Kaydet (Commit) 26ed2553 authored tarafından Stephan Bergmann's avatar Stephan Bergmann

New files missing from prev commit

Change-Id: I9889e97a7f9e70d8b2d82e26d9e0f971a943d007
üst 1579d8ed
/* -*- 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 <cassert>
#include <typeinfo>
#include <utility>
#include <dlfcn.h>
#include <boost/unordered_map.hpp>
#include <osl/mutex.hxx>
#include <rtl/instance.hxx>
#include <rtl/strbuf.hxx>
#include <rtl/ustring.hxx>
#include <typelib/typedescription.h>
#include <rtti.hxx>
#include <share.hxx>
namespace {
class RTTI
{
typedef boost::unordered_map< OUString, std::type_info *, OUStringHash > t_rtti_map;
osl::Mutex m_mutex;
t_rtti_map m_rttis;
t_rtti_map m_generatedRttis;
void * m_hApp;
public:
RTTI();
~RTTI();
std::type_info * getRTTI(typelib_TypeDescription const &);
};
RTTI::RTTI()
#if defined(FREEBSD) && __FreeBSD_version < 702104
: m_hApp( dlopen( 0, RTLD_NOW | RTLD_GLOBAL ) )
#else
: m_hApp( dlopen( 0, RTLD_LAZY ) )
#endif
{
}
RTTI::~RTTI()
{
dlclose( m_hApp );
}
std::type_info * RTTI::getRTTI(typelib_TypeDescription const & pTypeDescr)
{
std::type_info * rtti;
OUString const & unoName = *(OUString const *)&pTypeDescr.pTypeName;
osl::MutexGuard guard( m_mutex );
t_rtti_map::const_iterator iFind( m_rttis.find( unoName ) );
if (iFind == m_rttis.end())
{
// RTTI symbol
OStringBuffer buf( 64 );
buf.append( "_ZTIN" );
sal_Int32 index = 0;
do
{
OUString token( unoName.getToken( 0, '.', index ) );
buf.append( token.getLength() );
OString c_token( OUStringToOString( token, RTL_TEXTENCODING_ASCII_US ) );
buf.append( c_token );
}
while (index >= 0);
buf.append( 'E' );
OString symName( buf.makeStringAndClear() );
#if defined(FREEBSD) && __FreeBSD_version < 702104 /* #i22253# */
rtti = (std::type_info *)dlsym( RTLD_DEFAULT, symName.getStr() );
#else
rtti = (std::type_info *)dlsym( m_hApp, symName.getStr() );
#endif
if (rtti)
{
std::pair< t_rtti_map::iterator, bool > insertion (
m_rttis.insert( t_rtti_map::value_type( unoName, rtti ) ) );
SAL_WARN_IF( !insertion.second, "bridges", "key " << unoName << " already in rtti map" );
}
else
{
// try to lookup the symbol in the generated rtti map
t_rtti_map::const_iterator iFind2( m_generatedRttis.find( unoName ) );
if (iFind2 == m_generatedRttis.end())
{
// we must generate it !
// symbol and rtti-name is nearly identical,
// the symbol is prefixed with _ZTI
char const * rttiName = symName.getStr() +4;
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr,"generated rtti for %s\n", rttiName );
#endif
switch (pTypeDescr.eTypeClass) {
case typelib_TypeClass_EXCEPTION:
{
typelib_CompoundTypeDescription const & ctd
= reinterpret_cast<
typelib_CompoundTypeDescription const &>(
pTypeDescr);
if (ctd.pBaseTypeDescription)
{
// ensure availability of base
std::type_info * base_rtti = getRTTI(
ctd.pBaseTypeDescription->aBase);
rtti = new __cxxabiv1::__si_class_type_info(
strdup( rttiName ), (__cxxabiv1::__class_type_info *)base_rtti );
}
else
{
// this class has no base class
rtti = new __cxxabiv1::__class_type_info( strdup( rttiName ) );
}
break;
}
case typelib_TypeClass_INTERFACE:
{
typelib_InterfaceTypeDescription const & itd
= reinterpret_cast<
typelib_InterfaceTypeDescription const &>(
pTypeDescr);
std::vector<std::type_info *> bases;
for (sal_Int32 i = 0; i != itd.nBaseTypes; ++i) {
bases.push_back(getRTTI(itd.ppBaseTypes[i]->aBase));
}
switch (itd.nBaseTypes) {
case 0:
rtti = new __cxxabiv1::__class_type_info(
strdup(rttiName));
break;
case 1:
rtti = new __cxxabiv1::__si_class_type_info(
strdup(rttiName),
static_cast<__cxxabiv1::__class_type_info *>(
bases[0]));
break;
case 2:
//TODO
break;
}
break;
}
default:
assert(false); // cannot happen
}
if (rtti != 0) {
std::pair< t_rtti_map::iterator, bool > insertion (
m_generatedRttis.insert( t_rtti_map::value_type( unoName, rtti ) ) );
SAL_WARN_IF( !insertion.second, "bridges", "key " << unoName << " already in generated rtti map" );
}
}
else // taking already generated rtti
{
rtti = iFind2->second;
}
}
}
else
{
rtti = iFind->second;
}
return rtti;
}
struct theRttiFactory: public rtl::Static<RTTI, theRttiFactory> {};
}
std::type_info * x86_64::getRtti(typelib_TypeDescription const & type) {
return theRttiFactory::get().getRTTI(type);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
/* -*- 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 .
*/
#ifndef INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_X86_64_RTTI_HXX
#define INCLUDED_BRIDGES_SOURCE_CPP_UNO_GCC3_LINUX_X86_64_RTTI_HXX
#include <sal/config.h>
#include <typeinfo>
#include <typelib/typedescription.h>
namespace x86_64 {
std::type_info * getRtti(typelib_TypeDescription const & type);
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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