summaryrefslogtreecommitdiffstats
path: root/src/core/hle/kernel/k_shared_memory_info.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/core/hle/kernel/k_shared_memory_info.h')
-rw-r--r--src/core/hle/kernel/k_shared_memory_info.h46
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