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README.acls
(3.26 KB)
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README.extattr
(4.44 KB)
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acl.h
(2.11 KB)
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dinode.h
(8.53 KB)
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dir.h
(5.79 KB)
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dirhash.h
(5.19 KB)
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extattr.h
(5.37 KB)
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gjournal.h
(1.64 KB)
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inode.h
(10.82 KB)
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quota.h
(9.35 KB)
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ufs_acl.c
(17.21 KB)
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ufs_bmap.c
(13.64 KB)
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ufs_dirhash.c
(36.51 KB)
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ufs_extattr.c
(33.92 KB)
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ufs_extern.h
(5.66 KB)
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ufs_gjournal.c
(3.47 KB)
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ufs_inode.c
(6.92 KB)
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ufs_lookup.c
(43.74 KB)
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ufs_quota.c
(43.93 KB)
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ufs_vfsops.c
(4.79 KB)
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ufs_vnops.c
(74.65 KB)
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ufsmount.h
(7.34 KB)
Editing: ufs_vfsops.c
/*- * SPDX-License-Identifier: BSD-3-Clause * * Copyright (c) 1991, 1993, 1994 * The Regents of the University of California. All rights reserved. * (c) UNIX System Laboratories, Inc. * All or some portions of this file are derived from material licensed * to the University of California by American Telephone and Telegraph * Co. or Unix System Laboratories, Inc. and are reproduced herein with * the permission of UNIX System Laboratories, Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)ufs_vfsops.c 8.8 (Berkeley) 5/20/95 */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include "opt_quota.h" #include "opt_ufs.h" #include <sys/param.h> #include <sys/systm.h> #include <sys/kernel.h> #include <sys/lock.h> #include <sys/malloc.h> #include <sys/mount.h> #include <sys/proc.h> #include <sys/socket.h> #include <sys/vnode.h> #include <ufs/ufs/extattr.h> #include <ufs/ufs/quota.h> #include <ufs/ufs/inode.h> #include <ufs/ufs/ufsmount.h> #include <ufs/ufs/ufs_extern.h> #ifdef UFS_DIRHASH #include <ufs/ufs/dir.h> #include <ufs/ufs/dirhash.h> #endif MALLOC_DEFINE(M_UFSMNT, "ufs_mount", "UFS mount structure"); /* * Return the root of a filesystem. */ int ufs_root(mp, flags, vpp) struct mount *mp; int flags; struct vnode **vpp; { struct vnode *nvp; int error; error = VFS_VGET(mp, (ino_t)UFS_ROOTINO, flags, &nvp); if (error) return (error); *vpp = nvp; return (0); } /* * Do operations associated with quotas */ int ufs_quotactl(mp, cmds, id, arg) struct mount *mp; int cmds; uid_t id; void *arg; { #ifndef QUOTA if ((cmds >> SUBCMDSHIFT) == Q_QUOTAON || (cmds >> SUBCMDSHIFT) == Q_QUOTAOFF) vfs_unbusy(mp); return (EOPNOTSUPP); #else struct thread *td; int cmd, type, error; td = curthread; cmd = cmds >> SUBCMDSHIFT; type = cmds & SUBCMDMASK; if (id == -1) { switch (type) { case USRQUOTA: id = td->td_ucred->cr_ruid; break; case GRPQUOTA: id = td->td_ucred->cr_rgid; break; default: if (cmd == Q_QUOTAON || cmd == Q_QUOTAOFF) vfs_unbusy(mp); return (EINVAL); } } if ((u_int)type >= MAXQUOTAS) { if (cmd == Q_QUOTAON || cmd == Q_QUOTAOFF) vfs_unbusy(mp); return (EINVAL); } switch (cmd) { case Q_QUOTAON: error = quotaon(td, mp, type, arg); break; case Q_QUOTAOFF: vfs_ref(mp); vfs_unbusy(mp); vn_start_write(NULL, &mp, V_WAIT | V_MNTREF); error = quotaoff(td, mp, type); vn_finished_write(mp); break; case Q_SETQUOTA32: error = setquota32(td, mp, id, type, arg); break; case Q_SETUSE32: error = setuse32(td, mp, id, type, arg); break; case Q_GETQUOTA32: error = getquota32(td, mp, id, type, arg); break; case Q_SETQUOTA: error = setquota(td, mp, id, type, arg); break; case Q_SETUSE: error = setuse(td, mp, id, type, arg); break; case Q_GETQUOTA: error = getquota(td, mp, id, type, arg); break; case Q_GETQUOTASIZE: error = getquotasize(td, mp, id, type, arg); break; case Q_SYNC: error = qsync(mp); break; default: error = EINVAL; break; } return (error); #endif } /* * Initial UFS filesystems, done only once. */ int ufs_init(vfsp) struct vfsconf *vfsp; { #ifdef QUOTA dqinit(); #endif #ifdef UFS_DIRHASH ufsdirhash_init(); #endif return (0); } /* * Uninitialise UFS filesystems, done before module unload. */ int ufs_uninit(vfsp) struct vfsconf *vfsp; { #ifdef QUOTA dquninit(); #endif #ifdef UFS_DIRHASH ufsdirhash_uninit(); #endif return (0); }
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