mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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99 lines
3.5 KiB
C++
99 lines
3.5 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 <vapours.hpp>
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#include <stratosphere/os/os_sdk_mutex.hpp>
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#include <stratosphere/ddsf/ddsf_types.hpp>
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#include <stratosphere/ddsf/impl/ddsf_for_each.hpp>
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#include <stratosphere/ddsf/ddsf_i_castable.hpp>
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#include <stratosphere/ddsf/ddsf_i_device.hpp>
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namespace ams::ddsf {
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class IDriver : public ICastable {
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public:
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AMS_DDSF_CASTABLE_ROOT_TRAITS(ams::ddsf::IDriver);
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private:
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util::IntrusiveListNode list_node;
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IDevice::List device_list;
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mutable os::SdkMutex device_list_lock;
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public:
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using ListTraits = util::IntrusiveListMemberTraitsDeferredAssert<&IDriver::list_node>;
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using List = typename ListTraits::ListType;
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friend class util::IntrusiveList<IDriver, util::IntrusiveListMemberTraitsDeferredAssert<&IDriver::list_node>>;
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private:
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public:
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IDriver() : list_node(), device_list(), device_list_lock() {
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this->device_list.clear();
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}
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protected:
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~IDriver() {
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this->device_list.clear();
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}
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public:
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void AddTo(List &list) {
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list.push_back(*this);
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}
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void RemoveFrom(List list) {
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list.erase(list.iterator_to(*this));
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}
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bool IsLinkedToList() const {
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return this->list_node.IsLinked();
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}
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bool HasAnyDevice() const {
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return !this->device_list.empty();
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}
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void RegisterDevice(IDevice *dev) {
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AMS_ASSERT(dev != nullptr);
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std::scoped_lock lk(this->device_list_lock);
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dev->AttachDriver(this);
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this->device_list.push_back(*dev);
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}
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void UnregisterDevice(IDevice *dev) {
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AMS_ASSERT(dev != nullptr);
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std::scoped_lock lk(this->device_list_lock);
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this->device_list.erase(this->device_list.iterator_to(*dev));
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dev->DetachDriver();
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}
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template<typename F>
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Result ForEachDevice(F f, bool return_on_fail) {
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return impl::ForEach(this->device_list_lock, this->device_list, f, return_on_fail);
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}
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template<typename F>
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Result ForEachDevice(F f, bool return_on_fail) const {
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return impl::ForEach(this->device_list_lock, this->device_list, f, return_on_fail);
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}
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template<typename F>
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int ForEachDevice(F f) {
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return impl::ForEach(this->device_list_lock, this->device_list, f);
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}
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template<typename F>
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int ForEachDevice(F f) const {
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return impl::ForEach(this->device_list_lock, this->device_list, f);
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}
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};
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static_assert(IDriver::ListTraits::IsValid());
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}
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