Files
Xenia-Canary/src/xenia/debug/debugger.h
2015-07-18 23:04:21 -07:00

133 lines
3.5 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2013 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#ifndef XENIA_DEBUG_DEBUGGER_H_
#define XENIA_DEBUG_DEBUGGER_H_
#include <map>
#include <memory>
#include <mutex>
#include <string>
#include <thread>
#include <unordered_map>
#include "xenia/base/delegate.h"
#include "xenia/base/mapped_memory.h"
#include "xenia/base/threading.h"
#include "xenia/cpu/thread_state.h"
#include "xenia/debug/breakpoint.h"
namespace xe {
class Emulator;
} // namespace xe
namespace xe {
namespace cpu {
class Function;
class FunctionInfo;
class Processor;
} // namespace cpu
} // namespace xe
namespace xe {
namespace debug {
class Debugger;
class DebugEvent {
public:
DebugEvent(Debugger* debugger) : debugger_(debugger) {}
virtual ~DebugEvent() = default;
Debugger* debugger() const { return debugger_; }
protected:
Debugger* debugger_;
};
class BreakpointHitEvent : public DebugEvent {
public:
BreakpointHitEvent(Debugger* debugger, cpu::ThreadState* thread_state,
Breakpoint* breakpoint)
: DebugEvent(debugger),
thread_state_(thread_state),
breakpoint_(breakpoint) {}
~BreakpointHitEvent() override = default;
cpu::ThreadState* thread_state() const { return thread_state_; }
Breakpoint* breakpoint() const { return breakpoint_; }
protected:
cpu::ThreadState* thread_state_;
Breakpoint* breakpoint_;
};
class Debugger {
public:
Debugger(Emulator* emulator);
~Debugger();
Emulator* emulator() const { return emulator_; }
bool StartSession();
void PreLaunch();
void StopSession();
void FlushSession();
uint8_t* AllocateFunctionData(size_t size);
uint8_t* AllocateFunctionTraceData(size_t size);
bool is_attached() const { return client_socket_ != ~0; }
bool SuspendAllThreads();
bool ResumeThread(uint32_t thread_id);
bool ResumeAllThreads();
int AddBreakpoint(Breakpoint* breakpoint);
int RemoveBreakpoint(Breakpoint* breakpoint);
void FindBreakpoints(uint32_t address,
std::vector<Breakpoint*>& out_breakpoints);
// TODO(benvanik): utility functions for modification (make function ignored,
// etc).
void OnThreadCreated(cpu::ThreadState* thread_state);
void OnThreadDestroyed(cpu::ThreadState* thread_state);
void OnFunctionDefined(cpu::FunctionInfo* symbol_info,
cpu::Function* function);
void OnBreakpointHit(cpu::ThreadState* thread_state, Breakpoint* breakpoint);
public:
Delegate<BreakpointHitEvent> breakpoint_hit;
private:
void OnMessage(std::vector<uint8_t> buffer);
Emulator* emulator_ = nullptr;
uintptr_t listen_socket_ = ~0u;
bool accept_thread_running_ = false;
std::thread accept_thread_;
xe::threading::Fence accept_fence_;
uintptr_t client_socket_ = ~0u;
std::thread receive_thread_;
std::wstring functions_path_;
std::unique_ptr<ChunkedMappedMemoryWriter> functions_file_;
std::wstring functions_trace_path_;
std::unique_ptr<ChunkedMappedMemoryWriter> functions_trace_file_;
std::mutex breakpoints_lock_;
std::multimap<uint32_t, Breakpoint*> breakpoints_;
};
} // namespace debug
} // namespace xe
#endif // XENIA_DEBUG_DEBUGGER_H_