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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 .
*/
#pragma once
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <sal/config.h>
#include <rtl/ustrbuf.hxx>
#include <osl/mutex.hxx>
#include <mutex>
#include <unordered_map>
typedef struct _uno_Any uno_Any;
typedef struct _uno_Mapping uno_Mapping;
int msvc_filterCppException(EXCEPTION_POINTERS*, uno_Any*, uno_Mapping*);
[[noreturn]] void msvc_raiseException(uno_Any*, uno_Mapping*);
constexpr DWORD MSVC_EH_MAGIC_PARAM = 0x19930520;
// The NT Exception code that msvcrt uses ('msc' | 0xE0000000)
constexpr DWORD MSVC_EH_MAGIC_CODE = 0xE06D7363;
#if defined(_M_IX86)
#define MSVC_EH_PARAMETERS 3 // Number of parameters in exception record for x86
#elif defined(_M_AMD64) || defined(_M_ARM64)
#define MSVC_EH_PARAMETERS 4 // Number of parameters in exception record for AMD64
#else
#error "Unsupported machine type"
#endif
class type_info;
struct RaiseInfo;
typedef std::unordered_map<OUString, void*> t_string2PtrMap;
typedef struct _typelib_TypeDescription typelib_TypeDescription;
// fixed class, because sizeof(ExceptionTypeInfo) must be sizeof(type_info)
// this is tested by a static_assert, so can't break.
class ExceptionTypeInfo final
{
friend int msvc_filterCppException(EXCEPTION_POINTERS*, uno_Any*, uno_Mapping*);
void* m_data;
char m_d_name[1];
public:
explicit ExceptionTypeInfo(void* data, const char* d_name) noexcept
: m_data(data)
{
::strcpy(m_d_name, d_name); // #100211# - checked
}
virtual ~ExceptionTypeInfo() noexcept;
};
class ExceptionTypeInfoWrapper final
{
int type_info_size;
ExceptionTypeInfo info;
public:
explicit ExceptionTypeInfoWrapper(void* m_data, const char* m_d_name) noexcept
: info(m_data, m_d_name)
{
type_info_size = sizeof(ExceptionTypeInfo) + strlen(m_d_name);
}
type_info* get_type_info() { return reinterpret_cast<type_info*>(&info); }
int get_type_info_size() { return type_info_size; }
};
class RTTInfos final
{
osl::Mutex m_aMutex;
t_string2PtrMap m_allRTTI;
RTTInfos() noexcept;
ExceptionTypeInfoWrapper* getInfo(OUString const& rUNOname) noexcept;
public:
~RTTInfos();
static type_info* get(OUString const& rUNOname, int* len = nullptr) noexcept;
};
class ExceptionInfos final
{
std::mutex m_aMutex;
t_string2PtrMap m_allRaiseInfos;
public:
static RaiseInfo* getRaiseInfo(typelib_TypeDescription* pTD) noexcept;
static DWORD allocationGranularity;
ExceptionInfos() noexcept;
~ExceptionInfos() noexcept;
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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