1 /* 

     2  *

     3  * Copyright (c) <2010> Comarch S.A. and/or its subsidiary(-ies).

     4  * All rights reserved.

     5  * This component and the accompanying materials are made available

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

     7  * which accompanies this distribution, and is available

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

     9  *

    10  * Original Contributors:

    11  * Comarch S.A. - original contribution.

    12  *

    13  * Contributors:

    14  *

    15  * Description:

    16  *

    17  */

    18 

    19 #ifndef HSPDATAHANDLER_H_

    20 #define HSPDATAHANDLER_H_

    21 

    22 #include <e32base.h>

    23 

    24 class CHsHSPParser;

    25 class CHsHSPCommand;

    26 class CHsHSPFeatureManager;

    27 class CDesC8ArrayFlat;

    28 

    29 /** Useful constants */

    30 _LIT8(KHSPCallAcceptCmd, "AT+CKPD=200\r\n");

    31 _LIT8(KHSPCallReleaseCmd, "AT+CKPD=200\r\n");

    32 

    33 

    34 /**

    35  * @brief Manages AT commands handling

    36  */

    37 class CHsHSPDataHandler : public CBase

    38 {

    39 public:

    40 

    41     /**

    42      * Two-phase constructor

    43      * @return instance of class

    44      */

    45     static CHsHSPDataHandler* NewL();

    46 

    47     /**

    48      * Two-phase constructor

    49      * @return instance of class

    50      */

    51     static CHsHSPDataHandler* NewLC();

    52 

    53     /**

    54      * Destructor

    55      */

    56     ~CHsHSPDataHandler();

    57 

    58 public:

    59     /**

    60      * Profile's method for handling AT Commands

    61      * 

    62      * @param aDataIn descriptor containing AT command

    63      * @param aFromAG denotes if datac was sent by AG

    64      * @param aDataOut response for passed command

    65      * 

    66      */

    67     void ProcessDataL( const TDesC8& aDataIn, const TBool aFromAG,

    68             TDes8& aDataOut );

    69 

    70     /**

    71      * Profile's method for handling AG client's disconnection

    72      * 

    73      * @param aErr disconnection reason

    74      */

    75     void HandleClientDisconnected( TInt aErr );

    76 

    77     /**

    78      * Profile's method for handling AG client connection

    79      * 

    80      * @param aCommandOut AT response

    81      */

    82     void HandleClientConnected( TDes8& aCommandOut );

    83 

    84     /**

    85      * Profile's method for accepting incoming call

    86      * 

    87      * @param aCommandOut AT response

    88      */

    89     void HandleAcceptCallL( TDes8& aCommandOut );

    90 

    91     /**

    92      * Profile's method for releasing ongoing call

    93      * 

    94      * @param aCommandOut AT response

    95      */

    96     void HandleReleaseCallL( TDes8& aCommandOut );

    97 

    98 private:

    99     /**

   100      * Constructor for performing 1st stage construction

   101      */

   102     CHsHSPDataHandler();

   103 

   104     /**

   105      * Constructor for performing 2nd stage construction

   106      */

   107     void ConstructL();

   108 

   109 private:

   110     /**

   111      * Splits multiple AT commands 

   112      * 

   113      * @param aCommands 8-bit descriptor containing AT command(s)

   114      * @return pointer to array of desciptors (each element is a separate AT command)

   115      */

   116     CDesC8ArrayFlat* SplitCommandsL( const TDesC8 &aCommands );

   117 

   118     /**

   119      * Common funcionality for HandleAcceptCallL() and HandleReleaseCallL().

   120      * 

   121      * @param aCommand descriptor containing AT command

   122      * @param aResponse response for passed command

   123      * 

   124      */

   125     void PerformRequestL( const TDesC8& aCommand, TDes8& aResponse );

   126 

   127 private:

   128 

   129     /** Command array's granularity */

   130     const TInt KCommandArrayGranularity = 2;

   131 

   132     /** Temporary buffer's max length */

   133     const TInt KTmpBufferLength = 256;

   134 

   135     /** AT command parser, owned */

   136     CHsHSPParser* iParser;

   137 

   138     /** Feature manager, owned */

   139     CHsHSPFeatureManager* iFeatureManager;

   140 

   141 };

   142 

   143 #endif /* HSPDATAHANDLER_H_ */