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 "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: Declaration of CSsmPolicyBase class.

    15 *

    16 */

    17 

    18 #ifndef C_SSMPOLICYBASE_H

    19 #define C_SSMPOLICYBASE_H

    20 

    21 #include <e32base.h>

    22 #include <f32file.h>

    23 #include <ssm/ssmconditionalcallback.h>

    24 

    25 class CConditionEvaluate;

    26 class CSsmCommandListResourceReader;

    27 class CSsmMapperUtility;

    28 class TSsmState;

    29 

    30 /**

    31 *  Base class for SSM policy plugins

    32 *

    33 */

    34 class CSsmPolicyBase : public CBase, public MSsmConditionalCallback

    35     {

    36 

    37 public:

    38 

    39     /**

    40     * First phase constructor.

    41     */

    42     IMPORT_C CSsmPolicyBase();

    43 

    44     /**

    45     * Destructor.

    46     */

    47     IMPORT_C virtual ~CSsmPolicyBase();

    48 

    49 protected: // from MSsmConditionalCallback

    50 

    51     /**

    52     * @see MSsmConditionalCallback

    53     */

    54 	IMPORT_C TBool ConditionalCommandAllowedL(

    55 	    CResourceFile& aResourceFile,

    56 	    TInt aResourceId );

    57 

    58 protected:

    59 

    60     /**

    61     * Getter for policy-specific command list path.

    62     *

    63     * @param aCmdListPath On return contains the command list path.

    64     */

    65     virtual void GetCommandListPathL( TDes& aCmdListPath ) = 0;

    66 

    67 protected:

    68 

    69     /**

    70     * Getter for current system state.

    71     *

    72     * @param aState On return contains current system state.

    73     */

    74     IMPORT_C TInt GetCurrentState( TSsmState& aState ) const;

    75 

    76 protected:

    77 

    78     /**

    79     * Second phase constructor.

    80     */

    81     IMPORT_C void BaseConstructL();

    82 

    83     /**

    84     * Read, increment and update reset counter in Cenrep.

    85     *

    86     * @return ETrue if the reset counter in Cenrep is greater than or equal to

    87     * the reset limit.

    88     */

    89     IMPORT_C TBool ResetLimitReached();

    90 

    91 private:

    92 

    93     TBool ResetLimitReachedL();

    94 

    95 protected: // data

    96 

    97     /** File server session for the use of derived classes. */

    98 	RFs iFs;

    99 

   100     /** 

   101     * Mapper utility instance for the use of base and all derived classes.

   102     * Own. Not NULL. 

   103     */

   104 	CSsmMapperUtility* iUtil;

   105 

   106 	/** Resource reader. Own. Not NULL. */

   107 	CSsmCommandListResourceReader* iCommandListResourceReader;

   108 

   109 private: // data

   110 

   111     /** Used to evaluate conditions in command lists. Not NULL. Own. */

   112     CConditionEvaluate* iEvaluator;

   113 

   114     };

   115 

   116 #endif // C_SSMPOLICYBASE_H