2008-12-06 00:59:15 +00:00
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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2008-12-17 18:04:04 +00:00
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#ifndef _LIBSPL_SYS_PARAM_H
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#define _LIBSPL_SYS_PARAM_H
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2008-12-06 00:59:15 +00:00
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#include_next <sys/param.h>
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#include <unistd.h>
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/*
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* File system parameters and macros.
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*
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* The file system is made out of blocks of at most MAXBSIZE units,
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* with smaller units (fragments) only in the last direct block.
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* MAXBSIZE primarily determines the size of buffers in the buffer
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* pool. It may be made larger without any effect on existing
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* file systems; however making it smaller make make some file
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* systems unmountable.
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*
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* Note that the blocked devices are assumed to have DEV_BSIZE
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* "sectors" and that fragments must be some multiple of this size.
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*/
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#define MAXBSIZE 8192
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#define DEV_BSIZE 512
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#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */
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#define MAXNAMELEN 256
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#define MAXOFFSET_T 0x7fffffffffffffffl
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#define UID_NOBODY 60001 /* user ID no body */
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#define GID_NOBODY UID_NOBODY
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#define UID_NOACCESS 60002 /* user ID no access */
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#define MAXUID 2147483647 /* max user id */
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#define MAXPROJID MAXUID /* max project id */
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#define PAGESIZE (sysconf(_SC_PAGESIZE))
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#endif
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