libzfs/common/libzfs_iter.c

40 zfs_iter_clones(zfs_handle_t *zhp, zfs_iter_f func, void *data)
42 	nvlist_t *nvl = zfs_get_clones_nvl(zhp);
50 		zfs_handle_t *clone = zfs_open(zhp->zfs_hdl, nvpair_name(pair),
62 zfs_do_list_ioctl(zfs_handle_t *zhp, unsigned long arg, zfs_cmd_t *zc)
69 	(void) strlcpy(zc->zc_name, zhp->zfs_name, sizeof (zc->zc_name));
70 	rc = ioctl(zhp->zfs_hdl->libzfs_fd, arg, zc);
76 			if (zcmd_expand_dst_nvlist(zhp->zfs_hdl, zc) != 0) {
92 			rc = zfs_standard_error(zhp->zfs_hdl, errno,
105 zfs_iter_filesystems(zfs_handle_t *zhp, zfs_iter_f func, void *data)
111 	if (zhp->zfs_type != ZFS_TYPE_FILESYSTEM)
114 	if (zcmd_alloc_dst_nvlist(zhp->zfs_hdl, &zc, 0) != 0)
117 	while ((ret = zfs_do_list_ioctl(zhp, ZFS_IOC_DATASET_LIST_NEXT,
123 		if ((nzhp = make_dataset_handle_zc(zhp->zfs_hdl,
141 zfs_iter_snapshots(zfs_handle_t *zhp, boolean_t simple, zfs_iter_f func,
148 	if (zhp->zfs_type == ZFS_TYPE_SNAPSHOT ||
149 	    zhp->zfs_type == ZFS_TYPE_BOOKMARK)
154 	if (zcmd_alloc_dst_nvlist(zhp->zfs_hdl, &zc, 0) != 0)
156 	while ((ret = zfs_do_list_ioctl(zhp, ZFS_IOC_SNAPSHOT_LIST_NEXT,
160 			nzhp = make_dataset_simple_handle_zc(zhp, &zc);
162 			nzhp = make_dataset_handle_zc(zhp->zfs_hdl, &zc);
179 zfs_iter_bookmarks(zfs_handle_t *zhp, zfs_iter_f func, void *data)
186 	if ((zfs_get_type(zhp) & (ZFS_TYPE_SNAPSHOT | ZFS_TYPE_BOOKMARK)) != 0)
195 	if ((err = lzc_get_bookmarks(zhp->zfs_name, props, &bmarks)) != 0)
207 		(void) snprintf(name, sizeof (name), "%s#%s", zhp->zfs_name,
210 		nzhp = make_bookmark_handle(zhp, name, bmark_props);
234 zfs_sort_snaps(zfs_handle_t *zhp, void *data)
240 	search.zn_handle = zhp;
254 	node = zfs_alloc(zhp->zfs_hdl, sizeof (zfs_node_t));
255 	node->zn_handle = zhp;
284 zfs_iter_snapshots_sorted(zfs_handle_t *zhp, zfs_iter_f callback, void *data)
294 	ret = zfs_iter_snapshots(zhp, B_FALSE, zfs_sort_snaps, &avl);
317 snapspec_cb(zfs_handle_t *zhp, void *arg)
325 	shortsnapname = zfs_strdup(zhp->zfs_hdl,
326 	    strchr(zfs_get_name(zhp), '@') + 1);
332 		err = ssa->ssa_func(zhp, ssa->ssa_arg);
334 		zfs_close(zhp);
432 zfs_iter_children(zfs_handle_t *zhp, zfs_iter_f func, void *data)
436 	if ((ret = zfs_iter_filesystems(zhp, func, data)) != 0)
439 	return (zfs_iter_snapshots(zhp, B_FALSE, func, data));
445 	zfs_handle_t *zhp;
457 iter_dependents_cb(zfs_handle_t *zhp, void *arg)
464 	if (zhp->zfs_type == ZFS_TYPE_SNAPSHOT) {
465 		err = zfs_iter_clones(zhp, iter_dependents_cb, ida);
466 	} else if (zhp->zfs_type != ZFS_TYPE_BOOKMARK) {
475 			if (f->zhp->zfs_dmustats.dds_guid ==
476 			    zhp->zfs_dmustats.dds_guid) {
478 					zfs_close(zhp);
481 					zfs_error_aux(zhp->zfs_hdl,
484 					    zfs_get_name(zhp));
485 					err = zfs_error(zhp->zfs_hdl,
490 					zfs_close(zhp);
496 		isf.zhp = zhp;
499 		err = zfs_iter_filesystems(zhp, iter_dependents_cb, ida);
501 			err = zfs_iter_snapshots(zhp, B_FALSE,
508 		err = ida->func(zhp, ida->data);
510 		zfs_close(zhp);
516 zfs_iter_dependents(zfs_handle_t *zhp, boolean_t allowrecursion,
525 	return (iter_dependents_cb(zfs_handle_dup(zhp), &ida));