IVGCVSW-3903 Create Counter Stream Buffer

 * Add implementation of PacketBuffer
 * Add implementation of BufferManager
 * Unit tests

Signed-off-by: Narumol Prangnawarat <narumol.prangnawarat@arm.com>
Change-Id: Icca3807149ff5a8ed31cc87de73c50b95bca39d4

1 files changed, 45 insertions, 0 deletions

diff --git a/src/profiling/PacketBuffer.hpp b/src/profiling/PacketBuffer.hpp
new file mode 100644
index 0000000000..a3d95d4108
--- /dev/null
+++ b/src/profiling/PacketBuffer.hpp
@@ -0,0 +1,45 @@
+//
+// Copyright © 2019 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "IPacketBuffer.hpp"
+
+#include <memory>
+
+namespace armnn
+{
+
+namespace profiling
+{
+
+class PacketBuffer : public IPacketBuffer
+{
+public:
+    PacketBuffer(unsigned int maxSize);
+
+    ~PacketBuffer() {}
+
+    const unsigned char* const GetReadableData() const  override;
+
+    unsigned int GetSize() const  override;
+
+    void MarkRead() override;
+
+    void Commit(unsigned int size)  override;
+
+    void Release() override;
+
+    unsigned char* GetWritableData() override;
+
+private:
+    unsigned int m_MaxSize;
+    unsigned int m_Size;
+    std::unique_ptr<unsigned char[]> m_Data;
+};
+
+} // namespace profiling
+
+} // namespace armnn
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