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