xref: /netbsd-src/external/bsd/ppp/dist/pppd/ipcp.h (revision 154bfe8e089c1a0a4e9ed8414f08d3da90949162)
1 /*	$NetBSD: ipcp.h,v 1.4 2014/10/25 21:11:37 christos Exp $	*/
2 
3 /*
4  * ipcp.h - IP Control Protocol definitions.
5  *
6  * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in
17  *    the documentation and/or other materials provided with the
18  *    distribution.
19  *
20  * 3. The name "Carnegie Mellon University" must not be used to
21  *    endorse or promote products derived from this software without
22  *    prior written permission. For permission or any legal
23  *    details, please contact
24  *      Office of Technology Transfer
25  *      Carnegie Mellon University
26  *      5000 Forbes Avenue
27  *      Pittsburgh, PA  15213-3890
28  *      (412) 268-4387, fax: (412) 268-7395
29  *      tech-transfer@andrew.cmu.edu
30  *
31  * 4. Redistributions of any form whatsoever must retain the following
32  *    acknowledgment:
33  *    "This product includes software developed by Computing Services
34  *     at Carnegie Mellon University (http://www.cmu.edu/computing/)."
35  *
36  * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
37  * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
38  * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
39  * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
40  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
41  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
42  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
43  *
44  * Id: ipcp.h,v 1.14 2002/12/04 23:03:32 paulus Exp
45  */
46 
47 /*
48  * Options.
49  */
50 #define CI_ADDRS	1	/* IP Addresses */
51 #define CI_COMPRESSTYPE	2	/* Compression Type */
52 #define	CI_ADDR		3
53 
54 #define CI_MS_DNS1	129	/* Primary DNS value */
55 #define CI_MS_WINS1	130	/* Primary WINS value */
56 #define CI_MS_DNS2	131	/* Secondary DNS value */
57 #define CI_MS_WINS2	132	/* Secondary WINS value */
58 
59 #define MAX_STATES 16		/* from slcompress.h */
60 
61 #define IPCP_VJMODE_OLD 1	/* "old" mode (option # = 0x0037) */
62 #define IPCP_VJMODE_RFC1172 2	/* "old-rfc"mode (option # = 0x002d) */
63 #define IPCP_VJMODE_RFC1332 3	/* "new-rfc"mode (option # = 0x002d, */
64                                 /*  maxslot and slot number compression) */
65 
66 #define IPCP_VJ_COMP 0x002d	/* current value for VJ compression option*/
67 #define IPCP_VJ_COMP_OLD 0x0037	/* "old" (i.e, broken) value for VJ */
68 				/* compression option*/
69 
70 typedef struct ipcp_options {
71     bool neg_addr;		/* Negotiate IP Address? */
72     bool old_addrs;		/* Use old (IP-Addresses) option? */
73     bool req_addr;		/* Ask peer to send IP address? */
74     bool default_route;		/* Assign default route through interface? */
75     bool proxy_arp;		/* Make proxy ARP entry for peer? */
76     bool neg_vj;		/* Van Jacobson Compression? */
77     bool old_vj;		/* use old (short) form of VJ option? */
78     bool accept_local;		/* accept peer's value for ouraddr */
79     bool accept_remote;		/* accept peer's value for hisaddr */
80     bool req_dns1;		/* Ask peer to send primary DNS address? */
81     bool req_dns2;		/* Ask peer to send secondary DNS address? */
82     int  vj_protocol;		/* protocol value to use in VJ option */
83     int  maxslotindex;		/* values for RFC1332 VJ compression neg. */
84     bool cflag;
85     u_int32_t ouraddr, hisaddr;	/* Addresses in NETWORK BYTE ORDER */
86     u_int32_t dnsaddr[2];	/* Primary and secondary MS DNS entries */
87     u_int32_t winsaddr[2];	/* Primary and secondary MS WINS entries */
88 } ipcp_options;
89 
90 extern fsm ipcp_fsm[];
91 extern ipcp_options ipcp_wantoptions[];
92 extern ipcp_options ipcp_gotoptions[];
93 extern ipcp_options ipcp_allowoptions[];
94 extern ipcp_options ipcp_hisoptions[];
95 
96 char *ip_ntoa __P((u_int32_t));
97 
98 extern struct protent ipcp_protent;
99