terminalsecurity/SCP/SCPServer/inc/SCPSession.h
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     1 /*
       
     2 * Copyright (c) 2000 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: Implementation of terminalsecurity components
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #ifndef SCPSESSION_H
       
    20 #define SCPSESSION_H
       
    21 
       
    22 //  INCLUDES
       
    23 #include <bldvariant.hrh>
       
    24 #include <etelmm.h>
       
    25 #include <rmmcustomapi.h>
       
    26 
       
    27 #include "SCPServerInterface.h"
       
    28 #include "SCPTimer.h"
       
    29 
       
    30 #include <TerminalControl3rdPartyParamsPlugin.h>
       
    31 // FORWARD DECLARATIONS
       
    32 class CSCPServer;
       
    33 class CSCPLockNotificationEventHandler;
       
    34 class CSCPLockSettingEventHandler;
       
    35 class RTelServer;
       
    36 class RMobilePhone;
       
    37 
       
    38 // CLASS DECLARATION
       
    39 
       
    40 /**
       
    41 *  The class corresponding to a single SCP server session.
       
    42 */
       
    43 class CSCPSession : public CSession2, public MSCPTimeoutHandler
       
    44 	{       
       
    45 	public:  // Methods
       
    46 
       
    47         // Constructors and destructor
       
    48 
       
    49         /**
       
    50         * Static constructor.
       
    51         */
       
    52         static CSCPSession* NewL( CSCPServer& aServer );
       
    53         
       
    54         /**
       
    55         * Static constructor, that leaves the pointer to the cleanup stack.
       
    56         */
       
    57         static CSCPSession* NewLC( CSCPServer& aServer );
       
    58 
       
    59         /**
       
    60         * Destructor.
       
    61         */
       
    62         virtual ~CSCPSession();
       
    63 
       
    64         // New methods
       
    65         /**
       
    66         * Check if the given command is in progress
       
    67         * @param aCommand The command that is to be checked for
       
    68         * @return TBool: The command status
       
    69         * <BR><B>Name of return value:</B> Operation state
       
    70         * <BR><B>Type of return value:</B> TBool
       
    71         * <BR><B>Range of return value:</B> ETrue/EFalse
       
    72         * <BR><B>Contents of return value:</B> A truth value indicating 
       
    73         * <BR>the operation state.
       
    74         */
       
    75         TBool IsOperationInProgress( TSCPAdminCommand aCommand );
       
    76         
       
    77         /**
       
    78         * Acknowledges the given operation, and returns if it was awaited
       
    79         * @param aCommand The command that was acknowledged
       
    80         * @return TBool: The wait status
       
    81         * <BR><B>Name of return value:</B> Wait status
       
    82         * <BR><B>Type of return value:</B> TBool
       
    83         * <BR><B>Range of return value:</B> ETrue/EFalse
       
    84         * <BR><B>Contents of return value:</B> A truth value indicating if the 
       
    85         * <BR> acknowledgement was awaited.  
       
    86         */
       
    87         TBool AcknowledgeOperation( TSCPAdminCommand aCommand ); 
       
    88         
       
    89         /**
       
    90         * Callback method, indicates the lock operation is complete              
       
    91         */
       
    92         void LockOperationCompleted();
       
    93         
       
    94         /**
       
    95         * Informs that a lock operation is pending, waiting for an acknowledgement.
       
    96         * @param aCommand The command that is pending
       
    97         * @param aStatus The RequestStatus-variable that is to be signalled on completion.        
       
    98         */
       
    99         void LockOperationPending(  TSCPAdminCommand aCommand, 
       
   100                                     TRequestStatus* aStatus );
       
   101         
       
   102         /**
       
   103         * Changes the DOS side lock setting utilizing the password stored on the server.
       
   104         * @param aLocked The new state for the DOS lock setting
       
   105         * @param aAutolock ETrue if Autolock should be activated on success
       
   106         */
       
   107         void SetDOSLockSettingL( TBool aLocked,
       
   108                                  TBool aAutolock, 
       
   109                                  const RMessage2 &aMessage );        
       
   110         
       
   111         /**
       
   112         * Returns the state of the SMS Lock component
       
   113         * @return TBool: ETrue if SMS Lock is active, otherwise EFalse
       
   114         * <BR><B>Name of return value:</B> SMS Lock status
       
   115         * <BR><B>Type of return value:</B> TBool
       
   116         * <BR><B>Range of return value:</B> ETrue/EFalse
       
   117         * <BR><B>Contents of return value:</B> A truth value indicating the 
       
   118         * <BR> state of the component
       
   119         */
       
   120         static TBool IsSMSLockActiveL();
       
   121         
       
   122         /**
       
   123         * Returns the state of the Autolock component (is the timeout active)
       
   124         * @return TBool: ETrue if Autolock is active, otherwise EFalse
       
   125         * <BR><B>Name of return value:</B> Autolock status
       
   126         * <BR><B>Type of return value:</B> TBool
       
   127         * <BR><B>Range of return value:</B> ETrue/EFalse
       
   128         * <BR><B>Contents of return value:</B> A truth value indicating the 
       
   129         * <BR>state of the component
       
   130         */
       
   131         TBool IsAutolockActive();
       
   132         
       
   133         // Methods from base classes
       
   134 
       
   135         /**
       
   136         * From CSession The standard service entry point
       
   137         * @param aMessage The message received from the client        
       
   138         */
       
   139         void ServiceL( const RMessage2 &aMessage );
       
   140         
       
   141         /**
       
   142         * From MSCPTimeoutHandler Timeout handler function
       
   143         * @param aParam The data given to the timer object when initialized.        
       
   144         */
       
   145         void Timeout( TAny* aParam );
       
   146                 
       
   147         
       
   148     private: //Methods
       
   149 
       
   150         // New Methods        
       
   151                 
       
   152         /**
       
   153         * C++ default constructor.
       
   154         */
       
   155         CSCPSession( CSCPServer& aServer );
       
   156                 
       
   157         /**
       
   158         * Panic the client
       
   159         * @param ?arg1 ?description
       
   160         * @return ?description
       
   161         */
       
   162     	void PanicClient( TInt aPanic ) const;
       
   163 
       
   164         /**
       
   165         * Handles the get code message
       
   166         * @param aMessage The message received from the client   
       
   167         */
       
   168         void HandleGetCodeMessageL( const RMessage2 &aMessage );
       
   169         
       
   170         /**
       
   171         * Handles the store code message
       
   172         * @param aMessage The message received from the client      
       
   173         */
       
   174         void HandleSetCodeMessageL( const RMessage2 &aMessage );
       
   175         
       
   176         /**
       
   177         * Handles the change code message
       
   178         * @param aMessage The message received from the client
       
   179         */
       
   180         void HandleChangeCodeMessageL( const RMessage2 &aMessage );                     
       
   181         
       
   182         /**
       
   183         * Handles the set phone lock message
       
   184         * @param aMessage The message received from the client
       
   185         */
       
   186         void HandleSetLockStateMessageL( const RMessage2 &aMessage );    
       
   187         
       
   188         /**
       
   189         * Handles the query admin command message.
       
   190         * @param aMessage The message received from the client
       
   191         */        
       
   192         void HandleQueryMessageL( const RMessage2 &aMessage );
       
   193         
       
   194         /**
       
   195         * Handles the get lock state message.
       
   196         * @param aMessage The message received from the client
       
   197         */  
       
   198         void HandleGetLockStateMessageL( const RMessage2 &aMessage );
       
   199         
       
   200         /**
       
   201         * Handles get parameter value messages.
       
   202         * @param aMessage The message received from the client
       
   203         */  
       
   204         void HandleGetParamMessageL( const RMessage2 &aMessage );        
       
   205         
       
   206         /**
       
   207         * Handles set parameter value messages.
       
   208         * @param aMessage The message received from the client
       
   209         */  
       
   210         void HandleSetParamMessageL( const RMessage2 &aMessage );   
       
   211         
       
   212         /**
       
   213         * Handles check configuration messages.
       
   214         * @param aMessage The message received from the client
       
   215         */          
       
   216         void HandleCheckConfigMessageL( const RMessage2 &aMessage );
       
   217         
       
   218 //#ifdef __SAP_DEVICE_LOCK_ENHANCEMENTS        
       
   219 
       
   220         /**
       
   221         * Handles the authentication messages
       
   222         * @param aMessage The message received from the client
       
   223         */  
       
   224         void HandleAuthenticationMessageL( const RMessage2 &aMessage );
       
   225         
       
   226         /**
       
   227         * Handles change code requests from the client
       
   228         * @param aMessage The message received from the client
       
   229         */  
       
   230         void HandleChangeEnhCodeMessageL( const RMessage2 &aMessage );
       
   231                 
       
   232         /**
       
   233         * Handles change code allowed query -messages from the client.
       
   234         * @param aMessage The message received from the client
       
   235         */         
       
   236         void HandleQueryChangeMessageL( const RMessage2 &aMessage );        
       
   237 
       
   238         /**
       
   239         * Handles cleanup (on application uninstallation)
       
   240         * @param aMessage The message received from the client
       
   241         * @return KErrNone if successful, error status otherwise
       
   242         */         
       
   243         TInt HandleCleanupL( const RMessage2 &aMessage );
       
   244         TInt HandleSetALPeriodL( const RMessage2 &aMessage );
       
   245 //#endif // __SAP_DEVICE_LOCK_ENHANCEMENTS               
       
   246         
       
   247         /**
       
   248         * Distributes the messages to the current handler function
       
   249         * @param aMessage The message received from the client
       
   250         */        
       
   251         void DispatchSynchronousMessageL( const RMessage2 &aMessage );
       
   252         
       
   253         /**
       
   254         * By default Symbian 2nd phase constructor is private.
       
   255         */
       
   256         void ConstructL();
       
   257         
       
   258         /**
       
   259         * Notifies all the stakeholders of a change in parameter value(s) of the specified parameter(s).
       
   260         * This function is called either from PerformCleanupL() or SetParameterValueL() 
       
   261         * 
       
   262         * @params   aParamIDArray: The ID(s) of the parameter that needs to be set
       
   263         *           aParamValueArray: The value(s) of the parameter(s)
       
   264         *           
       
   265         *           NOTE: aParamValueArray.Count() SHOULD BE EQUAL TO aParamIDArray.Count()
       
   266         *           
       
   267         * @return TInt: KErrNone if successful, otherwise a system error code
       
   268         */        
       
   269         TInt NotifyAllStakeHoldersL( const RArray<const TParamChange>& aChange, TUint32 aCallerID );
       
   270         
       
   271         /**
       
   272         * Notifies all the stakeholders of a change in parameter value(s) of the specified parameter(s).
       
   273         * This function is called either from SetParameterValueL() or LockOperationCompleted()
       
   274         * 
       
   275         * @params   aParamID: The ID(s) of the parameter that needs to be set
       
   276         *           aParamValue: The value(s) of the parameter(s)
       
   277         *           
       
   278         * @return none
       
   279         */
       
   280         void NotifyChangeL( TInt aParamID, const TDesC8 aParamVal, TUint32 aCallerID );        
       
   281 
       
   282     private:   // Data
       
   283        // Possible states for iLockCommandState
       
   284        enum TSCPLockCmdState
       
   285             {
       
   286             ESCPLockCmdStateIdle,
       
   287             ESCPLockCmdStateInProgress,
       
   288             ESCPLockCmdStateInProgressAcknowledged,
       
   289             ESCPLockCmdStateFinishedAckPending
       
   290             };      
       
   291        
       
   292         /** A reference to the server */
       
   293         CSCPServer&		                   iServer;      
       
   294         /** A pointer to the notification handler AO, owned */
       
   295         CSCPLockNotificationEventHandler*  iNotificationHandler;
       
   296         /** A pointer to the setting handler AO, owned */
       
   297         CSCPLockSettingEventHandler*       iSettingHandler;
       
   298         /** The current lock command state */
       
   299         TSCPLockCmdState                   iLockCommandState;
       
   300         /** The current unlock command state */
       
   301         TBool                              iUnlockMessageSent;
       
   302         /** The timeout handler ptr, if created. Owned, */
       
   303         CSCPTimer*                         iLockOperationTimer;
       
   304         /** A pointer to the request status for a pending call, not owned */
       
   305         TRequestStatus*                    iPendingCallStatus; 
       
   306         /** An integer variable to define the input mode of the lock code query */
       
   307         TInt def_mode;
       
   308     	/** A character variable to get the very first character of the lock code */
       
   309     	TChar ch;
       
   310     	
       
   311     	/* Parameter ID (wil always be either ESCPAutolockPeriod or 
       
   312     	 * ESCPMaxAutolockPeriod) that will be referred to notify the 
       
   313     	 * stakeholders in case of async notification
       
   314     	 */
       
   315     	TInt iALParamID;
       
   316     	
       
   317     	/* Parameter value corresponding to iALParamID that
       
   318     	 * will be referred to notify the stakeholders in case 
       
   319     	 * of async notification. The memory for this is allocated in 
       
   320     	 * HandleSetParamMessageL() and deallocated in LockOperationCompleted()
       
   321     	 * or the destructor.
       
   322     	 */
       
   323     	HBufC8* iALParamValue;
       
   324 
       
   325     	/* The SID of the app that set the above two (iALParamID, iALParamValue) fields
       
   326     	 */
       
   327     	TUint32 iALParamCallerID;
       
   328     };
       
   329 
       
   330 #endif      // SCPSESSION_H   
       
   331             
       
   332 // End of File
       
   333