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-rw-r--r--source3/lib/sysquotas.c956
-rw-r--r--source3/lib/util.c13
-rw-r--r--source3/lib/util_str.c22
3 files changed, 991 insertions, 0 deletions
diff --git a/source3/lib/sysquotas.c b/source3/lib/sysquotas.c
new file mode 100644
index 0000000000..ba58e87896
--- /dev/null
+++ b/source3/lib/sysquotas.c
@@ -0,0 +1,956 @@
+/*
+ Unix SMB/CIFS implementation.
+ System QUOTA function wrappers
+ 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.
+*/
+
+
+#ifndef AUTOCONF_TEST
+
+#include "includes.h"
+
+
+#if defined(HAVE_QUOTACTL_4A)
+/* long quotactl(int cmd, char *special, qid_t id, caddr_t addr) */
+/* this is used by: linux,HPUX,IRIX */
+
+/****************************************************************************
+ Abstract out the old and new Linux quota get calls.
+****************************************************************************/
+static int sys_get_vfs_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;
+ struct SYS_DQBLK D;
+ SMB_BIG_UINT bsize = (SMB_BIG_UINT)QUOTABLOCK_SIZE;
+
+ if (!path||!bdev||!dp)
+ smb_panic("sys_get_vfs_quota: called with NULL pointer");
+
+ ZERO_STRUCT(D);
+ ZERO_STRUCT(*dp);
+ dp->qtype = qtype;
+
+ switch (qtype) {
+ case SMB_USER_QUOTA_TYPE:
+ /* we use id.uid == 0 for default quotas */
+ if (id.uid == 0) {
+ ret = 0;
+ break;
+ }
+
+ if ((ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), bdev, id.uid, (CADDR_T)&D))) {
+ return ret;
+ }
+
+ if ((D.dqb_curblocks==0)&&
+ (D.dqb_bsoftlimit==0)&&
+ (D.dqb_bhardlimit==0)) {
+ /* the upper layer functions don't want empty quota records...*/
+ return -1;
+ }
+
+ break;
+#ifdef HAVE_GROUP_QUOTA
+ case SMB_GROUP_QUOTA_TYPE:
+ if ((ret = quotactl(QCMD(Q_GETQUOTA,GRPQUOTA), bdev, id.gid, (CADDR_T)&D))) {
+ return ret;
+ }
+
+ if ((D.dqb_curblocks==0)&&
+ (D.dqb_bsoftlimit==0)&&
+ (D.dqb_bhardlimit==0)) {
+ /* the upper layer functions don't want empty quota records...*/
+ return -1;
+ }
+
+ break;
+#endif /* HAVE_GROUP_QUOTA */
+ case SMB_USER_FS_QUOTA_TYPE:
+ id.uid = getuid();
+
+ if ((ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), bdev, id.uid, (CADDR_T)&D))==0) {
+ qflags |= QUOTAS_DENY_DISK;
+ }
+
+ /* get the default quotas stored in the root's (uid =0) record */
+ if ((ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), bdev, 0, (CADDR_T)&D))) {
+ return ret;
+ }
+
+ ret = 0;
+ break;
+ default:
+ errno = ENOSYS;
+ return -1;
+ }
+
+ dp->bsize = bsize;
+ dp->softlimit = (SMB_BIG_UINT)D.dqb_bsoftlimit;
+ dp->hardlimit = (SMB_BIG_UINT)D.dqb_bhardlimit;
+ dp->ihardlimit = (SMB_BIG_UINT)D.dqb_ihardlimit;
+ dp->isoftlimit = (SMB_BIG_UINT)D.dqb_isoftlimit;
+ dp->curinodes = (SMB_BIG_UINT)D.dqb_curinodes;
+ dp->curblocks = (SMB_BIG_UINT)D.dqb_curblocks;
+
+
+ dp->qflags = qflags;
+
+ return ret;
+}
+
+/****************************************************************************
+ Abstract out the old and new Linux quota set calls.
+****************************************************************************/
+
+static int sys_set_vfs_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;
+ struct SYS_DQBLK D;
+ SMB_BIG_UINT bsize = (SMB_BIG_UINT)QUOTABLOCK_SIZE;
+
+ if (!path||!bdev||!dp)
+ smb_panic("sys_set_vfs_quota: called with NULL pointer");
+
+ ZERO_STRUCT(D);
+
+ if (bsize == dp->bsize) {
+ D.dqb_bsoftlimit = dp->softlimit;
+ D.dqb_bhardlimit = dp->hardlimit;
+ D.dqb_ihardlimit = dp->ihardlimit;
+ D.dqb_isoftlimit = dp->isoftlimit;
+ } else {
+ D.dqb_bsoftlimit = (dp->softlimit*dp->bsize)/bsize;
+ D.dqb_bhardlimit = (dp->hardlimit*dp->bsize)/bsize;
+ D.dqb_ihardlimit = (dp->ihardlimit*dp->bsize)/bsize;
+ D.dqb_isoftlimit = (dp->isoftlimit*dp->bsize)/bsize;
+ }
+
+ qflags = dp->qflags;
+
+ switch (qtype) {
+ case SMB_USER_QUOTA_TYPE:
+ /* we use id.uid == 0 for default quotas */
+ if (id.uid>0) {
+ ret = quotactl(QCMD(Q_SETQLIM,USRQUOTA), bdev, id.uid, (CADDR_T)&D);
+ }
+ break;
+#ifdef HAVE_GROUP_QUOTA
+ case SMB_GROUP_QUOTA_TYPE:
+ ret = quotactl(QCMD(Q_SETQLIM,GRPQUOTA), bdev, id.gid, (CADDR_T)&D);
+ break;
+#endif /* HAVE_GROUP_QUOTA */
+ case SMB_USER_FS_QUOTA_TYPE:
+ /* this stuff didn't work as it should:
+ * switching on/off quota via quotactl()
+ * didn't work!
+ * So we only set the default limits
+ * --metze
+ *
+ * On HPUX we didn't have the mount path,
+ * we need to fix sys_path_to_bdev()
+ *
+ */
+#if 0
+ uid = getuid();
+
+ ret = quotactl(QCMD(Q_GETQUOTA,USRQUOTA), bdev, uid, (CADDR_T)&D);
+
+ if ((qflags&QUOTAS_DENY_DISK)||(qflags&QUOTAS_ENABLED)) {
+ if (ret == 0) {
+ char *quota_file = NULL;
+
+ asprintf(&quota_file,"/%s/%s%s",path, QUOTAFILENAME,USERQUOTAFILE_EXTENSION);
+ if (quota_file == NULL) {
+ DEBUG(0,("asprintf() failed!\n"));
+ errno = ENOMEM;
+ return -1;
+ }
+
+ ret = quotactl(QCMD(Q_QUOTAON,USRQUOTA), bdev, -1,(CADDR_T)quota_file);
+ } else {
+ ret = 0;
+ }
+ } else {
+ if (ret != 0) {
+ /* turn off */
+ ret = quotactl(QCMD(Q_QUOTAOFF,USRQUOTA), bdev, -1, (CADDR_T)0);
+ } else {
+ ret = 0;
+ }
+ }
+
+ DEBUG(0,("vfs_fs_quota: ret(%d) errno(%d)[%s] uid(%d) bdev[%s]\n",
+ ret,errno,strerror(errno),uid,bdev));
+#endif
+
+ /* we use uid == 0 for default quotas */
+ ret = quotactl(QCMD(Q_SETQLIM,USRQUOTA), bdev, 0, (CADDR_T)&D);
+
+ break;
+
+ default:
+ errno = ENOSYS;
+ return -1;
+ }
+
+ return ret;
+}
+
+/*#endif HAVE_QUOTACTL_4A */
+#elif defined(HAVE_QUOTACTL_4B)
+
+#error HAVE_QUOTACTL_4B not implemeted
+
+/*#endif HAVE_QUOTACTL_4B */
+#elif defined(HAVE_QUOTACTL_3)
+
+#error HAVE_QUOTACTL_3 not implemented
+
+/* #endif HAVE_QUOTACTL_3 */
+#else /* NO_QUOTACTL_USED */
+
+static int sys_get_vfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
+{
+ int ret = -1;
+
+ if (!path||!bdev||!dp)
+ smb_panic("sys_get_vfs_quota: called with NULL pointer");
+
+ errno = ENOSYS;
+
+ return ret;
+}
+
+static int sys_set_vfs_quota(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
+{
+ int ret = -1;
+
+ if (!path||!bdev||!dp)
+ smb_panic("sys_set_vfs_quota: called with NULL pointer");
+
+ errno = ENOSYS;
+
+ return ret;
+}
+
+#endif /* NO_QUOTACTL_USED */
+
+#ifdef HAVE_MNTENT
+static int sys_path_to_bdev(const char *path, char **mntpath, char **bdev, char **fs)
+{
+ int ret = -1;
+ SMB_STRUCT_STAT S;
+ FILE *fp;
+ struct mntent *mnt;
+ SMB_DEV_T devno;
+
+ /* find the block device file */
+
+ if (!path||!mntpath||!bdev||!fs)
+ smb_panic("sys_path_to_bdev: called with NULL pointer");
+
+ (*mntpath) = NULL;
+ (*bdev) = NULL;
+ (*fs) = NULL;
+
+ if ( sys_stat(path, &S) == -1 )
+ return (-1);
+
+ devno = S.st_dev ;
+
+ fp = setmntent(MOUNTED,"r");
+
+ while ((mnt = getmntent(fp))) {
+ if ( sys_stat(mnt->mnt_dir,&S) == -1 )
+ continue ;
+
+ if (S.st_dev == devno) {
+ (*mntpath) = strdup(mnt->mnt_dir);
+ (*bdev) = strdup(mnt->mnt_fsname);
+ (*fs) = strdup(mnt->mnt_type);
+ if ((*mntpath)&&(*bdev)&&(*fs)) {
+ ret = 0;
+ } else {
+ SAFE_FREE(*mntpath);
+ SAFE_FREE(*bdev);
+ SAFE_FREE(*fs);
+ ret = -1;
+ }
+
+ break;
+ }
+ }
+
+ endmntent(fp) ;
+
+ return ret;
+}
+/* #endif HAVE_MNTENT */
+#elif defined(HAVE_DEVNM)
+
+/* we have this on HPUX, ... */
+static int sys_path_to_bdev(const char *path, char **mntpath, char **bdev, char **fs)
+{
+ int ret = -1;
+ char dev_disk[256];
+ SMB_STRUCT_STAT S;
+
+ if (!path||!mntpath||!bdev||!fs)
+ smb_panic("sys_path_to_bdev: called with NULL pointer");
+
+ (*mntpath) = NULL;
+ (*bdev) = NULL;
+ (*fs) = NULL;
+
+ /* find the block device file */
+
+ if ((ret=sys_stat(path, &S))!=0) {
+ return ret;
+ }
+
+ if ((ret=devnm(S_IFBLK, S.st_dev, dev_disk, 256, 1))!=0) {
+ return ret;
+ }
+
+ /* we should get the mntpath right...
+ * but I don't know how
+ * --metze
+ */
+ (*mntpath) = strdup(path);
+ (*bdev) = strdup(dev_disk);
+ if ((*mntpath)&&(*bdev)) {
+ ret = 0;
+ } else {
+ SAFE_FREE(*mntpath);
+ SAFE_FREE(*bdev);
+ ret = -1;
+ }
+
+
+ return ret;
+}
+
+/* #endif HAVE_DEVNM */
+#else
+/* we should fake this up...*/
+static int sys_path_to_bdev(const char *path, char **mntpath, char **bdev, char **fs)
+{
+ int ret = -1;
+
+ if (!path||!mntpath||!bdev||!fs)
+ smb_panic("sys_path_to_bdev: called with NULL pointer");
+
+ (*mntpath) = NULL;
+ (*bdev) = NULL;
+ (*fs) = NULL;
+
+ (*mntpath) = strdup(path);
+ if (*mntpath) {
+ ret = 0;
+ } else {
+ SAFE_FREE(*mntpath);
+ ret = -1;
+ }
+
+ return ret;
+}
+#endif
+
+
+/*********************************************************
+ if we have XFS QUOTAS we should use them
+ *********************************************************/
+#ifdef HAVE_XFS_QUOTA
+/****************************************************************************
+ Abstract out the XFS Quota Manager quota get call.
+****************************************************************************/
+static 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;
+ 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:
+ /* we use id.uid == 0 for default quotas */
+ if (id.uid == 0) {
+ ret = 0;
+ break;
+ }
+ 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:
+ 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:
+ /* TODO: get quota status from quotactl() ... */
+ if ((ret = quotactl(QCMD(Q_XGETQSTAT,USRQUOTA), bdev, -1, (CADDR_T)&F)))
+ return ret;
+
+ if (F.qs_flags & XFS_QUOTA_UDQ_ENFD) {
+ qflags |= QUOTAS_DENY_DISK;
+ }
+ else if (F.qs_flags & XFS_QUOTA_UDQ_ACCT) {
+ qflags |= QUOTAS_ENABLED;
+ }
+
+ /* we use uid == 0 for default quotas */
+ if ((ret=quotactl(QCMD(Q_XGETQUOTA,USRQUOTA), bdev, 0, (CADDR_T)&D)))
+ return ret;
+
+ break;
+ 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.
+****************************************************************************/
+static 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:
+ /* we use uid == 0 for default quotas */
+ if (id.uid>0) {
+ 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:
+ 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:
+ /* TODO */
+ 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 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);
+ }
+
+ 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 {
+#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);
+ }
+#endif
+ }
+
+ /* we use uid == 0 for default quotas */
+ D.d_fieldmask |= FS_DQ_LIMIT_MASK;
+ ret = quotactl(QCMD(Q_XSETQLIM,USRQUOTA), bdev, 0, (CADDR_T)&D);
+ break;
+ default:
+ errno = ENOSYS;
+ return -1;
+ }
+
+ return ret;
+}
+#endif /* HAVE_XFS_QUOTA */
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+/*********************************************************************
+ Now the list of all filesystem specific quota systems we have found
+**********************************************************************/
+static struct {
+ const char *name;
+ int (*get_quota)(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp);
+ int (*set_quota)(const char *path, const char *bdev, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp);
+} sys_quota_backends[] = {
+#ifdef HAVE_XFS_QUOTA
+ {"xfs", sys_get_xfs_quota, sys_set_xfs_quota},
+#endif /* HAVE_XFS_QUOTA */
+ {NULL, NULL, NULL}
+};
+
+static int command_get_quota(const char *path, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
+{
+ const char *get_quota_command;
+
+ get_quota_command = lp_get_quota_command();
+ if (get_quota_command && *get_quota_command) {
+ const char *p;
+ char *p2;
+ char **lines;
+ pstring syscmd;
+ int _id = -1;
+
+ switch(qtype) {
+ case SMB_USER_QUOTA_TYPE:
+ case SMB_USER_FS_QUOTA_TYPE:
+ _id = id.uid;
+ break;
+ case SMB_GROUP_QUOTA_TYPE:
+ case SMB_GROUP_FS_QUOTA_TYPE:
+ _id = id.gid;
+ break;
+ default:
+ DEBUG(0,("invalid quota type.\n"));
+ return -1;
+ }
+
+ slprintf(syscmd, sizeof(syscmd)-1,
+ "%s \"%s\" %d %d",
+ get_quota_command, path, qtype, _id);
+
+ DEBUG (3, ("get_quota: Running command %s\n", syscmd));
+
+ lines = file_lines_pload(syscmd, NULL);
+ if (lines) {
+ char *line = lines[0];
+
+ DEBUG (3, ("Read output from get_quota, \"r%s\"\n", line));
+
+ /* we need to deal with long long unsigned here, if supported */
+
+ dp->qflags = (enum SMB_QUOTA_TYPE)strtoul(line, &p2, 10);
+ p = p2;
+ while (p && *p && isspace(*p))
+ p++;
+ if (p && *p)
+ dp->curblocks = STR_TO_SMB_BIG_UINT(p, &p);
+ else
+ goto invalid_param;
+ while (p && *p && isspace(*p))
+ p++;
+ if (p && *p)
+ dp->softlimit = STR_TO_SMB_BIG_UINT(p, &p);
+ else
+ goto invalid_param;
+ while (p && *p && isspace(*p))
+ p++;
+ if (p && *p)
+ dp->hardlimit = STR_TO_SMB_BIG_UINT(p, &p);
+ else
+ goto invalid_param;
+ while (p && *p && isspace(*p))
+ p++;
+ if (p && *p)
+ dp->curinodes = STR_TO_SMB_BIG_UINT(p, &p);
+ else
+ goto invalid_param;
+ while (p && *p && isspace(*p))
+ p++;
+ if (p && *p)
+ dp->isoftlimit = STR_TO_SMB_BIG_UINT(p, &p);
+ else
+ goto invalid_param;
+ while (p && *p && isspace(*p))
+ p++;
+ if (p && *p)
+ dp->ihardlimit = STR_TO_SMB_BIG_UINT(p, &p);
+ else
+ goto invalid_param;
+ while (p && *p && isspace(*p))
+ p++;
+ if (p && *p)
+ dp->bsize = STR_TO_SMB_BIG_UINT(p, NULL);
+ else
+ dp->bsize = 1024;
+ file_lines_free(lines);
+ DEBUG (3, ("Parsed output of get_quota, ...\n"));
+
+#ifdef LARGE_SMB_OFF_T
+ DEBUGADD (5,(
+ "qflags:%u curblocks:%llu softlimit:%llu hardlimit:%llu\n"
+ "curinodes:%llu isoftlimit:%llu ihardlimit:%llu bsize:%llu\n",
+ dp->qflags,(long long unsigned)dp->curblocks,
+ (long long unsigned)dp->softlimit,(long long unsigned)dp->hardlimit,
+ (long long unsigned)dp->curinodes,
+ (long long unsigned)dp->isoftlimit,(long long unsigned)dp->ihardlimit,
+ (long long unsigned)dp->bsize));
+#else /* LARGE_SMB_OFF_T */
+ DEBUGADD (5,(
+ "qflags:%u curblocks:%lu softlimit:%lu hardlimit:%lu\n"
+ "curinodes:%lu isoftlimit:%lu ihardlimit:%lu bsize:%lu\n",
+ dp->qflags,(long unsigned)dp->curblocks,
+ (long unsigned)dp->softlimit,(long unsigned)dp->hardlimit,
+ (long unsigned)dp->curinodes,
+ (long unsigned)dp->isoftlimit,(long unsigned)dp->ihardlimit,
+ (long unsigned)dp->bsize));
+#endif /* LARGE_SMB_OFF_T */
+ return 0;
+ }
+
+ DEBUG (0, ("get_quota_command failed!\n"));
+ return -1;
+ }
+
+ errno = ENOSYS;
+ return -1;
+
+invalid_param:
+ DEBUG(0,("The output of get_quota_command is invalid!\n"));
+ return -1;
+}
+
+static int command_set_quota(const char *path, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
+{
+ const char *set_quota_command;
+
+ set_quota_command = lp_set_quota_command();
+ if (set_quota_command && *set_quota_command) {
+ char **lines;
+ pstring syscmd;
+ int _id = -1;
+
+ switch(qtype) {
+ case SMB_USER_QUOTA_TYPE:
+ case SMB_USER_FS_QUOTA_TYPE:
+ _id = id.uid;
+ break;
+ case SMB_GROUP_QUOTA_TYPE:
+ case SMB_GROUP_FS_QUOTA_TYPE:
+ _id = id.gid;
+ break;
+ default:
+ return -1;
+ }
+
+#ifdef LARGE_SMB_OFF_T
+ slprintf(syscmd, sizeof(syscmd)-1,
+ "%s \"%s\" %d %d "
+ "%u %llu %llu "
+ "%llu %llu %llu ",
+ set_quota_command, path, qtype, _id, dp->qflags,
+ (long long unsigned)dp->softlimit,(long long unsigned)dp->hardlimit,
+ (long long unsigned)dp->isoftlimit,(long long unsigned)dp->ihardlimit,
+ (long long unsigned)dp->bsize);
+#else /* LARGE_SMB_OFF_T */
+ slprintf(syscmd, sizeof(syscmd)-1,
+ "%s \"%s\" %d %d "
+ "%u %lu %lu "
+ "%lu %lu %lu ",
+ set_quota_command, path, qtype, _id, dp->qflags,
+ (long unsigned)dp->softlimit,(long unsigned)dp->hardlimit,
+ (long unsigned)dp->isoftlimit,(long unsigned)dp->ihardlimit,
+ (long unsigned)dp->bsize);
+#endif /* LARGE_SMB_OFF_T */
+
+
+
+ DEBUG (3, ("get_quota: Running command %s\n", syscmd));
+
+ lines = file_lines_pload(syscmd, NULL);
+ if (lines) {
+ char *line = lines[0];
+
+ DEBUG (3, ("Read output from set_quota, \"%s\"\n", line));
+
+ file_lines_free(lines);
+
+ return 0;
+ }
+ DEBUG (0, ("set_quota_command failed!\n"));
+ return -1;
+ }
+
+ errno = ENOSYS;
+ return -1;
+}
+
+int sys_get_quota(const char *path, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
+{
+ int ret = -1;
+ int i;
+ BOOL ready = False;
+ char *mntpath = NULL;
+ char *bdev = NULL;
+ char *fs = NULL;
+
+ if (!path||!dp)
+ smb_panic("sys_get_quota: called with NULL pointer");
+
+ if (command_get_quota(path, qtype, id, dp)==0) {
+ return 0;
+ } else if (errno != ENOSYS) {
+ return -1;
+ }
+
+ if ((ret=sys_path_to_bdev(path,&mntpath,&bdev,&fs))!=0) {
+ return ret;
+ }
+
+ for (i=0;(fs && sys_quota_backends[i].name && sys_quota_backends[i].get_quota);i++) {
+ if (strcmp(fs,sys_quota_backends[i].name)==0) {
+ ret = sys_quota_backends[i].get_quota(mntpath, bdev, qtype, id, dp);
+ ready = True;
+ break;
+ }
+ }
+
+ if (!ready) {
+ /* use the default vfs quota functions */
+ ret = sys_get_vfs_quota(mntpath, bdev, qtype, id, dp);
+ }
+
+ SAFE_FREE(mntpath);
+ SAFE_FREE(bdev);
+ SAFE_FREE(fs);
+
+ if ((ret!=0)&& (errno == EDQUOT)) {
+ return 0;
+ }
+
+ return ret;
+}
+
+int sys_set_quota(const char *path, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *dp)
+{
+ int ret = -1;
+ int i;
+ BOOL ready = False;
+ char *mntpath = NULL;
+ char *bdev = NULL;
+ char *fs = NULL;
+
+ /* find the block device file */
+
+ if (!path||!dp)
+ smb_panic("get_smb_quota: called with NULL pointer");
+
+ if (command_set_quota(path, qtype, id, dp)==0) {
+ return 0;
+ } else if (errno != ENOSYS) {
+ return -1;
+ }
+
+ if ((ret=sys_path_to_bdev(path,&mntpath,&bdev,&fs))!=0) {
+ return ret;
+ }
+
+ for (i=0;(fs && sys_quota_backends[i].name && sys_quota_backends[i].set_quota);i++) {
+ if (strcmp(fs,sys_quota_backends[i].name)==0) {
+ ret = sys_quota_backends[i].set_quota(mntpath, bdev, qtype, id, dp);
+ ready = True;
+ break;
+ }
+ }
+
+ if (!ready) {
+ /* use the default vfs quota functions */
+ ret=sys_set_vfs_quota(mntpath, bdev, qtype, id, dp);
+ }
+
+ SAFE_FREE(mntpath);
+ SAFE_FREE(bdev);
+ SAFE_FREE(fs);
+
+ if ((ret!=0)&& (errno == EDQUOT)) {
+ return 0;
+ }
+
+ return ret;
+}
+
+
+#else /* ! AUTOCONF_TEST */
+/* this is the autoconf driver to test witch quota system we should use */
+
+#if defined(HAVE_QUOTACTL_4A)
+/* long quotactl(int cmd, char *special, qid_t id, caddr_t addr) */
+
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+
+#ifdef HAVE_ASM_TYPES_H
+#include <asm/types.h>
+#endif
+
+#if defined(HAVE_LINUX_QUOTA_H)
+# include <linux/quota.h>
+# if defined(HAVE_STRUCT_IF_DQBLK)
+# define SYS_DQBLK if_dqblk
+# elif defined(HAVE_STRUCT_MEM_DQBLK)
+# define SYS_DQBLK mem_dqblk
+# endif
+#elif defined(HAVE_SYS_QUOTA_H)
+# include <sys/quota.h>
+#endif
+
+#ifndef SYS_DQBLK
+#define SYS_DQBLK dqblk
+#endif
+
+ int autoconf_quota(void)
+{
+ int ret = -1;
+ struct SYS_DQBLK D;
+
+ ret = quotactl(Q_GETQUOTA,"/dev/hda1",0,(void *)&D);
+
+ return ret;
+}
+
+#elif defined(HAVE_QUOTACTL_4B)
+/* int quotactl(const char *path, int cmd, int id, char *addr); */
+
+#ifdef HAVE_SYS_QUOTA_H
+#include <sys/quota.h>
+#else /* *BSD */
+#include <sys/types.h>
+#include <ufs/ufs/quota.h>
+#include <machine/param.h>
+#endif
+
+ int autoconf_quota(void)
+{
+ int ret = -1;
+ struct dqblk D;
+
+ ret = quotactl("/",Q_GETQUOTA,0,(char *) &D);
+
+ return ret;
+}
+
+#elif defined(HAVE_QUOTACTL_3)
+/* int quotactl (char *spec, int request, char *arg); */
+
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_QUOTA_H
+#include <sys/quota.h>
+#endif
+
+ int autoconf_quota(void)
+{
+ int ret = -1;
+ struct q_request request;
+
+ ret = quotactl("/", Q_GETQUOTA, &request);
+
+ return ret;
+}
+
+#elif defined(HAVE_QUOTACTL_2)
+
+#error HAVE_QUOTACTL_2 not implemented
+
+#else
+
+#error Unknow QUOTACTL prototype
+
+#endif
+
+ int main(void)
+{
+ autoconf_quota();
+ return 0;
+}
+#endif /* AUTOCONF_TEST */
diff --git a/source3/lib/util.c b/source3/lib/util.c
index e58f5274df..4452de8b4b 100644
--- a/source3/lib/util.c
+++ b/source3/lib/util.c
@@ -937,6 +937,19 @@ void *Realloc(void *p,size_t size)
return(ret);
}
+void *Realloc_zero(void *ptr, size_t size)
+{
+ void *tptr = NULL;
+
+ tptr = Realloc(ptr, size);
+ if(tptr == NULL)
+ return NULL;
+
+ memset((char *)tptr,'\0',size);
+
+ return tptr;
+}
+
/****************************************************************************
Free memory, checks for NULL.
Use directly SAFE_FREE()
diff --git a/source3/lib/util_str.c b/source3/lib/util_str.c
index e561d15f61..87a8ea2eb1 100644
--- a/source3/lib/util_str.c
+++ b/source3/lib/util_str.c
@@ -1713,3 +1713,25 @@ char * base64_encode_data_blob(DATA_BLOB data)
return result;
}
+/* read a SMB_BIG_UINT from a string */
+SMB_BIG_UINT STR_TO_SMB_BIG_UINT(const char *nptr, const char **entptr)
+{
+
+ SMB_BIG_UINT val = -1;
+ const char *p = nptr;
+
+ while (p && *p && isspace(*p))
+ p++;
+#ifdef LARGE_SMB_OFF_T
+ sscanf(p,"%llu",&val);
+#else /* LARGE_SMB_OFF_T */
+ sscanf(p,"%lu",&val);
+#endif /* LARGE_SMB_OFF_T */
+ if (entptr) {
+ while (p && *p && isdigit(*p))
+ p++;
+ *entptr = p;
+ }
+
+ return val;
+}
generated by cgit (git 2.34.1) at 2024-07-11 17:27:31 +0000