src/lwp/timer.h

   1 /*
   2  * Copyright 2000, International Business Machines Corporation and others.
   3  * All Rights Reserved.
   4  *
   5  * This software has been released under the terms of the IBM Public
   6  * License.  For details, see the LICENSE file in the top-level source
   7  * directory or online at http://www.openafs.org/dl/license10.html
   8  */
   9
  10 /*******************************************************************\
  11 *                                                                   *
  12 *       Information Technology Center                               *
  13 *       Carnegie-Mellon University                                  *
  14 *                                                                   *
  15 *                                                                   *
  16 \*******************************************************************/
  17
  18 struct TM_Elem {
  19     struct TM_Elem      *Next;          /* filled by package */
  20     struct TM_Elem      *Prev;          /* filled by package */
  21     struct timeval      TotalTime;      /* filled in by caller -- modified by package */
  22     struct timeval      TimeLeft;       /* filled by package */
  23     char                *BackPointer;   /* filled by caller, not interpreted by package */
  24 };
  25
  26 #if defined(AFS_HPUX_ENV) || defined(AFS_NT40_ENV)
  27 extern void insque(struct TM_Elem *elementp, struct TM_Elem *quep);
  28 extern void remque(struct TM_Elem *elementp);
  29 extern int TM_eql(struct timeval *t1, struct timeval *t2);
  30 #endif
  31 #ifndef _TIMER_IMPL_
  32 #define Tm_Insert(list, elem) insque(list, elem)
  33 #define TM_Remove(list, elem) remque(elem)
  34 extern int TM_Rescan();
  35 void TM_Insert();
  36 extern struct TM_Elem *TM_GetExpired();
  37 extern struct TM_Elem *TM_GetEarliest();
  38 #endif
  39
  40 extern int TM_Final();
  41
  42 #define FOR_ALL_ELTS(var, list, body)\
  43         {\
  44             register struct TM_Elem *_LIST_, *var, *_NEXT_;\
  45             _LIST_ = (list);\
  46             for (var = _LIST_ -> Next; var != _LIST_; var = _NEXT_) {\
  47                 _NEXT_ = var -> Next;\
  48                 body\
  49             }\
  50         }