ddp_var.h revision 139827 
1/*-
2 * Copyright (c) 1990,1994 Regents of The University of Michigan.
3 * All Rights Reserved.
4 *
5 * Permission to use, copy, modify, and distribute this software and
6 * its documentation for any purpose and without fee is hereby granted,
7 * provided that the above copyright notice appears in all copies and
8 * that both that copyright notice and this permission notice appear
9 * in supporting documentation, and that the name of The University
10 * of Michigan not be used in advertising or publicity pertaining to
11 * distribution of the software without specific, written prior
12 * permission. This software is supplied as is without expressed or
13 * implied warranties of any kind.
14 *
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 *
18 *	Research Systems Unix Group
19 *	The University of Michigan
20 *	c/o Wesley Craig
21 *	535 W. William Street
22 *	Ann Arbor, Michigan
23 *	+1-313-764-2278
24 *	netatalk@umich.edu
25 *
26 * $FreeBSD: head/sys/netatalk/ddp_var.h 139827 2005-01-07 02:35:34Z imp $
27 */
28
29#ifndef _NETATALK_DDP_VAR_H_
30#define _NETATALK_DDP_VAR_H_ 1
31struct ddpcb {
32    struct sockaddr_at	ddp_fsat, ddp_lsat;
33    struct route	ddp_route;
34    struct socket	*ddp_socket;
35    struct ddpcb	*ddp_prev, *ddp_next;
36    struct ddpcb	*ddp_pprev, *ddp_pnext;
37    struct mtx		 ddp_mtx;
38};
39
40#define sotoddpcb(so)	((struct ddpcb *)(so)->so_pcb)
41
42struct ddpstat {
43    long	ddps_short;		/* short header packets received */
44    long	ddps_long;		/* long header packets received */
45    long	ddps_nosum;		/* no checksum */
46    long	ddps_badsum;		/* bad checksum */
47    long	ddps_tooshort;		/* packet too short */
48    long	ddps_toosmall;		/* not enough data */
49    long	ddps_forward;		/* packets forwarded */
50    long	ddps_encap;		/* packets encapsulated */
51    long	ddps_cantforward;	/* packets rcvd for unreachable dest */
52    long	ddps_nosockspace;	/* no space in sockbuf for packet */
53};
54
55#ifdef _KERNEL
56extern int	ddp_cksum;
57extern struct ddpcb		*ddpcb_list;
58extern struct pr_usrreqs	ddp_usrreqs;
59extern struct mtx		 ddp_list_mtx;
60#endif
61#endif /* _NETATALK_DDP_VAR_H_ */
62