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https://github.com/Atmosphere-NX/Atmosphere.git
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0105455086
subrepo: subdir: "libraries" merged: "07af583b" upstream: origin: "https://github.com/Atmosphere-NX/Atmosphere-libs" branch: "master" commit: "07af583b" git-subrepo: version: "0.4.0" origin: "https://github.com/ingydotnet/git-subrepo" commit: "5d6aba9"
116 lines
4.1 KiB
C++
116 lines
4.1 KiB
C++
/*
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* Copyright (c) 2018-2019 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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#include "impl/os_waitable_holder_impl.hpp"
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#include "impl/os_waitable_manager_impl.hpp"
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namespace ams::os {
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WaitableHolder::WaitableHolder(Handle handle) {
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/* Don't allow invalid handles. */
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AMS_ASSERT(handle != INVALID_HANDLE);
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/* Initialize appropriate holder. */
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfHandle(handle);
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/* Set user-data. */
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this->user_data = 0;
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}
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WaitableHolder::WaitableHolder(Event *event) {
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/* Initialize appropriate holder. */
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfEvent(event);
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/* Set user-data. */
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this->user_data = 0;
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}
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WaitableHolder::WaitableHolder(SystemEvent *event) {
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/* Initialize appropriate holder. */
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switch (event->GetState()) {
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case SystemEventState::Event:
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfEvent(&event->GetEvent());
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break;
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case SystemEventState::InterProcessEvent:
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfInterProcessEvent(&event->GetInterProcessEvent());
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break;
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case SystemEventState::Uninitialized:
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AMS_UNREACHABLE_DEFAULT_CASE();
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}
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/* Set user-data. */
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this->user_data = 0;
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}
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WaitableHolder::WaitableHolder(InterruptEvent *event) {
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/* Initialize appropriate holder. */
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfInterruptEvent(event);
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/* Set user-data. */
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this->user_data = 0;
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}
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WaitableHolder::WaitableHolder(Thread *thread) {
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/* Initialize appropriate holder. */
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfThread(thread);
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/* Set user-data. */
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this->user_data = 0;
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}
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WaitableHolder::WaitableHolder(Semaphore *semaphore) {
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/* Initialize appropriate holder. */
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfSemaphore(semaphore);
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/* Set user-data. */
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this->user_data = 0;
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}
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WaitableHolder::WaitableHolder(MessageQueue *message_queue, MessageQueueWaitKind wait_kind) {
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/* Initialize appropriate holder. */
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switch (wait_kind) {
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case MessageQueueWaitKind::ForNotFull:
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfMessageQueueForNotFull(message_queue);
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break;
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case MessageQueueWaitKind::ForNotEmpty:
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new (GetPointer(this->impl_storage)) impl::WaitableHolderOfMessageQueueForNotEmpty(message_queue);
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break;
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AMS_UNREACHABLE_DEFAULT_CASE();
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}
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/* Set user-data. */
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this->user_data = 0;
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}
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WaitableHolder::~WaitableHolder() {
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auto holder_base = reinterpret_cast<impl::WaitableHolderBase *>(GetPointer(this->impl_storage));
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/* Don't allow destruction of a linked waitable holder. */
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AMS_ASSERT(!holder_base->IsLinkedToManager());
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holder_base->~WaitableHolderBase();
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}
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void WaitableHolder::UnlinkFromWaitableManager() {
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auto holder_base = reinterpret_cast<impl::WaitableHolderBase *>(GetPointer(this->impl_storage));
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/* Don't allow unlinking of an unlinked holder. */
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AMS_ASSERT(holder_base->IsLinkedToManager());
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holder_base->GetManager()->UnlinkWaitableHolder(*holder_base);
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holder_base->SetManager(nullptr);
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}
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}
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