nsel.h

用于嵌入式系统的TCP/IP协议栈及若干服务

/*
*            Copyright (c) 1998-2001 by NETsilicon Inc.
*
*  This software is copyrighted by and is the sole property of
*  NETsilicon.  All rights, title, ownership, or other interests
*  in the software remain the property of NETsilicon.  This
*  software may only be used in accordance with the corresponding
*  license agreement.  Any unauthorized use, duplication, transmission,
*  distribution, or disclosure of this software is expressly forbidden.
*
*  This Copyright notice may not be removed or modified without prior
*  written consent of NETsilicon.
*
*  NETsilicon, reserves the right to modify this software
*  without notice.
*
*  NETsilicon
*  411 Waverley Oaks Road                  USA 781.647.1234
*  Suite 227                               http://www.netsilicon.com
*  Waltham, MA 02452                       [e-mail]
*
*************************************************************************
*  $Name: Fusion 6.52 Fusion 6.51 $
*  $Date: 2001/09/20 10:19:22 $
*  $Source: M:/psisrc/stack/incl/rcs/nsel.h $
*  $Revision: 1.10 $
**************************************************************************
*  File Description:  NSEL structure definitions for nselect
*
**************************************************************************/

#ifndef _NSEL_
#define _NSEL_

#include "config.h"
#include "ccdep.h"
#include "q.h"
#include "std.h"
#include "timer.h"
#include "socket.h"
#include "dsu.h"
#include "psu.h"
#include "so.h"
#include "son.h"
#include "select.h"

/* define a local 'nselect' structure; the last element is really an array of
 * 'sel' entries which is allocated based upon the actual caller's
 *  argument size
 */
typedef struct nsel_s {
	q       nsel_q;
	tcb     nsel_tcb;              /* for the deadman timer */
	son_t   * nsel_sonp;
	u16     nsel_flags;            /* the inevitable */
	u16     nsel_1pad;
	void    * nsel_os1;            /* os specific space to allow identification */
	struct usel_t  * nsel_uselp;   /* address of caller's usel */
	int     nsel_ulen;             /* length of caller's usel */
} nsel_t;


#define nsel_hit        nsel_uselp->usel_hit
#define nsel_cnt        nsel_uselp->usel_cnt
#define nsel_wait       nsel_uselp->usel_wait
#define nsel_rwait      nsel_uselp->usel_rwait
#define nsel_upfi       nsel_uselp->usel_pfi
#define nsel_uupfi      nsel_uselp->usel_upfi
#define nsel_selp       nsel_uselp->usel_sels

#endif /*_NSEL_*/