76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
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/* $FreeBSD$ */
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/* $NetBSD: rf_pqdeg.h,v 1.3 1999/02/05 00:06:15 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: Daniel Stodolsky
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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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#ifndef _RF__RF_PQDEG_H_
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#define _RF__RF_PQDEG_H_
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#include <dev/raidframe/rf_types.h>
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#if RF_UTILITY == 0
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#include <dev/raidframe/rf_dag.h>
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/* extern decl's of the failure mode PQ functions.
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* See pddeg.c for nomenclature discussion.
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*/
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/* reads, single failure */
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_100_CreateReadDAG);
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/* reads, two failure */
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_110_CreateReadDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_101_CreateReadDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_200_CreateReadDAG);
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/* writes, single failure */
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_100_CreateWriteDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_010_CreateSmallWriteDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_010_CreateLargeWriteDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_001_CreateSmallWriteDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_001_CreateLargeWriteDAG);
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/* writes, double failure */
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_011_CreateWriteDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_110_CreateWriteDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_101_CreateWriteDAG);
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RF_CREATE_DAG_FUNC_DECL(rf_PQ_200_CreateWriteDAG);
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#endif /* RF_UTILITY == 0 */
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typedef RF_uint32 RF_ua32_t[32];
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typedef RF_uint8 RF_ua1024_t[1024];
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extern RF_ua32_t rf_rn;
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extern RF_ua32_t rf_qfor[32];
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#ifndef _KERNEL /* we don't support PQ in the kernel yet, so
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* don't link in this monster table */
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extern RF_ua1024_t rf_qinv[29 * 29];
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#else /* !_KERNEL */
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extern RF_ua1024_t rf_qinv[1];
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#endif /* !_KERNEL */
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#endif /* !_RF__RF_PQDEG_H_ */
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