From 2b1c67c9a219ea85de7db4ada9364da3905e7b62 Mon Sep 17 00:00:00 2001
From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Date: Sat, 7 Feb 2015 01:04:34 +0100
Subject: [PATCH] Split Protocol out into a header.

---
 protocol.h | 13 +++++++++++++
 tungre.cpp |  9 ++-------
 2 files changed, 15 insertions(+), 7 deletions(-)
 create mode 100644 protocol.h

diff --git a/protocol.h b/protocol.h
new file mode 100644
index 0000000..a6d3309
--- /dev/null
+++ b/protocol.h
@@ -0,0 +1,13 @@
+#ifndef _PROTOCOL_H
+#define _PROTOCOL_H 1
+
+#include <stdint.h>
+#include <string>
+
+class Protocol {
+public:
+	virtual void send_packet(uint16_t proto, const std::string &data) = 0;
+	virtual int fd() const = 0;
+};
+
+#endif  // !defined(_PROTOCOL_H)
diff --git a/tungre.cpp b/tungre.cpp
index 9b93e85..5735817 100644
--- a/tungre.cpp
+++ b/tungre.cpp
@@ -13,6 +13,8 @@
 #include <string>
 #include <queue>
 
+#include "protocol.h"
+
 using namespace std;
 
 struct gre_header {
@@ -69,14 +71,7 @@ struct GREPacket {
 	}
 };
 
-class Protocol {
-public:
-	virtual void send_packet(uint16_t proto, const string &data) = 0;
-	virtual int fd() const = 0;
-};
-
 class Reorderer;
-class Protocol;
 
 class GREProtocol : public Protocol {
 public:
-- 
2.39.2