-/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/*-
- * Copyright (c) 1991, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * 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, 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- *
- * @(#)if_slvar.h 8.3 (Berkeley) 2/1/94
- *
- */
-
-#ifndef _NET_IF_SLVAR_H_
-#define _NET_IF_SLVAR_H_
-#include <sys/appleapiopts.h>
-
-#ifndef DONT_WARN_OBSOLETE
-#warning if_slvar.h is not used by the darwin kernel
-#endif
-
-#include <sys/callout.h>
-#include <sys/mbuf.h>
-#include <net/slcompress.h>
-
-#ifdef __APPLE_API_PRIVATE
-
-/*
- * Definitions for SLIP interface data structures
- *
- * (This exists so programs like slstats can get at the definition
- * of sl_softc.)
- */
-struct sl_softc {
- struct ifnet sc_if; /* network-visible interface */
- struct ifqueue sc_fastq; /* interactive output queue */
- struct tty *sc_ttyp; /* pointer to tty structure */
- u_char *sc_mp; /* pointer to next available buf char */
- u_char *sc_ep; /* pointer to last available buf char */
- u_char *sc_buf; /* input buffer */
- u_int sc_flags; /* see below */
- u_int sc_escape; /* =1 if last char input was FRAME_ESCAPE */
- long sc_lasttime; /* last time a char arrived */
- long sc_abortcount; /* number of abort escape chars */
- long sc_starttime; /* time of first abort in window */
- u_int sc_keepalive; /* time to decide link hang */
- u_int sc_outfill; /* time to send FRAME_END when output idle */
- /*
- * Handles for scheduling outfill and
- * keepalive timeouts.
- */
-#if FB3x
- struct callout_handle sc_ofhandle;
- struct callout_handle sc_kahandle;
-#endif
- struct slcompress sc_comp; /* tcp compression data */
-};
-
-/* internal flags */
-#define SC_ERROR 0x0001 /* had an input error */
-#define SC_OUTWAIT 0x0002 /* waiting for output fill */
-#define SC_KEEPALIVE 0x0004 /* input keepalive */
-#define SC_STATIC 0x0008 /* it is static unit */
-
-/* visible flags */
-#define SC_COMPRESS IFF_LINK0 /* compress TCP traffic */
-#define SC_NOICMP IFF_LINK1 /* suppress ICMP traffic */
-#define SC_AUTOCOMP IFF_LINK2 /* auto-enable TCP compression */
-
-#endif /* __APPLE_API_PRIVATE */
-#endif
projects / apple / xnu.git / blobdiff