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//===-- NativeThreadLinux.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_NativeThreadLinux_H_
#define liblldb_NativeThreadLinux_H_
#include "lldb/lldb-private-forward.h"
#include "lldb/Host/common/NativeThreadProtocol.h"
#include <map>
#include <string>
namespace lldb_private
{
class NativeProcessLinux;
class NativeThreadLinux : public NativeThreadProtocol
{
friend class NativeProcessLinux;
public:
NativeThreadLinux (NativeProcessLinux *process, lldb::tid_t tid);
// ---------------------------------------------------------------------
// NativeThreadProtocol Interface
// ---------------------------------------------------------------------
std::string
GetName() override;
lldb::StateType
GetState () override;
bool
GetStopReason (ThreadStopInfo &stop_info, std::string& description) override;
NativeRegisterContextSP
GetRegisterContext () override;
Error
SetWatchpoint (lldb::addr_t addr, size_t size, uint32_t watch_flags, bool hardware) override;
Error
RemoveWatchpoint (lldb::addr_t addr) override;
private:
// ---------------------------------------------------------------------
// Interface for friend classes
// ---------------------------------------------------------------------
void
SetLaunching ();
void
SetRunning ();
void
SetStepping ();
void
SetStoppedBySignal (uint32_t signo);
/// Return true if the thread is stopped.
/// If stopped by a signal, indicate the signo in the signo argument.
/// Otherwise, return LLDB_INVALID_SIGNAL_NUMBER.
bool
IsStopped (int *signo);
void
SetStoppedByExec ();
void
SetStoppedByBreakpoint ();
void
SetStoppedByWatchpoint (uint32_t wp_index);
bool
IsStoppedAtBreakpoint ();
bool
IsStoppedAtWatchpoint ();
void
SetStoppedByTrace ();
void
SetCrashedWithException (const siginfo_t& info);
void
SetSuspended ();
void
SetExited ();
// ---------------------------------------------------------------------
// Private interface
// ---------------------------------------------------------------------
void
MaybeLogStateChange (lldb::StateType new_state);
// ---------------------------------------------------------------------
// Member Variables
// ---------------------------------------------------------------------
lldb::StateType m_state;
ThreadStopInfo m_stop_info;
NativeRegisterContextSP m_reg_context_sp;
std::string m_stop_description;
using WatchpointIndexMap = std::map<lldb::addr_t, uint32_t>;
WatchpointIndexMap m_watchpoint_index_map;
};
}
#endif // #ifndef liblldb_NativeThreadLinux_H_
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