/* * Copyright (c) 2020 iXsystems, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include enum zfs_ioc_legacy { ZFS_IOC_LEGACY_NONE = -1, ZFS_IOC_LEGACY_FIRST = 0, ZFS_LEGACY_IOC = ZFS_IOC_LEGACY_FIRST, ZFS_IOC_LEGACY_POOL_CREATE = ZFS_IOC_LEGACY_FIRST, ZFS_IOC_LEGACY_POOL_DESTROY, ZFS_IOC_LEGACY_POOL_IMPORT, ZFS_IOC_LEGACY_POOL_EXPORT, ZFS_IOC_LEGACY_POOL_CONFIGS, ZFS_IOC_LEGACY_POOL_STATS, ZFS_IOC_LEGACY_POOL_TRYIMPORT, ZFS_IOC_LEGACY_POOL_SCAN, ZFS_IOC_LEGACY_POOL_FREEZE, ZFS_IOC_LEGACY_POOL_UPGRADE, ZFS_IOC_LEGACY_POOL_GET_HISTORY, ZFS_IOC_LEGACY_VDEV_ADD, ZFS_IOC_LEGACY_VDEV_REMOVE, ZFS_IOC_LEGACY_VDEV_SET_STATE, ZFS_IOC_LEGACY_VDEV_ATTACH, ZFS_IOC_LEGACY_VDEV_DETACH, ZFS_IOC_LEGACY_VDEV_SETPATH, ZFS_IOC_LEGACY_VDEV_SETFRU, ZFS_IOC_LEGACY_OBJSET_STATS, ZFS_IOC_LEGACY_OBJSET_ZPLPROPS, ZFS_IOC_LEGACY_DATASET_LIST_NEXT, ZFS_IOC_LEGACY_SNAPSHOT_LIST_NEXT, ZFS_IOC_LEGACY_SET_PROP, ZFS_IOC_LEGACY_CREATE, ZFS_IOC_LEGACY_DESTROY, ZFS_IOC_LEGACY_ROLLBACK, ZFS_IOC_LEGACY_RENAME, ZFS_IOC_LEGACY_RECV, ZFS_IOC_LEGACY_SEND, ZFS_IOC_LEGACY_INJECT_FAULT, ZFS_IOC_LEGACY_CLEAR_FAULT, ZFS_IOC_LEGACY_INJECT_LIST_NEXT, ZFS_IOC_LEGACY_ERROR_LOG, ZFS_IOC_LEGACY_CLEAR, ZFS_IOC_LEGACY_PROMOTE, ZFS_IOC_LEGACY_DESTROY_SNAPS, ZFS_IOC_LEGACY_SNAPSHOT, ZFS_IOC_LEGACY_DSOBJ_TO_DSNAME, ZFS_IOC_LEGACY_OBJ_TO_PATH, ZFS_IOC_LEGACY_POOL_SET_PROPS, ZFS_IOC_LEGACY_POOL_GET_PROPS, ZFS_IOC_LEGACY_SET_FSACL, ZFS_IOC_LEGACY_GET_FSACL, ZFS_IOC_LEGACY_SHARE, ZFS_IOC_LEGACY_INHERIT_PROP, ZFS_IOC_LEGACY_SMB_ACL, ZFS_IOC_LEGACY_USERSPACE_ONE, ZFS_IOC_LEGACY_USERSPACE_MANY, ZFS_IOC_LEGACY_USERSPACE_UPGRADE, ZFS_IOC_LEGACY_HOLD, ZFS_IOC_LEGACY_RELEASE, ZFS_IOC_LEGACY_GET_HOLDS, ZFS_IOC_LEGACY_OBJSET_RECVD_PROPS, ZFS_IOC_LEGACY_VDEV_SPLIT, ZFS_IOC_LEGACY_NEXT_OBJ, ZFS_IOC_LEGACY_DIFF, ZFS_IOC_LEGACY_TMP_SNAPSHOT, ZFS_IOC_LEGACY_OBJ_TO_STATS, ZFS_IOC_LEGACY_JAIL, ZFS_IOC_LEGACY_UNJAIL, ZFS_IOC_LEGACY_POOL_REGUID, ZFS_IOC_LEGACY_SPACE_WRITTEN, ZFS_IOC_LEGACY_SPACE_SNAPS, ZFS_IOC_LEGACY_SEND_PROGRESS, ZFS_IOC_LEGACY_POOL_REOPEN, ZFS_IOC_LEGACY_LOG_HISTORY, ZFS_IOC_LEGACY_SEND_NEW, ZFS_IOC_LEGACY_SEND_SPACE, ZFS_IOC_LEGACY_CLONE, ZFS_IOC_LEGACY_BOOKMARK, ZFS_IOC_LEGACY_GET_BOOKMARKS, ZFS_IOC_LEGACY_DESTROY_BOOKMARKS, ZFS_IOC_LEGACY_NEXTBOOT, ZFS_IOC_LEGACY_CHANNEL_PROGRAM, ZFS_IOC_LEGACY_REMAP, ZFS_IOC_LEGACY_POOL_CHECKPOINT, ZFS_IOC_LEGACY_POOL_DISCARD_CHECKPOINT, ZFS_IOC_LEGACY_POOL_INITIALIZE, ZFS_IOC_LEGACY_POOL_SYNC, ZFS_IOC_LEGACY_LAST }; static unsigned long zfs_ioctl_legacy_to_ozfs_[] = { ZFS_IOC_POOL_CREATE, /* 0x00 */ ZFS_IOC_POOL_DESTROY, /* 0x01 */ ZFS_IOC_POOL_IMPORT, /* 0x02 */ ZFS_IOC_POOL_EXPORT, /* 0x03 */ ZFS_IOC_POOL_CONFIGS, /* 0x04 */ ZFS_IOC_POOL_STATS, /* 0x05 */ ZFS_IOC_POOL_TRYIMPORT, /* 0x06 */ ZFS_IOC_POOL_SCAN, /* 0x07 */ ZFS_IOC_POOL_FREEZE, /* 0x08 */ ZFS_IOC_POOL_UPGRADE, /* 0x09 */ ZFS_IOC_POOL_GET_HISTORY, /* 0x0a */ ZFS_IOC_VDEV_ADD, /* 0x0b */ ZFS_IOC_VDEV_REMOVE, /* 0x0c */ ZFS_IOC_VDEV_SET_STATE, /* 0x0d */ ZFS_IOC_VDEV_ATTACH, /* 0x0e */ ZFS_IOC_VDEV_DETACH, /* 0x0f */ ZFS_IOC_VDEV_SETPATH, /* 0x10 */ ZFS_IOC_VDEV_SETFRU, /* 0x11 */ ZFS_IOC_OBJSET_STATS, /* 0x12 */ ZFS_IOC_OBJSET_ZPLPROPS, /* 0x13 */ ZFS_IOC_DATASET_LIST_NEXT, /* 0x14 */ ZFS_IOC_SNAPSHOT_LIST_NEXT, /* 0x15 */ ZFS_IOC_SET_PROP, /* 0x16 */ ZFS_IOC_CREATE, /* 0x17 */ ZFS_IOC_DESTROY, /* 0x18 */ ZFS_IOC_ROLLBACK, /* 0x19 */ ZFS_IOC_RENAME, /* 0x1a */ ZFS_IOC_RECV, /* 0x1b */ ZFS_IOC_SEND, /* 0x1c */ ZFS_IOC_INJECT_FAULT, /* 0x1d */ ZFS_IOC_CLEAR_FAULT, /* 0x1e */ ZFS_IOC_INJECT_LIST_NEXT, /* 0x1f */ ZFS_IOC_ERROR_LOG, /* 0x20 */ ZFS_IOC_CLEAR, /* 0x21 */ ZFS_IOC_PROMOTE, /* 0x22 */ /* start of mismatch */ ZFS_IOC_DESTROY_SNAPS, /* 0x23:0x3b */ ZFS_IOC_SNAPSHOT, /* 0x24:0x23 */ ZFS_IOC_DSOBJ_TO_DSNAME, /* 0x25:0x24 */ ZFS_IOC_OBJ_TO_PATH, /* 0x26:0x25 */ ZFS_IOC_POOL_SET_PROPS, /* 0x27:0x26 */ ZFS_IOC_POOL_GET_PROPS, /* 0x28:0x27 */ ZFS_IOC_SET_FSACL, /* 0x29:0x28 */ ZFS_IOC_GET_FSACL, /* 0x30:0x29 */ ZFS_IOC_SHARE, /* 0x2b:0x2a */ ZFS_IOC_INHERIT_PROP, /* 0x2c:0x2b */ ZFS_IOC_SMB_ACL, /* 0x2d:0x2c */ ZFS_IOC_USERSPACE_ONE, /* 0x2e:0x2d */ ZFS_IOC_USERSPACE_MANY, /* 0x2f:0x2e */ ZFS_IOC_USERSPACE_UPGRADE, /* 0x30:0x2f */ ZFS_IOC_HOLD, /* 0x31:0x30 */ ZFS_IOC_RELEASE, /* 0x32:0x31 */ ZFS_IOC_GET_HOLDS, /* 0x33:0x32 */ ZFS_IOC_OBJSET_RECVD_PROPS, /* 0x34:0x33 */ ZFS_IOC_VDEV_SPLIT, /* 0x35:0x34 */ ZFS_IOC_NEXT_OBJ, /* 0x36:0x35 */ ZFS_IOC_DIFF, /* 0x37:0x36 */ ZFS_IOC_TMP_SNAPSHOT, /* 0x38:0x37 */ ZFS_IOC_OBJ_TO_STATS, /* 0x39:0x38 */ ZFS_IOC_JAIL, /* 0x3a:0xc2 */ ZFS_IOC_UNJAIL, /* 0x3b:0xc3 */ ZFS_IOC_POOL_REGUID, /* 0x3c:0x3c */ ZFS_IOC_SPACE_WRITTEN, /* 0x3d:0x39 */ ZFS_IOC_SPACE_SNAPS, /* 0x3e:0x3a */ ZFS_IOC_SEND_PROGRESS, /* 0x3f:0x3e */ ZFS_IOC_POOL_REOPEN, /* 0x40:0x3d */ ZFS_IOC_LOG_HISTORY, /* 0x41:0x3f */ ZFS_IOC_SEND_NEW, /* 0x42:0x40 */ ZFS_IOC_SEND_SPACE, /* 0x43:0x41 */ ZFS_IOC_CLONE, /* 0x44:0x42 */ ZFS_IOC_BOOKMARK, /* 0x45:0x43 */ ZFS_IOC_GET_BOOKMARKS, /* 0x46:0x44 */ ZFS_IOC_DESTROY_BOOKMARKS, /* 0x47:0x45 */ ZFS_IOC_NEXTBOOT, /* 0x48:0xc1 */ ZFS_IOC_CHANNEL_PROGRAM, /* 0x49:0x48 */ ZFS_IOC_REMAP, /* 0x4a:0x4c */ ZFS_IOC_POOL_CHECKPOINT, /* 0x4b:0x4d */ ZFS_IOC_POOL_DISCARD_CHECKPOINT, /* 0x4c:0x4e */ ZFS_IOC_POOL_INITIALIZE, /* 0x4d:0x4f */ }; static unsigned long zfs_ioctl_ozfs_to_legacy_common_[] = { ZFS_IOC_POOL_CREATE, /* 0x00 */ ZFS_IOC_POOL_DESTROY, /* 0x01 */ ZFS_IOC_POOL_IMPORT, /* 0x02 */ ZFS_IOC_POOL_EXPORT, /* 0x03 */ ZFS_IOC_POOL_CONFIGS, /* 0x04 */ ZFS_IOC_POOL_STATS, /* 0x05 */ ZFS_IOC_POOL_TRYIMPORT, /* 0x06 */ ZFS_IOC_POOL_SCAN, /* 0x07 */ ZFS_IOC_POOL_FREEZE, /* 0x08 */ ZFS_IOC_POOL_UPGRADE, /* 0x09 */ ZFS_IOC_POOL_GET_HISTORY, /* 0x0a */ ZFS_IOC_VDEV_ADD, /* 0x0b */ ZFS_IOC_VDEV_REMOVE, /* 0x0c */ ZFS_IOC_VDEV_SET_STATE, /* 0x0d */ ZFS_IOC_VDEV_ATTACH, /* 0x0e */ ZFS_IOC_VDEV_DETACH, /* 0x0f */ ZFS_IOC_VDEV_SETPATH, /* 0x10 */ ZFS_IOC_VDEV_SETFRU, /* 0x11 */ ZFS_IOC_OBJSET_STATS, /* 0x12 */ ZFS_IOC_OBJSET_ZPLPROPS, /* 0x13 */ ZFS_IOC_DATASET_LIST_NEXT, /* 0x14 */ ZFS_IOC_SNAPSHOT_LIST_NEXT, /* 0x15 */ ZFS_IOC_SET_PROP, /* 0x16 */ ZFS_IOC_CREATE, /* 0x17 */ ZFS_IOC_DESTROY, /* 0x18 */ ZFS_IOC_ROLLBACK, /* 0x19 */ ZFS_IOC_RENAME, /* 0x1a */ ZFS_IOC_RECV, /* 0x1b */ ZFS_IOC_SEND, /* 0x1c */ ZFS_IOC_INJECT_FAULT, /* 0x1d */ ZFS_IOC_CLEAR_FAULT, /* 0x1e */ ZFS_IOC_INJECT_LIST_NEXT, /* 0x1f */ ZFS_IOC_ERROR_LOG, /* 0x20 */ ZFS_IOC_CLEAR, /* 0x21 */ ZFS_IOC_PROMOTE, /* 0x22 */ /* start of mismatch */ ZFS_IOC_LEGACY_SNAPSHOT, /* 0x23 */ ZFS_IOC_LEGACY_DSOBJ_TO_DSNAME, /* 0x24 */ ZFS_IOC_LEGACY_OBJ_TO_PATH, /* 0x25 */ ZFS_IOC_LEGACY_POOL_SET_PROPS, /* 0x26 */ ZFS_IOC_LEGACY_POOL_GET_PROPS, /* 0x27 */ ZFS_IOC_LEGACY_SET_FSACL, /* 0x28 */ ZFS_IOC_LEGACY_GET_FSACL, /* 0x29 */ ZFS_IOC_LEGACY_SHARE, /* 0x2a */ ZFS_IOC_LEGACY_INHERIT_PROP, /* 0x2b */ ZFS_IOC_LEGACY_SMB_ACL, /* 0x2c */ ZFS_IOC_LEGACY_USERSPACE_ONE, /* 0x2d */ ZFS_IOC_LEGACY_USERSPACE_MANY, /* 0x2e */ ZFS_IOC_LEGACY_USERSPACE_UPGRADE, /* 0x2f */ ZFS_IOC_LEGACY_HOLD, /* 0x30 */ ZFS_IOC_LEGACY_RELEASE, /* 0x31 */ ZFS_IOC_LEGACY_GET_HOLDS, /* 0x32 */ ZFS_IOC_LEGACY_OBJSET_RECVD_PROPS, /* 0x33 */ ZFS_IOC_LEGACY_VDEV_SPLIT, /* 0x34 */ ZFS_IOC_LEGACY_NEXT_OBJ, /* 0x35 */ ZFS_IOC_LEGACY_DIFF, /* 0x36 */ ZFS_IOC_LEGACY_TMP_SNAPSHOT, /* 0x37 */ ZFS_IOC_LEGACY_OBJ_TO_STATS, /* 0x38 */ ZFS_IOC_LEGACY_SPACE_WRITTEN, /* 0x39 */ ZFS_IOC_LEGACY_SPACE_SNAPS, /* 0x3a */ ZFS_IOC_LEGACY_DESTROY_SNAPS, /* 0x3b */ ZFS_IOC_LEGACY_POOL_REGUID, /* 0x3c */ ZFS_IOC_LEGACY_POOL_REOPEN, /* 0x3d */ ZFS_IOC_LEGACY_SEND_PROGRESS, /* 0x3e */ ZFS_IOC_LEGACY_LOG_HISTORY, /* 0x3f */ ZFS_IOC_LEGACY_SEND_NEW, /* 0x40 */ ZFS_IOC_LEGACY_SEND_SPACE, /* 0x41 */ ZFS_IOC_LEGACY_CLONE, /* 0x42 */ ZFS_IOC_LEGACY_BOOKMARK, /* 0x43 */ ZFS_IOC_LEGACY_GET_BOOKMARKS, /* 0x44 */ ZFS_IOC_LEGACY_DESTROY_BOOKMARKS, /* 0x45 */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_RECV_NEW */ ZFS_IOC_LEGACY_POOL_SYNC, /* 0x47 */ ZFS_IOC_LEGACY_CHANNEL_PROGRAM, /* 0x48 */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_LOAD_KEY */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_UNLOAD_KEY */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_CHANGE_KEY */ ZFS_IOC_LEGACY_REMAP, /* 0x4c */ ZFS_IOC_LEGACY_POOL_CHECKPOINT, /* 0x4d */ ZFS_IOC_LEGACY_POOL_DISCARD_CHECKPOINT, /* 0x4e */ ZFS_IOC_LEGACY_POOL_INITIALIZE, /* 0x4f */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_POOL_TRIM */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_REDACT */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_GET_BOOKMARK_PROPS */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_WAIT */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_WAIT_FS */ }; static unsigned long zfs_ioctl_ozfs_to_legacy_platform_[] = { ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_EVENTS_NEXT */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_EVENTS_CLEAR */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_EVENTS_SEEK */ ZFS_IOC_LEGACY_NEXTBOOT, ZFS_IOC_LEGACY_JAIL, ZFS_IOC_LEGACY_UNJAIL, ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_SET_BOOTENV */ ZFS_IOC_LEGACY_NONE, /* ZFS_IOC_GET_BOOTENV */ }; int zfs_ioctl_legacy_to_ozfs(int request) { if (request >= sizeof (zfs_ioctl_legacy_to_ozfs_)/sizeof (long)) return (-1); return (zfs_ioctl_legacy_to_ozfs_[request]); } int zfs_ioctl_ozfs_to_legacy(int request) { if (request > ZFS_IOC_LAST) return (-1); if (request > ZFS_IOC_PLATFORM) { request -= ZFS_IOC_PLATFORM + 1; return (zfs_ioctl_ozfs_to_legacy_platform_[request]); } if (request >= sizeof (zfs_ioctl_ozfs_to_legacy_common_)/sizeof (long)) return (-1); return (zfs_ioctl_ozfs_to_legacy_common_[request]); } void zfs_cmd_legacy_to_ozfs(zfs_cmd_legacy_t *src, zfs_cmd_t *dst) { memcpy(dst, src, offsetof(zfs_cmd_t, zc_objset_stats)); *&dst->zc_objset_stats = *&src->zc_objset_stats; memcpy(&dst->zc_begin_record, &src->zc_begin_record, offsetof(zfs_cmd_t, zc_sendobj) - offsetof(zfs_cmd_t, zc_begin_record)); memcpy(&dst->zc_sendobj, &src->zc_sendobj, sizeof (zfs_cmd_t) - 8 - offsetof(zfs_cmd_t, zc_sendobj)); dst->zc_zoneid = src->zc_jailid; } void zfs_cmd_ozfs_to_legacy(zfs_cmd_t *src, zfs_cmd_legacy_t *dst) { memcpy(dst, src, offsetof(zfs_cmd_t, zc_objset_stats)); *&dst->zc_objset_stats = *&src->zc_objset_stats; *&dst->zc_begin_record.drr_u.drr_begin = *&src->zc_begin_record; dst->zc_begin_record.drr_payloadlen = 0; dst->zc_begin_record.drr_type = 0; memcpy(&dst->zc_inject_record, &src->zc_inject_record, offsetof(zfs_cmd_t, zc_sendobj) - offsetof(zfs_cmd_t, zc_inject_record)); dst->zc_resumable = B_FALSE; memcpy(&dst->zc_sendobj, &src->zc_sendobj, sizeof (zfs_cmd_t) - 8 - offsetof(zfs_cmd_t, zc_sendobj)); dst->zc_jailid = src->zc_zoneid; }