--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbmgmt/usbmgr/host/functiondrivers/ms/msmm/client/src/msmmclient.cpp	Tue Feb 02 02:02:59 2010 +0200
@@ -0,0 +1,196 @@
+/*
+* 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:
+*
+*/
+
+/**
+ @file
+ @internalComponent
+*/
+
+#include "msmmclient.h"
+#include <usb/usblogger.h>
+
+#include <e32cmn.h>
+
+#include "srvdef.h"
+ 
+#ifdef __FLOG_ACTIVE
+_LIT8(KLogComponent, "UsbHostMsmmClient");
+#endif
+
+// Costants
+const TInt KConnectRetry = 0x2;
+
+//---------------------------------------------------------------------------
+//
+// NON-MEMBER FUNCTIONS
+
+static TInt StartServer()
+    {
+    LOG_STATIC_FUNC_ENTRY
+    
+    TInt ret = KErrNone;
+
+    // Create the server process
+    const TUidType serverUid(KNullUid, KNullUid, KMsmmServUid);
+    RProcess server;
+    _LIT(KNullCommand,"");
+    ret = server.Create(KMsmmServerBinaryName, KNullCommand, serverUid);
+
+    // Was server process created OK?
+    if (KErrNone != ret)
+        {
+        return ret;
+        }
+
+    // Set up Rendezvous so that server thread can signal correct startup
+    TRequestStatus serverDiedRequestStatus;
+    server.Rendezvous(serverDiedRequestStatus);
+
+    // Status flag should still be pending as we haven't 
+    // resumed the server yet!
+    if (serverDiedRequestStatus != KRequestPending)
+        {
+        server.Kill(0); // abort the startup here
+        }
+    else
+        {
+        server.Resume(); // start server
+        }
+
+    User::WaitForRequest(serverDiedRequestStatus);
+
+    // determine the reason for the server exit
+    TInt exitReason = (EExitPanic == server.ExitType()) ? 
+            KErrGeneral : serverDiedRequestStatus.Int();
+    server.Close();
+    return exitReason;
+    }
+
+//---------------------------------------------------------------------------
+// RMsmmSession
+//
+// Public member functions
+
+EXPORT_C TInt RMsmmSession::Connect()
+    {
+    LOG_FUNC
+    
+    TInt retry = KConnectRetry; // Attempt connect twice then give up
+    TInt ret(KErrNone);
+    FOREVER
+        {
+        ret = CreateSession(KMsmmServerName, Version(), KDefaultMessageSlots);
+        if ((KErrNotFound != ret) && (KErrServerTerminated != ret))
+            {
+            break;
+            }
+
+        if ((--retry) == 0)
+            {
+            break;
+            }
+
+        ret = StartServer();
+        if ((KErrNone != ret) && (KErrAlreadyExists != ret))
+            {
+            break;
+            }
+        }
+
+    if (KErrNone != ret)
+        {
+        LOGTEXT2(_L("Underlying error value = %d"), ret)
+        ret = KErrCouldNotConnect;
+        }
+    
+    return ret; 
+    }
+
+EXPORT_C TInt RMsmmSession::Disconnect()
+    {
+    LOG_FUNC
+    
+    Close();
+    return KErrNone;
+    }
+
+// Called to provide the version number of the server we require for this API
+EXPORT_C TVersion RMsmmSession::Version() const
+    {
+    LOG_FUNC
+    
+    return TVersion(KMsmmServMajorVersionNumber,
+                    KMsmmServMinorVersionNumber,
+                    KMsmmServBuildVersionNumber);
+    }
+
+EXPORT_C TInt RMsmmSession::AddFunction(
+        const TUSBMSDeviceDescription& aDevice,
+        TUint8 aInterfaceNumber, TUint32 aInterfaceToken)
+    {
+    LOG_FUNC
+    
+    TInt ret(KErrNone);
+    
+    TIpcArgs usbmsIpcArgs;
+    iDevicePkg = aDevice; // Package the device description
+    usbmsIpcArgs.Set(0, &iDevicePkg);
+    usbmsIpcArgs.Set(1, aInterfaceNumber);
+    usbmsIpcArgs.Set(2, aInterfaceToken);
+
+    ret = SendReceive(EHostMsmmServerAddFunction, usbmsIpcArgs);
+    
+    return ret;
+    }
+
+EXPORT_C TInt RMsmmSession::RemoveDevice(TUint aDevice)
+    {
+    LOG_FUNC
+    
+    TInt ret(KErrNone);
+
+    TIpcArgs usbmsIpcArgs(aDevice);
+
+    ret = SendReceive(EHostMsmmServerRemoveDevice, usbmsIpcArgs);
+    
+    return ret;
+    }
+
+EXPORT_C TInt RMsmmSession::__DbgFailNext(TInt aCount)
+    {
+    LOG_FUNC
+    
+#ifdef _DEBUG
+    return SendReceive(EHostMsmmServerDbgFailNext, TIpcArgs(aCount));
+#else
+    (void)aCount;
+    return KErrNone;
+#endif
+    }
+
+EXPORT_C TInt RMsmmSession::__DbgAlloc()
+    {
+    LOG_FUNC
+    
+#ifdef _DEBUG
+    return SendReceive(EHostMsmmServerDbgAlloc);
+#else
+    return KErrNone;
+#endif
+    }
+
+// End of file