1 /* $OpenBSD: rf_evenodd.h,v 1.3 2002/12/16 07:01:04 tdeval Exp $ */
2 /* $NetBSD: rf_evenodd.h,v 1.2 1999/02/05 00:06:11 oster Exp $ */
3
4 /*
5 * Copyright (c) 1995, 1996 Carnegie-Mellon University.
6 * All rights reserved.
7 *
8 * Author: Chang-Ming Wu
9 *
10 * Permission to use, copy, modify and distribute this software and
11 * its documentation is hereby granted, provided that both the copyright
12 * notice and this permission notice appear in all copies of the
13 * software, derivative works or modified versions, and any portions
14 * thereof, and that both notices appear in supporting documentation.
15 *
16 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
17 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
18 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
19 *
20 * Carnegie Mellon requests users of this software to return to
21 *
22 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
23 * School of Computer Science
24 * Carnegie Mellon University
25 * Pittsburgh PA 15213-3890
26 *
27 * any improvements or extensions that they make and grant Carnegie the
28 * rights to redistribute these changes.
29 */
30
31 #ifndef _RF__RF_EVENODD_H_
32 #define _RF__RF_EVENODD_H_
33
34 /* Extern declarations of the failure mode functions. */
35 int rf_ConfigureEvenOdd(RF_ShutdownList_t **, RF_Raid_t *, RF_Config_t *);
36 int rf_GetDefaultNumFloatingReconBuffersEvenOdd(RF_Raid_t *);
37 RF_HeadSepLimit_t rf_GetDefaultHeadSepLimitEvenOdd(RF_Raid_t *);
38 void rf_IdentifyStripeEvenOdd(RF_Raid_t *, RF_RaidAddr_t,
39 RF_RowCol_t **, RF_RowCol_t *);
40 void rf_MapParityEvenOdd(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t *,
41 RF_RowCol_t *, RF_SectorNum_t *, int);
42 void rf_MapEEvenOdd(RF_Raid_t *, RF_RaidAddr_t, RF_RowCol_t *,
43 RF_RowCol_t *, RF_SectorNum_t *, int);
44 void rf_EODagSelect(RF_Raid_t *, RF_IoType_t, RF_AccessStripeMap_t *,
45 RF_VoidFuncPtr *);
46 int rf_VerifyParityEvenOdd(RF_Raid_t *, RF_RaidAddr_t, RF_PhysDiskAddr_t *,
47 int, RF_RaidAccessFlags_t);
48
49 #endif /* !_RF__RF_EVENODD_H_ */