blob: e2277df11677d669fa13897ec940c30bd9a8a34a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
#pragma once
#include "core/result.h"
#include "debugger/types.h"
#include <cstdint>
#include <filesystem>
#include <memory>
#include <span>
#include <string>
#include <string_view>
#include <vector>
namespace Hsdbg
{
class Debugger
{
public:
Debugger();
~Debugger();
Debugger(const Debugger&) = delete;
Debugger(Debugger&&) = delete;
auto operator=(const Debugger&) -> Debugger& = delete;
auto operator=(Debugger&&) -> Debugger& = delete;
// target lifetime
auto load_target(const std::filesystem::path& executable) -> Result<void>;
auto unload_target() -> void;
auto launch(const LaunchSpec& spec) -> Result<void>;
auto attach(uint64_t process_id) -> Result<void>;
auto detach() -> Result<void>;
auto terminate() -> Result<void>;
// execution control
auto resume() -> Result<void>;
auto pause() -> Result<void>;
auto step_over(StepMode mode = StepMode::Line) -> Result<void>;
auto step_into(StepMode mode = StepMode::Line) -> Result<void>;
auto step_out() -> Result<void>;
auto run_to(const std::filesystem::path& file, uint32_t line) -> Result<void>;
// breakpoints, the only part that keeps real state for now
auto add_breakpoint(const std::filesystem::path& file, uint32_t line) -> uint32_t;
auto add_function_breakpoint(std::string_view function) -> uint32_t;
auto add_address_breakpoint(uint64_t file_address) -> uint32_t;
auto remove_breakpoint(uint32_t id) -> bool;
auto set_breakpoint_enabled(uint32_t id, bool enabled) -> bool;
auto set_breakpoint_condition(uint32_t id, std::string_view condition) -> bool;
auto set_breakpoint_ignore_count(uint32_t id, uint32_t count) -> bool;
auto clear_breakpoints() -> void;
auto find_breakpoint(uint32_t id) -> Breakpoint*;
auto breakpoints() const -> std::span<const Breakpoint> { return m_breakpoints; }
// inspection
auto threads() const -> std::span<const Thread> { return m_threads; }
auto call_stack() const -> std::span<const StackFrame> { return m_call_stack; }
auto locals() const -> std::span<const Variable> { return m_locals; }
auto registers() const -> std::span<const Register> { return m_registers; }
auto symbols() const -> std::span<const Symbol> { return m_symbols; }
auto source_files() const -> std::span<const std::filesystem::path> { return m_source_files; }
auto disassembly() const -> std::span<const Instruction> { return m_disassembly; }
auto disassembly_name() const -> std::string_view { return m_disassembly_name; }
auto evaluate(std::string_view expression) -> Result<std::string>;
auto read_memory(uint64_t address, size_t size) -> Result<std::vector<uint8_t>>;
auto console_output() const -> std::span<const std::string> { return m_console_output; }
// selection, what the ui is currently looking at
auto select_thread(uint64_t thread_id) -> bool;
auto select_frame(uint32_t frame_index) -> bool;
auto select_symbol(uint64_t file_address) -> bool;
auto selected_thread() const -> uint64_t { return m_selected_thread; }
auto selected_frame() const -> uint32_t { return m_selected_frame; }
auto selected_symbol() const -> uint64_t { return m_selected_symbol; }
// pumps whatever the debug session has to say, called once per frame
auto update() -> void;
auto state() const -> TargetState { return m_state; }
auto stop_reason() const -> StopReason { return m_stop_reason; }
// bumped on every stop, so the ui can tell a new one from the one it
// already followed
auto stop_count() const -> uint64_t { return m_stop_count; }
auto target_path() const -> const std::filesystem::path& { return m_target_path; }
auto process_id() const -> uint64_t { return m_process_id; }
auto has_target() const -> bool { return m_state != TargetState::NoTarget; }
auto is_running() const -> bool { return m_state == TargetState::Running; }
auto is_stopped() const -> bool { return m_state == TargetState::Stopped; }
private:
// keeps the lldb headers out of everything that talks to the debugger
struct Session;
auto set_state(TargetState state) -> void;
auto resolve_breakpoint(Breakpoint& breakpoint) -> void;
auto sync_breakpoints() -> void;
auto require_stopped() const -> Result<void>;
auto sync_after_start() -> void;
auto pump_events() -> void;
auto drain_output() -> void;
auto on_stopped() -> void;
auto on_exited() -> void;
auto refresh_call_stack() -> void;
auto refresh_frame_data() -> void;
auto refresh_symbols() -> void;
auto refresh_source_files() -> void;
auto refresh_disassembly() -> void;
auto load_disassembly(uint64_t file_address) -> void;
std::unique_ptr<Session> m_session;
TargetState m_state = TargetState::NoTarget;
StopReason m_stop_reason = StopReason::None;
std::filesystem::path m_target_path;
uint64_t m_process_id = 0;
std::vector<Breakpoint> m_breakpoints;
uint32_t m_next_breakpoint_id = 1;
std::vector<Thread> m_threads;
std::vector<StackFrame> m_call_stack;
std::vector<Variable> m_locals;
std::vector<Register> m_registers;
std::vector<Symbol> m_symbols;
std::vector<std::filesystem::path> m_source_files;
std::vector<Instruction> m_disassembly;
std::string m_disassembly_name;
std::vector<std::string> m_console_output;
uint64_t m_selected_thread = 0;
uint32_t m_selected_frame = 0;
uint64_t m_selected_symbol = 0;
uint64_t m_stop_count = 0;
};
}
|
