1 /*- 2 * Copyright (c) 2001 Brian Somers <brian@Awfulhak.org> 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 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef NOINET6 30 #define IPV6CP_MAXCODE CODE_CODEREJ 31 32 #define TY_TOKEN 1 33 #define TY_COMPPROTO 2 34 35 struct ipv6cp { 36 struct fsm fsm; /* The finite state machine */ 37 38 struct { 39 struct fsm_retry fsm; /* frequency to resend requests */ 40 } cfg; 41 42 unsigned peer_tokenreq : 1; /* Any TY_TOKEN REQs from the peer ? */ 43 44 u_int32_t my_token; /* Token I'm willing to use */ 45 u_int32_t peer_token; /* Token he's willing to use */ 46 47 struct ncpaddr myaddr; /* Local address */ 48 struct ncpaddr hisaddr; /* Peer address */ 49 50 u_int32_t his_reject; /* Request codes rejected by peer */ 51 u_int32_t my_reject; /* Request codes I have rejected */ 52 53 struct pppThroughput throughput; /* throughput statistics */ 54 struct mqueue Queue[2]; /* Output packet queues */ 55 }; 56 57 #define fsm2ipv6cp(fp) (fp->proto == PROTO_IPV6CP ? (struct ipv6cp *)fp : NULL) 58 #define IPV6CP_QUEUES(ipv6cp) (sizeof ipv6cp->Queue / sizeof ipv6cp->Queue[0]) 59 60 struct bundle; 61 struct link; 62 struct cmdargs; 63 struct iface_addr; 64 65 extern void ipv6cp_Init(struct ipv6cp *, struct bundle *, struct link *, 66 const struct fsm_parent *); 67 extern void ipv6cp_Destroy(struct ipv6cp *); 68 extern void ipv6cp_Setup(struct ipv6cp *); 69 extern void ipv6cp_SetLink(struct ipv6cp *, struct link *); 70 71 extern int ipv6cp_Show(struct cmdargs const *); 72 extern struct mbuf *ipv6cp_Input(struct bundle *, struct link *, struct mbuf *); 73 extern void ipv6cp_AddInOctets(struct ipv6cp *, int); 74 extern void ipv6cp_AddOutOctets(struct ipv6cp *, int); 75 76 extern void ipv6cp_IfaceAddrAdded(struct ipv6cp *, const struct iface_addr *); 77 extern void ipv6cp_IfaceAddrDeleted(struct ipv6cp *, const struct iface_addr *); 78 extern int ipv6cp_InterfaceUp(struct ipv6cp *); 79 extern size_t ipv6cp_QueueLen(struct ipv6cp *); 80 extern int ipv6cp_PushPacket(struct ipv6cp *, struct link *); 81 #endif 82