diff options
Diffstat (limited to 'contrib/opensolaris/lib/libzfs/common/libzfs_impl.h')
| -rw-r--r-- | contrib/opensolaris/lib/libzfs/common/libzfs_impl.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/contrib/opensolaris/lib/libzfs/common/libzfs_impl.h b/contrib/opensolaris/lib/libzfs/common/libzfs_impl.h new file mode 100644 index 0000000..9581331 --- /dev/null +++ b/contrib/opensolaris/lib/libzfs/common/libzfs_impl.h @@ -0,0 +1,171 @@ +/* + * 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 2007 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _LIBFS_IMPL_H +#define _LIBFS_IMPL_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#include <sys/dmu.h> +#include <sys/fs/zfs.h> +#include <sys/zfs_ioctl.h> +#include <sys/zfs_acl.h> +#include <sys/nvpair.h> + +#include <libuutil.h> +#include <libzfs.h> + +#ifdef __cplusplus +extern "C" { +#endif + +struct libzfs_handle { + int libzfs_error; + int libzfs_fd; + FILE *libzfs_mnttab; + FILE *libzfs_sharetab; + uu_avl_pool_t *libzfs_ns_avlpool; + uu_avl_t *libzfs_ns_avl; + uint64_t libzfs_ns_gen; + int libzfs_desc_active; + char libzfs_action[1024]; + char libzfs_desc[1024]; + int libzfs_printerr; +}; + +struct zfs_handle { + libzfs_handle_t *zfs_hdl; + char zfs_name[ZFS_MAXNAMELEN]; + zfs_type_t zfs_type; /* type including snapshot */ + zfs_type_t zfs_head_type; /* type excluding snapshot */ + dmu_objset_stats_t zfs_dmustats; + nvlist_t *zfs_props; + nvlist_t *zfs_user_props; + boolean_t zfs_mntcheck; + char *zfs_mntopts; + char zfs_root[MAXPATHLEN]; +}; + +/* + * This is different from checking zfs_type, because it will also catch + * snapshots of volumes. + */ +#define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME) + +struct zpool_handle { + libzfs_handle_t *zpool_hdl; + char zpool_name[ZPOOL_MAXNAMELEN]; + int zpool_state; + size_t zpool_config_size; + nvlist_t *zpool_config; + nvlist_t *zpool_old_config; + nvlist_t *zpool_props; +}; + +int zfs_error(libzfs_handle_t *, int, const char *); +int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...); +void zfs_error_aux(libzfs_handle_t *, const char *, ...); +void *zfs_alloc(libzfs_handle_t *, size_t); +void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t); +char *zfs_strdup(libzfs_handle_t *, const char *); +int no_memory(libzfs_handle_t *); + +int zfs_standard_error(libzfs_handle_t *, int, const char *); +int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...); +int zpool_standard_error(libzfs_handle_t *, int, const char *); +int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...); + +int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***, + size_t *); + +int zfs_expand_proplist_common(libzfs_handle_t *, zfs_proplist_t **, + zfs_type_t); +int zfs_get_proplist_common(libzfs_handle_t *, char *, zfs_proplist_t **, + zfs_type_t); +zfs_prop_t zfs_prop_iter_common(zfs_prop_f, void *, zfs_type_t, boolean_t); +zfs_prop_t zfs_name_to_prop_common(const char *, zfs_type_t); + +nvlist_t *zfs_validate_properties(libzfs_handle_t *, zfs_type_t, char *, + nvlist_t *, uint64_t, zfs_handle_t *zhp, const char *errbuf); + +typedef struct prop_changelist prop_changelist_t; + +int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t); +int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *, size_t *); +int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *); +int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **); +void zcmd_free_nvlists(zfs_cmd_t *); + +int changelist_prefix(prop_changelist_t *); +int changelist_postfix(prop_changelist_t *); +void changelist_rename(prop_changelist_t *, const char *, const char *); +void changelist_remove(zfs_handle_t *, prop_changelist_t *); +void changelist_free(prop_changelist_t *); +prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int); +int changelist_unshare(prop_changelist_t *); +int changelist_haszonedchild(prop_changelist_t *); + +void remove_mountpoint(zfs_handle_t *); + +zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *); + +int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **); + +int zvol_create_link(libzfs_handle_t *, const char *); +int zvol_remove_link(libzfs_handle_t *, const char *); +int zpool_iter_zvol(zpool_handle_t *, int (*)(const char *, void *), void *); + +void namespace_clear(libzfs_handle_t *); + +#ifdef __FreeBSD__ +/* + * This is FreeBSD version of ioctl, because Solaris' ioctl() updates + * zc_nvlist_dst_size even if an error is returned, on FreeBSD if an + * error is returned zc_nvlist_dst_size won't be updated. + */ +static __inline int +zcmd_ioctl(int fd, unsigned long cmd, zfs_cmd_t *zc) +{ + size_t oldsize; + int ret; + + oldsize = zc->zc_nvlist_dst_size; + ret = ioctl(fd, cmd, zc); + if (ret == 0 && oldsize < zc->zc_nvlist_dst_size) { + ret = -1; + errno = ENOMEM; + } + + return (ret); +} +#define ioctl(fd, cmd, zc) zcmd_ioctl((fd), (cmd), (zc)) +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* _LIBFS_IMPL_H */ |
