tcpostate.c,v

关于TCP方面的

head	1.2;
access;
symbols;
locks
	dls:1.2; strict;
comment	@ * @;


1.2
date	97.09.21.19.29.52;	author dls;	state Dist;
branches;
next	1.1;

1.1
date	94.01.14.03.51.20;	author dls;	state v2e1;
branches;
next	;


desc
@@


1.2
log
@pre-3e code
@
text
@/* tcpostate.c - tcpostate */

#include <conf.h>
#include <kernel.h>
#include <network.h>

/*------------------------------------------------------------------------
 *  tcpostate - do TCP output state processing after an ACK
 *------------------------------------------------------------------------
 */
int tcpostate(ptcb, acked)
struct	tcb	*ptcb;
int		acked;
{
	if (acked <= 0)
		return OK;	/* no state change */
	if (ptcb->tcb_ostate == TCPO_REXMT) {
		ptcb->tcb_rexmtcount = 0;
		ptcb->tcb_ostate = TCPO_XMIT;
	}
	if (ptcb->tcb_sbcount == 0) {
		ptcb->tcb_ostate = TCPO_IDLE;
		return OK;
	}
	tcpkick(ptcb);
	return OK;
}
@


1.1
log
@Initial revision
@
text
@a14 2
	int	tcbnum = ptcb - &tcbtab[0];

@