src/libcaptive/client/file-parent.c

   1 /* $Id$
   2  * captive vfs 'file' interface to reactos of sandbox parent
   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 "file-parent.h"        /* self */
  23 #include <glib/gmessages.h>
  24 #include "../sandbox/parent-File.h"
  25 #include "vfs-parent.h"
  26 #include "reactos/ntos/types.h" /* for ULONG */
  27
  28
  29 static gpointer captive_file_parent_object_parent_class=NULL;
  30
  31
  32 static GnomeVFSResult captive_file_parent_close(CaptiveFileObject *captive_file_object);
  33 static GnomeVFSResult captive_file_parent_read(CaptiveFileObject *captive_file_object,
  34                 gpointer buffer,GnomeVFSFileSize num_bytes,GnomeVFSFileSize *bytes_read_return);
  35 static GnomeVFSResult captive_file_parent_write(CaptiveFileObject *captive_file_object,
  36                 gconstpointer buffer,GnomeVFSFileSize num_bytes,GnomeVFSFileSize *bytes_written_return);
  37 static GnomeVFSResult captive_file_parent_seek
  38                 (CaptiveFileObject *captive_file_object,GnomeVFSSeekPosition whence,GnomeVFSFileOffset offset);
  39 static GnomeVFSResult captive_file_parent_tell(CaptiveFileObject *captive_file_object,GnomeVFSFileOffset *offset_return);
  40 static GnomeVFSResult captive_file_parent_remove(CaptiveFileObject *captive_file_object);
  41 static GnomeVFSResult captive_file_parent_file_info_get
  42                 (CaptiveFileObject *captive_file_object,GnomeVFSFileInfo *file_info);
  43 static GnomeVFSResult captive_file_parent_file_info_set
  44                 (CaptiveFileObject *captive_file_object,const GnomeVFSFileInfo *info,GnomeVFSSetFileInfoMask mask);
  45 static GnomeVFSResult captive_file_parent_truncate(CaptiveFileObject *captive_file_object,GnomeVFSFileSize file_size);
  46 static GnomeVFSResult captive_file_parent_move
  47                 (CaptiveFileObject *captive_file_object_old,const gchar *pathname_new,gboolean force_replace);
  48
  49
  50 static void captive_file_parent_object_finalize(CaptiveFileParentObject *captive_file_parent_object)
  51 {
  52         g_return_if_fail(captive_file_parent_object!=NULL);
  53
  54         captive_file_parent_close(CAPTIVE_FILE_OBJECT(captive_file_parent_object));     /* errors ignored */
  55
  56         G_OBJECT_CLASS(captive_file_parent_object_parent_class)->finalize((GObject *)captive_file_parent_object);
  57 }
  58
  59
  60 static void captive_file_parent_object_class_init(CaptiveFileParentObjectClass *class)
  61 {
  62 GObjectClass *gobject_class=G_OBJECT_CLASS(class);
  63 CaptiveFileObjectClass *captive_file_object_class=CAPTIVE_FILE_OBJECT_CLASS(class);
  64
  65         captive_file_parent_object_parent_class=g_type_class_ref(g_type_parent(G_TYPE_FROM_CLASS(class)));
  66         gobject_class->finalize=(void (*)(GObject *object))captive_file_parent_object_finalize;
  67
  68         captive_file_object_class->read=captive_file_parent_read;
  69         captive_file_object_class->write=captive_file_parent_write;
  70         captive_file_object_class->seek=captive_file_parent_seek;
  71         captive_file_object_class->tell=captive_file_parent_tell;
  72         captive_file_object_class->remove=captive_file_parent_remove;
  73         captive_file_object_class->file_info_get=captive_file_parent_file_info_get;
  74         captive_file_object_class->file_info_set=captive_file_parent_file_info_set;
  75         captive_file_object_class->truncate=captive_file_parent_truncate;
  76         captive_file_object_class->move=captive_file_parent_move;
  77 }
  78
  79
  80 static void captive_file_parent_object_init(CaptiveFileParentObject *captive_file_parent_object)
  81 {
  82 }
  83
  84
  85 GType captive_file_parent_object_get_type(void)
  86 {
  87 static GType captive_file_parent_object_type=0;
  88
  89         if (!captive_file_parent_object_type) {
  90 static const GTypeInfo captive_file_parent_object_info={
  91                                 sizeof(CaptiveFileParentObjectClass),
  92                                 NULL,   /* base_init */
  93                                 NULL,   /* base_finalize */
  94                                 (GClassInitFunc)captive_file_parent_object_class_init,
  95                                 NULL,   /* class_finalize */
  96                                 NULL,   /* class_data */
  97                                 sizeof(CaptiveFileParentObject),
  98                                 5,      /* n_preallocs */
  99                                 (GInstanceInitFunc)captive_file_parent_object_init,
 100                                 };
 101
 102                 captive_file_parent_object_type=g_type_register_static(CAPTIVE_FILE_TYPE_OBJECT,
 103                                 "CaptiveFileParentObject",&captive_file_parent_object_info,0);
 104                 }
 105
 106         return captive_file_parent_object_type;
 107 }
 108
 109
 110 GnomeVFSResult captive_file_parent_new_open(CaptiveFileObject **captive_file_object_return,
 111                 CaptiveVfsObject *captive_vfs_object,const gchar *pathname,GnomeVFSOpenMode mode)
 112 {
 113 CaptiveFileParentObject *captive_file_parent_object;
 114
 115         g_return_val_if_fail(captive_file_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 116         g_return_val_if_fail(CAPTIVE_VFS_PARENT_IS_OBJECT(captive_vfs_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 117         g_return_val_if_fail(pathname!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 118
 119         captive_file_parent_object=g_object_new(
 120                         CAPTIVE_FILE_PARENT_TYPE_OBJECT,        /* object_type */
 121                         NULL);  /* first_property_name; FIXME: support properties */
 122
 123         captive_file_init(CAPTIVE_FILE_OBJECT(captive_file_parent_object),captive_vfs_object);
 124
 125         *captive_file_object_return=CAPTIVE_FILE_OBJECT(captive_file_parent_object);
 126
 127         return captive_sandbox_parent_file_new_open(captive_file_parent_object,pathname,mode);
 128 }
 129
 130
 131 GnomeVFSResult captive_file_parent_new_create(CaptiveFileObject **captive_file_object_return,
 132                 CaptiveVfsObject *captive_vfs_object,const gchar *pathname,GnomeVFSOpenMode mode,gboolean exclusive,guint perm)
 133 {
 134 CaptiveFileParentObject *captive_file_parent_object;
 135
 136         g_return_val_if_fail(captive_file_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 137         g_return_val_if_fail(CAPTIVE_VFS_PARENT_IS_OBJECT(captive_vfs_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 138         g_return_val_if_fail(pathname!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 139
 140         captive_file_parent_object=g_object_new(
 141                         CAPTIVE_FILE_PARENT_TYPE_OBJECT,        /* object_type */
 142                         NULL);  /* first_property_name; FIXME: support properties */
 143
 144         captive_file_init(CAPTIVE_FILE_OBJECT(captive_file_parent_object),captive_vfs_object);
 145
 146         *captive_file_object_return=CAPTIVE_FILE_OBJECT(captive_file_parent_object);
 147
 148         return captive_sandbox_parent_file_new_create(captive_file_parent_object,pathname,mode,exclusive,perm);
 149 }
 150
 151
 152 static GnomeVFSResult captive_file_parent_close(CaptiveFileObject *captive_file_object)
 153 {
 154         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 155
 156         return captive_sandbox_parent_file_close(CAPTIVE_FILE_PARENT_OBJECT(captive_file_object));
 157 }
 158
 159
 160 static GnomeVFSResult captive_file_parent_read(CaptiveFileObject *captive_file_object,
 161                 gpointer buffer,GnomeVFSFileSize num_bytes,GnomeVFSFileSize *bytes_read_return)
 162 {
 163 CaptiveFileParentObject *captive_file_parent_object;
 164
 165         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 166         g_return_val_if_fail(buffer!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 167         g_return_val_if_fail(bytes_read_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 168         g_return_val_if_fail(num_bytes==(ULONG)num_bytes,GNOME_VFS_ERROR_BAD_PARAMETERS);
 169
 170         captive_file_parent_object=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object);
 171
 172         return captive_sandbox_parent_file_read(captive_file_parent_object,buffer,num_bytes,bytes_read_return);
 173 }
 174
 175
 176 static GnomeVFSResult captive_file_parent_write(CaptiveFileObject *captive_file_object,
 177                 gconstpointer buffer,GnomeVFSFileSize num_bytes,GnomeVFSFileSize *bytes_written_return)
 178 {
 179 CaptiveFileParentObject *captive_file_parent_object;
 180
 181         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 182         g_return_val_if_fail(buffer!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 183         g_return_val_if_fail(bytes_written_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 184         g_return_val_if_fail(num_bytes==(ULONG)num_bytes,GNOME_VFS_ERROR_BAD_PARAMETERS);
 185
 186         captive_file_parent_object=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object);
 187
 188         return captive_sandbox_parent_file_write(captive_file_parent_object,buffer,num_bytes,bytes_written_return);
 189 }
 190
 191
 192 static GnomeVFSResult captive_file_parent_seek
 193                 (CaptiveFileObject *captive_file_object,GnomeVFSSeekPosition whence,GnomeVFSFileOffset offset)
 194 {
 195 CaptiveFileParentObject *captive_file_parent_object;
 196
 197         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 198
 199         captive_file_parent_object=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object);
 200
 201         return captive_sandbox_parent_file_seek(captive_file_parent_object,whence,offset);
 202 }
 203
 204
 205 static GnomeVFSResult captive_file_parent_tell(CaptiveFileObject *captive_file_object,GnomeVFSFileOffset *offset_return)
 206 {
 207 CaptiveFileParentObject *captive_file_parent_object;
 208
 209         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 210         g_return_val_if_fail(offset_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 211
 212         captive_file_parent_object=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object);
 213
 214         return captive_sandbox_parent_file_tell(captive_file_parent_object,offset_return);
 215 }
 216
 217
 218 static GnomeVFSResult captive_file_parent_remove(CaptiveFileObject *captive_file_object)
 219 {
 220 CaptiveFileParentObject *captive_file_parent_object;
 221
 222         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 223
 224         captive_file_parent_object=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object);
 225
 226         return captive_sandbox_parent_file_remove(captive_file_parent_object);
 227 }
 228
 229
 230 static GnomeVFSResult captive_file_parent_file_info_get
 231                 (CaptiveFileObject *captive_file_object,GnomeVFSFileInfo *file_info)
 232 {
 233 CaptiveFileParentObject *captive_file_parent_object;
 234
 235         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 236         g_return_val_if_fail(file_info!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 237
 238         captive_file_parent_object=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object);
 239
 240         return captive_sandbox_parent_file_file_info_get(captive_file_parent_object,file_info);
 241 }
 242
 243
 244 static GnomeVFSResult captive_file_parent_file_info_set
 245                 (CaptiveFileObject *captive_file_object,const GnomeVFSFileInfo *info,GnomeVFSSetFileInfoMask mask)
 246 {
 247 CaptiveFileParentObject *captive_file_parent_object;
 248
 249         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 250         g_return_val_if_fail(info!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 251
 252         captive_file_parent_object=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object);
 253
 254         return captive_sandbox_parent_file_file_info_set(captive_file_parent_object,info,mask);
 255 }
 256
 257
 258 static GnomeVFSResult captive_file_parent_truncate(CaptiveFileObject *captive_file_object,GnomeVFSFileSize file_size)
 259 {
 260 CaptiveFileParentObject *captive_file_parent_object;
 261
 262         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object),GNOME_VFS_ERROR_BAD_PARAMETERS);
 263
 264         captive_file_parent_object=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object);
 265
 266         return captive_sandbox_parent_file_truncate(captive_file_parent_object,file_size);
 267 }
 268
 269
 270 static GnomeVFSResult captive_file_parent_move
 271                 (CaptiveFileObject *captive_file_object_old,const gchar *pathname_new,gboolean force_replace)
 272 {
 273 CaptiveFileParentObject *captive_file_parent_object_old;
 274
 275         g_return_val_if_fail(CAPTIVE_FILE_PARENT_IS_OBJECT(captive_file_object_old),GNOME_VFS_ERROR_BAD_PARAMETERS);
 276         g_return_val_if_fail(pathname_new!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
 277
 278         captive_file_parent_object_old=CAPTIVE_FILE_PARENT_OBJECT(captive_file_object_old);
 279
 280         return captive_sandbox_parent_file_move(captive_file_parent_object_old,pathname_new,force_replace);
 281 }