1 | /* $NetBSD: in6.h,v 1.87 2016/02/15 14:59:03 rtr Exp $ */ |
2 | /* $KAME: in6.h,v 1.83 2001/03/29 02:55:07 jinmei Exp $ */ |
3 | |
4 | /* |
5 | * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. |
6 | * All rights reserved. |
7 | * |
8 | * Redistribution and use in source and binary forms, with or without |
9 | * modification, are permitted provided that the following conditions |
10 | * are met: |
11 | * 1. Redistributions of source code must retain the above copyright |
12 | * notice, this list of conditions and the following disclaimer. |
13 | * 2. Redistributions in binary form must reproduce the above copyright |
14 | * notice, this list of conditions and the following disclaimer in the |
15 | * documentation and/or other materials provided with the distribution. |
16 | * 3. Neither the name of the project nor the names of its contributors |
17 | * may be used to endorse or promote products derived from this software |
18 | * without specific prior written permission. |
19 | * |
20 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND |
21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE |
24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
26 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
28 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
29 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
30 | * SUCH DAMAGE. |
31 | */ |
32 | |
33 | /* |
34 | * Copyright (c) 1982, 1986, 1990, 1993 |
35 | * The Regents of the University of California. All rights reserved. |
36 | * |
37 | * Redistribution and use in source and binary forms, with or without |
38 | * modification, are permitted provided that the following conditions |
39 | * are met: |
40 | * 1. Redistributions of source code must retain the above copyright |
41 | * notice, this list of conditions and the following disclaimer. |
42 | * 2. Redistributions in binary form must reproduce the above copyright |
43 | * notice, this list of conditions and the following disclaimer in the |
44 | * documentation and/or other materials provided with the distribution. |
45 | * 3. Neither the name of the University nor the names of its contributors |
46 | * may be used to endorse or promote products derived from this software |
47 | * without specific prior written permission. |
48 | * |
49 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
50 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
51 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
52 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
53 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
54 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
55 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
56 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
57 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
58 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
59 | * SUCH DAMAGE. |
60 | * |
61 | * @(#)in.h 8.3 (Berkeley) 1/3/94 |
62 | */ |
63 | |
64 | #ifndef _NETINET6_IN6_H_ |
65 | #define _NETINET6_IN6_H_ |
66 | |
67 | #include <sys/featuretest.h> |
68 | |
69 | #ifndef __KAME_NETINET_IN_H_INCLUDED_ |
70 | #error "do not include netinet6/in6.h directly, include netinet/in.h. see RFC2553" |
71 | #endif |
72 | |
73 | #include <sys/socket.h> |
74 | |
75 | /* |
76 | * Identification of the network protocol stack |
77 | * for *BSD-current/release: http://www.kame.net/dev/cvsweb.cgi/kame/COVERAGE |
78 | * has the table of implementation/integration differences. |
79 | */ |
80 | #define __KAME__ |
81 | #define __KAME_VERSION "NetBSD-current" |
82 | |
83 | /* |
84 | * Local port number conventions: |
85 | * |
86 | * Ports < IPPORT_RESERVED are reserved for privileged processes (e.g. root), |
87 | * unless a kernel is compiled with IPNOPRIVPORTS defined. |
88 | * |
89 | * When a user does a bind(2) or connect(2) with a port number of zero, |
90 | * a non-conflicting local port address is chosen. |
91 | * |
92 | * The default range is IPPORT_ANONMIN to IPPORT_ANONMAX, although |
93 | * that is settable by sysctl(3); net.inet.ip.anonportmin and |
94 | * net.inet.ip.anonportmax respectively. |
95 | * |
96 | * A user may set the IPPROTO_IP option IP_PORTRANGE to change this |
97 | * default assignment range. |
98 | * |
99 | * The value IP_PORTRANGE_DEFAULT causes the default behavior. |
100 | * |
101 | * The value IP_PORTRANGE_HIGH is the same as IP_PORTRANGE_DEFAULT, |
102 | * and exists only for FreeBSD compatibility purposes. |
103 | * |
104 | * The value IP_PORTRANGE_LOW changes the range to the "low" are |
105 | * that is (by convention) restricted to privileged processes. |
106 | * This convention is based on "vouchsafe" principles only. |
107 | * It is only secure if you trust the remote host to restrict these ports. |
108 | * The range is IPPORT_RESERVEDMIN to IPPORT_RESERVEDMAX. |
109 | */ |
110 | |
111 | #if defined(_NETBSD_SOURCE) |
112 | #define IPV6PORT_RESERVED 1024 |
113 | #define IPV6PORT_ANONMIN 49152 |
114 | #define IPV6PORT_ANONMAX 65535 |
115 | #define IPV6PORT_RESERVEDMIN 600 |
116 | #define IPV6PORT_RESERVEDMAX (IPV6PORT_RESERVED-1) |
117 | #endif |
118 | |
119 | /* |
120 | * IPv6 address |
121 | */ |
122 | struct in6_addr { |
123 | union { |
124 | __uint8_t __u6_addr8[16]; |
125 | __uint16_t __u6_addr16[8]; |
126 | uint32_t __u6_addr32[4]; |
127 | } __u6_addr; /* 128-bit IP6 address */ |
128 | }; |
129 | |
130 | #define s6_addr __u6_addr.__u6_addr8 |
131 | #ifdef _KERNEL /* XXX nonstandard */ |
132 | #define s6_addr8 __u6_addr.__u6_addr8 |
133 | #define s6_addr16 __u6_addr.__u6_addr16 |
134 | #define s6_addr32 __u6_addr.__u6_addr32 |
135 | #endif |
136 | |
137 | #define INET6_ADDRSTRLEN 46 |
138 | |
139 | /* |
140 | * Socket address for IPv6 |
141 | */ |
142 | #if defined(_NETBSD_SOURCE) |
143 | #define SIN6_LEN |
144 | #endif |
145 | struct sockaddr_in6 { |
146 | uint8_t sin6_len; /* length of this struct(socklen_t)*/ |
147 | sa_family_t sin6_family; /* AF_INET6 (sa_family_t) */ |
148 | in_port_t sin6_port; /* Transport layer port */ |
149 | uint32_t sin6_flowinfo; /* IP6 flow information */ |
150 | struct in6_addr sin6_addr; /* IP6 address */ |
151 | uint32_t sin6_scope_id; /* scope zone index */ |
152 | }; |
153 | |
154 | /* |
155 | * Local definition for masks |
156 | */ |
157 | #ifdef _KERNEL /* XXX nonstandard */ |
158 | #define IN6MASK0 {{{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }}} |
159 | #define IN6MASK32 {{{ 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, \ |
160 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}} |
161 | #define IN6MASK64 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ |
162 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}} |
163 | #define IN6MASK96 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ |
164 | 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 }}} |
165 | #define IN6MASK128 {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \ |
166 | 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }}} |
167 | #endif |
168 | |
169 | #ifdef _KERNEL |
170 | extern const struct sockaddr_in6 sa6_any; |
171 | |
172 | extern const struct in6_addr in6mask0; |
173 | extern const struct in6_addr in6mask32; |
174 | extern const struct in6_addr in6mask64; |
175 | extern const struct in6_addr in6mask96; |
176 | extern const struct in6_addr in6mask128; |
177 | #endif /* _KERNEL */ |
178 | |
179 | /* |
180 | * Macros started with IPV6_ADDR is KAME local |
181 | */ |
182 | #ifdef _KERNEL /* XXX nonstandard */ |
183 | #if BYTE_ORDER == BIG_ENDIAN |
184 | #define IPV6_ADDR_INT32_ONE 1 |
185 | #define IPV6_ADDR_INT32_TWO 2 |
186 | #define IPV6_ADDR_INT32_MNL 0xff010000 |
187 | #define IPV6_ADDR_INT32_MLL 0xff020000 |
188 | #define IPV6_ADDR_INT32_SMP 0x0000ffff |
189 | #define IPV6_ADDR_INT16_ULL 0xfe80 |
190 | #define IPV6_ADDR_INT16_USL 0xfec0 |
191 | #define IPV6_ADDR_INT16_MLL 0xff02 |
192 | #elif BYTE_ORDER == LITTLE_ENDIAN |
193 | #define IPV6_ADDR_INT32_ONE 0x01000000 |
194 | #define IPV6_ADDR_INT32_TWO 0x02000000 |
195 | #define IPV6_ADDR_INT32_MNL 0x000001ff |
196 | #define IPV6_ADDR_INT32_MLL 0x000002ff |
197 | #define IPV6_ADDR_INT32_SMP 0xffff0000 |
198 | #define IPV6_ADDR_INT16_ULL 0x80fe |
199 | #define IPV6_ADDR_INT16_USL 0xc0fe |
200 | #define IPV6_ADDR_INT16_MLL 0x02ff |
201 | #endif |
202 | #endif |
203 | |
204 | /* |
205 | * Definition of some useful macros to handle IP6 addresses |
206 | */ |
207 | #define IN6ADDR_ANY_INIT \ |
208 | {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ |
209 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}} |
210 | #define IN6ADDR_LOOPBACK_INIT \ |
211 | {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ |
212 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}} |
213 | #define IN6ADDR_NODELOCAL_ALLNODES_INIT \ |
214 | {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ |
215 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}} |
216 | #define IN6ADDR_LINKLOCAL_ALLNODES_INIT \ |
217 | {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ |
218 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}} |
219 | #define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \ |
220 | {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \ |
221 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 }}} |
222 | |
223 | extern const struct in6_addr in6addr_any; |
224 | extern const struct in6_addr in6addr_loopback; |
225 | extern const struct in6_addr in6addr_nodelocal_allnodes; |
226 | extern const struct in6_addr in6addr_linklocal_allnodes; |
227 | extern const struct in6_addr in6addr_linklocal_allrouters; |
228 | |
229 | #define IN6_ARE_ADDR_EQUAL(a, b) \ |
230 | (memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0) |
231 | |
232 | /* |
233 | * Unspecified |
234 | */ |
235 | #define IN6_IS_ADDR_UNSPECIFIED(a) \ |
236 | ((a)->__u6_addr.__u6_addr32[0] == 0 && \ |
237 | (a)->__u6_addr.__u6_addr32[1] == 0 && \ |
238 | (a)->__u6_addr.__u6_addr32[2] == 0 && \ |
239 | (a)->__u6_addr.__u6_addr32[3] == 0) |
240 | |
241 | /* |
242 | * Loopback |
243 | */ |
244 | #define IN6_IS_ADDR_LOOPBACK(a) \ |
245 | ((a)->__u6_addr.__u6_addr32[0] == 0 && \ |
246 | (a)->__u6_addr.__u6_addr32[1] == 0 && \ |
247 | (a)->__u6_addr.__u6_addr32[2] == 0 && \ |
248 | (a)->__u6_addr.__u6_addr32[3] == ntohl(1)) |
249 | |
250 | /* |
251 | * IPv4 compatible |
252 | */ |
253 | #define IN6_IS_ADDR_V4COMPAT(a) \ |
254 | ((a)->__u6_addr.__u6_addr32[0] == 0 && \ |
255 | (a)->__u6_addr.__u6_addr32[1] == 0 && \ |
256 | (a)->__u6_addr.__u6_addr32[2] == 0 && \ |
257 | (a)->__u6_addr.__u6_addr32[3] != 0 && \ |
258 | (a)->__u6_addr.__u6_addr32[3] != ntohl(1)) |
259 | |
260 | /* |
261 | * Mapped |
262 | */ |
263 | #define IN6_IS_ADDR_V4MAPPED(a) \ |
264 | ((a)->__u6_addr.__u6_addr32[0] == 0 && \ |
265 | (a)->__u6_addr.__u6_addr32[1] == 0 && \ |
266 | (a)->__u6_addr.__u6_addr32[2] == ntohl(0x0000ffff)) |
267 | |
268 | /* |
269 | * KAME Scope Values |
270 | */ |
271 | |
272 | #ifdef _KERNEL /* XXX nonstandard */ |
273 | #define IPV6_ADDR_SCOPE_NODELOCAL 0x01 |
274 | #define IPV6_ADDR_SCOPE_INTFACELOCAL 0x01 |
275 | #define IPV6_ADDR_SCOPE_LINKLOCAL 0x02 |
276 | #define IPV6_ADDR_SCOPE_SITELOCAL 0x05 |
277 | #define IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */ |
278 | #define IPV6_ADDR_SCOPE_GLOBAL 0x0e |
279 | #else |
280 | #define __IPV6_ADDR_SCOPE_NODELOCAL 0x01 |
281 | #define __IPV6_ADDR_SCOPE_LINKLOCAL 0x02 |
282 | #define __IPV6_ADDR_SCOPE_SITELOCAL 0x05 |
283 | #define __IPV6_ADDR_SCOPE_ORGLOCAL 0x08 /* just used in this file */ |
284 | #define __IPV6_ADDR_SCOPE_GLOBAL 0x0e |
285 | #endif |
286 | |
287 | /* |
288 | * Unicast Scope |
289 | * Note that we must check topmost 10 bits only, not 16 bits (see RFC2373). |
290 | */ |
291 | #define IN6_IS_ADDR_LINKLOCAL(a) \ |
292 | (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80)) |
293 | #define IN6_IS_ADDR_SITELOCAL(a) \ |
294 | (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0xc0)) |
295 | |
296 | /* |
297 | * Multicast |
298 | */ |
299 | #define IN6_IS_ADDR_MULTICAST(a) ((a)->s6_addr[0] == 0xff) |
300 | |
301 | #ifdef _KERNEL /* XXX nonstandard */ |
302 | #define IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f) |
303 | #else |
304 | #define __IPV6_ADDR_MC_SCOPE(a) ((a)->s6_addr[1] & 0x0f) |
305 | #endif |
306 | |
307 | /* |
308 | * Multicast Scope |
309 | */ |
310 | #ifdef _KERNEL /* refers nonstandard items */ |
311 | #define IN6_IS_ADDR_MC_NODELOCAL(a) \ |
312 | (IN6_IS_ADDR_MULTICAST(a) && \ |
313 | (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_NODELOCAL)) |
314 | #define IN6_IS_ADDR_MC_INTFACELOCAL(a) \ |
315 | (IN6_IS_ADDR_MULTICAST(a) && \ |
316 | (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_INTFACELOCAL)) |
317 | #define IN6_IS_ADDR_MC_LINKLOCAL(a) \ |
318 | (IN6_IS_ADDR_MULTICAST(a) && \ |
319 | (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_LINKLOCAL)) |
320 | #define IN6_IS_ADDR_MC_SITELOCAL(a) \ |
321 | (IN6_IS_ADDR_MULTICAST(a) && \ |
322 | (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_SITELOCAL)) |
323 | #define IN6_IS_ADDR_MC_ORGLOCAL(a) \ |
324 | (IN6_IS_ADDR_MULTICAST(a) && \ |
325 | (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_ORGLOCAL)) |
326 | #define IN6_IS_ADDR_MC_GLOBAL(a) \ |
327 | (IN6_IS_ADDR_MULTICAST(a) && \ |
328 | (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_GLOBAL)) |
329 | #else |
330 | #define IN6_IS_ADDR_MC_NODELOCAL(a) \ |
331 | (IN6_IS_ADDR_MULTICAST(a) && \ |
332 | (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_NODELOCAL)) |
333 | #define IN6_IS_ADDR_MC_LINKLOCAL(a) \ |
334 | (IN6_IS_ADDR_MULTICAST(a) && \ |
335 | (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_LINKLOCAL)) |
336 | #define IN6_IS_ADDR_MC_SITELOCAL(a) \ |
337 | (IN6_IS_ADDR_MULTICAST(a) && \ |
338 | (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL)) |
339 | #define IN6_IS_ADDR_MC_ORGLOCAL(a) \ |
340 | (IN6_IS_ADDR_MULTICAST(a) && \ |
341 | (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_ORGLOCAL)) |
342 | #define IN6_IS_ADDR_MC_GLOBAL(a) \ |
343 | (IN6_IS_ADDR_MULTICAST(a) && \ |
344 | (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_GLOBAL)) |
345 | #endif |
346 | |
347 | #ifdef _KERNEL /* nonstandard */ |
348 | /* |
349 | * KAME Scope |
350 | */ |
351 | #define IN6_IS_SCOPE_LINKLOCAL(a) \ |
352 | ((IN6_IS_ADDR_LINKLOCAL(a)) || \ |
353 | (IN6_IS_ADDR_MC_LINKLOCAL(a))) |
354 | |
355 | #define IN6_IS_SCOPE_EMBEDDABLE(__a) \ |
356 | (IN6_IS_SCOPE_LINKLOCAL(__a) || IN6_IS_ADDR_MC_INTFACELOCAL(__a)) |
357 | |
358 | #define IFA6_IS_DEPRECATED(a) \ |
359 | ((a)->ia6_lifetime.ia6t_pltime != ND6_INFINITE_LIFETIME && \ |
360 | (u_int32_t)((time_uptime - (a)->ia6_updatetime)) > \ |
361 | (a)->ia6_lifetime.ia6t_pltime) |
362 | #define IFA6_IS_INVALID(a) \ |
363 | ((a)->ia6_lifetime.ia6t_vltime != ND6_INFINITE_LIFETIME && \ |
364 | (u_int32_t)((time_uptime - (a)->ia6_updatetime)) > \ |
365 | (a)->ia6_lifetime.ia6t_vltime) |
366 | #endif |
367 | |
368 | /* |
369 | * Options for use with [gs]etsockopt at the IPV6 level. |
370 | * First word of comment is data type; bool is stored in int. |
371 | */ |
372 | /* no hdrincl */ |
373 | #if 0 |
374 | /* These are deprecated non-standard options which are no longer supported. */ |
375 | #define IPV6_OPTIONS 1 /* buf/ip6_opts; set/get IP6 options */ |
376 | #define IPV6_RECVOPTS 5 /* bool; receive all IP6 opts w/dgram */ |
377 | #define IPV6_RECVRETOPTS 6 /* bool; receive IP6 opts for response */ |
378 | #define IPV6_RECVDSTADDR 7 /* bool; receive IP6 dst addr w/dgram */ |
379 | #define IPV6_RETOPTS 8 /* ip6_opts; set/get IP6 options */ |
380 | #endif |
381 | #define IPV6_SOCKOPT_RESERVED1 3 /* reserved for future use */ |
382 | #define IPV6_UNICAST_HOPS 4 /* int; IP6 hops */ |
383 | #define IPV6_MULTICAST_IF 9 /* u_int; set/get IP6 multicast i/f */ |
384 | #define IPV6_MULTICAST_HOPS 10 /* int; set/get IP6 multicast hops */ |
385 | #define IPV6_MULTICAST_LOOP 11 /* u_int; set/get IP6 multicast loopback */ |
386 | /* The join and leave membership option numbers need to match with the v4 ones */ |
387 | #define IPV6_JOIN_GROUP 12 /* ip6_mreq; join a group membership */ |
388 | #define IPV6_LEAVE_GROUP 13 /* ip6_mreq; leave a group membership */ |
389 | #define IPV6_PORTRANGE 14 /* int; range to choose for unspec port */ |
390 | #if defined(_NETBSD_SOURCE) |
391 | #define IPV6_PORTALGO 17 /* int; port selection algo (rfc6056) */ |
392 | #define ICMP6_FILTER 18 /* icmp6_filter; icmp6 filter */ |
393 | #endif |
394 | /* RFC2292 options */ |
395 | #ifdef _KERNEL |
396 | #define IPV6_2292PKTINFO 19 /* bool; send/recv if, src/dst addr */ |
397 | #define IPV6_2292HOPLIMIT 20 /* bool; hop limit */ |
398 | #define IPV6_2292NEXTHOP 21 /* bool; next hop addr */ |
399 | #define IPV6_2292HOPOPTS 22 /* bool; hop-by-hop option */ |
400 | #define IPV6_2292DSTOPTS 23 /* bool; destination option */ |
401 | #define IPV6_2292RTHDR 24 /* bool; routing header */ |
402 | #define IPV6_2292PKTOPTIONS 25 /* buf/cmsghdr; set/get IPv6 options */ |
403 | #endif |
404 | #define IPV6_CHECKSUM 26 /* int; checksum offset for raw socket */ |
405 | #define IPV6_V6ONLY 27 /* bool; make AF_INET6 sockets v6 only */ |
406 | |
407 | #define IPV6_IPSEC_POLICY 28 /* struct; get/set security policy */ |
408 | #define IPV6_FAITH 29 /* bool; accept FAITH'ed connections */ |
409 | |
410 | /* new socket options introduced in RFC3542 */ |
411 | #define IPV6_RTHDRDSTOPTS 35 /* ip6_dest; send dst option before rthdr */ |
412 | |
413 | #define IPV6_RECVPKTINFO 36 /* bool; recv if, dst addr */ |
414 | #define IPV6_RECVHOPLIMIT 37 /* bool; recv hop limit */ |
415 | #define IPV6_RECVRTHDR 38 /* bool; recv routing header */ |
416 | #define IPV6_RECVHOPOPTS 39 /* bool; recv hop-by-hop option */ |
417 | #define IPV6_RECVDSTOPTS 40 /* bool; recv dst option after rthdr */ |
418 | #ifdef _KERNEL |
419 | #define IPV6_RECVRTHDRDSTOPTS 41 /* bool; recv dst option before rthdr */ |
420 | #endif |
421 | #define IPV6_USE_MIN_MTU 42 /* bool; send packets at the minimum MTU */ |
422 | #define IPV6_RECVPATHMTU 43 /* bool; notify an according MTU */ |
423 | #define IPV6_PATHMTU 44 /* mtuinfo; get the current path MTU (sopt), |
424 | 4 bytes int; MTU notification (cmsg) */ |
425 | |
426 | /* more new socket options introduced in RFC3542 */ |
427 | #define IPV6_PKTINFO 46 /* in6_pktinfo; send if, src addr */ |
428 | #define IPV6_HOPLIMIT 47 /* int; send hop limit */ |
429 | #define IPV6_NEXTHOP 48 /* sockaddr; next hop addr */ |
430 | #define IPV6_HOPOPTS 49 /* ip6_hbh; send hop-by-hop option */ |
431 | #define IPV6_DSTOPTS 50 /* ip6_dest; send dst option befor rthdr */ |
432 | #define IPV6_RTHDR 51 /* ip6_rthdr; send routing header */ |
433 | |
434 | #define IPV6_RECVTCLASS 57 /* bool; recv traffic class values */ |
435 | #ifdef _KERNEL |
436 | #define IPV6_OTCLASS 58 /* u_int8_t; send traffic class value */ |
437 | #endif |
438 | |
439 | #define IPV6_TCLASS 61 /* int; send traffic class value */ |
440 | #define IPV6_DONTFRAG 62 /* bool; disable IPv6 fragmentation */ |
441 | #define IPV6_PREFER_TEMPADDR 63 /* int; prefer temporary address as |
442 | * the sorce address */ |
443 | /* to define items, should talk with KAME guys first, for *BSD compatibility */ |
444 | |
445 | #define IPV6_RTHDR_LOOSE 0 /* this hop need not be a neighbor. XXX old spec */ |
446 | #define IPV6_RTHDR_STRICT 1 /* this hop must be a neighbor. XXX old spec */ |
447 | #define IPV6_RTHDR_TYPE_0 0 /* IPv6 routing header type 0 */ |
448 | |
449 | /* |
450 | * Defaults and limits for options |
451 | */ |
452 | #define IPV6_DEFAULT_MULTICAST_HOPS 1 /* normally limit m'casts to 1 hop */ |
453 | #define IPV6_DEFAULT_MULTICAST_LOOP 1 /* normally hear sends if a member */ |
454 | |
455 | /* |
456 | * Argument structure for IPV6_JOIN_GROUP and IPV6_LEAVE_GROUP. |
457 | */ |
458 | struct ipv6_mreq { |
459 | struct in6_addr ipv6mr_multiaddr; |
460 | unsigned int ipv6mr_interface; |
461 | }; |
462 | |
463 | /* |
464 | * IPV6_PKTINFO: Packet information(RFC2292 sec 5) |
465 | */ |
466 | struct in6_pktinfo { |
467 | struct in6_addr ipi6_addr; /* src/dst IPv6 address */ |
468 | unsigned int ipi6_ifindex; /* send/recv interface index */ |
469 | }; |
470 | |
471 | /* |
472 | * Control structure for IPV6_RECVPATHMTU socket option. |
473 | */ |
474 | struct ip6_mtuinfo { |
475 | struct sockaddr_in6 ip6m_addr; /* or sockaddr_storage? */ |
476 | uint32_t ip6m_mtu; |
477 | }; |
478 | |
479 | /* |
480 | * Argument for IPV6_PORTRANGE: |
481 | * - which range to search when port is unspecified at bind() or connect() |
482 | */ |
483 | #define IPV6_PORTRANGE_DEFAULT 0 /* default range */ |
484 | #define IPV6_PORTRANGE_HIGH 1 /* "high" - request firewall bypass */ |
485 | #define IPV6_PORTRANGE_LOW 2 /* "low" - vouchsafe security */ |
486 | |
487 | #if defined(_NETBSD_SOURCE) |
488 | /* |
489 | * Definitions for inet6 sysctl operations. |
490 | * |
491 | * Third level is protocol number. |
492 | * Fourth level is desired variable within that protocol. |
493 | */ |
494 | #define IPV6PROTO_MAXID (IPPROTO_PIM + 1) /* don't list to IPV6PROTO_MAX */ |
495 | |
496 | #define CTL_IPV6PROTO_NAMES { \ |
497 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
498 | { 0, 0 }, \ |
499 | { "tcp6", CTLTYPE_NODE }, \ |
500 | { 0, 0 }, \ |
501 | { 0, 0 }, \ |
502 | { 0, 0 }, \ |
503 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
504 | { 0, 0 }, \ |
505 | { 0, 0 }, \ |
506 | { "udp6", CTLTYPE_NODE }, \ |
507 | { 0, 0 }, \ |
508 | { 0, 0 }, \ |
509 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
510 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
511 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
512 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
513 | { 0, 0 }, \ |
514 | { "ip6", CTLTYPE_NODE }, \ |
515 | { 0, 0 }, \ |
516 | { 0, 0 }, \ |
517 | { 0, 0 }, \ |
518 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
519 | { 0, 0 }, \ |
520 | { "ipsec6", CTLTYPE_NODE }, \ |
521 | { 0, 0 }, \ |
522 | { 0, 0 }, \ |
523 | { 0, 0 }, \ |
524 | { 0, 0 }, \ |
525 | { 0, 0 }, \ |
526 | { 0, 0 }, \ |
527 | { "icmp6", CTLTYPE_NODE }, \ |
528 | { 0, 0 }, \ |
529 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
530 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
531 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
532 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
533 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
534 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
535 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
536 | { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \ |
537 | { 0, 0 }, \ |
538 | { 0, 0 }, \ |
539 | { 0, 0 }, \ |
540 | { "pim6", CTLTYPE_NODE }, \ |
541 | } |
542 | |
543 | /* |
544 | * Names for IP sysctl objects |
545 | */ |
546 | #define IPV6CTL_FORWARDING 1 /* act as router */ |
547 | #define IPV6CTL_SENDREDIRECTS 2 /* may send redirects when forwarding*/ |
548 | #define IPV6CTL_DEFHLIM 3 /* default Hop-Limit */ |
549 | #ifdef notyet |
550 | #define IPV6CTL_DEFMTU 4 /* default MTU */ |
551 | #endif |
552 | #define IPV6CTL_FORWSRCRT 5 /* forward source-routed dgrams */ |
553 | #define IPV6CTL_STATS 6 /* stats */ |
554 | #define IPV6CTL_MRTSTATS 7 /* multicast forwarding stats */ |
555 | #define IPV6CTL_MRTPROTO 8 /* multicast routing protocol */ |
556 | #define IPV6CTL_MAXFRAGPACKETS 9 /* max packets reassembly queue */ |
557 | #define IPV6CTL_SOURCECHECK 10 /* verify source route and intf */ |
558 | #define IPV6CTL_SOURCECHECK_LOGINT 11 /* minimume logging interval */ |
559 | #define IPV6CTL_ACCEPT_RTADV 12 |
560 | #define IPV6CTL_KEEPFAITH 13 |
561 | #define IPV6CTL_LOG_INTERVAL 14 |
562 | #define IPV6CTL_HDRNESTLIMIT 15 |
563 | #define IPV6CTL_DAD_COUNT 16 |
564 | #define IPV6CTL_AUTO_FLOWLABEL 17 |
565 | #define IPV6CTL_DEFMCASTHLIM 18 |
566 | #define IPV6CTL_GIF_HLIM 19 /* default HLIM for gif encap packet */ |
567 | #define IPV6CTL_KAME_VERSION 20 |
568 | #define IPV6CTL_USE_DEPRECATED 21 /* use deprecated addr (RFC2462 5.5.4) */ |
569 | #define IPV6CTL_RR_PRUNE 22 /* walk timer for router renumbering */ |
570 | /* 23: reserved */ |
571 | #define IPV6CTL_V6ONLY 24 |
572 | /* 25 to 27: reserved */ |
573 | #define IPV6CTL_ANONPORTMIN 28 /* minimum ephemeral port */ |
574 | #define IPV6CTL_ANONPORTMAX 29 /* maximum ephemeral port */ |
575 | #define IPV6CTL_LOWPORTMIN 30 /* minimum reserved port */ |
576 | #define IPV6CTL_LOWPORTMAX 31 /* maximum reserved port */ |
577 | /* 32 to 34: reserved */ |
578 | #define IPV6CTL_AUTO_LINKLOCAL 35 /* automatic link-local addr assign */ |
579 | /* 36 to 37: reserved */ |
580 | #define IPV6CTL_ADDRCTLPOLICY 38 /* get/set address selection policy */ |
581 | #define IPV6CTL_USE_DEFAULTZONE 39 /* use default scope zone */ |
582 | /* 40: reserved */ |
583 | #define IPV6CTL_MAXFRAGS 41 /* max fragments */ |
584 | #define IPV6CTL_IFQ 42 /* IPv6 packet input queue */ |
585 | #define IPV6CTL_RTADV_MAXROUTES 43 /* maximum number of routes */ |
586 | /* via router advertisement */ |
587 | #define IPV6CTL_RTADV_NUMROUTES 44 /* current number of routes */ |
588 | /* via router advertisement */ |
589 | /* New entries should be added here from current IPV6CTL_MAXID value. */ |
590 | /* to define items, should talk with KAME guys first, for *BSD compatibility */ |
591 | #define IPV6CTL_MAXID 45 |
592 | |
593 | #define IPV6CTL_NAMES { \ |
594 | { 0, 0 }, \ |
595 | { "forwarding", CTLTYPE_INT }, \ |
596 | { "redirect", CTLTYPE_INT }, \ |
597 | { "hlim", CTLTYPE_INT }, \ |
598 | { "mtu", CTLTYPE_INT }, \ |
599 | { "forwsrcrt", CTLTYPE_INT }, \ |
600 | { "stats", CTLTYPE_STRUCT }, \ |
601 | { 0, 0 }, \ |
602 | { "mrtproto", CTLTYPE_INT }, \ |
603 | { "maxfragpackets", CTLTYPE_INT }, \ |
604 | { "sourcecheck", CTLTYPE_INT }, \ |
605 | { "sourcecheck_logint", CTLTYPE_INT }, \ |
606 | { "accept_rtadv", CTLTYPE_INT }, \ |
607 | { "keepfaith", CTLTYPE_INT }, \ |
608 | { "log_interval", CTLTYPE_INT }, \ |
609 | { "hdrnestlimit", CTLTYPE_INT }, \ |
610 | { "dad_count", CTLTYPE_INT }, \ |
611 | { "auto_flowlabel", CTLTYPE_INT }, \ |
612 | { "defmcasthlim", CTLTYPE_INT }, \ |
613 | { "gifhlim", CTLTYPE_INT }, \ |
614 | { "kame_version", CTLTYPE_STRING }, \ |
615 | { "use_deprecated", CTLTYPE_INT }, \ |
616 | { "rr_prune", CTLTYPE_INT }, \ |
617 | { 0, 0 }, \ |
618 | { "v6only", CTLTYPE_INT }, \ |
619 | { 0, 0 }, \ |
620 | { 0, 0 }, \ |
621 | { 0, 0 }, \ |
622 | { "anonportmin", CTLTYPE_INT }, \ |
623 | { "anonportmax", CTLTYPE_INT }, \ |
624 | { "lowportmin", CTLTYPE_INT }, \ |
625 | { "lowportmax", CTLTYPE_INT }, \ |
626 | { 0, 0 }, \ |
627 | { 0, 0 }, \ |
628 | { 0, 0 }, \ |
629 | { 0, 0 }, \ |
630 | { 0, 0 }, \ |
631 | { 0, 0 }, \ |
632 | { 0, 0 }, \ |
633 | { 0, 0 }, \ |
634 | { 0, 0 }, \ |
635 | { "maxfrags", CTLTYPE_INT }, \ |
636 | { "ifq", CTLTYPE_NODE }, \ |
637 | { "rtadv_maxroutes", CTLTYPE_INT }, \ |
638 | { "rtadv_numroutes", CTLTYPE_INT }, \ |
639 | } |
640 | |
641 | #endif /* _NETBSD_SOURCE */ |
642 | |
643 | #ifdef _KERNEL |
644 | struct cmsghdr; |
645 | |
646 | /* |
647 | * in6_cksum_phdr: |
648 | * |
649 | * Compute significant parts of the IPv6 checksum pseudo-header |
650 | * for use in a delayed TCP/UDP checksum calculation. |
651 | * |
652 | * Args: |
653 | * |
654 | * src Source IPv6 address |
655 | * dst Destination IPv6 address |
656 | * len htonl(proto-hdr-len) |
657 | * nxt htonl(next-proto-number) |
658 | * |
659 | * NOTE: We expect the src and dst addresses to be 16-bit |
660 | * aligned! |
661 | */ |
662 | static __inline u_int16_t __unused |
663 | in6_cksum_phdr(const struct in6_addr *src, const struct in6_addr *dst, |
664 | u_int32_t len, u_int32_t nxt) |
665 | { |
666 | u_int32_t sum = 0; |
667 | const u_int16_t *w; |
668 | |
669 | /*LINTED*/ |
670 | w = (const u_int16_t *) src; |
671 | sum += w[0]; |
672 | if (!IN6_IS_SCOPE_LINKLOCAL(src)) |
673 | sum += w[1]; |
674 | sum += w[2]; sum += w[3]; sum += w[4]; sum += w[5]; |
675 | sum += w[6]; sum += w[7]; |
676 | |
677 | /*LINTED*/ |
678 | w = (const u_int16_t *) dst; |
679 | sum += w[0]; |
680 | if (!IN6_IS_SCOPE_LINKLOCAL(dst)) |
681 | sum += w[1]; |
682 | sum += w[2]; sum += w[3]; sum += w[4]; sum += w[5]; |
683 | sum += w[6]; sum += w[7]; |
684 | |
685 | sum += (u_int16_t)(len >> 16) + (u_int16_t)(len /*& 0xffff*/); |
686 | |
687 | sum += (u_int16_t)(nxt >> 16) + (u_int16_t)(nxt /*& 0xffff*/); |
688 | |
689 | sum = (u_int16_t)(sum >> 16) + (u_int16_t)(sum /*& 0xffff*/); |
690 | |
691 | if (sum > 0xffff) |
692 | sum -= 0xffff; |
693 | |
694 | return (sum); |
695 | } |
696 | |
697 | struct mbuf; |
698 | struct ifnet; |
699 | int sockaddr_in6_cmp(const struct sockaddr *, const struct sockaddr *); |
700 | struct sockaddr *sockaddr_in6_externalize(struct sockaddr *, socklen_t, |
701 | const struct sockaddr *); |
702 | int in6_cksum(struct mbuf *, u_int8_t, u_int32_t, u_int32_t); |
703 | void in6_delayed_cksum(struct mbuf *); |
704 | int in6_localaddr(const struct in6_addr *); |
705 | int in6_addrscope(const struct in6_addr *); |
706 | struct in6_ifaddr *in6_ifawithifp(struct ifnet *, struct in6_addr *); |
707 | extern void in6_if_link_up(struct ifnet *); |
708 | extern void in6_if_link_down(struct ifnet *); |
709 | extern void in6_if_link_state_change(struct ifnet *, int); |
710 | extern void in6_if_up(struct ifnet *); |
711 | extern void in6_if_down(struct ifnet *); |
712 | extern void addrsel_policy_init(void); |
713 | extern u_char ip6_protox[]; |
714 | |
715 | #define satosin6(sa) ((struct sockaddr_in6 *)(sa)) |
716 | #define satocsin6(sa) ((const struct sockaddr_in6 *)(sa)) |
717 | #define sin6tosa(sin6) ((struct sockaddr *)(sin6)) |
718 | #define sin6tocsa(sin6) ((const struct sockaddr *)(sin6)) |
719 | #define ifatoia6(ifa) ((struct in6_ifaddr *)(ifa)) |
720 | |
721 | static inline void |
722 | sockaddr_in6_init1(struct sockaddr_in6 *sin6, const struct in6_addr *addr, |
723 | in_port_t port, uint32_t flowinfo, uint32_t scope_id) |
724 | { |
725 | sin6->sin6_port = port; |
726 | sin6->sin6_flowinfo = flowinfo; |
727 | sin6->sin6_addr = *addr; |
728 | sin6->sin6_scope_id = scope_id; |
729 | } |
730 | |
731 | static inline void |
732 | sockaddr_in6_init(struct sockaddr_in6 *sin6, const struct in6_addr *addr, |
733 | in_port_t port, uint32_t flowinfo, uint32_t scope_id) |
734 | { |
735 | sin6->sin6_family = AF_INET6; |
736 | sin6->sin6_len = sizeof(*sin6); |
737 | sockaddr_in6_init1(sin6, addr, port, flowinfo, scope_id); |
738 | } |
739 | |
740 | static inline struct sockaddr * |
741 | sockaddr_in6_alloc(const struct in6_addr *addr, in_port_t port, |
742 | uint32_t flowinfo, uint32_t scope_id, int flags) |
743 | { |
744 | struct sockaddr *sa; |
745 | |
746 | if ((sa = sockaddr_alloc(AF_INET6, sizeof(struct sockaddr_in6), |
747 | flags)) == NULL) |
748 | return NULL; |
749 | |
750 | sockaddr_in6_init1(satosin6(sa), addr, port, flowinfo, scope_id); |
751 | |
752 | return sa; |
753 | } |
754 | #endif /* _KERNEL */ |
755 | |
756 | #if defined(_NETBSD_SOURCE) |
757 | |
758 | #include <machine/ansi.h> |
759 | |
760 | #ifdef _BSD_SIZE_T_ |
761 | typedef _BSD_SIZE_T_ size_t; |
762 | #define _SIZE_T |
763 | #undef _BSD_SIZE_T_ |
764 | #endif |
765 | |
766 | #include <sys/cdefs.h> |
767 | |
768 | __BEGIN_DECLS |
769 | struct cmsghdr; |
770 | |
771 | void in6_in_2_v4mapin6(const struct in_addr *, struct in6_addr *); |
772 | void in6_sin6_2_sin(struct sockaddr_in *, struct sockaddr_in6 *); |
773 | void in6_sin_2_v4mapsin6(const struct sockaddr_in *, struct sockaddr_in6 *); |
774 | void in6_sin6_2_sin_in_sock(struct sockaddr *); |
775 | void in6_sin_2_v4mapsin6_in_sock(struct sockaddr **); |
776 | |
777 | #define INET6_IS_ADDR_LINKLOCAL 1 |
778 | #define INET6_IS_ADDR_MC_LINKLOCAL 2 |
779 | #define INET6_IS_ADDR_SITELOCAL 4 |
780 | void inet6_getscopeid(struct sockaddr_in6 *, int); |
781 | void inet6_putscopeid(struct sockaddr_in6 *, int); |
782 | |
783 | extern int inet6_option_space(int); |
784 | extern int inet6_option_init(void *, struct cmsghdr **, int); |
785 | extern int inet6_option_append(struct cmsghdr *, const uint8_t *, |
786 | int, int); |
787 | extern uint8_t *inet6_option_alloc(struct cmsghdr *, int, int, int); |
788 | extern int inet6_option_next(const struct cmsghdr *, uint8_t **); |
789 | extern int inet6_option_find(const struct cmsghdr *, uint8_t **, int); |
790 | |
791 | extern size_t inet6_rthdr_space(int, int); |
792 | extern struct cmsghdr *inet6_rthdr_init(void *, int); |
793 | extern int inet6_rthdr_add(struct cmsghdr *, const struct in6_addr *, |
794 | unsigned int); |
795 | extern int inet6_rthdr_lasthop(struct cmsghdr *, unsigned int); |
796 | #if 0 /* not implemented yet */ |
797 | extern int inet6_rthdr_reverse(const struct cmsghdr *, struct cmsghdr *); |
798 | #endif |
799 | extern int inet6_rthdr_segments(const struct cmsghdr *); |
800 | extern struct in6_addr *inet6_rthdr_getaddr(struct cmsghdr *, int); |
801 | extern int inet6_rthdr_getflags(const struct cmsghdr *, int); |
802 | |
803 | extern int inet6_opt_init(void *, socklen_t); |
804 | extern int inet6_opt_append(void *, socklen_t, int, uint8_t, |
805 | socklen_t, uint8_t, void **); |
806 | extern int inet6_opt_finish(void *, socklen_t, int); |
807 | extern int inet6_opt_set_val(void *, int, void *, socklen_t); |
808 | |
809 | extern int inet6_opt_next(void *, socklen_t, int, uint8_t *, |
810 | socklen_t *, void **); |
811 | extern int inet6_opt_find(void *, socklen_t, int, uint8_t, |
812 | socklen_t *, void **); |
813 | extern int inet6_opt_get_val(void *, int, void *, socklen_t); |
814 | extern socklen_t inet6_rth_space(int, int); |
815 | extern void *inet6_rth_init(void *, socklen_t, int, int); |
816 | extern int inet6_rth_add(void *, const struct in6_addr *); |
817 | extern int inet6_rth_reverse(const void *, void *); |
818 | extern int inet6_rth_segments(const void *); |
819 | extern struct in6_addr *inet6_rth_getaddr(const void *, int); |
820 | __END_DECLS |
821 | #endif /* _NETBSD_SOURCE */ |
822 | |
823 | #if defined(_KERNEL) || defined(_TEST) |
824 | int in6_print(char *, size_t, const struct in6_addr *); |
825 | #define IN6_PRINT(b, a) (in6_print((b), sizeof(b), (a)), (b)) |
826 | int sin6_print(char *, size_t, const void *); |
827 | #endif |
828 | |
829 | #endif /* !_NETINET6_IN6_H_ */ |
830 | |