diff options
Diffstat (limited to 'bridges/source/cpp_uno/shared/unointerfaceproxy.cxx')
-rw-r--r-- | bridges/source/cpp_uno/shared/unointerfaceproxy.cxx | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/bridges/source/cpp_uno/shared/unointerfaceproxy.cxx b/bridges/source/cpp_uno/shared/unointerfaceproxy.cxx new file mode 100644 index 000000000..3c03c1cff --- /dev/null +++ b/bridges/source/cpp_uno/shared/unointerfaceproxy.cxx @@ -0,0 +1,126 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <unointerfaceproxy.hxx> + +#include <bridge.hxx> + +#include <com/sun/star/uno/XInterface.hpp> +#include <utility> +#include <typelib/typedescription.h> +#include <uno/dispatcher.h> + +namespace bridges::cpp_uno::shared { + +void freeUnoInterfaceProxy(uno_ExtEnvironment * pEnv, void * pProxy) +{ + UnoInterfaceProxy * pThis = + static_cast< UnoInterfaceProxy * >( + static_cast< uno_Interface * >( pProxy ) ); + if (pEnv != pThis->pBridge->getUnoEnv()) { + assert(false); + } + + (*pThis->pBridge->getCppEnv()->revokeInterface)( + pThis->pBridge->getCppEnv(), pThis->pCppI ); + pThis->pCppI->release(); + ::typelib_typedescription_release(&pThis->pTypeDescr->aBase); + pThis->pBridge->release(); + +#if OSL_DEBUG_LEVEL > 1 + *(int *)pProxy = 0xdeadbabe; +#endif + delete pThis; +} + +void acquireProxy(uno_Interface * pUnoI) +{ + if (++static_cast< UnoInterfaceProxy * >( pUnoI )->nRef != 1) + return; + + // rebirth of proxy zombie + // register at uno env +#if OSL_DEBUG_LEVEL > 1 + void * pThis = pUnoI; +#endif + (*static_cast< UnoInterfaceProxy * >( pUnoI )->pBridge->getUnoEnv()-> + registerProxyInterface)( + static_cast< UnoInterfaceProxy * >( pUnoI )->pBridge->getUnoEnv(), + reinterpret_cast< void ** >( &pUnoI ), freeUnoInterfaceProxy, + static_cast< UnoInterfaceProxy * >( pUnoI )->oid.pData, + static_cast< UnoInterfaceProxy * >( pUnoI )->pTypeDescr ); +#if OSL_DEBUG_LEVEL > 1 + assert(pThis == pUnoI); +#endif +} + +void releaseProxy(uno_Interface * pUnoI) +{ + if (! --static_cast< UnoInterfaceProxy * >( pUnoI )->nRef ) + { + // revoke from uno env on last release + (*static_cast< UnoInterfaceProxy * >( pUnoI )->pBridge->getUnoEnv()-> + revokeInterface)( + static_cast< UnoInterfaceProxy * >( pUnoI )->pBridge->getUnoEnv(), + pUnoI ); + } +} + +UnoInterfaceProxy * UnoInterfaceProxy::create( + bridges::cpp_uno::shared::Bridge * pBridge, + com::sun::star::uno::XInterface * pCppI, + typelib_InterfaceTypeDescription * pTypeDescr, + OUString const & rOId) +{ + return new UnoInterfaceProxy(pBridge, pCppI, pTypeDescr, rOId); +} + +UnoInterfaceProxy::UnoInterfaceProxy( + bridges::cpp_uno::shared::Bridge * pBridge_, + com::sun::star::uno::XInterface * pCppI_, + typelib_InterfaceTypeDescription * pTypeDescr_, OUString aOId_) + : nRef( 1 ) + , pBridge( pBridge_ ) + , pCppI( pCppI_ ) + , pTypeDescr( pTypeDescr_ ) + , oid(std::move( aOId_ )) +{ + pBridge->acquire(); + ::typelib_typedescription_acquire(&pTypeDescr->aBase); + if (!pTypeDescr->aBase.bComplete) + ::typelib_typedescription_complete( + reinterpret_cast<typelib_TypeDescription **>(&pTypeDescr)); + assert(pTypeDescr->aBase.bComplete); + pCppI->acquire(); + (*pBridge->getCppEnv()->registerInterface)( + pBridge->getCppEnv(), reinterpret_cast< void ** >( &pCppI ), oid.pData, + pTypeDescr ); + + // uno_Interface + acquire = acquireProxy; + release = releaseProxy; + pDispatcher = unoInterfaceProxyDispatch; +} + +UnoInterfaceProxy::~UnoInterfaceProxy() +{} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |