zfs-builds-mm/zfs-2.0.0-rc6/lib/libzutil/zutil_import.h

77 lines
2.5 KiB
C

/*
* 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 2015 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2018 by Delphix. All rights reserved.
* Copyright 2015 RackTop Systems.
* Copyright (c) 2016, Intel Corporation.
*/
#ifndef _LIBZUTIL_ZUTIL_IMPORT_H_
#define _LIBZUTIL_ZUTIL_IMPORT_H_
#define EZFS_BADCACHE "invalid or missing cache file"
#define EZFS_BADPATH "must be an absolute path"
#define EZFS_NOMEM "out of memory"
#define EZFS_EACESS "some devices require root privileges"
#define IMPORT_ORDER_PREFERRED_1 1
#define IMPORT_ORDER_PREFERRED_2 2
#define IMPORT_ORDER_SCAN_OFFSET 10
#define IMPORT_ORDER_DEFAULT 100
typedef struct libpc_handle {
boolean_t lpc_printerr;
boolean_t lpc_open_access_error;
boolean_t lpc_desc_active;
char lpc_desc[1024];
const pool_config_ops_t *lpc_ops;
void *lpc_lib_handle;
} libpc_handle_t;
int label_paths(libpc_handle_t *hdl, nvlist_t *label, char **path,
char **devid);
int zpool_find_import_blkid(libpc_handle_t *hdl, pthread_mutex_t *lock,
avl_tree_t **slice_cache);
void * zutil_alloc(libpc_handle_t *hdl, size_t size);
char *zutil_strdup(libpc_handle_t *hdl, const char *str);
typedef struct rdsk_node {
char *rn_name; /* Full path to device */
int rn_order; /* Preferred order (low to high) */
int rn_num_labels; /* Number of valid labels */
uint64_t rn_vdev_guid; /* Expected vdev guid when set */
libpc_handle_t *rn_hdl;
nvlist_t *rn_config; /* Label config */
avl_tree_t *rn_avl;
avl_node_t rn_node;
pthread_mutex_t *rn_lock;
boolean_t rn_labelpaths;
} rdsk_node_t;
int slice_cache_compare(const void *, const void *);
void zpool_open_func(void *);
#endif /* _LIBZUTIL_ZUTIL_IMPORT_H_ */