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/* Router advertisement
* Copyright (C) 1999 Kunihiro Ishiguro
*
* 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.
*/
#ifndef _ZEBRA_SOCKOPT_H
#define _ZEBRA_SOCKOPT_H
#ifdef HAVE_IPV6
int setsockopt_ipv6_pktinfo (int, int);
int setsockopt_ipv6_checksum (int, int);
int setsockopt_ipv6_multicast_hops (int, int);
int setsockopt_ipv6_unicast_hops (int, int);
int setsockopt_ipv6_hoplimit (int, int);
int setsockopt_ipv6_multicast_loop (int, int);
#endif /* HAVE_IPV6 */
#if defined (IP_PKTINFO)
#define SOPT_SIZE_CMSG_PKTINFO_IPV4() (sizeof (struct in_pktinfo))
#define SOPT_SIZE_CMSG_IFINDEX_IPV4 SOPT_SIZE_CMSG_PKTINFO_IPV4
#define SOPT_SIZE_CMSG_PKTINFO(af) \
((af == AF_INET) ? SOPT_SIZE_CMSG_PKTINFO_IPV4() \
: SOPT_SIZE_CMSG_PKTINFO_IPV6()
#elif defined (IP_RECVIF)
#if defined (SUNOS_5)
#define SOPT_SIZE_CMSG_IFINDEX_IPV4() (sizeof (uint_t))
#else
#define SOPT_SIZE_CMSG_IFINDEX_IPV4() (sizeof (struct sockaddr_dl))
#endif /* SUNOS_5 */
#endif
#define SOPT_SIZE_CMSG_PKTINFO_IPV6() (sizeof (struct in6_pktinfo));
#define SOPT_SIZE_CMSG_IFINDEX(af) \
((af == AF_INET) ? SOPT_SIZE_CMSG_IFINDEX_IPV4() \
: SOPT_SIZE_CMSG_IFINDEX_IPV6()
int setsockopt_multicast_ipv4(int sock,
int optname,
struct in_addr if_addr,
unsigned int mcast_addr,
unsigned int ifindex);
#if defined (IP_PKTINFO)
int setsockopt_pktinfo (int, int, int);
#endif
int setsockopt_ifindex (int, int, int);
int getsockopt_ifindex (int, struct msghdr *);
#endif /*_ZEBRA_SOCKOPT_H */
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