/*      $NetBSD: rf_utils.h,v 1.5 2001/10/04 15:58:56 oster Exp $       */
/*
* Copyright (c) 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Mark Holland
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
*  Software Distribution Coordinator  or  [email protected]
*  School of Computer Science
*  Carnegie Mellon University
*  Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/

/***************************************
*
* rf_utils.c -- header file for utils.c
*
***************************************/


#ifndef _RF__RF_UTILS_H_
#define _RF__RF_UTILS_H_

#include <dev/raidframe/raidframevar.h>
#include "rf_alloclist.h"
#include "rf_threadstuff.h"

char   *rf_find_non_white(char *p);
char   *rf_find_white(char *p);
RF_RowCol_t **rf_make_2d_array(int b, int k, RF_AllocListElem_t * allocList);
RF_RowCol_t *rf_make_1d_array(int c, RF_AllocListElem_t * allocList);
void    rf_free_2d_array(RF_RowCol_t ** a, int b, int k);
void    rf_free_1d_array(RF_RowCol_t * a, int n);
int     rf_gcd(int m, int n);
int     rf_atoi(char *p);
int     rf_htoi(char *p);

#define RF_USEC_PER_SEC 1000000
#define RF_TIMEVAL_TO_US(_t_) (((_t_).tv_sec) \
               * RF_USEC_PER_SEC + (_t_).tv_usec)

#define RF_TIMEVAL_DIFF(_start_,_end_,_diff_) { \
       if ((_end_)->tv_usec < (_start_)->tv_usec) { \
               (_diff_)->tv_usec = ((_end_)->tv_usec + RF_USEC_PER_SEC) \
                               - (_start_)->tv_usec; \
               (_diff_)->tv_sec = ((_end_)->tv_sec-1) - (_start_)->tv_sec; \
       } \
       else { \
               (_diff_)->tv_usec = (_end_)->tv_usec - (_start_)->tv_usec; \
               (_diff_)->tv_sec  = (_end_)->tv_sec  - (_start_)->tv_sec; \
       } \
}

#endif                          /* !_RF__RF_UTILS_H_ */