zfs-builds-mm/zfs-0.8.2/cmd/zpool/zpool_util.h

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2019-10-24 23:13:56 +02:00
/*
* 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) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
*/
#ifndef ZPOOL_UTIL_H
#define ZPOOL_UTIL_H
#include <libnvpair.h>
#include <libzfs.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Path to scripts you can run with "zpool status/iostat -c" */
#define ZPOOL_SCRIPTS_DIR SYSCONFDIR"/zfs/zpool.d"
/*
* Basic utility functions
*/
void *safe_malloc(size_t);
void zpool_no_memory(void);
uint_t num_logs(nvlist_t *nv);
uint64_t array64_max(uint64_t array[], unsigned int len);
int isnumber(char *str);
int highbit64(uint64_t i);
int lowbit64(uint64_t i);
/*
* Misc utility functions
*/
char *zpool_get_cmd_search_path(void);
/*
* Virtual device functions
*/
nvlist_t *make_root_vdev(zpool_handle_t *zhp, nvlist_t *props, int force,
int check_rep, boolean_t replacing, boolean_t dryrun, int argc,
char **argv);
nvlist_t *split_mirror_vdev(zpool_handle_t *zhp, char *newname,
nvlist_t *props, splitflags_t flags, int argc, char **argv);
/*
* Pool list functions
*/
int for_each_pool(int, char **, boolean_t unavail, zprop_list_t **,
zpool_iter_f, void *);
/* Vdev list functions */
typedef int (*pool_vdev_iter_f)(zpool_handle_t *, nvlist_t *, void *);
int for_each_vdev(zpool_handle_t *zhp, pool_vdev_iter_f func, void *data);
typedef struct zpool_list zpool_list_t;
zpool_list_t *pool_list_get(int, char **, zprop_list_t **, int *);
void pool_list_update(zpool_list_t *);
int pool_list_iter(zpool_list_t *, int unavail, zpool_iter_f, void *);
void pool_list_free(zpool_list_t *);
int pool_list_count(zpool_list_t *);
void pool_list_remove(zpool_list_t *, zpool_handle_t *);
libzfs_handle_t *g_zfs;
typedef struct vdev_cmd_data
{
char **lines; /* Array of lines of output, minus the column name */
int lines_cnt; /* Number of lines in the array */
char **cols; /* Array of column names */
int cols_cnt; /* Number of column names */
char *path; /* vdev path */
char *upath; /* vdev underlying path */
char *pool; /* Pool name */
char *cmd; /* backpointer to cmd */
char *vdev_enc_sysfs_path; /* enclosure sysfs path (if any) */
} vdev_cmd_data_t;
typedef struct vdev_cmd_data_list
{
char *cmd; /* Command to run */
unsigned int count; /* Number of vdev_cmd_data items (vdevs) */
/* vars to whitelist only certain vdevs, if requested */
libzfs_handle_t *g_zfs;
char **vdev_names;
int vdev_names_count;
int cb_name_flags;
vdev_cmd_data_t *data; /* Array of vdevs */
/* List of unique column names and widths */
char **uniq_cols;
int uniq_cols_cnt;
int *uniq_cols_width;
} vdev_cmd_data_list_t;
vdev_cmd_data_list_t *all_pools_for_each_vdev_run(int argc, char **argv,
char *cmd, libzfs_handle_t *g_zfs, char **vdev_names, int vdev_names_count,
int cb_name_flags);
void free_vdev_cmd_data_list(vdev_cmd_data_list_t *vcdl);
#ifdef __cplusplus
}
#endif
#endif /* ZPOOL_UTIL_H */