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//===-- NativeThreadOpenBSD.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_NativeThreadOpenBSD_H_
#define liblldb_NativeThreadOpenBSD_H_
#include "lldb/Host/common/NativeThreadProtocol.h"
#include <csignal>
#include <map>
#include <string>
namespace lldb_private {
namespace process_openbsd {
class NativeProcessOpenBSD;
class NativeThreadOpenBSD : public NativeThreadProtocol {
friend class NativeProcessOpenBSD;
public:
NativeThreadOpenBSD(NativeProcessOpenBSD &process, lldb::tid_t tid);
// ---------------------------------------------------------------------
// NativeThreadProtocol Interface
// ---------------------------------------------------------------------
std::string GetName() override;
lldb::StateType GetState() override;
bool GetStopReason(ThreadStopInfo &stop_info,
std::string &description) override;
NativeRegisterContext& GetRegisterContext() override;
// OpenBSD does not expose hardware debug registers to userland
// so these functions will just return a Status error.
Status SetHardwareBreakpoint(lldb::addr_t addr, size_t size) override;
Status RemoveHardwareBreakpoint(lldb::addr_t addr) override;
// Similarly, until software watchpoints are implemented in lldb,
// these functions will just return a Status error.
Status SetWatchpoint(lldb::addr_t addr, size_t size, uint32_t watch_flags,
bool hardware) override;
Status RemoveWatchpoint(lldb::addr_t addr) override;
private:
// ---------------------------------------------------------------------
// Interface for friend classes
// ---------------------------------------------------------------------
void SetStoppedBySignal(uint32_t signo, const siginfo_t *info = nullptr);
void SetStoppedByBreakpoint();
void SetStoppedByTrace();
void SetStoppedByExec();
void SetStopped();
void SetRunning();
void SetStepping();
// ---------------------------------------------------------------------
// Member Variables
// ---------------------------------------------------------------------
lldb::StateType m_state;
ThreadStopInfo m_stop_info;
std::unique_ptr<NativeRegisterContext> m_reg_context_up;
std::string m_stop_description;
};
typedef std::shared_ptr<NativeThreadOpenBSD> NativeThreadOpenBSDSP;
} // namespace process_openbsd
} // namespace lldb_private
#endif // #ifndef liblldb_NativeThreadOpenBSD_H_
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