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rf_utils.h revision 1.1 
      1 /*	$NetBSD: rf_utils.h,v 1.1 1998/11/13 04:20:35 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 (at) 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  * Log: rf_utils.h,v
     37  * Revision 1.7  1996/06/07 21:33:04  jimz
     38  * begin using consistent types for sector numbers,
     39  * stripe numbers, row+col numbers, recon unit numbers
     40  *
     41  * Revision 1.6  1996/06/02  17:31:48  jimz
     42  * Moved a lot of global stuff into array structure, where it belongs.
     43  * Fixed up paritylogging, pss modules in this manner. Some general
     44  * code cleanup. Removed lots of dead code, some dead files.
     45  *
     46  * Revision 1.5  1996/05/23  21:46:35  jimz
     47  * checkpoint in code cleanup (release prep)
     48  * lots of types, function names have been fixed
     49  *
     50  * Revision 1.4  1996/05/18  19:51:34  jimz
     51  * major code cleanup- fix syntax, make some types consistent,
     52  * add prototypes, clean out dead code, et cetera
     53  *
     54  * Revision 1.3  1995/12/06  15:17:53  root
     55  * added copyright info
     56  *
     57  */
     58 
     59 #ifndef _RF__RF_UTILS_H_
     60 #define _RF__RF_UTILS_H_
     61 
     62 #include "rf_types.h"
     63 #include "rf_alloclist.h"
     64 #include "rf_threadstuff.h"
     65 
     66 char *rf_find_non_white(char *p);
     67 char *rf_find_white(char *p);
     68 RF_RowCol_t **rf_make_2d_array(int b, int k, RF_AllocListElem_t *allocList);
     69 RF_RowCol_t *rf_make_1d_array(int c, RF_AllocListElem_t *allocList);
     70 void rf_free_2d_array(RF_RowCol_t **a, int b, int k);
     71 void rf_free_1d_array(RF_RowCol_t *a, int n);
     72 int rf_gcd(int m, int n);
     73 int rf_atoi(char *p);
     74 int rf_htoi(char *p);
     75 
     76 #define RF_USEC_PER_SEC 1000000
     77 #define RF_TIMEVAL_DIFF(_start_,_end_,_diff_) { \
     78 	if ((_end_)->tv_usec < (_start_)->tv_usec) { \
     79 		(_diff_)->tv_usec = ((_end_)->tv_usec + RF_USEC_PER_SEC) \
     80 				- (_start_)->tv_usec; \
     81 		(_diff_)->tv_sec = ((_end_)->tv_sec-1) - (_start_)->tv_sec; \
     82 	} \
     83 	else { \
     84 		(_diff_)->tv_usec = (_end_)->tv_usec - (_start_)->tv_usec; \
     85 		(_diff_)->tv_sec  = (_end_)->tv_sec  - (_start_)->tv_sec; \
     86 	} \
     87 }
     88 
     89 #endif /* !_RF__RF_UTILS_H_ */
     90