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//===-- ExceptionRecord.h ---------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_Plugins_Process_Windows_ExceptionRecord_H_
#define liblldb_Plugins_Process_Windows_ExceptionRecord_H_
#include "lldb/lldb-forward.h"
#include "lldb/Host/windows/windows.h"
#include <DbgHelp.h>
#include <memory>
#include <vector>
namespace lldb_private
{
//----------------------------------------------------------------------
// ExceptionRecord
//
// ExceptionRecord defines an interface which allows implementors to receive
// notification of events that happen in a debugged process.
//----------------------------------------------------------------------
class ExceptionRecord
{
public:
ExceptionRecord(const EXCEPTION_RECORD &record, lldb::tid_t thread_id)
{
m_code = record.ExceptionCode;
m_continuable = (record.ExceptionFlags == 0);
if (record.ExceptionRecord)
m_next_exception.reset(new ExceptionRecord(*record.ExceptionRecord, thread_id));
m_exception_addr = reinterpret_cast<lldb::addr_t>(record.ExceptionAddress);
m_thread_id = thread_id;
m_arguments.assign(record.ExceptionInformation, record.ExceptionInformation + record.NumberParameters);
}
// MINIDUMP_EXCEPTIONs are almost identical to EXCEPTION_RECORDs.
ExceptionRecord(const MINIDUMP_EXCEPTION &record, lldb::tid_t thread_id) :
m_code(record.ExceptionCode),
m_continuable(record.ExceptionFlags == 0),
m_next_exception(nullptr),
m_exception_addr(static_cast<lldb::addr_t>(record.ExceptionAddress)),
m_thread_id(thread_id),
m_arguments(record.ExceptionInformation, record.ExceptionInformation + record.NumberParameters)
{
// Set up link to nested exception.
if (record.ExceptionRecord)
{
m_next_exception.reset(new ExceptionRecord(*reinterpret_cast<const MINIDUMP_EXCEPTION *>(record.ExceptionRecord),
thread_id));
}
}
virtual ~ExceptionRecord() {}
DWORD
GetExceptionCode() const
{
return m_code;
}
bool
IsContinuable() const
{
return m_continuable;
}
const ExceptionRecord *
GetNextException() const
{
return m_next_exception.get();
}
lldb::addr_t
GetExceptionAddress() const
{
return m_exception_addr;
}
lldb::tid_t
GetThreadID() const
{
return m_thread_id;
}
private:
DWORD m_code;
bool m_continuable;
std::shared_ptr<ExceptionRecord> m_next_exception;
lldb::addr_t m_exception_addr;
lldb::tid_t m_thread_id;
std::vector<ULONG_PTR> m_arguments;
};
}
#endif
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