src/libcaptive/client/directory.c

   1 /* $Id$
   2  * captive vfs 'directory' 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-directory.h"   /* self */
  23 #include "directory.h"  /* self-priv */
  24 #include <glib/gmessages.h>
  25 #include "vfs.h"
  26
  27
  28 static gpointer captive_directory_object_parent_class=NULL;
  29
  30
  31 static GnomeVFSResult captive_directory_close(CaptiveDirectoryObject *captive_directory_object);
  32
  33 static void captive_directory_object_finalize(CaptiveDirectoryObject *captive_directory_object)
  34 {
  35         g_return_if_fail(captive_directory_object!=NULL);
  36
  37         captive_directory_close(captive_directory_object);      /* errors ignored */
  38
  39         G_OBJECT_CLASS(captive_directory_object_parent_class)->finalize((GObject *)captive_directory_object);
  40 }
  41
  42
  43 static void captive_directory_object_class_init(CaptiveDirectoryObjectClass *class)
  44 {
  45 GObjectClass *gobject_class=G_OBJECT_CLASS(class);
  46
  47         captive_directory_object_parent_class=g_type_class_ref(g_type_parent(G_TYPE_FROM_CLASS(class)));
  48         gobject_class->finalize=(void (*)(GObject *object))captive_directory_object_finalize;
  49 }
  50
  51
  52 static void captive_directory_object_init(CaptiveDirectoryObject *captive_directory_object)
  53 {
  54 }
  55
  56
  57 GType captive_directory_object_get_type(void)
  58 {
  59 static GType captive_directory_object_type=0;
  60
  61         if (!captive_directory_object_type) {
  62 static const GTypeInfo captive_directory_object_info={
  63                                 sizeof(CaptiveDirectoryObjectClass),
  64                                 NULL,   /* base_init */
  65                                 NULL,   /* base_finalize */
  66                                 (GClassInitFunc)captive_directory_object_class_init,
  67                                 NULL,   /* class_finalize */
  68                                 NULL,   /* class_data */
  69                                 sizeof(CaptiveDirectoryObject),
  70                                 5,      /* n_preallocs */
  71                                 (GInstanceInitFunc)captive_directory_object_init,
  72                                 };
  73
  74                 captive_directory_object_type=g_type_register_static(G_TYPE_OBJECT,
  75                                 "CaptiveDirectoryObject",&captive_directory_object_info,G_TYPE_FLAG_ABSTRACT);
  76                 }
  77
  78         return captive_directory_object_type;
  79 }
  80
  81
  82 GnomeVFSResult captive_directory_new_open(CaptiveDirectoryObject **captive_directory_object_return,
  83                 CaptiveVfsObject *captive_vfs_object,const gchar *pathname)
  84 {
  85         g_return_val_if_fail(captive_directory_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
  86         g_return_val_if_fail(CAPTIVE_VFS_IS_OBJECT(captive_vfs_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
  87         g_return_val_if_fail(pathname!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
  88
  89         return (*CAPTIVE_VFS_OBJECT_GET_CLASS(captive_vfs_object)->directory_new_open)
  90                         (captive_directory_object_return,captive_vfs_object,pathname);
  91 }
  92
  93
  94 GnomeVFSResult captive_directory_new_make(CaptiveDirectoryObject **captive_directory_object_return,
  95                 CaptiveVfsObject *captive_vfs_object,const gchar *pathname,guint perm)
  96 {
  97         g_return_val_if_fail(captive_directory_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
  98         g_return_val_if_fail(CAPTIVE_VFS_IS_OBJECT(captive_vfs_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
  99         g_return_val_if_fail(pathname!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 100
 101         return (*CAPTIVE_VFS_OBJECT_GET_CLASS(captive_vfs_object)->directory_new_make)
 102                         (captive_directory_object_return,captive_vfs_object,pathname,perm);
 103 }
 104
 105
 106 GnomeVFSResult captive_directory_init(CaptiveDirectoryObject *captive_directory_object,CaptiveVfsObject *captive_vfs_object)
 107 {
 108         g_return_val_if_fail(CAPTIVE_DIRECTORY_IS_OBJECT(captive_directory_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 109         g_return_val_if_fail(CAPTIVE_VFS_IS_OBJECT(captive_vfs_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 110
 111         g_return_val_if_fail(captive_directory_object->vfs==NULL,GNOME_VFS_ERROR_GENERIC);
 112
 113         captive_directory_object->vfs=g_object_ref(captive_vfs_object);
 114
 115         return GNOME_VFS_OK;
 116 }
 117
 118
 119 static GnomeVFSResult captive_directory_close(CaptiveDirectoryObject *captive_directory_object)
 120 {
 121         g_return_val_if_fail(CAPTIVE_DIRECTORY_IS_OBJECT(captive_directory_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 122
 123         if (captive_directory_object->vfs!=NULL) {
 124                 g_assert(CAPTIVE_VFS_IS_OBJECT(captive_directory_object->vfs));
 125                 g_object_unref(captive_directory_object->vfs);
 126                 captive_directory_object->vfs=NULL;
 127                 }
 128
 129         return GNOME_VFS_OK;
 130 }
 131
 132
 133 CaptiveVfsObject *captive_directory_ref_vfs(CaptiveDirectoryObject *captive_directory_object)
 134 {
 135         g_return_val_if_fail(CAPTIVE_DIRECTORY_IS_OBJECT(captive_directory_object),NULL);
 136
 137         g_return_val_if_fail(CAPTIVE_VFS_IS_OBJECT(captive_directory_object->vfs),NULL);
 138
 139         return g_object_ref(captive_directory_object->vfs);
 140 }
 141
 142
 143 GnomeVFSResult captive_directory_read(CaptiveDirectoryObject *captive_directory_object,
 144                 CaptiveFileInfoObject **captive_file_info_object_return)
 145 {
 146         g_return_val_if_fail(CAPTIVE_DIRECTORY_IS_OBJECT(captive_directory_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 147         g_return_val_if_fail(captive_file_info_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 148
 149         return (*CAPTIVE_DIRECTORY_OBJECT_GET_CLASS(captive_directory_object)->read)
 150                         (captive_directory_object,captive_file_info_object_return);
 151 }
 152
 153
 154 GnomeVFSResult captive_directory_remove(CaptiveDirectoryObject *captive_directory_object)
 155 {
 156         g_return_val_if_fail(CAPTIVE_DIRECTORY_IS_OBJECT(captive_directory_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 157
 158         return (*CAPTIVE_DIRECTORY_OBJECT_GET_CLASS(captive_directory_object)->remove)
 159                         (captive_directory_object);
 160 }