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/* $OpenBSD: rf_interdecluster.h,v 1.3 2002/12/16 07:01:04 tdeval Exp $ */
/* $NetBSD: rf_interdecluster.h,v 1.3 1999/02/05 00:06:12 oster Exp $ */
/*
* Copyright (c) 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Khalil Amiri
*
* 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 Software.Distribution@CS.CMU.EDU
* 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_interdecluster.h
* header file for Interleaved Declustering
*/
#ifndef _RF__RF_INTERDECLUSTER_H_
#define _RF__RF_INTERDECLUSTER_H_
int rf_ConfigureInterDecluster(RF_ShutdownList_t **, RF_Raid_t *,
RF_Config_t *);
int rf_GetDefaultNumFloatingReconBuffersInterDecluster(RF_Raid_t *);
RF_HeadSepLimit_t rf_GetDefaultHeadSepLimitInterDecluster(RF_Raid_t *);
RF_ReconUnitCount_t rf_GetNumSpareRUsInterDecluster(RF_Raid_t *);
void rf_MapSectorInterDecluster(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t *,
RF_RowCol_t *, RF_SectorNum_t *, int);
void rf_MapParityInterDecluster(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t *,
RF_RowCol_t *, RF_SectorNum_t *, int);
void rf_IdentifyStripeInterDecluster(RF_Raid_t *, RF_RaidAddr_t,
RF_RowCol_t **, RF_RowCol_t *);
void rf_MapSIDToPSIDInterDecluster(RF_RaidLayout_t *, RF_StripeNum_t,
RF_StripeNum_t *, RF_ReconUnitNum_t *);
void rf_RAIDIDagSelect(RF_Raid_t *, RF_IoType_t, RF_AccessStripeMap_t *,
RF_VoidFuncPtr *);
#endif /* !_RF__RF_INTERDECLUSTER_H_ */
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