The Design and Implementation of the FreeBSD Operating System, Second Edition
[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/net/if_slvar.h

Version: -  FREEBSD  -  FREEBSD10  -  FREEBSD9  -  FREEBSD92  -  FREEBSD91  -  FREEBSD90  -  FREEBSD8  -  FREEBSD82  -  FREEBSD81  -  FREEBSD80  -  FREEBSD7  -  FREEBSD74  -  FREEBSD73  -  FREEBSD72  -  FREEBSD71  -  FREEBSD70  -  FREEBSD6  -  FREEBSD64  -  FREEBSD63  -  FREEBSD62  -  FREEBSD61  -  FREEBSD60  -  FREEBSD5  -  FREEBSD55  -  FREEBSD54  -  FREEBSD53  -  FREEBSD52  -  FREEBSD51  -  FREEBSD50  -  FREEBSD4  -  FREEBSD3  -  FREEBSD22  -  cheribsd  -  linux-2.6  -  linux-2.4.22  -  MK83  -  MK84  -  PLAN9  -  DFBSD  -  NETBSD  -  NETBSD5  -  NETBSD4  -  NETBSD3  -  NETBSD20  -  OPENBSD  -  xnu-517  -  xnu-792  -  xnu-792.6.70  -  xnu-1228  -  xnu-1456.1.26  -  xnu-1699.24.8  -  xnu-2050.18.24  -  OPENSOLARIS  -  minix-3-1-1  -  FREEBSD-LIBC  -  FREEBSD8-LIBC  -  FREEBSD7-LIBC  -  FREEBSD6-LIBC  -  GLIBC27 
SearchContext: -  none  -  3  -  10 

    1 /*-
    2  * Copyright (c) 1991, 1993
    3  *      The Regents of the University of California.  All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 4. Neither the name of the University nor the names of its contributors
   14  *    may be used to endorse or promote products derived from this software
   15  *    without specific prior written permission.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  *      @(#)if_slvar.h  8.3 (Berkeley) 2/1/94
   30  *
   31  * $FreeBSD$
   32  */
   33 
   34 #ifndef _NET_IF_SLVAR_H_
   35 #define _NET_IF_SLVAR_H_
   36 
   37 #include <sys/callout.h>
   38 
   39 /*
   40  * Definitions for SLIP interface data structures
   41  *
   42  * (This exists so programs like slstats can get at the definition
   43  *  of sl_softc.)
   44  */
   45 struct sl_softc {
   46         struct  ifnet *sc_ifp;          /* network-visible interface */
   47         struct  ifqueue sc_fastq;       /* interactive output queue */
   48         struct  tty *sc_ttyp;           /* pointer to tty structure */
   49         struct  mbuf *sc_mbuf;          /* pointer to mbuf containing buffer */
   50         u_char  *sc_mp;                 /* pointer to next available buf char */
   51         u_char  *sc_ep;                 /* pointer to last available buf char */
   52         u_char  *sc_buf;                /* input buffer */
   53         u_int   sc_flags;               /* see below */
   54         u_int   sc_escape;      /* =1 if last char input was FRAME_ESCAPE */
   55         time_t  sc_lasttime;            /* last time a char arrived */
   56         long    sc_abortcount;          /* number of abort escape chars */
   57         time_t  sc_starttime;           /* time of first abort in window */
   58         u_int   sc_keepalive;           /* time to decide link hang */
   59         u_int   sc_outfill;     /* time to send FRAME_END when output idle */
   60                                         /*
   61                                          * Handles for scheduling outfill and
   62                                          * keepalive timeouts.
   63                                          */
   64         struct  callout_handle  sc_ofhandle;
   65         struct  callout_handle  sc_kahandle;
   66         struct  slcompress sc_comp;     /* tcp compression data */
   67         LIST_ENTRY(sl_softc) sl_next;
   68         u_char  *bpfbuf;                /* hang buffer for bpf here */
   69 };
   70 #define SL2IFP(sc)      ((sc)->sc_ifp)
   71 
   72 /* internal flags */
   73 #define SC_ERROR        0x0001          /* had an input error */
   74 #define SC_OUTWAIT      0x0002          /* waiting for output fill */
   75 #define SC_KEEPALIVE    0x0004          /* input keepalive */
   76 
   77 /* visible flags */
   78 #define SC_COMPRESS     IFF_LINK0       /* compress TCP traffic */
   79 #define SC_NOICMP       IFF_LINK1       /* suppress ICMP traffic */
   80 #define SC_AUTOCOMP     IFF_LINK2       /* auto-enable TCP compression */
   81 
   82 
   83 #endif

Cache object: 9ed2dd7f4b760e6788aaeb398825330b


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.