Actually add ipv6.h.

diff --git a/lib/ipv6.h b/lib/ipv6.h
new file mode 100644 (file)
index 0000000..1e4b873
--- /dev/null
+++ b/lib/ipv6.h
@@ -0,0 +1,107 @@
+/*
+    ipv6.h -- missing IPv6 related definitions
+    Copyright (C) 2003 Ivo Timmermans <ivo@o2w.nl>
+                  2003 Guus Sliepen <guus@sliepen.eu.org>
+
+    This program 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
+    (at your option) any later version.
+
+    This program 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 this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id: ipv6.h,v 1.1.2.1 2003/07/07 11:13:31 guus Exp $
+*/
+
+#ifndef __TINC_IPV6_H__
+#define __TINC_IPV6_H__
+
+#include "config.h"
+
+#include <netinet/in.h>
+#ifdef HAVE_INTTYPES_H
+#include <inttypes.h>
+#endif
+
+#ifndef AF_INET6
+#define AF_INET6 10
+#endif
+
+#ifndef IPPROTO_ICMPV6
+#define IPPROTO_ICMPV6 58
+#endif
+
+#ifndef HAVE_STRUCT_IN6_ADDR
+struct in6_addr {
+       union {
+               uint8_t u6_addr8[16];
+               uint16_t u6_addr16[8];
+               uint32_t u6_addr32[4];
+       } in6_u;
+};
+#define s6_addr in6_u.u6_addr8
+#define s6_addr16 in6_u.u6_addr16
+#define s6_addr32 in6_u.u6_addr32
+#endif
+
+#ifndef HAVE_STRUCT_SOCKADDR_IN6
+struct sockaddr_in6 {
+       in_port_t sin6_port;
+       uint32_t sin6_flowinfo;
+       struct in6_addr sin6_addr;
+       uint32_t sin6_scope_id;
+};
+#endif
+
+#ifndef HAVE_NETINET_IP6_H
+struct ip6_hdr {
+       union {
+               struct ip6_hdrctl {
+                       uint32_t ip6_un1_flow;
+                       uint16_t ip6_un1_plen;
+                       uint8_t ip6_un1_nxt;
+                       uint8_t ip6_un1_hlim;
+               } ip6_un1;
+               uint8_t ip6_un2_vfc;
+       } ip6_ctlun;
+       struct in6_addr ip6_src;
+       struct in6_addr ip6_dst;
+};
+
+struct icmp6_hdr {
+       uint8_t icmp6_type;
+       uint8_t icmp6_code;
+       uint16_t icmp6_cksum;
+       union {
+               uint32_t icmp6_un_data32[1];
+               uint16_t icmp6_un_data16[2];
+               uint8_t icmp6_un_data8[4];
+       } icmp6_dataun;
+};
+#define ICMP6_DST_UNREACH_NOROUTE 0
+#define ICMP6_DST_UNREACH 1
+#define ICMP6_DST_UNREACH_ADDR 3
+#define ND_NEIGHBOR_SOLICIT 135
+#define ND_NEIGHBOR_ADVERT 136
+
+struct nd_neighbor_solicit {
+       struct icmp6_hdr nd_ns_hdr;
+       struct in6_addr nd_ns_target;
+};
+#define ND_OPT_SOURCE_LINKADDR 1
+#define ND_OPT_TARGET_LINKADDR 2
+
+struct nd_opt_hdr {
+       uint8_t nd_opt_type;
+       uint8_t nd_opt_len;
+};
+#endif
+
+#endif /* __TINC_IPV6_H__ */