220 lines
7 KiB
C++
220 lines
7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <bridge.hxx>
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#include <com/sun/star/uno/Reference.hxx>
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#include <com/sun/star/uno/RuntimeException.hpp>
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#include <com/sun/star/uno/XInterface.hpp>
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#include <rtl/process.h>
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#include <rtl/ustrbuf.hxx>
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#include <rtl/ustring.h>
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#include <rtl/ustring.hxx>
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#include <sal/log.hxx>
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#include <sal/types.h>
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#include <uno/environment.h>
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#include <uno/lbnames.h>
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#include <uno/mapping.h>
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#include <cppu/EnvDcp.hxx>
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namespace {
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const OUString & cppu_cppenv_getStaticOIdPart()
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{
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static OUString s_aStaticOidPart = []() {
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OUStringBuffer aRet(64);
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aRet.append("];");
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// good guid
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sal_uInt8 ar[16];
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::rtl_getGlobalProcessId(ar);
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for (unsigned char i : ar)
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{
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aRet.append(static_cast<sal_Int32>(i), 16);
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}
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return aRet.makeStringAndClear();
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}();
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return s_aStaticOidPart;
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}
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}
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extern "C" {
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static void s_stub_computeObjectIdentifier(va_list * pParam)
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{
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uno_ExtEnvironment * pEnv = va_arg(*pParam, uno_ExtEnvironment *);
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rtl_uString ** ppOId = va_arg(*pParam, rtl_uString **);
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void * pInterface = va_arg(*pParam, void *);
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assert(pEnv && ppOId && pInterface);
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if (!(pEnv && ppOId && pInterface))
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return;
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if (*ppOId)
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{
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rtl_uString_release( *ppOId );
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*ppOId = nullptr;
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}
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try
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{
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::com::sun::star::uno::Reference<
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::com::sun::star::uno::XInterface > xHome(
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static_cast< css::uno::XInterface * >(
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pInterface ),
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::com::sun::star::uno::UNO_QUERY );
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assert(xHome.is() && "### query to XInterface failed!");
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if (xHome.is())
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{
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// interface
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OUString aRet =
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OUString::number( reinterpret_cast< sal_IntPtr >(xHome.get()), 16 ) +
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";" +
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// ;environment[context]
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OUString::unacquired(&pEnv->aBase.pTypeName) +
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"[" +
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OUString::number( reinterpret_cast< sal_IntPtr >(pEnv->aBase.pContext), 16 ) +
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// ];good guid
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cppu_cppenv_getStaticOIdPart();
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*ppOId = aRet.pData;
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::rtl_uString_acquire( *ppOId );
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}
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}
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catch (const css::uno::RuntimeException & e)
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{
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SAL_WARN("bridges",
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"### RuntimeException occurred during queryInterface(): "
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<< e.Message);
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}
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}
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static void computeObjectIdentifier(
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uno_ExtEnvironment * pExtEnv, rtl_uString ** ppOId, void * pInterface )
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{
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uno_Environment_invoke(&pExtEnv->aBase, s_stub_computeObjectIdentifier, pExtEnv, ppOId, pInterface);
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}
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static void s_stub_acquireInterface(va_list * pParam)
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{
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/*uno_ExtEnvironment * pExtEnv = */va_arg(*pParam, uno_ExtEnvironment *);
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void * pCppI = va_arg(*pParam, void *);
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static_cast< css::uno::XInterface * >( pCppI )->acquire();
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}
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static void acquireInterface( uno_ExtEnvironment * pExtEnv, void * pCppI )
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{
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uno_Environment_invoke(&pExtEnv->aBase, s_stub_acquireInterface, pExtEnv, pCppI);
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}
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static void s_stub_releaseInterface(va_list * pParam)
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{
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/*uno_ExtEnvironment * pExtEnv = */va_arg(*pParam, uno_ExtEnvironment *);
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void * pCppI = va_arg(*pParam, void *);
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static_cast< css::uno::XInterface * >( pCppI )->release();
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}
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static void releaseInterface( uno_ExtEnvironment * pExtEnv, void * pCppI )
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{
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uno_Environment_invoke(&pExtEnv->aBase, s_stub_releaseInterface, pExtEnv, pCppI);
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}
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static void environmentDisposing(
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SAL_UNUSED_PARAMETER uno_Environment * )
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{
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}
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#ifdef DISABLE_DYNLOADING
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#define uno_initEnvironment CPPU_ENV_uno_initEnvironment
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#endif
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SAL_DLLPUBLIC_EXPORT void uno_initEnvironment(uno_Environment * pCppEnv) noexcept
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{
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assert(pCppEnv->pExtEnv);
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assert(
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::rtl_ustr_ascii_compare_WithLength(
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pCppEnv->pTypeName->buffer, rtl_str_getLength(CPPU_CURRENT_LANGUAGE_BINDING_NAME), CPPU_CURRENT_LANGUAGE_BINDING_NAME )
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== 0
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&& "### wrong environment type!");
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reinterpret_cast<uno_ExtEnvironment *>(pCppEnv)->computeObjectIdentifier
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= computeObjectIdentifier;
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reinterpret_cast<uno_ExtEnvironment *>(pCppEnv)->acquireInterface = acquireInterface;
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reinterpret_cast<uno_ExtEnvironment *>(pCppEnv)->releaseInterface = releaseInterface;
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pCppEnv->environmentDisposing = environmentDisposing;
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}
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#ifdef DISABLE_DYNLOADING
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#define uno_ext_getMapping CPPU_ENV_uno_ext_getMapping
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#endif
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SAL_DLLPUBLIC_EXPORT void uno_ext_getMapping(
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uno_Mapping ** ppMapping, uno_Environment * pFrom, uno_Environment * pTo) noexcept
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{
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assert(ppMapping && pFrom && pTo);
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if (!(ppMapping && pFrom && pTo && pFrom->pExtEnv && pTo->pExtEnv))
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return;
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uno_Mapping * pMapping = nullptr;
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OUString from_envTypeName(cppu::EnvDcp::getTypeName(pFrom->pTypeName));
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OUString to_envTypeName(cppu::EnvDcp::getTypeName(pTo->pTypeName));
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if (rtl_ustr_ascii_compare(
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from_envTypeName.pData->buffer,
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CPPU_CURRENT_LANGUAGE_BINDING_NAME ) == 0 &&
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rtl_ustr_ascii_compare(
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to_envTypeName.pData->buffer, UNO_LB_UNO ) == 0)
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{
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// ref count initially 1
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pMapping = bridges::cpp_uno::shared::Bridge::createMapping(
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pFrom->pExtEnv, pTo->pExtEnv, true );
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::uno_registerMapping(
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&pMapping, bridges::cpp_uno::shared::freeMapping,
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&pFrom->pExtEnv->aBase,
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&pTo->pExtEnv->aBase, nullptr );
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}
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else if (rtl_ustr_ascii_compare(
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to_envTypeName.pData->buffer,
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CPPU_CURRENT_LANGUAGE_BINDING_NAME ) == 0 &&
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rtl_ustr_ascii_compare(
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from_envTypeName.pData->buffer, UNO_LB_UNO ) == 0)
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{
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// ref count initially 1
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pMapping = bridges::cpp_uno::shared::Bridge::createMapping(
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pTo->pExtEnv, pFrom->pExtEnv, false );
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::uno_registerMapping(
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&pMapping, bridges::cpp_uno::shared::freeMapping,
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&pFrom->pExtEnv->aBase,
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&pTo->pExtEnv->aBase, nullptr );
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}
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if (*ppMapping)
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{
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(*(*ppMapping)->release)( *ppMapping );
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}
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if (pMapping)
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*ppMapping = pMapping;
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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