127 lines
4.9 KiB
C
127 lines
4.9 KiB
C
/*
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* ipcp.h - IP Control Protocol definitions.
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*
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* Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The name "Carnegie Mellon University" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For permission or any legal
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* details, please contact
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* Office of Technology Transfer
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* Carnegie Mellon University
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* 5000 Forbes Avenue
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* Pittsburgh, PA 15213-3890
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* (412) 268-4387, fax: (412) 268-7395
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* tech-transfer@andrew.cmu.edu
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*
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* 4. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by Computing Services
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* at Carnegie Mellon University (http://www.cmu.edu/computing/)."
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*
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* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
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* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
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* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $Id: ipcp.h,v 1.14 2002/12/04 23:03:32 paulus Exp $
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*/
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#include "netif/ppp/ppp_opts.h"
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#if PPP_SUPPORT && PPP_IPV4_SUPPORT /* don't build if not configured for use in lwipopts.h */
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#ifndef IPCP_H
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#define IPCP_H
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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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#if VJ_SUPPORT
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#define CI_COMPRESSTYPE 2 /* Compression Type */
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#endif /* VJ_SUPPORT */
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#define CI_ADDR 3
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#if LWIP_DNS
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#define CI_MS_DNS1 129 /* Primary DNS value */
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#define CI_MS_DNS2 131 /* Secondary DNS value */
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#endif /* LWIP_DNS */
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#if 0 /* UNUSED - WINS */
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#define CI_MS_WINS1 130 /* Primary WINS value */
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#define CI_MS_WINS2 132 /* Secondary WINS value */
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#endif /* UNUSED - WINS */
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#if VJ_SUPPORT
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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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#endif /* VJ_SUPPORT */
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typedef struct ipcp_options {
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unsigned int neg_addr :1; /* Negotiate IP Address? */
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unsigned int old_addrs :1; /* Use old (IP-Addresses) option? */
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unsigned int req_addr :1; /* Ask peer to send IP address? */
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#if 0 /* UNUSED */
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unsigned int default_route :1; /* Assign default route through interface? */
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unsigned int replace_default_route :1; /* Replace default route through interface? */
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#endif /* UNUSED */
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#if 0 /* UNUSED - PROXY ARP */
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unsigned int proxy_arp :1; /* Make proxy ARP entry for peer? */
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#endif /* UNUSED - PROXY ARP */
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#if VJ_SUPPORT
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unsigned int neg_vj :1; /* Van Jacobson Compression? */
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unsigned int old_vj :1; /* use old (short) form of VJ option? */
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unsigned int cflag :1;
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#endif /* VJ_SUPPORT */
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unsigned int accept_local :1; /* accept peer's value for ouraddr */
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unsigned int accept_remote :1; /* accept peer's value for hisaddr */
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#if LWIP_DNS
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unsigned int req_dns1 :1; /* Ask peer to send primary DNS address? */
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unsigned int req_dns2 :1; /* Ask peer to send secondary DNS address? */
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#endif /* LWIP_DNS */
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u32_t ouraddr, hisaddr; /* Addresses in NETWORK BYTE ORDER */
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#if LWIP_DNS
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u32_t dnsaddr[2]; /* Primary and secondary MS DNS entries */
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#endif /* LWIP_DNS */
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#if 0 /* UNUSED - WINS */
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u32_t winsaddr[2]; /* Primary and secondary MS WINS entries */
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#endif /* UNUSED - WINS */
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#if VJ_SUPPORT
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u16_t vj_protocol; /* protocol value to use in VJ option */
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u8_t maxslotindex; /* values for RFC1332 VJ compression neg. */
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#endif /* VJ_SUPPORT */
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} ipcp_options;
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#if 0 /* UNUSED, already defined by lwIP */
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char *ip_ntoa (u32_t);
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#endif /* UNUSED, already defined by lwIP */
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extern const struct protent ipcp_protent;
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#endif /* IPCP_H */
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#endif /* PPP_SUPPORT && PPP_IPV4_SUPPORT */
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