sys/dev/raidframe/rf_utils.h

   1 /*      $NetBSD: rf_utils.h,v 1.4 1999/08/13 03:26:55 oster Exp $       */
   2 /*
   3  * Copyright (c) 1995 Carnegie-Mellon University.
   4  * All rights reserved.
   5  *
   6  * Author: Mark Holland
   7  *
   8  * Permission to use, copy, modify and distribute this software and
   9  * its documentation is hereby granted, provided that both the copyright
  10  * notice and this permission notice appear in all copies of the
  11  * software, derivative works or modified versions, and any portions
  12  * thereof, and that both notices appear in supporting documentation.
  13  *
  14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
  16  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  17  *
  18  * Carnegie Mellon requests users of this software to return to
  19  *
  20  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  21  *  School of Computer Science
  22  *  Carnegie Mellon University
  23  *  Pittsburgh PA 15213-3890
  24  *
  25  * any improvements or extensions that they make and grant Carnegie the
  26  * rights to redistribute these changes.
  27  */
  28
  29 /***************************************
  30  *
  31  * rf_utils.c -- header file for utils.c
  32  *
  33  ***************************************/
  34
  35
  36 #ifndef _RF__RF_UTILS_H_
  37 #define _RF__RF_UTILS_H_
  38
  39 #include <dev/raidframe/raidframevar.h>
  40 #include "rf_alloclist.h"
  41 #include "rf_threadstuff.h"
  42
  43 char   *rf_find_non_white(char *p);
  44 char   *rf_find_white(char *p);
  45 RF_RowCol_t **rf_make_2d_array(int b, int k, RF_AllocListElem_t * allocList);
  46 RF_RowCol_t *rf_make_1d_array(int c, RF_AllocListElem_t * allocList);
  47 void    rf_free_2d_array(RF_RowCol_t ** a, int b, int k);
  48 void    rf_free_1d_array(RF_RowCol_t * a, int n);
  49 int     rf_gcd(int m, int n);
  50 int     rf_atoi(char *p);
  51 int     rf_htoi(char *p);
  52
  53 #define RF_USEC_PER_SEC 1000000
  54 #define RF_TIMEVAL_TO_US(_t_) (((_t_).tv_sec) \
  55                 * RF_USEC_PER_SEC + (_t_).tv_usec)
  56
  57 #define RF_TIMEVAL_DIFF(_start_,_end_,_diff_) { \
  58         if ((_end_)->tv_usec < (_start_)->tv_usec) { \
  59                 (_diff_)->tv_usec = ((_end_)->tv_usec + RF_USEC_PER_SEC) \
  60                                 - (_start_)->tv_usec; \
  61                 (_diff_)->tv_sec = ((_end_)->tv_sec-1) - (_start_)->tv_sec; \
  62         } \
  63         else { \
  64                 (_diff_)->tv_usec = (_end_)->tv_usec - (_start_)->tv_usec; \
  65                 (_diff_)->tv_sec  = (_end_)->tv_sec  - (_start_)->tv_sec; \
  66         } \
  67 }
  68
  69 #endif                          /* !_RF__RF_UTILS_H_ */