--- deliantra/server/include/network.h	2017/01/29 02:47:05	1.35
+++ deliantra/server/include/network.h	2018/11/17 23:33:18	1.37
@@ -1,6 +1,7 @@
 /*
  * This file is part of Deliantra, the Roguelike Realtime MMORPG.
  *
+ * Copyright (©) 2018 Marc Alexander Lehmann / the Deliantra team
  * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
  * Copyright (©) 2002 Mark Wedel & Crossfire Development Team
  * Copyright (©) 1992 Frank Tore Johansen
@@ -185,38 +186,21 @@
 
 //-GPL
 
-struct data
+template<int unique>
+struct databuf
 {
   unsigned int len;
   const void *ptr;
 
-  data   (const void *ptr, int len) : len (len), ptr (ptr) { }
-  data   (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { }
-  data   (shstr_tmp sh)    : len (sh.length ()), ptr ((void *)&sh) { }
-  data   (dynbuf &buf)     : len (buf.size ()), ptr (buf.linearise ()) { }
+  databuf (const void *ptr, int len) : len (len), ptr (ptr) { }
+  databuf (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { }
+  databuf (shstr_tmp sh)    : len (sh.length ()), ptr ((void *)&sh) { }
+  databuf (dynbuf &buf)     : len (buf.size ()), ptr (buf.linearise ()) { }
 };
 
-struct data8
-{
-  unsigned int len;
-  const void *ptr;
-
-  data8  (const void *ptr, int len) : len (len), ptr (ptr) { }
-  data8  (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { }
-  data8  (shstr_tmp sh)    : len (sh.length ()), ptr ((void *)&sh) { }
-  data8  (dynbuf &buf)     : len (buf.size ()), ptr (buf.linearise ()) { }
-};
-
-struct data16
-{
-  unsigned int len;
-  const void *ptr;
-
-  data16 (const void *ptr, int len) : len (len), ptr (ptr) { }
-  data16 (const char *str) : len (strlen (str ? str : 0)), ptr ((void *)str) { }
-  data16 (shstr_tmp sh)    : len (sh.length ()), ptr ((void *)&sh) { }
-  data16 (dynbuf &buf)     : len (buf.size ()), ptr (buf.linearise ()) { }
-};
+using data_n = databuf<0>;
+using data8  = databuf<1>;
+using data16 = databuf<2>;
 
 struct ber32
 {
@@ -278,17 +262,17 @@
   // checked
   packet &operator <<(const ber32 v);
 
-  packet &operator <<(const data   &v);
+  packet &operator <<(const data_n &v);
   packet &operator <<(const data8  &v);
   packet &operator <<(const data16 &v);
 
   packet &operator <<(const char *v);
-  packet &operator <<(shstr_tmp sh) { return *this << data (sh); }
-  packet &operator <<(const std::string &s) { return *this << data (s.data (), s.size ()); }
+  packet &operator <<(shstr_tmp sh) { return *this << data_n (sh); }
+  packet &operator <<(const std::string &s) { return *this << data_n (s.data (), s.size ()); }
 
   void vprintf (const char *format, va_list ap);
 
-  void printf (const char *format, ...) attribute ((format (printf, 2, 3)))
+  void printf (const char *format, ...) ecb_attribute ((format (printf, 2, 3)))
   {
     va_list ap;
     va_start (ap, format);