src/client/lufs/captivefs-attr.c

   1 /* $Id$
   2  * lufs interface module misc functions for libcaptive
   3  * Copyright (C) 2003 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 "captivefs-attr.h"     /* self */
  23 #include <glib/gmessages.h>
  24 #include <time.h>
  25 #include "captivefs-vfs.h"
  26
  27
  28 gboolean captivefs_GnomeVFSFileInfo_to_lufs_fattr
  29                 (struct captivefs_vfs *captivefs_vfs,struct lufs_fattr *fattr,const GnomeVFSFileInfo *file_info)
  30 {
  31         g_return_val_if_fail(captivefs_vfs_validate(captivefs_vfs),FALSE);
  32         g_return_val_if_fail(fattr!=NULL,FALSE);
  33         g_return_val_if_fail(file_info!=NULL,FALSE);
  34
  35         fattr->f_mode=0;
  36
  37         if (file_info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_TYPE)
  38                 switch (file_info->type) {
  39                         case GNOME_VFS_FILE_TYPE_REGULAR:
  40                                 fattr->f_mode|=S_IFREG;
  41                                 /* 'fmode' kernel LUFS option only |= to our reported 'f_mode': */
  42                                 if (!captivefs_vfs->private)
  43                                         fattr->f_mode|=0444;
  44                                 break;
  45                         case GNOME_VFS_FILE_TYPE_DIRECTORY:
  46                                 fattr->f_mode|=S_IFDIR;
  47                                 /* 'dmode' kernel LUFS option only |= to our reported 'f_mode': */
  48                                 if (!captivefs_vfs->private)
  49                                         fattr->f_mode|=0555;
  50                                 break;
  51                         default:
  52                                 g_warning("Unknown GnomeVFSFileInfo.type=%d of: %s",(int)file_info->type,file_info->name);
  53                                 return FALSE;
  54                                 }
  55         if (file_info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS)
  56                 fattr->f_mode|=file_info->permissions & 0777;
  57         else
  58                 fattr->f_mode|=0600;
  59
  60         if (!(file_info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_LINK_COUNT))
  61                 fattr->f_nlink=1;
  62         else
  63                 fattr->f_nlink=file_info->link_count;
  64
  65         fattr->f_uid=1; /* we own the file */
  66         fattr->f_gid=1; /* we own the file */
  67
  68         if (!(file_info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_SIZE))
  69                 fattr->f_size=0;
  70         else
  71                 fattr->f_size=file_info->size;
  72
  73         if (!(file_info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_ATIME))
  74                 fattr->f_atime=time(NULL);
  75         else
  76                 fattr->f_atime=file_info->atime;
  77
  78         if (!(file_info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_MTIME))
  79                 fattr->f_mtime=time(NULL);
  80         else
  81                 fattr->f_mtime=file_info->mtime;
  82
  83         if (!(file_info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_CTIME))
  84                 fattr->f_ctime=time(NULL);
  85         else
  86                 fattr->f_ctime=file_info->ctime;
  87
  88         return TRUE;
  89 }
  90
  91
  92 gboolean captivefs_lufs_fattr_to_GnomeVFSFileInfo(GnomeVFSFileInfo *file_info,const struct lufs_fattr *fattr)
  93 {
  94         g_return_val_if_fail(file_info!=NULL,FALSE);
  95         g_return_val_if_fail(fattr!=NULL,FALSE);
  96
  97         file_info->valid_fields=0;
  98
  99         switch (fattr->f_mode&S_IFMT) {
 100                 case S_IFREG: file_info->type=GNOME_VFS_FILE_TYPE_REGULAR;   break;
 101                 case S_IFDIR: file_info->type=GNOME_VFS_FILE_TYPE_DIRECTORY; break;
 102                 default:
 103                         g_warning("lufs_fattr_to_GnomeVFSFileInfo: f_mode&S_IFMT=0x%lX",(long)(fattr->f_mode&S_IFMT));
 104                         return FALSE;
 105                 }
 106         file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_TYPE;
 107
 108         file_info->permissions=fattr->f_mode & 0777;
 109         file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS;
 110
 111         file_info->link_count=fattr->f_nlink;
 112         file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_LINK_COUNT;
 113
 114         /* ignore: fattr->f_uid; we own the file */
 115         /* ignore: fattr->f_gid; we own the file */
 116
 117         file_info->size=fattr->f_size;
 118         file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_SIZE;
 119
 120         if ((file_info->atime=fattr->f_atime))
 121                 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_ATIME;
 122
 123         if ((file_info->mtime=fattr->f_mtime))
 124                 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_MTIME;
 125
 126         if ((file_info->ctime=fattr->f_ctime))
 127                 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_CTIME;
 128
 129         return TRUE;
 130 }