sys/netatalk/ddp_var.h

   1 /*      $NetBSD: ddp_var.h,v 1.4 2008/04/23 15:17:42 thorpej Exp $       */
   2
   3 /*
   4  * Copyright (c) 1990,1994 Regents of The University of Michigan.
   5  * All Rights Reserved.
   6  *
   7  * Permission to use, copy, modify, and distribute this software and
   8  * its documentation for any purpose and without fee is hereby granted,
   9  * provided that the above copyright notice appears in all copies and
  10  * that both that copyright notice and this permission notice appear
  11  * in supporting documentation, and that the name of The University
  12  * of Michigan not be used in advertising or publicity pertaining to
  13  * distribution of the software without specific, written prior
  14  * permission. This software is supplied as is without expressed or
  15  * implied warranties of any kind.
  16  *
  17  * This product includes software developed by the University of
  18  * California, Berkeley and its contributors.
  19  *
  20  *      Research Systems Unix Group
  21  *      The University of Michigan
  22  *      c/o Wesley Craig
  23  *      535 W. William Street
  24  *      Ann Arbor, Michigan
  25  *      +1-313-764-2278
  26  *      netatalk@umich.edu
  27  */
  28
  29 #ifndef _NETATALK_DDP_VAR_H_
  30 #define _NETATALK_DDP_VAR_H_
  31
  32 struct ddpcb {
  33         struct sockaddr_at ddp_fsat, ddp_lsat;
  34         struct route    ddp_route;
  35         struct socket  *ddp_socket;
  36         struct ddpcb   *ddp_prev, *ddp_next;
  37         struct ddpcb   *ddp_pprev, *ddp_pnext;
  38 };
  39
  40 #define sotoddpcb(so)   ((struct ddpcb *)(so)->so_pcb)
  41
  42 #define DDP_STAT_SHORT          0       /* short header packets received */
  43 #define DDP_STAT_LONG           1       /* long header packets received */
  44 #define DDP_STAT_NOSUM          2       /* no checksum */
  45 #define DDP_STAT_BADSUM         3       /* bad checksum */
  46 #define DDP_STAT_TOOSHORT       4       /* packet too short */
  47 #define DDP_STAT_TOOSMALL       5       /* not enough data */
  48 #define DDP_STAT_FORWARD        6       /* packets forwarded */
  49 #define DDP_STAT_ENCAP          7       /* packets encapsulated */
  50 #define DDP_STAT_CANTFORWARD    8       /* packets rcvd for unreachable net */
  51 #define DDP_STAT_NOSOCKSPACE    9       /* no space in sockbuf for packet */
  52
  53 #define DDP_NSTATS              10
  54
  55 #ifdef _KERNEL
  56 extern struct ddpcb *ddp_ports[];
  57 extern struct ddpcb *ddpcb;
  58 #endif
  59
  60 #endif /* !_NETATALK_DDP_VAR_H_ */