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 #include <captive/client-file-info.h>
  29
  30 #include "op_chmod.h"   /* self */
  31 #include "main.h"
  32 #include "gnomevfsresult.h"
  33 #include "utf8.h"
  34
  35
  36 int op_chmod(const char *path,mode_t mode)
  37 {
  38 CaptiveFileObject *captive_file_object;
  39 GnomeVFSResult errvfsresult;
  40 CaptiveFileInfoObject *captive_file_info_object;
  41
  42         g_return_val_if_fail(path!=NULL,-EINVAL);
  43
  44         if (1
  45                         && !S_ISREG(mode)
  46                         && !S_ISDIR(mode))
  47                 return -EPERM;
  48
  49   path=CAPFUSE_FILENAME_TO_UTF8_ALLOCA(path);
  50
  51         /* Do not: GNOME_VFS_OPEN_WRITE
  52          * as we would get EPERM for setting back: chmod u+w
  53          */
  54         if (GNOME_VFS_OK!=(errvfsresult=captive_file_new_open(&captive_file_object,capfuse_captive_vfs_object,path,0)))
  55                 return -gnomevfsresult_to_errno(errvfsresult);
  56
  57         if (GNOME_VFS_OK!=(errvfsresult=captive_file_info_object_new(&captive_file_info_object))) {
  58                 g_object_unref(captive_file_object);
  59                 return -gnomevfsresult_to_errno(errvfsresult);
  60                 }
  61
  62         captive_file_info_object->p.valid_fields=0
  63                         |GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS
  64                         |GNOME_VFS_FILE_INFO_FIELDS_ACCESS;
  65         captive_file_info_object->p.permissions=mode;
  66         errvfsresult=captive_file_file_info_set(captive_file_object,captive_file_info_object,GNOME_VFS_SET_FILE_INFO_PERMISSIONS);
  67
  68         g_object_unref(captive_file_info_object);
  69         g_object_unref(captive_file_object);
  70         if (GNOME_VFS_OK!=errvfsresult)
  71                 return -gnomevfsresult_to_errno(errvfsresult);
  72
  73         return 0;
  74 }