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/*
Unix SMB/CIFS implementation.
System QUOTA function wrappers for XFS
Copyright (C) Stefan (metze) Metzmacher 2003
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; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will 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 to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#ifdef HAVE_XFS_QUOTA
#include "samba_xfs_quota.h"
#define HAVE_LINUX_XFS_QUOTA
#endif
#ifdef HAVE_LINUX_XFS_QUOTA
/* Linux has BBSIZE in <linux/xfs_fs.h>
* or <xfs/xfs_fs.h>
* IRIX has BBSIZE in <sys/param.h>
*/
#ifdef HAVE_XFS_FS_HEADER
#include HAVE_XFS_FS_HEADER
#endif
/* on IRIX */
#ifndef Q_XQUOTAON
#define Q_XQUOTAON Q_QUOTAON
#endif /* Q_XQUOTAON */
#ifndef Q_XQUOTAOFF
#define Q_XQUOTAOFF Q_QUOTAOFF
#endif /* Q_XQUOTAOFF */
#ifndef Q_XGETQSTAT
#define Q_XGETQSTAT Q_GETQSTAT
#endif /* Q_XGETQSTAT */
#ifndef BBSHIFT
#define BBSHIFT 9
#endif /* BBSHIFT */
#ifndef BBSIZE
#define BBSIZE (1<<BBSHIFT)
#endif /* BBSIZE */
#ifdef IRIX6
#ifndef QUOTABLOCK_SIZE
#define QUOTABLOCK_SIZE BBSIZE
#endif
#endif
/****************************************************************************
Abstract out the XFS Quota Manager quota get call.
****************************************************************************/
int sys_get_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
{
int ret = -1;
uint32 qflags = 0;
SMB_BIG_UINT bsize = (SMB_BIG_UINT)BBSIZE;
struct fs_disk_quota D;
struct fs_quota_stat F;
ZERO_STRUCT(D);
ZERO_STRUCT(F);
if (!bdev||!dp)
smb_panic("sys_get_xfs_quota: called with NULL pointer");
ZERO_STRUCT(*dp);
dp->qtype = qtype;
switch (qtype) {
case SMB_USER_QUOTA_TYPE:
if ((ret=quotactl(QCMD(Q_XGETQUOTA,XFS_USER_QUOTA), bdev, id.uid, (caddr_t)&D)))
return ret;
break;
#ifdef HAVE_GROUP_QUOTA
case SMB_GROUP_QUOTA_TYPE:
if ((ret=quotactl(QCMD(Q_XGETQUOTA,XFS_GROUP_QUOTA), bdev, id.gid, (caddr_t)&D)))
return ret;
break;
#endif /* HAVE_GROUP_QUOTA */
case SMB_USER_FS_QUOTA_TYPE:
quotactl(QCMD(Q_XGETQSTAT,XFS_USER_QUOTA), bdev, -1, (caddr_t)&F);
if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) {
qflags |= QUOTAS_DENY_DISK;
}
else if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) {
qflags |= QUOTAS_ENABLED;
}
ret = 0;
break;
#ifdef HAVE_GROUP_QUOTA
case SMB_GROUP_FS_QUOTA_TYPE:
quotactl(QCMD(Q_XGETQSTAT,XFS_GROUP_QUOTA), bdev, -1, (caddr_t)&F);
if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) {
qflags |= QUOTAS_DENY_DISK;
}
else if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) {
qflags |= QUOTAS_ENABLED;
}
ret = 0;
break;
#endif /* HAVE_GROUP_QUOTA */
default:
errno = ENOSYS;
return -1;
}
dp->bsize = bsize;
dp->softlimit = (SMB_BIG_UINT)D.d_blk_softlimit;
dp->hardlimit = (SMB_BIG_UINT)D.d_blk_hardlimit;
dp->ihardlimit = (SMB_BIG_UINT)D.d_ino_hardlimit;
dp->isoftlimit = (SMB_BIG_UINT)D.d_ino_softlimit;
dp->curinodes = (SMB_BIG_UINT)D.d_icount;
dp->curblocks = (SMB_BIG_UINT)D.d_bcount;
dp->qflags = qflags;
return ret;
}
/****************************************************************************
Abstract out the XFS Quota Manager quota set call.
****************************************************************************/
int sys_set_xfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
{
int ret = -1;
uint32 qflags = 0;
SMB_BIG_UINT bsize = (SMB_BIG_UINT)BBSIZE;
struct fs_disk_quota D;
struct fs_quota_stat F;
int q_on = 0;
int q_off = 0;
ZERO_STRUCT(D);
ZERO_STRUCT(F);
if (!bdev||!dp)
smb_panic("sys_set_xfs_quota: called with NULL pointer");
if (bsize == dp->bsize) {
D.d_blk_softlimit = dp->softlimit;
D.d_blk_hardlimit = dp->hardlimit;
D.d_ino_hardlimit = dp->ihardlimit;
D.d_ino_softlimit = dp->isoftlimit;
} else {
D.d_blk_softlimit = (dp->softlimit*dp->bsize)/bsize;
D.d_blk_hardlimit = (dp->hardlimit*dp->bsize)/bsize;
D.d_ino_hardlimit = (dp->ihardlimit*dp->bsize)/bsize;
D.d_ino_softlimit = (dp->isoftlimit*dp->bsize)/bsize;
}
qflags = dp->qflags;
switch (qtype) {
case SMB_USER_QUOTA_TYPE:
D.d_fieldmask |= FS_DQ_LIMIT_MASK;
ret = quotactl(QCMD(Q_XSETQLIM,XFS_USER_QUOTA), bdev, id.uid, (caddr_t)&D);
break;
#ifdef HAVE_GROUP_QUOTA
case SMB_GROUP_QUOTA_TYPE:
D.d_fieldmask |= FS_DQ_LIMIT_MASK;
ret = quotactl(QCMD(Q_XSETQLIM,XFS_GROUP_QUOTA), bdev, id.gid, (caddr_t)&D);
break;
#endif /* HAVE_GROUP_QUOTA */
case SMB_USER_FS_QUOTA_TYPE:
quotactl(QCMD(Q_XGETQSTAT,XFS_USER_QUOTA), bdev, -1, (caddr_t)&F);
if (qflags & QUOTAS_DENY_DISK) {
if (!(F.qs_flags & XFS_QUOTA_UDQ_ENFD))
q_on |= XFS_QUOTA_UDQ_ENFD;
if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
q_on |= XFS_QUOTA_UDQ_ACCT;
if (q_on != 0) {
ret = quotactl(QCMD(Q_XQUOTAON,XFS_USER_QUOTA),bdev, -1, (caddr_t)&q_on);
} else {
ret = 0;
}
} else if (qflags & QUOTAS_ENABLED) {
if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
q_off |= XFS_QUOTA_UDQ_ENFD;
if (q_off != 0) {
ret = quotactl(QCMD(Q_XQUOTAOFF,XFS_USER_QUOTA),bdev, -1, (caddr_t)&q_off);
} else {
ret = 0;
}
if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
q_on |= XFS_QUOTA_UDQ_ACCT;
if (q_on != 0) {
ret = quotactl(QCMD(Q_XQUOTAON,XFS_USER_QUOTA),bdev, -1, (caddr_t)&q_on);
} else {
ret = 0;
}
} else {
#if 0
/* Switch on XFS_QUOTA_UDQ_ACCT didn't work!
* only swittching off XFS_QUOTA_UDQ_ACCT work
*/
if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
q_off |= XFS_QUOTA_UDQ_ENFD;
if (F.qs_flags & XFS_QUOTA_UDQ_ACCT)
q_off |= XFS_QUOTA_UDQ_ACCT;
if (q_off !=0) {
ret = quotactl(QCMD(Q_XQUOTAOFF,XFS_USER_QUOTA),bdev, -1, (caddr_t)&q_off);
} else {
ret = 0;
}
#else
ret = -1;
#endif
}
break;
#ifdef HAVE_GROUP_QUOTA
case SMB_GROUP_FS_QUOTA_TYPE:
quotactl(QCMD(Q_XGETQSTAT,XFS_GROUP_QUOTA), bdev, -1, (caddr_t)&F);
if (qflags & QUOTAS_DENY_DISK) {
if (!(F.qs_flags & XFS_QUOTA_UDQ_ENFD))
q_on |= XFS_QUOTA_UDQ_ENFD;
if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
q_on |= XFS_QUOTA_UDQ_ACCT;
if (q_on != 0) {
ret = quotactl(QCMD(Q_XQUOTAON,XFS_GROUP_QUOTA),bdev, -1, (caddr_t)&q_on);
} else {
ret = 0;
}
} else if (qflags & QUOTAS_ENABLED) {
if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
q_off |= XFS_QUOTA_UDQ_ENFD;
if (q_off != 0) {
ret = quotactl(QCMD(Q_XQUOTAOFF,XFS_GROUP_QUOTA),bdev, -1, (caddr_t)&q_off);
} else {
ret = 0;
}
if (!(F.qs_flags & XFS_QUOTA_UDQ_ACCT))
q_on |= XFS_QUOTA_UDQ_ACCT;
if (q_on != 0) {
ret = quotactl(QCMD(Q_XQUOTAON,XFS_GROUP_QUOTA),bdev, -1, (caddr_t)&q_on);
} else {
ret = 0;
}
} else {
#if 0
/* Switch on XFS_QUOTA_UDQ_ACCT didn't work!
* only swittching off XFS_QUOTA_UDQ_ACCT work
*/
if (F.qs_flags & XFS_QUOTA_UDQ_ENFD)
q_off |= XFS_QUOTA_UDQ_ENFD;
if (F.qs_flags & XFS_QUOTA_UDQ_ACCT)
q_off |= XFS_QUOTA_UDQ_ACCT;
if (q_off !=0) {
ret = quotactl(QCMD(Q_XQUOTAOFF,XFS_GROUP_QUOTA),bdev, -1, (caddr_t)&q_off);
} else {
ret = 0;
}
#else
ret = -1;
#endif
}
break;
#endif /* HAVE_GROUP_QUOTA */
default:
errno = ENOSYS;
return -1;
}
return ret;
}
#endif /* HAVE_LINUX_XFS_QUOTA */
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