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/**
* Copyright (c) 2008-2010 Alper Akcan <alper.akcan@gmail.com>
* Copyright (c) 2009-2010 Renzo Davoli <renzo@cs.unibo.it>
*
* 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 (in the main directory of the fuse-ext2
* distribution in the file COPYING); if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "fuse-ext2.h"
int op_chmod (const char *path, mode_t mode)
{
int rt;
int mask;
time_t tm;
errcode_t rc;
ext2_ino_t ino;
struct ext2_vnode *vnode;
struct ext2_inode *inode;
ext2_filsys e2fs;
FUSE_EXT2_LOCK;
e2fs = current_ext2fs();
debugf("enter");
debugf("path = %s 0%o", path, mode);
rt = do_check(path);
if (rt != 0) {
debugf("do_check(%s); failed", path);
goto err;
}
rt = do_readvnode(e2fs, path, &ino, &vnode, DONT_OPEN_FILE);
if (rt) {
debugf("do_readvnode(%s, &ino, &vnode); failed", path);
goto err;
}
inode = vnode2inode(vnode);
tm = e2fs->now ? e2fs->now : time(NULL);
mask = S_IRWXU | S_IRWXG | S_IRWXO | S_ISUID | S_ISGID | S_ISVTX;
inode->i_mode = (inode->i_mode & ~mask) | (mode & mask);
inode->i_ctime = tm;
rc=vnode_put(vnode,1);
if (rc) {
debugf("vnode_put(vnode,1); failed");
rt = -EIO;
goto err;
}
rt=0;
err:
debugf("leave");
FUSE_EXT2_UNLOCK;
return rt;
}
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