epoc32/include/mw/sipdialogassocbase.h
branchSymbian2
changeset 3 e1b950c65cb4
parent 2 2fe1408b6811
child 4 837f303aceeb
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/mw/sipdialogassocbase.h	Wed Mar 31 12:27:01 2010 +0100
     1.3 @@ -0,0 +1,164 @@
     1.4 +/*
     1.5 +* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description:
    1.18 +* Name        : sipdialogassocbase.h
    1.19 +* Part of     : SIP Client
    1.20 +* Interface   : SDK API, SIP Client API
    1.21 +* Version     : 1.0
    1.22 +*
    1.23 +*/
    1.24 +
    1.25 +
    1.26 +
    1.27 +#ifndef CSIPDIALOGASSOCBASE_H
    1.28 +#define CSIPDIALOGASSOCBASE_H
    1.29 +
    1.30 +// INCLUDES
    1.31 +#include <stringpool.h>
    1.32 +#include "_sipcodecdefs.h"
    1.33 +
    1.34 +// FORWARD DECLARATIONS
    1.35 +class CSIPMessageElements;
    1.36 +class CSIPClientTransaction;
    1.37 +class CSIPDialog;
    1.38 +class CSIPRefresh;
    1.39 +class CSIPServerTransaction;
    1.40 +class CSIPDialogAssocImplementation;
    1.41 +
    1.42 +// CLASS DECLARATION
    1.43 +
    1.44 +/**
    1.45 +*  @publishedAll
    1.46 +*  @released
    1.47 +*
    1.48 +*  Base class for SIP dialog associations. It provides services for getting
    1.49 +*  associated SIP dialog, actual dialog association type and for sending non
    1.50 +*  target refresh requests within the dialog association.
    1.51 +*  @lib sipclient
    1.52 +*/
    1.53 +class CSIPDialogAssocBase : public CBase
    1.54 +	{
    1.55 +	public: // Destructor
    1.56 +
    1.57 +		/**
    1.58 +		* Destructor
    1.59 +        * @internalComponent		
    1.60 +		*/
    1.61 +		virtual ~CSIPDialogAssocBase();    
    1.62 +
    1.63 +	public: // New functions
    1.64 +
    1.65 +		/**
    1.66 +		* Gets the dialog this dialog association belongs to
    1.67 +		* @return associated dialog
    1.68 +		*/
    1.69 +		IMPORT_C const CSIPDialog& Dialog() const;
    1.70 +
    1.71 +		/**
    1.72 +		* Gets dialog this dialog association belongs to
    1.73 +		* @return associated dialog
    1.74 +		*/
    1.75 +		IMPORT_C CSIPDialog& Dialog();
    1.76 +
    1.77 +		/**
    1.78 +		* Creates SIP request and sends it to the remote target.
    1.79 +		* This function should be used for sending SIP extension
    1.80 +		* requests within dialog assocation that do not cause 
    1.81 +		* sip dialog associations to be created. In SIP terms
    1.82 +		* this request is non target refresh request.
    1.83 +		* @pre SIPDialog().State() != CSIPDialog::EInit &&
    1.84 +		*      SIPDialog().State() != CSIPDialog::ETerminated
    1.85 +        * @pre Dialog().Connection().State() == EActive
    1.86 +		* @pre aMethod != "REGISTER" |"INVITE" | "BYE" | "CANCEL" | "ACK" |
    1.87 +        *   "SUBSCRIBE" | "NOTIFY" | "UPDATE" | "PRACK" | "REFER"
    1.88 +		* @param aElements contains optional SIP message headers and body.
    1.89 +        *   Ownership is transferred.
    1.90 +		* @return SIP extension client transaction. Ownership is transferred.
    1.91 +		* @leave KErrSIPInvalidDialogState If dialog's state is not correct
    1.92 +		* @leave KErrArgument if invalid value has been set to aMethod		
    1.93 +		* @leave KErrSIPResourceNotAvailable if a required SIP Client API
    1.94 +		*	object has been deleted
    1.95 +		* @capability NetworkServices
    1.96 +		*/
    1.97 +		IMPORT_C virtual CSIPClientTransaction*
    1.98 +            SendNonTargetRefreshRequestL(RStringF aMethod,
    1.99 +                                         CSIPMessageElements* aElements);
   1.100 +
   1.101 +        /**
   1.102 +        * Gets dialog association type.
   1.103 +        *
   1.104 +        * @return dialog association type e.g. "INVITE", "SUBSCRIBE" etc...
   1.105 +        */
   1.106 +        IMPORT_C RStringF Type() const;
   1.107 +
   1.108 +		/**
   1.109 +        * Tests if the request is a non target refresh request
   1.110 +        * @param aMethod a method to test
   1.111 +        * @return ETrue if is non target refresh request; EFalse otherwise
   1.112 +        */        
   1.113 +        IMPORT_C TBool IsNonTargetRefreshRequest(RStringF aMethod) const;
   1.114 +
   1.115 +	public: // New functions, for internal use
   1.116 +
   1.117 +		/**
   1.118 +		* Returns the implementation instance.
   1.119 + 		* @return CSIPDialogAssocImplementation
   1.120 +		*/
   1.121 +		CSIPDialogAssocImplementation& Implementation();
   1.122 +
   1.123 +		/**
   1.124 +        * Searches for a refresh with the matching id. Default implementation
   1.125 +        * returns NULL. Those classes derived from CSIPDialogAssocBase, which
   1.126 +        * can contain refreshes must implement this function for searching the
   1.127 +        * correct refresh.
   1.128 +        *
   1.129 +        * @return CSIPRefresh if found, NULL otherwise. 
   1.130 +        *         The ownership is not transferred.
   1.131 +        * @internalComponent
   1.132 +        */
   1.133 +        virtual CSIPRefresh* FindRefresh(TUint32 aRefreshId);
   1.134 +
   1.135 +        /**
   1.136 +        * @internalComponent
   1.137 +        */
   1.138 +		virtual void DeletingRefresh(CSIPRefresh& aRefresh, TUint32 aRefreshId);
   1.139 +		
   1.140 +	protected: // Constructors, for internal use
   1.141 +
   1.142 +        /*
   1.143 +		* Constructor
   1.144 +		*/
   1.145 +        CSIPDialogAssocBase();
   1.146 +
   1.147 +        void ConstructL(RStringF aType, CSIPDialog& aDialog);
   1.148 +        void ConstructL(RStringF aType,
   1.149 +        				CSIPDialog& aDialog,
   1.150 +        				CSIPServerTransaction& aTransaction);
   1.151 +
   1.152 +    protected: // Data
   1.153 +
   1.154 +        /**
   1.155 +        * Implementation instance, CSIPDialogAssocBase owns it
   1.156 +        * @internalComponent
   1.157 +        */
   1.158 +		CSIPDialogAssocImplementation* iImplementation;
   1.159 +
   1.160 +	private: // For testing purposes
   1.161 +
   1.162 +        UNIT_TEST(CSIPInviteDialogAssoc_Test)
   1.163 +        
   1.164 +        __DECLARE_TEST;
   1.165 +	};
   1.166 +
   1.167 +#endif