1 /*

     2 * Copyright (c) 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 the License "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 

    20 #ifndef BCATOISC_H

    21 #define BCATOISC_H

    22 #include <networking/bca.h>

    23 #include <iscapi.h>

    24 #include <e32std.h>

    25 #include <e32base.h>

    26 #include <e32def.h>

    27 

    28 

    29         

    30 

    31 

    32 /**

    33 * BCATOISC Panic code.

    34 * @internalComponent.

    35 */

    36 

    37 enum TBcaToIscPanic

    38     {

    39 

    40     /** Monitor already existrs, we have a memory leak */

    41     EMonitorAlreadyExists,

    42 

    43     };

    44         

    45 

    46 

    47 /** This namespace includes the BCA component names.*/

    48 namespace BasebandChannelAdaptation

    49 {

    50     

    51     class CBcaToIsc;

    52         

    53     /**

    54     * Monitors the ISCAPI flow control

    55     */        

    56     NONSHARABLE_CLASS(CNotifyFlowControlMonitor): public CActive

    57         {

    58         

    59         public:

    60         

    61         CNotifyFlowControlMonitor(RIscApi& aIscApi);

    62         void NotifyFlowControlStatus();

    63         void RequestFlowcontrolChange( TRequestStatus& aClientStatus );

    64         void RunL();

    65         void DoCancel();

    66         TInt GetFlowControlState();

    67         ~CNotifyFlowControlMonitor();

    68         

    69         private:

    70         

    71         RIscApi& iIscApi;

    72         TInt iFlowControlValue;

    73         TRequestStatus* iWriteStatus;

    74 

    75         };

    76         

    77   

    78     NONSHARABLE_CLASS(CNotifyWriteStatusMonitor): public CActive

    79         {

    80         

    81         public:

    82         

    83         CNotifyWriteStatusMonitor(CBcaToIsc& aUser, RIscApi& aIscApi);

    84         void Write( TRequestStatus& aStatus, const TDesC8& aBuf );

    85         void SendAndComplete();

    86         void RunL();

    87         void DoCancel();

    88         ~CNotifyWriteStatusMonitor();

    89 

    90         private:

    91 

    92         CBcaToIsc& iUser;

    93         RIscApi& iIscApi;

    94         TRequestStatus* iClientStatus;

    95         const TDesC8* iBuf;

    96      //   TPtr8* iBuf;

    97 

    98         };

    99 

   100     /**

   101     * The interface between NIF and Isc Bearer Transport.     

   102     */

   103     NONSHARABLE_CLASS(CBcaToIsc): public CBase, 

   104                                   public MBca  // BCA is accessed via this interface by clients.

   105         {

   106         

   107         public:

   108             

   109         CBcaToIsc(); 

   110         virtual ~CBcaToIsc();

   111             virtual void Release();

   112 

   113         void ConstructL();

   114 

   115         virtual void Open(TRequestStatus& aStatus, const TDesC& aChannelId);

   116             

   117         virtual void Shutdown(TRequestStatus& aStatus);

   118         virtual void Close();

   119 

   120         virtual void Read(TRequestStatus& aStatus, TDes8& aBuf);

   121         virtual void Write(TRequestStatus& aStatus, const TDesC8& aBuf);

   122 

   123         virtual void CancelRead();

   124         virtual void CancelWrite();

   125         

   126         virtual void Ioctl(TRequestStatus& aStatus, TUint aOptLevel, TUint aOptName, TDes8& aOpt);

   127         virtual void CancelIoctl();

   128           

   129 

   130         // Ownership

   131         CNotifyWriteStatusMonitor* iWriteStatusMonitor;

   132         CNotifyFlowControlMonitor* iFlowControlMonitor;

   133    

   134 

   135         private:

   136 

   137         RIscApi iIscApi;

   138         // no ownership

   139         TRequestStatus* iClientShutdownStatus;

   140         TUint16 iReadLength;

   141         TUint16 iChannelNumber;

   142 

   143         };

   144 

   145 } // namespace BasebandChannelAdaptation

   146 

   147 #endif //BCATOISC_H