ip_var.h (2fcb030ad50f30aa6c2604d494993dcfa7011117) ip_var.h (ef39adf007d3a9125dc4a03ece5a586c1519e8b8)
1/*-
2 * Copyright (c) 1982, 1986, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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61 struct mbuf *ipq_frags; /* to ip headers of fragments */
62 struct in_addr ipq_src,ipq_dst;
63 u_char ipq_nfrags; /* # frags in this packet */
64 struct label *ipq_label; /* MAC label */
65};
66#endif /* _KERNEL */
67
68/*
1/*-
2 * Copyright (c) 1982, 1986, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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61 struct mbuf *ipq_frags; /* to ip headers of fragments */
62 struct in_addr ipq_src,ipq_dst;
63 u_char ipq_nfrags; /* # frags in this packet */
64 struct label *ipq_label; /* MAC label */
65};
66#endif /* _KERNEL */
67
68/*
69 * Structure stored in mbuf in inpcb.ip_options
70 * and passed to ip_output when ip options are in use.
71 * The actual length of the options (including ipopt_dst)
72 * is in m_len.
73 */
74#define MAX_IPOPTLEN 40
75
76struct ipoption {
77 struct in_addr ipopt_dst; /* first-hop dst if source routed */
78 char ipopt_list[MAX_IPOPTLEN]; /* options proper */
79};
80
81/*
82 * Structure attached to inpcb.ip_moptions and
83 * passed to ip_output when IP multicast options are in use.
84 */
85struct ip_moptions {
86 struct ifnet *imo_multicast_ifp; /* ifp for outgoing multicasts */
87 struct in_addr imo_multicast_addr; /* ifindex/addr on MULTICAST_IF */
88 u_char imo_multicast_ttl; /* TTL for outgoing multicasts */
89 u_char imo_multicast_loop; /* 1 => hear sends if a member */

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146struct inpcb;
147struct route;
148struct sockopt;
149
150extern struct ipstat ipstat;
151extern u_short ip_id; /* ip packet ctr, for ids */
152extern int ip_defttl; /* default IP ttl */
153extern int ipforwarding; /* ip forwarding */
69 * Structure attached to inpcb.ip_moptions and
70 * passed to ip_output when IP multicast options are in use.
71 */
72struct ip_moptions {
73 struct ifnet *imo_multicast_ifp; /* ifp for outgoing multicasts */
74 struct in_addr imo_multicast_addr; /* ifindex/addr on MULTICAST_IF */
75 u_char imo_multicast_ttl; /* TTL for outgoing multicasts */
76 u_char imo_multicast_loop; /* 1 => hear sends if a member */

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133struct inpcb;
134struct route;
135struct sockopt;
136
137extern struct ipstat ipstat;
138extern u_short ip_id; /* ip packet ctr, for ids */
139extern int ip_defttl; /* default IP ttl */
140extern int ipforwarding; /* ip forwarding */
154extern int ip_doopts; /* process or ignore IP options */
155#ifdef IPSTEALTH
156extern int ipstealth; /* stealth forwarding */
157#endif
158extern u_char ip_protox[];
159extern struct socket *ip_rsvpd; /* reservation protocol daemon */
160extern struct socket *ip_mrouter; /* multicast routing daemon */
161extern int (*legal_vif_num)(int);
162extern u_long (*ip_mcast_src)(int);
163extern int rsvp_on;
164extern struct pr_usrreqs rip_usrreqs;
165
166int ip_ctloutput(struct socket *, struct sockopt *sopt);
167void ip_drain(void);
168void ip_fini(void *xtp);
169int ip_fragment(struct ip *ip, struct mbuf **m_frag, int mtu,
170 u_long if_hwassist_flags, int sw_csum);
171void ip_freemoptions(struct ip_moptions *);
141#ifdef IPSTEALTH
142extern int ipstealth; /* stealth forwarding */
143#endif
144extern u_char ip_protox[];
145extern struct socket *ip_rsvpd; /* reservation protocol daemon */
146extern struct socket *ip_mrouter; /* multicast routing daemon */
147extern int (*legal_vif_num)(int);
148extern u_long (*ip_mcast_src)(int);
149extern int rsvp_on;
150extern struct pr_usrreqs rip_usrreqs;
151
152int ip_ctloutput(struct socket *, struct sockopt *sopt);
153void ip_drain(void);
154void ip_fini(void *xtp);
155int ip_fragment(struct ip *ip, struct mbuf **m_frag, int mtu,
156 u_long if_hwassist_flags, int sw_csum);
157void ip_freemoptions(struct ip_moptions *);
158void ip_forward(struct mbuf *m, int srcrt);
172void ip_init(void);
173extern int (*ip_mforward)(struct ip *, struct ifnet *, struct mbuf *,
174 struct ip_moptions *);
175int ip_output(struct mbuf *,
176 struct mbuf *, struct route *, int, struct ip_moptions *,
177 struct inpcb *);
178int ipproto_register(u_char);
179int ipproto_unregister(u_char);
180struct mbuf *
181 ip_reass(struct mbuf *);
182struct in_ifaddr *
183 ip_rtaddr(struct in_addr);
184void ip_savecontrol(struct inpcb *, struct mbuf **, struct ip *,
185 struct mbuf *);
186void ip_slowtimo(void);
159void ip_init(void);
160extern int (*ip_mforward)(struct ip *, struct ifnet *, struct mbuf *,
161 struct ip_moptions *);
162int ip_output(struct mbuf *,
163 struct mbuf *, struct route *, int, struct ip_moptions *,
164 struct inpcb *);
165int ipproto_register(u_char);
166int ipproto_unregister(u_char);
167struct mbuf *
168 ip_reass(struct mbuf *);
169struct in_ifaddr *
170 ip_rtaddr(struct in_addr);
171void ip_savecontrol(struct inpcb *, struct mbuf **, struct ip *,
172 struct mbuf *);
173void ip_slowtimo(void);
187struct mbuf *
188 ip_srcroute(struct mbuf *);
189void ip_stripoptions(struct mbuf *, struct mbuf *);
190u_int16_t ip_randomid(void);
191int rip_ctloutput(struct socket *, struct sockopt *);
192void rip_ctlinput(int, struct sockaddr *, void *);
193void rip_init(void);
194void rip_input(struct mbuf *, int);
195int rip_output(struct mbuf *, struct socket *, u_long);
196void ipip_input(struct mbuf *, int);
197void rsvp_input(struct mbuf *, int);

--- 25 unchanged lines hidden --- 		174u_int16_t ip_randomid(void);
175int rip_ctloutput(struct socket *, struct sockopt *);
176void rip_ctlinput(int, struct sockaddr *, void *);
177void rip_init(void);
178void rip_input(struct mbuf *, int);
179int rip_output(struct mbuf *, struct socket *, u_long);
180void ipip_input(struct mbuf *, int);
181void rsvp_input(struct mbuf *, int);

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