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0d6f7fd6fd
Satisfy checkpatch.pl requirements (check for sizeof without parenthesis) Signed-off-by: Donatas Abraitis <donatas.abraitis@gmail.com>
145 lines
4.6 KiB
C
145 lines
4.6 KiB
C
/* Router advertisement
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* Copyright (C) 1999 Kunihiro Ishiguro
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*
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* This file is part of GNU Zebra.
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*
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* GNU Zebra is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* GNU Zebra is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; see the file COPYING; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _ZEBRA_SOCKOPT_H
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#define _ZEBRA_SOCKOPT_H
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#include "sockunion.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern void setsockopt_so_recvbuf(int sock, int size);
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extern void setsockopt_so_sendbuf(const int sock, int size);
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extern int getsockopt_so_sendbuf(const int sock);
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extern int getsockopt_so_recvbuf(const int sock);
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extern int setsockopt_ipv6_pktinfo(int, int);
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extern int setsockopt_ipv6_multicast_hops(int, int);
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extern int setsockopt_ipv6_unicast_hops(int, int);
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extern int setsockopt_ipv6_hoplimit(int, int);
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extern int setsockopt_ipv6_multicast_loop(int, int);
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extern int setsockopt_ipv6_tclass(int, int);
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#define SOPT_SIZE_CMSG_PKTINFO_IPV6() (sizeof(struct in6_pktinfo));
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/*
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* Size defines for control messages used to get ifindex. We define
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* values for each method, and define a macro that can be used by code
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* that is unaware of which method is in use.
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* These values are without any alignment needed (see CMSG_SPACE in RFC3542).
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*/
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#if defined(IP_PKTINFO)
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/* Linux in_pktinfo. */
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#define SOPT_SIZE_CMSG_PKTINFO_IPV4() (CMSG_SPACE(sizeof(struct in_pktinfo)))
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/* XXX This should perhaps be defined even if IP_PKTINFO is not. */
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#define SOPT_SIZE_CMSG_PKTINFO(af) \
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((af == AF_INET) ? SOPT_SIZE_CMSG_PKTINFO_IPV4() \
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: SOPT_SIZE_CMSG_PKTINFO_IPV6()
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#endif /* IP_PKTINFO */
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#if defined(IP_RECVIF)
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/* BSD/Solaris */
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#if defined(SUNOS_5)
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#define SOPT_SIZE_CMSG_RECVIF_IPV4() (sizeof(uint_t))
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#else
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#define SOPT_SIZE_CMSG_RECVIF_IPV4() (sizeof(struct sockaddr_dl))
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#endif /* SUNOS_5 */
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#endif /* IP_RECVIF */
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/* SOPT_SIZE_CMSG_IFINDEX_IPV4 - portable type */
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#if defined(SOPT_SIZE_CMSG_PKTINFO)
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#define SOPT_SIZE_CMSG_IFINDEX_IPV4() SOPT_SIZE_CMSG_PKTINFO_IPV4()
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#elif defined(SOPT_SIZE_CMSG_RECVIF_IPV4)
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#define SOPT_SIZE_CMSG_IFINDEX_IPV4() SOPT_SIZE_CMSG_RECVIF_IPV4()
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#else /* Nothing available */
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#define SOPT_SIZE_CMSG_IFINDEX_IPV4() (sizeof(char *))
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#endif /* SOPT_SIZE_CMSG_IFINDEX_IPV4 */
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#define SOPT_SIZE_CMSG_IFINDEX(af) \
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(((af) == AF_INET) : SOPT_SIZE_CMSG_IFINDEX_IPV4() \
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? SOPT_SIZE_CMSG_PKTINFO_IPV6())
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extern int setsockopt_ipv4_multicast_if(int sock, struct in_addr if_addr,
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ifindex_t ifindex);
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extern int setsockopt_ipv4_multicast(int sock, int optname,
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struct in_addr if_addr,
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unsigned int mcast_addr,
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ifindex_t ifindex);
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extern int setsockopt_ipv4_multicast_loop(int sock, uint8_t val);
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extern int setsockopt_ipv4_tos(int sock, int tos);
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/* Ask for, and get, ifindex, by whatever method is supported. */
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extern int setsockopt_ifindex(int, int, ifindex_t);
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extern ifindex_t getsockopt_ifindex(int, struct msghdr *);
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/* swab the fields in iph between the host order and system order expected
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* for IP_HDRINCL.
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*/
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extern void sockopt_iphdrincl_swab_htosys(struct ip *iph);
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extern void sockopt_iphdrincl_swab_systoh(struct ip *iph);
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extern int sockopt_tcp_rtt(int);
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/*
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* TCP MD5 signature option. This option allows TCP MD5 to be enabled on
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* addresses.
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*
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* sock
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* Socket to enable option on.
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*
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* su
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* Sockunion specifying address to enable option on.
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*
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* password
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* MD5 auth password
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*/
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extern int sockopt_tcp_signature(int sock, union sockunion *su,
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const char *password);
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/*
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* Extended TCP MD5 signature option. This option allows TCP MD5 to be enabled
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* on prefixes.
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*
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* sock
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* Socket to enable option on.
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*
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* su
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* Sockunion specifying address (or prefix) to enable option on.
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*
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* prefixlen
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* 0 - su is an address; fall back to non-extended mode
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* Else - su is a prefix; prefixlen is the mask length
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*
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* password
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* MD5 auth password
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*/
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extern int sockopt_tcp_signature_ext(int sock, union sockunion *su,
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uint16_t prefixlen, const char *password);
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#ifdef __cplusplus
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}
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#endif
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#endif /*_ZEBRA_SOCKOPT_H */
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