--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mtptransports/mtpptpiptransport/ptpipdatatypes/src/tptpipresponsepayload.cpp Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,234 @@
+// Copyright (c) 2008-2009 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:
+//
+
+/**
+ @internalComponent
+*/
+
+#include <mtp/mtpprotocolconstants.h>
+#include "ptpipdatatypes.h"
+#include "tptpipresponsepayload.h"
+
+
+// Dataset element metadata.
+const TPTPIPTypeResponsePayload::TElementInfo TPTPIPTypeResponsePayload::iElementMetaData[ENumElements] =
+ {
+ {EMTPTypeUINT16, 0, KMTPTypeUINT16Size}, // EResponseCode
+ {EMTPTypeUINT32, 2, KMTPTypeUINT32Size}, // ETransactionId
+ {EMTPTypeUINT32, 6, KMTPTypeUINT32Size}, // EParameter1
+ {EMTPTypeUINT32, 10, KMTPTypeUINT32Size}, // EParameter2
+ {EMTPTypeUINT32, 14, KMTPTypeUINT32Size}, // EParameter3
+ {EMTPTypeUINT32, 18, KMTPTypeUINT32Size}, // EParameter4
+ {EMTPTypeUINT32, 22, KMTPTypeUINT32Size} // EParameter5
+ };
+
+/**
+ Constructor.
+ */
+EXPORT_C TPTPIPTypeResponsePayload::TPTPIPTypeResponsePayload() :
+ iElementInfo(iElementMetaData, ENumElements),
+ iBuffer(KSize),
+ //iNumParameters(0)
+ iMaxSetParam(0)
+ {
+ SetBuffer(iBuffer);
+ }
+
+/**
+ Provides the number of parameters in the block which are set.
+ @return the number of set parameters.
+ */
+EXPORT_C TUint TPTPIPTypeResponsePayload::NumParameters() const
+ {
+ return (iMaxSetParam > 0 )? (iMaxSetParam - EParameter1 + 1) : 0;
+ //return iMaxSetParam - EParameter1 + 1;
+ }
+
+/**
+ Copies up to five parameter values into the parameter block dataset from the specified dataset.
+ The paramters to be copied should be non null paramter or valid null paramter.
+
+ @param aFrom The parameter values source dataset. This dataset should define three or five contiguous 32-bit parameter values starting at the specified offset.
+ @param aParamStartOffset The element ID of the first in the set of contiguous
+ source dataset parameter values.
+ @param aParamEndOffset The element ID of the last in the set of contiguous
+ source dataset parameter values.
+ @param aIsNullParamValid a boolean value to check if a null parameter is valid. A value of ETrue means a null parameter is valid; EFalse means invalid.
+ @param aNumOfNullParam the number of valid null parameters to be copied.
+ */
+EXPORT_C void TPTPIPTypeResponsePayload::CopyIn ( const TMTPTypeFlatBase& aFrom,
+ TUint aParamStartOffset, TUint aParamEndOffset,
+ TBool aIsNullParamValid, TUint aNumOfNullParam)
+
+ {
+ __ASSERT_DEBUG((aParamEndOffset >= aParamStartOffset && (aParamEndOffset - aParamStartOffset + 1) <= ENumElements), User::Invariant());
+ TUint32 parameter = KMTPNotSpecified32;
+ TUint numberOfNullParam = 0;
+
+ for (TUint t(EParameter1), s(aParamStartOffset); s <= aParamEndOffset; t++, s++)
+ {
+ parameter = aFrom.Uint32(s);
+ if (parameter != KMTPNotSpecified32)
+ {
+ SetUint32(t, parameter);
+ }
+ else if(aIsNullParamValid && (numberOfNullParam < aNumOfNullParam))
+ {
+ SetUint32(t, parameter);
+ numberOfNullParam++;
+ }
+ }
+ }
+
+/**
+ Copies the non-null parameter values from the parameter block dataset into the specified dataset.
+ Note: the number of parameters to be copied out depends on two conditions:
+ 1. The number of parameters contained in this parameter block dataset.
+ 2. The number of parameters to be copied out to the parameter values sink dataset,
+ which is (aParamEndOffset - aParamStartOffset + 1) by the caller.
+
+ @param aTo The parameter values sink dataset. This dataset should define three or five contiguous 32-bit parameter values starting at the specified offset.
+ @param aParamStartOffset the element ID of the first in the set of contiguous sink dataset parameter values.
+ @param aParamEndOffset the element ID of the last in the set of contiguous sink dataset parameter values.
+ */
+EXPORT_C void TPTPIPTypeResponsePayload::CopyOut( TMTPTypeFlatBase& aTo,
+ TUint aParamStartOffset, TUint aParamEndOffset)
+ {
+ __ASSERT_DEBUG((aParamEndOffset >= aParamStartOffset && (aParamEndOffset - aParamStartOffset + 1) <= ENumElements), User::Invariant());
+// TUint loopCount = aParamEndOffset - aParamStartOffset;
+ for (TUint s(EParameter1), t(aParamStartOffset); (s <= iMaxSetParam && t <= aParamEndOffset); s++, t++)
+ {
+ aTo.SetUint32((t), Uint32(s));
+ }
+ }
+
+/**
+ Resets the dataset.
+ */
+EXPORT_C void TPTPIPTypeResponsePayload::Reset()
+ {
+ TMTPTypeFlatBase::Reset();
+ //iNumParameters = 0;
+ iMaxSetParam = 0;
+ }
+
+/**
+ Setter for the response op code.
+ */
+EXPORT_C void TPTPIPTypeResponsePayload::SetUint16(TInt aElementId, TUint16 aData)
+ {
+ __ASSERT_DEBUG((aElementId == EResponseCode), User::Invariant());
+ TMTPTypeFlatBase::SetUint16(aElementId, aData);
+ }
+
+/**
+ Getter for the response op code.
+ */
+EXPORT_C TUint16 TPTPIPTypeResponsePayload::Uint16(TInt aElementId) const
+ {
+ __ASSERT_DEBUG((aElementId == EResponseCode), User::Invariant());
+ return TMTPTypeFlatBase::Uint16(aElementId);
+ }
+
+/**
+ Setter for the parameters and tran id
+ */
+EXPORT_C void TPTPIPTypeResponsePayload::SetUint32(TInt aElementId, TUint32 aData)
+ {
+ __ASSERT_DEBUG((aElementId != EResponseCode), User::Invariant());
+ if (aElementId >= EParameter1)
+ {
+ if (aElementId > iMaxSetParam)
+ iMaxSetParam = aElementId;
+
+ /**
+ // Recalculate iNumParameters.
+ TInt num((aElementId - EParameter1) + 1);
+
+ if (num > iNumParameters)
+ {
+ iNumParameters = num;
+ }
+ */
+ }
+
+ // Set the element value.
+ TMTPTypeFlatBase::SetUint32(aElementId, aData);
+ }
+
+/**
+ Getter for the parameters and tran id.
+ */
+EXPORT_C TUint32 TPTPIPTypeResponsePayload::Uint32(TInt aElementId) const
+ {
+// __ASSERT_DEBUG((aElementId < iMaxSetParam ), User::Invariant());
+// __ASSERT_DEBUG((aElementId != EResponseCode), User::Invariant());
+ return TMTPTypeFlatBase::Uint32(aElementId);
+ }
+
+
+EXPORT_C TInt TPTPIPTypeResponsePayload::FirstReadChunk(TPtrC8& aChunk) const
+ {
+ TInt ret(TMTPTypeFlatBase::FirstReadChunk(aChunk));
+ TUint64 size(Size());
+
+ if (size < aChunk.Size())
+ {
+ // Truncate the buffer at the last set parameter.
+ aChunk.Set(aChunk.Left(size));
+ }
+
+ return ret;
+ }
+
+EXPORT_C TUint64 TPTPIPTypeResponsePayload::Size() const
+ {
+ return (NumParameters() * KMTPTypeUINT32Size + KHeaderElementsSize);
+ }
+
+EXPORT_C TUint TPTPIPTypeResponsePayload::Type() const
+ {
+ return EPTPIPTypeResponsePayload;
+ }
+
+EXPORT_C TBool TPTPIPTypeResponsePayload::CommitRequired() const
+ {
+ return ETrue;
+ }
+
+/**
+ todo: optimise, start from 5, break on set.
+ */
+EXPORT_C MMTPType* TPTPIPTypeResponsePayload::CommitChunkL(TPtr8& /*aChunk*/)
+ {
+ //iNumParameters = 0;
+
+ // Recalculate iNumParameters.
+ for (TUint i(EParameter1); (i <= EParameter5); i++)
+ {
+ if (TMTPTypeFlatBase::Uint32(i) != KMTPNotSpecified32)
+ {
+ //iNumParameters = (i + 1);
+ iMaxSetParam = i;
+ }
+ }
+ return NULL;
+ }
+
+EXPORT_C const TMTPTypeFlatBase::TElementInfo& TPTPIPTypeResponsePayload::ElementInfo(TInt aElementId) const
+ {
+ return iElementInfo[aElementId];
+ }
+