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// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <etelmm.h> // for RMobilePhoneBookStore
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#include "mpbutil.h"
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const TUint8 KTagPadZeroValue = 0x00;
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EXPORT_C CPhoneBookBuffer::CPhoneBookBuffer() : iMonitor(NULL,0,0)
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/** The CPhoneBookBuffer library class is constructed using a simple, one-phase
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constructor because the CPhoneBookBuffer class does not allocate any member
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data on the heap. */
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{
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}
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EXPORT_C void CPhoneBookBuffer::Set(TDes8* aBuf)
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/** This member function sets the buffer's internal attribute iPtr to point to
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the supplied 8-bit buffer, which is owned by the caller of this function member.
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@param aData A pointer to the buffer
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@capability None
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*/
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{
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iPtr = aBuf;
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}
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EXPORT_C TInt CPhoneBookBuffer::AddNewEntryTag()
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/** This function member puts a new entry tag byte (ETagPBNewEntry) into the buffer
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and sets iMonitor to point to the beginning of each new entry.
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@return KErrNone if successful, or KErrOverflow if there is not enough space
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in the buffer.
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@see RMobilePhoneBookStore::TMobilePBFieldTags
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@capability None
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*/
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{
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// First check whether there is enough space to fit new entry tag
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if( (iPtr->MaxLength() - iPtr->Length()) > 1 )
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{
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AppendInt8(RMobilePhoneBookStore::ETagPBNewEntry);
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const TInt len = iPtr->Length();
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// Make sure iMonitor has been updated and it points to the beggining of the new entry
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iMonitor.Set(&(*iPtr)[len-1], iPtr->MaxLength() - len + 1, iPtr->MaxLength() - len + 1);
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return KErrNone;
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}
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else
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{
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return KErrOverflow;
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}
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}
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EXPORT_C TInt CPhoneBookBuffer::AddNewNumberTag()
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/** This function member puts a new number tag byte (ETagPBAnrStart) into the buffer.
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@return KErrNone if successful, or KErrOverflow if there is not enough space
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in the buffer.
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@see RMobilePhoneBookStore::TMobilePBFieldTags
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@capability None
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*/
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{
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// First check whether there is enough space to fit new entry tag
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if( (iPtr->MaxLength() - iPtr->Length()) > 1 )
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{
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AppendInt8(RMobilePhoneBookStore::ETagPBAnrStart);
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return KErrNone;
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}
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else
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{
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return KErrOverflow;
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}
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}
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/**
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* Puts a 8-bit integer value into buffer.
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*
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* The valid tags for use with 8-bit integers are:
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*
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* @li RMobilePhoneBookStore::ETagPBBearerCap
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* @li RMobilePhoneBookStore::ETagPBEntryControl
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* @li RMobilePhoneBookStore::ETagPBHiddenInfo
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* @li RMobilePhoneBookStore::ETagPBTonNpi
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* @li RMobilePhoneBookStore::ETagPBUniqueId
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* @li RMobilePhoneBookStore::ETagPBEntryStatus
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*
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* @param aTagValue Tag byte to use.
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* @param aInteger Value to put in the buffer.
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*
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* @return KErrNone if successful, KErrOverflow if there is not enough
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* space in the buffer or KErrArgument if the parameter is invalid.
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*
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* @capability None
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*/
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EXPORT_C TInt CPhoneBookBuffer::PutTagAndValue(TUint8 aTagValue, TUint8 aInteger)
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{
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//
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// Check that the tag type is valid for this type of value...
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//
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if (aTagValue != RMobilePhoneBookStore::ETagPBBearerCap &&
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aTagValue != RMobilePhoneBookStore::ETagPBEntryControl &&
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aTagValue != RMobilePhoneBookStore::ETagPBHiddenInfo &&
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aTagValue != RMobilePhoneBookStore::ETagPBTonNpi &&
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aTagValue != RMobilePhoneBookStore::ETagPBUniqueId &&
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aTagValue != RMobilePhoneBookStore::ETagPBEntryStatus)
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{
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return KErrArgument;
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}
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// First need to ensure that aInteger can fit into the supplied buffer
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if((iPtr->MaxLength()-iPtr->Length()) > 2)
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{
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AppendInt8(aTagValue);
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AppendInt8(aInteger);
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return KErrNone;
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}
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else
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{
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return KErrOverflow;
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}
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}
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/**
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* Puts a 16-bit integer value into buffer.
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*
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* The valid tags for use with 16-bit integers are:
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*
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* @li RMobilePhoneBookStore::ETagPBAdnIndex
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*
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* @param aTagValue Tag byte to use.
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* @param aInteger Value to put in the buffer.
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*
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* @return KErrNone if successful, KErrOverflow if there is not enough
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* space in the buffer or KErrArgument if the parameter is invalid.
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*
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* @capability None
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*/
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EXPORT_C TInt CPhoneBookBuffer::PutTagAndValue(TUint8 aTagValue, TUint16 aInteger)
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{
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//
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// Check that the tag type is valid for this type of value...
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//
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if (aTagValue != RMobilePhoneBookStore::ETagPBAdnIndex)
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{
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return KErrArgument;
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}
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// First need to ensure that aInteger can fit into the supplied buffer
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if((iPtr->MaxLength()-iPtr->Length()) > 3)
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{
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AppendInt8(aTagValue);
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AppendInt16(aInteger);
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return KErrNone;
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}
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else
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{
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return KErrOverflow;
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}
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}
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/**
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* Puts a 32-bit integer value into buffer.
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*
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* The valid tags for use with 32-bit integers are:
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*
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* @li None.
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*
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* @param aTagValue Tag byte to use.
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* @param aInteger Value to put in the buffer.
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*
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* @return KErrNone if successful, KErrOverflow if there is not enough
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* space in the buffer or KErrArgument if the parameter is invalid.
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*
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* @capability None
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*/
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EXPORT_C TInt CPhoneBookBuffer::PutTagAndValue(TUint8 aTagValue, TUint32 aInteger)
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{
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//
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// No Tags support 32bit integers...
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//
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(void) aTagValue;
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(void) aInteger;
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return KErrArgument;
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// // First need to ensure that aInteger can fit into the supplied buffer
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// if((iPtr->MaxLength()-iPtr->Length()) > 5)
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// {
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// AppendInt8(aTagValue);
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// AppendInt32(aInteger);
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// return KErrNone;
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// }
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// else
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// {
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// return KErrOverflow;
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// }
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}
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/**
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* Puts a 16-bit descriptor value into buffer.
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*
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* The valid tags for use with 16-bit descriptors are:
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*
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* @li RMobilePhoneBookStore::ETagPBSecondName
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* @li RMobilePhoneBookStore::ETagPBGroupName
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* @li RMobilePhoneBookStore::ETagPBEmailAddress
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* @li RMobilePhoneBookStore::ETagPBText
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* @li RMobilePhoneBookStore::ETagPBNumber
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*
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* @param aTagValue Tag byte to use.
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* @param aData Value to put in the buffer.
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*
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* @return KErrNone if successful, KErrOverflow if there is not enough
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* space in the buffer or KErrArgument if the parameter is invalid.
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*
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* @capability None
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*/
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EXPORT_C TInt CPhoneBookBuffer::PutTagAndValue(TUint8 aTagValue, const TDesC16 &aData)
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{
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//
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// Check that the tag type is valid for this type of value...
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//
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if (aTagValue != RMobilePhoneBookStore::ETagPBSecondName &&
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aTagValue != RMobilePhoneBookStore::ETagPBGroupName &&
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aTagValue != RMobilePhoneBookStore::ETagPBEmailAddress &&
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aTagValue != RMobilePhoneBookStore::ETagPBText &&
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aTagValue != RMobilePhoneBookStore::ETagPBNumber)
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{
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return KErrArgument;
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}
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// First need to ensure that aData can fit into the supplied buffer
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// Need to use Size() because this is Unicode data and we want to know number of bytes not number of characters
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// Also allow for the 1-byte tag and up to 3 zero padding bytes
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if((aData.Size()+3 <= KMaxUint16Val) && ((iPtr->MaxLength()-iPtr->Length()) > (aData.Size()+4)))
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{
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// Make sure buffer is word aligned after adding 3 bytes for tag and length
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switch(iPtr->Size()%4)
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{
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case 0:
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AppendInt8(KTagPadZeroValue);
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break;
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case 1:
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break;
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case 2:
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AppendInt8(KTagPadZeroValue);
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AppendInt8(KTagPadZeroValue);
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AppendInt8(KTagPadZeroValue);
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break;
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case 3:
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AppendInt8(KTagPadZeroValue);
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AppendInt8(KTagPadZeroValue);
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break;
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default:
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break;
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}
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AppendInt8(aTagValue);
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TUint16 len=(TUint16) aData.Size();
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iPtr->Append((const TUint8*)&len,2);
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TUint8* dataPtr=reinterpret_cast<TUint8*>(const_cast<TUint16*>(aData.Ptr()));
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iPtr->Append(dataPtr,len);
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return KErrNone;
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}
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else
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{
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return KErrOverflow;
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}
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}
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/**
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* Puts a 8-bit descriptor value into buffer.
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*
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* The valid tags for use with 8-bit descriptors are:
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*
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* @li None.
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*
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* @param aTagValue Tag byte to use.
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* @param aData Value to put in the buffer.
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*
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* @return KErrNone if successful, KErrOverflow if there is not enough
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* space in the buffer or KErrArgument if the parameter is invalid.
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*
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* @capability None
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*/
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EXPORT_C TInt CPhoneBookBuffer::PutTagAndValue(TUint8 aTagValue, const TDesC8 &aData)
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{
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//
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// No Tags support 8bit text...
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//
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(void) aTagValue;
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(void) aData;
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return KErrArgument;
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// // First need to ensure that aData can fit into the supplied buffer
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// if((aData.Size() <= KMaxUint16Val) && ((iPtr->MaxLength()-iPtr->Length()) > (aData.Size()+1)))
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// {
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// AppendInt8(aTagValue);
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// TUint16 len=(TUint16) aData.Length();
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// iPtr->Append((const TUint8*)&len,2);
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// iPtr->Append(aData);
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// return KErrNone;
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// }
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// else
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// {
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// return KErrOverflow;
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// }
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}
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EXPORT_C TInt CPhoneBookBuffer::RemovePartialEntry()
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/**This function will rollback the buffer to the end of the last complete
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phonebook entry and remove any data after this.
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@return KErrNone if successful.
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@capability None
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*/
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{
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iPtr->SetLength(iPtr->MaxLength() - iMonitor.Length());
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iMonitor.FillZ();
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return KErrNone;
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}
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EXPORT_C void CPhoneBookBuffer::StartRead()
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/** This function member sets the CPhoneBookBuffer class' iRead member data to
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point to the start of the populated TLV buffer, ready to start data extraction
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from the buffer.
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@capability None
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*/
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{
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iRead.Set(*iPtr);
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}
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EXPORT_C TInt CPhoneBookBuffer::GetTagAndType(TUint8 &aTagValue, TPhBkTagType &aDataType)
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/** This function member reads the next tag value from the buffer.
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@param aTagValue On completion, the next Tag type from the buffer.
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@param aDataType On completion, the data type associated with the tag value.
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@return KErrNone if successful, or KErrNotFound if there are no more tags in
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the buffer.
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@capability None
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*/
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{
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// Check we've not reached end of buffer - if we have then return
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TInt length = iRead.Length();
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if (length<=0)
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return KErrNotFound;
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// Extract all padding zero bytes until tag is found
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TInt i=0;
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do
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{
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aTagValue=iRead[i++];
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}
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while ((aTagValue==KTagPadZeroValue) && i<length);
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if (i < length)
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iRead.Set(iRead.Mid(i));
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else
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return KErrNotFound;
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switch(aTagValue) // set tag type according to the tag value
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{
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case RMobilePhoneBookStore::ETagPBNewEntry:
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case RMobilePhoneBookStore::ETagPBAnrStart:
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aDataType = EPhBkTypeNoData;
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break;
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case RMobilePhoneBookStore::ETagPBBearerCap:
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case RMobilePhoneBookStore::ETagPBEntryControl:
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case RMobilePhoneBookStore::ETagPBHiddenInfo:
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case RMobilePhoneBookStore::ETagPBTonNpi:
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case RMobilePhoneBookStore::ETagPBUniqueId:
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case RMobilePhoneBookStore::ETagPBEntryStatus:
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aDataType = EPhBkTypeInt8;
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break;
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case RMobilePhoneBookStore::ETagPBAdnIndex:
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aDataType = EPhBkTypeInt16;
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break;
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case RMobilePhoneBookStore::ETagPBSecondName:
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case RMobilePhoneBookStore::ETagPBGroupName:
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case RMobilePhoneBookStore::ETagPBEmailAddress:
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case RMobilePhoneBookStore::ETagPBText:
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case RMobilePhoneBookStore::ETagPBNumber:
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aDataType = EPhBkTypeDes16;
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break;
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default:
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return KErrNotFound;
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}
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return KErrNone;
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}
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EXPORT_C TInt CPhoneBookBuffer::GetValue(TUint16 &aInteger)
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/** Gets a 16-bit integer value from the buffer.
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@param aInteger On completion, the 16-bit value from the buffer.
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@return KErrNone if successful.
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@capability None
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*/
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{
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aInteger=(TUint16)((iRead[1]<<8)+iRead[0]); // Dependant upon endianess
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iRead.Set(iRead.Mid(2));
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return KErrNone;
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}
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EXPORT_C TInt CPhoneBookBuffer::GetValue(TUint8 &aInteger)
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/** Gets a 8-bit integer value from the buffer.
|
|
428 |
|
|
429 |
@param aInteger On completion, the 8-bit value from the buffer.
|
|
430 |
@return KErrNone if successful.
|
|
431 |
@capability None
|
|
432 |
*/
|
|
433 |
{
|
|
434 |
aInteger=(TUint8)(iRead[0]);
|
|
435 |
iRead.Set(iRead.Mid(1));
|
|
436 |
return KErrNone;
|
|
437 |
}
|
|
438 |
|
|
439 |
EXPORT_C TInt CPhoneBookBuffer::GetValue(TUint32 &aInteger)
|
|
440 |
/** Gets a 32-bit integer value from the buffer.
|
|
441 |
|
|
442 |
@param aInteger On completion, the 32-bit value from the buffer.
|
|
443 |
@return KErrNone if successful.
|
|
444 |
@capability None
|
|
445 |
*/
|
|
446 |
{
|
|
447 |
TUint16 aMSW(0), aLSW(0);
|
|
448 |
GetValue(aLSW);
|
|
449 |
GetValue(aMSW);
|
|
450 |
aInteger=(TUint32)((aMSW<<16)+aLSW); // Dependant upon endianess
|
|
451 |
return KErrNone;
|
|
452 |
}
|
|
453 |
|
|
454 |
EXPORT_C TInt CPhoneBookBuffer::GetValue(TPtrC8 &aData)
|
|
455 |
/** Gets a 8-bit descriptor from the buffer. The read pointer is then incremented past the read value.
|
|
456 |
|
|
457 |
@param aData On completion, the 8-bit descriptor from the buffer.
|
|
458 |
@return KErrNone if successful.
|
|
459 |
@capability None
|
|
460 |
*/
|
|
461 |
{
|
|
462 |
TUint16 len;
|
|
463 |
len=(TUint16)((iRead[1]<<8)+iRead[0]); // Dependant upon endianess
|
|
464 |
aData.Set(iRead.Mid(2,len));
|
|
465 |
iRead.Set(iRead.Mid(len+2));
|
|
466 |
return KErrNone;
|
|
467 |
}
|
|
468 |
|
|
469 |
EXPORT_C TInt CPhoneBookBuffer::GetValue(TPtrC16 &aData)
|
|
470 |
/** Gets a 16-bit descriptor from the buffer.
|
|
471 |
|
|
472 |
@param aData On completion, the 16-bit descriptor from the buffer.
|
|
473 |
The read pointer is then incremented past the read value.
|
|
474 |
@return KErrNone if successful.
|
|
475 |
@capability None
|
|
476 |
*/
|
|
477 |
{
|
|
478 |
TUint16 size=(TUint16)((iRead[1]<<8)+iRead[0]); // Dependant upon endianess
|
|
479 |
TUint16 len=(TUint16)(size/2);
|
|
480 |
|
|
481 |
iRead.Set(iRead.Mid(2));
|
|
482 |
|
|
483 |
TUint16* dataPtr=reinterpret_cast<TUint16*>(const_cast<TUint8*>(iRead.Ptr()));
|
|
484 |
|
|
485 |
aData.Set(dataPtr,len);
|
|
486 |
|
|
487 |
iRead.Set(iRead.Mid(size));
|
|
488 |
return KErrNone;
|
|
489 |
}
|
|
490 |
|
|
491 |
EXPORT_C TInt CPhoneBookBuffer::BufferLength()
|
|
492 |
/** This function member returns the length of the populated buffer.
|
|
493 |
|
|
494 |
@return The buffer length.
|
|
495 |
@capability None
|
|
496 |
*/
|
|
497 |
{
|
|
498 |
return iPtr->Length();
|
|
499 |
}
|
|
500 |
|
|
501 |
EXPORT_C TInt CPhoneBookBuffer::RemainingReadLength()
|
|
502 |
/** This function member returns the length of the remaining data to read in the
|
|
503 |
populated buffer.
|
|
504 |
|
|
505 |
@return The length of the remaining data.
|
|
506 |
@capability None
|
|
507 |
*/
|
|
508 |
{
|
|
509 |
return iRead.Length();
|
|
510 |
}
|
|
511 |
|
|
512 |
EXPORT_C void CPhoneBookBuffer::SkipValue(TPhBkTagType aDataType)
|
|
513 |
/** This function member skips the next value in the buffer that is waiting to
|
|
514 |
be read. Clients would use this function member if they do not support the
|
|
515 |
field contained in the next data value.
|
|
516 |
|
|
517 |
@param aDataType The data type of the value to skip
|
|
518 |
@capability None
|
|
519 |
*/
|
|
520 |
{
|
|
521 |
TUint16 size=0;
|
|
522 |
switch (aDataType)
|
|
523 |
{
|
|
524 |
case EPhBkTypeInt8:
|
|
525 |
iRead.Set(iRead.Mid(1));
|
|
526 |
break;
|
|
527 |
case EPhBkTypeInt16:
|
|
528 |
iRead.Set(iRead.Mid(2));
|
|
529 |
break;
|
|
530 |
case EPhBkTypeInt32:
|
|
531 |
iRead.Set(iRead.Mid(4));
|
|
532 |
break;
|
|
533 |
case EPhBkTypeDes8:
|
|
534 |
case EPhBkTypeDes16:
|
|
535 |
size=(TUint16)((iRead[1]<<8)+iRead[0]); // Dependant upon endianess
|
|
536 |
iRead.Set(iRead.Mid(2+size));
|
|
537 |
break;
|
|
538 |
default:
|
|
539 |
// EPhBkTypeNoData caught here - no data to skip, so do nothing
|
|
540 |
break;
|
|
541 |
}
|
|
542 |
}
|
|
543 |
|
|
544 |
TInt CPhoneBookBuffer::AppendInt8(TUint8 aInteger)
|
|
545 |
{
|
|
546 |
const TUint8* intAddr=(const TUint8*)&aInteger;
|
|
547 |
iPtr->Append(intAddr,1);
|
|
548 |
return KErrNone;
|
|
549 |
}
|
|
550 |
|
|
551 |
TInt CPhoneBookBuffer::AppendInt16(TUint16 aInteger)
|
|
552 |
{
|
|
553 |
const TUint8* intAddr=(const TUint8*)&aInteger;
|
|
554 |
iPtr->Append(intAddr,2);
|
|
555 |
return KErrNone;
|
|
556 |
}
|
|
557 |
|
|
558 |
TInt CPhoneBookBuffer::AppendInt32(TUint32 aInteger)
|
|
559 |
{
|
|
560 |
const TUint8* intAddr=(const TUint8*)&aInteger;
|
|
561 |
iPtr->Append(intAddr,4);
|
|
562 |
return KErrNone;
|
|
563 |
}
|