(TDes8& aOption);

   132 	TInt ServiceConnInfo(TDes8& aOption);

   133 	

   134 private:

   135 	TBuf8<KMaxProtocolNameSize> iProtocolName;	// "ip" or "ip6"

   136 	TConnectionInfo iConnectionInfo;

   137 	

   138 	CIPShimNotify* iShimNotify;                 // note: CNifIfBase::iNotify is an alias of this

   139 	mutable TBool iInterfaceNameRecorded;		// Used by Info() which is inherited const from CNifIfBase

   140 	TBool iBinderReady;	

   141 	MNifIfUser* iNifUser;

   142 	

   143 	CHookAddressInfo* iHookAddressInfo;

   144 	CIPShimProtocolIntf *iProtIntf; // needed for cleanup

   145 	};

   146 

   147     

   148 

   149 void CIPShimIfBase::SetProtocolIntf(CIPShimProtocolIntf *aIntf)

   150 	{

   151 	iProtIntf = aIntf;

   152 	}

   153 	

   154 

   155 #endif

   156 //NIF_H_INCLUDED

   157