xref: /openbsd-src/gnu/llvm/lldb/source/Plugins/Process/NetBSD/NativeThreadNetBSD.h (revision 061da546b983eb767bad15e67af1174fb0bcf31c)
1*061da546Spatrick //===-- NativeThreadNetBSD.h ---------------------------------- -*- C++ -*-===//
2*061da546Spatrick //
3*061da546Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*061da546Spatrick // See https://llvm.org/LICENSE.txt for license information.
5*061da546Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*061da546Spatrick //
7*061da546Spatrick //===----------------------------------------------------------------------===//
8*061da546Spatrick 
9*061da546Spatrick #ifndef liblldb_NativeThreadNetBSD_H_
10*061da546Spatrick #define liblldb_NativeThreadNetBSD_H_
11*061da546Spatrick 
12*061da546Spatrick #include "lldb/Host/common/NativeThreadProtocol.h"
13*061da546Spatrick 
14*061da546Spatrick #include "Plugins/Process/NetBSD/NativeRegisterContextNetBSD.h"
15*061da546Spatrick 
16*061da546Spatrick #include <csignal>
17*061da546Spatrick #include <map>
18*061da546Spatrick #include <string>
19*061da546Spatrick 
20*061da546Spatrick namespace lldb_private {
21*061da546Spatrick namespace process_netbsd {
22*061da546Spatrick 
23*061da546Spatrick class NativeProcessNetBSD;
24*061da546Spatrick 
25*061da546Spatrick class NativeThreadNetBSD : public NativeThreadProtocol {
26*061da546Spatrick   friend class NativeProcessNetBSD;
27*061da546Spatrick 
28*061da546Spatrick public:
29*061da546Spatrick   NativeThreadNetBSD(NativeProcessNetBSD &process, lldb::tid_t tid);
30*061da546Spatrick 
31*061da546Spatrick   // NativeThreadProtocol Interface
32*061da546Spatrick   std::string GetName() override;
33*061da546Spatrick 
34*061da546Spatrick   lldb::StateType GetState() override;
35*061da546Spatrick 
36*061da546Spatrick   bool GetStopReason(ThreadStopInfo &stop_info,
37*061da546Spatrick                      std::string &description) override;
38*061da546Spatrick 
39*061da546Spatrick   NativeRegisterContextNetBSD &GetRegisterContext() override;
40*061da546Spatrick 
41*061da546Spatrick   Status SetWatchpoint(lldb::addr_t addr, size_t size, uint32_t watch_flags,
42*061da546Spatrick                        bool hardware) override;
43*061da546Spatrick 
44*061da546Spatrick   Status RemoveWatchpoint(lldb::addr_t addr) override;
45*061da546Spatrick 
46*061da546Spatrick   Status SetHardwareBreakpoint(lldb::addr_t addr, size_t size) override;
47*061da546Spatrick 
48*061da546Spatrick   Status RemoveHardwareBreakpoint(lldb::addr_t addr) override;
49*061da546Spatrick 
50*061da546Spatrick private:
51*061da546Spatrick   // Interface for friend classes
52*061da546Spatrick 
53*061da546Spatrick   Status Resume();
54*061da546Spatrick   Status SingleStep();
55*061da546Spatrick   Status Suspend();
56*061da546Spatrick 
57*061da546Spatrick   void SetStoppedBySignal(uint32_t signo, const siginfo_t *info = nullptr);
58*061da546Spatrick   void SetStoppedByBreakpoint();
59*061da546Spatrick   void SetStoppedByTrace();
60*061da546Spatrick   void SetStoppedByExec();
61*061da546Spatrick   void SetStoppedByWatchpoint(uint32_t wp_index);
62*061da546Spatrick   void SetStoppedWithNoReason();
63*061da546Spatrick   void SetStopped();
64*061da546Spatrick   void SetRunning();
65*061da546Spatrick   void SetStepping();
66*061da546Spatrick 
67*061da546Spatrick   Status CopyWatchpointsFrom(NativeThreadNetBSD& source);
68*061da546Spatrick 
69*061da546Spatrick   // Member Variables
70*061da546Spatrick   lldb::StateType m_state;
71*061da546Spatrick   ThreadStopInfo m_stop_info;
72*061da546Spatrick   std::unique_ptr<NativeRegisterContextNetBSD> m_reg_context_up;
73*061da546Spatrick   std::string m_stop_description;
74*061da546Spatrick   using WatchpointIndexMap = std::map<lldb::addr_t, uint32_t>;
75*061da546Spatrick   WatchpointIndexMap m_watchpoint_index_map;
76*061da546Spatrick   WatchpointIndexMap m_hw_break_index_map;
77*061da546Spatrick };
78*061da546Spatrick 
79*061da546Spatrick typedef std::shared_ptr<NativeThreadNetBSD> NativeThreadNetBSDSP;
80*061da546Spatrick } // namespace process_netbsd
81*061da546Spatrick } // namespace lldb_private
82*061da546Spatrick 
83*061da546Spatrick #endif // #ifndef liblldb_NativeThreadNetBSD_H_
84