195     zio_cksum_t *zc, int outfd)  in dump_record()  argument
200 	    offsetof(dmu_replay_record_t, drr_u.drr_checksum.drr_checksum), zc);  in dump_record()
204 		drr->drr_u.drr_checksum.drr_checksum = *zc;  in dump_record()
207 	    &drr->drr_u.drr_checksum.drr_checksum, sizeof (zio_cksum_t), zc);  in dump_record()
211 		(void) fletcher_4_incremental_native(payload, payload_len, zc);  in dump_record()
1036 	zfs_cmd_t zc = { 0 };  in estimate_ioctl()  local
1042 	(void) strlcpy(zc.zc_name, zhp->zfs_name, sizeof (zc.zc_name));  in estimate_ioctl()
1043 	zc.zc_obj = fromorigin;  in estimate_ioctl()
1044 	zc.zc_sendobj = zfs_prop_get_int(zhp, ZFS_PROP_OBJSETID);  in estimate_ioctl()
1045 	zc.zc_fromobj = fromsnap_obj;  in estimate_ioctl()
1046 	zc.zc_guid = 1;  /* estimate flag */  in estimate_ioctl()
1047 	zc.zc_flags = flags;  in estimate_ioctl()
1049 	if (zfs_ioctl(zhp->zfs_hdl, ZFS_IOC_SEND, &zc) != 0) {  in estimate_ioctl()
1066 			if (zfs_dataset_exists(hdl, zc.zc_name,  in estimate_ioctl()
1070 				    zc.zc_value);  in estimate_ioctl()
1093 	*sizep = zc.zc_objset_type;  in estimate_ioctl()
1107 	zfs_cmd_t zc = { 0 };  in dump_ioctl()  local
1114 	(void) strlcpy(zc.zc_name, zhp->zfs_name, sizeof (zc.zc_name));  in dump_ioctl()
1115 	zc.zc_cookie = outfd;  in dump_ioctl()
1116 	zc.zc_obj = fromorigin;  in dump_ioctl()
1117 	zc.zc_sendobj = zfs_prop_get_int(zhp, ZFS_PROP_OBJSETID);  in dump_ioctl()
1118 	zc.zc_fromobj = fromsnap_obj;  in dump_ioctl()
1119 	zc.zc_flags = flags;  in dump_ioctl()
1127 	if (zfs_ioctl(zhp->zfs_hdl, ZFS_IOC_SEND, &zc) != 0) {  in dump_ioctl()
1151 			if (zfs_dataset_exists(hdl, zc.zc_name,  in dump_ioctl()
1155 				    zc.zc_value);  in dump_ioctl()
1204 	zfs_cmd_t zc = { 0 };  in send_progress_thread()  local
1212 	(void) strlcpy(zc.zc_name, zhp->zfs_name, sizeof (zc.zc_name));  in send_progress_thread()
1223 		zc.zc_cookie = pa->pa_fd;  in send_progress_thread()
1224 		if (zfs_ioctl(hdl, ZFS_IOC_SEND_PROGRESS, &zc) != 0)  in send_progress_thread()
1229 		bytes = zc.zc_cookie;  in send_progress_thread()
1427 	zfs_cmd_t zc = { 0 };  in dump_filesystem()  local
1429 	(void) snprintf(zc.zc_name, sizeof (zc.zc_name), "%s@%s",  in dump_filesystem()
1431 	if (ioctl(zhp->zfs_hdl->libzfs_fd, ZFS_IOC_OBJSET_STATS, &zc) != 0) {  in dump_filesystem()
1447 		(void) snprintf(zc.zc_name, sizeof (zc.zc_name), "%s@%s",  in dump_filesystem()
1450 		    ZFS_IOC_OBJSET_STATS, &zc) != 0) {  in dump_filesystem()
1915 		zio_cksum_t zc;  in zfs_send()  local
1917 		ZIO_SET_CHECKSUM(&zc, 0, 0, 0, 0);  in zfs_send()
1991 			err = dump_record(&drr, packbuf, buflen, &zc, outfd);  in zfs_send()
1999 			drr.drr_u.drr_end.drr_checksum = zc;  in zfs_send()
2231     boolean_t byteswap, zio_cksum_t *zc)  in recv_read()  argument
2250 	if (zc) {  in recv_read()
2252 			(void) fletcher_4_incremental_byteswap(buf, ilen, zc);  in recv_read()
2254 			(void) fletcher_4_incremental_native(buf, ilen, zc);  in recv_read()
2261     boolean_t byteswap, zio_cksum_t *zc)  in recv_read_nvlist()  argument
2276 	err = recv_read(hdl, fd, buf, len, byteswap, zc);  in recv_read_nvlist()
2426 	zfs_cmd_t zc = {"\0"};  in recv_promote()  local
2432 	(void) strlcpy(zc.zc_value, origin_fsname, sizeof (zc.zc_value));  in recv_promote()
2433 	(void) strlcpy(zc.zc_name, fsname, sizeof (zc.zc_name));  in recv_promote()
2440 	err = zfs_ioctl(hdl, ZFS_IOC_PROMOTE, &zc);  in recv_promote()
2459 		err = zfs_ioctl(hdl, ZFS_IOC_PROMOTE, &zc);  in recv_promote()
2955 				zfs_cmd_t zc = { 0 };  in recv_incremental_replication()  local
2957 				zc.zc_cookie = B_TRUE; /* received */  in recv_incremental_replication()
2958 				(void) snprintf(zc.zc_name, sizeof (zc.zc_name),  in recv_incremental_replication()
2960 				if (zcmd_write_src_nvlist(hdl, &zc,  in recv_incremental_replication()
2963 					    ZFS_IOC_SET_PROP, &zc);  in recv_incremental_replication()
2964 					zcmd_free_nvlists(&zc);  in recv_incremental_replication()
3092     recvflags_t *flags, dmu_replay_record_t *drr, zio_cksum_t *zc,  in zfs_receive_package()  argument
3123 		    &stream_nv, flags->byteswap, zc);  in zfs_receive_package()
3162 	if (!ZIO_CHECKSUM_EQUAL(drre.drr_u.drr_end.drr_checksum, *zc)) {  in zfs_receive_package()
3916 		zfs_cmd_t zc = { 0 };  in zfs_receive_one()  local
3920 		(void) strcpy(zc.zc_name, name);  in zfs_receive_one()
3932 				zcmd_free_nvlists(&zc);  in zfs_receive_one()
3940 			    &zc) == 0) {  in zfs_receive_one()
3941 				zcmd_free_nvlists(&zc);  in zfs_receive_one()
3945 				    zc.zc_name);  in zfs_receive_one()
3953 			zcmd_free_nvlists(&zc);  in zfs_receive_one()
3960 			zcmd_free_nvlists(&zc);  in zfs_receive_one()
3983 			zcmd_free_nvlists(&zc);  in zfs_receive_one()
3994 			zcmd_free_nvlists(&zc);  in zfs_receive_one()
4216 		zfs_cmd_t zc = { 0 };  in zfs_receive_one()  local
4218 		(void) strcpy(zc.zc_name, destsnap);  in zfs_receive_one()
4219 		zc.zc_cookie = B_TRUE; /* received */  in zfs_receive_one()
4220 		if (zcmd_write_src_nvlist(hdl, &zc, snapprops_nvlist) == 0) {  in zfs_receive_one()
4221 			(void) zfs_ioctl(hdl, ZFS_IOC_SET_PROP, &zc);  in zfs_receive_one()
4222 			zcmd_free_nvlists(&zc);  in zfs_receive_one()