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9c7da9a95a
This change restricts filesystem creation if the given name contains either '.' or '..' Reviewed-by: Matt Ahrens <mahrens@delphix.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Richard Elling <Richard.Elling@RichardElling.com> Signed-off-by: TulsiJain <tulsi.jain@delphix.com> Closes #8842 Closes #8564
69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
/*
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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 (the "License").
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* You may not use this file except in compliance 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 2009 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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/*
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* Copyright (c) 2013, 2016 by Delphix. All rights reserved.
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*/
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#ifndef _ZFS_NAMECHECK_H
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#define _ZFS_NAMECHECK_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum {
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NAME_ERR_LEADING_SLASH, /* name begins with leading slash */
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NAME_ERR_EMPTY_COMPONENT, /* name contains an empty component */
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NAME_ERR_TRAILING_SLASH, /* name ends with a slash */
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NAME_ERR_INVALCHAR, /* invalid character found */
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NAME_ERR_MULTIPLE_DELIMITERS, /* multiple '@'/'#' delimiters found */
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NAME_ERR_NOLETTER, /* pool doesn't begin with a letter */
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NAME_ERR_RESERVED, /* entire name is reserved */
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NAME_ERR_DISKLIKE, /* reserved disk name (c[0-9].*) */
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NAME_ERR_TOOLONG, /* name is too long */
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NAME_ERR_SELF_REF, /* reserved self path name ('.') */
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NAME_ERR_PARENT_REF, /* reserved parent path name ('..') */
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NAME_ERR_NO_AT, /* permission set is missing '@' */
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} namecheck_err_t;
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#define ZFS_PERMSET_MAXLEN 64
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extern int zfs_max_dataset_nesting;
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int get_dataset_depth(const char *);
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int pool_namecheck(const char *, namecheck_err_t *, char *);
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int entity_namecheck(const char *, namecheck_err_t *, char *);
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int dataset_namecheck(const char *, namecheck_err_t *, char *);
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int dataset_nestcheck(const char *);
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int mountpoint_namecheck(const char *, namecheck_err_t *);
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int zfs_component_namecheck(const char *, namecheck_err_t *, char *);
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int permset_namecheck(const char *, namecheck_err_t *, char *);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ZFS_NAMECHECK_H */
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