1 files changed, 32 insertions, 0 deletions

diff --git a/src/core/hle/service/am/service/lock_accessor.h b/src/core/hle/service/am/service/lock_accessor.h
new file mode 100644
index 000000000..9bfb5c050
--- /dev/null
+++ b/src/core/hle/service/am/service/lock_accessor.h
@@ -0,0 +1,32 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/cmif_types.h"
+#include "core/hle/service/kernel_helpers.h"
+#include "core/hle/service/os/event.h"
+#include "core/hle/service/service.h"
+
+namespace Service::AM {
+
+class ILockAccessor final : public ServiceFramework<ILockAccessor> {
+public:
+    explicit ILockAccessor(Core::System& system_);
+    ~ILockAccessor() override;
+
+private:
+    Result TryLock(Out<bool> out_is_locked, OutCopyHandle<Kernel::KReadableEvent> out_handle,
+                   bool return_handle);
+    Result Unlock();
+    Result GetEvent(OutCopyHandle<Kernel::KReadableEvent> out_handle);
+    Result IsLocked(Out<bool> out_is_locked);
+
+private:
+    KernelHelpers::ServiceContext m_context;
+    Event m_event;
+    std::mutex m_mutex{};
+    bool m_is_locked{};
+};
+
+} // namespace Service::AM