1 files changed, 46 insertions, 0 deletions

diff --git a/src/core/hle/kernel/k_shared_memory_info.h b/src/core/hle/kernel/k_shared_memory_info.h
new file mode 100644
index 000000000..bf97a0184
--- /dev/null
+++ b/src/core/hle/kernel/k_shared_memory_info.h
@@ -0,0 +1,46 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+#include <string>
+
+#include <boost/intrusive/list.hpp>
+
+#include "common/assert.h"
+#include "core/hle/kernel/slab_helpers.h"
+
+namespace Kernel {
+
+class KSharedMemory;
+
+class KSharedMemoryInfo final : public KSlabAllocated<KSharedMemoryInfo>,
+                                public boost::intrusive::list_base_hook<> {
+
+public:
+    explicit KSharedMemoryInfo() = default;
+
+    constexpr void Initialize(KSharedMemory* shmem) {
+        shared_memory = shmem;
+    }
+
+    constexpr KSharedMemory* GetSharedMemory() const {
+        return shared_memory;
+    }
+
+    constexpr void Open() {
+        ++reference_count;
+    }
+
+    constexpr bool Close() {
+        return (--reference_count) == 0;
+    }
+
+private:
+    KSharedMemory* shared_memory{};
+    size_t reference_count{};
+};
+
+} // namespace Kernel