Danger-alarm/SOFTWARE-FreeRTOS/Common/ethernet/lwIP/netif/ppp/ipcp.h
2024-06-03 16:27:41 +08:00

127 lines
5.2 KiB
C

/*****************************************************************************
* ipcp.h - PPP IP NCP: Internet Protocol Network Control Protocol header file.
*
* Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.
* portions Copyright (c) 1997 Global Election Systems Inc.
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice and the following disclaimer are included verbatim in any
* distributions. No written agreement, license, or royalty fee is required
* for any of the authorized uses.
*
* THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
* REVISION HISTORY
*
* 03-01-01 Marc Boucher <marc@mbsi.ca>
* Ported to lwIP.
* 97-12-04 Guy Lancaster <glanca@gesn.com>, Global Election Systems Inc.
* Original derived from BSD codes.
*****************************************************************************/
/*
* 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.
*
* $Id: ipcp.h,v 1.1 2003/05/27 14:37:56 jani Exp $
*/
#ifndef IPCP_H
#define IPCP_H
/*************************
*** PUBLIC DEFINITIONS ***
*************************/
/*
* Options.
*/
#define CI_ADDRS 1 /* IP Addresses */
#define CI_COMPRESSTYPE 2 /* Compression Type */
#define CI_ADDR 3
#define CI_MS_WINS1 128 /* Primary WINS value */
#define CI_MS_DNS1 129 /* Primary DNS value */
#define CI_MS_WINS2 130 /* Secondary WINS value */
#define CI_MS_DNS2 131 /* Secondary DNS value */
#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*/
/************************
*** PUBLIC DATA TYPES ***
************************/
typedef struct ipcp_options {
u_int neg_addr : 1; /* Negotiate IP Address? */
u_int old_addrs : 1; /* Use old (IP-Addresses) option? */
u_int req_addr : 1; /* Ask peer to send IP address? */
u_int default_route : 1; /* Assign default route through interface? */
u_int proxy_arp : 1; /* Make proxy ARP entry for peer? */
u_int neg_vj : 1; /* Van Jacobson Compression? */
u_int old_vj : 1; /* use old (short) form of VJ option? */
u_int accept_local : 1; /* accept peer's value for ouraddr */
u_int accept_remote : 1; /* accept peer's value for hisaddr */
u_int req_dns1 : 1; /* Ask peer to send primary DNS address? */
u_int req_dns2 : 1; /* Ask peer to send secondary DNS address? */
u_short vj_protocol; /* protocol value to use in VJ option */
u_char maxslotindex; /* VJ slots - 1. */
u_char cflag; /* VJ slot compression flag. */
u32_t ouraddr, hisaddr; /* Addresses in NETWORK BYTE ORDER */
u32_t dnsaddr[2]; /* Primary and secondary MS DNS entries */
u32_t winsaddr[2]; /* Primary and secondary MS WINS entries */
} ipcp_options;
/*****************************
*** PUBLIC DATA STRUCTURES ***
*****************************/
extern fsm ipcp_fsm[];
extern ipcp_options ipcp_wantoptions[];
extern ipcp_options ipcp_gotoptions[];
extern ipcp_options ipcp_allowoptions[];
extern ipcp_options ipcp_hisoptions[];
extern struct protent ipcp_protent;
/***********************
*** PUBLIC FUNCTIONS ***
***********************/
#endif /* IPCP_H */