rf_utils.h

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    1 /*      $NetBSD: rf_utils.h,v 1.5 2001/10/04 15:58:56 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_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/raidframe/rf_utils.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/raidframe/rf_utils.h