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 /* 23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _LIBFS_IMPL_H 28 #define _LIBFS_IMPL_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/dmu.h> 33 #include <sys/fs/zfs.h> 34 #include <sys/zfs_ioctl.h> 35 #include <sys/zfs_acl.h> 36 #include <sys/nvpair.h> 37 38 #include <libuutil.h> 39 #include <libzfs.h> 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 45 struct libzfs_handle { 46 int libzfs_error; 47 int libzfs_fd; 48 FILE *libzfs_mnttab; 49 FILE *libzfs_sharetab; 50 uu_avl_pool_t *libzfs_ns_avlpool; 51 uu_avl_t *libzfs_ns_avl; 52 uint64_t libzfs_ns_gen; 53 int libzfs_desc_active; 54 char libzfs_action[1024]; 55 char libzfs_desc[1024]; 56 int libzfs_printerr; 57 }; 58 59 struct zfs_handle { 60 libzfs_handle_t *zfs_hdl; 61 char zfs_name[ZFS_MAXNAMELEN]; 62 zfs_type_t zfs_type; /* type including snapshot */ 63 zfs_type_t zfs_head_type; /* type excluding snapshot */ 64 dmu_objset_stats_t zfs_dmustats; 65 nvlist_t *zfs_props; 66 nvlist_t *zfs_user_props; 67 boolean_t zfs_mntcheck; 68 char *zfs_mntopts; 69 char zfs_root[MAXPATHLEN]; 70 }; 71 72 /* 73 * This is different from checking zfs_type, because it will also catch 74 * snapshots of volumes. 75 */ 76 #define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME) 77 78 struct zpool_handle { 79 libzfs_handle_t *zpool_hdl; 80 char zpool_name[ZPOOL_MAXNAMELEN]; 81 int zpool_state; 82 size_t zpool_config_size; 83 nvlist_t *zpool_config; 84 nvlist_t *zpool_old_config; 85 nvlist_t *zpool_props; 86 }; 87 88 int zfs_error(libzfs_handle_t *, int, const char *); 89 int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...); 90 void zfs_error_aux(libzfs_handle_t *, const char *, ...); 91 void *zfs_alloc(libzfs_handle_t *, size_t); 92 void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t); 93 char *zfs_strdup(libzfs_handle_t *, const char *); 94 int no_memory(libzfs_handle_t *); 95 96 int zfs_standard_error(libzfs_handle_t *, int, const char *); 97 int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...); 98 int zpool_standard_error(libzfs_handle_t *, int, const char *); 99 int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...); 100 101 int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***, 102 size_t *); 103 104 int zfs_expand_proplist_common(libzfs_handle_t *, zfs_proplist_t **, 105 zfs_type_t); 106 int zfs_get_proplist_common(libzfs_handle_t *, char *, zfs_proplist_t **, 107 zfs_type_t); 108 zfs_prop_t zfs_prop_iter_common(zfs_prop_f, void *, zfs_type_t, boolean_t); 109 zfs_prop_t zfs_name_to_prop_common(const char *, zfs_type_t); 110 111 nvlist_t *zfs_validate_properties(libzfs_handle_t *, zfs_type_t, char *, 112 nvlist_t *, uint64_t, zfs_handle_t *zhp, const char *errbuf); 113 114 typedef struct prop_changelist prop_changelist_t; 115 116 int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t); 117 int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *, size_t *); 118 int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *); 119 int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **); 120 void zcmd_free_nvlists(zfs_cmd_t *); 121 122 int changelist_prefix(prop_changelist_t *); 123 int changelist_postfix(prop_changelist_t *); 124 void changelist_rename(prop_changelist_t *, const char *, const char *); 125 void changelist_remove(zfs_handle_t *, prop_changelist_t *); 126 void changelist_free(prop_changelist_t *); 127 prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int); 128 int changelist_unshare(prop_changelist_t *); 129 int changelist_haszonedchild(prop_changelist_t *); 130 131 void remove_mountpoint(zfs_handle_t *); 132 133 zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *); 134 135 int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **); 136 137 int zvol_create_link(libzfs_handle_t *, const char *); 138 int zvol_remove_link(libzfs_handle_t *, const char *); 139 int zpool_iter_zvol(zpool_handle_t *, int (*)(const char *, void *), void *); 140 141 void namespace_clear(libzfs_handle_t *); 142 143 #ifdef __cplusplus 144 } 145 #endif 146 147 #endif /* _LIBFS_IMPL_H */ 148