1 /* $OpenBSD: rf_map.h,v 1.3 2002/12/16 07:01:04 tdeval Exp $ */ 2 /* $NetBSD: rf_map.h,v 1.3 1999/02/05 00:06:12 oster Exp $ */ 3 4 /* 5 * Copyright (c) 1995 Carnegie-Mellon University. 6 * All rights reserved. 7 * 8 * Author: Mark Holland 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 /* rf_map.h */ 32 33 #ifndef _RF__RF_MAP_H_ 34 #define _RF__RF_MAP_H_ 35 36 #include "rf_types.h" 37 #include "rf_alloclist.h" 38 #include "rf_raid.h" 39 40 /* Mapping structure allocation and free routines. */ 41 RF_AccessStripeMapHeader_t *rf_MapAccess(RF_Raid_t *, RF_RaidAddr_t, 42 RF_SectorCount_t, caddr_t, int); 43 44 void rf_MarkFailuresInASMList(RF_Raid_t *, RF_AccessStripeMapHeader_t *); 45 46 RF_AccessStripeMap_t *rf_DuplicateASM(RF_AccessStripeMap_t *); 47 48 RF_PhysDiskAddr_t *rf_DuplicatePDA(RF_PhysDiskAddr_t *); 49 50 int rf_ConfigureMapModule(RF_ShutdownList_t **); 51 52 RF_AccessStripeMapHeader_t *rf_AllocAccessStripeMapHeader(void); 53 54 void rf_FreeAccessStripeMapHeader(RF_AccessStripeMapHeader_t *); 55 56 RF_PhysDiskAddr_t *rf_AllocPhysDiskAddr(void); 57 58 RF_PhysDiskAddr_t *rf_AllocPDAList(int); 59 60 void rf_FreePhysDiskAddr(RF_PhysDiskAddr_t *); 61 62 RF_AccessStripeMap_t *rf_AllocAccessStripeMapComponent(void); 63 64 RF_AccessStripeMap_t *rf_AllocASMList(int); 65 66 void rf_FreeAccessStripeMapComponent(RF_AccessStripeMap_t *); 67 68 void rf_FreeAccessStripeMap(RF_AccessStripeMapHeader_t *); 69 70 int rf_CheckStripeForFailures(RF_Raid_t *, RF_AccessStripeMap_t *); 71 72 int rf_NumFailedDataUnitsInStripe(RF_Raid_t *, RF_AccessStripeMap_t *); 73 74 void rf_PrintAccessStripeMap(RF_AccessStripeMapHeader_t *); 75 76 void rf_PrintFullAccessStripeMap(RF_AccessStripeMapHeader_t *, int); 77 78 void rf_PrintRaidAddressInfo(RF_Raid_t *, RF_RaidAddr_t, RF_SectorCount_t); 79 80 void rf_ASMParityAdjust(RF_PhysDiskAddr_t *, RF_StripeNum_t, RF_SectorNum_t, 81 RF_RaidLayout_t *, RF_AccessStripeMap_t *); 82 83 void rf_ASMCheckStatus(RF_Raid_t *, RF_PhysDiskAddr_t *, 84 RF_AccessStripeMap_t *, RF_RaidDisk_t **, int); 85 86 #endif /* !_RF__RF_MAP_H_ */ 87