mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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120 lines
5 KiB
C++
120 lines
5 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "sf_common.hpp"
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#include "sf_out.hpp"
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namespace ams::sf {
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class IServiceObject {
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public:
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virtual ~IServiceObject() { /* ... */ }
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};
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template<typename T>
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concept IsServiceObject = std::derived_from<T, IServiceObject>;
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class IMitmServiceObject : public IServiceObject {
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public:
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virtual ~IMitmServiceObject() { /* ... */ }
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};
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class MitmServiceImplBase {
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protected:
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std::shared_ptr<::Service> forward_service;
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sm::MitmProcessInfo client_info;
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public:
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MitmServiceImplBase(std::shared_ptr<::Service> &&s, const sm::MitmProcessInfo &c) : forward_service(std::move(s)), client_info(c) { /* ... */ }
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};
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template<typename T>
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concept IsMitmServiceObject = IsServiceObject<T> && std::derived_from<T, IMitmServiceObject>;
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template<typename T>
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concept IsMitmServiceImpl = requires (std::shared_ptr<::Service> &&s, const sm::MitmProcessInfo &c) {
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{ T(std::forward<std::shared_ptr<::Service>>(s), c) };
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{ T::ShouldMitm(c) } -> std::same_as<bool>;
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};
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template<typename Interface, typename Impl, typename... Arguments>
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requires std::constructible_from<Impl, Arguments...>
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constexpr ALWAYS_INLINE std::shared_ptr<typename Interface::ImplHolder<Impl>> MakeShared(Arguments &&... args) {
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return std::make_shared<typename Interface::ImplHolder<Impl>>(std::forward<Arguments>(args)...);
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}
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template<typename Interface, typename Impl, typename... Arguments>
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requires (std::constructible_from<Impl, Arguments...> && std::derived_from<Impl, std::enable_shared_from_this<Impl>>)
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constexpr ALWAYS_INLINE std::shared_ptr<typename Interface::ImplSharedPointer<Impl>> MakeShared(Arguments &&... args) {
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return std::make_shared<typename Interface::ImplSharedPointer<Impl>>(std::make_shared<Impl>(std::forward<Arguments>(args)...));
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}
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template<typename T>
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class ServiceObjectAllocatorImpl {
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private:
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template<typename>
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friend class ServiceObjectAllocatorImpl;
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public:
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using value_type = T;
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private:
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MemoryResource * const memory_resource;
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public:
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constexpr ServiceObjectAllocatorImpl(MemoryResource *mr) : memory_resource(mr) { /* ... */ }
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template<typename U>
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constexpr ServiceObjectAllocatorImpl(const ServiceObjectAllocatorImpl<U> &rhs) : memory_resource(rhs.memory_resource) { /* ... */ }
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value_type *allocate(size_t n) const {
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void *mem = this->memory_resource->Allocate(n * sizeof(value_type), alignof(value_type));
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AMS_ABORT_UNLESS(mem != nullptr);
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return static_cast<value_type *>(mem);
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}
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void deallocate(void *p, size_t n) const {
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this->memory_resource->Deallocate(p, n * sizeof(value_type), alignof(value_type));
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}
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template<typename U>
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inline bool operator==(const ServiceObjectAllocatorImpl<U> &rhs) const {
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return this->memory_resource->is_equal(*rhs->memory_resource);
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}
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template<typename U>
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inline bool operator!=(const ServiceObjectAllocatorImpl<U> &rhs) const {
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return !(*this == rhs);
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}
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};
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template <typename Interface, typename Impl>
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using ServiceObjectAllocator = ServiceObjectAllocatorImpl<typename Interface::ImplHolder<Impl>>;
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template<typename Interface, typename Impl, typename Allocator, typename... Arguments>
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requires std::constructible_from<Impl, Arguments...>
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constexpr ALWAYS_INLINE std::shared_ptr<typename Interface::ImplHolder<Impl>> AllocateShared(const Allocator &allocator, Arguments &&... args) {
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return std::allocate_shared<typename Interface::ImplHolder<Impl>>(allocator, std::forward<Arguments>(args)...);
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}
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template<typename Interface, typename Impl>
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constexpr ALWAYS_INLINE std::shared_ptr<typename Interface::ImplPointer<Impl>> GetSharedPointerTo(Impl *impl) {
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return std::make_shared<typename Interface::ImplPointer<Impl>>(impl);
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}
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template<typename Interface, typename Impl>
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constexpr ALWAYS_INLINE std::shared_ptr<typename Interface::ImplPointer<Impl>> GetSharedPointerTo(Impl &impl) {
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return GetSharedPointerTo<Interface, Impl>(std::addressof(impl));
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}
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}
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