IVGCVSW-4595 Add IFileOnlyPacketHandlers to file only profiling connection

Change-Id: Ib49a8cbbf323da4109cdab9750e6c4d276e484b7
Signed-off-by: Jim Flynn <jim.flynn@arm.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/src/profiling/NullProfilingConnection.hpp b/src/profiling/NullProfilingConnection.hpp
new file mode 100644
index 0000000000..a72d7bfb82
--- /dev/null
+++ b/src/profiling/NullProfilingConnection.hpp
@@ -0,0 +1,41 @@
+//
+// Copyright © 2020 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "IProfilingConnection.hpp"
+
+#include <armnn/utility/IgnoreUnused.hpp>
+
+namespace armnn
+{
+
+namespace profiling
+{
+
+class NullProfilingConnection : public IProfilingConnection
+{
+    virtual bool IsOpen() const override { return true; };
+
+    virtual void Close() override {};
+
+    virtual bool WritePacket(const unsigned char* buffer, uint32_t length) override
+    {
+        armnn::IgnoreUnused(buffer);
+        armnn::IgnoreUnused(length);
+        return true;
+    };
+
+    virtual Packet ReadPacket(uint32_t timeout) override
+    {
+        armnn::IgnoreUnused(timeout);
+        return Packet(0);
+    }
+
+};
+
+} // namespace profiling
+
+} // namespace armnn
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