mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-15 10:17:20 +00:00
81 lines
2.5 KiB
C
81 lines
2.5 KiB
C
/*-
|
|
* Copyright (c) 1999 Brian Somers <brian@Awfulhak.org>
|
|
* 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <stdio.h>
|
|
#include <termios.h>
|
|
|
|
#include "layer.h"
|
|
#include "defs.h"
|
|
#include "mbuf.h"
|
|
#include "log.h"
|
|
#include "sync.h"
|
|
#include "timer.h"
|
|
#include "lqr.h"
|
|
#include "hdlc.h"
|
|
#include "throughput.h"
|
|
#include "fsm.h"
|
|
#include "lcp.h"
|
|
#include "ccp.h"
|
|
#include "link.h"
|
|
#include "async.h"
|
|
#include "descriptor.h"
|
|
#include "physical.h"
|
|
|
|
static struct mbuf *
|
|
sync_LayerPush(struct bundle *bundle, struct link *l, struct mbuf *bp,
|
|
int pri, u_short *proto)
|
|
{
|
|
log_DumpBp(LogSYNC, "Write", bp);
|
|
m_settype(bp, MB_SYNCOUT);
|
|
return bp;
|
|
}
|
|
|
|
static struct mbuf *
|
|
sync_LayerPull(struct bundle *b, struct link *l, struct mbuf *bp,
|
|
u_short *proto)
|
|
{
|
|
struct physical *p = link2physical(l);
|
|
|
|
if (!p)
|
|
log_Printf(LogERROR, "Can't Pull a sync packet from a logical link\n");
|
|
else {
|
|
log_DumpBp(LogSYNC, "Read", bp);
|
|
|
|
/* Either done here or by the HDLC layer */
|
|
p->hdlc.lqm.SaveInOctets += m_length(bp) + 1;
|
|
p->hdlc.lqm.SaveInPackets++;
|
|
m_settype(bp, MB_SYNCIN);
|
|
}
|
|
|
|
return bp;
|
|
}
|
|
|
|
struct layer synclayer = { LAYER_SYNC, "sync", sync_LayerPush, sync_LayerPull };
|