freebsd-dev/sys/netatalk/ddp_var.h

62 lines
2.0 KiB
C

/*-
* Copyright (c) 1990,1994 Regents of The University of Michigan.
* All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appears in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation, and that the name of The University
* of Michigan not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. This software is supplied as is without expressed or
* implied warranties of any kind.
*
* This product includes software developed by the University of
* California, Berkeley and its contributors.
*
* Research Systems Unix Group
* The University of Michigan
* c/o Wesley Craig
* 535 W. William Street
* Ann Arbor, Michigan
* +1-313-764-2278
* netatalk@umich.edu
*
* $FreeBSD$
*/
#ifndef _NETATALK_DDP_VAR_H_
#define _NETATALK_DDP_VAR_H_ 1
struct ddpcb {
struct sockaddr_at ddp_fsat, ddp_lsat;
struct route ddp_route;
struct socket *ddp_socket;
struct ddpcb *ddp_prev, *ddp_next;
struct ddpcb *ddp_pprev, *ddp_pnext;
struct mtx ddp_mtx;
};
#define sotoddpcb(so) ((struct ddpcb *)(so)->so_pcb)
struct ddpstat {
long ddps_short; /* short header packets received */
long ddps_long; /* long header packets received */
long ddps_nosum; /* no checksum */
long ddps_badsum; /* bad checksum */
long ddps_tooshort; /* packet too short */
long ddps_toosmall; /* not enough data */
long ddps_forward; /* packets forwarded */
long ddps_encap; /* packets encapsulated */
long ddps_cantforward; /* packets rcvd for unreachable dest */
long ddps_nosockspace; /* no space in sockbuf for packet */
};
#ifdef _KERNEL
extern int ddp_cksum;
extern struct ddpcb *ddpcb_list;
extern struct pr_usrreqs ddp_usrreqs;
extern struct mtx ddp_list_mtx;
#endif
#endif /* _NETATALK_DDP_VAR_H_ */