freebsd-dev/sys/dev/raidframe/rf_memchunk.h

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/* $FreeBSD$ */
/* $NetBSD: rf_memchunk.h,v 1.3 1999/02/05 00:06:13 oster 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.
*/
/* header file for rf_memchunk.c. See comments there */
#ifndef _RF__RF_MEMCHUNK_H_
#define _RF__RF_MEMCHUNK_H_
#include <dev/raidframe/rf_types.h>
struct RF_ChunkDesc_s {
int size;
int reuse_count;
char *buf;
RF_ChunkDesc_t *next;
};
int rf_ConfigureMemChunk(RF_ShutdownList_t ** listp);
RF_ChunkDesc_t *rf_GetMemChunk(int size);
void rf_ReleaseMemChunk(RF_ChunkDesc_t * chunk);
#endif /* !_RF__RF_MEMCHUNK_H_ */