1 /*

     2 * Copyright (c) 2003 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 *

    16 */

    17 

    18 

    19 #ifndef _TELRESOL_H_

    20 #define _TELRESOL_H_

    21 

    22 #include <telsess.h>

    23 

    24 class MTelnetResolver

    25 /**

    26 @internalComponent

    27 */

    28 	{

    29  public:

    30 	virtual void ResolverConnectedL() = 0;

    31 	virtual void ResolverDisconnected() = 0;

    32 	virtual void ResolverError(TInt aError) = 0;

    33 	};

    34 

    35 NONSHARABLE_CLASS(CTelnetResolver) : public CActive

    36 /**

    37 @internalComponent

    38 */

    39 	{

    40  public:

    41 	enum TResolverState 

    42         {

    43 		EDisconnected,ELookingUp,EConnecting,EConnected,EShuttingDown,EDisconnecting,EErrorState

    44         };

    45 	enum TEvent

    46         {

    47 		ENone,EDoDisconnect,EEofDetected,EErrorEvent

    48         };

    49  public:

    50 	static CTelnetResolver* NewL(MTelnetResolver* aNotifier);

    51 	void ConstructL(MTelnetResolver* aNotifier);

    52 

    53 	TInt	 State(){return(iState);}

    54 	RSocket* Socket(){return(&iSocket);}

    55 	

    56 	TInt IssueConnect(const TDesC& aServerName, TUint aPort);

    57 	TInt IssueConnect(const TInetAddr& aInetAddr, TUint aPort);

    58 	TInt IssueDisconnect();

    59 	void HandleEof();

    60 

    61 	void DoCancel();

    62 	void RunL();

    63 	void Event();

    64 

    65 	CTelnetResolver();

    66 	~CTelnetResolver();

    67 

    68 	void TriggerActive(const TEvent aEvent);

    69 

    70  private:

    71 	RSocketServ iSocketServ;

    72 	RHostResolver iResolver;

    73 	RSocket iSocket;

    74 

    75 	TInetAddr iHostAddr;

    76 	TNameEntry iNameEntry;

    77 	TNameRecord iNameRecord;

    78 	TBuf<256> iServerName;

    79 

    80 	TResolverState iState;

    81 	TEvent iEvent;

    82 

    83 	MTelnetResolver* iNotify;

    84 	};

    85 

    86 #endif