userlibandfileserver/fileserver/sfile/sf_std.inl
changeset 9 96e5fb8b040d
child 21 e7d2d738d3c2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/userlibandfileserver/fileserver/sfile/sf_std.inl	Thu Dec 17 09:24:54 2009 +0200
@@ -0,0 +1,337 @@
+// Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "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:
+// f32\sfile\sf_std.inl
+// 
+//
+
+#ifndef SF_STD_INL
+#define SF_STD_INL
+
+//Class CFsRequest
+
+void CFsRequest::Kill(TInt aReason)
+	{
+	if(!ErrorPlugin(aReason))
+		Message().Kill(aReason);
+	}
+
+void CFsRequest::Terminate(TInt aReason)
+	{
+	if(!ErrorPlugin(aReason))
+		Message().Terminate(aReason);
+	}
+
+void CFsRequest::Panic(const TDesC &aCategory,TInt aReason)
+	{
+	__IF_DEBUG(Print(_L("CFsRequest::Panic %S %d"),&aCategory,aReason));	
+	if(!ErrorPlugin(aReason))
+		Message().Panic(aCategory,aReason);
+	}
+
+TBool CFsRequest::ErrorPlugin(TInt aError)
+	{
+	CFsMessageRequest& self = *(CFsMessageRequest*)this;
+	CFsPlugin* plugin = self.iOwnerPlugin;
+	if(plugin)
+		{
+		plugin->iLastError = aError;
+		plugin->iThreadP->OperationLockSignal();
+		self.iOwnerPlugin = NULL;
+		return ETrue;
+		}
+	return EFalse;
+	}
+
+// class CFsObjectIx
+TInt CFsObjectIx::Count() const 
+	{return(iHighWaterMark);}
+TInt CFsObjectIx::ActiveCount() const 
+	{return(iNumEntries);}
+void CFsObjectIx::Lock() 
+	{iLock.Wait();}
+void CFsObjectIx::Unlock() 
+	{iLock.Signal();}
+
+// class CFsObjectCon
+void CFsObjectCon::Lock() 
+	{iLock.Wait();}
+void CFsObjectCon::Unlock() 
+	{iLock.Signal();}
+TInt CFsObjectCon::UniqueID() const 
+	{return(iUniqueID);}
+TInt CFsObjectCon::Count() const 
+	{return(iCount);}
+
+// class CDisconnectThread
+CFsInternalRequest* CDisconnectThread::GetRequest() 
+	{return(iRequest);}
+
+
+
+
+
+
+
+
+// class CServerFs
+void CServerFs::SessionQueueLockWait()
+	{iSessionQueueLock.Wait();}
+
+void CServerFs::SessionQueueLockSignal()
+	{iSessionQueueLock.Signal();}
+
+// class CSessionFs
+void CSessionFs::IncResourceCount() 
+	{ __e32_atomic_add_ord32(&iResourceCount, 1); }
+void CSessionFs::DecResourceCount() 
+	{ __e32_atomic_add_ord32(&iResourceCount, (TUint32)(-1)); }
+CFsObjectIx& CSessionFs::Handles() 
+	{return(*iHandles);}
+
+
+HBufC& CSessionFs::Path() 
+	{/*__CHECK_MAINTHREAD();*/ return(*iPath);}
+void CSessionFs::SetPath(HBufC* aPath) 
+	{__CHECK_MAINTHREAD(); iPath=aPath;}
+
+TThreadId& CSessionFs::ThreadId()
+	{ return iId; }
+void CSessionFs::SetThreadId(const TThreadId& aId)
+	{
+	iId = aId; 
+	}
+
+
+// class TReservedDriveAccess
+TReservedDriveAccess::TReservedDriveAccess(TInt aDriveNumber)
+  : iDriveNumber(aDriveNumber),
+	iReservedSpace(0),
+	iReservedAccess(EFalse)
+	{ }
+
+TReservedDriveAccess::TReservedDriveAccess(TInt aDriveNumber, TInt aReservedSpace)
+  : iDriveNumber(aDriveNumber),
+	iReservedSpace(aReservedSpace),
+	iReservedAccess(EFalse)
+	{ }
+
+
+// class TOperation
+TBool TOperation::IsSync() const 
+	{return(iFlags & ESync)?(TBool)ETrue:(TBool)EFalse;}
+TInt TOperation::Function()
+	{return(iFunction);}
+TInt TOperation::Initialise(CFsRequest* aRequest) 
+	{return((*iInitialise)(aRequest));}	
+TInt TOperation::PostInitialise(CFsRequest* aRequest) 
+	{return((*iPostInitialise)(aRequest));}	
+TInt TOperation::DoRequestL(CFsRequest* aRequest) 
+	{return((*iDoRequestL)(aRequest));}
+TFsPluginRequest::TF32ArgType TOperation::Arg(TUint aIndex)
+	{return((TFsPluginRequest::TF32ArgType)((TUint8*)&iArgs)[aIndex]);}
+
+
+inline void TMsgOperation::Set(TInt64 aPos, TInt aLength, TUint8* aData, TInt aOffset, TInt aNextState)
+	{
+	iReadWriteArgs.iPos = aPos;
+	iReadWriteArgs.iTotalLength = iReadWriteArgs.iLength = aLength;
+	iReadWriteArgs.iData = aData;
+	iReadWriteArgs.iOffset = aOffset;
+	iClientRequest = EFalse;
+	iState = aNextState;
+	}
+
+//Operations pushed from the client use this version of Set
+inline void TMsgOperation::Set(TInt64 aPos, TInt aLength, TDesC8* aData, TInt aOffset, TInt aNextState)
+	{
+	iReadWriteArgs.iPos = aPos;
+	iReadWriteArgs.iTotalLength = iReadWriteArgs.iLength = aLength;
+	iReadWriteArgs.iData = aData;
+	iReadWriteArgs.iOffset = aOffset;
+	iClientRequest = ETrue;
+	iState = aNextState;
+	}
+
+// class CFsRequest
+TOperation* CFsRequest::Operation() 
+	{return(iOperation);}
+CSessionFs* CFsRequest::Session() 
+	{return(iSession);}
+void CFsRequest::SetSession(CSessionFs* aSession) 
+	{iSession=aSession;}
+TInt CFsRequest::DriveNumber() 
+	{return(iDriveNumber);}
+void CFsRequest::SetDriveNumber(TInt aDriveNumber) 
+	{iDriveNumber=aDriveNumber;}
+TBool CFsRequest::IsCompleted() 
+	{return(iIsCompleted);}
+void CFsRequest::SetCompleted(TBool aIsCompleted) 
+	{iIsCompleted=aIsCompleted;}
+TUint CFsRequest::ScratchValue() 
+	{return I64LOW(iScratchValue);}
+void CFsRequest::SetScratchValue(const TUint aValue) 
+	{SetAndOpenScratchValue(aValue);}
+TInt64 CFsRequest::ScratchValue64() 
+	{return(iScratchValue);}
+void CFsRequest::SetScratchValue64(const TInt64& aValue) 
+	{SetAndOpenScratchValue(aValue);}
+TBool CFsRequest::IsSeparateThread() 
+	{return(!iOperation->IsSync());}
+TBool CFsRequest::IsPostOperation() const
+	{return iFlags & EPostOperation;}
+void CFsRequest::SetPostOperation(TBool aSet)
+	{aSet? iFlags |= EPostOperation : iFlags &= ~EPostOperation;}
+TBool CFsRequest::IsPluginSpecific() const
+	{return(iOperation->iFunction == EFsPluginOpen      || 
+			iOperation->iFunction == EFsPluginDoRequest ||
+			iOperation->iFunction == EFsPluginDoControl ||
+			iOperation->iFunction == EFsPluginDoCancel);}
+
+TBool CFsRequest::IsExpectedResult(TInt aError) const
+	{return ((aError == KErrNone) || 
+			(iOperation->iFunction == EFsDirReadPacked && aError == KErrEof));}
+
+void CFsRequest::SetError(TInt aError)
+	{iError = aError;}
+
+TInt CFsRequest::GetError() const
+	{return iError;}
+
+TBool CFsRequest::IsChangeNotify() const
+	{ return ( iSession && iSession->IsChangeNotify() && iOperation->IsChangeNotify()); }
+
+void CFsRequest::SetState(TReqStates aReqState)
+	{ iReqState = aReqState; }
+
+TBool CFsRequest::DirectToDrive() 
+	{ return(iDirectToDrive); }
+
+TBool CFsRequest::IsFsObjectOpen()
+	{ return iFlags & EFsObjectOpen;}
+void CFsRequest::SetFsObjectOpen(TBool aSet)
+	{aSet? iFlags |= EFsObjectOpen : iFlags &= ~EFsObjectOpen;}
+
+/**
+Returns ETrue if the IPC Message Argument slot is packed with descriptor data for
+EFsFileRead, EFsFileWrite, EFsFileSeek, EFsFileLock, EFsFileUnLock, EFsFileSize,
+EFsFileSetSize and EFsReadFileSection requests.
+
+@panic if the aMsgNum is greater than the number of IPC message arguments, KMaxMessageArguments.
+
+@param IPC message argument index
+*/
+TBool CFsRequest::IsDescData(TInt aMsgNum)
+	{
+	__ASSERT_DEBUG(aMsgNum < KMaxMessageArguments, Fault(EBadMessageSlotIndex));
+	return ((1 << (aMsgNum + KIpcFlagOffset)) & Message().Function())?(TBool)ETrue:(TBool)EFalse;
+	}
+
+/**
+Least 16 bits (0 to 15) are used for file server operation index. 
+Remaining bits (16 to 31) are reserved for other purposes.
+Should be called in place of CFsRequest::Message().Function()
+if the file server operation index is required.
+
+@return Returns the file server operation index by masking the upper 16 bits.
+*/ 
+TInt CFsRequest::FsFunction()
+	{return (Message().Function() & KIpcFunctionMask);}
+
+// class CFsMessageRequest
+void CFsMessageRequest::SetMessage(RMessage2& aMessage) 
+	{iMessage=aMessage;}
+
+TMsgOperation* CFsMessageRequest::CurrentOperationPtr()
+	{return iCurrentOperation;}
+
+// class CFsInternalRequest
+void CFsInternalRequest::SetThreadHandle(TInt aThreadHandle) 
+	{iThreadHandle=aThreadHandle;}
+TInt CFsInternalRequest::ThreadHandle() 
+	{return(iThreadHandle);}
+TRequestStatus& CFsInternalRequest::Status() 
+	{return(iStatus);}
+TBool CFsInternalRequest::IsAllocated() 
+	{return(iIsAllocated);}
+void CFsInternalRequest::SetAllocated() 
+	{iIsAllocated=ETrue;}
+
+// class CFsMessageRequest
+TBool CFsMessageRequest::IsFreeChanged() 
+	{return(iFlags & EFreeChanged);}
+void CFsMessageRequest::SetFreeChanged(TBool aChanged) 
+	{ if (aChanged) iFlags |= EFreeChanged; else iFlags &= ~EFreeChanged;};
+TBool CFsMessageRequest::IsAllocated() 
+	{return(iFlags & EIsAllocated);}
+void CFsMessageRequest::SetAllocated() 
+	{iFlags |= EIsAllocated;}
+CFsMessageRequest::CFsMessageRequest()
+	{iFlags &= ~EIsAllocated;}
+
+TBool CFsMessageRequest::PostInterceptEnabled()
+	{return iFlags & EPostInterceptEnabled;}
+void CFsMessageRequest::EnablePostIntercept(TBool aEnable)
+	{if (aEnable) iFlags |= EPostInterceptEnabled; else iFlags &= ~EPostInterceptEnabled;}
+
+
+
+inline TInt& CFsMessageRequest::LastError()
+	{
+	return iLastError;
+	}
+inline void CFsMessageRequest::SetLastError(TInt aLastError)
+	{
+	iLastError = aLastError;
+	}
+
+inline void CFsMessageRequest::Init()
+	{
+	SetLastError(KErrNone);
+	iCurrentOperation = NULL;
+	}
+
+
+// class CNotifyInfo
+CSessionFs* CNotifyInfo::Session() 
+	{return(iSession);}
+TRequestStatus* CNotifyInfo::Status() 
+	{return(iStatus);}
+
+#if defined(_USE_CONTROLIO) || defined(_DEBUG) || defined(_DEBUG_RELEASE)
+// Class RequestAllocator
+/** returns number of dynamically allocated requests  */
+TInt RequestAllocator::AllocatedCount()
+{ return iAllocated;}
+/** returns number of permanently & dynamically allocated requests  */
+TInt RequestAllocator::TotalCount()
+{ return iAllocated + iAllocNum;}
+#endif
+
+//---------------------------------------------------------------------------------------------------------------------
+
+inline CFileSystem* CMountBody::GetFileSystem() const 
+    {
+    return iFSys;
+    }
+
+inline void CMountBody::SetFileSystem(CFileSystem* aFsys) 
+    {
+    iFSys = aFsys;
+    }
+
+
+
+#endif //SF_STD_INL
+
+