From 718e3744195351130f4ce7dbe0613f4b3e23df93 Mon Sep 17 00:00:00 2001
From: paul <paul>
Date: Fri, 13 Dec 2002 20:15:29 +0000
Subject: Initial revision

---
 bgpd/bgp_ecommunity.h | 72 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 bgpd/bgp_ecommunity.h

(limited to 'bgpd/bgp_ecommunity.h')

diff --git a/bgpd/bgp_ecommunity.h b/bgpd/bgp_ecommunity.h
new file mode 100644
index 00000000..678d1308
--- /dev/null
+++ b/bgpd/bgp_ecommunity.h
@@ -0,0 +1,72 @@
+/* BGP Extended Communities Attribute.
+   Copyright (C) 2000 Kunihiro Ishiguro <kunihiro@zebra.org>
+
+This file is part of GNU Zebra.
+
+GNU Zebra 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, or (at your option) any
+later version.
+
+GNU Zebra is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Zebra; see the file COPYING.  If not, write to the Free
+Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA.  */
+
+/* High-order octet of the Extended Communities type field.  */
+#define ECOMMUNITY_ENCODE_AS                0x00
+#define ECOMMUNITY_ENCODE_IP                0x01
+
+/* Low-order octet of the Extended Communityes type field.  */
+#define ECOMMUNITY_ROUTE_TARGET             0x02
+#define ECOMMUNITY_SITE_ORIGIN              0x03
+
+/* Extended communities attribute string format.  */
+#define ECOMMUNITY_FORMAT_ROUTE_MAP            0
+#define ECOMMUNITY_FORMAT_COMMUNITY_LIST       1
+#define ECOMMUNITY_FORMAT_DISPLAY              2
+
+/* Extended Communities value is eight octet long.  */
+#define ECOMMUNITY_SIZE                        8
+
+/* Extended Communities attribute.  */
+struct ecommunity
+{
+  /* Reference counter.  */
+  unsigned long refcnt;
+
+  /* Size of Extended Communities attribute.  */
+  int size;
+
+  /* Extended Communities value.  */
+  u_char *val;
+
+  /* Human readable format string.  */
+  char *str;
+};
+
+/* Extended community value is eight octet.  */
+struct ecommunity_val
+{
+  char val[ECOMMUNITY_SIZE];
+};
+
+#define ecom_length(X)    ((X)->size * ECOMMUNITY_SIZE)
+
+void ecommunity_init (void);
+void ecommunity_free (struct ecommunity *);
+struct ecommunity *ecommunity_new (void);
+struct ecommunity *ecommunity_parse (char *, u_short);
+struct ecommunity *ecommunity_dup (struct ecommunity *);
+struct ecommunity *ecommunity_merge (struct ecommunity *, struct ecommunity *);
+struct ecommunity *ecommunity_intern (struct ecommunity *);
+int ecommunity_cmp (struct ecommunity *, struct ecommunity *);
+void ecommunity_unintern (struct ecommunity *);
+unsigned int ecommunity_hash_make (struct ecommunity *);
+struct ecommunity *ecommunity_str2com (char *, int, int);
+char *ecommunity_ecom2str (struct ecommunity *, int);
-- 
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