NetBSD-5.0.2/sys/dev/raidframe/rf_reconbuffer.h

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/*	$NetBSD: rf_reconbuffer.h,v 1.8 2005/12/11 12:23:37 christos Exp $	*/
/*
 * Copyright (c) 1995 Carnegie-Mellon University.
 * All rights reserved.
 *
 * Author: Mark Holland
 *
 * 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_reconbuffer.h -- header file for reconstruction buffer manager
 *
 *******************************************************************/

#ifndef _RF__RF_RECONBUFFER_H_
#define _RF__RF_RECONBUFFER_H_

#include <dev/raidframe/raidframevar.h>

#include "rf_reconstruct.h"

int
rf_SubmitReconBuffer(RF_ReconBuffer_t * rbuf, int keep_int,
    int use_committed);
int
rf_SubmitReconBufferBasic(RF_ReconBuffer_t * rbuf, int keep_int,
    int use_committed);
int
rf_MultiWayReconXor(RF_Raid_t * raidPtr,
    RF_ReconParityStripeStatus_t * pssPtr);
RF_ReconBuffer_t *rf_GetFullReconBuffer(RF_ReconCtrl_t * reconCtrlPtr);
int
rf_CheckForFullRbuf(RF_Raid_t * raidPtr, RF_ReconCtrl_t * reconCtrl,
    RF_ReconParityStripeStatus_t * pssPtr, int numDataCol);
void
rf_ReleaseFloatingReconBuffer(RF_Raid_t * raidPtr, RF_ReconBuffer_t * rbuf);

#endif				/* !_RF__RF_RECONBUFFER_H_ */