3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*

  23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28 
  29 /*
  30  * DESCRIPTION: Contains utilities relating to TTL calculation.
  31  */
  32 #include <unistd.h>
  33 #include <syslog.h>
  34 #include <errno.h>
  35 #include <strings.h>
  36 #include <ndbm.h>
  37 #include "ypsym.h"
  38 #include "ypdefs.h"
  39 #include "shim.h"
  40 #include "yptol.h"
  41 #include "../ldap_util.h"
  42 
  43 /*
  44  * Constants used in time calculations
  45  */
  46 #define MILLION 1000000
  47 
  48 /*

 268  * FUNCTION:    add_to_timeval()
 269  *
 270  * DESCRIPTION: Adds an int to a timeval
 271  *
 272  * NOTE :       Seems strange that there is not a library function to do this
 273  *              if one exists then this function can be removed.
 274  *
 275  * NOTE :       Does not handle UNIX clock wrap round but this is a much bigger
 276  *              problem.
 277  *
 278  * INPUTS:      Time value to add to
 279  *              Time value to add in seconds
 280  *
 281  * OUTPUTS:     SUCCESS = Addition successful
 282  *              FAILURE = Addition failed (probably wrapped)
 283  *
 284  */
 285 suc_code
 286 add_to_timeval(struct timeval *t1, int t2)
 287 {
 288         long usec;
 289         struct timeval oldval;
 290 
 291         oldval.tv_sec = t1->tv_sec;
 292 
 293         /* Add seconds part */
 294         t1->tv_sec += t2;
 295 
 296         /* Check for clock wrap */
 297         if (!(t1->tv_sec >= oldval.tv_sec)) {
 298                 logmsg(MSG_NOTIMECHECK, LOG_ERR,
 299                         "Wrap when adding %d to %d", t2, oldval.tv_sec);
 300                 return (FAILURE);
 301         }
 302 
 303         return (SUCCESS);
 304 }
 305 
 306 /*
 307  * FUNCTION:    is_greater_timeval()
 308  *

   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2015 Gary Mills
  24  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  25  * Use is subject to license terms.
  26  */
  27 


  28 /*
  29  * DESCRIPTION: Contains utilities relating to TTL calculation.
  30  */
  31 #include <unistd.h>
  32 #include <syslog.h>
  33 #include <errno.h>
  34 #include <strings.h>
  35 #include <ndbm.h>
  36 #include "ypsym.h"
  37 #include "ypdefs.h"
  38 #include "shim.h"
  39 #include "yptol.h"
  40 #include "../ldap_util.h"
  41 
  42 /*
  43  * Constants used in time calculations
  44  */
  45 #define MILLION 1000000
  46 
  47 /*

 267  * FUNCTION:    add_to_timeval()
 268  *
 269  * DESCRIPTION: Adds an int to a timeval
 270  *
 271  * NOTE :       Seems strange that there is not a library function to do this
 272  *              if one exists then this function can be removed.
 273  *
 274  * NOTE :       Does not handle UNIX clock wrap round but this is a much bigger
 275  *              problem.
 276  *
 277  * INPUTS:      Time value to add to
 278  *              Time value to add in seconds
 279  *
 280  * OUTPUTS:     SUCCESS = Addition successful
 281  *              FAILURE = Addition failed (probably wrapped)
 282  *
 283  */
 284 suc_code
 285 add_to_timeval(struct timeval *t1, int t2)
 286 {

 287         struct timeval oldval;
 288 
 289         oldval.tv_sec = t1->tv_sec;
 290 
 291         /* Add seconds part */
 292         t1->tv_sec += t2;
 293 
 294         /* Check for clock wrap */
 295         if (!(t1->tv_sec >= oldval.tv_sec)) {
 296                 logmsg(MSG_NOTIMECHECK, LOG_ERR,
 297                         "Wrap when adding %d to %d", t2, oldval.tv_sec);
 298                 return (FAILURE);
 299         }
 300 
 301         return (SUCCESS);
 302 }
 303 
 304 /*
 305  * FUNCTION:    is_greater_timeval()
 306  *