38a3987b69
Carnegie Mellon University. Full RAID implementation, including levels 0, 1, 4, 5, 6, parity logging, and a few other goodies. Ported to NetBSD by Greg Oster.
90 lines
2.9 KiB
C
90 lines
2.9 KiB
C
/* $NetBSD: rf_utils.h,v 1.1 1998/11/13 04:20:35 oster Exp $ */
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/*
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* Copyright (c) 1995 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Mark Holland
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/***************************************
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*
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* rf_utils.c -- header file for utils.c
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*
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***************************************/
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/* :
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* Log: rf_utils.h,v
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* Revision 1.7 1996/06/07 21:33:04 jimz
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* begin using consistent types for sector numbers,
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* stripe numbers, row+col numbers, recon unit numbers
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*
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* Revision 1.6 1996/06/02 17:31:48 jimz
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* Moved a lot of global stuff into array structure, where it belongs.
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* Fixed up paritylogging, pss modules in this manner. Some general
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* code cleanup. Removed lots of dead code, some dead files.
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*
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* Revision 1.5 1996/05/23 21:46:35 jimz
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* checkpoint in code cleanup (release prep)
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* lots of types, function names have been fixed
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*
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* Revision 1.4 1996/05/18 19:51:34 jimz
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* major code cleanup- fix syntax, make some types consistent,
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* add prototypes, clean out dead code, et cetera
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*
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* Revision 1.3 1995/12/06 15:17:53 root
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* added copyright info
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*
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*/
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#ifndef _RF__RF_UTILS_H_
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#define _RF__RF_UTILS_H_
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#include "rf_types.h"
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#include "rf_alloclist.h"
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#include "rf_threadstuff.h"
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char *rf_find_non_white(char *p);
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char *rf_find_white(char *p);
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RF_RowCol_t **rf_make_2d_array(int b, int k, RF_AllocListElem_t *allocList);
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RF_RowCol_t *rf_make_1d_array(int c, RF_AllocListElem_t *allocList);
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void rf_free_2d_array(RF_RowCol_t **a, int b, int k);
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void rf_free_1d_array(RF_RowCol_t *a, int n);
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int rf_gcd(int m, int n);
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int rf_atoi(char *p);
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int rf_htoi(char *p);
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#define RF_USEC_PER_SEC 1000000
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#define RF_TIMEVAL_DIFF(_start_,_end_,_diff_) { \
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if ((_end_)->tv_usec < (_start_)->tv_usec) { \
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(_diff_)->tv_usec = ((_end_)->tv_usec + RF_USEC_PER_SEC) \
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- (_start_)->tv_usec; \
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(_diff_)->tv_sec = ((_end_)->tv_sec-1) - (_start_)->tv_sec; \
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} \
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else { \
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(_diff_)->tv_usec = (_end_)->tv_usec - (_start_)->tv_usec; \
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(_diff_)->tv_sec = (_end_)->tv_sec - (_start_)->tv_sec; \
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} \
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}
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#endif /* !_RF__RF_UTILS_H_ */
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