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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [net/] [bsd_tcpip/] [v2_0/] [include/] [netinet6/] [in6.h] - Blame information for rev 27

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//==========================================================================
2 
//
3 
//      include/netinet6/in6.h
4 
//
5 
//==========================================================================
6 
//####BSDCOPYRIGHTBEGIN####
7 
//
8 
// -------------------------------------------
9 
//
10 
// Portions of this software may have been derived from OpenBSD,
11 
// FreeBSD or other sources, and are covered by the appropriate
12 
// copyright disclaimers included herein.
13 
//
14 
// Portions created by Red Hat are
15 
// Copyright (C) 2002 Red Hat, Inc. All Rights Reserved.
16 
//
17 
// -------------------------------------------
18 
//
19 
//####BSDCOPYRIGHTEND####
20 
//==========================================================================
21 
 
22 
/*      $KAME: in6.h,v 1.115 2002/01/02 06:43:13 jinmei Exp $   */
23 
 
24 
/*
25 
 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
26 
 * All rights reserved.
27 
 *
28 
 * Redistribution and use in source and binary forms, with or without
29 
 * modification, are permitted provided that the following conditions
30 
 * are met:
31 
 * 1. Redistributions of source code must retain the above copyright
32 
 *    notice, this list of conditions and the following disclaimer.
33 
 * 2. Redistributions in binary form must reproduce the above copyright
34 
 *    notice, this list of conditions and the following disclaimer in the
35 
 *    documentation and/or other materials provided with the distribution.
36 
 * 3. Neither the name of the project nor the names of its contributors
37 
 *    may be used to endorse or promote products derived from this software
38 
 *    without specific prior written permission.
39 
 *
40 
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
41 
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
44 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 
 * SUCH DAMAGE.
51 
 */
52 
 
53 
/*
54 
 * Copyright (c) 1982, 1986, 1990, 1993
55 
 *      The Regents of the University of California.  All rights reserved.
56 
 *
57 
 * Redistribution and use in source and binary forms, with or without
58 
 * modification, are permitted provided that the following conditions
59 
 * are met:
60 
 * 1. Redistributions of source code must retain the above copyright
61 
 *    notice, this list of conditions and the following disclaimer.
62 
 * 2. Redistributions in binary form must reproduce the above copyright
63 
 *    notice, this list of conditions and the following disclaimer in the
64 
 *    documentation and/or other materials provided with the distribution.
65 
 * 3. All advertising materials mentioning features or use of this software
66 
 *    must display the following acknowledgement:
67 
 *      This product includes software developed by the University of
68 
 *      California, Berkeley and its contributors.
69 
 * 4. Neither the name of the University nor the names of its contributors
70 
 *    may be used to endorse or promote products derived from this software
71 
 *    without specific prior written permission.
72 
 *
73 
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
74 
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
75 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
76 
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
77 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
78 
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
79 
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
80 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
81 
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
82 
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
83 
 * SUCH DAMAGE.
84 
 *
85 
 *      @(#)in.h        8.3 (Berkeley) 1/3/94
86 
 */
87 
 
88 
#ifndef __KAME_NETINET_IN_H_INCLUDED_
89 
#error "do not include netinet6/in6.h directly, include netinet/in.h.  see RFC2553"
90 
#endif
91 
 
92 
#ifndef _NETINET6_IN6_H_
93 
#define _NETINET6_IN6_H_
94 
 
95 
/*
96 
 * Identification of the network protocol stack
97 
 * for *BSD-current/release: http://www.kame.net/dev/cvsweb.cgi/kame/COVERAGE
98 
 * has the table of implementation/integration differences.
99 
 */
100 
#define __KAME__
101 
#define __KAME_VERSION          "SNAP 20020107"
102 
 
103 
/*
104 
 * Local port number conventions:
105 
 *
106 
 * Ports < IPPORT_RESERVED are reserved for privileged processes (e.g. root),
107 
 * unless a kernel is compiled with IPNOPRIVPORTS defined.
108 
 *
109 
 * When a user does a bind(2) or connect(2) with a port number of zero,
110 
 * a non-conflicting local port address is chosen.
111 
 *
112 
 * The default range is IPPORT_ANONMIN to IPPORT_ANONMAX, although
113 
 * that is settable by sysctl(3); net.inet.ip.anonportmin and
114 
 * net.inet.ip.anonportmax respectively.
115 
 *
116 
 * A user may set the IPPROTO_IP option IP_PORTRANGE to change this
117 
 * default assignment range.
118 
 *
119 
 * The value IP_PORTRANGE_DEFAULT causes the default behavior.
120 
 *
121 
 * The value IP_PORTRANGE_HIGH is the same as IP_PORTRANGE_DEFAULT,
122 
 * and exists only for FreeBSD compatibility purposes.
123 
 *
124 
 * The value IP_PORTRANGE_LOW changes the range to the "low" are
125 
 * that is (by convention) restricted to privileged processes.
126 
 * This convention is based on "vouchsafe" principles only.
127 
 * It is only secure if you trust the remote host to restrict these ports.
128 
 * The range is IPPORT_RESERVEDMIN to IPPORT_RESERVEDMAX.
129 
 */
130 
 
131 
#define IPV6PORT_RESERVED       1024
132 
#define IPV6PORT_ANONMIN        49152
133 
#define IPV6PORT_ANONMAX        65535
134 
#define IPV6PORT_RESERVEDMIN    600
135 
#define IPV6PORT_RESERVEDMAX    (IPV6PORT_RESERVED-1)
136 
 
137 
/*
138 
 * IPv6 address
139 
 */
140 
struct in6_addr {
141 
        union {
142 
                u_int8_t   __u6_addr8[16];
143 
                u_int16_t  __u6_addr16[8];
144 
                u_int32_t  __u6_addr32[4];
145 
        } __u6_addr;                    /* 128-bit IP6 address */
146 
};
147 
 
148 
#define s6_addr   __u6_addr.__u6_addr8
149 
#ifdef _KERNEL  /* XXX nonstandard */
150 
#define s6_addr8  __u6_addr.__u6_addr8
151 
#define s6_addr16 __u6_addr.__u6_addr16
152 
#define s6_addr32 __u6_addr.__u6_addr32
153 
#endif
154 
 
155 
#define INET6_ADDRSTRLEN        46
156 
 
157 
/*
158 
 * Socket address for IPv6
159 
 */
160 
#ifndef _XOPEN_SOURCE
161 
#define SIN6_LEN
162 
#endif
163 
struct sockaddr_in6 {
164 
        u_int8_t        sin6_len;       /* length of this struct(sa_family_t)*/
165 
        u_int8_t        sin6_family;    /* AF_INET6 (sa_family_t) */
166 
        u_int16_t       sin6_port;      /* Transport layer port # (in_port_t)*/
167 
        u_int32_t       sin6_flowinfo;  /* IP6 flow information */
168 
        struct in6_addr sin6_addr;      /* IP6 address */
169 
        u_int32_t       sin6_scope_id;  /* scope zone index */
170 
};
171 
 
172 
/*
173 
 * Local definition for masks
174 
 */
175 
#ifdef _KERNEL  /* XXX nonstandard */
176 
#define IN6MASK0        {{{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }}}
177 
#define IN6MASK32       {{{ 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, \
178 
                            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
179 
#define IN6MASK64       {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
180 
                            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
181 
#define IN6MASK96       {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
182 
                            0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 }}}
183 
#define IN6MASK128      {{{ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, \
184 
                            0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }}}
185 
#endif
186 
 
187 
#ifdef _KERNEL
188 
extern const struct sockaddr_in6 sa6_any;
189 
 
190 
extern const struct in6_addr in6mask0;
191 
extern const struct in6_addr in6mask32;
192 
extern const struct in6_addr in6mask64;
193 
extern const struct in6_addr in6mask96;
194 
extern const struct in6_addr in6mask128;
195 
#endif /* _KERNEL */
196 
 
197 
/*
198 
 * Macros started with IPV6_ADDR is KAME local
199 
 */
200 
#ifdef _KERNEL  /* XXX nonstandard */
201 
#if BYTE_ORDER == BIG_ENDIAN
202 
#define IPV6_ADDR_INT32_ONE     1
203 
#define IPV6_ADDR_INT32_TWO     2
204 
#define IPV6_ADDR_INT32_MNL     0xff010000
205 
#define IPV6_ADDR_INT32_MLL     0xff020000
206 
#define IPV6_ADDR_INT32_SMP     0x0000ffff
207 
#define IPV6_ADDR_INT16_ULL     0xfe80
208 
#define IPV6_ADDR_INT16_USL     0xfec0
209 
#define IPV6_ADDR_INT16_MLL     0xff02
210 
#elif BYTE_ORDER == LITTLE_ENDIAN
211 
#define IPV6_ADDR_INT32_ONE     0x01000000
212 
#define IPV6_ADDR_INT32_TWO     0x02000000
213 
#define IPV6_ADDR_INT32_MNL     0x000001ff
214 
#define IPV6_ADDR_INT32_MLL     0x000002ff
215 
#define IPV6_ADDR_INT32_SMP     0xffff0000
216 
#define IPV6_ADDR_INT16_ULL     0x80fe
217 
#define IPV6_ADDR_INT16_USL     0xc0fe
218 
#define IPV6_ADDR_INT16_MLL     0x02ff
219 
#endif
220 
#endif
221 
 
222 
/*
223 
 * Definition of some useful macros to handle IP6 addresses
224 
 */
225 
#define IN6ADDR_ANY_INIT \
226 
        {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
227 
            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }}}
228 
#define IN6ADDR_LOOPBACK_INIT \
229 
        {{{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
230 
            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
231 
#define IN6ADDR_NODELOCAL_ALLNODES_INIT \
232 
        {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
233 
            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
234 
#define IN6ADDR_INTFACELOCAL_ALLNODES_INIT \
235 
        {{{ 0xff, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
236 
            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
237 
#define IN6ADDR_LINKLOCAL_ALLNODES_INIT \
238 
        {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
239 
            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 }}}
240 
#define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \
241 
        {{{ 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
242 
            0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02 }}}
243 
 
244 
extern const struct in6_addr in6addr_any;
245 
extern const struct in6_addr in6addr_loopback;
246 
extern const struct in6_addr in6addr_nodelocal_allnodes;
247 
extern const struct in6_addr in6addr_linklocal_allnodes;
248 
extern const struct in6_addr in6addr_linklocal_allrouters;
249 
 
250 
/*
251 
 * Equality
252 
 * NOTE: Some of kernel programming environment (for example, openbsd/sparc)
253 
 * does not supply memcmp().  For userland memcmp() is preferred as it is
254 
 * in ANSI standard.
255 
 */
256 
#ifdef _KERNEL
257 
#define IN6_ARE_ADDR_EQUAL(a, b)                        \
258 
    (bcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)
259 
#else
260 
#define IN6_ARE_ADDR_EQUAL(a, b)                        \
261 
    (memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0)
262 
#endif
263 
 
264 
#ifdef _KERNEL                  /* non standard */
265 
/* see if two addresses are equal in a scope-conscious manner. */
266 
#define SA6_ARE_ADDR_EQUAL(a, b) \
267 
        (((a)->sin6_scope_id == 0 || (b)->sin6_scope_id == 0 || \
268 
          ((a)->sin6_scope_id == (b)->sin6_scope_id)) && \
269 
         (bcmp(&(a)->sin6_addr, &(b)->sin6_addr, sizeof(struct in6_addr)) == 0))
270 
#endif
271 
 
272 
/*
273 
 * Unspecified
274 
 */
275 
#define IN6_IS_ADDR_UNSPECIFIED(a)      \
276 
        ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) &&   \
277 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) &&  \
278 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) &&  \
279 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == 0))
280 
 
281 
/*
282 
 * Loopback
283 
 */
284 
#define IN6_IS_ADDR_LOOPBACK(a)         \
285 
        ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) &&   \
286 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) &&  \
287 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) &&  \
288 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) == ntohl(1)))
289 
 
290 
/*
291 
 * IPv4 compatible
292 
 */
293 
#define IN6_IS_ADDR_V4COMPAT(a)         \
294 
        ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) &&   \
295 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) &&  \
296 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == 0) &&  \
297 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != 0) && \
298 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[12]) != ntohl(1)))
299 
 
300 
/*
301 
 * Mapped
302 
 */
303 
#define IN6_IS_ADDR_V4MAPPED(a)               \
304 
        ((*(const u_int32_t *)(const void *)(&(a)->s6_addr[0]) == 0) &&   \
305 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[4]) == 0) &&  \
306 
         (*(const u_int32_t *)(const void *)(&(a)->s6_addr[8]) == ntohl(0x0000ffff)))
307 
 
308 
/*
309 
 * KAME Scope Values
310 
 */
311 
 
312 
#ifdef _KERNEL  /* XXX nonstandard */
313 
#define IPV6_ADDR_SCOPE_NODELOCAL       0x01
314 
#define IPV6_ADDR_SCOPE_INTFACELOCAL    0x01
315 
#define IPV6_ADDR_SCOPE_LINKLOCAL       0x02
316 
#define IPV6_ADDR_SCOPE_SITELOCAL       0x05
317 
#define IPV6_ADDR_SCOPE_ORGLOCAL        0x08    /* just used in this file */
318 
#define IPV6_ADDR_SCOPE_GLOBAL          0x0e
319 
#else
320 
#define __IPV6_ADDR_SCOPE_NODELOCAL     0x01
321 
#define __IPV6_ADDR_SCOPE_INTFACELOCAL  0x01
322 
#define __IPV6_ADDR_SCOPE_LINKLOCAL     0x02
323 
#define __IPV6_ADDR_SCOPE_SITELOCAL     0x05
324 
#define __IPV6_ADDR_SCOPE_ORGLOCAL      0x08    /* just used in this file */
325 
#define __IPV6_ADDR_SCOPE_GLOBAL        0x0e
326 
#endif
327 
 
328 
/*
329 
 * Unicast Scope
330 
 * Note that we must check topmost 10 bits only, not 16 bits (see RFC2373).
331 
 */
332 
#define IN6_IS_ADDR_LINKLOCAL(a)        \
333 
        (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80))
334 
#define IN6_IS_ADDR_SITELOCAL(a)        \
335 
        (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0xc0))
336 
 
337 
/*
338 
 * Multicast
339 
 */
340 
#define IN6_IS_ADDR_MULTICAST(a)        ((a)->s6_addr[0] == 0xff)
341 
 
342 
#ifdef _KERNEL  /* XXX nonstandard */
343 
#define IPV6_ADDR_MC_SCOPE(a)           ((a)->s6_addr[1] & 0x0f)
344 
#else
345 
#define __IPV6_ADDR_MC_SCOPE(a)         ((a)->s6_addr[1] & 0x0f)
346 
#endif
347 
 
348 
/*
349 
 * Multicast Scope
350 
 */
351 
#ifdef _KERNEL  /* refers nonstandard items */
352 
#define IN6_IS_ADDR_MC_NODELOCAL(a)     \
353 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
354 
         (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_NODELOCAL))
355 
#define IN6_IS_ADDR_MC_INTFACELOCAL(a)  \
356 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
357 
         (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_INTFACELOCAL))
358 
#define IN6_IS_ADDR_MC_LINKLOCAL(a)     \
359 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
360 
         (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_LINKLOCAL))
361 
#define IN6_IS_ADDR_MC_SITELOCAL(a)     \
362 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
363 
         (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_SITELOCAL))
364 
#define IN6_IS_ADDR_MC_ORGLOCAL(a)      \
365 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
366 
         (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_ORGLOCAL))
367 
#define IN6_IS_ADDR_MC_GLOBAL(a)        \
368 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
369 
         (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_GLOBAL))
370 
#else
371 
#define IN6_IS_ADDR_MC_NODELOCAL(a)     \
372 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
373 
         (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_NODELOCAL))
374 
#define IN6_IS_ADDR_MC_LINKLOCAL(a)     \
375 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
376 
         (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_LINKLOCAL))
377 
#define IN6_IS_ADDR_MC_SITELOCAL(a)     \
378 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
379 
         (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_SITELOCAL))
380 
#define IN6_IS_ADDR_MC_ORGLOCAL(a)      \
381 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
382 
         (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_ORGLOCAL))
383 
#define IN6_IS_ADDR_MC_GLOBAL(a)        \
384 
        (IN6_IS_ADDR_MULTICAST(a) &&    \
385 
         (__IPV6_ADDR_MC_SCOPE(a) == __IPV6_ADDR_SCOPE_GLOBAL))
386 
#endif
387 
 
388 
#ifdef _KERNEL  /* nonstandard */
389 
/*
390 
 * KAME Scope
391 
 */
392 
#define IN6_IS_SCOPE_LINKLOCAL(a)       \
393 
        ((IN6_IS_ADDR_LINKLOCAL(a)) ||  \
394 
         (IN6_IS_ADDR_MC_LINKLOCAL(a)))
395 
 
396 
#if (defined(__FreeBSD__) && __FreeBSD__ >= 3)
397 
#define IFA6_IS_DEPRECATED(a) \
398 
        ((a)->ia6_lifetime.ia6t_pltime != ND6_INFINITE_LIFETIME && \
399 
         (u_int32_t)((time_second - (a)->ia6_updatetime)) > \
400 
         (a)->ia6_lifetime.ia6t_pltime)
401 
#define IFA6_IS_INVALID(a) \
402 
        ((a)->ia6_lifetime.ia6t_vltime != ND6_INFINITE_LIFETIME && \
403 
         (u_int32_t)((time_second - (a)->ia6_updatetime)) > \
404 
         (a)->ia6_lifetime.ia6t_vltime)
405 
#else
406 
#define IFA6_IS_DEPRECATED(a) \
407 
        ((a)->ia6_lifetime.ia6t_pltime != ND6_INFINITE_LIFETIME && \
408 
         (u_int32_t)((time.tv_sec - (a)->ia6_updatetime)) > \
409 
         (a)->ia6_lifetime.ia6t_pltime)
410 
#define IFA6_IS_INVALID(a) \
411 
        ((a)->ia6_lifetime.ia6t_vltime != ND6_INFINITE_LIFETIME && \
412 
         (u_int32_t)((time.tv_sec - (a)->ia6_updatetime)) > \
413 
         (a)->ia6_lifetime.ia6t_vltime)
414 
#endif
415 
#endif /* _KERNEL */
416 
 
417 
/*
418 
 * IP6 route structure
419 
 */
420 
#if !defined(__NetBSD__) && !defined(__OpenBSD__) && !defined(__FreeBSD__)
421 
#ifndef _XOPEN_SOURCE
422 
#ifndef NEW_STRUCT_ROUTE
423 
struct route_in6 {
424 
        struct  rtentry *ro_rt;
425 
        struct  sockaddr_in6 ro_dst;
426 
};
427 
#endif /* !NEW_STRUCT_ROUTE */
428 
#endif
429 
#endif
430 
 
431 
/*
432 
 * Options for use with [gs]etsockopt at the IPV6 level.
433 
 * First word of comment is data type; bool is stored in int.
434 
 */
435 
/* no hdrincl */
436 
#if 0 /* the followings are relic in IPv4 and hence are disabled */
437 
#define IPV6_OPTIONS            1  /* buf/ip6_opts; set/get IP6 options */
438 
#define IPV6_RECVOPTS           5  /* bool; receive all IP6 opts w/dgram */
439 
#define IPV6_RECVRETOPTS        6  /* bool; receive IP6 opts for response */
440 
#define IPV6_RECVDSTADDR        7  /* bool; receive IP6 dst addr w/dgram */
441 
#define IPV6_RETOPTS            8  /* ip6_opts; set/get IP6 options */
442 
#endif
443 
#define IPV6_SOCKOPT_RESERVED1  3  /* reserved for future use */
444 
#define IPV6_UNICAST_HOPS       4  /* int; IP6 hops */
445 
#define IPV6_MULTICAST_IF       9  /* u_int; set/get IP6 multicast i/f */
446 
#define IPV6_MULTICAST_HOPS     10 /* int; set/get IP6 multicast hops */
447 
#define IPV6_MULTICAST_LOOP     11 /* u_int; set/get IP6 multicast loopback */
448 
#define IPV6_JOIN_GROUP         12 /* ip6_mreq; join a group membership */
449 
#define IPV6_LEAVE_GROUP        13 /* ip6_mreq; leave a group membership */
450 
#define IPV6_PORTRANGE          14 /* int; range to choose for unspec port */
451 
#define ICMP6_FILTER            18 /* icmp6_filter; icmp6 filter */
452 
/* RFC2292 options */
453 
#ifdef _KERNEL
454 
#define IPV6_2292PKTINFO        19 /* bool; send/recv if, src/dst addr */
455 
#define IPV6_2292HOPLIMIT       20 /* bool; hop limit */
456 
#define IPV6_2292NEXTHOP        21 /* bool; next hop addr */
457 
#define IPV6_2292HOPOPTS        22 /* bool; hop-by-hop option */
458 
#define IPV6_2292DSTOPTS        23 /* bool; destinaion option */
459 
#define IPV6_2292RTHDR          24 /* bool; routing header */
460 
#define IPV6_2292PKTOPTIONS     25 /* buf/cmsghdr; set/get IPv6 options */
461 
#endif
462 
 
463 
#define IPV6_CHECKSUM           26 /* int; checksum offset for raw socket */
464 
#define IPV6_V6ONLY             27 /* bool; make AF_INET6 sockets v6 only */
465 
#ifndef _KERNEL
466 
#define IPV6_BINDV6ONLY         IPV6_V6ONLY
467 
#endif
468 
 
469 
#if 1 /* IPSEC */
470 
#define IPV6_IPSEC_POLICY       28 /* struct; get/set security policy */
471 
#endif
472 
#define IPV6_FAITH              29 /* bool; accept FAITH'ed connections */
473 
 
474 
#if 1 /* IPV6FIREWALL */
475 
#define IPV6_FW_ADD             30 /* add a firewall rule to chain */
476 
#define IPV6_FW_DEL             31 /* delete a firewall rule from chain */
477 
#define IPV6_FW_FLUSH           32 /* flush firewall rule chain */
478 
#define IPV6_FW_ZERO            33 /* clear single/all firewall counter(s) */
479 
#define IPV6_FW_GET             34 /* get entire firewall rule chain */
480 
#endif
481 
 
482 
/* new socket options introduced in RFC2292bis */
483 
#define IPV6_RTHDRDSTOPTS       35 /* ip6_dest; send dst option before rthdr */
484 
 
485 
#define IPV6_RECVPKTINFO        36 /* bool; recv if, dst addr */
486 
#define IPV6_RECVHOPLIMIT       37 /* bool; recv hop limit */
487 
#define IPV6_RECVRTHDR          38 /* bool; recv routing header */
488 
#define IPV6_RECVHOPOPTS        39 /* bool; recv hop-by-hop option */
489 
#define IPV6_RECVDSTOPTS        40 /* bool; recv dst option after rthdr */
490 
#ifdef _KERNEL
491 
#define IPV6_RECVRTHDRDSTOPTS   41 /* bool; recv dst option before rthdr */
492 
#endif
493 
 
494 
#define IPV6_USE_MIN_MTU        42 /* bool; send packets at the minimum MTU */
495 
#define IPV6_RECVPATHMTU        43 /* bool; notify an according MTU */
496 
 
497 
#define IPV6_PATHMTU            44 /* mtuinfo; get the current path MTU (sopt),
498 
                                      4 bytes int; MTU notification (cmsg) */
499 
#define IPV6_REACHCONF          45 /* no data; ND reachability confirm
500 
                                      (cmsg only) */
501 
 
502 
/* more new socket options introduced in RFC2292bis */
503 
#define IPV6_PKTINFO            46 /* in6_pktinfo; send if, src addr */
504 
#define IPV6_HOPLIMIT           47 /* int; send hop limit */
505 
#define IPV6_NEXTHOP            48 /* sockaddr; next hop addr */
506 
#define IPV6_HOPOPTS            49 /* ip6_hbh; send hop-by-hop option */
507 
#define IPV6_DSTOPTS            50 /* ip6_dest; send dst option befor rthdr */
508 
#define IPV6_RTHDR              51 /* ip6_rthdr; send routing header */
509 
#if 0
510 
#define IPV6_PKTOPTIONS         52 /* buf/cmsghdr; set/get IPv6 options */
511 
                                   /* obsoleted by 2292bis */
512 
#endif
513 
 
514 
#ifdef __OpenBSD__
515 
#define IPV6_AUTH_LEVEL         53   /* int; authentication used */
516 
#define IPV6_ESP_TRANS_LEVEL    54   /* int; transport encryption */
517 
#define IPV6_ESP_NETWORK_LEVEL  55   /* int; full-packet encryption */
518 
#define IPSEC6_OUTSA            56   /* set the outbound SA for a socket */
519 
#endif
520 
 
521 
#define IPV6_RECVTCLASS         57 /* bool; recv traffic class values */
522 
#ifdef _KERNEL
523 
#define IPV6_OTCLASS            58 /* u_int8_t; send traffic class value */
524 
#endif
525 
#define IPV6_AUTOFLOWLABEL      59 /* bool; attach flowlabel automagically */
526 
 
527 
#ifdef __OpenBSD__
528 
#define IPV6_IPCOMP_LEVEL       60   /* int; compression */
529 
#endif
530 
 
531 
#define IPV6_TCLASS             61 /* int; send traffic class value */
532 
#define IPV6_DONTFRAG           62 /* bool; disable IPv6 fragmentation */
533 
 
534 
/* to define items, should talk with KAME guys first, for *BSD compatibility */
535 
 
536 
#define IPV6_RTHDR_LOOSE     0 /* this hop need not be a neighbor. XXX old spec */
537 
#define IPV6_RTHDR_STRICT    1 /* this hop must be a neighbor. XXX old spec */
538 
#define IPV6_RTHDR_TYPE_0    0 /* IPv6 routing header type 0 */
539 
 
540 
/*
541 
 * Defaults and limits for options
542 
 */
543 
#define IPV6_DEFAULT_MULTICAST_HOPS 1   /* normally limit m'casts to 1 hop */
544 
#define IPV6_DEFAULT_MULTICAST_LOOP 1   /* normally hear sends if a member */
545 
 
546 
/*
547 
 * Argument structure for IPV6_JOIN_GROUP and IPV6_LEAVE_GROUP.
548 
 */
549 
struct ipv6_mreq {
550 
        struct in6_addr ipv6mr_multiaddr;
551 
        unsigned int    ipv6mr_interface;
552 
};
553 
 
554 
/*
555 
 * IPV6_PKTINFO: Packet information(RFC2292 sec 5)
556 
 */
557 
struct in6_pktinfo {
558 
        struct in6_addr ipi6_addr;      /* src/dst IPv6 address */
559 
        unsigned int    ipi6_ifindex;   /* send/recv interface index */
560 
};
561 
 
562 
/*
563 
 * Control structure for IPV6_RECVPATHMTU socket option.
564 
 * Note that this structure is not fully conformant to rfc2292bis-02.
565 
 * However, since how to tell the destination of the path (or the path itself)
566 
 * to the application is not determined, we use our original structure.
567 
 */
568 
struct ip6_mtuinfo {
569 
        struct sockaddr_in6 ip6m_addr;  /* or sockaddr_storage? */
570 
        u_int32_t ip6m_mtu;
571 
};
572 
 
573 
/*
574 
 * Argument for IPV6_PORTRANGE:
575 
 * - which range to search when port is unspecified at bind() or connect()
576 
 */
577 
#define IPV6_PORTRANGE_DEFAULT  0        /* default range */
578 
#define IPV6_PORTRANGE_HIGH     1       /* "high" - request firewall bypass */
579 
#define IPV6_PORTRANGE_LOW      2       /* "low" - vouchsafe security */
580 
 
581 
#ifndef _XOPEN_SOURCE
582 
/*
583 
 * Definitions for inet6 sysctl operations.
584 
 *
585 
 * Third level is protocol number.
586 
 * Fourth level is desired variable within that protocol.
587 
 */
588 
#define IPV6PROTO_MAXID (IPPROTO_PIM + 1)       /* don't list to IPV6PROTO_MAX */
589 
 
590 
#define CTL_IPV6PROTO_NAMES { \
591 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
592 
        { 0, 0 }, \
593 
        { "tcp6", CTLTYPE_NODE }, \
594 
        { 0, 0 }, \
595 
        { 0, 0 }, \
596 
        { 0, 0 }, \
597 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
598 
        { 0, 0 }, \
599 
        { 0, 0 }, \
600 
        { "udp6", CTLTYPE_NODE }, \
601 
        { 0, 0 }, \
602 
        { 0, 0 }, \
603 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
604 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
605 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
606 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
607 
        { 0, 0 }, \
608 
        { "ip6", CTLTYPE_NODE }, \
609 
        { 0, 0 }, \
610 
        { 0, 0 }, \
611 
        { 0, 0 }, \
612 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
613 
        { 0, 0 }, \
614 
        { "ipsec6", CTLTYPE_NODE }, \
615 
        { 0, 0 }, \
616 
        { 0, 0 }, \
617 
        { 0, 0 }, \
618 
        { 0, 0 }, \
619 
        { 0, 0 }, \
620 
        { 0, 0 }, \
621 
        { "icmp6", CTLTYPE_NODE }, \
622 
        { 0, 0 }, \
623 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
624 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
625 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
626 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
627 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
628 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
629 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
630 
        { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, \
631 
        { 0, 0 }, \
632 
        { 0, 0 }, \
633 
        { 0, 0 }, \
634 
        { "pim6", CTLTYPE_NODE }, \
635 
}
636 
 
637 
/*
638 
 * Names for IP sysctl objects
639 
 */
640 
#define IPV6CTL_FORWARDING      1       /* act as router */
641 
#define IPV6CTL_SENDREDIRECTS   2       /* may send redirects when forwarding*/
642 
#define IPV6CTL_DEFHLIM         3       /* default Hop-Limit */
643 
#ifdef notyet
644 
#define IPV6CTL_DEFMTU          4       /* default MTU */
645 
#endif
646 
#define IPV6CTL_FORWSRCRT       5       /* forward source-routed dgrams */
647 
#define IPV6CTL_STATS           6       /* stats */
648 
#define IPV6CTL_MRTSTATS        7       /* multicast forwarding stats */
649 
#define IPV6CTL_MRTPROTO        8       /* multicast routing protocol */
650 
#define IPV6CTL_MAXFRAGPACKETS  9       /* max packets reassembly queue */
651 
#define IPV6CTL_SOURCECHECK     10      /* verify source route and intf */
652 
#define IPV6CTL_SOURCECHECK_LOGINT 11   /* minimume logging interval */
653 
#define IPV6CTL_ACCEPT_RTADV    12
654 
#define IPV6CTL_KEEPFAITH       13
655 
#define IPV6CTL_LOG_INTERVAL    14
656 
#define IPV6CTL_HDRNESTLIMIT    15
657 
#define IPV6CTL_DAD_COUNT       16
658 
#define IPV6CTL_AUTO_FLOWLABEL  17
659 
#define IPV6CTL_DEFMCASTHLIM    18
660 
#define IPV6CTL_GIF_HLIM        19      /* default HLIM for gif encap packet */
661 
#define IPV6CTL_KAME_VERSION    20
662 
#define IPV6CTL_USE_DEPRECATED  21      /* use deprecated addr (RFC2462 5.5.4) */
663 
#define IPV6CTL_RR_PRUNE        22      /* walk timer for router renumbering */
664 
#if 0   /* obsolete */
665 
#define IPV6CTL_MAPPED_ADDR     23
666 
#endif
667 
#define IPV6CTL_V6ONLY          24
668 
#ifdef __FreeBSD__
669 
#define IPV6CTL_RTEXPIRE        25      /* cloned route expiration time */
670 
#define IPV6CTL_RTMINEXPIRE     26      /* min value for expiration time */
671 
#define IPV6CTL_RTMAXCACHE      27      /* trigger level for dynamic expire */
672 
#endif
673 
#ifdef __NetBSD__
674 
#define IPV6CTL_ANONPORTMIN     28      /* minimum ephemeral port */
675 
#define IPV6CTL_ANONPORTMAX     29      /* maximum ephemeral port */
676 
#define IPV6CTL_LOWPORTMIN      30      /* minimum reserved port */
677 
#define IPV6CTL_LOWPORTMAX      31      /* maximum reserved port */
678 
#endif
679 
#define IPV6CTL_USETEMPADDR     32      /* use temporary addresses for
680 
                                           privacy extension */
681 
#define IPV6CTL_TEMPPLTIME      33      /* preferred lifetime for tmpaddrs */
682 
#define IPV6CTL_TEMPVLTIME      34      /* valid lifetime for tmpaddrs */
683 
#define IPV6CTL_AUTO_LINKLOCAL  35      /* automatic link-local addr assign */
684 
#define IPV6CTL_RIP6STATS       36      /* raw_ip6 stats */
685 
#define IPV6CTL_PREFER_TEMPADDR 37      /* prefer temporary addr as src */
686 
#define IPV6CTL_ADDRCTLPOLICY   38      /* get/set address selection policy */
687 
#define IPV6CTL_USE_DEFAULTZONE 39      /* use default scope zone */
688 
 
689 
/* New entries should be added here from current IPV6CTL_MAXID value. */
690 
/* to define items, should talk with KAME guys first, for *BSD compatibility */
691 
#define IPV6CTL_MAXID           40
692 
 
693 
#ifdef IPV6CTL_RTEXPIRE
694 
#define __IPV6CTL_NAMES_RTEXPIRE        "rtexpire"
695 
#define __IPV6CTL_TYPE_RTEXPIRE         CTLTYPE_INT
696 
#define __IPV6CTL_VARS_RTEXPIRE         0        /* &rtq_reallyold */
697 
#else
698 
#define __IPV6CTL_NAMES_RTEXPIRE        0
699 
#define __IPV6CTL_TYPE_RTEXPIRE         0
700 
#define __IPV6CTL_VARS_RTEXPIRE         0
701 
#endif
702 
 
703 
#ifdef IPV6CTL_RTMINEXPIRE
704 
#define __IPV6CTL_NAMES_RTMINEXPIRE     "minexpire"
705 
#define __IPV6CTL_TYPE_RTMINEXPIRE      CTLTYPE_INT
706 
#define __IPV6CTL_VARS_RTMINEXPIRE      0        /* &rtq_minreallyold */
707 
#else
708 
#define __IPV6CTL_NAMES_RTMINEXPIRE     0
709 
#define __IPV6CTL_TYPE_RTMINEXPIRE      0
710 
#define __IPV6CTL_VARS_RTMINEXPIRE      0
711 
#endif
712 
 
713 
#ifdef IPV6CTL_RTMAXCACHE
714 
#define __IPV6CTL_NAMES_RTMAXCACHE      "maxcache"
715 
#define __IPV6CTL_TYPE_RTMAXCACHE       CTLTYPE_INT
716 
#define __IPV6CTL_VARS_RTMAXCACHE       0        /* &rtq_toomany */
717 
#else
718 
#define __IPV6CTL_NAMES_RTMAXCACHE      0
719 
#define __IPV6CTL_TYPE_RTMAXCACHE       0
720 
#define __IPV6CTL_VARS_RTMAXCACHE       0
721 
#endif
722 
 
723 
#ifdef IPV6CTL_ANONPORTMIN
724 
#define __IPV6CTL_NAMES_ANONPORTMIN     "anonportmin"
725 
#define __IPV6CTL_TYPE_ANONPORTMIN      CTLTYPE_INT
726 
#define __IPV6CTL_VARS_ANONPORTMIN      0
727 
#else
728 
#define __IPV6CTL_NAMES_ANONPORTMIN     0
729 
#define __IPV6CTL_TYPE_ANONPORTMIN      0
730 
#define __IPV6CTL_VARS_ANONPORTMIN      0
731 
#endif
732 
 
733 
#ifdef IPV6CTL_ANONPORTMAX
734 
#define __IPV6CTL_NAMES_ANONPORTMAX     "anonportmax"
735 
#define __IPV6CTL_TYPE_ANONPORTMAX      CTLTYPE_INT
736 
#define __IPV6CTL_VARS_ANONPORTMAX      0
737 
#else
738 
#define __IPV6CTL_NAMES_ANONPORTMAX     0
739 
#define __IPV6CTL_TYPE_ANONPORTMAX      0
740 
#define __IPV6CTL_VARS_ANONPORTMAX      0
741 
#endif
742 
 
743 
#ifdef IPV6CTL_LOWPORTMIN
744 
#define __IPV6CTL_NAMES_LOWPORTMIN      "lowportmin"
745 
#define __IPV6CTL_TYPE_LOWPORTMIN       CTLTYPE_INT
746 
#define __IPV6CTL_VARS_LOWPORTMIN       0
747 
#else
748 
#define __IPV6CTL_NAMES_LOWPORTMIN      0
749 
#define __IPV6CTL_TYPE_LOWPORTMIN       0
750 
#define __IPV6CTL_VARS_LOWPORTMIN       0
751 
#endif
752 
 
753 
#ifdef IPV6CTL_LOWPORTMAX
754 
#define __IPV6CTL_NAMES_LOWPORTMAX      "lowportmax"
755 
#define __IPV6CTL_TYPE_LOWPORTMAX       CTLTYPE_INT
756 
#define __IPV6CTL_VARS_LOWPORTMAX       0
757 
#else
758 
#define __IPV6CTL_NAMES_LOWPORTMAX      0
759 
#define __IPV6CTL_TYPE_LOWPORTMAX       0
760 
#define __IPV6CTL_VARS_LOWPORTMAX       0
761 
#endif
762 
 
763 
 
764 
#define IPV6CTL_NAMES { \
765 
        { 0, 0 }, \
766 
        { "forwarding", CTLTYPE_INT }, \
767 
        { "redirect", CTLTYPE_INT }, \
768 
        { "hlim", CTLTYPE_INT }, \
769 
        { "mtu", CTLTYPE_INT }, \
770 
        { "forwsrcrt", CTLTYPE_INT }, \
771 
        { 0, 0 }, \
772 
        { 0, 0 }, \
773 
        { "mrtproto", CTLTYPE_INT }, \
774 
        { "maxfragpackets", CTLTYPE_INT }, \
775 
        { "sourcecheck", CTLTYPE_INT }, \
776 
        { "sourcecheck_logint", CTLTYPE_INT }, \
777 
        { "accept_rtadv", CTLTYPE_INT }, \
778 
        { "keepfaith", CTLTYPE_INT }, \
779 
        { "log_interval", CTLTYPE_INT }, \
780 
        { "hdrnestlimit", CTLTYPE_INT }, \
781 
        { "dad_count", CTLTYPE_INT }, \
782 
        { "auto_flowlabel", CTLTYPE_INT }, \
783 
        { "defmcasthlim", CTLTYPE_INT }, \
784 
        { "gifhlim", CTLTYPE_INT }, \
785 
        { "kame_version", CTLTYPE_STRING }, \
786 
        { "use_deprecated", CTLTYPE_INT }, \
787 
        { "rr_prune", CTLTYPE_INT }, \
788 
        { 0, 0 }, \
789 
        { "v6only", CTLTYPE_INT }, \
790 
        { __IPV6CTL_NAMES_RTEXPIRE, __IPV6CTL_TYPE_RTEXPIRE }, \
791 
        { __IPV6CTL_NAMES_RTMINEXPIRE, __IPV6CTL_TYPE_RTMINEXPIRE }, \
792 
        { __IPV6CTL_NAMES_RTMAXCACHE, __IPV6CTL_TYPE_RTMAXCACHE }, \
793 
        { __IPV6CTL_NAMES_ANONPORTMIN, __IPV6CTL_TYPE_ANONPORTMIN }, \
794 
        { __IPV6CTL_NAMES_ANONPORTMAX, __IPV6CTL_TYPE_ANONPORTMAX }, \
795 
        { __IPV6CTL_NAMES_LOWPORTMIN, __IPV6CTL_TYPE_LOWPORTMIN }, \
796 
        { __IPV6CTL_NAMES_LOWPORTMAX, __IPV6CTL_TYPE_LOWPORTMAX }, \
797 
        { "use_tempaddr", CTLTYPE_INT }, \
798 
        { "temppltime", CTLTYPE_INT }, \
799 
        { "tempvltime", CTLTYPE_INT }, \
800 
        { "auto_linklocal", CTLTYPE_INT }, \
801 
        { 0, 0 }, \
802 
        { "prefer_tempaddr", CTLTYPE_INT }, \
803 
        { 0, 0 }, \
804 
        { "use_defaultzone", CTLTYPE_INT }, \
805 
}
806 
 
807 
#ifdef __bsdi__
808 
#define IPV6CTL_VARS { \
809 
        0, \
810 
        &ip6_forwarding, \
811 
        &ip6_sendredirects, \
812 
        &ip6_defhlim, \
813 
        0, \
814 
        &ip6_forward_srcrt, \
815 
        0, \
816 
        0, \
817 
        0, \
818 
        &ip6_maxfragpackets, \
819 
        &ip6_sourcecheck, \
820 
        &ip6_sourcecheck_interval, \
821 
        &ip6_accept_rtadv, \
822 
        &ip6_keepfaith, \
823 
        &ip6_log_interval, \
824 
        &ip6_hdrnestlimit, \
825 
        &ip6_dad_count, \
826 
        &ip6_auto_flowlabel, \
827 
        &ip6_defmcasthlim, \
828 
        &ip6_gif_hlim, \
829 
        0, \
830 
        &ip6_use_deprecated, \
831 
        &ip6_rr_prune, \
832 
        0, \
833 
        &ip6_v6only, \
834 
        __IPV6CTL_VARS_RTEXPIRE, \
835 
        __IPV6CTL_VARS_RTMINEXPIRE, \
836 
        __IPV6CTL_VARS_RTMAXCACHE, \
837 
        __IPV6CTL_VARS_ANONPORTMIN, \
838 
        __IPV6CTL_VARS_ANONPORTMAX, \
839 
        __IPV6CTL_VARS_LOWPORTMIN, \
840 
        __IPV6CTL_VARS_LOWPORTMAX, \
841 
        &ip6_use_tempaddr, \
842 
        &ip6_temp_preferred_lifetime, \
843 
        &ip6_temp_valid_lifetime, \
844 
        &ip6_auto_linklocal, \
845 
        0, \
846 
        &ip6_prefer_tempaddr, \
847 
        0, \
848 
        &ip6_use_defzone,\
849 
}
850 
#endif
851 
#endif /* !_XOPEN_SOURCE */
852 
 
853 
/*
854 
 * Redefinition of mbuf flags
855 
 */
856 
#define M_AUTHIPHDR     M_PROTO2
857 
#define M_DECRYPTED     M_PROTO3
858 
#define M_LOOP          M_PROTO4
859 
#define M_AUTHIPDGM     M_PROTO5
860 
 
861 
#ifdef _KERNEL
862 
struct cmsghdr;
863 
struct mbuf;
864 
struct ifnet;
865 
 
866 
int     in6_cksum __P((struct mbuf *, u_int8_t, u_int32_t, u_int32_t));
867 
int     in6_localaddr __P((struct in6_addr *));
868 
int     in6_addrscope __P((struct in6_addr *));
869 
struct  in6_ifaddr *in6_ifawithifp __P((struct ifnet *, struct in6_addr *));
870 
extern void in6_if_up __P((struct ifnet *));
871 
struct sockaddr;
872 
 
873 
void    in6_sin6_2_sin __P((struct sockaddr_in *sin,
874 
                            struct sockaddr_in6 *sin6));
875 
void    in6_sin_2_v4mapsin6 __P((struct sockaddr_in *sin,
876 
                                 struct sockaddr_in6 *sin6));
877 
void    in6_sin6_2_sin_in_sock __P((struct sockaddr *nam));
878 
void    in6_sin_2_v4mapsin6_in_sock __P((struct sockaddr **nam));
879 
extern void addrsel_policy_init __P((void));
880 
 
881 
#define satosin6(sa)    ((struct sockaddr_in6 *)(sa))
882 
#define sin6tosa(sin6)  ((struct sockaddr *)(sin6))
883 
#define ifatoia6(ifa)   ((struct in6_ifaddr *)(ifa))
884 
#endif /* _KERNEL */
885 
 
886 
__BEGIN_DECLS
887 
struct cmsghdr;
888 
 
889 
extern int inet6_option_space __P((int));
890 
extern int inet6_option_init __P((void *, struct cmsghdr **, int));
891 
extern int inet6_option_append __P((struct cmsghdr *, const u_int8_t *,
892 
        int, int));
893 
extern u_int8_t *inet6_option_alloc __P((struct cmsghdr *, int, int, int));
894 
extern int inet6_option_next __P((const struct cmsghdr *, u_int8_t **));
895 
extern int inet6_option_find __P((const struct cmsghdr *, u_int8_t **, int));
896 
 
897 
extern size_t inet6_rthdr_space __P((int, int));
898 
extern struct cmsghdr *inet6_rthdr_init __P((void *, int));
899 
extern int inet6_rthdr_add __P((struct cmsghdr *, const struct in6_addr *,
900 
                unsigned int));
901 
extern int inet6_rthdr_lasthop __P((struct cmsghdr *, unsigned int));
902 
#if 0 /* not implemented yet */
903 
extern int inet6_rthdr_reverse __P((const struct cmsghdr *, struct cmsghdr *));
904 
#endif
905 
extern int inet6_rthdr_segments __P((const struct cmsghdr *));
906 
extern struct in6_addr *inet6_rthdr_getaddr __P((struct cmsghdr *, int));
907 
extern int inet6_rthdr_getflags __P((const struct cmsghdr *, int));
908 
 
909 
extern int inet6_opt_init __P((void *, size_t));
910 
extern int inet6_opt_append __P((void *, size_t, int, u_int8_t,
911 
                                 size_t, u_int8_t, void **));
912 
extern int inet6_opt_finish __P((void *, size_t, int));
913 
extern int inet6_opt_set_val __P((void *, size_t, void *, int));
914 
 
915 
extern int inet6_opt_next __P((void *, size_t, int, u_int8_t *,
916 
                               size_t *, void **));
917 
extern int inet6_opt_find __P((void *, size_t, int, u_int8_t,
918 
                          size_t *, void **));
919 
extern int inet6_opt_get_val __P((void *, size_t, void *, int));
920 
extern size_t inet6_rth_space __P((int, int));
921 
extern void *inet6_rth_init __P((void *, int, int, int));
922 
extern int inet6_rth_add __P((void *, const struct in6_addr *));
923 
extern int inet6_rth_reverse __P((const void *, void *));
924 
extern int inet6_rth_segments __P((const void *));
925 
extern struct in6_addr *inet6_rth_getaddr __P((const void *, int));
926 
 
927 
/* the followings two are experimental.  should not merge them to *BSD. */
928 
struct sockaddr;                /* XXX */
929 
 
930 
extern int addr2scopetype __P((struct sockaddr *));
931 
extern int inet_zoneid __P((int, int, char *, u_int32_t *));
932 
__END_DECLS
933 
 
934 
#endif /* !_NETINET6_IN6_H_ */

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