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/* $OpenBSD: ipcp.h,v 1.2 1996/03/25 15:55:44 niklas Exp $ */
/*
* ipcp.h - IP Control Protocol definitions.
*
* Copyright (c) 1989 Carnegie Mellon University.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by Carnegie Mellon University. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
/*
* Options.
*/
#define CI_ADDRS 1 /* IP Addresses */
#define CI_COMPRESSTYPE 2 /* Compression Type */
#define CI_ADDR 3
#define CI_MS_DNS1 129 /* Primary DNS value */
#define CI_MS_DNS2 131 /* Secondary DNS value */
#define MAX_STATES 16 /* from slcompress.h */
#define IPCP_VJMODE_OLD 1 /* "old" mode (option # = 0x0037) */
#define IPCP_VJMODE_RFC1172 2 /* "old-rfc"mode (option # = 0x002d) */
#define IPCP_VJMODE_RFC1332 3 /* "new-rfc"mode (option # = 0x002d, */
/* maxslot and slot number compression) */
#define IPCP_VJ_COMP 0x002d /* current value for VJ compression option*/
#define IPCP_VJ_COMP_OLD 0x0037 /* "old" (i.e, broken) value for VJ */
/* compression option*/
typedef struct ipcp_options {
int neg_addr : 1; /* Negotiate IP Address? */
int old_addrs : 1; /* Use old (IP-Addresses) option? */
int req_addr : 1; /* Ask peer to send IP address? */
int default_route : 1; /* Assign default route through interface? */
int proxy_arp : 1; /* Make proxy ARP entry for peer? */
int neg_vj : 1; /* Van Jacobson Compression? */
int old_vj : 1; /* use old (short) form of VJ option? */
int accept_local : 1; /* accept peer's value for ouraddr */
int accept_remote : 1; /* accept peer's value for hisaddr */
u_short vj_protocol; /* protocol value to use in VJ option */
u_char maxslotindex, cflag; /* values for RFC1332 VJ compression neg. */
u_int32_t ouraddr, hisaddr; /* Addresses in NETWORK BYTE ORDER */
u_int32_t dnsaddr[2]; /* Primary and secondary MS DNS entries */
} ipcp_options;
extern fsm ipcp_fsm[];
extern ipcp_options ipcp_wantoptions[];
extern ipcp_options ipcp_gotoptions[];
extern ipcp_options ipcp_allowoptions[];
extern ipcp_options ipcp_hisoptions[];
void ipcp_init __P((int));
void ipcp_open __P((int));
void ipcp_close __P((int, char *));
void ipcp_lowerup __P((int));
void ipcp_lowerdown __P((int));
void ipcp_input __P((int, u_char *, int));
void ipcp_protrej __P((int));
int ipcp_printpkt __P((u_char *, int, void (*)(), void *));
void ip_check_options __P((void));
int ip_demand_conf __P((int));
char *ip_ntoa __P((u_int32_t));
extern struct protent ipcp_protent;
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