src/libcaptive/client/vfs.c

   1 /* $Id$
   2  * captive vfs 'vfs' interface to reactos
   3  * Copyright (C) 2002-2003 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 "captive/client-vfs.h" /* self */
  23 #include "vfs.h"        /* self-priv */
  24 #include <glib/gmessages.h>
  25 #include "vfs-parent.h"
  26 #include "vfs-slave.h"
  27 #include "init.h"
  28 #include "giochannel-blind.h"   /* for captive_giochannel_setup() */
  29
  30
  31 static gpointer captive_vfs_object_parent_class=NULL;
  32
  33
  34 static GnomeVFSResult captive_vfs_close(CaptiveVfsObject *captive_vfs_object);
  35
  36 static void captive_vfs_object_finalize(CaptiveVfsObject *captive_vfs_object)
  37 {
  38         g_return_if_fail(captive_vfs_object!=NULL);
  39
  40         captive_vfs_close(captive_vfs_object);  /* errors ignored */
  41
  42         G_OBJECT_CLASS(captive_vfs_object_parent_class)->finalize((GObject *)captive_vfs_object);
  43 }
  44
  45
  46 static void captive_vfs_object_class_init(CaptiveVfsObjectClass *class)
  47 {
  48 GObjectClass *gobject_class=G_OBJECT_CLASS(class);
  49
  50         captive_vfs_object_parent_class=g_type_class_ref(g_type_parent(G_TYPE_FROM_CLASS(class)));
  51         gobject_class->finalize=(void (*)(GObject *object))captive_vfs_object_finalize;
  52 }
  53
  54
  55 static void captive_vfs_object_init(CaptiveVfsObject *captive_vfs_object)
  56 {
  57         captive_options_init(&captive_vfs_object->options);
  58 }
  59
  60
  61 GType captive_vfs_object_get_type(void)
  62 {
  63 static GType captive_vfs_object_type=0;
  64
  65         if (!captive_vfs_object_type) {
  66 static const GTypeInfo captive_vfs_object_info={
  67                                 sizeof(CaptiveVfsObjectClass),
  68                                 NULL,   /* base_init */
  69                                 NULL,   /* base_finalize */
  70                                 (GClassInitFunc)captive_vfs_object_class_init,
  71                                 NULL,   /* class_finalize */
  72                                 NULL,   /* class_data */
  73                                 sizeof(CaptiveVfsObject),
  74                                 5,      /* n_preallocs */
  75                                 (GInstanceInitFunc)captive_vfs_object_init,
  76                                 };
  77
  78                 captive_vfs_object_type=g_type_register_static(G_TYPE_OBJECT,
  79                                 "CaptiveVfsObject",&captive_vfs_object_info,G_TYPE_FLAG_ABSTRACT);
  80                 }
  81
  82         return captive_vfs_object_type;
  83 }
  84
  85
  86 GnomeVFSResult captive_vfs_new
  87                 (CaptiveVfsObject **captive_vfs_object_return,const struct captive_options *options)
  88 {
  89 CaptiveVfsObject *captive_vfs_object;
  90
  91         g_return_val_if_fail(captive_vfs_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
  92         g_return_val_if_fail(options!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
  93
  94         /* Here is the first initializaton point of parent in sandboxed mode. */
  95         captive_log_init(options);
  96
  97         *captive_vfs_object_return=NULL;
  98
  99         /* We are sandboxing && we are the master */
 100         if (options->sandbox && (options->sandbox_server_argv || options->sandbox_server_ior))
 101                 captive_vfs_object=g_object_new(
 102                                 CAPTIVE_VFS_PARENT_TYPE_OBJECT, /* object_type */
 103                                 NULL);  /* first_property_name; FIXME: support properties */
 104         else
 105                 captive_vfs_object=g_object_new(
 106                                 CAPTIVE_VFS_SLAVE_TYPE_OBJECT,  /* object_type */
 107                                 NULL);  /* first_property_name; FIXME: support properties */
 108
 109         captive_options_copy(&captive_vfs_object->options,options);
 110
 111         if (captive_vfs_object->options.image_iochannel)
 112                 captive_giochannel_setup(captive_vfs_object->options.image_iochannel);
 113
 114         *captive_vfs_object_return=captive_vfs_object;
 115
 116         return (*CAPTIVE_VFS_OBJECT_GET_CLASS(captive_vfs_object)->init)(captive_vfs_object);
 117 }
 118
 119
 120 static GnomeVFSResult captive_vfs_close(CaptiveVfsObject *captive_vfs_object)
 121 {
 122         g_return_val_if_fail(CAPTIVE_VFS_IS_OBJECT(captive_vfs_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 123
 124         captive_options_free(&captive_vfs_object->options);
 125
 126         return GNOME_VFS_OK;
 127 }
 128
 129
 130 GnomeVFSResult captive_vfs_commit(CaptiveVfsObject *captive_vfs_object)
 131 {
 132         g_return_val_if_fail(CAPTIVE_VFS_IS_OBJECT(captive_vfs_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 133
 134         return (*CAPTIVE_VFS_OBJECT_GET_CLASS(captive_vfs_object)->commit)(captive_vfs_object);
 135 }
 136
 137
 138 GnomeVFSResult captive_vfs_volume_info_get(CaptiveVfsObject *captive_vfs_object,CaptiveVfsVolumeInfo *volume_info)
 139 {
 140         g_return_val_if_fail(CAPTIVE_VFS_IS_OBJECT(captive_vfs_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 141         g_return_val_if_fail(volume_info!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 142
 143         return (*CAPTIVE_VFS_OBJECT_GET_CLASS(captive_vfs_object)->volume_info_get)(captive_vfs_object,volume_info);
 144 }