1/*
2 * ipcp.h - IP Control Protocol definitions.
3 *
4 * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in
15 *    the documentation and/or other materials provided with the
16 *    distribution.
17 *
18 * 3. The name "Carnegie Mellon University" must not be used to
19 *    endorse or promote products derived from this software without
20 *    prior written permission. For permission or any legal
21 *    details, please contact
22 *      Office of Technology Transfer
23 *      Carnegie Mellon University
24 *      5000 Forbes Avenue
25 *      Pittsburgh, PA  15213-3890
26 *      (412) 268-4387, fax: (412) 268-7395
27 *      tech-transfer@andrew.cmu.edu
28 *
29 * 4. Redistributions of any form whatsoever must retain the following
30 *    acknowledgment:
31 *    "This product includes software developed by Computing Services
32 *     at Carnegie Mellon University (http://www.cmu.edu/computing/)."
33 *
34 * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
35 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
36 * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
37 * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
38 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
39 * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
40 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
41 *
42 * $Id: ipcp.h,v 1.14 2002/12/04 23:03:32 paulus Exp $
43 */
44
45/*
46 * Options.
47 */
48#define CI_ADDRS	1	/* IP Addresses */
49#define CI_COMPRESSTYPE	2	/* Compression Type */
50#define	CI_ADDR		3
51
52#define CI_MS_DNS1	129	/* Primary DNS value */
53#define CI_MS_WINS1	130	/* Primary WINS value */
54#define CI_MS_DNS2	131	/* Secondary DNS value */
55#define CI_MS_WINS2	132	/* Secondary WINS value */
56
57#define MAX_STATES 16		/* from slcompress.h */
58
59#define IPCP_VJMODE_OLD 1	/* "old" mode (option # = 0x0037) */
60#define IPCP_VJMODE_RFC1172 2	/* "old-rfc"mode (option # = 0x002d) */
61#define IPCP_VJMODE_RFC1332 3	/* "new-rfc"mode (option # = 0x002d, */
62                                /*  maxslot and slot number compression) */
63
64#define IPCP_VJ_COMP 0x002d	/* current value for VJ compression option*/
65#define IPCP_VJ_COMP_OLD 0x0037	/* "old" (i.e, broken) value for VJ */
66				/* compression option*/
67
68typedef struct ipcp_options {
69    bool neg_addr;		/* Negotiate IP Address? */
70    bool old_addrs;		/* Use old (IP-Addresses) option? */
71    bool req_addr;		/* Ask peer to send IP address? */
72    bool default_route;		/* Assign default route through interface? */
73    bool proxy_arp;		/* Make proxy ARP entry for peer? */
74    bool neg_vj;		/* Van Jacobson Compression? */
75    bool old_vj;		/* use old (short) form of VJ option? */
76    bool accept_local;		/* accept peer's value for ouraddr */
77    bool accept_remote;		/* accept peer's value for hisaddr */
78    bool req_dns1;		/* Ask peer to send primary DNS address? */
79    bool req_dns2;		/* Ask peer to send secondary DNS address? */
80    int  vj_protocol;		/* protocol value to use in VJ option */
81    int  maxslotindex;		/* values for RFC1332 VJ compression neg. */
82    bool cflag;
83    u_int32_t ouraddr, hisaddr;	/* Addresses in NETWORK BYTE ORDER */
84    u_int32_t dnsaddr[2];	/* Primary and secondary MS DNS entries */
85    u_int32_t winsaddr[2];	/* Primary and secondary MS WINS entries */
86} ipcp_options;
87
88extern fsm ipcp_fsm[];
89extern ipcp_options ipcp_wantoptions[];
90extern ipcp_options ipcp_gotoptions[];
91extern ipcp_options ipcp_allowoptions[];
92extern ipcp_options ipcp_hisoptions[];
93
94char *ip_ntoa __P((u_int32_t));
95
96extern struct protent ipcp_protent;
97