77 	zfs_cmd_t zc = {"\0"};  in zpool_get_all_props()  local
80 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_get_all_props()
86 		zcmd_write_src_nvlist(hdl, &zc, innvl);  in zpool_get_all_props()
89 	zcmd_alloc_dst_nvlist(hdl, &zc, 0);  in zpool_get_all_props()
91 	while (zfs_ioctl(hdl, ZFS_IOC_POOL_GET_PROPS, &zc) != 0) {  in zpool_get_all_props()
93 			zcmd_expand_dst_nvlist(hdl, &zc);  in zpool_get_all_props()
95 			zcmd_free_nvlists(&zc);  in zpool_get_all_props()
100 	if (zcmd_read_dst_nvlist(hdl, &zc, &zhp->zpool_props) != 0) {  in zpool_get_all_props()
101 		zcmd_free_nvlists(&zc);  in zpool_get_all_props()
105 	zcmd_free_nvlists(&zc);  in zpool_get_all_props()
896 	zfs_cmd_t zc = {"\0"};  in zpool_set_prop()  local
929 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_set_prop()
931 	zcmd_write_src_nvlist(zhp->zpool_hdl, &zc, nvl);  in zpool_set_prop()
933 	ret = zfs_ioctl(zhp->zpool_hdl, ZFS_IOC_POOL_SET_PROPS, &zc);  in zpool_set_prop()
935 	zcmd_free_nvlists(&zc);  in zpool_set_prop()
1510 	zfs_cmd_t zc = {"\0"};  in zpool_create()  local
1525 	zcmd_write_conf_nvlist(hdl, &zc, nvroot);  in zpool_create()
1587 		zcmd_write_src_nvlist(hdl, &zc, zc_props);  in zpool_create()
1589 	(void) strlcpy(zc.zc_name, pool, sizeof (zc.zc_name));  in zpool_create()
1591 	if ((ret = zfs_ioctl(hdl, ZFS_IOC_POOL_CREATE, &zc)) != 0) {  in zpool_create()
1593 		zcmd_free_nvlists(&zc);  in zpool_create()
1672 	zcmd_free_nvlists(&zc);  in zpool_create()
1688 	zfs_cmd_t zc = {"\0"};  in zpool_destroy()  local
1697 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_destroy()
1698 	zc.zc_history = (uint64_t)(uintptr_t)log_str;  in zpool_destroy()
1700 	if (zfs_ioctl(hdl, ZFS_IOC_POOL_DESTROY, &zc) != 0) {  in zpool_destroy()
1796 	zfs_cmd_t zc = {"\0"};  in zpool_add()  local
1824 	zcmd_write_conf_nvlist(hdl, &zc, nvroot);  in zpool_add()
1825 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_add()
1826 	zc.zc_flags = check_ashift;  in zpool_add()
1828 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_ADD, &zc) != 0) {  in zpool_add()
1894 	zcmd_free_nvlists(&zc);  in zpool_add()
1907 	zfs_cmd_t zc = {"\0"};  in zpool_export_common()  local
1909 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_export_common()
1910 	zc.zc_cookie = force;  in zpool_export_common()
1911 	zc.zc_guid = hardforce;  in zpool_export_common()
1912 	zc.zc_history = (uint64_t)(uintptr_t)log_str;  in zpool_export_common()
1914 	if (zfs_ioctl(zhp->zpool_hdl, ZFS_IOC_POOL_EXPORT, &zc) != 0) {  in zpool_export_common()
2179 	zfs_cmd_t zc = {"\0"};  in zpool_import_props()  local
2215 		zcmd_write_src_nvlist(hdl, &zc, props);  in zpool_import_props()
2219 	(void) strlcpy(zc.zc_name, thename, sizeof (zc.zc_name));  in zpool_import_props()
2221 	zc.zc_guid = fnvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID);  in zpool_import_props()
2223 	zcmd_write_conf_nvlist(hdl, &zc, config);  in zpool_import_props()
2224 	zcmd_alloc_dst_nvlist(hdl, &zc, zc.zc_nvlist_conf_size * 2);  in zpool_import_props()
2226 	zc.zc_cookie = flags;  in zpool_import_props()
2227 	while ((ret = zfs_ioctl(hdl, ZFS_IOC_POOL_IMPORT, &zc)) != 0 &&  in zpool_import_props()
2229 		zcmd_expand_dst_nvlist(hdl, &zc);  in zpool_import_props()
2233 	(void) zcmd_read_dst_nvlist(hdl, &zc, &nv);  in zpool_import_props()
2235 	zcmd_free_nvlists(&zc);  in zpool_import_props()
2747 		zfs_cmd_t zc = {"\0"};  in zpool_scan()  local
2748 		(void) strlcpy(zc.zc_name, zhp->zpool_name,  in zpool_scan()
2749 		    sizeof (zc.zc_name));  in zpool_scan()
2750 		zc.zc_cookie = func;  in zpool_scan()
2751 		zc.zc_flags = cmd;  in zpool_scan()
2753 		if (zfs_ioctl(hdl, ZFS_IOC_POOL_SCAN, &zc) == 0)  in zpool_scan()
3246 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_online()  local
3260 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_online()
3265 	zc.zc_guid = fnvlist_lookup_uint64(tgt, ZPOOL_CONFIG_GUID);  in zpool_vdev_online()
3311 	zc.zc_cookie = VDEV_STATE_ONLINE;  in zpool_vdev_online()
3312 	zc.zc_obj = flags;  in zpool_vdev_online()
3314 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_SET_STATE, &zc) != 0) {  in zpool_vdev_online()
3324 	*newstate = zc.zc_cookie;  in zpool_vdev_online()
3334 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_offline()  local
3343 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_offline()
3348 	zc.zc_guid = fnvlist_lookup_uint64(tgt, ZPOOL_CONFIG_GUID);  in zpool_vdev_offline()
3353 	zc.zc_cookie = VDEV_STATE_OFFLINE;  in zpool_vdev_offline()
3354 	zc.zc_obj = istmp ? ZFS_OFFLINE_TEMPORARY : 0;  in zpool_vdev_offline()
3356 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_SET_STATE, &zc) == 0)  in zpool_vdev_offline()
3388 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_remove_wanted()  local
3397 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_remove_wanted()
3402 	zc.zc_guid = fnvlist_lookup_uint64(tgt, ZPOOL_CONFIG_GUID);  in zpool_vdev_remove_wanted()
3404 	zc.zc_cookie = VDEV_STATE_REMOVED;  in zpool_vdev_remove_wanted()
3406 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_SET_STATE, &zc) == 0)  in zpool_vdev_remove_wanted()
3418 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_fault()  local
3425 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_fault()
3426 	zc.zc_guid = guid;  in zpool_vdev_fault()
3427 	zc.zc_cookie = VDEV_STATE_FAULTED;  in zpool_vdev_fault()
3428 	zc.zc_obj = aux;  in zpool_vdev_fault()
3430 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_SET_STATE, &zc) == 0)  in zpool_vdev_fault()
3454 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_set_state()  local
3462 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_set_state()
3463 	zc.zc_guid = guid;  in zpool_vdev_set_state()
3464 	zc.zc_cookie = state;  in zpool_vdev_set_state()
3465 	zc.zc_obj = aux;  in zpool_vdev_set_state()
3467 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_SET_STATE, &zc) == 0)  in zpool_vdev_set_state()
3529 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_attach()  local
3549 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_attach()
3560 	zc.zc_guid = fnvlist_lookup_uint64(tgt, ZPOOL_CONFIG_GUID);  in zpool_vdev_attach()
3561 	zc.zc_cookie = replacing;  in zpool_vdev_attach()
3562 	zc.zc_simple = rebuild;  in zpool_vdev_attach()
3609 	zcmd_write_conf_nvlist(hdl, &zc, nvroot);  in zpool_vdev_attach()
3611 	ret = zfs_ioctl(hdl, ZFS_IOC_VDEV_ATTACH, &zc);  in zpool_vdev_attach()
3613 	zcmd_free_nvlists(&zc);  in zpool_vdev_attach()
3758 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_detach()  local
3767 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_detach()
3778 	zc.zc_guid = fnvlist_lookup_uint64(tgt, ZPOOL_CONFIG_GUID);  in zpool_vdev_detach()
3780 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_DETACH, &zc) == 0)  in zpool_vdev_detach()
3856 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_split()  local
4051 		zc.zc_cookie = ZPOOL_EXPORT_AFTER_SPLIT;  in zpool_vdev_split()
4052 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_split()
4053 	(void) strlcpy(zc.zc_string, newname, sizeof (zc.zc_string));  in zpool_vdev_split()
4054 	zcmd_write_conf_nvlist(hdl, &zc, newconfig);  in zpool_vdev_split()
4056 		zcmd_write_src_nvlist(hdl, &zc, zc_props);  in zpool_vdev_split()
4058 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_SPLIT, &zc) != 0) {  in zpool_vdev_split()
4074 	zcmd_free_nvlists(&zc);  in zpool_vdev_split()
4097 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_remove()  local
4113 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_remove()
4125 	zc.zc_guid = fnvlist_lookup_uint64(tgt, ZPOOL_CONFIG_GUID);  in zpool_vdev_remove()
4127 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_REMOVE, &zc) == 0)  in zpool_vdev_remove()
4175 	zfs_cmd_t zc = {{0}};  in zpool_vdev_remove_cancel()  local
4182 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_remove_cancel()
4183 	zc.zc_cookie = 1;  in zpool_vdev_remove_cancel()
4185 	if (zfs_ioctl(hdl, ZFS_IOC_VDEV_REMOVE, &zc) == 0)  in zpool_vdev_remove_cancel()
4227 	zfs_cmd_t zc = {"\0"};  in zpool_clear()  local
4245 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_clear()
4258 		zc.zc_guid = fnvlist_lookup_uint64(tgt, ZPOOL_CONFIG_GUID);  in zpool_clear()
4262 	zc.zc_cookie = policy.zlp_rewind;  in zpool_clear()
4264 	zcmd_alloc_dst_nvlist(hdl, &zc, zhp->zpool_config_size * 2);  in zpool_clear()
4265 	zcmd_write_src_nvlist(hdl, &zc, rewindnvl);  in zpool_clear()
4267 	while ((error = zfs_ioctl(hdl, ZFS_IOC_CLEAR, &zc)) != 0 &&  in zpool_clear()
4269 		zcmd_expand_dst_nvlist(hdl, &zc);  in zpool_clear()
4275 			(void) zcmd_read_dst_nvlist(hdl, &zc, &nvi);  in zpool_clear()
4276 			zpool_rewind_exclaim(hdl, zc.zc_name,  in zpool_clear()
4281 		zcmd_free_nvlists(&zc);  in zpool_clear()
4285 	zcmd_free_nvlists(&zc);  in zpool_clear()
4295 	zfs_cmd_t zc = {"\0"};  in zpool_vdev_clear()  local
4303 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_vdev_clear()
4304 	zc.zc_guid = guid;  in zpool_vdev_clear()
4305 	zc.zc_cookie = ZPOOL_NO_REWIND;  in zpool_vdev_clear()
4307 	if (zfs_ioctl(hdl, ZFS_IOC_CLEAR, &zc) == 0)  in zpool_vdev_clear()
4327 	zfs_cmd_t zc = {"\0"};  in zpool_set_guid()  local
4339 		zcmd_write_src_nvlist(hdl, &zc, nvl);  in zpool_set_guid()
4345 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_set_guid()
4346 	error = zfs_ioctl(hdl, ZFS_IOC_POOL_REGUID, &zc);  in zpool_set_guid()
4351 		zcmd_free_nvlists(&zc);  in zpool_set_guid()
4553 	zfs_cmd_t zc = {"\0"};  in zpool_get_errlog()  local
4566 	(void) strcpy(zc.zc_name, zhp->zpool_name);  in zpool_get_errlog()
4570 		zc.zc_nvlist_dst = (uintptr_t)buf;  in zpool_get_errlog()
4571 		zc.zc_nvlist_dst_size = buflen;  in zpool_get_errlog()
4573 		    &zc) != 0) {  in zpool_get_errlog()
4594 	zbookmark_phys_t *zb = buf + zc.zc_nvlist_dst_size;  in zpool_get_errlog()
4595 	uint64_t zblen = buflen - zc.zc_nvlist_dst_size;  in zpool_get_errlog()
4645 	zfs_cmd_t zc = {"\0"};  in zpool_upgrade()  local
4648 	(void) strcpy(zc.zc_name, zhp->zpool_name);  in zpool_upgrade()
4649 	zc.zc_cookie = new_version;  in zpool_upgrade()
4651 	if (zfs_ioctl(hdl, ZFS_IOC_POOL_UPGRADE, &zc) != 0)  in zpool_upgrade()
4673 	zfs_cmd_t zc = {"\0"};  in zpool_log_history()  local
4678 	zcmd_write_src_nvlist(hdl, &zc, args);  in zpool_log_history()
4679 	int err = zfs_ioctl(hdl, ZFS_IOC_LOG_HISTORY, &zc);  in zpool_log_history()
4681 	zcmd_free_nvlists(&zc);  in zpool_log_history()
4697 	zfs_cmd_t zc = {"\0"};  in get_history()  local
4700 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in get_history()
4702 	zc.zc_history = (uint64_t)(uintptr_t)buf;  in get_history()
4703 	zc.zc_history_len = *len;  in get_history()
4704 	zc.zc_history_offset = *off;  in get_history()
4706 	if (zfs_ioctl(hdl, ZFS_IOC_POOL_GET_HISTORY, &zc) != 0) {  in get_history()
4728 	*len = zc.zc_history_len;  in get_history()
4729 	*off = zc.zc_history_offset;  in get_history()
4813 	zfs_cmd_t zc = {"\0"};  in zpool_events_next()  local
4818 	zc.zc_cleanup_fd = zevent_fd;  in zpool_events_next()
4821 		zc.zc_guid = ZEVENT_NONBLOCK;  in zpool_events_next()
4823 	zcmd_alloc_dst_nvlist(hdl, &zc, ZEVENT_SIZE);  in zpool_events_next()
4826 	if (zfs_ioctl(hdl, ZFS_IOC_EVENTS_NEXT, &zc) != 0) {  in zpool_events_next()
4840 			zcmd_expand_dst_nvlist(hdl, &zc);  in zpool_events_next()
4849 	error = zcmd_read_dst_nvlist(hdl, &zc, nvp);  in zpool_events_next()
4853 	*dropped = (int)zc.zc_cookie;  in zpool_events_next()
4855 	zcmd_free_nvlists(&zc);  in zpool_events_next()
4866 	zfs_cmd_t zc = {"\0"};  in zpool_events_clear()  local
4868 	if (zfs_ioctl(hdl, ZFS_IOC_EVENTS_CLEAR, &zc) != 0)  in zpool_events_clear()
4873 		*count = (int)zc.zc_cookie; /* # of events cleared */  in zpool_events_clear()
4886 	zfs_cmd_t zc = {"\0"};  in zpool_events_seek()  local
4889 	zc.zc_guid = eid;  in zpool_events_seek()
4890 	zc.zc_cleanup_fd = zevent_fd;  in zpool_events_seek()
4892 	if (zfs_ioctl(hdl, ZFS_IOC_EVENTS_SEEK, &zc) != 0) {  in zpool_events_seek()
4918 	zfs_cmd_t zc = {"\0"};  in zpool_obj_to_path_impl()  local
4931 	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));  in zpool_obj_to_path_impl()
4932 	zc.zc_obj = dsobj;  in zpool_obj_to_path_impl()
4934 	    ZFS_IOC_DSOBJ_TO_DSNAME, &zc) != 0) {  in zpool_obj_to_path_impl()
4940 	(void) strlcpy(dsname, zc.zc_value, sizeof (dsname));  in zpool_obj_to_path_impl()
4947 	(void) strlcpy(zc.zc_name, dsname, sizeof (zc.zc_name));  in zpool_obj_to_path_impl()
4948 	zc.zc_obj = obj;  in zpool_obj_to_path_impl()
4950 	    &zc) == 0) {  in zpool_obj_to_path_impl()
4953 			    zc.zc_value);  in zpool_obj_to_path_impl()
4956 			    dsname, zc.zc_value);  in zpool_obj_to_path_impl()