223 lines
6.5 KiB
C
223 lines
6.5 KiB
C
/*
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* CDDL HEADER SART
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2013 by Delphix. All rights reserved.
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*/
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#ifndef _LIBZFS_IMPL_H
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#define _LIBZFS_IMPL_H
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#include <sys/dmu.h>
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#include <sys/fs/zfs.h>
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#include <sys/zfs_ioctl.h>
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#include <sys/spa.h>
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#include <sys/nvpair.h>
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#include <libuutil.h>
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#include <libzfs.h>
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#include <libshare.h>
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#include <libzfs_core.h>
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#if defined(HAVE_LIBTOPO)
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#include <fm/libtopo.h>
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#endif /* HAVE_LIBTOPO */
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef VERIFY
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#undef VERIFY
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#endif
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#define VERIFY verify
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typedef struct libzfs_fru {
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char *zf_device;
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char *zf_fru;
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struct libzfs_fru *zf_chain;
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struct libzfs_fru *zf_next;
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} libzfs_fru_t;
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struct libzfs_handle {
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int libzfs_error;
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int libzfs_fd;
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FILE *libzfs_mnttab;
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FILE *libzfs_sharetab;
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zpool_handle_t *libzfs_pool_handles;
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uu_avl_pool_t *libzfs_ns_avlpool;
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uu_avl_t *libzfs_ns_avl;
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uint64_t libzfs_ns_gen;
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int libzfs_desc_active;
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char libzfs_action[1024];
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char libzfs_desc[1024];
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int libzfs_printerr;
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int libzfs_storeerr; /* stuff error messages into buffer */
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void *libzfs_sharehdl; /* libshare handle */
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uint_t libzfs_shareflags;
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boolean_t libzfs_mnttab_enable;
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avl_tree_t libzfs_mnttab_cache;
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int libzfs_pool_iter;
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#if defined(HAVE_LIBTOPO)
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topo_hdl_t *libzfs_topo_hdl;
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libzfs_fru_t **libzfs_fru_hash;
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libzfs_fru_t *libzfs_fru_list;
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#endif /* HAVE_LIBTOPO */
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char libzfs_chassis_id[256];
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};
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#define ZFSSHARE_MISS 0x01 /* Didn't find entry in cache */
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struct zfs_handle {
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libzfs_handle_t *zfs_hdl;
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zpool_handle_t *zpool_hdl;
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char zfs_name[ZFS_MAXNAMELEN];
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zfs_type_t zfs_type; /* type including snapshot */
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zfs_type_t zfs_head_type; /* type excluding snapshot */
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dmu_objset_stats_t zfs_dmustats;
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nvlist_t *zfs_props;
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nvlist_t *zfs_user_props;
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nvlist_t *zfs_recvd_props;
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boolean_t zfs_mntcheck;
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char *zfs_mntopts;
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uint8_t *zfs_props_table;
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};
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/*
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* This is different from checking zfs_type, because it will also catch
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* snapshots of volumes.
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*/
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#define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME)
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struct zpool_handle {
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libzfs_handle_t *zpool_hdl;
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zpool_handle_t *zpool_next;
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char zpool_name[ZPOOL_MAXNAMELEN];
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int zpool_state;
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size_t zpool_config_size;
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nvlist_t *zpool_config;
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nvlist_t *zpool_old_config;
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nvlist_t *zpool_props;
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diskaddr_t zpool_start_block;
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};
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typedef enum {
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PROTO_NFS = 0,
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PROTO_SMB = 1,
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PROTO_END = 2
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} zfs_share_proto_t;
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/*
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* The following can be used as a bitmask and any new values
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* added must preserve that capability.
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*/
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typedef enum {
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SHARED_NOT_SHARED = 0x0,
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SHARED_NFS = 0x2,
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SHARED_SMB = 0x4
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} zfs_share_type_t;
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int zfs_error(libzfs_handle_t *, int, const char *);
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int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...);
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void zfs_error_aux(libzfs_handle_t *, const char *, ...);
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void *zfs_alloc(libzfs_handle_t *, size_t);
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void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t);
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char *zfs_asprintf(libzfs_handle_t *, const char *, ...);
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char *zfs_strdup(libzfs_handle_t *, const char *);
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int no_memory(libzfs_handle_t *);
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int zfs_standard_error(libzfs_handle_t *, int, const char *);
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int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
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int zpool_standard_error(libzfs_handle_t *, int, const char *);
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int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
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int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***,
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size_t *);
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zfs_handle_t *make_dataset_handle_zc(libzfs_handle_t *, zfs_cmd_t *);
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zfs_handle_t *make_dataset_simple_handle_zc(zfs_handle_t *, zfs_cmd_t *);
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int zprop_parse_value(libzfs_handle_t *, nvpair_t *, int, zfs_type_t,
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nvlist_t *, char **, uint64_t *, const char *);
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int zprop_expand_list(libzfs_handle_t *hdl, zprop_list_t **plp,
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zfs_type_t type);
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/*
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* Use this changelist_gather() flag to force attempting mounts
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* on each change node regardless of whether or not it is currently
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* mounted.
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*/
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#define CL_GATHER_MOUNT_ALWAYS 1
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typedef struct prop_changelist prop_changelist_t;
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int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t);
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int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
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int zcmd_write_conf_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
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int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *);
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int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **);
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void zcmd_free_nvlists(zfs_cmd_t *);
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int changelist_prefix(prop_changelist_t *);
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int changelist_postfix(prop_changelist_t *);
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void changelist_rename(prop_changelist_t *, const char *, const char *);
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void changelist_remove(prop_changelist_t *, const char *);
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void changelist_free(prop_changelist_t *);
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prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int, int);
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int changelist_unshare(prop_changelist_t *, zfs_share_proto_t *);
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int changelist_haszonedchild(prop_changelist_t *);
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void remove_mountpoint(zfs_handle_t *);
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int create_parents(libzfs_handle_t *, char *, int);
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boolean_t isa_child_of(const char *dataset, const char *parent);
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zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *);
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zfs_handle_t *make_bookmark_handle(zfs_handle_t *, const char *,
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nvlist_t *props);
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int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **);
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boolean_t zpool_name_valid(libzfs_handle_t *, boolean_t, const char *);
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int zfs_validate_name(libzfs_handle_t *hdl, const char *path, int type,
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boolean_t modifying);
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void namespace_clear(libzfs_handle_t *);
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/*
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* libshare (sharemgr) interfaces used internally.
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*/
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extern int zfs_init_libshare(libzfs_handle_t *, int);
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extern void zfs_uninit_libshare(libzfs_handle_t *);
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extern int zfs_parse_options(char *, zfs_share_proto_t);
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extern int zfs_unshare_proto(zfs_handle_t *,
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const char *, zfs_share_proto_t *);
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extern void libzfs_fru_clear(libzfs_handle_t *, boolean_t);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _LIBZFS_IMPL_H */
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