2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2001 Brian Somers <brian@Awfulhak.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #define IPV6CP_MAXCODE CODE_CODEREJ
35 #define TY_COMPPROTO 2
37 #define IPV6CP_IFIDLEN 8 /* RFC2472 */
40 struct fsm fsm; /* The finite state machine */
43 struct fsm_retry fsm; /* frequency to resend requests */
46 unsigned peer_tokenreq : 1; /* Any TY_TOKEN REQs from the peer ? */
48 u_char my_ifid[IPV6CP_IFIDLEN]; /* Local Interface Identifier */
49 u_char his_ifid[IPV6CP_IFIDLEN]; /* Peer Interface Identifier */
51 struct ncpaddr myaddr; /* Local address */
52 struct ncpaddr hisaddr; /* Peer address */
54 u_int32_t his_reject; /* Request codes rejected by peer */
55 u_int32_t my_reject; /* Request codes I have rejected */
57 struct pppThroughput throughput; /* throughput statistics */
58 struct mqueue Queue[2]; /* Output packet queues */
61 #define fsm2ipv6cp(fp) (fp->proto == PROTO_IPV6CP ? (struct ipv6cp *)fp : NULL)
62 #define IPV6CP_QUEUES(ipv6cp) (sizeof ipv6cp->Queue / sizeof ipv6cp->Queue[0])
69 extern void ipv6cp_Init(struct ipv6cp *, struct bundle *, struct link *,
70 const struct fsm_parent *);
71 extern void ipv6cp_Destroy(struct ipv6cp *);
72 extern void ipv6cp_Setup(struct ipv6cp *);
73 extern void ipv6cp_SetLink(struct ipv6cp *, struct link *);
75 extern int ipv6cp_Show(struct cmdargs const *);
76 extern struct mbuf *ipv6cp_Input(struct bundle *, struct link *, struct mbuf *);
77 extern void ipv6cp_AddInOctets(struct ipv6cp *, int);
78 extern void ipv6cp_AddOutOctets(struct ipv6cp *, int);
80 extern void ipv6cp_IfaceAddrAdded(struct ipv6cp *, const struct iface_addr *);
81 extern void ipv6cp_IfaceAddrDeleted(struct ipv6cp *, const struct iface_addr *);
82 extern int ipv6cp_InterfaceUp(struct ipv6cp *);
83 extern size_t ipv6cp_QueueLen(struct ipv6cp *);
84 extern int ipv6cp_PushPacket(struct ipv6cp *, struct link *);