ppp/pppd/ipcp.h
Eivind Næss 4f3e40659f Adding 'extern "C" {' and '}' declarations to exported header files
Signed-off-by: Eivind Næss <eivnaes@yahoo.com>
2023-03-17 14:18:53 +00:00

130 lines
4.6 KiB
C

/*
* ipcp.h - IP Control Protocol definitions.
*
* Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The name "Carnegie Mellon University" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For permission or any legal
* details, please contact
* Office of Technology Transfer
* Carnegie Mellon University
* 5000 Forbes Avenue
* Pittsburgh, PA 15213-3890
* (412) 268-4387, fax: (412) 268-7395
* tech-transfer@andrew.cmu.edu
*
* 4. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by Computing Services
* at Carnegie Mellon University (http://www.cmu.edu/computing/)."
*
* CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef PPP_IPCP_H
#define PPP_IPCP_H
#include "pppdconf.h"
#ifdef __cplusplus
extern "C" {
#endif
/*
* 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_WINS1 130 /* Primary WINS value */
#define CI_MS_DNS2 131 /* Secondary DNS value */
#define CI_MS_WINS2 132 /* Secondary WINS 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 {
bool neg_addr; /* Negotiate IP Address? */
bool old_addrs; /* Use old (IP-Addresses) option? */
bool req_addr; /* Ask peer to send IP address? */
bool default_route; /* Assign default route through interface? */
bool replace_default_route; /* Replace default route through interface? */
bool proxy_arp; /* Make proxy ARP entry for peer? */
bool neg_vj; /* Van Jacobson Compression? */
bool old_vj; /* use old (short) form of VJ option? */
bool accept_local; /* accept peer's value for ouraddr */
bool accept_remote; /* accept peer's value for hisaddr */
bool req_dns1; /* Ask peer to send primary DNS address? */
bool req_dns2; /* Ask peer to send secondary DNS address? */
bool req_wins1; /* Ask peer to send primary WINS address? */
bool req_wins2; /* Ask peer to send secondary WINS address? */
int vj_protocol; /* protocol value to use in VJ option */
int maxslotindex; /* values for RFC1332 VJ compression neg. */
bool cflag;
uint32_t ouraddr, hisaddr; /* Addresses in NETWORK BYTE ORDER */
uint32_t dnsaddr[2]; /* Primary and secondary MS DNS entries */
uint32_t winsaddr[2]; /* Primary and secondary MS WINS 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[];
char *ip_ntoa(uint32_t);
extern struct protent ipcp_protent;
/*
* Hook for a plugin to know when IP protocol has come up
*/
typedef void (ip_up_hook_fn)(void);
extern ip_up_hook_fn *ip_up_hook;
/*
* Hook for a plugin to know when IP protocol has come down
*/
typedef void (ip_down_hook_fn)(void);
extern ip_down_hook_fn *ip_down_hook;
/*
* Hook for a plugin to choose the remote IP address
*/
typedef void (ip_choose_hook_fn)(uint32_t *);
extern ip_choose_hook_fn *ip_choose_hook;
#ifdef __cplusplus
}
#endif
#endif /* PPP_IPCP_H */