mirror of https://gitee.com/openkylin/linux.git
239 lines
9.1 KiB
C
239 lines
9.1 KiB
C
/*
|
|
* Copyright (c) 2004-2005 Silicon Graphics, Inc.
|
|
* All Rights Reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it would be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
#ifndef __XFS_IOCTL32_H__
|
|
#define __XFS_IOCTL32_H__
|
|
|
|
#include <linux/compat.h>
|
|
|
|
/*
|
|
* on 32-bit arches, ioctl argument structures may have different sizes
|
|
* and/or alignment. We define compat structures which match the
|
|
* 32-bit sizes/alignments here, and their associated ioctl numbers.
|
|
*
|
|
* xfs_ioctl32.c contains routines to copy these structures in and out.
|
|
*/
|
|
|
|
/* stock kernel-level ioctls we support */
|
|
#define XFS_IOC_GETXFLAGS_32 FS_IOC32_GETFLAGS
|
|
#define XFS_IOC_SETXFLAGS_32 FS_IOC32_SETFLAGS
|
|
#define XFS_IOC_GETVERSION_32 FS_IOC32_GETVERSION
|
|
|
|
/*
|
|
* On intel, even if sizes match, alignment and/or padding may differ.
|
|
*/
|
|
#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
|
|
#define BROKEN_X86_ALIGNMENT
|
|
#define __compat_packed __attribute__((packed))
|
|
#else
|
|
#define __compat_packed
|
|
#endif
|
|
|
|
typedef struct compat_xfs_bstime {
|
|
compat_time_t tv_sec; /* seconds */
|
|
__s32 tv_nsec; /* and nanoseconds */
|
|
} compat_xfs_bstime_t;
|
|
|
|
typedef struct compat_xfs_bstat {
|
|
__u64 bs_ino; /* inode number */
|
|
__u16 bs_mode; /* type and mode */
|
|
__u16 bs_nlink; /* number of links */
|
|
__u32 bs_uid; /* user id */
|
|
__u32 bs_gid; /* group id */
|
|
__u32 bs_rdev; /* device value */
|
|
__s32 bs_blksize; /* block size */
|
|
__s64 bs_size; /* file size */
|
|
compat_xfs_bstime_t bs_atime; /* access time */
|
|
compat_xfs_bstime_t bs_mtime; /* modify time */
|
|
compat_xfs_bstime_t bs_ctime; /* inode change time */
|
|
int64_t bs_blocks; /* number of blocks */
|
|
__u32 bs_xflags; /* extended flags */
|
|
__s32 bs_extsize; /* extent size */
|
|
__s32 bs_extents; /* number of extents */
|
|
__u32 bs_gen; /* generation count */
|
|
__u16 bs_projid_lo; /* lower part of project id */
|
|
#define bs_projid bs_projid_lo /* (previously just bs_projid) */
|
|
__u16 bs_forkoff; /* inode fork offset in bytes */
|
|
__u16 bs_projid_hi; /* high part of project id */
|
|
unsigned char bs_pad[10]; /* pad space, unused */
|
|
__u32 bs_dmevmask; /* DMIG event mask */
|
|
__u16 bs_dmstate; /* DMIG state info */
|
|
__u16 bs_aextents; /* attribute number of extents */
|
|
} __compat_packed compat_xfs_bstat_t;
|
|
|
|
typedef struct compat_xfs_fsop_bulkreq {
|
|
compat_uptr_t lastip; /* last inode # pointer */
|
|
__s32 icount; /* count of entries in buffer */
|
|
compat_uptr_t ubuffer; /* user buffer for inode desc. */
|
|
compat_uptr_t ocount; /* output count pointer */
|
|
} compat_xfs_fsop_bulkreq_t;
|
|
|
|
#define XFS_IOC_FSBULKSTAT_32 \
|
|
_IOWR('X', 101, struct compat_xfs_fsop_bulkreq)
|
|
#define XFS_IOC_FSBULKSTAT_SINGLE_32 \
|
|
_IOWR('X', 102, struct compat_xfs_fsop_bulkreq)
|
|
#define XFS_IOC_FSINUMBERS_32 \
|
|
_IOWR('X', 103, struct compat_xfs_fsop_bulkreq)
|
|
|
|
typedef struct compat_xfs_fsop_handlereq {
|
|
__u32 fd; /* fd for FD_TO_HANDLE */
|
|
compat_uptr_t path; /* user pathname */
|
|
__u32 oflags; /* open flags */
|
|
compat_uptr_t ihandle; /* user supplied handle */
|
|
__u32 ihandlen; /* user supplied length */
|
|
compat_uptr_t ohandle; /* user buffer for handle */
|
|
compat_uptr_t ohandlen; /* user buffer length */
|
|
} compat_xfs_fsop_handlereq_t;
|
|
|
|
#define XFS_IOC_PATH_TO_FSHANDLE_32 \
|
|
_IOWR('X', 104, struct compat_xfs_fsop_handlereq)
|
|
#define XFS_IOC_PATH_TO_HANDLE_32 \
|
|
_IOWR('X', 105, struct compat_xfs_fsop_handlereq)
|
|
#define XFS_IOC_FD_TO_HANDLE_32 \
|
|
_IOWR('X', 106, struct compat_xfs_fsop_handlereq)
|
|
#define XFS_IOC_OPEN_BY_HANDLE_32 \
|
|
_IOWR('X', 107, struct compat_xfs_fsop_handlereq)
|
|
#define XFS_IOC_READLINK_BY_HANDLE_32 \
|
|
_IOWR('X', 108, struct compat_xfs_fsop_handlereq)
|
|
|
|
/* The bstat field in the swapext struct needs translation */
|
|
typedef struct compat_xfs_swapext {
|
|
int64_t sx_version; /* version */
|
|
int64_t sx_fdtarget; /* fd of target file */
|
|
int64_t sx_fdtmp; /* fd of tmp file */
|
|
xfs_off_t sx_offset; /* offset into file */
|
|
xfs_off_t sx_length; /* leng from offset */
|
|
char sx_pad[16]; /* pad space, unused */
|
|
compat_xfs_bstat_t sx_stat; /* stat of target b4 copy */
|
|
} __compat_packed compat_xfs_swapext_t;
|
|
|
|
#define XFS_IOC_SWAPEXT_32 _IOWR('X', 109, struct compat_xfs_swapext)
|
|
|
|
typedef struct compat_xfs_fsop_attrlist_handlereq {
|
|
struct compat_xfs_fsop_handlereq hreq; /* handle interface structure */
|
|
struct xfs_attrlist_cursor pos; /* opaque cookie, list offset */
|
|
__u32 flags; /* which namespace to use */
|
|
__u32 buflen; /* length of buffer supplied */
|
|
compat_uptr_t buffer; /* returned names */
|
|
} __compat_packed compat_xfs_fsop_attrlist_handlereq_t;
|
|
|
|
/* Note: actually this is read/write */
|
|
#define XFS_IOC_ATTRLIST_BY_HANDLE_32 \
|
|
_IOW('X', 122, struct compat_xfs_fsop_attrlist_handlereq)
|
|
|
|
/* am_opcodes defined in xfs_fs.h */
|
|
typedef struct compat_xfs_attr_multiop {
|
|
__u32 am_opcode;
|
|
__s32 am_error;
|
|
compat_uptr_t am_attrname;
|
|
compat_uptr_t am_attrvalue;
|
|
__u32 am_length;
|
|
__u32 am_flags;
|
|
} compat_xfs_attr_multiop_t;
|
|
|
|
typedef struct compat_xfs_fsop_attrmulti_handlereq {
|
|
struct compat_xfs_fsop_handlereq hreq; /* handle interface structure */
|
|
__u32 opcount;/* count of following multiop */
|
|
/* ptr to compat_xfs_attr_multiop */
|
|
compat_uptr_t ops; /* attr_multi data */
|
|
} compat_xfs_fsop_attrmulti_handlereq_t;
|
|
|
|
#define XFS_IOC_ATTRMULTI_BY_HANDLE_32 \
|
|
_IOW('X', 123, struct compat_xfs_fsop_attrmulti_handlereq)
|
|
|
|
typedef struct compat_xfs_fsop_setdm_handlereq {
|
|
struct compat_xfs_fsop_handlereq hreq; /* handle information */
|
|
/* ptr to struct fsdmidata */
|
|
compat_uptr_t data; /* DMAPI data */
|
|
} compat_xfs_fsop_setdm_handlereq_t;
|
|
|
|
#define XFS_IOC_FSSETDM_BY_HANDLE_32 \
|
|
_IOW('X', 121, struct compat_xfs_fsop_setdm_handlereq)
|
|
|
|
#ifdef BROKEN_X86_ALIGNMENT
|
|
/* on ia32 l_start is on a 32-bit boundary */
|
|
typedef struct compat_xfs_flock64 {
|
|
__s16 l_type;
|
|
__s16 l_whence;
|
|
__s64 l_start __attribute__((packed));
|
|
/* len == 0 means until end of file */
|
|
__s64 l_len __attribute__((packed));
|
|
__s32 l_sysid;
|
|
__u32 l_pid;
|
|
__s32 l_pad[4]; /* reserve area */
|
|
} compat_xfs_flock64_t;
|
|
|
|
#define XFS_IOC_ALLOCSP_32 _IOW('X', 10, struct compat_xfs_flock64)
|
|
#define XFS_IOC_FREESP_32 _IOW('X', 11, struct compat_xfs_flock64)
|
|
#define XFS_IOC_ALLOCSP64_32 _IOW('X', 36, struct compat_xfs_flock64)
|
|
#define XFS_IOC_FREESP64_32 _IOW('X', 37, struct compat_xfs_flock64)
|
|
#define XFS_IOC_RESVSP_32 _IOW('X', 40, struct compat_xfs_flock64)
|
|
#define XFS_IOC_UNRESVSP_32 _IOW('X', 41, struct compat_xfs_flock64)
|
|
#define XFS_IOC_RESVSP64_32 _IOW('X', 42, struct compat_xfs_flock64)
|
|
#define XFS_IOC_UNRESVSP64_32 _IOW('X', 43, struct compat_xfs_flock64)
|
|
#define XFS_IOC_ZERO_RANGE_32 _IOW('X', 57, struct compat_xfs_flock64)
|
|
|
|
typedef struct compat_xfs_fsop_geom_v1 {
|
|
__u32 blocksize; /* filesystem (data) block size */
|
|
__u32 rtextsize; /* realtime extent size */
|
|
__u32 agblocks; /* fsblocks in an AG */
|
|
__u32 agcount; /* number of allocation groups */
|
|
__u32 logblocks; /* fsblocks in the log */
|
|
__u32 sectsize; /* (data) sector size, bytes */
|
|
__u32 inodesize; /* inode size in bytes */
|
|
__u32 imaxpct; /* max allowed inode space(%) */
|
|
__u64 datablocks; /* fsblocks in data subvolume */
|
|
__u64 rtblocks; /* fsblocks in realtime subvol */
|
|
__u64 rtextents; /* rt extents in realtime subvol*/
|
|
__u64 logstart; /* starting fsblock of the log */
|
|
unsigned char uuid[16]; /* unique id of the filesystem */
|
|
__u32 sunit; /* stripe unit, fsblocks */
|
|
__u32 swidth; /* stripe width, fsblocks */
|
|
__s32 version; /* structure version */
|
|
__u32 flags; /* superblock version flags */
|
|
__u32 logsectsize; /* log sector size, bytes */
|
|
__u32 rtsectsize; /* realtime sector size, bytes */
|
|
__u32 dirblocksize; /* directory block size, bytes */
|
|
} __attribute__((packed)) compat_xfs_fsop_geom_v1_t;
|
|
|
|
#define XFS_IOC_FSGEOMETRY_V1_32 \
|
|
_IOR('X', 100, struct compat_xfs_fsop_geom_v1)
|
|
|
|
typedef struct compat_xfs_inogrp {
|
|
__u64 xi_startino; /* starting inode number */
|
|
__s32 xi_alloccount; /* # bits set in allocmask */
|
|
__u64 xi_allocmask; /* mask of allocated inodes */
|
|
} __attribute__((packed)) compat_xfs_inogrp_t;
|
|
|
|
/* These growfs input structures have padding on the end, so must translate */
|
|
typedef struct compat_xfs_growfs_data {
|
|
__u64 newblocks; /* new data subvol size, fsblocks */
|
|
__u32 imaxpct; /* new inode space percentage limit */
|
|
} __attribute__((packed)) compat_xfs_growfs_data_t;
|
|
|
|
typedef struct compat_xfs_growfs_rt {
|
|
__u64 newblocks; /* new realtime size, fsblocks */
|
|
__u32 extsize; /* new realtime extent size, fsblocks */
|
|
} __attribute__((packed)) compat_xfs_growfs_rt_t;
|
|
|
|
#define XFS_IOC_FSGROWFSDATA_32 _IOW('X', 110, struct compat_xfs_growfs_data)
|
|
#define XFS_IOC_FSGROWFSRT_32 _IOW('X', 112, struct compat_xfs_growfs_rt)
|
|
|
|
#endif /* BROKEN_X86_ALIGNMENT */
|
|
|
|
#endif /* __XFS_IOCTL32_H__ */
|