fda82fc2b9
Move the Olicom token ring driver to the officially sanctionned location of /sys/contrib. Also fix some brokenness in the generic token ring support. Be warned that if_dl.h has been changed and SOME programs might like recompilation.
113 lines
3.6 KiB
C
113 lines
3.6 KiB
C
/*
|
|
* Copyright (c) 1998, Larry Lile
|
|
* All rights reserved.
|
|
*
|
|
* For latest sources and information on this driver, please
|
|
* go to http://anarchy.stdio.com.
|
|
*
|
|
* Questions, comments or suggestions should be directed to
|
|
* Larry Lile <lile@stdio.com>.
|
|
*
|
|
* 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 unmodified, 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND 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 AUTHOR OR 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.
|
|
*
|
|
* $Id: iso88025.h,v 1.10 1999/01/09 19:01:58 lile Exp $
|
|
*
|
|
* Information gathered from tokenring@freebsd, /sys/net/ethernet.h and
|
|
* the Mach token ring driver.
|
|
*/
|
|
|
|
/*
|
|
* Fundamental constants relating to iso 802.5
|
|
*/
|
|
|
|
#ifndef _NET_ISO88025_H_
|
|
#define _NET_ISO88025_H_
|
|
|
|
/*
|
|
* The number of bytes in an iso 802.5 (MAC) address.
|
|
*/
|
|
#define ISO88025_ADDR_LEN 6
|
|
|
|
/*
|
|
*/
|
|
#define ISO88025_HDR_LEN (ISO88025_CF_LEN + ISO88025_ADDR_LEN*2)
|
|
#define ISO88025_CF_LEN 2
|
|
#define RCF_LEN 2
|
|
#define RIF_LEN 16
|
|
|
|
|
|
/*
|
|
* The minimum packet length.
|
|
*/
|
|
#define ISO88025_MIN_LEN 0 /* This offends my morality */
|
|
|
|
/*
|
|
* The maximum packet length.
|
|
*/
|
|
#define ISO88025_MAX_LEN 17960
|
|
|
|
/*
|
|
* A macro to validate a length with
|
|
*/
|
|
#define ISO88025_IS_VALID_LEN(foo) \
|
|
((foo) >= ISO88025_MIN_LEN && (foo) <= ISO88025_MAX_LEN)
|
|
|
|
/*
|
|
* ISO 802.5 physical header
|
|
*/
|
|
struct iso88025_header {
|
|
u_char ac; /* access control field */
|
|
u_char fc; /* frame control field */
|
|
u_char iso88025_dhost[ISO88025_ADDR_LEN]; /* destination address */
|
|
u_char iso88025_shost[ISO88025_ADDR_LEN]; /* source address */
|
|
u_short rcf; /* route control field */
|
|
u_short rseg[RIF_LEN]; /* routing registers */
|
|
};
|
|
|
|
struct iso88025_sockaddr_data {
|
|
u_char ether_dhost[ISO88025_ADDR_LEN];
|
|
u_char ether_shost[ISO88025_ADDR_LEN];
|
|
u_char ac;
|
|
u_char fc;
|
|
};
|
|
|
|
/*
|
|
* Structure of a 48-bit iso 802.5 address.
|
|
* ( We could also add the 16 bit addresses as a union)
|
|
*/
|
|
struct iso88025_addr {
|
|
u_char octet[ISO88025_ADDR_LEN];
|
|
};
|
|
|
|
#define ISO88025MTU 18000
|
|
#define ISO88025_DEFAULT_MTU 1500
|
|
#define senderr(e) { error = (e); goto bad;}
|
|
|
|
void iso88025_ifattach __P((struct ifnet *));
|
|
int iso88025_ioctl __P((struct ifnet *, int , caddr_t ));
|
|
int iso88025_output __P((struct ifnet *, struct mbuf *, struct sockaddr *, struct rtentry *));
|
|
void iso88025_input __P((struct ifnet *, struct iso88025_header *, struct mbuf *));
|
|
|
|
|
|
#endif
|