userlibandfileserver/fileserver/shostmassstorage/server/controller/tlogicalunitlist.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/userlibandfileserver/fileserver/shostmassstorage/server/controller/tlogicalunitlist.cpp Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,137 @@
+// 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 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:
+//
+
+/**
+ @file
+ @internalTechnology
+*/
+
+#include <e32base.h>
+#include <e32base_private.h>
+#include <d32usbdi.h>
+
+#include <d32usbtransfers.h>
+#include "msctypes.h"
+#include "mscutils.h"
+#include "shared.h"
+#include "msgservice.h"
+#include "botmsctypes.h"
+
+#include "mprotocol.h"
+#include "mtransport.h"
+#include "cbulkonlytransport.h"
+#include "cusbhostmslogicalunit.h"
+#include "cusbhostmsdevice.h"
+#include "cusbmssuspendresume.h"
+
+#include "msdebug.h"
+#include "debug.h"
+
+TLogicalUnitList::~TLogicalUnitList()
+ {
+ __MSFNLOG
+ iLu.ResetAndDestroy();
+ }
+
+void TLogicalUnitList::AddLuL(CUsbHostMsLogicalUnit* aLu)
+ {
+ __MSFNLOG
+ __HOSTPRINT1(_L("Adding LU 0x%x"), aLu);
+ TInt r= FindLu(aLu->Lun());
+
+ if (r < 0)
+ {
+ if (r != KErrNotFound)
+ {
+ User::Leave(r);
+ }
+ }
+ else // If it is able to find the lun already
+ {
+ User::Leave(KErrAlreadyExists);
+ }
+
+ User::LeaveIfError(iLu.Append(aLu));
+ }
+
+
+void TLogicalUnitList::RemoveLuL(TLun aLun)
+ {
+ __MSFNLOG
+ TInt index = FindLu(aLun);
+ User::LeaveIfError(index);
+
+ CUsbHostMsLogicalUnit* lu = iLu[index];
+ TRAPD(err, lu->UnInitL());
+ delete lu;
+ iLu.Remove(index);
+ if(err != KErrNone)
+ User::Leave(err);
+ }
+
+
+void TLogicalUnitList::RemoveAllLuL()
+ {
+ __MSFNLOG
+ TInt ret = KErrNone;
+ for (TInt index = 0; index < iLu.Count(); index++)
+ {
+ CUsbHostMsLogicalUnit* lu = iLu[index];
+ TRAPD(err, lu->UnInitL());
+ delete lu;
+ // set return flag for first error condition
+ if (ret == KErrNone && err != KErrNone)
+ ret = err;
+ }
+
+ iLu.Reset();
+ User::LeaveIfError(ret);
+ }
+
+TInt TLogicalUnitList::Count() const
+ {
+ __MSFNSLOG
+ return iLu.Count();
+ }
+
+TInt TLogicalUnitList::FindLu(TLun aLun) const
+ {
+ __MSFNSLOG
+
+ TInt index;
+ for (index = 0; index < iLu.Count(); index++)
+ {
+ __HOSTPRINT2(_L("search %d : interface id = %d\n"), aLun, iLu[index]->Lun());
+ if (iLu[index]->Lun() == aLun)
+ {
+ break;
+ }
+ }
+
+ if (index == iLu.Count())
+ {
+ return KErrNotFound;
+ }
+
+ return index; // Instead of KErrNone, we pass the index >= 0 of the aLun in the list
+ }
+
+CUsbHostMsLogicalUnit& TLogicalUnitList::GetLuL(TLun aLun) const
+ {
+ __MSFNSLOG
+ TInt index = FindLu(aLun);
+ User::LeaveIfError(index);
+ return *iLu[index];
+ }