164 lines
4.5 KiB
C
164 lines
4.5 KiB
C
/*
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* Copyright (c) 2004 Silicon Graphics, Inc. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it would be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* Further, this software is distributed without any warranty that it is
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* free of the rightful claim of any third person regarding infringement
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* or the like. Any license provided herein, whether implied or
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* otherwise, applies only to this software file. Patent licenses, if
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* any, provided herein do not apply to combinations of this program with
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* other software, or any other product whatsoever.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*
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* Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
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* Mountain View, CA 94043, or:
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*
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* http://www.sgi.com
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*
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* For further information regarding this notice, see:
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*
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* http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
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*/
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#include <linux/config.h>
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#include <linux/compat.h>
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#include <linux/init.h>
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#include <linux/ioctl.h>
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#include <linux/ioctl32.h>
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#include <linux/syscalls.h>
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#include <linux/types.h>
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#include <linux/fs.h>
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#include <asm/uaccess.h>
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#include "xfs.h"
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#include "xfs_types.h"
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#include "xfs_fs.h"
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#include "xfs_vfs.h"
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#include "xfs_vnode.h"
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#include "xfs_dfrag.h"
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#if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
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#define BROKEN_X86_ALIGNMENT
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#else
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typedef struct xfs_fsop_bulkreq32 {
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compat_uptr_t lastip; /* last inode # pointer */
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__s32 icount; /* count of entries in buffer */
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compat_uptr_t ubuffer; /* user buffer for inode desc. */
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__s32 ocount; /* output count pointer */
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} xfs_fsop_bulkreq32_t;
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static unsigned long
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xfs_ioctl32_bulkstat(unsigned long arg)
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{
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xfs_fsop_bulkreq32_t __user *p32 = (void __user *)arg;
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xfs_fsop_bulkreq_t __user *p = compat_alloc_user_space(sizeof(*p));
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u32 addr;
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if (get_user(addr, &p32->lastip) ||
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put_user(compat_ptr(addr), &p->lastip) ||
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copy_in_user(&p->icount, &p32->icount, sizeof(s32)) ||
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get_user(addr, &p32->ubuffer) ||
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put_user(compat_ptr(addr), &p->ubuffer) ||
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get_user(addr, &p32->ocount) ||
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put_user(compat_ptr(addr), &p->ocount))
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return -EFAULT;
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return (unsigned long)p;
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}
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#endif
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static long
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__xfs_compat_ioctl(int mode, struct file *f, unsigned cmd, unsigned long arg)
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{
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int error;
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struct inode *inode = f->f_dentry->d_inode;
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vnode_t *vp = LINVFS_GET_VP(inode);
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switch (cmd) {
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case XFS_IOC_DIOINFO:
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case XFS_IOC_FSGEOMETRY_V1:
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case XFS_IOC_FSGEOMETRY:
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case XFS_IOC_GETVERSION:
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case XFS_IOC_GETXFLAGS:
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case XFS_IOC_SETXFLAGS:
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case XFS_IOC_FSGETXATTR:
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case XFS_IOC_FSSETXATTR:
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case XFS_IOC_FSGETXATTRA:
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case XFS_IOC_FSSETDM:
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case XFS_IOC_GETBMAP:
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case XFS_IOC_GETBMAPA:
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case XFS_IOC_GETBMAPX:
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/* not handled
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case XFS_IOC_FD_TO_HANDLE:
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case XFS_IOC_PATH_TO_HANDLE:
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case XFS_IOC_PATH_TO_HANDLE:
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case XFS_IOC_PATH_TO_FSHANDLE:
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case XFS_IOC_OPEN_BY_HANDLE:
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case XFS_IOC_FSSETDM_BY_HANDLE:
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case XFS_IOC_READLINK_BY_HANDLE:
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case XFS_IOC_ATTRLIST_BY_HANDLE:
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case XFS_IOC_ATTRMULTI_BY_HANDLE:
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*/
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case XFS_IOC_FSCOUNTS:
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case XFS_IOC_SET_RESBLKS:
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case XFS_IOC_GET_RESBLKS:
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case XFS_IOC_FSGROWFSDATA:
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case XFS_IOC_FSGROWFSLOG:
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case XFS_IOC_FSGROWFSRT:
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case XFS_IOC_FREEZE:
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case XFS_IOC_THAW:
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case XFS_IOC_GOINGDOWN:
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case XFS_IOC_ERROR_INJECTION:
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case XFS_IOC_ERROR_CLEARALL:
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break;
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#ifndef BROKEN_X86_ALIGNMENT
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/* xfs_flock_t and xfs_bstat_t have wrong u32 vs u64 alignment */
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case XFS_IOC_ALLOCSP:
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case XFS_IOC_FREESP:
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case XFS_IOC_RESVSP:
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case XFS_IOC_UNRESVSP:
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case XFS_IOC_ALLOCSP64:
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case XFS_IOC_FREESP64:
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case XFS_IOC_RESVSP64:
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case XFS_IOC_UNRESVSP64:
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case XFS_IOC_SWAPEXT:
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break;
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case XFS_IOC_FSBULKSTAT_SINGLE:
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case XFS_IOC_FSBULKSTAT:
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case XFS_IOC_FSINUMBERS:
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arg = xfs_ioctl32_bulkstat(arg);
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break;
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#endif
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default:
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return -ENOIOCTLCMD;
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}
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VOP_IOCTL(vp, inode, f, mode, cmd, (void __user *)arg, error);
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VMODIFY(vp);
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return error;
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}
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long xfs_compat_ioctl(struct file *f, unsigned cmd, unsigned long arg)
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{
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return __xfs_compat_ioctl(0, f, cmd, arg);
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}
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long xfs_compat_invis_ioctl(struct file *f, unsigned cmd, unsigned long arg)
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{
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return __xfs_compat_ioctl(IO_INVIS, f, cmd, arg);
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}
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