/* * 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__ */