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69 lines
2.7 KiB
C
69 lines
2.7 KiB
C
/*
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* ipcp.h - IP Control Protocol definitions.
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*
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* Copyright (c) 1989 Carnegie Mellon University.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by Carnegie Mellon University. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*
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* $Id: ipcp.h,v 1.5 1994/09/21 06:47:37 paulus Exp $
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*/
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/*
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* Options.
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*/
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#define CI_ADDRS 1 /* IP Addresses */
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#define CI_COMPRESSTYPE 2 /* Compression Type */
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#define CI_ADDR 3
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#define MAX_STATES 16 /* from slcompress.h */
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#define IPCP_VJMODE_OLD 1 /* "old" mode (option # = 0x0037) */
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#define IPCP_VJMODE_RFC1172 2 /* "old-rfc"mode (option # = 0x002d) */
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#define IPCP_VJMODE_RFC1332 3 /* "new-rfc"mode (option # = 0x002d, */
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/* maxslot and slot number compression) */
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#define IPCP_VJ_COMP 0x002d /* current value for VJ compression option*/
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#define IPCP_VJ_COMP_OLD 0x0037 /* "old" (i.e, broken) value for VJ */
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/* compression option*/
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typedef struct ipcp_options {
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int neg_addr : 1; /* Negotiate IP Address? */
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int old_addrs : 1; /* Use old (IP-Addresses) option? */
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int req_addr : 1; /* Ask peer to send IP address? */
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int default_route : 1; /* Assign default route through interface? */
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int proxy_arp : 1; /* Make proxy ARP entry for peer? */
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int neg_vj : 1; /* Van Jacobson Compression? */
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int old_vj : 1; /* use old (short) form of VJ option? */
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int accept_local : 1; /* accept peer's value for ouraddr */
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int accept_remote : 1; /* accept peer's value for hisaddr */
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u_short vj_protocol; /* protocol value to use in VJ option */
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u_char maxslotindex, cflag; /* values for RFC1332 VJ compression neg. */
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u_int32_t ouraddr, hisaddr; /* Addresses in NETWORK BYTE ORDER */
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} ipcp_options;
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extern fsm ipcp_fsm[];
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extern ipcp_options ipcp_wantoptions[];
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extern ipcp_options ipcp_gotoptions[];
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extern ipcp_options ipcp_allowoptions[];
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extern ipcp_options ipcp_hisoptions[];
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void ipcp_init __P((int));
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void ipcp_open __P((int));
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void ipcp_close __P((int));
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void ipcp_lowerup __P((int));
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void ipcp_lowerdown __P((int));
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void ipcp_input __P((int, u_char *, int));
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void ipcp_protrej __P((int));
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int ipcp_printpkt __P((u_char *, int, void (*)(), void *));
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