xref: /illumos-gate/usr/src/cmd/cmd-inet/usr.bin/pppd/ipcp.h (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
1 /*
2  * ipcp.h - IP Control Protocol definitions.
3  *
4  * Copyright (c) 2000 by Sun Microsystems, Inc.
5  * All rights reserved.
6  *
7  * Copyright (c) 1989 Carnegie Mellon University.
8  * All rights reserved.
9  *
10  * Redistribution and use in source and binary forms are permitted
11  * provided that the above copyright notice and this paragraph are
12  * duplicated in all such forms and that any documentation,
13  * advertising materials, and other materials related to such
14  * distribution and use acknowledge that the software was developed
15  * by Carnegie Mellon University.  The name of the
16  * University may not be used to endorse or promote products derived
17  * from this software without specific prior written permission.
18  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
19  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
20  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
21  *
22  * $Id: ipcp.h,v 1.13 1999/03/02 05:35:09 paulus Exp $
23  */
24 
25 #pragma ident	"%Z%%M%	%I%	%E% SMI"
26 
27 /*
28  * Options.
29  */
30 #define CI_ADDRS	1	/* IP Addresses */
31 #define CI_COMPRESSTYPE	2	/* Compression Type */
32 #define	CI_ADDR		3
33 
34 #define CI_MS_DNS1	129	/* Primary DNS value */
35 #define CI_MS_WINS1	130	/* Primary WINS value */
36 #define CI_MS_DNS2	131	/* Secondary DNS value */
37 #define CI_MS_WINS2	132	/* Secondary WINS value */
38 #define	CI_SUBNET	144	/* Bogus subnet option */
39 
40 #define MAX_STATES 16		/* from slcompress.h */
41 
42 #define IPCP_VJMODE_OLD 1	/* "old" mode (option # = 0x0037) */
43 #define IPCP_VJMODE_RFC1172 2	/* "old-rfc"mode (option # = 0x002d) */
44 #define IPCP_VJMODE_RFC1332 3	/* "new-rfc"mode (option # = 0x002d, */
45                                 /*  maxslot and slot number compression) */
46 
47 #define IPCP_VJ_COMP 0x002d	/* current value for VJ compression option*/
48 #define IPCP_VJ_COMP_OLD 0x0037	/* "old" (i.e, broken) value for VJ */
49 				/* compression option*/
50 
51 typedef struct ipcp_options {
52     bool neg_addr;		/* Negotiate IP Address? */
53     bool old_addrs;		/* Use old (IP-Addresses) option? */
54     bool req_addr;		/* Ask peer to send IP address? */
55     bool default_route;		/* Assign default route through interface? */
56     bool proxy_arp;		/* Make proxy ARP entry for peer? */
57     bool neg_vj;		/* Van Jacobson Compression? */
58     bool old_vj;		/* use old (short) form of VJ option? */
59     bool accept_local;		/* accept peer's value for ouraddr */
60     bool accept_remote;		/* accept peer's value for hisaddr */
61     bool req_dns1;		/* Ask peer to send primary DNS address? */
62     bool req_dns2;		/* Ask peer to send secondary DNS address? */
63     bool cflag;			/* VJ slot compression flag */
64     int  vj_protocol;		/* protocol value to use in VJ option */
65     int  maxslotindex;		/* values for RFC1332 VJ compression neg. */
66     u_int32_t ouraddr, hisaddr;	/* Addresses in NETWORK BYTE ORDER */
67     u_int32_t dnsaddr[2];	/* Primary and secondary MS DNS entries */
68     u_int32_t winsaddr[2];	/* Primary and secondary MS WINS entries */
69 } ipcp_options;
70 
71 extern fsm ipcp_fsm[];
72 extern ipcp_options ipcp_wantoptions[];
73 extern ipcp_options ipcp_gotoptions[];
74 extern ipcp_options ipcp_allowoptions[];
75 extern ipcp_options ipcp_hisoptions[];
76 
77 extern char *ip_ntoa __P((u_int32_t));
78 
79 extern struct protent ipcp_protent;
80 extern bool ipcp_from_hostname;
81