1 files changed, 49 insertions, 0 deletions
diff --git a/profiling/common/include/CommandHandlerRegistry.hpp b/profiling/common/include/CommandHandlerRegistry.hpp
new file mode 100644
index 0000000000..5a5d879996
--- /dev/null
+++ b/profiling/common/include/CommandHandlerRegistry.hpp
@@ -0,0 +1,49 @@
+//
+// Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "CommandHandlerFunctor.hpp"
+#include "CommandHandlerKey.hpp"
+
+#include <functional>
+#include <unordered_map>
+
+namespace arm
+{
+
+namespace pipe
+{
+
+struct CommandHandlerHash
+{
+    std::size_t operator() (const CommandHandlerKey& commandHandlerKey) const
+    {
+        std::size_t seed = 0;
+        std::hash<uint32_t> hasher;
+        seed ^= hasher(commandHandlerKey.GetPacketId()) + 0x9e3779b9 + (seed<<6) + (seed>>2);
+        seed ^= hasher(commandHandlerKey.GetVersion()) + 0x9e3779b9 + (seed<<6) + (seed>>2);
+        return seed;
+    }
+};
+
+class CommandHandlerRegistry
+{
+public:
+    CommandHandlerRegistry() = default;
+
+    void RegisterFunctor(CommandHandlerFunctor* functor, uint32_t familyId, uint32_t packetId, uint32_t version);
+
+    void RegisterFunctor(CommandHandlerFunctor* functor);
+
+    CommandHandlerFunctor* GetFunctor(uint32_t familyId, uint32_t packetId, uint32_t version) const;
+
+private:
+    std::unordered_map<CommandHandlerKey, CommandHandlerFunctor*, CommandHandlerHash> registry;
+};
+
+} // namespace pipe
+
+} // namespace arm