Extend packet analysis test.

testing/btest/plugins/packet-protocol-plugin/src/LLCDemo.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include <packet_analysis/Analyzer.h>
+#include <packet_analysis/Component.h>
+
+namespace zeek::packet_analysis::PacketDemo {
+
+class LLCDemo : public Analyzer {
+public:
+	LLCDemo();
+	~LLCDemo() override = default;
+
+	bool AnalyzePacket(size_t len, const uint8_t* data, Packet* packet) override;
+
+	static AnalyzerPtr Instantiate()
+		{
+		return std::make_shared<LLCDemo>();
+		}
+};
+
+}