diff options
Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/k_synchronization_object.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/core/hle/kernel/k_synchronization_object.h b/src/core/hle/kernel/k_synchronization_object.h new file mode 100644 index 000000000..14d80ebf1 --- /dev/null +++ b/src/core/hle/kernel/k_synchronization_object.h @@ -0,0 +1,58 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <vector> + +#include "core/hle/kernel/object.h" +#include "core/hle/result.h" + +namespace Kernel { + +class KernelCore; +class Synchronization; +class Thread; + +/// Class that represents a Kernel object that a thread can be waiting on +class KSynchronizationObject : public Object { +public: + struct ThreadListNode { + ThreadListNode* next{}; + Thread* thread{}; + }; + + [[nodiscard]] static ResultCode Wait(KernelCore& kernel, s32* out_index, + KSynchronizationObject** objects, const s32 num_objects, + s64 timeout); + + [[nodiscard]] virtual bool IsSignaled() const = 0; + + [[nodiscard]] std::vector<Thread*> GetWaitingThreadsForDebugging() const; + +protected: + explicit KSynchronizationObject(KernelCore& kernel); + virtual ~KSynchronizationObject(); + + void NotifyAvailable(ResultCode result); + void NotifyAvailable() { + return this->NotifyAvailable(RESULT_SUCCESS); + } + +private: + ThreadListNode* thread_list_head{}; + ThreadListNode* thread_list_tail{}; +}; + +// Specialization of DynamicObjectCast for KSynchronizationObjects +template <> +inline std::shared_ptr<KSynchronizationObject> DynamicObjectCast<KSynchronizationObject>( + std::shared_ptr<Object> object) { + if (object != nullptr && object->IsWaitable()) { + return std::static_pointer_cast<KSynchronizationObject>(object); + } + return nullptr; +} + +} // namespace Kernel |