sl@0: // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // e32\euser\epoc\up_dll_tls.cpp
sl@0: // This file contains DLL stub functions relating to TLS
sl@0: // 
sl@0: //
sl@0: 
sl@0: #include "up_std.h"
sl@0: #include <e32svr.h>
sl@0: #include "u32std.h"
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: /**
sl@0: Sets the value of the Thread Local Storage (TLS) variable.
sl@0: 
sl@0: @param aPtr       The value to be assigned to the Thread Local Storage variable.
sl@0:                   In practice, this is almost always a pointer to memory
sl@0:                   that has previously been allocated, but does not necessarily
sl@0:                   need to be so.
sl@0: 
sl@0: @return           KErrNone, if successful, otherwise one of the other
sl@0:                   system-wide error codes.
sl@0: */
sl@0: TInt Dll::SetTls(TAny* aPtr)
sl@0: 	{
sl@0: #ifdef __EPOC32__
sl@0: 	return UserSvr::DllSetTls(MODULE_HANDLE, *(((TInt*)MODULE_HANDLE)+3), aPtr);
sl@0: #else
sl@0: 	return UserSvr::DllSetTls(MODULE_HANDLE, KDllUid_Special, aPtr);
sl@0: #endif
sl@0: 	}
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: /**
sl@0: Gets the value of the Thread Local Storage (TLS) variable.
sl@0: 
sl@0: @return           The value of the Thread Local Storage variable as set by
sl@0:                   a previous call to Dll::SetTls(). If no value has previously
sl@0:                   been set, then the returned value is NULL.
sl@0: */
sl@0: TAny* Dll::Tls()
sl@0: 	{
sl@0: #ifdef __EPOC32__
sl@0: 	return UserSvr::DllTls(MODULE_HANDLE, *(((TInt*)MODULE_HANDLE)+3));
sl@0: #else
sl@0: 	return UserSvr::DllTls(MODULE_HANDLE, KDllUid_Special);
sl@0: #endif
sl@0: 	}
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: /**
sl@0: Removes the Thread Local Storage (TLS) variable.
sl@0: 
sl@0: A subsequent call to Dll::Tls() will return NULL.
sl@0: */
sl@0: void Dll::FreeTls()
sl@0: 	{
sl@0: 
sl@0: 	UserSvr::DllFreeTls(MODULE_HANDLE);
sl@0: 	}