pppd/ipcp.h

   1 /*
   2  * ipcp.h - IP Control Protocol definitions.
   3  *
   4  * Copyright (c) 1989 Carnegie Mellon University.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms are permitted
   8  * provided that the above copyright notice and this paragraph are
   9  * duplicated in all such forms and that any documentation,
  10  * advertising materials, and other materials related to such
  11  * distribution and use acknowledge that the software was developed
  12  * by Carnegie Mellon University.  The name of the
  13  * University may not be used to endorse or promote products derived
  14  * from this software without specific prior written permission.
  15  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  17  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  18  *
  19  * $Id: ipcp.h,v 1.10 1997/03/04 03:39:20 paulus Exp $
  20  */
  21
  22 /*
  23  * Options.
  24  */
  25 #define CI_ADDRS        1       /* IP Addresses */
  26 #define CI_COMPRESSTYPE 2       /* Compression Type */
  27 #define CI_ADDR         3
  28
  29 #define CI_MS_WINS1     128     /* Primary WINS value */
  30 #define CI_MS_DNS1      129     /* Primary DNS value */
  31 #define CI_MS_WINS2     130     /* Secondary WINS value */
  32 #define CI_MS_DNS2      131     /* Secondary DNS value */
  33
  34 #define MAX_STATES 16           /* from slcompress.h */
  35
  36 #define IPCP_VJMODE_OLD 1       /* "old" mode (option # = 0x0037) */
  37 #define IPCP_VJMODE_RFC1172 2   /* "old-rfc"mode (option # = 0x002d) */
  38 #define IPCP_VJMODE_RFC1332 3   /* "new-rfc"mode (option # = 0x002d, */
  39                                 /*  maxslot and slot number compression) */
  40
  41 #define IPCP_VJ_COMP 0x002d     /* current value for VJ compression option*/
  42 #define IPCP_VJ_COMP_OLD 0x0037 /* "old" (i.e, broken) value for VJ */
  43                                 /* compression option*/
  44
  45 typedef struct ipcp_options {
  46     int neg_addr : 1;           /* Negotiate IP Address? */
  47     int old_addrs : 1;          /* Use old (IP-Addresses) option? */
  48     int req_addr : 1;           /* Ask peer to send IP address? */
  49     int default_route : 1;      /* Assign default route through interface? */
  50     int proxy_arp : 1;          /* Make proxy ARP entry for peer? */
  51     int neg_vj : 1;             /* Van Jacobson Compression? */
  52     int old_vj : 1;             /* use old (short) form of VJ option? */
  53     int accept_local : 1;       /* accept peer's value for ouraddr */
  54     int accept_remote : 1;      /* accept peer's value for hisaddr */
  55     u_short vj_protocol;        /* protocol value to use in VJ option */
  56     u_char maxslotindex, cflag; /* values for RFC1332 VJ compression neg. */
  57     u_int32_t ouraddr, hisaddr; /* Addresses in NETWORK BYTE ORDER */
  58     u_int32_t dnsaddr[2];       /* Primary and secondary MS DNS entries */
  59     u_int32_t winsaddr[2];      /* Primary and secondary MS WINS entries */
  60 } ipcp_options;
  61
  62 extern fsm ipcp_fsm[];
  63 extern ipcp_options ipcp_wantoptions[];
  64 extern ipcp_options ipcp_gotoptions[];
  65 extern ipcp_options ipcp_allowoptions[];
  66 extern ipcp_options ipcp_hisoptions[];
  67
  68 char *ip_ntoa __P((u_int32_t));
  69
  70 extern struct protent ipcp_protent;