添加一些基本类

interface/if_tcp.h

@@ -0,0 +1,17 @@
+#ifndef IF_TCP_H
+#define IF_TCP_H
+
+#include <QObject>
+#include <interface/interface.h>
+
+class if_tcp : public InterFace
+{
+  Q_OBJECT
+public:
+  if_tcp();
+  virtual ~if_tcp();
+
+protected:
+};
+
+#endif // IF_TCP_H