2 * SPDX-License-Identifier: BSD-3-Clause
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6 * Copyright (c) 2005 Andre Oppermann, Internet Business Solutions AG.
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36 #ifndef _NETINET_IP_OPTIONS_H_
37 #define _NETINET_IP_OPTIONS_H_
40 struct in_addr dst; /* final destination */
41 char nop; /* one NOP to align */
42 char srcopt[IPOPT_OFFSET + 1]; /* OPTVAL, OLEN and OFFSET */
43 struct in_addr route[MAX_IPOPTLEN/sizeof(struct in_addr)];
47 struct m_tag tag; /* m_tag */
49 struct ipoptrt ip_srcrt;
52 VNET_DECLARE(int, ip_doopts); /* process or ignore IP options */
53 #define V_ip_doopts VNET(ip_doopts)
55 int ip_checkrouteralert(struct mbuf *);
56 int ip_dooptions(struct mbuf *, int);
57 struct mbuf *ip_insertoptions(struct mbuf *, struct mbuf *, int *);
58 int ip_optcopy(struct ip *, struct ip *);
59 int ip_pcbopts(struct inpcb *, int, struct mbuf *);
60 void ip_stripoptions(struct mbuf *);
61 struct mbuf *ip_srcroute(struct mbuf *);
63 #endif /* !_NETINET_IP_OPTIONS_H_ */