1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 23 */ 24 25 #ifndef ZPOOL_UTIL_H 26 #define ZPOOL_UTIL_H 27 28 #include <libnvpair.h> 29 #include <libzfs.h> 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 /* Path to scripts you can run with "zpool status/iostat -c" */ 36 #define ZPOOL_SCRIPTS_DIR SYSCONFDIR"/zfs/zpool.d" 37 38 /* 39 * Basic utility functions 40 */ 41 void *safe_malloc(size_t); 42 void *safe_realloc(void *, size_t); 43 void zpool_no_memory(void); 44 uint_t num_logs(nvlist_t *nv); 45 uint64_t array64_max(uint64_t array[], unsigned int len); 46 int highbit64(uint64_t i); 47 int lowbit64(uint64_t i); 48 49 /* 50 * Misc utility functions 51 */ 52 char *zpool_get_cmd_search_path(void); 53 54 /* 55 * Virtual device functions 56 */ 57 58 nvlist_t *make_root_vdev(zpool_handle_t *zhp, nvlist_t *props, int force, 59 int check_rep, boolean_t replacing, boolean_t dryrun, int argc, 60 char **argv); 61 nvlist_t *split_mirror_vdev(zpool_handle_t *zhp, char *newname, 62 nvlist_t *props, splitflags_t flags, int argc, char **argv); 63 64 /* 65 * Pool list functions 66 */ 67 int for_each_pool(int, char **, boolean_t unavail, zprop_list_t **, 68 boolean_t, zpool_iter_f, void *); 69 70 /* Vdev list functions */ 71 typedef int (*pool_vdev_iter_f)(zpool_handle_t *, nvlist_t *, void *); 72 int for_each_vdev(zpool_handle_t *zhp, pool_vdev_iter_f func, void *data); 73 74 typedef struct zpool_list zpool_list_t; 75 76 zpool_list_t *pool_list_get(int, char **, zprop_list_t **, boolean_t, int *); 77 void pool_list_update(zpool_list_t *); 78 int pool_list_iter(zpool_list_t *, int unavail, zpool_iter_f, void *); 79 void pool_list_free(zpool_list_t *); 80 int pool_list_count(zpool_list_t *); 81 void pool_list_remove(zpool_list_t *, zpool_handle_t *); 82 83 extern libzfs_handle_t *g_zfs; 84 85 86 typedef struct vdev_cmd_data 87 { 88 char **lines; /* Array of lines of output, minus the column name */ 89 int lines_cnt; /* Number of lines in the array */ 90 91 char **cols; /* Array of column names */ 92 int cols_cnt; /* Number of column names */ 93 94 95 char *path; /* vdev path */ 96 char *upath; /* vdev underlying path */ 97 char *pool; /* Pool name */ 98 char *cmd; /* backpointer to cmd */ 99 char *vdev_enc_sysfs_path; /* enclosure sysfs path (if any) */ 100 } vdev_cmd_data_t; 101 102 typedef struct vdev_cmd_data_list 103 { 104 char *cmd; /* Command to run */ 105 unsigned int count; /* Number of vdev_cmd_data items (vdevs) */ 106 107 /* fields used to select only certain vdevs, if requested */ 108 libzfs_handle_t *g_zfs; 109 char **vdev_names; 110 int vdev_names_count; 111 int cb_name_flags; 112 113 vdev_cmd_data_t *data; /* Array of vdevs */ 114 115 /* List of unique column names and widths */ 116 char **uniq_cols; 117 int uniq_cols_cnt; 118 int *uniq_cols_width; 119 120 } vdev_cmd_data_list_t; 121 122 vdev_cmd_data_list_t *all_pools_for_each_vdev_run(int argc, char **argv, 123 char *cmd, libzfs_handle_t *g_zfs, char **vdev_names, int vdev_names_count, 124 int cb_name_flags); 125 126 void free_vdev_cmd_data_list(vdev_cmd_data_list_t *vcdl); 127 128 int check_device(const char *path, boolean_t force, 129 boolean_t isspare, boolean_t iswholedisk); 130 boolean_t check_sector_size_database(char *path, int *sector_size); 131 void vdev_error(const char *fmt, ...) __attribute__((format(printf, 1, 2))); 132 int check_file(const char *file, boolean_t force, boolean_t isspare); 133 void after_zpool_upgrade(zpool_handle_t *zhp); 134 int check_file_generic(const char *file, boolean_t force, boolean_t isspare); 135 136 #ifdef __cplusplus 137 } 138 #endif 139 140 #endif /* ZPOOL_UTIL_H */ 141