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69 lines
3.3 KiB
C++
69 lines
3.3 KiB
C++
// SPDX-License-Identifier: MPL-2.0
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// Copyright © 2020 Skyline Team and Contributors (https://github.com/skyline-emu/)
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#pragma once
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#include <kernel/ipc.h>
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#define SFUNC(id, Class, Function) std::pair<u32, std::pair<std::function<Result(Class*, type::KSession &, ipc::IpcRequest &, ipc::IpcResponse &)>, std::string_view>>{id, {&Class::Function, #Function}}
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#define SFUNC_BASE(id, Class, BaseClass, Function) std::pair<u32, std::pair<std::function<Result(Class*, type::KSession &, ipc::IpcRequest &, ipc::IpcResponse &)>, std::string_view>>{id, {&CallBaseFunction<Class, BaseClass, decltype(&BaseClass::Function), &BaseClass::Function>, #Function}}
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#define SERVICE_DECL_AUTO(name, value) decltype(value) name = value
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#define SERVICE_DECL(...) \
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SERVICE_DECL_AUTO(functions, frz::make_unordered_map({__VA_ARGS__})); \
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std::pair<std::function<Result(type::KSession &, ipc::IpcRequest &, ipc::IpcResponse &)>, std::string_view> GetServiceFunction(u32 id) { \
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auto& function{functions.at(id)}; \
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return std::make_pair(std::bind(function.first, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3), function.second); \
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}
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#define SRVREG(class, ...) std::make_shared<class>(state, manager, ##__VA_ARGS__)
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namespace skyline::kernel::type {
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class KSession;
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}
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namespace skyline::service {
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using namespace kernel;
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using ServiceName = u64; //!< Service names are a maximum of 8 bytes so we use a u64 to store them
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class ServiceManager;
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/**
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* @brief The base class for the HOS service interfaces hosted by sysmodules
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*/
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class BaseService {
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private:
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std::string name; //!< The name of the service, it is only assigned after GetName is called and shouldn't be used directly
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protected:
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const DeviceState &state;
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ServiceManager &manager;
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template<typename Class, typename BaseClass, typename BaseFunctionType, BaseFunctionType BaseFunction>
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static constexpr Result CallBaseFunction(Class *clazz, type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
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return (static_cast<BaseClass *>(clazz)->*BaseFunction)(session, request, response);
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}
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public:
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BaseService(const DeviceState &state, ServiceManager &manager) : state(state), manager(manager) {}
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/**
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* @note To be able to extract the name of the underlying class and ensure correct destruction order
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*/
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virtual ~BaseService() = default;
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virtual std::pair<std::function<Result(type::KSession &, ipc::IpcRequest &, ipc::IpcResponse &)>, std::string_view> GetServiceFunction(u32 id) {
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throw std::out_of_range("GetServiceFunction not implemented");
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}
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/**
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* @return The name of the class
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* @note The lifetime of the returned string is tied to that of the class
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*/
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const std::string &GetName();
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/**
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* @brief Handles an IPC Request to a service
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*/
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Result HandleRequest(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);;
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};
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}
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