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/* -*- 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: */
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