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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 <sal/config.h>
#include <rtl/byteseq.h>
#include <osl/mutex.hxx>
#include <uno/current_context.h>
#include <uno/environment.hxx>
#include <uno/mapping.hxx>
#include <typelib/typedescription.h>
#include "current.hxx"
using namespace ::rtl;
using namespace ::cppu;
using namespace ::com::sun::star::uno;
namespace cppu
{
static typelib_InterfaceTypeDescription * impl_get_type_XCurrentContext()
{
OUString sTypeName(u"com.sun.star.uno.XCurrentContext"_ustr);
typelib_InterfaceTypeDescription* pTD = nullptr;
typelib_TypeDescriptionReference* pMembers[1] = { nullptr };
OUString sMethodName0(u"com.sun.star.uno.XCurrentContext::getValueByName"_ustr);
typelib_typedescriptionreference_new(&pMembers[0], typelib_TypeClass_INTERFACE_METHOD,
sMethodName0.pData);
typelib_typedescription_newInterface(
&pTD, sTypeName.pData, 0, 0, 0, 0, 0,
*typelib_static_type_getByTypeClass(typelib_TypeClass_INTERFACE), 1, pMembers);
typelib_typedescription_register(reinterpret_cast<typelib_TypeDescription**>(&pTD));
typelib_typedescriptionreference_release(pMembers[0]);
typelib_InterfaceMethodTypeDescription* pMethod = nullptr;
typelib_Parameter_Init aParameters[1];
OUString sParamName0(u"Name"_ustr);
OUString sParamType0(u"string"_ustr);
aParameters[0].pParamName = sParamName0.pData;
aParameters[0].eTypeClass = typelib_TypeClass_STRING;
aParameters[0].pTypeName = sParamType0.pData;
aParameters[0].bIn = true;
aParameters[0].bOut = false;
rtl_uString* pExceptions[1];
OUString sExceptionName0(u"com.sun.star.uno.RuntimeException"_ustr);
pExceptions[0] = sExceptionName0.pData;
OUString sReturnType0(u"any"_ustr);
typelib_typedescription_newInterfaceMethod(&pMethod, 3, false, sMethodName0.pData,
typelib_TypeClass_ANY, sReturnType0.pData, 1,
aParameters, 1, pExceptions);
typelib_typedescription_register(reinterpret_cast<typelib_TypeDescription**>(&pMethod));
typelib_typedescription_release(&pMethod->aBase.aBase);
// another static ref:
++reinterpret_cast<typelib_TypeDescription*>(pTD)->nStaticRefCount;
return pTD;
}
static typelib_InterfaceTypeDescription * get_type_XCurrentContext()
{
static typelib_InterfaceTypeDescription* s_type_XCurrentContext = impl_get_type_XCurrentContext();
return s_type_XCurrentContext;
}
IdContainer::IdContainer()
: pCurrentContext(nullptr)
, pCurrentContextEnv(nullptr)
, pLocalThreadId(nullptr)
, pCurrentId(nullptr)
, nRefCountOfCurrentId(0)
, bInit(false)
{
}
IdContainer::~IdContainer()
{
if (pCurrentContext)
{
(*pCurrentContextEnv->releaseInterface)(
pCurrentContextEnv, pCurrentContext );
(*pCurrentContextEnv->aBase.release)(
&pCurrentContextEnv->aBase );
}
if (bInit)
{
::rtl_byte_sequence_release( pLocalThreadId );
::rtl_byte_sequence_release( pCurrentId );
}
}
IdContainer& getIdContainer()
{
static thread_local IdContainer aId;
return aId;
}
}
extern "C" sal_Bool SAL_CALL uno_setCurrentContext(
void * pCurrentContext,
rtl_uString * pEnvTypeName, void * pEnvContext ) noexcept
{
IdContainer& id = getIdContainer();
// free old one
if (id.pCurrentContext)
{
(*id.pCurrentContextEnv->releaseInterface)(
id.pCurrentContextEnv, id.pCurrentContext );
(*id.pCurrentContextEnv->aBase.release)(
&id.pCurrentContextEnv->aBase );
id.pCurrentContextEnv = nullptr;
id.pCurrentContext = nullptr;
}
if (!pCurrentContext)
return true;
uno_Environment * pEnv = nullptr;
::uno_getEnvironment( &pEnv, pEnvTypeName, pEnvContext );
OSL_ASSERT( pEnv && pEnv->pExtEnv );
if (pEnv)
{
if (pEnv->pExtEnv)
{
id.pCurrentContextEnv = pEnv->pExtEnv;
(*id.pCurrentContextEnv->acquireInterface)(
id.pCurrentContextEnv, pCurrentContext );
id.pCurrentContext = pCurrentContext;
}
else
{
(*pEnv->release)( pEnv );
return false;
}
}
else
{
return false;
}
return true;
}
extern "C" sal_Bool SAL_CALL uno_getCurrentContext(
void ** ppCurrentContext, rtl_uString * pEnvTypeName, void * pEnvContext ) noexcept
{
IdContainer& id = getIdContainer();
Environment target_env;
// release inout parameter
if (*ppCurrentContext)
{
target_env = Environment(OUString(pEnvTypeName), pEnvContext);
OSL_ASSERT( target_env.is() );
if (! target_env.is())
return false;
uno_ExtEnvironment * pEnv = target_env.get()->pExtEnv;
OSL_ASSERT( nullptr != pEnv );
if (nullptr == pEnv)
return false;
(*pEnv->releaseInterface)( pEnv, *ppCurrentContext );
*ppCurrentContext = nullptr;
}
// case: null-ref
if (nullptr == id.pCurrentContext)
return true;
if (! target_env.is())
{
target_env = Environment(OUString(pEnvTypeName), pEnvContext);
OSL_ASSERT( target_env.is() );
if (! target_env.is())
return false;
}
Mapping mapping(&id.pCurrentContextEnv->aBase, target_env.get());
OSL_ASSERT( mapping.is() );
if (! mapping.is())
return false;
mapping.mapInterface(ppCurrentContext, id.pCurrentContext, ::cppu::get_type_XCurrentContext());
return true;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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