citra/src/core/hle/service/service.h

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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include <vector>
#include <map>
#include <string>
#include "common/common.h"
#include "common/common_types.h"
#include "core/hle/syscall.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace Service
namespace Service {
typedef s32 NativeUID; ///< Native handle for a service
class Manager;
/// Interface to a CTROS service
class Interface {
friend class Manager;
public:
virtual ~Interface() {
}
/**
* Gets the UID for the serice
* @return UID of service in native format
*/
NativeUID GetUID() const {
return (NativeUID)m_uid;
}
/**
* Gets the string name used by CTROS for a service
* @return Port name of service
*/
2014-04-13 04:08:48 +02:00
virtual std::string GetPortName() const {
return "[UNKNOWN SERVICE PORT]";
}
/**
* Called when svcSendSyncRequest is called, loads command buffer and executes comand
* @return Return result of svcSendSyncRequest passed back to user app
*/
virtual Syscall::Result Sync() = 0;
protected:
/**
* Registers the functions in the service
*/
void Register(const HLE::FunctionDef* functions, int len) {
for (int i = 0; i < len; i++) {
m_functions[functions[i].id] = functions[i];
}
}
private:
u32 m_uid;
std::map<u32, HLE::FunctionDef> m_functions;
};
/// Simple class to manage accessing services from ports and UID handles
class Manager {
public:
Manager();
~Manager();
/// Add a service to the manager (does not create it though)
void AddService(Interface* service);
/// Removes a service from the manager (does not delete it though)
void DeleteService(std::string port_name);
/// Get a Service Interface from its UID
Interface* FetchFromUID(u32 uid);
/// Get a Service Interface from its port
Interface* FetchFromPortName(std::string port_name);
private:
/// Convert an index into m_services vector into a UID
static u32 GetUIDFromIndex(const int index) {
return index | 0x10000000;
}
/// Convert a UID into an index into m_services
static int GetIndexFromUID(const u32 uid) {
return uid & 0x0FFFFFFF;
}
std::vector<Interface*> m_services;
std::map<std::string, u32> m_port_map;
DISALLOW_COPY_AND_ASSIGN(Manager);
};
/// Initialize ServiceManager
void Init();
/// Shutdown ServiceManager
void Shutdown();
extern Manager* g_manager; ///< Service manager
} // namespace