diff options
Diffstat (limited to 'include/os/freebsd/zfs/sys/zfs_ioctl_compat.h')
| -rw-r--r-- | include/os/freebsd/zfs/sys/zfs_ioctl_compat.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/include/os/freebsd/zfs/sys/zfs_ioctl_compat.h b/include/os/freebsd/zfs/sys/zfs_ioctl_compat.h deleted file mode 100644 index 6c5c06548dba..000000000000 --- a/include/os/freebsd/zfs/sys/zfs_ioctl_compat.h +++ /dev/null @@ -1,173 +0,0 @@ -// SPDX-License-Identifier: CDDL-1.0 -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License (the "License"). - * You may not use this file except in compliance with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or https://opensource.org/licenses/CDDL-1.0. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ -/* - * Copyright 2014 Xin Li <delphij@FreeBSD.org>. All rights reserved. - * Copyright 2013 Martin Matuska <mm@FreeBSD.org>. All rights reserved. - * Use is subject to license terms. - */ - -#ifndef _SYS_ZFS_IOCTL_COMPAT_H -#define _SYS_ZFS_IOCTL_COMPAT_H - -#include <sys/cred.h> -#include <sys/dmu.h> -#include <sys/zio.h> -#include <sys/dsl_deleg.h> -#include <sys/zfs_ioctl.h> - -#ifdef _KERNEL -#include <sys/nvpair.h> -#endif /* _KERNEL */ - -/* - * Legacy ioctl support allows compatibility with pre-OpenZFS tools on - * FreeBSD. The need for it will eventually pass (perhaps after FreeBSD - * 12 is well out of support), at which point this code can be removed. - * For now, downstream consumers may choose to disable this code by - * removing the following define. - */ -#define ZFS_LEGACY_SUPPORT - -#ifdef __cplusplus -extern "C" { -#endif - -/* - * Backwards ioctl compatibility - */ - -/* ioctl versions for vfs.zfs.version.ioctl */ -#define ZFS_IOCVER_UNDEF -1 -#define ZFS_IOCVER_NONE 0 -#define ZFS_IOCVER_DEADMAN 1 -#define ZFS_IOCVER_LZC 2 -#define ZFS_IOCVER_ZCMD 3 -#define ZFS_IOCVER_EDBP 4 -#define ZFS_IOCVER_RESUME 5 -#define ZFS_IOCVER_INLANES 6 -#define ZFS_IOCVER_PAD 7 -#define ZFS_IOCVER_LEGACY ZFS_IOCVER_PAD -#define ZFS_IOCVER_OZFS 15 - -/* compatibility conversion flag */ -#define ZFS_CMD_COMPAT_NONE 0 -#define ZFS_CMD_COMPAT_V15 1 -#define ZFS_CMD_COMPAT_V28 2 -#define ZFS_CMD_COMPAT_DEADMAN 3 -#define ZFS_CMD_COMPAT_LZC 4 -#define ZFS_CMD_COMPAT_ZCMD 5 -#define ZFS_CMD_COMPAT_EDBP 6 -#define ZFS_CMD_COMPAT_RESUME 7 -#define ZFS_CMD_COMPAT_INLANES 8 -#define ZFS_CMD_COMPAT_LEGACY 9 - -#define ZFS_IOC_COMPAT_PASS 254 -#define ZFS_IOC_COMPAT_FAIL 255 - -#define ZFS_IOCREQ(ioreq) ((ioreq) & 0xff) - -typedef struct zfs_iocparm { - uint32_t zfs_ioctl_version; - uint64_t zfs_cmd; - uint64_t zfs_cmd_size; -} zfs_iocparm_t; - - -#ifdef ZFS_LEGACY_SUPPORT -#define LEGACY_MAXPATHLEN 1024 -#define LEGACY_MAXNAMELEN 256 - -/* - * Note: this struct must have the same layout in 32-bit and 64-bit, so - * that 32-bit processes (like /sbin/zfs) can pass it to the 64-bit - * kernel. Therefore, we add padding to it so that no "hidden" padding - * is automatically added on 64-bit (but not on 32-bit). - */ -typedef struct zfs_cmd_legacy { - char zc_name[LEGACY_MAXPATHLEN]; /* pool|dataset name */ - uint64_t zc_nvlist_src; /* really (char *) */ - uint64_t zc_nvlist_src_size; - uint64_t zc_nvlist_dst; /* really (char *) */ - uint64_t zc_nvlist_dst_size; - boolean_t zc_nvlist_dst_filled; /* put an nvlist in dst? */ - int zc_pad2; - - /* - * The following members are for legacy ioctls which haven't been - * converted to the new method. - */ - uint64_t zc_history; /* really (char *) */ - char zc_value[LEGACY_MAXPATHLEN * 2]; - char zc_string[LEGACY_MAXNAMELEN]; - uint64_t zc_guid; - uint64_t zc_nvlist_conf; /* really (char *) */ - uint64_t zc_nvlist_conf_size; - uint64_t zc_cookie; - uint64_t zc_objset_type; - uint64_t zc_perm_action; - uint64_t zc_history_len; - uint64_t zc_history_offset; - uint64_t zc_obj; - uint64_t zc_iflags; /* internal to zfs(7fs) */ - zfs_share_t zc_share; - uint64_t zc_jailid; - dmu_objset_stats_t zc_objset_stats; - dmu_replay_record_t zc_begin_record; - zinject_record_t zc_inject_record; - uint32_t zc_defer_destroy; - uint32_t zc_flags; - uint64_t zc_action_handle; - int zc_cleanup_fd; - uint8_t zc_simple; - uint8_t zc_pad3[3]; - boolean_t zc_resumable; - uint32_t zc_pad4; - uint64_t zc_sendobj; - uint64_t zc_fromobj; - uint64_t zc_createtxg; - zfs_stat_t zc_stat; -} zfs_cmd_legacy_t; -#endif - - -#ifdef _KERNEL -int zfs_ioctl_compat_pre(zfs_cmd_t *, int *, const int); -void zfs_ioctl_compat_post(zfs_cmd_t *, const int, const int); -nvlist_t *zfs_ioctl_compat_innvl(zfs_cmd_t *, nvlist_t *, const int, - const int); -nvlist_t *zfs_ioctl_compat_outnvl(zfs_cmd_t *, nvlist_t *, const int, - const int); -#endif /* _KERNEL */ -#ifdef ZFS_LEGACY_SUPPORT -int zfs_ioctl_legacy_to_ozfs(int request); -int zfs_ioctl_ozfs_to_legacy(int request); -void zfs_cmd_legacy_to_ozfs(zfs_cmd_legacy_t *src, zfs_cmd_t *dst); -void zfs_cmd_ozfs_to_legacy(zfs_cmd_t *src, zfs_cmd_legacy_t *dst); -#endif - -void zfs_cmd_compat_put(zfs_cmd_t *, caddr_t, const int, const int); - -#ifdef __cplusplus -} -#endif - -#endif /* _SYS_ZFS_IOCTL_COMPAT_H */ |