1 /*
2 * Copyright (c) 2020 iXsystems, Inc.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27
28 #include <sys/types.h>
29 #include <sys/param.h>
30 #include <sys/conf.h>
31 #include <sys/kernel.h>
32 #include <sys/lock.h>
33 #include <sys/malloc.h>
34 #include <sys/mutex.h>
35 #include <sys/errno.h>
36 #include <sys/cmn_err.h>
37 #include <sys/zfs_ioctl_compat.h>
38
39 #ifdef ZFS_LEGACY_SUPPORT
40 enum zfs_ioc_legacy {
41 ZFS_IOC_LEGACY_NONE = -1,
42 ZFS_IOC_LEGACY_FIRST = 0,
43 ZFS_LEGACY_IOC = ZFS_IOC_LEGACY_FIRST,
44 ZFS_IOC_LEGACY_POOL_CREATE = ZFS_IOC_LEGACY_FIRST,
45 ZFS_IOC_LEGACY_POOL_DESTROY,
46 ZFS_IOC_LEGACY_POOL_IMPORT,
47 ZFS_IOC_LEGACY_POOL_EXPORT,
48 ZFS_IOC_LEGACY_POOL_CONFIGS,
49 ZFS_IOC_LEGACY_POOL_STATS,
50 ZFS_IOC_LEGACY_POOL_TRYIMPORT,
51 ZFS_IOC_LEGACY_POOL_SCAN,
52 ZFS_IOC_LEGACY_POOL_FREEZE,
53 ZFS_IOC_LEGACY_POOL_UPGRADE,
54 ZFS_IOC_LEGACY_POOL_GET_HISTORY,
55 ZFS_IOC_LEGACY_VDEV_ADD,
56 ZFS_IOC_LEGACY_VDEV_REMOVE,
57 ZFS_IOC_LEGACY_VDEV_SET_STATE,
58 ZFS_IOC_LEGACY_VDEV_ATTACH,
59 ZFS_IOC_LEGACY_VDEV_DETACH,
60 ZFS_IOC_LEGACY_VDEV_SETPATH,
61 ZFS_IOC_LEGACY_VDEV_SETFRU,
62 ZFS_IOC_LEGACY_OBJSET_STATS,
63 ZFS_IOC_LEGACY_OBJSET_ZPLPROPS,
64 ZFS_IOC_LEGACY_DATASET_LIST_NEXT,
65 ZFS_IOC_LEGACY_SNAPSHOT_LIST_NEXT,
66 ZFS_IOC_LEGACY_SET_PROP,
67 ZFS_IOC_LEGACY_CREATE,
68 ZFS_IOC_LEGACY_DESTROY,
69 ZFS_IOC_LEGACY_ROLLBACK,
70 ZFS_IOC_LEGACY_RENAME,
71 ZFS_IOC_LEGACY_RECV,
72 ZFS_IOC_LEGACY_SEND,
73 ZFS_IOC_LEGACY_INJECT_FAULT,
74 ZFS_IOC_LEGACY_CLEAR_FAULT,
75 ZFS_IOC_LEGACY_INJECT_LIST_NEXT,
76 ZFS_IOC_LEGACY_ERROR_LOG,
77 ZFS_IOC_LEGACY_CLEAR,
78 ZFS_IOC_LEGACY_PROMOTE,
79 ZFS_IOC_LEGACY_DESTROY_SNAPS,
80 ZFS_IOC_LEGACY_SNAPSHOT,
81 ZFS_IOC_LEGACY_DSOBJ_TO_DSNAME,
82 ZFS_IOC_LEGACY_OBJ_TO_PATH,
83 ZFS_IOC_LEGACY_POOL_SET_PROPS,
84 ZFS_IOC_LEGACY_POOL_GET_PROPS,
85 ZFS_IOC_LEGACY_SET_FSACL,
86 ZFS_IOC_LEGACY_GET_FSACL,
87 ZFS_IOC_LEGACY_SHARE,
88 ZFS_IOC_LEGACY_INHERIT_PROP,
89 ZFS_IOC_LEGACY_SMB_ACL,
90 ZFS_IOC_LEGACY_USERSPACE_ONE,
91 ZFS_IOC_LEGACY_USERSPACE_MANY,
92 ZFS_IOC_LEGACY_USERSPACE_UPGRADE,
93 ZFS_IOC_LEGACY_HOLD,
94 ZFS_IOC_LEGACY_RELEASE,
95 ZFS_IOC_LEGACY_GET_HOLDS,
96 ZFS_IOC_LEGACY_OBJSET_RECVD_PROPS,
97 ZFS_IOC_LEGACY_VDEV_SPLIT,
98 ZFS_IOC_LEGACY_NEXT_OBJ,
99 ZFS_IOC_LEGACY_DIFF,
100 ZFS_IOC_LEGACY_TMP_SNAPSHOT,
101 ZFS_IOC_LEGACY_OBJ_TO_STATS,
102 ZFS_IOC_LEGACY_JAIL,
103 ZFS_IOC_LEGACY_UNJAIL,
104 ZFS_IOC_LEGACY_POOL_REGUID,
105 ZFS_IOC_LEGACY_SPACE_WRITTEN,
106 ZFS_IOC_LEGACY_SPACE_SNAPS,
107 ZFS_IOC_LEGACY_SEND_PROGRESS,
108 ZFS_IOC_LEGACY_POOL_REOPEN,
109 ZFS_IOC_LEGACY_LOG_HISTORY,
110 ZFS_IOC_LEGACY_SEND_NEW,
111 ZFS_IOC_LEGACY_SEND_SPACE,
112 ZFS_IOC_LEGACY_CLONE,
113 ZFS_IOC_LEGACY_BOOKMARK,
114 ZFS_IOC_LEGACY_GET_BOOKMARKS,
115 ZFS_IOC_LEGACY_DESTROY_BOOKMARKS,
116 ZFS_IOC_LEGACY_NEXTBOOT,
117 ZFS_IOC_LEGACY_CHANNEL_PROGRAM,
118 ZFS_IOC_LEGACY_REMAP,
119 ZFS_IOC_LEGACY_POOL_CHECKPOINT,
120 ZFS_IOC_LEGACY_POOL_DISCARD_CHECKPOINT,
121 ZFS_IOC_LEGACY_POOL_INITIALIZE,
122 ZFS_IOC_LEGACY_POOL_SYNC,
123 ZFS_IOC_LEGACY_LAST
124 };
125
126 static unsigned long zfs_ioctl_legacy_to_ozfs_[] = {
127 ZFS_IOC_POOL_CREATE, /* 0x00 */
128 ZFS_IOC_POOL_DESTROY, /* 0x01 */
129 ZFS_IOC_POOL_IMPORT, /* 0x02 */
130 ZFS_IOC_POOL_EXPORT, /* 0x03 */
131 ZFS_IOC_POOL_CONFIGS, /* 0x04 */
132 ZFS_IOC_POOL_STATS, /* 0x05 */
133 ZFS_IOC_POOL_TRYIMPORT, /* 0x06 */
134 ZFS_IOC_POOL_SCAN, /* 0x07 */
135 ZFS_IOC_POOL_FREEZE, /* 0x08 */
136 ZFS_IOC_POOL_UPGRADE, /* 0x09 */
137 ZFS_IOC_POOL_GET_HISTORY, /* 0x0a */
138 ZFS_IOC_VDEV_ADD, /* 0x0b */
139 ZFS_IOC_VDEV_REMOVE, /* 0x0c */
140 ZFS_IOC_VDEV_SET_STATE, /* 0x0d */
141 ZFS_IOC_VDEV_ATTACH, /* 0x0e */
142 ZFS_IOC_VDEV_DETACH, /* 0x0f */
143 ZFS_IOC_VDEV_SETPATH, /* 0x10 */
144 ZFS_IOC_VDEV_SETFRU, /* 0x11 */
145 ZFS_IOC_OBJSET_STATS, /* 0x12 */
146 ZFS_IOC_OBJSET_ZPLPROPS, /* 0x13 */
147 ZFS_IOC_DATASET_LIST_NEXT, /* 0x14 */
148 ZFS_IOC_SNAPSHOT_LIST_NEXT, /* 0x15 */
149 ZFS_IOC_SET_PROP, /* 0x16 */
150 ZFS_IOC_CREATE, /* 0x17 */
151 ZFS_IOC_DESTROY, /* 0x18 */
152 ZFS_IOC_ROLLBACK, /* 0x19 */
153 ZFS_IOC_RENAME, /* 0x1a */
154 ZFS_IOC_RECV, /* 0x1b */
155 ZFS_IOC_SEND, /* 0x1c */
156 ZFS_IOC_INJECT_FAULT, /* 0x1d */
157 ZFS_IOC_CLEAR_FAULT, /* 0x1e */
158 ZFS_IOC_INJECT_LIST_NEXT, /* 0x1f */
159 ZFS_IOC_ERROR_LOG, /* 0x20 */
160 ZFS_IOC_CLEAR, /* 0x21 */
161 ZFS_IOC_PROMOTE, /* 0x22 */
162 /* start of mismatch */
163
164 ZFS_IOC_DESTROY_SNAPS, /* 0x23:0x3b */
165 ZFS_IOC_SNAPSHOT, /* 0x24:0x23 */
166 ZFS_IOC_DSOBJ_TO_DSNAME, /* 0x25:0x24 */
167 ZFS_IOC_OBJ_TO_PATH, /* 0x26:0x25 */
168 ZFS_IOC_POOL_SET_PROPS, /* 0x27:0x26 */
169 ZFS_IOC_POOL_GET_PROPS, /* 0x28:0x27 */
170 ZFS_IOC_SET_FSACL, /* 0x29:0x28 */
171 ZFS_IOC_GET_FSACL, /* 0x30:0x29 */
172 ZFS_IOC_SHARE, /* 0x2b:0x2a */
173 ZFS_IOC_INHERIT_PROP, /* 0x2c:0x2b */
174 ZFS_IOC_SMB_ACL, /* 0x2d:0x2c */
175 ZFS_IOC_USERSPACE_ONE, /* 0x2e:0x2d */
176 ZFS_IOC_USERSPACE_MANY, /* 0x2f:0x2e */
177 ZFS_IOC_USERSPACE_UPGRADE, /* 0x30:0x2f */
178 ZFS_IOC_HOLD, /* 0x31:0x30 */
179 ZFS_IOC_RELEASE, /* 0x32:0x31 */
180 ZFS_IOC_GET_HOLDS, /* 0x33:0x32 */
181 ZFS_IOC_OBJSET_RECVD_PROPS, /* 0x34:0x33 */
182 ZFS_IOC_VDEV_SPLIT, /* 0x35:0x34 */
183 ZFS_IOC_NEXT_OBJ, /* 0x36:0x35 */
184 ZFS_IOC_DIFF, /* 0x37:0x36 */
185 ZFS_IOC_TMP_SNAPSHOT, /* 0x38:0x37 */
186 ZFS_IOC_OBJ_TO_STATS, /* 0x39:0x38 */
187 ZFS_IOC_JAIL, /* 0x3a:0xc2 */
188 ZFS_IOC_UNJAIL, /* 0x3b:0xc3 */
189 ZFS_IOC_POOL_REGUID, /* 0x3c:0x3c */
190 ZFS_IOC_SPACE_WRITTEN, /* 0x3d:0x39 */
191 ZFS_IOC_SPACE_SNAPS, /* 0x3e:0x3a */
192 ZFS_IOC_SEND_PROGRESS, /* 0x3f:0x3e */
193 ZFS_IOC_POOL_REOPEN, /* 0x40:0x3d */
194 ZFS_IOC_LOG_HISTORY, /* 0x41:0x3f */
195 ZFS_IOC_SEND_NEW, /* 0x42:0x40 */
196 ZFS_IOC_SEND_SPACE, /* 0x43:0x41 */
197 ZFS_IOC_CLONE, /* 0x44:0x42 */
198 ZFS_IOC_BOOKMARK, /* 0x45:0x43 */
199 ZFS_IOC_GET_BOOKMARKS, /* 0x46:0x44 */
200 ZFS_IOC_DESTROY_BOOKMARKS, /* 0x47:0x45 */
201 ZFS_IOC_NEXTBOOT, /* 0x48:0xc1 */
202 ZFS_IOC_CHANNEL_PROGRAM, /* 0x49:0x48 */
203 ZFS_IOC_REMAP, /* 0x4a:0x4c */
204 ZFS_IOC_POOL_CHECKPOINT, /* 0x4b:0x4d */
205 ZFS_IOC_POOL_DISCARD_CHECKPOINT, /* 0x4c:0x4e */
206 ZFS_IOC_POOL_INITIALIZE, /* 0x4d:0x4f */
207 };
208
209 static unsigned long zfs_ioctl_ozfs_to_legacy_common_[] = {
210 ZFS_IOC_POOL_CREATE, /* 0x00 */
211 ZFS_IOC_POOL_DESTROY, /* 0x01 */
212 ZFS_IOC_POOL_IMPORT, /* 0x02 */
213 ZFS_IOC_POOL_EXPORT, /* 0x03 */
214 ZFS_IOC_POOL_CONFIGS, /* 0x04 */
215 ZFS_IOC_POOL_STATS, /* 0x05 */
216 ZFS_IOC_POOL_TRYIMPORT, /* 0x06 */
217 ZFS_IOC_POOL_SCAN, /* 0x07 */
218 ZFS_IOC_POOL_FREEZE, /* 0x08 */
219 ZFS_IOC_POOL_UPGRADE, /* 0x09 */
220 ZFS_IOC_POOL_GET_HISTORY, /* 0x0a */
221 ZFS_IOC_VDEV_ADD, /* 0x0b */
222 ZFS_IOC_VDEV_REMOVE, /* 0x0c */
223 ZFS_IOC_VDEV_SET_STATE, /* 0x0d */
224 ZFS_IOC_VDEV_ATTACH, /* 0x0e */
225 ZFS_IOC_VDEV_DETACH, /* 0x0f */
226 ZFS_IOC_VDEV_SETPATH, /* 0x10 */
227 ZFS_IOC_VDEV_SETFRU, /* 0x11 */
228 ZFS_IOC_OBJSET_STATS, /* 0x12 */
229 ZFS_IOC_OBJSET_ZPLPROPS, /* 0x13 */
230 ZFS_IOC_DATASET_LIST_NEXT, /* 0x14 */
231 ZFS_IOC_SNAPSHOT_LIST_NEXT, /* 0x15 */
232 ZFS_IOC_SET_PROP, /* 0x16 */
233 ZFS_IOC_CREATE, /* 0x17 */
234 ZFS_IOC_DESTROY, /* 0x18 */
235 ZFS_IOC_ROLLBACK, /* 0x19 */
236 ZFS_IOC_RENAME, /* 0x1a */
237 ZFS_IOC_RECV, /* 0x1b */
238 ZFS_IOC_SEND, /* 0x1c */
239 ZFS_IOC_INJECT_FAULT, /* 0x1d */
240 ZFS_IOC_CLEAR_FAULT, /* 0x1e */
241 ZFS_IOC_INJECT_LIST_NEXT, /* 0x1f */
242 ZFS_IOC_ERROR_LOG, /* 0x20 */
243 ZFS_IOC_CLEAR, /* 0x21 */
244 ZFS_IOC_PROMOTE, /* 0x22 */
245 /* start of mismatch */
246 ZFS_IOC_LEGACY_SNAPSHOT, /* 0x23 */
247 ZFS_IOC_LEGACY_DSOBJ_TO_DSNAME, /* 0x24 */
248 ZFS_IOC_LEGACY_OBJ_TO_PATH, /* 0x25 */
249 ZFS_IOC_LEGACY_POOL_SET_PROPS, /* 0x26 */
250 ZFS_IOC_LEGACY_POOL_GET_PROPS, /* 0x27 */
251 ZFS_IOC_LEGACY_SET_FSACL, /* 0x28 */
252 ZFS_IOC_LEGACY_GET_FSACL, /* 0x29 */
253 ZFS_IOC_LEGACY_SHARE, /* 0x2a */
254 ZFS_IOC_LEGACY_INHERIT_PROP, /* 0x2b */
255 ZFS_IOC_LEGACY_SMB_ACL, /* 0x2c */
256 ZFS_IOC_LEGACY_USERSPACE_ONE, /* 0x2d */
257 ZFS_IOC_LEGACY_USERSPACE_MANY, /* 0x2e */
258 ZFS_IOC_LEGACY_USERSPACE_UPGRADE, /* 0x2f */
259 ZFS_IOC_LEGACY_HOLD, /* 0x30 */
260 ZFS_IOC_LEGACY_RELEASE, /* 0x31 */
261 ZFS_IOC_LEGACY_GET_HOLDS, /* 0x32 */
262 ZFS_IOC_LEGACY_OBJSET_RECVD_PROPS, /* 0x33 */
263 ZFS_IOC_LEGACY_VDEV_SPLIT, /* 0x34 */
264 ZFS_IOC_LEGACY_NEXT_OBJ, /* 0x35 */
265 ZFS_IOC_LEGACY_DIFF, /* 0x36 */
266 ZFS_IOC_LEGACY_TMP_SNAPSHOT, /* 0x37 */
267 ZFS_IOC_LEGACY_OBJ_TO_STATS, /* 0x38 */
268 ZFS_IOC_LEGACY_SPACE_WRITTEN, /* 0x39 */
269 ZFS_IOC_LEGACY_SPACE_SNAPS, /* 0x3a */
270 ZFS_IOC_LEGACY_DESTROY_SNAPS, /* 0x3b */
271 ZFS_IOC_LEGACY_POOL_REGUID, /* 0x3c */
272 ZFS_IOC_LEGACY_POOL_REOPEN, /* 0x3d */
273 ZFS_IOC_LEGACY_SEND_PROGRESS, /* 0x3e */
274 ZFS_IOC_LEGACY_LOG_HISTORY, /* 0x3f */
275 ZFS_IOC_LEGACY_SEND_NEW, /* 0x40 */
276 ZFS_IOC_LEGACY_SEND_SPACE, /* 0x41 */
277 ZFS_IOC_LEGACY_CLONE, /* 0x42 */
278 ZFS_IOC_LEGACY_BOOKMARK, /* 0x43 */
279 ZFS_IOC_LEGACY_GET_BOOKMARKS, /* 0x44 */
280 ZFS_IOC_LEGACY_DESTROY_BOOKMARKS, /* 0x45 */
281 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_RECV_NEW */
282 ZFS_IOC_LEGACY_POOL_SYNC, /* 0x47 */
283 ZFS_IOC_LEGACY_CHANNEL_PROGRAM, /* 0x48 */
284 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_LOAD_KEY */
285 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_UNLOAD_KEY */
286 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_CHANGE_KEY */
287 ZFS_IOC_LEGACY_REMAP, /* 0x4c */
288 ZFS_IOC_LEGACY_POOL_CHECKPOINT, /* 0x4d */
289 ZFS_IOC_LEGACY_POOL_DISCARD_CHECKPOINT, /* 0x4e */
290 ZFS_IOC_LEGACY_POOL_INITIALIZE, /* 0x4f */
291 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_POOL_TRIM */
292 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_REDACT */
293 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_GET_BOOKMARK_PROPS */
294 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_WAIT */
295 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_WAIT_FS */
296 };
297
298 static unsigned long zfs_ioctl_ozfs_to_legacy_platform_[] = {
299 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_EVENTS_NEXT */
300 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_EVENTS_CLEAR */
301 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_EVENTS_SEEK */
302 ZFS_IOC_LEGACY_NEXTBOOT,
303 ZFS_IOC_LEGACY_JAIL,
304 ZFS_IOC_LEGACY_UNJAIL,
305 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_SET_BOOTENV */
306 ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_GET_BOOTENV */
307 };
308
309 int
zfs_ioctl_legacy_to_ozfs(int request)310 zfs_ioctl_legacy_to_ozfs(int request)
311 {
312 if (request >= sizeof (zfs_ioctl_legacy_to_ozfs_)/sizeof (long))
313 return (-1);
314 return (zfs_ioctl_legacy_to_ozfs_[request]);
315 }
316
317 int
zfs_ioctl_ozfs_to_legacy(int request)318 zfs_ioctl_ozfs_to_legacy(int request)
319 {
320 if (request >= ZFS_IOC_LAST)
321 return (-1);
322
323 if (request > ZFS_IOC_PLATFORM) {
324 request -= ZFS_IOC_PLATFORM + 1;
325 return (zfs_ioctl_ozfs_to_legacy_platform_[request]);
326 }
327 if (request >= sizeof (zfs_ioctl_ozfs_to_legacy_common_)/sizeof (long))
328 return (-1);
329 return (zfs_ioctl_ozfs_to_legacy_common_[request]);
330 }
331
332 void
zfs_cmd_legacy_to_ozfs(zfs_cmd_legacy_t * src,zfs_cmd_t * dst)333 zfs_cmd_legacy_to_ozfs(zfs_cmd_legacy_t *src, zfs_cmd_t *dst)
334 {
335 memcpy(dst, src, offsetof(zfs_cmd_t, zc_objset_stats));
336 *&dst->zc_objset_stats = *&src->zc_objset_stats;
337 memcpy(&dst->zc_begin_record, &src->zc_begin_record,
338 offsetof(zfs_cmd_t, zc_sendobj) -
339 offsetof(zfs_cmd_t, zc_begin_record));
340 memcpy(&dst->zc_sendobj, &src->zc_sendobj,
341 sizeof (zfs_cmd_t) - 8 - offsetof(zfs_cmd_t, zc_sendobj));
342 dst->zc_zoneid = src->zc_jailid;
343 }
344
345 void
zfs_cmd_ozfs_to_legacy(zfs_cmd_t * src,zfs_cmd_legacy_t * dst)346 zfs_cmd_ozfs_to_legacy(zfs_cmd_t *src, zfs_cmd_legacy_t *dst)
347 {
348 memcpy(dst, src, offsetof(zfs_cmd_t, zc_objset_stats));
349 *&dst->zc_objset_stats = *&src->zc_objset_stats;
350 *&dst->zc_begin_record.drr_u.drr_begin = *&src->zc_begin_record;
351 dst->zc_begin_record.drr_payloadlen = 0;
352 dst->zc_begin_record.drr_type = 0;
353
354 memcpy(&dst->zc_inject_record, &src->zc_inject_record,
355 offsetof(zfs_cmd_t, zc_sendobj) -
356 offsetof(zfs_cmd_t, zc_inject_record));
357 dst->zc_resumable = B_FALSE;
358 memcpy(&dst->zc_sendobj, &src->zc_sendobj,
359 sizeof (zfs_cmd_t) - 8 - offsetof(zfs_cmd_t, zc_sendobj));
360 dst->zc_jailid = src->zc_zoneid;
361 }
362 #endif /* ZFS_LEGACY_SUPPORT */
363