exists.c

wm PNE 3.3 source code, running at more than vxworks6.x version.

/*
 *  Copyright 2000-2005 Wind River Systems, Inc.
 *  All rights reserved.  Provided under license only.
 *  Distribution or other use of this software is only
 *  permitted pursuant to the terms of a license agreement
 *  from Wind River Systems (and is otherwise prohibited).
 *  Refer to that license agreement for terms of use.
 */

/*
 *  Copyright 1991-1997 Epilogue Technology Corporation.
 *  Copyright 1998 Integrated Systems, Inc.
 *  All rights reserved.
 */

/*
 * $Log: exists.c,v $
 * Revision 1.2  2001/11/06 21:20:10  josh
 * revised new path hacking
 *
 * Revision 1.1.1.1  2001/11/05 17:47:38  tneale
 * Tornado shuffle
 *
 * Revision 9.3  2001/01/19 22:21:51  paul
 * Update copyright.
 *
 * Revision 9.2  2000/03/17 00:17:22  meister
 * Update copyright message
 *
 * Revision 9.1  1999/05/24 20:11:57  josh
 * 'compc' and 'compl' have been replaced by 'tcount' and 'tlist'
 * to avoid C++ compiler errors.
 *
 * Revision 9.0  1998/10/16 22:08:31  sar
 * Update version stamp to match release
 *
 * Revision 8.2  1998/06/05 18:52:45  sra
 * "#include <foo.h>" => "#include <envoy/h/foo.h>".
 *
 * Revision 8.1  1998/02/25 04:49:08  sra
 * Update copyrights.
 *
 * Revision 8.0  1997/11/18 00:55:57  sar
 * Updated revision to 8.0
 *
 * Revision 7.2  1997/03/20 06:49:47  sra
 * DFARS-safe copyright text.  Zap!
 *
 * Revision 7.1  1997/02/25 10:49:26  sra
 * Update copyright notice, dust under the bed.
 *
 * Revision 7.0  1996/03/15 22:21:24  sar
 * Updated revision to 7.0 and copyright to 96
 *
 * Revision 6.1  1996/01/05  19:02:18  sar
 * Removed no_pp style definitions as well as unnecessary include files
 *
 * Revision 6.0  1995/05/31  21:50:30  sra
 * Release 6.0.
 *
 * Revision 5.0  1994/05/16  15:29:57  sar
 * Updated revision to 5.0 and copyright to 1994
 *
 * Revision 4.1  1993/09/30  19:37:53  sar
 * Modified it_exists to return TPROC_NO_CREATION if we are trying to set
 * or create this object.
 *
 * Revision 4.0  1993/06/24  15:58:43  sar
 * Updated rev to 4.0 and copyright to 93
 *
 * Revision 3.1  1993/03/01  17:14:17  dab
 * Changed variable named index to vb_index so it doesn't shadow index()
 * routine that some systems have.
 *
 * Revision 3.0  1992/04/03  19:53:01  dab
 * Release 3.0
 *
 * Revision 1.2  91/10/30  20:37:57  dab
 * Directly include asn1conf.h and snmpdefs.h.
 * 
 * Revision 1.1  91/10/24  11:05:06  dab
 * Initial revision
 * 
 */

/* [clearcase]
modification history
-------------------
01b,18apr05,job  update copyright notices
01a,24nov03,job  update copyright information
*/

#include <wrn/wm/snmp/engine/asn1conf.h>
#include <wrn/wm/snmp/engine/asn1.h>
#include <wrn/wm/snmp/engine/localio.h>
#include <wrn/wm/snmp/engine/buffer.h>
#include <wrn/wm/snmp/engine/decode.h>
#include <wrn/wm/snmp/engine/snmpdefs.h>
#include <wrn/wm/snmp/engine/snmp.h>
#include <wrn/wm/snmp/engine/auxfuncs.h>

/* Test function for simple mib variables that have exactly one
 * instance of 0.
 */
int
  it_exists(int		form,		/* TEST_SET & TEST_GET from mib.h */
	    OIDC_T	lastmatch,	/* Last component matched */
	    int		tcount,
	    OIDC_T *	tlist,
	    char *	cookie,
	    SNMP_PKT_T *pktp,
	    int		vb_index) 	/* Index (zero based) of VB_T	*/
{
  /* For non-tabular parameters, the "object instance", i.e. the unused	*/
  /* portion of the object identifier, must be a single component of    */
  /* value zero. */
  if ((tcount == 1) && (*tlist == 0))
    return 0;

  /* If this was a get we return no such, for sets or creates we return 
     no creation */
  if (form == TEST_GET)
      return(TPROC_NOSUCH);
  else
      return(TPROC_NO_CREATION);    
}