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/*
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* Copyright (c) 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 the License "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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*/
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#include <kernel.h> // For Kern
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#include "isilink.h" // For DISILink
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#include "iscedefs.h" // For EMuxISI...
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#include "mlinkmuxif.h" // For MLinkMuxIf
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#include "isiroutertrace.h" // For C_TRACE, ASSERT_RESET.. and fault codes
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#include "misilinkrouterif.h" // For MISILinkRouterIf
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#include "isihelpers.h" // For ISI_HEADER_OFFSET_MEDIA
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// Faults
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enum TISILinkFaults
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{
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EISILinkNullPtr = 0x01,
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EISILinkMemAllocFailed,
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EISILinkInitFailed,
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EISILinkInitFailed2,
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EISILinkRegisterFailed,
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EISILinkWrongMedia,
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EISILinkTrxPresenceSyncFailed,
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};
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MISIRouterLinkIf* MISIRouterLinkIf::CreateLinkF(
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MISILinkRouterIf* aRouter,
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const TUint8 aMediaId,
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const TUint8 aTrxId
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)
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{
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C_TRACE( ( _T( "MISIRouterLinkIf::CreateLinkF 0x%x %d %d>" ), aRouter, aMediaId, aTrxId ) );
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ASSERT_RESET_ALWAYS( aRouter, ( EISILinkNullPtr | EDISILinkTraceId << KClassIdentifierShift ) );
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DISILink* link = new DISILink( aRouter, aMediaId, aTrxId );
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ASSERT_RESET_ALWAYS( link, ( EISILinkMemAllocFailed | EDISILinkTraceId << KClassIdentifierShift ) );
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C_TRACE( ( _T( "MISIRouterLinkIf::CreateLinkF 0x%x %d %d created 0x%x<" ), aRouter, aMediaId, aTrxId, link ) );
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return link;
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}
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DISILink::DISILink(
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) : iRouter( NULL ),
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iMux( NULL ),
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iTrxPresent( EFalse )
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{
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C_TRACE( ( _T( "DISILink::DISILink 0x%x>" ), this ) );
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iMediaId = 0; // TODO change to PN_MEDIA_NOT_USED when bridge supports this
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C_TRACE( ( _T( "DISILink::DISILink 0x%x<" ), this ) );
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}
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DISILink::DISILink(
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MISILinkRouterIf* aRouter,
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const TUint8 aMediaId,
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const TUint8 aTrxId
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) : iRouter( aRouter ),
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iMediaId( aMediaId ),
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iTrxId( aTrxId )
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{
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C_TRACE( ( _T( "DISILink::DISILink 0x%x mediaid %d trxid %d>" ), this, aMediaId, aTrxId ) );
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// ISI Media
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iMux = MLinkMuxIf::Register( this, aTrxId, EMuxISI );
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ASSERT_RESET_ALWAYS( aRouter, ( EISILinkRegisterFailed | EDISILinkTraceId << KClassIdentifierShift ) );
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C_TRACE( ( _T( "DISILink::DISILink 0x%x mediaid %d trxid %d<" ), this, iMediaId, iTrxId ) );
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}
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DISILink::~DISILink()
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{
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C_TRACE( ( _T( "DISILink::~DISILink 0x%x>" ), this ) );
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iMux = NULL;
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iRouter = NULL;
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C_TRACE( ( _T( "DISILink::~DISILink 0x%x<" ), this ) );
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}
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// From MMuxLinkIf start
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void DISILink::Receive(
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TDes8& aMsg
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)
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{
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C_TRACE( ( _T( "DISILink::Receive 0x%x 0x%x>" ), this, &aMsg ) );
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ASSERT_RESET_ALWAYS( iMux, ( EISILinkInitFailed | EDISILinkTraceId << KClassIdentifierShift ) );
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ASSERT_RESET_ALWAYS( aMsg.Ptr()[ ISI_HEADER_OFFSET_MEDIA ] == iMediaId, ( EISILinkWrongMedia | aMsg.Ptr()[ 0 ] << KMediaIdShift | EDISILinkTraceId << KClassIdentifierShift ) );
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iRouter->RouteISIMessage( aMsg );
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C_TRACE( ( _T( "DISILink::Receive 0x%x 0x%x<" ), this, &aMsg ) );
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}
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/*
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* Called with FM held, no blocking no nesting of FMs and no allocation.
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*/
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void DISILink::EnqueTrxPresenceChangedDfc(
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TBool aPresent
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)
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{
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// No traces allowed due to not allowed to block.
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ASSERT_RESET_ALWAYS( ( iTrxPresent != aPresent ), ( EISILinkTrxPresenceSyncFailed | EDISILinkTraceId << KClassIdentifierShift ) );
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iTrxPresent = aPresent;
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}
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// From MMuxLinkIf end
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// From MISIRouterLinkIf start
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void DISILink::Release(
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// None
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)
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{
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C_TRACE( ( _T( "DISILink::Release 0x%x>" ), this ) );
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delete this;
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C_TRACE( ( _T( "DISILink::Release 0x%x<" ), this ) );
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}
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TBool DISILink::Send(
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TDes8& aMsg
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)
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{
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C_TRACE( ( _T( "DISILink::Send 0x%x 0x%x>" ), this, &aMsg ) );
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ASSERT_RESET_ALWAYS( iMux, ( EISILinkInitFailed2 | EDISILinkTraceId << KClassIdentifierShift ) );
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if( iTrxPresent )
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{
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TUint8* msgPtr = const_cast<TUint8*>( aMsg.Ptr() );
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msgPtr[ ISI_HEADER_OFFSET_MEDIA ] = iMediaId;
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// Send with default prio.
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iMux->Send( aMsg, EMuxISI );
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C_TRACE( ( _T( "DISILink::Send ok 0x%x %d 0x%x<" ), this, iTrxPresent, &aMsg) );
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return ETrue;
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}
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C_TRACE( ( _T( "DISILink::Send failed 0x%x %d 0x%x<" ), this, iTrxPresent, &aMsg) );
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return EFalse;
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}
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// From MISIRouterLinkIf end
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