/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
 * Copyright 2010 Nexenta Systems, Inc. All rights reserved.
 * Copyright (c) 2013, 2015 by Delphix. All rights reserved.
 */

#ifndef _ZFS_DELEG_H
#define _ZFS_DELEG_H

#include <sys/fs/zfs.h>

#ifdef  __cplusplus
extern "C" {
#endif

#define ZFS_DELEG_SET_NAME_CHR          '@'             /* set name lead char */
#define ZFS_DELEG_FIELD_SEP_CHR         '$'             /* field separator */

/*
 * Max name length for a delegation attribute
 */
#define ZFS_MAX_DELEG_NAME      128

#define ZFS_DELEG_LOCAL         'l'
#define ZFS_DELEG_DESCENDENT    'd'
#define ZFS_DELEG_NA            '-'

typedef enum {
        ZFS_DELEG_NOTE_CREATE,
        ZFS_DELEG_NOTE_DESTROY,
        ZFS_DELEG_NOTE_SNAPSHOT,
        ZFS_DELEG_NOTE_ROLLBACK,
        ZFS_DELEG_NOTE_CLONE,
        ZFS_DELEG_NOTE_PROMOTE,
        ZFS_DELEG_NOTE_RENAME,
        ZFS_DELEG_NOTE_SEND,
        ZFS_DELEG_NOTE_RECEIVE,
        ZFS_DELEG_NOTE_ALLOW,
        ZFS_DELEG_NOTE_USERPROP,
        ZFS_DELEG_NOTE_MOUNT,
        ZFS_DELEG_NOTE_SHARE,
        ZFS_DELEG_NOTE_USERQUOTA,
        ZFS_DELEG_NOTE_GROUPQUOTA,
        ZFS_DELEG_NOTE_USERUSED,
        ZFS_DELEG_NOTE_GROUPUSED,
        ZFS_DELEG_NOTE_USEROBJQUOTA,
        ZFS_DELEG_NOTE_GROUPOBJQUOTA,
        ZFS_DELEG_NOTE_USEROBJUSED,
        ZFS_DELEG_NOTE_GROUPOBJUSED,
        ZFS_DELEG_NOTE_HOLD,
        ZFS_DELEG_NOTE_RELEASE,
        ZFS_DELEG_NOTE_DIFF,
        ZFS_DELEG_NOTE_BOOKMARK,
        ZFS_DELEG_NOTE_REMAP,
        ZFS_DELEG_NOTE_LOAD_KEY,
        ZFS_DELEG_NOTE_CHANGE_KEY,
        ZFS_DELEG_NOTE_PROJECTUSED,
        ZFS_DELEG_NOTE_PROJECTQUOTA,
        ZFS_DELEG_NOTE_PROJECTOBJUSED,
        ZFS_DELEG_NOTE_PROJECTOBJQUOTA,
        ZFS_DELEG_NOTE_NONE
} zfs_deleg_note_t;

typedef struct zfs_deleg_perm_tab {
        char *z_perm;
        zfs_deleg_note_t z_note;
} zfs_deleg_perm_tab_t;

extern zfs_deleg_perm_tab_t zfs_deleg_perm_tab[];

int zfs_deleg_verify_nvlist(nvlist_t *nvlist);
void zfs_deleg_whokey(char *attr, zfs_deleg_who_type_t type,
    char checkflag, void *data);
const char *zfs_deleg_canonicalize_perm(const char *perm);

#ifdef  __cplusplus
}
#endif

#endif  /* _ZFS_DELEG_H */