sys/dev/raidframe/rf_reconutil.h

   1 /*      $NetBSD: rf_reconutil.h,v 1.4.18.3 2004/09/21 13:32:54 skrll Exp $      */
   2 /*
   3  * Copyright (c) 1995 Carnegie-Mellon University.
   4  * All rights reserved.
   5  *
   6  * Author: Mark Holland
   7  *
   8  * Permission to use, copy, modify and distribute this software and
   9  * its documentation is hereby granted, provided that both the copyright
  10  * notice and this permission notice appear in all copies of the
  11  * software, derivative works or modified versions, and any portions
  12  * thereof, and that both notices appear in supporting documentation.
  13  *
  14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
  16  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  17  *
  18  * Carnegie Mellon requests users of this software to return to
  19  *
  20  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  21  *  School of Computer Science
  22  *  Carnegie Mellon University
  23  *  Pittsburgh PA 15213-3890
  24  *
  25  * any improvements or extensions that they make and grant Carnegie the
  26  * rights to redistribute these changes.
  27  */
  28
  29 /************************************************************
  30  * rf_reconutil.h -- header file for reconstruction utilities
  31  ************************************************************/
  32
  33 #ifndef _RF__RF_RECONUTIL_H_
  34 #define _RF__RF_RECONUTIL_H_
  35
  36 #include <dev/raidframe/raidframevar.h>
  37
  38 #include "rf_reconstruct.h"
  39
  40 RF_ReconCtrl_t *
  41 rf_MakeReconControl(RF_RaidReconDesc_t * reconDesc,
  42     RF_RowCol_t fcol, RF_RowCol_t scol);
  43 void    rf_FreeReconControl(RF_Raid_t * raidPtr);
  44 RF_HeadSepLimit_t rf_GetDefaultHeadSepLimit(RF_Raid_t * raidPtr);
  45 int     rf_GetDefaultNumFloatingReconBuffers(RF_Raid_t * raidPtr);
  46 RF_ReconBuffer_t *
  47 rf_MakeReconBuffer(RF_Raid_t * raidPtr, RF_RowCol_t col, RF_RbufType_t type);
  48 void    rf_FreeReconBuffer(RF_ReconBuffer_t * rbuf);
  49 void    rf_CheckFloatingRbufCount(RF_Raid_t * raidPtr, int dolock);
  50
  51 #endif                          /* !_RF__RF_RECONUTIL_H_ */