Initial import
[samba] / source / lib / sysquotas_xfs.c
diff --git a/source/lib/sysquotas_xfs.c b/source/lib/sysquotas_xfs.c
new file mode 100644 (file)
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--- /dev/null
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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"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_QUOTA
+
+#ifndef HAVE_SYS_QUOTAS
+#ifdef HAVE_XFS_QUOTAS
+#undef HAVE_XFS_QUOTAS
+#endif
+#endif
+
+#ifdef HAVE_XFS_QUOTAS
+
+#ifdef HAVE_LINUX_XFS_QUOTAS
+#include "samba_linux_quota.h"
+#include "samba_xfs_quota.h"
+#define HAVE_GROUP_QUOTA
+#else /* IRIX */
+#include <sys/quota.h> 
+#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 */
+
+/* currently doesn't support Group and Project quotas on IRIX 
+ */
+
+#ifndef QCMD
+#define QCMD(x,y) x
+#endif
+
+/*
+ * IRIX has BBSIZE in <sys/param.h>
+ */
+#ifndef BBSHIFT
+#define        BBSHIFT         9
+#endif /* BBSHIFT */
+#ifndef BBSIZE
+#define        BBSIZE          (1<<BBSHIFT)
+#endif /* BBSIZE */
+
+/****************************************************************************
+ 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:
+                       DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n",
+                               path, bdev, (unsigned)id.uid));
+
+                       if ((ret=quotactl(QCMD(Q_XGETQUOTA,USRQUOTA), bdev, id.uid, (caddr_t)&D)))
+                               return ret;
+                       break;
+#ifdef HAVE_GROUP_QUOTA
+               case SMB_GROUP_QUOTA_TYPE:
+                       DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n",
+                               path, bdev, (unsigned)id.gid));
+
+                       if ((ret=quotactl(QCMD(Q_XGETQUOTA,GRPQUOTA), bdev, id.gid, (caddr_t)&D)))
+                               return ret;
+                       break;
+#endif /* HAVE_GROUP_QUOTA */
+               case SMB_USER_FS_QUOTA_TYPE:
+                       DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n",
+                               path, bdev, (unsigned)id.uid));
+
+                       quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), 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:
+                       DEBUG(10,("sys_get_xfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n",
+                               path, bdev, (unsigned)id.gid));
+
+                       quotactl(QCMD(Q_XGETQSTAT,GRPQUOTA), bdev, -1, (caddr_t)&F);
+
+                       if (F.qs_flags & XFS_QUOTA_GDQ_ENFD) {
+                               qflags |= QUOTAS_DENY_DISK;
+                       }
+                       else if (F.qs_flags & XFS_QUOTA_GDQ_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:
+                       DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_USER_QUOTA_TYPE uid[%u]\n",
+                               path, bdev, (unsigned)id.uid));
+
+                       D.d_fieldmask |= FS_DQ_LIMIT_MASK;
+                       ret = quotactl(QCMD(Q_XSETQLIM,USRQUOTA), bdev, id.uid, (caddr_t)&D);
+                       break;
+#ifdef HAVE_GROUP_QUOTA
+               case SMB_GROUP_QUOTA_TYPE:
+                       DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_GROUP_QUOTA_TYPE gid[%u]\n",
+                               path, bdev, (unsigned)id.gid));
+
+                       D.d_fieldmask |= FS_DQ_LIMIT_MASK;
+                       ret = quotactl(QCMD(Q_XSETQLIM,GRPQUOTA), bdev, id.gid, (caddr_t)&D);
+                       break;
+#endif /* HAVE_GROUP_QUOTA */
+               case SMB_USER_FS_QUOTA_TYPE:
+                       DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_USER_FS_QUOTA_TYPE (uid[%u])\n",
+                               path, bdev, (unsigned)id.uid));
+
+                       quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), 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,USRQUOTA),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,USRQUOTA),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,USRQUOTA),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,USRQUOTA),bdev, -1, (caddr_t)&q_off);
+                               } else {
+                                       ret = 0;
+                               }
+#else
+                               ret = -1;
+#endif
+                       }
+
+                       break;
+#ifdef HAVE_GROUP_QUOTA
+               case SMB_GROUP_FS_QUOTA_TYPE:
+                       DEBUG(10,("sys_set_xfs_quota: path[%s] bdev[%s] SMB_GROUP_FS_QUOTA_TYPE (gid[%u])\n",
+                               path, bdev, (unsigned)id.gid));
+
+                       quotactl(QCMD(Q_XGETQSTAT,GRPQUOTA), bdev, -1, (caddr_t)&F);
+                       
+                       if (qflags & QUOTAS_DENY_DISK) {
+                               if (!(F.qs_flags & XFS_QUOTA_GDQ_ENFD))
+                                       q_on |= XFS_QUOTA_GDQ_ENFD;
+                               if (!(F.qs_flags & XFS_QUOTA_GDQ_ACCT))
+                                       q_on |= XFS_QUOTA_GDQ_ACCT;
+                               
+                               if (q_on != 0) {
+                                       ret = quotactl(QCMD(Q_XQUOTAON,GRPQUOTA),bdev, -1, (caddr_t)&q_on);
+                               } else {
+                                       ret = 0;
+                               }
+
+                       } else if (qflags & QUOTAS_ENABLED) {
+                               if (F.qs_flags & XFS_QUOTA_GDQ_ENFD)
+                                       q_off |= XFS_QUOTA_GDQ_ENFD;
+
+                               if (q_off != 0) {
+                                       ret = quotactl(QCMD(Q_XQUOTAOFF,GRPQUOTA),bdev, -1, (caddr_t)&q_off);
+                               } else {
+                                       ret = 0;
+                               }
+
+                               if (!(F.qs_flags & XFS_QUOTA_GDQ_ACCT))
+                                       q_on |= XFS_QUOTA_GDQ_ACCT;
+
+                               if (q_on != 0) {
+                                       ret = quotactl(QCMD(Q_XQUOTAON,GRPQUOTA),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_GDQ_ENFD)
+                                       q_off |= XFS_QUOTA_GDQ_ENFD;
+                               if (F.qs_flags & XFS_QUOTA_GDQ_ACCT)
+                                       q_off |= XFS_QUOTA_GDQ_ACCT;
+
+                               if (q_off !=0) {
+                                       ret = quotactl(QCMD(Q_XQUOTAOFF,GRPQUOTA),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;
+}
+
+#else /* HAVE_XFS_QUOTAS */
+ void dummy_sysquotas_xfs(void);
+
+ void dummy_sysquotas_xfs(void){}
+#endif /* HAVE_XFS_QUOTAS */