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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 "queue.h"
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#include "iadtrace.h" // For C_TRACE..
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#include "OstTraceDefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "queueTraces.h"
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#endif
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// NOTE!!! Ensure thattrace prints are out of critical section's at least with fast mutex / semaphore.
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// CONSTS
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const TInt KOneLeft( 1 );
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EXPORT_C DQueue::DQueue(
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const TInt aSize
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// None
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)
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{
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OstTrace1( TRACE_NORMAL, DQUEUE_DQUEUE_ENTRY, ">DQueue::DQueue;aSize=%d", aSize );
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C_TRACE( ( _T( "DQueue::DQueue 0x%x %d ->" ), this, aSize ) );
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iQueueMutex = new NFastMutex();
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ASSERT_RESET_ALWAYS( iQueueMutex, EIADMemoryAllocationFailure | EIADFaultIdentifier14 << KFaultIdentifierShift );
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iSize = aSize;
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ASSERT_RESET_ALWAYS( ( iSize >= KOneLeft ), EIADQueueOutOfSync | EIADFaultIdentifier15 << KFaultIdentifierShift );
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iInputIndex = 0;
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iOutputIndex = 0;
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iCount = 0;
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// Reserve memory for the buffer.
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iRingBuffer = new TDes8*[ aSize ];
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C_TRACE( ( _T( "DQueue::DQueue 0x%x" ), iRingBuffer ) );
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ASSERT_RESET_ALWAYS( iRingBuffer, EIADMemoryAllocationFailure | EIADFaultIdentifier15 << KFaultIdentifierShift );
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for( TInt i( 0 ); i < iSize; ++i )
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{
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iRingBuffer[ i ] = NULL;
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}
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C_TRACE( ( _T( "DQueue::DQueue 0x%x <-" ), this ) );
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OstTrace0( TRACE_NORMAL, DQUEUE_DQUEUE, "<DQueue::DQueue" );
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}
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EXPORT_C DQueue::~DQueue(
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// None
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)
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{
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OstTrace0( TRACE_NORMAL, DUP1_DQUEUE_DQUEUE_ENTRY, ">DQueue::~DQueue" );
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C_TRACE( ( _T( "DQueue::~DQueue 0x%x %d ->" ), this, iCount ) );
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// NOTE! This don't deallocate the blocks from the allocated memory just the pointers!
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ASSERT_RESET_ALWAYS( iCount == 0, EIADQueueOutOfSync | EIADFaultIdentifier1 << KFaultIdentifierShift );
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C_TRACE( ( _T( "DQueue::~DQueue TBRx" ) ) );
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for( TInt i( 0 ); i < iSize; ++i )
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{
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TDes8* temp = iRingBuffer[ i ];
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if( temp )
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{
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C_TRACE( ( _T( "DQueue::~DQueue ptr 0x%x" ), temp ) );
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OstTrace1( TRACE_NORMAL, DUP1_DQUEUE_DQUEUE, "DQueue::~DQueue;temp=%x", temp );
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delete temp;
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temp = NULL;
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}
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}
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C_TRACE( ( _T( "DQueue::~DQueue TBRz" ) ) );
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///* TODO!!! CHECK THIS OUT
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if( iRingBuffer )
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{
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C_TRACE( ( _T( "DQueue::~DQueue iRingBuffer 0x%x, iRingBuffer[0] 0x%x" ), iRingBuffer, iRingBuffer[0] ) );
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OstTraceExt2( TRACE_NORMAL, DUP2_DQUEUE_DQUEUE, "DQueue::~DQueue;iRingBuffer=%x;iRingBuffer[0]=%x", (TUint)(iRingBuffer), (TUint)(iRingBuffer[0]) );
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delete [] iRingBuffer;
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iRingBuffer = NULL;
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}
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iSize = 0;
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iInputIndex = 0;
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iOutputIndex = 0;
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iCount = 0;
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if( iQueueMutex )
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{
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C_TRACE( ( _T( "DQueue::~DQueue iQueueMutex" ) ) );
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OstTrace0( TRACE_NORMAL, DUP3_DQUEUE_DQUEUE, "DQueue::~DQueue iQueueMutex" );
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delete iQueueMutex;
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iQueueMutex = NULL;
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}
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C_TRACE( ( _T( "DQueue::~DQueue 0x%x <-" ), this ) );
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OstTrace0( TRACE_NORMAL, DUP1_DQUEUE_DQUEUE_EXIT, "<DQueue::~DQueue" );
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}
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EXPORT_C void DQueue::Add(
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const TDesC8& aMessage
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)
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{
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OstTrace1( TRACE_NORMAL, DQUEUE_ADD_ENTRY, ">DQueue::Add;aMessage=%x", ( TUint )&( aMessage ) );
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C_TRACE( ( _T( "DQueue::Add 0x%x %d %d %d %d 0x%x ->" ), this, iSize, iCount, iInputIndex, iOutputIndex, &aMessage ) );
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NKern::FMWait( iQueueMutex );
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// If queue get's overfilled throw kernel fault.
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// TODO: to change with cmt so that returns error code before when queue gets full
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ASSERT_RESET_ALWAYS( ( iCount < iSize ), EIADQueueOutOfSync | EIADFaultIdentifier2 << KFaultIdentifierShift );
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// Place the buffer into the queue.
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iRingBuffer[ iInputIndex ] = static_cast<TDes8*>( &const_cast<TDesC8&>( aMessage ) );
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// Adjust input pointer.
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iInputIndex = ( ( iInputIndex + 1 ) % iSize );
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// Remember the amount of the requests in the queue.
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iCount++;
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NKern::FMSignal( iQueueMutex );
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C_TRACE( ( _T( "DQueue::Add 0x%x %d %d %d %d 0x%x <-" ), this, iSize, iCount, iInputIndex, iOutputIndex, &aMessage ) );
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OstTrace0( TRACE_NORMAL, DQUEUE_ADD, "<DQueue::Add" );
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}
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EXPORT_C TUint16 DQueue::Count(
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// None
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)
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{
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OstTrace0( TRACE_NORMAL, DQUEUE_COUNT_ENTRY, ">DQueue::Count" );
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C_TRACE( ( _T( "DQueue::Count 0x%x %d <->" ), this, iCount ) );
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TUint16 count( KErrNone );
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NKern::FMWait( iQueueMutex );
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// If count is too big.
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ASSERT_RESET_ALWAYS( ( iCount <= iSize ), EIADQueueOutOfSync | EIADFaultIdentifier3 << KFaultIdentifierShift );
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count = iCount;
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NKern::FMSignal( iQueueMutex );
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OstTraceExt1( TRACE_NORMAL, DQUEUE_COUNT, "<DQueue::Count;count=%hu", count );
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return count;
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}
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EXPORT_C TDes8& DQueue::Get(
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// None
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)
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{
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OstTraceExt5( TRACE_NORMAL, DQUEUE_GET_ENTRY, ">DQueue::Get;iSize=%hu;iCount=%hu;iInputIndex=%hu;iOutputIndex=%hu;this=%x", iSize, iCount, iInputIndex, iOutputIndex, (TUint)(this));
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C_TRACE( ( _T( "DQueue::Get 0x%x %d %d %d %d ->" ), this, iSize, iCount, iInputIndex, iOutputIndex ) );
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NKern::FMWait( iQueueMutex );
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// If queue is empty.
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ASSERT_RESET_ALWAYS( ( iCount > 0 ), EIADQueueOutOfSync | EIADFaultIdentifier4 << KFaultIdentifierShift );
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// Get the buffer from the queue.
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TDes8* temp = iRingBuffer[ iOutputIndex ];
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// Set buffer location to NULL.
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iRingBuffer[ iOutputIndex ] = NULL;
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// Adjust output pointer.
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iOutputIndex = ( ( iOutputIndex + 1 ) % iSize );
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// Remember the amount of the requests in the queue.
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iCount--;
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NKern::FMSignal( iQueueMutex );
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ASSERT_RESET_ALWAYS( temp, EIADQueueOutOfSync | EIADFaultIdentifier5 << KFaultIdentifierShift );
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C_TRACE( ( _T( "DQueue::Get 0x%x %d %d %d %d 0x%x <-" ), this, iSize, iCount, iInputIndex, iOutputIndex, temp ) );
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OstTraceExt5( TRACE_NORMAL, DQUEUE_GET_EXIT, "<DQueue::Get;iCount=%hu;iInputIndex=%hu;iOutputIndex=%hu;this=%x;temp=%x", iCount, iInputIndex, iOutputIndex, (TUint)(this), (TUint)(temp) );
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return *temp;
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}
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EXPORT_C void DQueue::RollBack(
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const TDesC8& aMsgToRoll
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)
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{
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OstTraceExt5( TRACE_NORMAL, DQUEUE_ROLLBACK_ENTRY, "DQueue::RollBack;aMsgToRoll=%x;iSize=%hu;iCount=%hu;iInputIndex=%hu;iOutputIndex=%hu", ( TUint )&( aMsgToRoll ), iSize, iCount, iInputIndex, iOutputIndex );
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OstTrace1( TRACE_NORMAL, DQUEUE_ROLLBACK, "DQueue::RollBack;this=%x", (TUint)(this) );
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C_TRACE( ( _T( "DQueue::RollBack 0x%x %d %d %d %d 0x%x ->" ), this, iSize, iCount, iInputIndex, iOutputIndex, &aMsgToRoll ) );
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NKern::FMWait( iQueueMutex );
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ASSERT_RESET_ALWAYS( ( iCount < iSize ), EIADQueueOutOfSync | EIADFaultIdentifier6 << KFaultIdentifierShift );
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// If needs to rollback from 0 to iSize -1 index.
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iOutputIndex = ( iOutputIndex == 0 ) ? iSize : iOutputIndex;
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// Adjust output pointer.
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iOutputIndex = ( ( iOutputIndex - 1 ) % iSize );
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// Get the descriptor from queue where the rollback is made.
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iRingBuffer[ iOutputIndex ] = static_cast<TDes8*>( &const_cast<TDesC8&>( aMsgToRoll ) );
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// Remember the amount of the requests in the queue.
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iCount++;
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NKern::FMSignal( iQueueMutex );
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C_TRACE( ( _T( "DQueue::RollBack 0x%x %d %d %d %d 0x%x <-" ), this, iSize, iCount, iInputIndex, iOutputIndex, &aMsgToRoll ) );
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OstTraceExt5( TRACE_NORMAL, DQUEUE_ROLLBACK_EXIT, "<DQueue::RollBack;iCount=%hu;iInputIndex=%hu;iOutputIndex=%hu;aMsgToRoll=%x;this=%x", iCount, iInputIndex, iOutputIndex, (TUint)&(aMsgToRoll), (TUint)(this) );
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}
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TIADReq::TIADReq()
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:iRequest( EIADAsyncLast ), iCompleteStatus( KRequestPending )
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{
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OstTrace0( TRACE_NORMAL, TIADREQ_TIADREQ_ENTRY, "<>TIADReq::TIADReq" );
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// None
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}
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EXPORT_C TIADReq::TIADReq( TIADAsyncRequest aReq, TInt aStat )
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:iRequest( aReq), iCompleteStatus( aStat )
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{
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OstTraceExt2( TRACE_NORMAL, DUP1_TIADREQ_TIADREQ_ENTRY, "<>TIADReq::TIADReq;aReq=%x;aStat=%d", ( TUint )&( aReq ), aStat );
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ASSERT_RESET_ALWAYS( iRequest != EIADAsyncLast, EIADQueueOutOfSync | EIADFaultIdentifier7 << KFaultIdentifierShift );
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ASSERT_RESET_ALWAYS( iCompleteStatus != KRequestPending, EIADQueueOutOfSync | EIADFaultIdentifier8 << KFaultIdentifierShift );
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}
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EXPORT_C DReqQueue::DReqQueue()
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{
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OstTrace1( TRACE_NORMAL, DREQQUEUE_DREQQUEUE_ENTRY, ">DReqQueue::DReqQueue;this=%x", (TUint)(this) );
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C_TRACE( ( _T( "DReqQueue::DReqQueue 0x%x %d ->" ), this ) );
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iQueueMutex = new NFastMutex();
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ASSERT_RESET_ALWAYS( iQueueMutex, EIADMemoryAllocationFailure | EIADFaultIdentifier16 << KFaultIdentifierShift );
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iSize = EIADAsyncLast;
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ASSERT_RESET_ALWAYS( ( iSize >= KOneLeft ), EIADQueueOutOfSync | EIADFaultIdentifier9 << KFaultIdentifierShift );
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iInputIndex = 0;
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iOutputIndex = 0;
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iCount = 0;
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for( TInt i( 0 ); i < iSize; ++i )
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{
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iReqRingBuffer[ i ].iRequest = EIADAsyncLast;
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iReqRingBuffer[ i ].iCompleteStatus = KRequestPending;
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iReqList[ i ] = NULL;
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}
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C_TRACE( ( _T( "DReqQueue::DReqQueue 0x%x <-" ), this ) );
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OstTrace1( TRACE_NORMAL, DREQQUEUE_DREQQUEUE_EXIT, "<DReqQueue::DReqQueue;this=%x", (TUint)(this) );
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}
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EXPORT_C DReqQueue::~DReqQueue()
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{
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OstTraceExt2( TRACE_NORMAL, DUP1_DREQQUEUE_DREQQUEUE_ENTRY, "DReqQueue::~DReqQueue;this=%x;iCount=%hu", (TUint)(this), iCount );
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C_TRACE( ( _T( "DReqQueue::~DReqQueue 0x%x %d ->" ), this, iCount ) );
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// NOTE! This don't deallocate the blocks from the allocated memory just the pointers!
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ASSERT_RESET_ALWAYS( iCount == 0, EIADQueueOutOfSync | EIADFaultIdentifier10 << KFaultIdentifierShift );
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for( TInt i( 0 ); i < iSize; ++i )
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{
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iReqRingBuffer[ i ].iRequest = EIADAsyncLast;
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iReqRingBuffer[ i ].iCompleteStatus = KRequestPending;
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iReqList[ i ] = NULL;
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}
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iSize = 0;
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iInputIndex = 0;
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iOutputIndex = 0;
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iCount = 0;
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if( iQueueMutex )
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{
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C_TRACE( ( _T( "DReqQueue::~DReqQueue iQueueMutex" ) ) );
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delete iQueueMutex;
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iQueueMutex = NULL;
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}
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C_TRACE( ( _T( "DReqQueue::~DReqQueue 0x%x <-" ), this ) );
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OstTrace1( TRACE_NORMAL, DUP1_DREQQUEUE_DREQQUEUE_EXIT, "<DReqQueue::~DReqQueue;this=%x", this );
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}
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/*
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* In case of queue overflow throw kern::fault, REQ: isaaccessdriver should not lose ISI nor data messages.
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* Adds the message in the end of the ringbuffer queue.
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* @param const TDesC8& aMessage, message to be added.
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*/
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EXPORT_C TBool DReqQueue::Add( TIADReq aReq )
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{
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OstTraceExt5( TRACE_NORMAL, DREQQUEUE_ADD_ENTRY, "DReqQueue::Add;aReq=%x;iSize=%hu;iCount=%hu;iInputIndex=%hu;iOutputIndex=%hu", ( TUint )&( aReq ), iSize, iCount, iInputIndex, iOutputIndex );
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OstTrace1( TRACE_NORMAL, DREQQUEUE_ADD, ">DReqQueue::Add;this=%x", this );
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C_TRACE( ( _T( "DReqQueue::Add 0x%x %d %d %d %d ->" ), this, iSize, iCount, iInputIndex, iOutputIndex ) );
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TBool ok( EFalse );
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NKern::FMWait( iQueueMutex );
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// If queue get's overfilled throw kernel fault.
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ASSERT_RESET_ALWAYS( ( iCount < iSize ), EIADQueueOutOfSync | EIADFaultIdentifier11 << KFaultIdentifierShift );
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ASSERT_RESET_ALWAYS( EIADAsyncLast > aReq.iRequest, EIADOverTheLimits | EIADFaultIdentifier11 << KFaultIdentifierShift );
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if( iReqList[ aReq.iRequest ] )
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{
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// Place the buffer into the queue.
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iReqRingBuffer[ iInputIndex ] = aReq;
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// Adjust input pointer.
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iInputIndex = ( ( iInputIndex + 1 ) % iSize );
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// Remember the amount of the requests in the queue.
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iCount++;
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ok = ETrue;
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}
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NKern::FMSignal( iQueueMutex );
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C_TRACE( ( _T( "DReqQueue::Add 0x%x %d %d %d %d %d <-" ), this, iSize, iCount, iInputIndex, iOutputIndex, ok ) );
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OstTraceExt5( TRACE_NORMAL, DUP1_DREQQUEUE_ADD_EXIT, "DReqQueue::Add;iCount=%hu;iInputIndex=%hu;iOutputIndex=%hu;ok=%x;this=%x", iCount, iInputIndex, iOutputIndex, (TUint)(ok), (TUint)(this) );
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return ok;
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}
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/*
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*Returns the first pointer ( iOutputIndex ) from the ring buffer.
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*/
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EXPORT_C TBool DReqQueue::Empty()
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{
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OstTraceExt2( TRACE_NORMAL, DREQQUEUE_EMPTY_ENTRY, "DReqQueue::Empty;this=%x;iCount=%hu", (TUint)this, iCount );
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C_TRACE( ( _T( "DReqQueue::Empty 0x%x %d <->" ), this, iCount ) );
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return iCount == 0 ? ETrue : EFalse;
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}
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/*
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*Returns the first pointer ( iOutputIndex ) from the ring buffer.
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*/
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EXPORT_C TIADReq DReqQueue::Get()
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{
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OstTraceExt5( TRACE_NORMAL, DREQQUEUE_GET_ENTRY, "DReqQueue::Get;iSize=%hu;iCount=%hu;iInputIndex=%hu;iOutputIndex=%hu;this=%x", iSize, iCount, iInputIndex, iOutputIndex, (TUint)this );
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C_TRACE( ( _T( "DReqQueue::Get 0x%x %d %d %d %d ->" ), this, iSize, iCount, iInputIndex, iOutputIndex ) );
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NKern::FMWait( iQueueMutex );
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// If queue is empty.
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322 |
ASSERT_RESET_ALWAYS( ( iCount > 0 ), EIADQueueOutOfSync | EIADFaultIdentifier12 << KFaultIdentifierShift );
|
|
323 |
// Get the buffer from the queue.
|
|
324 |
ASSERT_RESET_ALWAYS( EIADAsyncLast > iOutputIndex, EIADOverTheLimits | EIADFaultIdentifier12 << KFaultIdentifierShift );
|
|
325 |
TIADReq temp = iReqRingBuffer[ iOutputIndex ];
|
|
326 |
// Set buffer location to NULL.
|
|
327 |
iReqRingBuffer[ iOutputIndex ].iRequest = EIADAsyncLast;
|
|
328 |
iReqRingBuffer[ iOutputIndex ].iCompleteStatus = KRequestPending;
|
|
329 |
// Adjust output pointer.
|
|
330 |
iOutputIndex = ( ( iOutputIndex + 1 ) % iSize );
|
|
331 |
// Remember the amount of the requests in the queue.
|
|
332 |
iCount--;
|
|
333 |
NKern::FMSignal( iQueueMutex );
|
|
334 |
ASSERT_RESET_ALWAYS( temp.iRequest != EIADAsyncLast, EIADQueueOutOfSync | EIADFaultIdentifier13 << KFaultIdentifierShift );
|
|
335 |
ASSERT_RESET_ALWAYS( temp.iCompleteStatus != KRequestPending, EIADQueueOutOfSync | EIADFaultIdentifier14 << KFaultIdentifierShift );
|
|
336 |
C_TRACE( ( _T( "DQueue::Get 0x%x %d %d %d %d <-" ), this, iSize, iCount, iInputIndex, iOutputIndex ) );
|
|
337 |
|
|
338 |
OstTraceExt5( TRACE_NORMAL, DREQQUEUE_GET, "<DReqQueue::Get;iCount=%hu;iInputIndex=%hu;iOutputIndex=%hu;this=%x;temp=%x", iCount, iInputIndex, iOutputIndex, (TUint)(this), (TUint)&temp );
|
|
339 |
return temp;
|
|
340 |
}
|
|
341 |
|
|
342 |
/*
|
|
343 |
* Set req active / deactive. Default deactive.
|
|
344 |
*/
|
|
345 |
EXPORT_C void DReqQueue::SetReq( TIADAsyncRequest aReqToSet, TRequestStatus* aStatus )
|
|
346 |
{
|
|
347 |
OstTraceExt3( TRACE_NORMAL, DREQQUEUE_SETREQ_ENTRY, ">DReqQueue::SetReq;aReqToSet=%x;aStatus=%x;this=%x", ( TUint )&( aReqToSet ), ( TUint )( aStatus ), (TUint)(this) );
|
|
348 |
|
|
349 |
C_TRACE( ( _T( "DReqQueue::SetReq 0x%x %d 0x%x ->" ), this, aReqToSet, aStatus ) );
|
|
350 |
ASSERT_RESET_ALWAYS( aReqToSet < EIADAsyncLast, EIADWrongRequest | EIADFaultIdentifier13 << KFaultIdentifierShift );
|
|
351 |
// If setting same request twice.
|
|
352 |
C_TRACE( ( _T( "DReqQueue::SetReq 0x%x %d 0x%x 0x%x TBR" ), this, aReqToSet, aStatus, iReqList[ aReqToSet ] ) );
|
|
353 |
//jos !NULL ja !NULL fault
|
|
354 |
ASSERT_RESET_ALWAYS( !( !iReqList[ aReqToSet ] && aStatus == NULL ), EIADCommon );
|
|
355 |
iReqList[ aReqToSet ] = aStatus;
|
|
356 |
C_TRACE( ( _T( "DReqQueue::SetReq 0x%x %d 0x%x <-" ), this, aReqToSet, aStatus ) );
|
|
357 |
|
|
358 |
OstTraceExt3( TRACE_NORMAL, DREQQUEUE_SETREQ_EXIT, "<DReqQueue::SetReq;aReqToSet=%x;aStatus=%x;this=%x", ( TUint )&( aReqToSet ), ( TUint )( aStatus ), (TUint)(this) );
|
|
359 |
}
|
|
360 |
|
|
361 |
/*
|
|
362 |
* Set req active / deactive. Default deactive.
|
|
363 |
*/
|
|
364 |
EXPORT_C TRequestStatus* DReqQueue::GetReq( TIADAsyncRequest aReqToGet )
|
|
365 |
{
|
|
366 |
OstTraceExt2( TRACE_NORMAL, DREQQUEUE_GETREQ_ENTRY, ">DReqQueue::GetReq;aReqToGet=%x;this=%x", (TUint)this, ( TUint )&( aReqToGet ) );
|
|
367 |
|
|
368 |
ASSERT_RESET_ALWAYS( aReqToGet < EIADAsyncLast, EIADWrongRequest | EIADFaultIdentifier14 << KFaultIdentifierShift );
|
|
369 |
|
|
370 |
C_TRACE( ( _T( "DReqQueue::GetReq 0x%x 0x%x %d <->" ), this, iReqList[ aReqToGet ], aReqToGet ) );
|
|
371 |
|
|
372 |
TRequestStatus* tmpStatus = iReqList[ aReqToGet ];
|
|
373 |
|
|
374 |
OstTraceExt3( TRACE_NORMAL, DREQQUEUE_GETREQ_EXIT, "<DReqQueue::GetReq;this=%x;aReqToGet=%x;retStatusPtr=%x", (TUint)this, ( TUint )&( aReqToGet ), (TUint)tmpStatus );
|
|
375 |
return tmpStatus;
|
|
376 |
}
|
|
377 |
|
|
378 |
// End of file.
|