Files
Xenia-Canary/src/xenia/debug/debugger.h
2015-05-05 22:44:36 -07:00

116 lines
3.1 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 <unordered_map>
#include "xenia/base/delegate.h"
#include "xenia/base/mapped_memory.h"
#include "xenia/cpu/thread_state.h"
#include "xenia/debug/breakpoint.h"
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(cpu::Processor* processor);
~Debugger();
cpu::Processor* processor() const { return processor_; }
bool StartSession();
void StopSession();
void FlushSession();
uint8_t* AllocateTraceFunctionData(size_t size);
int SuspendAllThreads(uint32_t timeout_ms = UINT_MAX);
int ResumeThread(uint32_t thread_id);
int ResumeAllThreads(bool force = false);
void ForEachThread(std::function<void(cpu::ThreadState*)> callback);
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:
cpu::Processor* processor_;
std::unique_ptr<ChunkedMappedMemoryWriter> trace_functions_;
std::mutex threads_lock_;
std::unordered_map<uint32_t, cpu::ThreadState*> threads_;
std::mutex breakpoints_lock_;
std::multimap<uint32_t, Breakpoint*> breakpoints_;
};
} // namespace debug
} // namespace xe
#endif // XENIA_DEBUG_DEBUGGER_H_