+++ /dev/null
-/*
- * This Cplant(TM) source code is the property of Sandia National
- * Laboratories.
- *
- * This Cplant(TM) source code is copyrighted by Sandia National
- * Laboratories.
- *
- * The redistribution of this Cplant(TM) source code is subject to the
- * terms of the GNU Lesser General Public License
- * (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
- *
- * Cplant(TM) Copyright 1998-2003 Sandia Corporation.
- * Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
- * license for use of this work by or on behalf of the US Government.
- * Export of this program may require a license from the United States
- * Government.
- */
-
-/*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Questions or comments about this library should be sent to:
- *
- * Lee Ward
- * Sandia National Laboratories, New Mexico
- * P.O. Box 5800
- * Albuquerque, NM 87185-1110
- *
- * lee@sandia.gov
- */
-
-#include <errno.h>
-#include <assert.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <sys/queue.h>
-
-#include "sysio.h"
-#include "inode.h"
-#include "file.h"
-
-#include "sysio-symbols.h"
-
-#ifndef REDSTORM
-#undef fstat
-#undef stat
-#undef lstat
-#endif
-
-#undef __fxstat
-#undef __xstat
-#undef __lxstat
-
-#if !defined(_STAT_VER)
-#define _STAT_VER 0
-#endif
-
-#ifdef _LARGEFILE64_SOURCE
-static void
-convstat(struct stat64 *st64_buf, struct stat *st_buf)
-{
-
- st_buf->st_dev = st64_buf->st_dev;
- st_buf->st_ino = st64_buf->st_ino;
- st_buf->st_mode = st64_buf->st_mode;
- st_buf->st_nlink = st64_buf->st_nlink;
- st_buf->st_uid = st64_buf->st_uid;
- st_buf->st_gid = st64_buf->st_gid;
- st_buf->st_rdev = st64_buf->st_rdev;
- st_buf->st_size = st64_buf->st_size;
- st_buf->st_blksize = st64_buf->st_blksize;
- st_buf->st_blocks = st64_buf->st_blocks;
- st_buf->st_atime = st64_buf->st_atime;
- st_buf->st_mtime = st64_buf->st_mtime;
- st_buf->st_ctime = st64_buf->st_ctime;
-}
-#endif
-
-int
-PREPEND(__, SYSIO_INTERFACE_NAME(fxstat))(int __ver,
- int __fildes,
- struct stat *__stat_buf)
-{
- struct file *fil;
- int err;
- struct intnl_stat *buf;
-#ifdef _LARGEFILE64_SOURCE
- struct stat64 st64;
-#endif
- SYSIO_INTERFACE_DISPLAY_BLOCK;
-
- SYSIO_INTERFACE_ENTER;
- if (__ver != _STAT_VER) {
- err = -ENOSYS;
- goto out;
- }
-
- err = 0;
- fil = _sysio_fd_find(__fildes);
- if (!fil) {
- err = -EBADF;
- goto out;
- }
-#ifdef _LARGEFILE64_SOURCE
- buf = &st64;
-#else
- buf = __stat_buf;
-#endif
- /*
- * Never use the attributes cached in the inode record. Give the
- * driver a chance to refresh them.
- */
- err =
- fil->f_ino->i_ops.inop_getattr(NULL, fil->f_ino, buf);
-#ifdef _LARGEFILE64_SOURCE
- if (!err)
- convstat(buf, __stat_buf);
-#endif
-out:
- SYSIO_INTERFACE_RETURN(err ? -1 : 0, err);
-}
-
-#ifdef REDSTORM
-#undef _fxstat
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(fxstat)),
- PREPEND(_, SYSIO_INTERFACE_NAME(fxstat)))
-#endif
-
-#ifndef REDSTORM
-static int
-PREPEND(__, SYSIO_INTERFACE_NAME(fstat))(int fd, struct stat *buf)
-{
-
- return PREPEND(__, SYSIO_INTERFACE_NAME(fxstat))(_STAT_VER,
- fd,
- buf);
-}
-
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(fstat)),
- SYSIO_INTERFACE_NAME(fstat))
-
-#ifdef BSD
-#undef _fstat
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(fstat)),
- PREPEND(_, SYSIO_INTERFACE_NAME(fstat)))
-#endif
-#endif
-
-int
-PREPEND(__, SYSIO_INTERFACE_NAME(xstat))(int __ver,
- const char *__filename,
- struct stat *__stat_buf)
-{
- struct intent intent;
- int err;
- struct pnode *pno;
- struct inode *ino;
- SYSIO_INTERFACE_DISPLAY_BLOCK;
-
- SYSIO_INTERFACE_ENTER;
- if (__ver != _STAT_VER) {
- err = -ENOSYS;
- goto out;
- }
-
- INTENT_INIT(&intent, INT_GETATTR, NULL, NULL);
- err = _sysio_namei(_sysio_cwd, __filename, 0, &intent, &pno);
- if (err)
- goto out;
- /*
- * Leverage the INT_GETATTR intent above. We are counting
- * on the FS driver to either make sure the attributes cached in
- * the inode are always correct or refresh them in the lookup, above.
- */
- ino = pno->p_base->pb_ino;
-#ifdef _LARGEFILE64_SOURCE
- convstat(&ino->i_stbuf, __stat_buf);
-#else
- (void )memcpy(__stat_buf, &ino->i_stbuf, sizeof(struct intnl_stat));
-#endif
- P_RELE(pno);
-out:
- SYSIO_INTERFACE_RETURN(err ? -1 : 0, err);
-}
-
-#ifdef REDSTORM
-#undef _xstat
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(xstat)),
- PREPEND(_, SYSIO_INTERFACE_NAME(xstat)))
-#endif
-
-#ifndef REDSTORM
-static int
-PREPEND(__, SYSIO_INTERFACE_NAME(stat))(const char *filename,
- struct stat *buf)
-{
-
- return PREPEND(__, SYSIO_INTERFACE_NAME(xstat))(_STAT_VER,
- filename,
- buf);
-}
-
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(stat)),
- SYSIO_INTERFACE_NAME(stat))
-
-#ifdef BSD
-#undef _stat
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(stat)),
- PREPEND(_, SYSIO_INTERFACE_NAME(stat)))
-#endif
-#endif
-
-int
-PREPEND(__, SYSIO_INTERFACE_NAME(lxstat))(int __ver,
- const char *__filename,
- struct stat *__stat_buf)
-{
- struct intent intent;
- int err;
- struct pnode *pno;
- struct inode *ino;
- SYSIO_INTERFACE_DISPLAY_BLOCK;
-
- SYSIO_INTERFACE_ENTER;
- if (__ver != _STAT_VER) {
- err = -ENOSYS;
- goto out;
- }
-
- INTENT_INIT(&intent, INT_GETATTR, NULL, NULL);
- err = _sysio_namei(_sysio_cwd, __filename, ND_NOFOLLOW, &intent, &pno);
- if (err)
- goto out;
- /*
- * Leverage the INT_GETATTR intent above. We are counting
- * on the FS driver to either make sure the attributes cached in
- * the inode are always correct or refresh them in the lookup, above.
- */
- ino = pno->p_base->pb_ino;
-#ifdef _LARGEFILE64_SOURCE
- convstat(&ino->i_stbuf, __stat_buf);
-#else
- (void )memcpy(__stat_buf, &ino->i_stbuf, sizeof(struct intnl_stat));
-#endif
- P_RELE(pno);
-out:
- SYSIO_INTERFACE_RETURN(err ? -1 : 0, err);
-}
-
-#ifdef REDSTORM
-#undef _lxstat
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(lxstat)),
- PREPEND(_, SYSIO_INTERFACE_NAME(lxstat)))
-#endif
-
-#ifndef REDSTORM
-static int
-PREPEND(__, SYSIO_INTERFACE_NAME(lstat))(const char *filename, struct stat *buf)
-{
- return PREPEND(__, SYSIO_INTERFACE_NAME(lxstat))(_STAT_VER,
- filename,
- buf);
-}
-
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(lstat)),
- SYSIO_INTERFACE_NAME(lstat))
-
-#ifdef BSD
-#undef _lstat
-sysio_sym_weak_alias(PREPEND(__, SYSIO_INTERFACE_NAME(lstat)),
- PREPEND(_, SYSIO_INTERFACE_NAME(lstat)))
-#endif
-#endif
git://git.whamcloud.com / fs / lustre-release.git / blobdiff