ip6_var.h revision 1.37.12.1 1 1.37.12.1 bouyer /* $NetBSD: ip6_var.h,v 1.37.12.1 2007/04/28 18:30:13 bouyer Exp $ */
2 1.13 itojun /* $KAME: ip6_var.h,v 1.33 2000/06/11 14:59:20 jinmei Exp $ */
3 1.3 thorpej
4 1.2 itojun /*
5 1.2 itojun * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
6 1.2 itojun * All rights reserved.
7 1.13 itojun *
8 1.2 itojun * Redistribution and use in source and binary forms, with or without
9 1.2 itojun * modification, are permitted provided that the following conditions
10 1.2 itojun * are met:
11 1.2 itojun * 1. Redistributions of source code must retain the above copyright
12 1.2 itojun * notice, this list of conditions and the following disclaimer.
13 1.2 itojun * 2. Redistributions in binary form must reproduce the above copyright
14 1.2 itojun * notice, this list of conditions and the following disclaimer in the
15 1.2 itojun * documentation and/or other materials provided with the distribution.
16 1.2 itojun * 3. Neither the name of the project nor the names of its contributors
17 1.2 itojun * may be used to endorse or promote products derived from this software
18 1.2 itojun * without specific prior written permission.
19 1.13 itojun *
20 1.2 itojun * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21 1.2 itojun * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 1.2 itojun * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 1.2 itojun * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24 1.2 itojun * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 1.2 itojun * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 1.2 itojun * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 1.2 itojun * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 1.2 itojun * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 1.2 itojun * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 1.2 itojun * SUCH DAMAGE.
31 1.2 itojun */
32 1.2 itojun
33 1.2 itojun /*
34 1.2 itojun * Copyright (c) 1982, 1986, 1993
35 1.2 itojun * The Regents of the University of California. All rights reserved.
36 1.2 itojun *
37 1.2 itojun * Redistribution and use in source and binary forms, with or without
38 1.2 itojun * modification, are permitted provided that the following conditions
39 1.2 itojun * are met:
40 1.2 itojun * 1. Redistributions of source code must retain the above copyright
41 1.2 itojun * notice, this list of conditions and the following disclaimer.
42 1.2 itojun * 2. Redistributions in binary form must reproduce the above copyright
43 1.2 itojun * notice, this list of conditions and the following disclaimer in the
44 1.2 itojun * documentation and/or other materials provided with the distribution.
45 1.29 agc * 3. Neither the name of the University nor the names of its contributors
46 1.2 itojun * may be used to endorse or promote products derived from this software
47 1.2 itojun * without specific prior written permission.
48 1.2 itojun *
49 1.2 itojun * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
50 1.2 itojun * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
51 1.2 itojun * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
52 1.2 itojun * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
53 1.2 itojun * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
54 1.2 itojun * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
55 1.2 itojun * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
56 1.2 itojun * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
57 1.2 itojun * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
58 1.2 itojun * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
59 1.2 itojun * SUCH DAMAGE.
60 1.2 itojun *
61 1.2 itojun * @(#)ip_var.h 8.1 (Berkeley) 6/10/93
62 1.2 itojun */
63 1.2 itojun
64 1.2 itojun #ifndef _NETINET6_IP6_VAR_H_
65 1.2 itojun #define _NETINET6_IP6_VAR_H_
66 1.2 itojun
67 1.2 itojun /*
68 1.2 itojun * IP6 reassembly queue structure. Each fragment
69 1.2 itojun * being reassembled is attached to one of these structures.
70 1.2 itojun */
71 1.2 itojun struct ip6q {
72 1.9 itojun u_int32_t ip6q_head;
73 1.9 itojun u_int16_t ip6q_len;
74 1.9 itojun u_int8_t ip6q_nxt; /* ip6f_nxt in first fragment */
75 1.9 itojun u_int8_t ip6q_hlim;
76 1.9 itojun struct ip6asfrag *ip6q_down;
77 1.9 itojun struct ip6asfrag *ip6q_up;
78 1.9 itojun u_int32_t ip6q_ident;
79 1.9 itojun u_int8_t ip6q_arrive;
80 1.9 itojun u_int8_t ip6q_ttl;
81 1.9 itojun struct in6_addr ip6q_src, ip6q_dst;
82 1.9 itojun struct ip6q *ip6q_next;
83 1.9 itojun struct ip6q *ip6q_prev;
84 1.9 itojun int ip6q_unfrglen; /* len of unfragmentable part */
85 1.2 itojun #ifdef notyet
86 1.9 itojun u_char *ip6q_nxtp;
87 1.2 itojun #endif
88 1.19 itojun int ip6q_nfrag; /* # of fragments */
89 1.2 itojun };
90 1.2 itojun
91 1.2 itojun struct ip6asfrag {
92 1.9 itojun u_int32_t ip6af_head;
93 1.9 itojun u_int16_t ip6af_len;
94 1.9 itojun u_int8_t ip6af_nxt;
95 1.9 itojun u_int8_t ip6af_hlim;
96 1.2 itojun /* must not override the above members during reassembling */
97 1.9 itojun struct ip6asfrag *ip6af_down;
98 1.9 itojun struct ip6asfrag *ip6af_up;
99 1.9 itojun struct mbuf *ip6af_m;
100 1.9 itojun int ip6af_offset; /* offset in ip6af_m to next header */
101 1.9 itojun int ip6af_frglen; /* fragmentable part length */
102 1.9 itojun int ip6af_off; /* fragment offset */
103 1.9 itojun u_int16_t ip6af_mff; /* more fragment bit in frag off */
104 1.2 itojun };
105 1.2 itojun
106 1.21 itojun #define IP6_REASS_MBUF(ip6af) ((ip6af)->ip6af_m)
107 1.2 itojun
108 1.2 itojun struct ip6_moptions {
109 1.2 itojun struct ifnet *im6o_multicast_ifp; /* ifp for outgoing multicasts */
110 1.2 itojun u_char im6o_multicast_hlim; /* hoplimit for outgoing multicasts */
111 1.2 itojun u_char im6o_multicast_loop; /* 1 >= hear sends if a member */
112 1.2 itojun LIST_HEAD(, in6_multi_mship) im6o_memberships;
113 1.2 itojun };
114 1.2 itojun
115 1.2 itojun /*
116 1.2 itojun * Control options for outgoing packets
117 1.2 itojun */
118 1.2 itojun
119 1.2 itojun /* Routing header related info */
120 1.2 itojun struct ip6po_rhinfo {
121 1.2 itojun struct ip6_rthdr *ip6po_rhi_rthdr; /* Routing header */
122 1.2 itojun struct route_in6 ip6po_rhi_route; /* Route to the 1st hop */
123 1.2 itojun };
124 1.2 itojun #define ip6po_rthdr ip6po_rhinfo.ip6po_rhi_rthdr
125 1.2 itojun #define ip6po_route ip6po_rhinfo.ip6po_rhi_route
126 1.2 itojun
127 1.37 rpaulo /* Nexthop related info */
128 1.37 rpaulo struct ip6po_nhinfo {
129 1.37 rpaulo struct sockaddr *ip6po_nhi_nexthop;
130 1.37 rpaulo struct route_in6 ip6po_nhi_route; /* Route to the nexthop */
131 1.37 rpaulo };
132 1.37 rpaulo #define ip6po_nexthop ip6po_nhinfo.ip6po_nhi_nexthop
133 1.37 rpaulo #define ip6po_nextroute ip6po_nhinfo.ip6po_nhi_route
134 1.37 rpaulo
135 1.2 itojun struct ip6_pktopts {
136 1.2 itojun struct mbuf *ip6po_m; /* Pointer to mbuf storing the data */
137 1.2 itojun int ip6po_hlim; /* Hoplimit for outgoing packets */
138 1.2 itojun struct in6_pktinfo *ip6po_pktinfo; /* Outgoing IF/address information */
139 1.37 rpaulo struct ip6po_nhinfo ip6po_nhinfo; /* Next-hop address information */
140 1.2 itojun struct ip6_hbh *ip6po_hbh; /* Hop-by-Hop options header */
141 1.2 itojun struct ip6_dest *ip6po_dest1; /* Destination options header(1st part) */
142 1.2 itojun struct ip6po_rhinfo ip6po_rhinfo; /* Routing header related info. */
143 1.2 itojun struct ip6_dest *ip6po_dest2; /* Destination options header(2nd part) */
144 1.37 rpaulo int ip6po_tclass; /* traffic class */
145 1.37 rpaulo int ip6po_minmtu; /* fragment vs PMTU discovery policy */
146 1.37 rpaulo #define IP6PO_MINMTU_MCASTONLY -1 /* default; send at min MTU for multicast*/
147 1.37 rpaulo #define IP6PO_MINMTU_DISABLE 0 /* always perform pmtu disc */
148 1.37 rpaulo #define IP6PO_MINMTU_ALL 1 /* always send at min MTU */
149 1.37 rpaulo int ip6po_flags;
150 1.37 rpaulo #if 0 /* parameters in this block is obsolete. do not reuse the values. */
151 1.37 rpaulo #define IP6PO_REACHCONF 0x01 /* upper-layer reachability confirmation. */
152 1.37 rpaulo #define IP6PO_MINMTU 0x02 /* use minimum MTU (IPV6_USE_MIN_MTU) */
153 1.37 rpaulo #endif
154 1.37 rpaulo #define IP6PO_DONTFRAG 0x04 /* disable fragmentation (IPV6_DONTFRAG) */
155 1.2 itojun };
156 1.2 itojun
157 1.2 itojun struct ip6stat {
158 1.5 bouyer u_quad_t ip6s_total; /* total packets received */
159 1.5 bouyer u_quad_t ip6s_tooshort; /* packet too short */
160 1.5 bouyer u_quad_t ip6s_toosmall; /* not enough data */
161 1.5 bouyer u_quad_t ip6s_fragments; /* fragments received */
162 1.5 bouyer u_quad_t ip6s_fragdropped; /* frags dropped(dups, out of space) */
163 1.5 bouyer u_quad_t ip6s_fragtimeout; /* fragments timed out */
164 1.5 bouyer u_quad_t ip6s_fragoverflow; /* fragments that exceeded limit */
165 1.5 bouyer u_quad_t ip6s_forward; /* packets forwarded */
166 1.5 bouyer u_quad_t ip6s_cantforward; /* packets rcvd for unreachable dest */
167 1.5 bouyer u_quad_t ip6s_redirectsent; /* packets forwarded on same net */
168 1.6 itojun u_quad_t ip6s_delivered; /* datagrams delivered to upper level*/
169 1.5 bouyer u_quad_t ip6s_localout; /* total ip packets generated here */
170 1.5 bouyer u_quad_t ip6s_odropped; /* lost packets due to nobufs, etc. */
171 1.5 bouyer u_quad_t ip6s_reassembled; /* total packets reassembled ok */
172 1.24 wiz u_quad_t ip6s_fragmented; /* datagrams successfully fragmented */
173 1.5 bouyer u_quad_t ip6s_ofragments; /* output fragments created */
174 1.5 bouyer u_quad_t ip6s_cantfrag; /* don't fragment flag was set, etc. */
175 1.5 bouyer u_quad_t ip6s_badoptions; /* error in option processing */
176 1.5 bouyer u_quad_t ip6s_noroute; /* packets discarded due to no route */
177 1.5 bouyer u_quad_t ip6s_badvers; /* ip6 version != 6 */
178 1.5 bouyer u_quad_t ip6s_rawout; /* total raw ip packets generated */
179 1.5 bouyer u_quad_t ip6s_badscope; /* scope error */
180 1.5 bouyer u_quad_t ip6s_notmember; /* don't join this multicast group */
181 1.5 bouyer u_quad_t ip6s_nxthist[256]; /* next header history */
182 1.5 bouyer u_quad_t ip6s_m1; /* one mbuf */
183 1.5 bouyer u_quad_t ip6s_m2m[32]; /* two or more mbuf */
184 1.5 bouyer u_quad_t ip6s_mext1; /* one ext mbuf */
185 1.5 bouyer u_quad_t ip6s_mext2m; /* two or more ext mbuf */
186 1.5 bouyer u_quad_t ip6s_exthdrtoolong; /* ext hdr are not continuous */
187 1.5 bouyer u_quad_t ip6s_nogif; /* no match gif found */
188 1.5 bouyer u_quad_t ip6s_toomanyhdr; /* discarded due to too many headers */
189 1.10 itojun
190 1.10 itojun /*
191 1.10 itojun * statistics for improvement of the source address selection
192 1.10 itojun * algorithm:
193 1.10 itojun * XXX: hardcoded 16 = # of ip6 multicast scope types + 1
194 1.10 itojun */
195 1.10 itojun /* number of times that address selection fails */
196 1.10 itojun u_quad_t ip6s_sources_none;
197 1.10 itojun /* number of times that an address on the outgoing I/F is chosen */
198 1.10 itojun u_quad_t ip6s_sources_sameif[16];
199 1.10 itojun /* number of times that an address on a non-outgoing I/F is chosen */
200 1.10 itojun u_quad_t ip6s_sources_otherif[16];
201 1.10 itojun /*
202 1.10 itojun * number of times that an address that has the same scope
203 1.10 itojun * from the destination is chosen.
204 1.10 itojun */
205 1.10 itojun u_quad_t ip6s_sources_samescope[16];
206 1.10 itojun /*
207 1.10 itojun * number of times that an address that has a different scope
208 1.10 itojun * from the destination is chosen.
209 1.10 itojun */
210 1.10 itojun u_quad_t ip6s_sources_otherscope[16];
211 1.10 itojun /* number of times that an deprecated address is chosen */
212 1.10 itojun u_quad_t ip6s_sources_deprecated[16];
213 1.13 itojun
214 1.13 itojun u_quad_t ip6s_forward_cachehit;
215 1.13 itojun u_quad_t ip6s_forward_cachemiss;
216 1.2 itojun };
217 1.2 itojun
218 1.2 itojun #ifdef _KERNEL
219 1.35 rpaulo /*
220 1.35 rpaulo * Auxiliary attributes of incoming IPv6 packets, which is initialized when we
221 1.35 rpaulo * come into ip6_input().
222 1.35 rpaulo * XXX do not make it a kitchen sink!
223 1.35 rpaulo */
224 1.35 rpaulo struct ip6aux {
225 1.35 rpaulo /* ip6.ip6_dst */
226 1.35 rpaulo struct in6_ifaddr *ip6a_dstia6; /* my ifaddr that matches ip6_dst */
227 1.35 rpaulo };
228 1.35 rpaulo
229 1.2 itojun /* flags passed to ip6_output as last parameter */
230 1.21 itojun #define IPV6_UNSPECSRC 0x01 /* allow :: as the source address */
231 1.2 itojun #define IPV6_FORWARDING 0x02 /* most of IPv6 header exists */
232 1.17 itojun #define IPV6_MINMTU 0x04 /* use minimum MTU (IPV6_USE_MIN_MTU) */
233 1.22 thorpej
234 1.22 thorpej #ifdef __NO_STRICT_ALIGNMENT
235 1.22 thorpej #define IP6_HDR_ALIGNED_P(ip) 1
236 1.22 thorpej #else
237 1.22 thorpej #define IP6_HDR_ALIGNED_P(ip) ((((vaddr_t) (ip)) & 3) == 0)
238 1.22 thorpej #endif
239 1.2 itojun
240 1.2 itojun extern struct ip6stat ip6stat; /* statistics */
241 1.4 itojun extern u_int32_t ip6_id; /* fragment identifier */
242 1.2 itojun extern int ip6_defhlim; /* default hop limit */
243 1.2 itojun extern int ip6_defmcasthlim; /* default multicast hop limit */
244 1.2 itojun extern int ip6_forwarding; /* act as router? */
245 1.28 itojun extern int ip6_sendredirect; /* send ICMPv6 redirect? */
246 1.2 itojun extern int ip6_forward_srcrt; /* forward src-routed? */
247 1.6 itojun extern int ip6_use_deprecated; /* allow deprecated addr as source */
248 1.6 itojun extern int ip6_rr_prune; /* router renumbering prefix
249 1.6 itojun * walk list every 5 sec. */
250 1.36 rpaulo extern int ip6_mcast_pmtu; /* enable pMTU discovery for multicast? */
251 1.16 itojun extern int ip6_v6only;
252 1.6 itojun
253 1.2 itojun extern struct socket *ip6_mrouter; /* multicast routing daemon */
254 1.2 itojun extern int ip6_sendredirects; /* send IP redirects when forwarding? */
255 1.2 itojun extern int ip6_maxfragpackets; /* Maximum packets in reassembly queue */
256 1.19 itojun extern int ip6_maxfrags; /* Maximum fragments in reassembly queue */
257 1.2 itojun extern int ip6_sourcecheck; /* Verify source interface */
258 1.2 itojun extern int ip6_sourcecheck_interval; /* Interval between log messages */
259 1.2 itojun extern int ip6_accept_rtadv; /* Acts as a host not a router */
260 1.2 itojun extern int ip6_keepfaith; /* Firewall Aided Internet Translator */
261 1.2 itojun extern int ip6_log_interval;
262 1.2 itojun extern time_t ip6_log_time;
263 1.2 itojun extern int ip6_hdrnestlimit; /* upper limit of # of extension headers */
264 1.2 itojun extern int ip6_dad_count; /* DupAddrDetectionTransmits */
265 1.2 itojun
266 1.2 itojun extern int ip6_auto_flowlabel;
267 1.21 itojun extern int ip6_auto_linklocal;
268 1.15 itojun
269 1.15 itojun extern int ip6_anonportmin; /* minimum ephemeral port */
270 1.15 itojun extern int ip6_anonportmax; /* maximum ephemeral port */
271 1.15 itojun extern int ip6_lowportmin; /* minimum reserved port */
272 1.15 itojun extern int ip6_lowportmax; /* maximum reserved port */
273 1.2 itojun
274 1.36 rpaulo extern int ip6_use_tempaddr; /* whether to use temporary addresses. */
275 1.36 rpaulo extern int ip6_prefer_tempaddr; /* whether to prefer temporary addresses
276 1.36 rpaulo in the source address selection */
277 1.35 rpaulo extern int ip6_use_defzone; /* whether to use the default scope zone
278 1.35 rpaulo when unspecified */
279 1.35 rpaulo
280 1.2 itojun struct in6pcb;
281 1.6 itojun
282 1.2 itojun int icmp6_ctloutput __P((int, struct socket *, int, int, struct mbuf **));
283 1.37.12.1 bouyer extern int ip6_rht0; /* processing routing header type 0 */
284 1.6 itojun
285 1.2 itojun void ip6_init __P((void));
286 1.2 itojun void ip6intr __P((void));
287 1.2 itojun void ip6_input __P((struct mbuf *));
288 1.35 rpaulo struct in6_ifaddr *ip6_getdstifaddr __P((struct mbuf *));
289 1.37 rpaulo void ip6_freepcbopts __P((struct ip6_pktopts *));
290 1.2 itojun void ip6_freemoptions __P((struct ip6_moptions *));
291 1.2 itojun int ip6_unknown_opt __P((u_int8_t *, struct mbuf *, int));
292 1.23 itojun u_int8_t *ip6_get_prevhdr __P((struct mbuf *, int));
293 1.12 itojun int ip6_nexthdr __P((struct mbuf *, int, int, int *));
294 1.12 itojun int ip6_lasthdr __P((struct mbuf *, int, int, int *));
295 1.35 rpaulo
296 1.35 rpaulo struct m_tag *ip6_addaux __P((struct mbuf *));
297 1.35 rpaulo struct m_tag *ip6_findaux __P((struct mbuf *));
298 1.35 rpaulo void ip6_delaux __P((struct mbuf *));
299 1.35 rpaulo
300 1.2 itojun int ip6_mforward __P((struct ip6_hdr *, struct ifnet *, struct mbuf *));
301 1.4 itojun int ip6_process_hopopts __P((struct mbuf *, u_int8_t *, int, u_int32_t *,
302 1.2 itojun u_int32_t *));
303 1.2 itojun void ip6_savecontrol __P((struct in6pcb *, struct mbuf **, struct ip6_hdr *,
304 1.2 itojun struct mbuf *));
305 1.37 rpaulo void ip6_notify_pmtu __P((struct in6pcb *, struct sockaddr_in6 *,
306 1.37 rpaulo u_int32_t *));
307 1.2 itojun int ip6_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
308 1.2 itojun
309 1.2 itojun void ip6_forward __P((struct mbuf *, int));
310 1.2 itojun
311 1.2 itojun void ip6_mloopback __P((struct ifnet *, struct mbuf *, struct sockaddr_in6 *));
312 1.2 itojun int ip6_output __P((struct mbuf *, struct ip6_pktopts *,
313 1.2 itojun struct route_in6 *, int,
314 1.31 itojun struct ip6_moptions *, struct socket *,
315 1.30 jonathan struct ifnet **));
316 1.2 itojun int ip6_ctloutput __P((int, struct socket *, int, int, struct mbuf **));
317 1.20 itojun int ip6_raw_ctloutput __P((int, struct socket *, int, int, struct mbuf **));
318 1.37 rpaulo void ip6_initpktopts __P((struct ip6_pktopts *));
319 1.37 rpaulo int ip6_setpktopts __P((struct mbuf *, struct ip6_pktopts *,
320 1.37 rpaulo struct ip6_pktopts *, int, int));
321 1.37 rpaulo void ip6_clearpktopts __P((struct ip6_pktopts *, int));
322 1.37 rpaulo struct ip6_pktopts *ip6_copypktopts __P((struct ip6_pktopts *, int));
323 1.2 itojun int ip6_optlen __P((struct in6pcb *));
324 1.2 itojun
325 1.2 itojun int route6_input __P((struct mbuf **, int *, int));
326 1.2 itojun
327 1.2 itojun void frag6_init __P((void));
328 1.2 itojun int frag6_input __P((struct mbuf **, int *, int));
329 1.2 itojun void frag6_slowtimo __P((void));
330 1.2 itojun void frag6_drain __P((void));
331 1.2 itojun
332 1.2 itojun void rip6_init __P((void));
333 1.27 itojun int rip6_input __P((struct mbuf **, int *, int));
334 1.11 itojun void rip6_ctlinput __P((int, struct sockaddr *, void *));
335 1.2 itojun int rip6_ctloutput __P((int, struct socket *, int, int, struct mbuf **));
336 1.2 itojun int rip6_output __P((struct mbuf *, ...));
337 1.2 itojun int rip6_usrreq __P((struct socket *,
338 1.34 christos int, struct mbuf *, struct mbuf *, struct mbuf *, struct lwp *));
339 1.2 itojun
340 1.2 itojun int dest6_input __P((struct mbuf **, int *, int));
341 1.2 itojun int none_input __P((struct mbuf **, int *, int));
342 1.21 itojun
343 1.21 itojun struct in6_addr *in6_selectsrc __P((struct sockaddr_in6 *,
344 1.21 itojun struct ip6_pktopts *, struct ip6_moptions *, struct route_in6 *,
345 1.35 rpaulo struct in6_addr *, struct ifnet **, int *));
346 1.35 rpaulo int in6_selectroute __P((struct sockaddr_in6 *, struct ip6_pktopts *,
347 1.35 rpaulo struct ip6_moptions *, struct route_in6 *, struct ifnet **,
348 1.35 rpaulo struct rtentry **, int));
349 1.32 itojun
350 1.32 itojun u_int32_t ip6_randomid __P((void));
351 1.32 itojun u_int32_t ip6_randomflowlabel __P((void));
352 1.2 itojun #endif /* _KERNEL */
353 1.2 itojun
354 1.2 itojun #endif /* !_NETINET6_IP6_VAR_H_ */
355