X-Git-Url: http://git.pond.sub.org/?p=empserver;a=blobdiff_plain;f=include%2Fproto.h;h=ba5ff869a648f0a91e3568b2daf141fba5de9303;hp=f4fca5c14ea445e6e8d46d1a19bcf3db03a7bafa;hb=HEAD;hpb=345ad3dfe077b3c5c0a6613fbeff33f4adff1ad3

diff --git a/include/proto.h b/include/proto.h
index f4fca5c14..ba5ff869a 100644
--- a/include/proto.h
+++ b/include/proto.h
@@ -1,11 +1,11 @@
 /*
  *  Empire - A multi-player, client/server Internet based war game.
- *  Copyright (C) 1986-2005, Dave Pare, Jeff Bailey, Thomas Ruschak,
- *                           Ken Stevens, Steve McClure
+ *  Copyright (C) 1986-2021, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ *                Ken Stevens, Steve McClure, Markus Armbruster
  *
- *  This program is free software; you can redistribute it and/or modify
+ *  Empire is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
+ *  the Free Software Foundation, either version 3 of the License, or
  *  (at your option) any later version.
  *
  *  This program is distributed in the hope that it will be useful,
@@ -14,53 +14,49 @@
  *  GNU General Public License for more details.
  *
  *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  *  ---
  *
- *  See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
- *  related information and legal notices. It is expected that any future
- *  projects/authors will amend these files as needed.
+ *  See files README, COPYING and CREDITS in the root of the source
+ *  tree for related information and legal notices.  It is expected
+ *  that future projects/authors will amend these files as needed.
  *
  *  ---
  *
  *  proto.h: Protocol for client
- * 
+ *
  *  Known contributors to this file:
  *     Dave Pare, 1986
  */
 
-#ifndef _PROTO_H_
-#define _PROTO_H_
-
-#define CLIENTPROTO	2	/* if new things are added, bump this */
+#ifndef PROTO_H
+#define PROTO_H
 
-#define	USER		0
-#define	COUN		1
-#define	QUIT		2
-#define	PASS		3
-#define	PLAY		4
-#define	LIST		5
-#define	CMD		6
-#define	CTLD		7
-#define KILL		8
+/*
+ * Protocol version.
+ * Bump this if the protocol changes in a way that is not backwards
+ * compatible.  This breaks all existing clients.  If you are tempted
+ * to do that, please consider using session options to make your
+ * change backwards compatible.
+ */
+#define CLIENTPROTO	2
 
-#define	C_CMDOK		0x0
-#define	C_DATA		0x1
-#define	C_INIT		0x2
-#define	C_EXIT		0x3
+#define C_CMDOK		0x0
+#define C_DATA		0x1
+#define C_INIT		0x2
+#define C_EXIT		0x3
 #define C_FLUSH		0x4
-#define	C_NOECHO	0x5
+#define C_NOECHO	0x5
 #define C_PROMPT	0x6
-#define	C_ABORT		0x7
+#define C_ABORT		0x7
 #define C_REDIR		0x8
 #define C_PIPE		0x9
-#define	C_CMDERR	0xA
-#define	C_BADCMD	0xB
+#define C_CMDERR	0xA
+#define C_BADCMD	0xB
 #define C_EXECUTE	0xC
 #define C_FLASH		0xD
-#define C_INFORM        0xE
-#define C_LAST          0xE
+#define C_INFORM	0xE
+#define C_LAST		0xE
 
-#endif /* _PROTO_H_ */
+#endif