1 files changed, 127 insertions, 0 deletions
diff --git a/tests/profiling/gatordmock/StreamMetadataCommandHandler.cpp b/tests/profiling/gatordmock/StreamMetadataCommandHandler.cpp
new file mode 100644
index 0000000000..09255a57a1
--- /dev/null
+++ b/tests/profiling/gatordmock/StreamMetadataCommandHandler.cpp
@@ -0,0 +1,127 @@
+//
+// Copyright © 2019 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "StreamMetadataCommandHandler.hpp"
+
+#include <ProfilingUtils.hpp>
+
+#include <boost/cast.hpp>
+
+#include <sstream>
+#include <iostream>
+
+using namespace armnn::profiling;
+
+namespace armnn
+{
+
+namespace gatordmock
+{
+
+void StreamMetadataCommandHandler::operator()(const Packet& packet)
+{
+    ParseData(packet);
+
+    if (m_QuietOperation)
+    {
+        return;
+    }
+
+    std::stringstream ss;
+
+    ss << "Stream metadata packet received" << std::endl << std::endl;
+
+    ss << "Pipe magic: "              << m_PipeMagic                 << std::endl;
+    ss << "Stream metadata version: " << m_StreamMetadataVersion     << std::endl;
+    ss << "Max data len: "            << m_MaxDataLen                << std::endl;
+    ss << "Pid: "                     << m_Pid                       << std::endl;
+    ss << "Software info: "           << m_SoftwareInfo              << std::endl;
+    ss << "Hardware version: "        << m_HardwareVersion           << std::endl;
+    ss << "Software version: "        << m_SoftwareVersion           << std::endl;
+    ss << "Process name: "            << m_ProcessName               << std::endl;
+    ss << "Packet versions: "         << m_PacketVersionTable.size() << std::endl;
+
+    for (const auto& packetVersion : m_PacketVersionTable)
+    {
+        ss << "-----------------------" << std::endl;
+        ss << "Packet family: "  << packetVersion.m_PacketFamily  << std::endl;
+        ss << "Packet id: "      << packetVersion.m_PacketId      << std::endl;
+        ss << "Packet version: " << packetVersion.m_PacketVersion << std::endl;
+    }
+
+    std::cout << ss.str() << std::endl;
+}
+
+std::string ReadString(const unsigned char* buffer, unsigned int &offset)
+{
+    const char* stringPtr = reinterpret_cast<const char*>(&buffer[offset]);
+    return stringPtr != nullptr ? std::string(stringPtr) : "";
+}
+
+void StreamMetadataCommandHandler::ParseData(const Packet &packet)
+{
+    // Check that at least the packet contains the fixed-length fields
+    if (packet.GetLength() < 80)
+    {
+        return;
+    }
+
+    // Utils
+    unsigned int uint16_t_size = sizeof(uint16_t);
+    unsigned int uint32_t_size = sizeof(uint32_t);
+
+    const unsigned char* buffer = packet.GetData();
+    unsigned int offset = 0;
+
+    // Get the fixed-length fields
+    m_PipeMagic = ReadUint32(buffer, offset);
+    offset += uint32_t_size;
+    m_StreamMetadataVersion = ReadUint32(buffer, offset);
+    offset += uint32_t_size;
+    m_MaxDataLen = ReadUint32(buffer, offset);
+    offset += uint32_t_size;
+    m_Pid = ReadUint32(buffer, offset);
+    offset += uint32_t_size;
+    m_OffsetInfo = ReadUint32(buffer, offset);
+    offset += uint32_t_size;
+    m_OffsetHwVersion = ReadUint32(buffer, offset);
+    offset += uint32_t_size;
+    m_OffsetSwVersion = ReadUint32(buffer, offset);
+    offset += uint32_t_size;
+    m_OffsetProcessName = ReadUint32(buffer, offset);
+    offset += uint32_t_size;
+    m_OffsetPacketVersionTable = ReadUint32(buffer, offset);
+    offset += uint32_t_size * 2; // Also skipping the reserved word (all zeros)
+
+    // Get the string fields
+    m_SoftwareInfo    = m_OffsetInfo        > 0 ? ReadString(buffer, m_OffsetInfo)        : "";
+    m_HardwareVersion = m_OffsetHwVersion   > 0 ? ReadString(buffer, m_OffsetHwVersion)   : "";
+    m_SoftwareVersion = m_OffsetSwVersion   > 0 ? ReadString(buffer, m_OffsetSwVersion)   : "";
+    m_ProcessName     = m_OffsetProcessName > 0 ? ReadString(buffer, m_OffsetProcessName) : "";
+
+    // Get the packet versions
+    m_PacketVersionTable.clear();
+    if (m_OffsetPacketVersionTable > 0)
+    {
+        offset = m_OffsetPacketVersionTable;
+        uint16_t packetEntries = ReadUint16(buffer, offset + uint16_t_size);
+        offset += uint32_t_size; // Also skipping the reserved bytes (all zeros)
+        for (uint16_t i = 0; i < packetEntries; i++)
+        {
+            uint16_t packetFamilyAndId = ReadUint16(buffer, offset + uint16_t_size);
+            uint16_t packetFamily = (packetFamilyAndId >> 10) & 0x003F;
+            uint16_t packetId     = (packetFamilyAndId >>  0) & 0x03FF;
+            offset += uint32_t_size; // Also skipping the reserved bytes (all zeros)
+            uint32_t packetVersion = ReadUint32(buffer, offset);
+            offset += uint32_t_size;
+
+            m_PacketVersionTable.push_back({ packetFamily, packetId, packetVersion });
+        }
+    }
+}
+
+} // namespace gatordmock
+
+} // namespace armnn