2009-03-14 17:45:51 +03:00
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/* $NetBSD: key.h,v 1.23 2009/03/14 14:46:11 dsl Exp $ */
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2003-09-07 19:59:36 +04:00
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/* $KAME: key.h,v 1.32 2003/09/07 05:25:20 itojun Exp $ */
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1999-07-04 01:24:45 +04:00
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1999-06-28 10:36:47 +04:00
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/*
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* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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* All rights reserved.
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2000-06-12 14:40:37 +04:00
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*
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1999-06-28 10:36:47 +04:00
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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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2000-06-12 14:40:37 +04:00
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*
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1999-06-28 10:36:47 +04:00
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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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#ifndef _NETKEY_KEY_H_
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#define _NETKEY_KEY_H_
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2000-01-31 17:18:52 +03:00
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#ifdef _KERNEL
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1999-06-28 10:36:47 +04:00
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2005-07-07 23:34:51 +04:00
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#if defined(_KERNEL_OPT)
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#include "opt_ipsec.h"
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#endif
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2003-09-07 19:59:36 +04:00
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#include <sys/queue.h>
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1999-06-28 10:36:47 +04:00
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extern struct key_cb key_cb;
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2003-09-07 19:59:36 +04:00
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extern TAILQ_HEAD(_satailq, secasvar) satailq;
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extern TAILQ_HEAD(_sptailq, secpolicy) sptailq;
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2000-01-31 17:18:52 +03:00
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struct secpolicy;
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struct secpolicyindex;
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struct ipsecrequest;
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struct secasvar;
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1999-06-28 10:36:47 +04:00
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struct sockaddr;
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struct socket;
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struct sadb_msg;
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struct sadb_x_policy;
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2009-03-14 17:45:51 +03:00
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extern struct secpolicy *key_allocsp(u_int16_t, struct secpolicyindex *,
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u_int);
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2000-01-31 17:18:52 +03:00
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extern int key_checkrequest
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2009-03-14 17:45:51 +03:00
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(struct ipsecrequest *isr, struct secasindex *);
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KNF: de-__P, bzero -> memset, bcmp -> memcmp. Remove extraneous
parentheses in return statements.
Cosmetic: don't open-code TAILQ_FOREACH().
Cosmetic: change types of variables to avoid oodles of casts: in
in6_src.c, avoid casts by changing several route_in6 pointers
to struct route pointers. Remove unnecessary casts to caddr_t
elsewhere.
Pave the way for eliminating address family-specific route caches:
soon, struct route will not embed a sockaddr, but it will hold
a reference to an external sockaddr, instead. We will set the
destination sockaddr using rtcache_setdst(). (I created a stub
for it, but it isn't used anywhere, yet.) rtcache_free() will
free the sockaddr. I have extracted from rtcache_free() a helper
subroutine, rtcache_clear(). rtcache_clear() will "forget" a
cached route, but it will not forget the destination by releasing
the sockaddr. I use rtcache_clear() instead of rtcache_free()
in rtcache_update(), because rtcache_update() is not supposed
to forget the destination.
Constify:
1 Introduce const accessor for route->ro_dst, rtcache_getdst().
2 Constify the 'dst' argument to ifnet->if_output(). This
led me to constify a lot of code called by output routines.
3 Constify the sockaddr argument to protosw->pr_ctlinput. This
led me to constify a lot of code called by ctlinput routines.
4 Introduce const macros for converting from a generic sockaddr
to family-specific sockaddrs, e.g., sockaddr_in: satocsin6,
satocsin, et cetera.
2007-02-18 01:34:07 +03:00
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extern struct secasvar *key_allocsa(u_int, const void *, const void *, u_int,
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u_int32_t, u_int16_t, u_int16_t);
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2009-03-14 17:45:51 +03:00
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extern struct secpolicy *key_getspbyid(u_int32_t);
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extern void key_freesp(struct secpolicy *);
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extern void key_freesav(struct secasvar *);
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extern struct secpolicy *key_newsp(u_int32_t);
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extern struct secpolicy *key_msg2sp(struct sadb_x_policy *,
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size_t, int *);
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extern struct mbuf *key_sp2msg(struct secpolicy *);
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2001-08-06 14:25:00 +04:00
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extern int key_cmpspidx_exactly
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2009-03-14 17:45:51 +03:00
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(struct secpolicyindex *, struct secpolicyindex *);
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2001-08-06 14:25:00 +04:00
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extern int key_cmpspidx_withmask
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2009-03-14 17:45:51 +03:00
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(struct secpolicyindex *, struct secpolicyindex *);
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extern int key_spdacquire(struct secpolicy *);
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extern struct mbuf *key_setdumpsp(struct secpolicy *,
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u_int8_t, u_int32_t, u_int32_t);
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extern void key_timehandler(void *);
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extern void key_randomfill(void *, size_t);
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extern void key_freereg(struct socket *);
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struct mbuf *key_setdumpsa_spi(u_int32_t);
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extern int key_parse(struct mbuf *, struct socket *);
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extern void key_init(void);
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extern int key_checktunnelsanity(struct secasvar *, u_int,
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void *, void *);
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extern void key_sa_recordxfer(struct secasvar *, struct mbuf *);
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extern void key_sa_routechange(struct sockaddr *);
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extern void key_sa_stir_iv(struct secasvar *);
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1999-06-28 10:36:47 +04:00
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2009-03-14 17:45:51 +03:00
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extern int key_sysctl(int *, u_int, void *, size_t *, void *, size_t);
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2005-04-23 18:05:28 +04:00
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#ifdef IPSEC_NAT_T
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2009-03-14 17:45:51 +03:00
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u_int16_t key_portfromsaddr(struct sockaddr *);
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2005-04-23 18:05:28 +04:00
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#define KEY_PORTFROMSADDR(saddr) key_portfromsaddr((struct sockaddr *)(saddr))
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#endif
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1999-06-28 10:36:47 +04:00
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2000-01-31 17:18:52 +03:00
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#endif /* defined(_KERNEL) */
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2005-12-11 03:02:28 +03:00
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#endif /* !_NETKEY_KEY_H_ */
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