xref: /openbsd-src/gnu/llvm/lldb/source/Plugins/Process/NetBSD/NativeThreadNetBSD.h (revision be691f3bb6417f04a68938fadbcaee2d5795e764)
1061da546Spatrick //===-- NativeThreadNetBSD.h ---------------------------------- -*- C++ -*-===//
2061da546Spatrick //
3061da546Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4061da546Spatrick // See https://llvm.org/LICENSE.txt for license information.
5061da546Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6061da546Spatrick //
7061da546Spatrick //===----------------------------------------------------------------------===//
8061da546Spatrick 
9061da546Spatrick #ifndef liblldb_NativeThreadNetBSD_H_
10061da546Spatrick #define liblldb_NativeThreadNetBSD_H_
11061da546Spatrick 
12061da546Spatrick #include "lldb/Host/common/NativeThreadProtocol.h"
13061da546Spatrick 
14061da546Spatrick #include "Plugins/Process/NetBSD/NativeRegisterContextNetBSD.h"
15061da546Spatrick 
16061da546Spatrick #include <csignal>
17061da546Spatrick #include <map>
18061da546Spatrick #include <string>
19061da546Spatrick 
20061da546Spatrick namespace lldb_private {
21061da546Spatrick namespace process_netbsd {
22061da546Spatrick 
23061da546Spatrick class NativeProcessNetBSD;
24061da546Spatrick 
25061da546Spatrick class NativeThreadNetBSD : public NativeThreadProtocol {
26061da546Spatrick   friend class NativeProcessNetBSD;
27061da546Spatrick 
28061da546Spatrick public:
29061da546Spatrick   NativeThreadNetBSD(NativeProcessNetBSD &process, lldb::tid_t tid);
30061da546Spatrick 
31061da546Spatrick   // NativeThreadProtocol Interface
32061da546Spatrick   std::string GetName() override;
33061da546Spatrick 
34061da546Spatrick   lldb::StateType GetState() override;
35061da546Spatrick 
36061da546Spatrick   bool GetStopReason(ThreadStopInfo &stop_info,
37061da546Spatrick                      std::string &description) override;
38061da546Spatrick 
39061da546Spatrick   NativeRegisterContextNetBSD &GetRegisterContext() override;
40061da546Spatrick 
41061da546Spatrick   Status SetWatchpoint(lldb::addr_t addr, size_t size, uint32_t watch_flags,
42061da546Spatrick                        bool hardware) override;
43061da546Spatrick 
44061da546Spatrick   Status RemoveWatchpoint(lldb::addr_t addr) override;
45061da546Spatrick 
46061da546Spatrick   Status SetHardwareBreakpoint(lldb::addr_t addr, size_t size) override;
47061da546Spatrick 
48061da546Spatrick   Status RemoveHardwareBreakpoint(lldb::addr_t addr) override;
49061da546Spatrick 
50061da546Spatrick private:
51061da546Spatrick   // Interface for friend classes
52061da546Spatrick 
53061da546Spatrick   Status Resume();
54061da546Spatrick   Status SingleStep();
55061da546Spatrick   Status Suspend();
56061da546Spatrick 
57061da546Spatrick   void SetStoppedBySignal(uint32_t signo, const siginfo_t *info = nullptr);
58061da546Spatrick   void SetStoppedByBreakpoint();
59061da546Spatrick   void SetStoppedByTrace();
60061da546Spatrick   void SetStoppedByExec();
61061da546Spatrick   void SetStoppedByWatchpoint(uint32_t wp_index);
62*be691f3bSpatrick   void SetStoppedByFork(lldb::pid_t child_pid, lldb::tid_t child_tid);
63*be691f3bSpatrick   void SetStoppedByVFork(lldb::pid_t child_pid, lldb::tid_t child_tid);
64*be691f3bSpatrick   void SetStoppedByVForkDone();
65061da546Spatrick   void SetStoppedWithNoReason();
66061da546Spatrick   void SetStopped();
67061da546Spatrick   void SetRunning();
68061da546Spatrick   void SetStepping();
69061da546Spatrick 
70*be691f3bSpatrick   llvm::Error CopyWatchpointsFrom(NativeThreadNetBSD& source);
71061da546Spatrick 
72061da546Spatrick   // Member Variables
73061da546Spatrick   lldb::StateType m_state;
74061da546Spatrick   ThreadStopInfo m_stop_info;
75061da546Spatrick   std::unique_ptr<NativeRegisterContextNetBSD> m_reg_context_up;
76061da546Spatrick   std::string m_stop_description;
77061da546Spatrick   using WatchpointIndexMap = std::map<lldb::addr_t, uint32_t>;
78061da546Spatrick   WatchpointIndexMap m_watchpoint_index_map;
79061da546Spatrick   WatchpointIndexMap m_hw_break_index_map;
80061da546Spatrick };
81061da546Spatrick 
82061da546Spatrick typedef std::shared_ptr<NativeThreadNetBSD> NativeThreadNetBSDSP;
83061da546Spatrick } // namespace process_netbsd
84061da546Spatrick } // namespace lldb_private
85061da546Spatrick 
86061da546Spatrick #endif // #ifndef liblldb_NativeThreadNetBSD_H_
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