freebsd-skq/usr.sbin/ppp/ipv6cp.h
brian 4a8007c87f - made ppp compliant to RFC 2472 (based on a patch from another
contributor)
- support ipv6cpretry and ipv6cpretries, which are IPv6 versions
  of ipcpretry and ipcpretries.
- improve handling of IPv6 link-local addresses

Submitted by: JINMEI Tatuya <jinmei@isl.rdc.toshiba.co.jp>
2002-08-29 02:44:58 +00:00

84 lines
3.2 KiB
C

/*-
* Copyright (c) 2001 Brian Somers <brian@Awfulhak.org>
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef NOINET6
#define IPV6CP_MAXCODE CODE_CODEREJ
#define TY_TOKEN 1
#define TY_COMPPROTO 2
#define IPV6CP_IFIDLEN 8 /* RFC2472 */
struct ipv6cp {
struct fsm fsm; /* The finite state machine */
struct {
struct fsm_retry fsm; /* frequency to resend requests */
} cfg;
unsigned peer_tokenreq : 1; /* Any TY_TOKEN REQs from the peer ? */
u_char my_ifid[IPV6CP_IFIDLEN]; /* Local Interface Identifier */
u_char his_ifid[IPV6CP_IFIDLEN]; /* Peer Interface Identifier */
struct ncpaddr myaddr; /* Local address */
struct ncpaddr hisaddr; /* Peer address */
u_int32_t his_reject; /* Request codes rejected by peer */
u_int32_t my_reject; /* Request codes I have rejected */
struct pppThroughput throughput; /* throughput statistics */
struct mqueue Queue[2]; /* Output packet queues */
};
#define fsm2ipv6cp(fp) (fp->proto == PROTO_IPV6CP ? (struct ipv6cp *)fp : NULL)
#define IPV6CP_QUEUES(ipv6cp) (sizeof ipv6cp->Queue / sizeof ipv6cp->Queue[0])
struct bundle;
struct link;
struct cmdargs;
struct iface_addr;
extern void ipv6cp_Init(struct ipv6cp *, struct bundle *, struct link *,
const struct fsm_parent *);
extern void ipv6cp_Destroy(struct ipv6cp *);
extern void ipv6cp_Setup(struct ipv6cp *);
extern void ipv6cp_SetLink(struct ipv6cp *, struct link *);
extern int ipv6cp_Show(struct cmdargs const *);
extern struct mbuf *ipv6cp_Input(struct bundle *, struct link *, struct mbuf *);
extern void ipv6cp_AddInOctets(struct ipv6cp *, int);
extern void ipv6cp_AddOutOctets(struct ipv6cp *, int);
extern void ipv6cp_IfaceAddrAdded(struct ipv6cp *, const struct iface_addr *);
extern void ipv6cp_IfaceAddrDeleted(struct ipv6cp *, const struct iface_addr *);
extern int ipv6cp_InterfaceUp(struct ipv6cp *);
extern size_t ipv6cp_QueueLen(struct ipv6cp *);
extern int ipv6cp_PushPacket(struct ipv6cp *, struct link *);
#endif