kerneltest/f32test/shostmassstorage/testclient/usbtestmsclient/cusbmassstoragesession.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/f32test/shostmassstorage/testclient/usbtestmsclient/cusbmassstoragesession.cpp Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,188 @@
+// Copyright (c) 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:
+// Implements a Session of a Symbian OS server for the RUsbMassStorage API
+//
+//
+
+
+
+/**
+ @file
+ @internalTechnology
+*/
+
+#include <e32base.h>
+#include <f32file.h>
+
+#include "usbmsshared.h"
+#include "mstypes.h"
+#include "msctypes.h"
+#include "cusbmassstoragesession.h"
+#include "cusbmassstoragecontroller.h"
+#include "cusbmassstorageserver.h"
+
+#include "debug.h"
+#include "msdebug.h"
+
+/**
+ Construct a Symbian OS session object.
+
+ @param aServer Service the session will be a member of
+ @param aMessage The message from the client.
+ @return A new CUsbMassStorageSession object
+ */
+CUsbMassStorageSession* CUsbMassStorageSession::NewL(CUsbMassStorageServer& aServer)
+ {
+ __MSFNSLOG
+ CUsbMassStorageSession* r = new (ELeave) CUsbMassStorageSession(aServer);
+ CleanupStack::PushL(r);
+ r->ConstructL();
+ CleanupStack::Pop();
+ return r;
+ }
+
+/**
+ Constructor.
+
+ @param aServer Service the session will be a member of
+ */
+CUsbMassStorageSession::CUsbMassStorageSession(CUsbMassStorageServer& aServer)
+ : iUsbMsServer(aServer)
+ {
+ __MSFNLOG
+ }
+
+
+/**
+ 2nd Phase Construction.
+ */
+void CUsbMassStorageSession::ConstructL()
+ {
+ __MSFNLOG
+ iUsbMsServer.IncrementSessionCount();
+ if (iUsbMsServer.SessionCount() > 1)
+ {
+ __PRINT1(_L("\tiSessionCount: %d\n"), iUsbMsServer.SessionCount());
+ // Only one session is allowed
+ User::Leave(KErrInUse);
+ }
+ }
+
+
+/**
+ Destructor.
+ */
+CUsbMassStorageSession::~CUsbMassStorageSession()
+ {
+ __MSFNLOG
+ iUsbMsServer.DecrementSessionCount();
+ }
+
+/**
+ Called when a message is received from the client.
+
+ @param aMessage Message received from the client
+ */
+void CUsbMassStorageSession::ServiceL(const RMessage2& aMessage)
+ {
+ __MSFNLOG
+ DispatchMessageL(aMessage);
+ }
+
+/**
+ Handles the request (in the form of a the message) received from the client
+
+ @internalTechnology
+ @param aMessage The received message
+ */
+void CUsbMassStorageSession::DispatchMessageL(const RMessage2& aMessage)
+ {
+ __MSFNLOG
+ TInt ret = KErrNone;
+
+ switch (aMessage.Function())
+ {
+ case EUsbMsStart:
+ ret = Start(aMessage);
+ break;
+ case EUsbMsStop:
+ ret = Stop();
+ break;
+ case EUsbMsShutdown:
+ ret = Shutdown();
+ break;
+
+ default:
+ aMessage.Panic(KUsbMsCliPncCat, EUsbMsPanicIllegalIPC);
+ break;
+ }
+
+ aMessage.Complete(ret);
+ }
+
+/**
+ Client request to start the device.
+
+ @return Any error that occurred or KErrNone
+ */
+TInt CUsbMassStorageSession::Start(const RMessage2& aMessage)
+ {
+ __MSFNLOG
+ __PRINT(_L("CUsbMassStorageSession::Start\n"));
+
+ TMassStorageConfig msConfig;
+ TRAPD(err, GetMsConfigL(aMessage, msConfig));
+ if (err != KErrNone)
+ {
+ __PRINT(_L("Failed to get mass storage configuration data\n"));
+ return err;
+ }
+
+ return iUsbMsServer.Controller().Start(msConfig);
+ }
+
+/**
+ Client request to stop the device.
+
+ @return Any error that occurred or KErrNone
+ */
+TInt CUsbMassStorageSession::Stop()
+ {
+ __MSFNLOG
+ TInt err = iUsbMsServer.Controller().Stop();
+ return err;
+ }
+
+/**
+ Client request to shut down the server
+
+ @return KErrNone
+ */
+TInt CUsbMassStorageSession::Shutdown()
+ {
+ __MSFNLOG
+ CActiveScheduler::Stop();
+ return KErrNone;
+ }
+
+ /**
+ Get mass storage configuration data from the received message
+ */
+ void CUsbMassStorageSession::GetMsConfigL(const RMessage2& aMessage, TMassStorageConfig& aMsStorage)
+ {
+ __MSFNLOG
+ aMessage.ReadL(0,aMsStorage.iVendorId);
+ aMessage.ReadL(1,aMsStorage.iProductId);
+ aMessage.ReadL(2,aMsStorage.iProductRev);
+ }