xenia/src/alloy/runtime/debugger.h
2014-12-31 19:26:51 -08:00

123 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 ALLOY_RUNTIME_DEBUGGER_H_
#define ALLOY_RUNTIME_DEBUGGER_H_
#include <map>
#include <mutex>
#include <string>
#include <unordered_map>
#include <poly/delegate.h>
namespace alloy {
namespace runtime {
class Debugger;
class Function;
class FunctionInfo;
class Runtime;
class ThreadState;
class Breakpoint {
public:
enum Type {
TEMP_TYPE,
CODE_TYPE,
};
public:
Breakpoint(Type type, uint64_t address);
~Breakpoint();
Type type() const { return type_; }
uint64_t address() const { return address_; }
const char* id() const { return id_.c_str(); }
void set_id(const char* id) { id_ = std::string(id); }
private:
Type type_;
uint64_t address_;
std::string id_;
};
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, ThreadState* thread_state,
Breakpoint* breakpoint)
: DebugEvent(debugger),
thread_state_(thread_state),
breakpoint_(breakpoint) {}
~BreakpointHitEvent() override = default;
ThreadState* thread_state() const { return thread_state_; }
Breakpoint* breakpoint() const { return breakpoint_; }
protected:
ThreadState* thread_state_;
Breakpoint* breakpoint_;
};
class Debugger {
public:
Debugger(Runtime* runtime);
~Debugger();
Runtime* runtime() const { return runtime_; }
int SuspendAllThreads(uint32_t timeout_ms = UINT_MAX);
int ResumeThread(uint32_t thread_id);
int ResumeAllThreads(bool force = false);
void ForEachThread(std::function<void(ThreadState*)> callback);
int AddBreakpoint(Breakpoint* breakpoint);
int RemoveBreakpoint(Breakpoint* breakpoint);
void FindBreakpoints(uint64_t address,
std::vector<Breakpoint*>& out_breakpoints);
// TODO(benvanik): utility functions for modification (make function ignored,
// etc).
void OnThreadCreated(ThreadState* thread_state);
void OnThreadDestroyed(ThreadState* thread_state);
void OnFunctionDefined(FunctionInfo* symbol_info, Function* function);
void OnBreakpointHit(ThreadState* thread_state, Breakpoint* breakpoint);
public:
poly::Delegate<BreakpointHitEvent> breakpoint_hit;
private:
Runtime* runtime_;
std::mutex threads_lock_;
std::unordered_map<uint32_t, ThreadState*> threads_;
std::mutex breakpoints_lock_;
std::multimap<uint64_t, Breakpoint*> breakpoints_;
};
} // namespace runtime
} // namespace alloy
#endif // ALLOY_RUNTIME_DEBUGGER_H_