os: adopt multiwait naming over waitable

2025-05-28 05:34:11 -04:00 · 2021-09-30 19:00:47 -07:00 · 2021-09-30 19:00:47 -07:00 · 7444a68cd1
commit 7444a68cd1
parent d9b4009f82
79 changed files with 869 additions and 869 deletions
--- a/libraries/libstratosphere/source/os/os_multiple_wait.cpp
+++ b/libraries/libstratosphere/source/os/os_multiple_wait.cpp
@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2018-2020 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+#include "impl/os_multiple_wait_impl.hpp"
+#include "impl/os_multiple_wait_holder_base.hpp"
+#include "impl/os_multiple_wait_holder_impl.hpp"
+
+namespace ams::os {
+
+    namespace {
+
+        ALWAYS_INLINE impl::MultiWaitImpl &GetMultiWaitImpl(MultiWaitType *multi_wait) {
+            return GetReference(multi_wait->impl_storage);
+        }
+
+        ALWAYS_INLINE MultiWaitHolderType *CastToMultiWaitHolder(impl::MultiWaitHolderBase *base) {
+            return reinterpret_cast<MultiWaitHolderType *>(base);
+        }
+
+    }
+
+    void InitializeMultiWait(MultiWaitType *multi_wait) {
+        /* Initialize storage. */
+        util::ConstructAt(multi_wait->impl_storage);
+
+        /* Mark initialized. */
+        multi_wait->state = MultiWaitType::State_Initialized;
+    }
+
+    void FinalizeMultiWait(MultiWaitType *multi_wait) {
+        auto &impl = GetMultiWaitImpl(multi_wait);
+
+        AMS_ASSERT(multi_wait->state == MultiWaitType::State_Initialized);
+        AMS_ASSERT(impl.IsEmpty());
+        AMS_UNUSED(impl);
+
+        /* Mark not initialized. */
+        multi_wait->state = MultiWaitType::State_NotInitialized;
+
+        /* Destroy. */
+        util::DestroyAt(multi_wait->impl_storage);
+    }
+
+    MultiWaitHolderType *WaitAny(MultiWaitType *multi_wait) {
+        auto &impl = GetMultiWaitImpl(multi_wait);
+
+        AMS_ASSERT(multi_wait->state == MultiWaitType::State_Initialized);
+        AMS_ASSERT(!impl.IsEmpty());
+
+        auto *holder = CastToMultiWaitHolder(impl.WaitAny());
+        AMS_ASSERT(holder != nullptr);
+        return holder;
+    }
+
+    MultiWaitHolderType *TryWaitAny(MultiWaitType *multi_wait) {
+        auto &impl = GetMultiWaitImpl(multi_wait);
+
+        AMS_ASSERT(multi_wait->state == MultiWaitType::State_Initialized);
+        AMS_ASSERT(!impl.IsEmpty());
+
+        auto *holder = CastToMultiWaitHolder(impl.TryWaitAny());
+        return holder;
+    }
+
+    MultiWaitHolderType *TimedWaitAny(MultiWaitType *multi_wait, TimeSpan timeout) {
+        auto &impl = GetMultiWaitImpl(multi_wait);
+
+        AMS_ASSERT(multi_wait->state == MultiWaitType::State_Initialized);
+        AMS_ASSERT(!impl.IsEmpty());
+        AMS_ASSERT(timeout.GetNanoSeconds() >= 0);
+
+        auto *holder = CastToMultiWaitHolder(impl.TimedWaitAny(timeout));
+        return holder;
+    }
+
+    void FinalizeMultiWaitHolder(MultiWaitHolderType *holder) {
+        auto *holder_base = reinterpret_cast<impl::MultiWaitHolderBase *>(GetPointer(holder->impl_storage));
+
+        AMS_ASSERT(!holder_base->IsLinked());
+
+        std::destroy_at(holder_base);
+    }
+
+    void LinkMultiWaitHolder(MultiWaitType *multi_wait, MultiWaitHolderType *holder) {
+        auto &impl = GetMultiWaitImpl(multi_wait);
+        auto *holder_base = reinterpret_cast<impl::MultiWaitHolderBase *>(GetPointer(holder->impl_storage));
+
+        AMS_ASSERT(multi_wait->state == MultiWaitType::State_Initialized);
+        AMS_ASSERT(!holder_base->IsLinked());
+
+        impl.LinkMultiWaitHolder(*holder_base);
+        holder_base->SetMultiWait(&impl);
+    }
+
+    void UnlinkMultiWaitHolder(MultiWaitHolderType *holder) {
+        auto *holder_base = reinterpret_cast<impl::MultiWaitHolderBase *>(GetPointer(holder->impl_storage));
+
+        /* Don't allow unlinking of an unlinked holder. */
+        AMS_ABORT_UNLESS(holder_base->IsLinked());
+
+        holder_base->GetMultiWait()->UnlinkMultiWaitHolder(*holder_base);
+        holder_base->SetMultiWait(nullptr);
+    }
+
+    void UnlinkAllMultiWaitHolder(MultiWaitType *multi_wait) {
+        auto &impl = GetMultiWaitImpl(multi_wait);
+
+        AMS_ASSERT(multi_wait->state == MultiWaitType::State_Initialized);
+
+        return impl.UnlinkAll();
+    }
+
+    void MoveAllMultiWaitHolder(MultiWaitType *_dst, MultiWaitType *_src) {
+        auto &dst = GetMultiWaitImpl(_dst);
+        auto &src = GetMultiWaitImpl(_src);
+
+        AMS_ASSERT(_dst->state == MultiWaitType::State_Initialized);
+        AMS_ASSERT(_src->state == MultiWaitType::State_Initialized);
+
+        return dst.MoveAllFrom(src);
+    }
+
+    void SetMultiWaitHolderUserData(MultiWaitHolderType *holder, uintptr_t user_data) {
+        holder->user_data = user_data;
+    }
+
+    uintptr_t GetMultiWaitHolderUserData(const MultiWaitHolderType *holder) {
+        return holder->user_data;
+    }
+
+    void InitializeMultiWaitHolder(MultiWaitHolderType *holder, Handle handle) {
+        AMS_ASSERT(handle != svc::InvalidHandle);
+
+        util::ConstructAt(GetReference(holder->impl_storage).holder_of_handle_storage, handle);
+
+        holder->user_data = 0;
+    }
+
+}