IVGCVSW-3950 Create SendTimelinePacket interface and class

* Implemented ISendTimelinePacket interface and its implementation SendTimelinePacket
* Implemented TimelinePacketWriterFactory
* Implemented unit tests for SendTimelinePacket functions

Signed-off-by: Sadik Armagan <sadik.armagan@arm.com>
Change-Id: I0a47586437f99510394d4d94589dccfb397d38e5

1 files changed, 65 insertions, 0 deletions

diff --git a/src/profiling/SendTimelinePacket.hpp b/src/profiling/SendTimelinePacket.hpp
new file mode 100644
index 0000000000..35ec24ffae
--- /dev/null
+++ b/src/profiling/SendTimelinePacket.hpp
@@ -0,0 +1,65 @@
+//
+// Copyright © 2019 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "IBufferManager.hpp"
+#include "ISendTimelinePacket.hpp"
+#include "ProfilingUtils.hpp"
+
+#include <memory>
+
+namespace armnn
+{
+
+namespace profiling
+{
+
+class SendTimelinePacket : public ISendTimelinePacket
+{
+public:
+    SendTimelinePacket(IBufferManager& bufferManager)
+      : m_BufferManager(bufferManager)
+      , m_WriteBuffer(nullptr)
+      , m_Offset(0u)
+      , m_BufferSize(0u)
+    {}
+
+    /// Commits the current buffer and reset the member variables
+    void Commit() override;
+
+    /// Create and write a TimelineEntityBinaryPacket from the parameters to the buffer.
+    void SendTimelineEntityBinaryPacket(uint64_t profilingGuid) override;
+
+    /// Create and write a TimelineEventBinaryPacket from the parameters to the buffer.
+    void SendTimelineEventBinaryPacket(uint64_t timestamp, uint32_t threadId, uint64_t profilingGuid) override;
+
+    /// Create and write a TimelineEventClassBinaryPacket from the parameters to the buffer.
+    void SendTimelineEventClassBinaryPacket(uint64_t profilingGuid) override;
+
+    /// Create and write a TimelineLabelBinaryPacket from the parameters to the buffer.
+    void SendTimelineLabelBinaryPacket(uint64_t profilingGuid, const std::string& label) override;
+
+    /// Create and write a TimelineMessageDirectoryPackage in the buffer
+    void SendTimelineMessageDirectoryPackage() override;
+
+    /// Create and write a TimelineRelationshipBinaryPacket from the parameters to the buffer.
+    virtual void SendTimelineRelationshipBinaryPacket(ProfilingRelationshipType relationshipType,
+                                                      uint64_t relationshipGuid,
+                                                      uint64_t headGuid,
+                                                      uint64_t tailGuid) override;
+private:
+    /// Reserves maximum packet size from buffer
+    void ReserveBuffer();
+
+    IBufferManager& m_BufferManager;
+    std::unique_ptr<IPacketBuffer> m_WriteBuffer;
+    unsigned int m_Offset;
+    unsigned int m_BufferSize;
+};
+
+} // namespace profiling
+
+} // namespace armnn