add

+/*
+ * Copyright 2007 Stephen Liu
+ * For license terms, see the file COPYING along with this library.
+ */
+
+#ifndef __spioutils_hpp__
+#define __spioutils_hpp__
+
+#include "spporting.hpp"
+
+class SP_IOUtils {
+public:
+	static void inetNtoa( in_addr * addr, char * ip, int size );
+
+	static int setNonblock( int fd );
+
+	static int setBlock( int fd );
+
+	static int tcpListen( const char * ip, int port, int * fd, int blocking = 1 );
+
+	static int initDaemon( const char * workdir = 0 );
+
+	static int tcpListen( const char * path, int * fd, int blocking = 1, int mode = 0666 );
+
+private:
+	SP_IOUtils();
+};
+
+#endif
+