systemswstubs/examplecommonisc/IscMultiplexerBase/src/IscMultiplexerBase.cpp
changeset 0 0ce1b5ce9557
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/systemswstubs/examplecommonisc/IscMultiplexerBase/src/IscMultiplexerBase.cpp	Thu Jan 14 07:14:53 2010 +0200
@@ -0,0 +1,348 @@
+/*
+* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Implementation of DIscMultiplexerBase class
+*
+*/
+
+
+
+// INCLUDE FILES
+#include <IscDefinitions.h>
+#include <IscDevice.h>
+#include "IscMultiplexerBase.h"
+#include "IscTrace.h"
+
+
+// EXTERNAL DATA STRUCTURES
+
+// EXTERNAL FUNCTION PROTOTYPES  
+
+// CONSTANTS
+
+// MACROS
+
+// LOCAL CONSTANTS AND MACROS
+
+// MODULE DATA STRUCTURES
+
+// LOCAL FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::DIscMultiplexerBase
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C DIscMultiplexerBase::DIscMultiplexerBase()
+    :iDevice( NULL )
+    {
+    C_TRACE( ( _T( "DIscMultiplexerBase::DIscMultiplexerBase()" ) ) );
+    C_TRACE( ( _T( "DIscMultiplexerBase::DIscMultiplexerBase - return 0x%x" ) ) );
+    }
+    
+// Destructor
+EXPORT_C DIscMultiplexerBase::~DIscMultiplexerBase()
+    {    
+    C_TRACE( ( _T( "DIscMultiplexerBase::~DIscMultiplexerBase()" ) ) );
+    C_TRACE( ( _T( "DIscMultiplexerBase::~DIscMultiplexerBase - return 0x%x" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::CustomFunction
+// API extension function
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+#ifndef API_TRACE_FLAG
+EXPORT_C TInt DIscMultiplexerBase::CustomFunction( 
+    const TUint16,
+    const TUint16 aOperation,
+    TAny* ,
+    const TAny* aChannelPtr )
+#else 
+EXPORT_C TInt DIscMultiplexerBase::CustomFunction( 
+    const TUint16 aChannelId,
+    const TUint16 aOperation,
+    TAny* aParameters,
+    const TAny* aChannelPtr )
+#endif
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::CustomFunction(0x%x, 0x%x, 0x%x, 0x%x)" ), aChannelId, aOperation, aParameters, aChannelPtr ) );
+    CompleteRequest( aOperation, KErrNotSupported, aChannelPtr );
+    return KErrNotSupported;
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::GetChannelInfo
+// Get information on specified channel
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+#ifndef API_TRACE_FLAG
+EXPORT_C TInt DIscMultiplexerBase::GetChannelInfo( 
+    const TUint16, 
+    TDes8& )
+#else 
+EXPORT_C TInt DIscMultiplexerBase::GetChannelInfo( 
+    const TUint16 aChannelNumber, 
+    TDes8& aInfo )
+#endif
+
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::GetChannelInfo(0x%x, 0x%x)" ), aChannelNumber, &aInfo ) );
+    return KErrNotSupported;
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::CompleteRequest
+// Complete specified asynchronous request
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+// This method has been modified to allow channel sharing between application.
+// The completion routine uses directly a pointer on a DLogicalChannel instead of a channel index
+//
+EXPORT_C void DIscMultiplexerBase::CompleteRequest( 
+    TUint16 aReqNumber, 
+    TInt aStatus, 
+    const TAny* aChannelPtr )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::CompleteRequest(0x%x, 0x%x, 0x%x)" ), aReqNumber, aStatus, aChannelPtr ) );
+    iDevice->CompleteRequest( aReqNumber, aStatus, aChannelPtr );
+    A_TRACE( ( _T( "DIscMultiplexerBase::CompleteRequest - return void" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::IsPending
+// Check if specified request is pending in ISC Driver
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt DIscMultiplexerBase::IsPending( 
+    const TUint16 aReqNumber, 
+    const TAny* aChannelPtr )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::IsPending(0x%x, 0x%x)" ), aReqNumber, aChannelPtr ) );
+    return iDevice->IsPending( aReqNumber, aChannelPtr );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::QueueFrame
+// Queue frame for sending
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt DIscMultiplexerBase::QueueFrame( 
+    const TUint16 aChannelId,
+    const TDesC8* aFrame,
+    const TAny* aChannelPtr,
+    TAny* aFrameInfo )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::QueueFrame(0x%x, 0x%x, 0x%x, 0x%x)" ), aChannelId, aFrame, aChannelPtr, aFrameInfo ) );
+    TInt error( KErrNone );
+    if ( !aFrame )
+        {
+        error = KErrBadDescriptor;
+        }
+    else 
+        {
+        error = iDevice->QueueFrame( aChannelId, aFrame, aChannelPtr, aFrameInfo );
+        }
+
+    return error;
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::FlushQueue
+// Start sending the frames
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void DIscMultiplexerBase::FlushQueues()
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::FlushQueue()" ) ) );
+    iDevice->FlushQueues();
+    A_TRACE( ( _T( "DIscMultiplexerBase::FlushQueue - return void" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::ULFlowControl
+// Notify flow control changes to ISC Driver
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void DIscMultiplexerBase::ULFlowControl( 
+    const TInt aULFlowStatus, 
+    TUint16 aChannelId,
+    TAny* aChannelPtr )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::ULFlowControl(0x%x, 0x%x)" ), aULFlowStatus, aChannelPtr ) );    
+    iDevice->ULFlowControl( aULFlowStatus, aChannelId, aChannelPtr );
+    A_TRACE( ( _T( "DIscMultiplexerBase::ULFlowControl - return void" ) ) );
+    }
+
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::ReserveMemoryBlock
+// Reserve memory block
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void DIscMultiplexerBase::ReserveMemoryBlock( 
+    TDes8*& aPtr, 
+    const TUint16 aSize )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::ReserveMemoryBlock(0x%x, 0x%x)" ), aPtr, aSize ) );
+    iDevice->ReserveMemoryBlock( aPtr,aSize );
+    A_TRACE( ( _T( "DIscMultiplexerBase::ReserveMemoryBlock - return void" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::ReleaseMemoryBlock
+// Release the reserved memory block
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void DIscMultiplexerBase::ReleaseMemoryBlock( 
+    TDes8* aPtr )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::ReleaseMemoryBlock(0x%x)" ), aPtr ) );
+    iDevice->ReleaseMemoryBlock( aPtr );
+    A_TRACE( ( _T( "DIscMultiplexerBase::ReleaseMemoryBlock - return void" ) ) );
+    }
+
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::CopyFromUserBuffer
+// Due to GetThreadPtr this method will be deprecated in the future.
+// It is preffered to use GetThreadPtr instead. 
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt DIscMultiplexerBase::CopyFromUserBuffer( 
+    const TDesC8& aUserBuffer,
+    TDes8& aKernelBuffer,
+    const TAny* aChannelPtr,
+    const TInt aOffset )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::CopyFromUserBuffer(0x%x, 0x%x, 0x%x, 0x%x)" ), &aUserBuffer, &aKernelBuffer, aChannelPtr, aOffset ) );
+    return iDevice->CopyFromUserBuffer( aUserBuffer, aKernelBuffer, aChannelPtr, aOffset );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::CopyToUserBuffer
+// Due to GetThreadPtr this method will be deprecated in the future.
+// It is preffered to use GetThreadPtr instead.  
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt DIscMultiplexerBase::CopyToUserBuffer( 
+    TAny* aUserBuffer, 
+    const TDesC8& aKernelBuffer, 
+    const TAny* aChannelPtr,
+    const TInt aOffset )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::CopyToUserBuffer(0x%x, 0x%x, 0x%x, 0x%x)" ), aUserBuffer, &aKernelBuffer, aChannelPtr, aOffset ) );
+    return iDevice->CopyToUserBuffer( aUserBuffer, aKernelBuffer, aChannelPtr, aOffset );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::GetThreadPtr
+// Returns user side thread pointer no owenership is given.
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C DThread* DIscMultiplexerBase::GetThreadPtr( const TAny* aChannelPtr )
+	{
+    A_TRACE( ( _T( "DIscMultiplexerBase::DIscMultiplexerBase::GetThreadPtr(0x%x)" ), aChannelPtr ) );
+	TRACE_ASSERT( aChannelPtr );
+	return iDevice->GetThreadPtr( aChannelPtr );	
+	}
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::CancelSending
+// 
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt DIscMultiplexerBase::CancelSending( 
+    const TUint16 aChannelId, 
+    const TAny* aChannelPtr )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::CancelSending(0x%x, 0x%x)" ), aChannelId, aChannelPtr ) );
+    return iDevice->CancelSending( aChannelId, aChannelPtr );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::Connect
+// Connect ISC Driver to ISC Multiplexer
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void DIscMultiplexerBase::Connect( 
+    DIscDevice* aDevice )
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::Connect(0x%x)" ), aDevice ) );
+    ASSERT_RESET_ALWAYS( aDevice, "IscMultiplexerBase",EIscNullIscDriverPointer );
+    iDevice = aDevice;
+    A_TRACE( ( _T( "DIscMultiplexerBase::Connect - return void" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::SetInitializationParameters
+// Initialization string to multiplexer in case if needed before datatransmission driver has been initialized
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+#ifndef API_TRACE_FLAG
+EXPORT_C void DIscMultiplexerBase::SetInitializationParameters( const TDesC8&)
+#else 
+EXPORT_C void DIscMultiplexerBase::SetInitializationParameters( const TDesC8& aParameters )
+#endif
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::SetInitializationParameters not supported(0x%x)" ), &aParameters ) );
+    }
+
+// -----------------------------------------------------------------------------
+// DIscMultiplexerBase::Install
+// Install from DLogicalDevice
+// ( other items were commented in a header ).
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt DIscMultiplexerBase::Install()
+    {
+    A_TRACE( ( _T( "DIscMultiplexerBase::Install()" ) ) );
+    SetName( &KIscMultiplexerName );
+    TInt r = Install2ndPhase();
+    C_TRACE( ( _T( "DIscMultiplexerBase::Install - return 0x%x" ), r ) );
+    return r;
+    }
+
+// ================= E32Dll ==============
+// E32Dll
+// Dll entry point.
+// Returns: TInt Invariably return KErrNone.
+//
+#if defined( __WINSCW__ )
+DECLARE_STANDARD_LDD()
+    {
+    return NULL;
+    }
+#endif
+//  End of File