src/client/fuse/op_chmod.c

   1 /* $Id$
   2  * Client fuse interface operation "chmod" for libcaptive
   3  * Copyright (C) 2005 Jan Kratochvil <project-captive@jankratochvil.net>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; exactly version 2 of June 1991 is required
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19
  20 #include "config.h"
  21
  22 #include <glib/gmessages.h>
  23 #include <fuse.h>
  24 #include <errno.h>
  25 #include <captive/client-file.h>
  26 #include <sys/stat.h>
  27 #include <captive/macros.h>
  28
  29 #include "op_chmod.h"   /* self */
  30 #include "main.h"
  31 #include "gnomevfsresult.h"
  32 #include "gnomevfsfileinfo.h"
  33
  34
  35 int op_chmod(const char *path,mode_t mode)
  36 {
  37 CaptiveFileObject *captive_file_object;
  38 GnomeVFSResult errvfsresult;
  39 GnomeVFSFileInfo file_info;
  40
  41         g_return_val_if_fail(path!=NULL,-EINVAL);
  42
  43         if (1
  44                         && !S_ISREG(mode)
  45                         && !S_ISDIR(mode))
  46                 return -EPERM;
  47
  48         /* Do not: GNOME_VFS_OPEN_WRITE
  49          * as we would get EPERM for setting back: chmod u+w
  50          */
  51         if (GNOME_VFS_OK!=(errvfsresult=captive_file_new_open(&captive_file_object,capfuse_captive_vfs_object,path,0)))
  52                 return -gnomevfsresult_to_errno(errvfsresult);
  53
  54         file_info.valid_fields=0
  55                         |GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS
  56                         |GNOME_VFS_FILE_INFO_FIELDS_ACCESS;
  57         file_info.permissions=mode;
  58         errvfsresult=captive_file_file_info_set(captive_file_object,&file_info,GNOME_VFS_SET_FILE_INFO_PERMISSIONS);
  59
  60         g_object_unref(captive_file_object);
  61         if (GNOME_VFS_OK!=errvfsresult)
  62                 return -gnomevfsresult_to_errno(errvfsresult);
  63
  64         return 0;
  65 }