[apple/xnu.git] / bsd / netinet6 / in6_prefix.h

/*
 * Copyright (C) 1995, 1996, 1997, 1998 and 1999 WIDE Project.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */
#include <sys/appleapiopts.h>

#include <sys/callout.h>

#ifdef KERNEL_PRIVATE
struct rr_prefix {
	struct ifprefix	rp_ifpr;
	LIST_ENTRY(rr_prefix) rp_entry;
	LIST_HEAD(rp_addrhead, rp_addr) rp_addrhead;
	struct sockaddr_in6 rp_prefix;	/* prefix */
	u_int32_t rp_vltime;	/* advertised valid lifetime */
	u_int32_t rp_pltime;	/* advertised preferred lifetime */
	time_t rp_expire;	/* expiration time of the prefix */
	time_t rp_preferred;	/* preferred time of the prefix */
	struct in6_prflags rp_flags;
	u_char	rp_origin; /* from where this prefix info is obtained */
	struct	rp_stateflags {
		/* if some prefix should be added to this prefix */
		u_char addmark : 1;
		u_char delmark : 1; /* if this prefix will be deleted */
	} rp_stateflags;
};

#define rp_type		rp_ifpr.ifpr_type
#define rp_ifp		rp_ifpr.ifpr_ifp
#define rp_plen		rp_ifpr.ifpr_plen

#define rp_raf		rp_flags.prf_ra
#define rp_raf_onlink		rp_flags.prf_ra.onlink
#define rp_raf_auto		rp_flags.prf_ra.autonomous

#define rp_statef_addmark	rp_stateflags.addmark
#define rp_statef_delmark	rp_stateflags.delmark

#define rp_rrf		rp_flags.prf_rr
#define rp_rrf_decrvalid	rp_flags.prf_rr.decrvalid
#define rp_rrf_decrprefd	rp_flags.prf_rr.decrprefd

struct rp_addr {
	LIST_ENTRY(rp_addr)	ra_entry;
	struct in6_addr		ra_ifid;
	struct in6_ifaddr	*ra_addr;
	struct ra_flags {
		u_char anycast : 1;
	} ra_flags;
};

#define ifpr2rp(ifpr)	((struct rr_prefix *)(ifpr))
#define rp2ifpr(rp)	((struct ifprefix *)(rp))

#define RP_IN6(rp)	(&(rp)->rp_prefix.sin6_addr)

#define RR_INFINITE_LIFETIME		0xffffffff


LIST_HEAD(rr_prhead, rr_prefix);

extern struct rr_prhead rr_prefix;

void in6_rr_timer(void *);
int delete_each_prefix (struct rr_prefix *rpp, u_char origin);

#endif /* KERNEL_PRIVATE */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (C) 1995, 1996, 1997, 1998 and 1999 WIDE Project.
	3	* All rights reserved.
	4	*
	5	* Redistribution and use in source and binary forms, with or without
	6	* modification, are permitted provided that the following conditions
	7	* are met:
	8	* 1. Redistributions of source code must retain the above copyright
	9	* notice, this list of conditions and the following disclaimer.
	10	* 2. Redistributions in binary form must reproduce the above copyright
	11	* notice, this list of conditions and the following disclaimer in the
	12	* documentation and/or other materials provided with the distribution.
	13	* 3. Neither the name of the project nor the names of its contributors
	14	* may be used to endorse or promote products derived from this software
	15	* without specific prior written permission.
	16	*
	17	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
	18	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	19	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	20	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
	21	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	22	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	23	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	24	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	25	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	26	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	27	* SUCH DAMAGE.
	28	*/
9bccf70c	29	#include <sys/appleapiopts.h>
1c79356b	30
9bccf70c A	31	#include <sys/callout.h>
9bccf70c A	32
91447636	33	#ifdef KERNEL_PRIVATE
1c79356b A	34	struct rr_prefix {
	35	struct ifprefix rp_ifpr;
	36	LIST_ENTRY(rr_prefix) rp_entry;
	37	LIST_HEAD(rp_addrhead, rp_addr) rp_addrhead;
	38	struct sockaddr_in6 rp_prefix; /* prefix */
	39	u_int32_t rp_vltime; /* advertised valid lifetime */
	40	u_int32_t rp_pltime; /* advertised preferred lifetime */
	41	time_t rp_expire; /* expiration time of the prefix */
	42	time_t rp_preferred; /* preferred time of the prefix */
	43	struct in6_prflags rp_flags;
	44	u_char rp_origin; /* from where this prefix info is obtained */
	45	struct rp_stateflags {
	46	/* if some prefix should be added to this prefix */
	47	u_char addmark : 1;
	48	u_char delmark : 1; /* if this prefix will be deleted */
	49	} rp_stateflags;
	50	};
	51
	52	#define rp_type rp_ifpr.ifpr_type
	53	#define rp_ifp rp_ifpr.ifpr_ifp
	54	#define rp_plen rp_ifpr.ifpr_plen
	55
	56	#define rp_raf rp_flags.prf_ra
	57	#define rp_raf_onlink rp_flags.prf_ra.onlink
	58	#define rp_raf_auto rp_flags.prf_ra.autonomous
	59
	60	#define rp_statef_addmark rp_stateflags.addmark
	61	#define rp_statef_delmark rp_stateflags.delmark
	62
	63	#define rp_rrf rp_flags.prf_rr
	64	#define rp_rrf_decrvalid rp_flags.prf_rr.decrvalid
	65	#define rp_rrf_decrprefd rp_flags.prf_rr.decrprefd
	66
	67	struct rp_addr {
	68	LIST_ENTRY(rp_addr) ra_entry;
	69	struct in6_addr ra_ifid;
	70	struct in6_ifaddr *ra_addr;
	71	struct ra_flags {
	72	u_char anycast : 1;
	73	} ra_flags;
	74	};
	75
	76	#define ifpr2rp(ifpr) ((struct rr_prefix *)(ifpr))
	77	#define rp2ifpr(rp) ((struct ifprefix *)(rp))
	78
	79	#define RP_IN6(rp) (&(rp)->rp_prefix.sin6_addr)
	80
	81	#define RR_INFINITE_LIFETIME 0xffffffff
	82
	83
	84	LIST_HEAD(rr_prhead, rr_prefix);
	85
	86	extern struct rr_prhead rr_prefix;
	87
91447636 A	88	void in6_rr_timer(void *);
91447636 A	89	int delete_each_prefix (struct rr_prefix *rpp, u_char origin);
9bccf70c	90
b0d623f7	91	#endif /* KERNEL_PRIVATE */