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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /cppu/source/uno/IdentityMapping.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream.tar.xz libreoffice-upstream.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'cppu/source/uno/IdentityMapping.cxx')
-rw-r--r-- | cppu/source/uno/IdentityMapping.cxx | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/cppu/source/uno/IdentityMapping.cxx b/cppu/source/uno/IdentityMapping.cxx new file mode 100644 index 000000000..c6dab40ce --- /dev/null +++ b/cppu/source/uno/IdentityMapping.cxx @@ -0,0 +1,104 @@ +/* -*- 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 "IdentityMapping.hxx" + +#include <typelib/typedescription.h> +#include <uno/mapping.h> +#include <uno/environment.hxx> + +#include <osl/interlck.h> + + +using namespace ::com::sun::star; + +namespace { + +struct IdentityMapping : public uno_Mapping +{ + sal_Int32 m_nRef; + uno::Environment m_env; + + explicit IdentityMapping(uno::Environment const & rEnv); +}; + +} + +extern "C" +{ + +static void s_free(uno_Mapping * pMapping) +{ + delete static_cast<IdentityMapping *>(pMapping); +} + +static void s_acquire(uno_Mapping * pMapping) +{ + static OUString s_purpose; + + if (1 == osl_atomic_increment(&static_cast<IdentityMapping *>(pMapping)->m_nRef)) + { + uno_registerMapping( + &pMapping, + s_free, + static_cast<IdentityMapping *>(pMapping)->m_env.get(), + static_cast<IdentityMapping *>(pMapping)->m_env.get(), + s_purpose.pData); + } +} + +static void s_release(uno_Mapping * pMapping) +{ + if (!osl_atomic_decrement(&static_cast<IdentityMapping *>(pMapping )->m_nRef)) + uno_revokeMapping(pMapping); +} + +static void s_mapInterface(uno_Mapping * pMapping, + void ** ppOut, + void * pInterface, + SAL_UNUSED_PARAMETER typelib_InterfaceTypeDescription * /*pInterfaceTypeDescr*/) +{ + *ppOut = pInterface; + + if (pInterface) + { + IdentityMapping * that = static_cast<IdentityMapping *>(pMapping); + + (that->m_env.get()->pExtEnv->acquireInterface)(that->m_env.get()->pExtEnv, pInterface); + } +} +} + + +IdentityMapping::IdentityMapping(uno::Environment const & rEnv) + : m_nRef(0), + m_env(rEnv) +{ + uno_Mapping::acquire = s_acquire; + uno_Mapping::release = s_release; + uno_Mapping::mapInterface = s_mapInterface; +} + + +uno_Mapping * createIdentityMapping(uno::Environment const & rEnv) +{ + return new IdentityMapping(rEnv); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |