91 lines
3.1 KiB
C
91 lines
3.1 KiB
C
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/* $NetBSD: ulfs_quota1_subr.c,v 1.3 2013/06/06 00:49:28 dholland Exp $ */
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/* from NetBSD: quota1_subr.c,v 1.7 2012/01/29 06:23:20 dholland Exp */
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/*-
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* Copyright (c) 2010 Manuel Bouyer
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: ulfs_quota1_subr.c,v 1.3 2013/06/06 00:49:28 dholland Exp $");
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#include <sys/types.h>
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#include <machine/limits.h>
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#include <sys/quota.h>
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#include <ufs/lfs/ulfs_quota1.h>
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static uint64_t
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dqblk2q2e_limit(uint32_t lim)
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{
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if (lim == 0)
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return UQUAD_MAX;
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else
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return (lim - 1);
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}
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static uint32_t
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q2e2dqblk_limit(uint64_t lim)
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{
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if (lim == UQUAD_MAX)
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return 0;
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else
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return (lim + 1);
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}
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void
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lfs_dqblk_to_quotavals(const struct dqblk *dqblk,
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struct quotaval *blocks, struct quotaval *files)
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{
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/* XXX is qv_grace getting handled correctly? */
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blocks->qv_hardlimit = dqblk2q2e_limit(dqblk->dqb_bhardlimit);
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blocks->qv_softlimit = dqblk2q2e_limit(dqblk->dqb_bsoftlimit);
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blocks->qv_usage = dqblk->dqb_curblocks;
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blocks->qv_expiretime = dqblk->dqb_btime;
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files->qv_hardlimit = dqblk2q2e_limit(dqblk->dqb_ihardlimit);
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files->qv_softlimit = dqblk2q2e_limit(dqblk->dqb_isoftlimit);
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files->qv_usage = dqblk->dqb_curinodes;
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files->qv_expiretime = dqblk->dqb_itime;
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}
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void
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lfs_quotavals_to_dqblk(const struct quotaval *blocks, const struct quotaval *files,
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struct dqblk *dqblk)
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{
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/* XXX is qv_grace getting handled correctly? */
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dqblk->dqb_bhardlimit = q2e2dqblk_limit(blocks->qv_hardlimit);
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dqblk->dqb_bsoftlimit = q2e2dqblk_limit(blocks->qv_softlimit);
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dqblk->dqb_curblocks = blocks->qv_usage;
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dqblk->dqb_btime = blocks->qv_expiretime;
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dqblk->dqb_ihardlimit = q2e2dqblk_limit(files->qv_hardlimit);
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dqblk->dqb_isoftlimit = q2e2dqblk_limit(files->qv_softlimit);
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dqblk->dqb_curinodes = files->qv_usage;
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dqblk->dqb_itime = files->qv_expiretime;
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}
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