211 lines
7.7 KiB
C
211 lines
7.7 KiB
C
/* $KAME: common.h,v 1.42 2005/09/16 11:30:13 suz Exp $ */
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/*
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* Copyright (C) 1998 and 1999 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifdef __KAME__
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#define IN6_IFF_INVALID (IN6_IFF_ANYCAST|IN6_IFF_TENTATIVE|\
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IN6_IFF_DUPLICATED|IN6_IFF_DETACHED)
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#else
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#define IN6_IFF_INVALID (0)
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#endif
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#ifdef HAVE_ANSI_FUNC
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#define FNAME __func__
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#elif defined (HAVE_GCC_FUNCTION)
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#define FNAME __FUNCTION__
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#else
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#define FNAME ""
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#endif
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/* XXX: bsdi4 does not have TAILQ_EMPTY */
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#ifndef TAILQ_EMPTY
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#define TAILQ_EMPTY(head) ((head)->tqh_first == NULL)
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#endif
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/* and linux *_FIRST and *_NEXT */
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#ifndef LIST_EMPTY
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#define LIST_EMPTY(head) ((head)->lh_first == NULL)
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#endif
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#ifndef LIST_FIRST
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#define LIST_FIRST(head) ((head)->lh_first)
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#endif
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#ifndef LIST_NEXT
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#define LIST_NEXT(elm, field) ((elm)->field.le_next)
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#endif
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#ifndef LIST_FOREACH
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#define LIST_FOREACH(var, head, field) \
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for ((var) = LIST_FIRST((head)); \
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(var); \
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(var) = LIST_NEXT((var), field))
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#endif
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#ifndef TAILQ_FIRST
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#define TAILQ_FIRST(head) ((head)->tqh_first)
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#endif
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#ifndef TAILQ_LAST
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#define TAILQ_LAST(head, headname) \
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(*(((struct headname *)((head)->tqh_last))->tqh_last))
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#endif
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#ifndef TAILQ_PREV
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#define TAILQ_PREV(elm, headname, field) \
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(*(((struct headname *)((elm)->field.tqe_prev))->tqh_last))
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#endif
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#ifndef TAILQ_NEXT
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#define TAILQ_NEXT(elm, field) ((elm)->field.tqe_next)
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#endif
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#ifndef TAILQ_FOREACH
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#define TAILQ_FOREACH(var, head, field) \
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for ((var) = TAILQ_FIRST((head)); \
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(var); \
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(var) = TAILQ_NEXT((var), field))
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#endif
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#ifdef HAVE_TAILQ_FOREACH_REVERSE_OLD
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#undef TAILQ_FOREACH_REVERSE
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#endif
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#ifndef TAILQ_FOREACH_REVERSE
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#define TAILQ_FOREACH_REVERSE(var, head, headname, field) \
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for ((var) = TAILQ_LAST((head), headname); \
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(var); \
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(var) = TAILQ_PREV((var), headname, field))
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#endif
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#ifndef SO_REUSEPORT
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#define SO_REUSEPORT SO_REUSEADDR
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#endif
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#ifndef CMM_MSG /* Add by HYY: TP-Link COS support, 08Dec11 */
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#define CMM_MSG
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#endif /* CMM_MSG */
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/* dbs: add for build error: invalid application of 'sizeof' to incomplete type 'struct in6_pktinfo' */
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#ifdef IN6_PKTINFO
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/* the definition in netinet/in.h is valid only if _GNU_SOURCE has been defined, but
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* we can not define _GNU_SOURCE because we are using our dprintf function
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*/
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struct in6_pktinfo
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{
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struct in6_addr ipi6_addr; /* src/dst IPv6 address */
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unsigned int ipi6_ifindex; /* send/recv interface index */
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};
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#endif /* IN6_PKTINFO */
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/* add end */
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/* s*_len stuff */
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static __inline u_int8_t
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sysdep_sa_len (const struct sockaddr *sa)
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{
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#ifndef HAVE_SA_LEN
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switch (sa->sa_family)
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{
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case AF_INET:
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return sizeof (struct sockaddr_in);
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case AF_INET6:
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return sizeof (struct sockaddr_in6);
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}
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return sizeof (struct sockaddr_in);
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#else
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return sa->sa_len;
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#endif
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}
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extern int foreground;
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extern int debug_thresh;
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extern char *device;
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/* search option for dhcp6_find_listval() */
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#define MATCHLIST_PREFIXLEN 0x1
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/* common.c */
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typedef enum { IFADDRCONF_ADD, IFADDRCONF_REMOVE } ifaddrconf_cmd_t;
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extern int dhcp6_copy_list __P((struct dhcp6_list *, struct dhcp6_list *));
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extern void dhcp6_move_list __P((struct dhcp6_list *, struct dhcp6_list *));
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extern void dhcp6_clear_list __P((struct dhcp6_list *));
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extern void dhcp6_clear_listval __P((struct dhcp6_listval *));
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extern struct dhcp6_listval *dhcp6_find_listval __P((struct dhcp6_list *,
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dhcp6_listval_type_t, void *, int));
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extern struct dhcp6_listval *dhcp6_add_listval __P((struct dhcp6_list *,
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dhcp6_listval_type_t, void *, struct dhcp6_list *));
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extern int dhcp6_vbuf_copy __P((struct dhcp6_vbuf *, struct dhcp6_vbuf *));
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extern void dhcp6_vbuf_free __P((struct dhcp6_vbuf *));
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extern int dhcp6_vbuf_cmp __P((struct dhcp6_vbuf *, struct dhcp6_vbuf *));
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extern struct dhcp6_event *dhcp6_create_event __P((struct dhcp6_if *, int));
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extern void dhcp6_remove_event __P((struct dhcp6_event *));
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extern void dhcp6_remove_evdata __P((struct dhcp6_event *));
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extern struct authparam *new_authparam __P((int, int, int));
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extern struct authparam *copy_authparam __P((struct authparam *));
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extern int dhcp6_auth_replaycheck __P((int, u_int64_t, u_int64_t));
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extern int getifaddr __P((struct in6_addr *, char *, struct in6_addr *,
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int, int, int));
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extern int getifidfromaddr __P((struct in6_addr *, unsigned int *));
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extern int transmit_sa __P((int, struct sockaddr *, char *, size_t));
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extern long random_between __P((long, long));
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extern int prefix6_mask __P((struct in6_addr *, int));
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extern int sa6_plen2mask __P((struct sockaddr_in6 *, int));
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extern char *addr2str __P((struct sockaddr *));
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extern char *in6addr2str __P((struct in6_addr *, int));
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extern int in6_addrscopebyif __P((struct in6_addr *, char *));
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extern int in6_scope __P((struct in6_addr *));
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extern void setloglevel __P((int));
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extern void dprintf __P((int, const char *, const char *, ...));
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#if 0 //TC
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extern int get_duid __P((char *, struct duid *));
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#else
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extern int get_duid __P((char *, struct duid *, char*));
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#endif
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extern void dhcp6_init_options __P((struct dhcp6_optinfo *));
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extern void dhcp6_clear_options __P((struct dhcp6_optinfo *));
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extern int dhcp6_copy_options __P((struct dhcp6_optinfo *,
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struct dhcp6_optinfo *));
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extern int dhcp6_get_options __P((struct dhcp6opt *, struct dhcp6opt *,
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struct dhcp6_optinfo *));
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extern int dhcp6_set_options __P((int, struct dhcp6opt *, struct dhcp6opt *,
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struct dhcp6_optinfo *));
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extern void dhcp6_set_timeoparam __P((struct dhcp6_event *));
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extern void dhcp6_reset_timer __P((struct dhcp6_event *));
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extern char *dhcp6optstr __P((int));
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extern char *dhcp6msgstr __P((int));
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extern char *dhcp6_stcodestr __P((u_int16_t));
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extern char *duidstr __P((struct duid *));
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extern char *dhcp6_event_statestr __P((struct dhcp6_event *));
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extern int get_rdvalue __P((int, void *, size_t));
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extern int duidcpy __P((struct duid *, struct duid *));
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extern int duidcmp __P((struct duid *, struct duid *));
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extern void duidfree __P((struct duid *));
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extern int ifaddrconf __P((ifaddrconf_cmd_t, char *, struct sockaddr_in6 *,
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int, int, int));
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extern int safefile __P((const char *));
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/* missing */
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#ifndef HAVE_STRLCAT
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extern size_t strlcat __P((char *, const char *, size_t));
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#endif
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#ifndef HAVE_STRLCPY
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extern size_t strlcpy __P((char *, const char *, size_t));
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#endif
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