2 * captive vfs 'file' interface to reactos
3 * Copyright (C) 2002-2003 Jan Kratochvil <project-captive@jankratochvil.net>
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
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.
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
22 #include "captive/client-file.h" /* self */
23 #include "file.h" /* self-priv */
24 #include "directory.h"
26 #include <glib/gmessages.h>
27 #include "captive/unicode.h"
28 #include "reactos/ntos/types.h" /* for HANDLE */
29 #include "reactos/ddk/iotypes.h" /* for IO_STATUS_BLOCK */
30 #include "reactos/ddk/iofuncs.h" /* for IoCreateFile() */
31 #include "captive/sandbox.h"
33 #include "captive/client-directory.h"
34 #include "reactos/ddk/obfuncs.h" /* for ObReferenceObjectByHandle() */
35 #include "captive/macros.h"
38 static gpointer captive_file_object_parent_class=NULL;
41 static GnomeVFSResult captive_file_close(CaptiveFileObject *captive_file_object);
43 static void captive_file_object_finalize(CaptiveFileObject *captive_file_object)
45 GnomeVFSResult errvfsresult;
47 g_return_if_fail(captive_file_object!=NULL);
49 errvfsresult=captive_file_close(captive_file_object);
50 g_assert(errvfsresult==GNOME_VFS_OK);
52 G_OBJECT_CLASS(captive_file_object_parent_class)->finalize((GObject *)captive_file_object);
56 static void captive_file_object_class_init(CaptiveFileObjectClass *class)
58 GObjectClass *gobject_class=G_OBJECT_CLASS(class);
60 captive_file_object_parent_class=g_type_class_ref(G_TYPE_OBJECT);
61 gobject_class->finalize=(void (*)(GObject *object))captive_file_object_finalize;
65 static void captive_file_object_init(CaptiveFileObject *captive_file_object)
67 captive_file_object->file_Handle=NULL;
71 GType captive_file_object_get_type(void)
73 static GType captive_file_object_type=0;
75 if (!captive_file_object_type) {
76 static const GTypeInfo captive_file_object_info={
77 sizeof(CaptiveFileObjectClass),
79 NULL, /* base_finalize */
80 (GClassInitFunc)captive_file_object_class_init,
81 NULL, /* class_finalize */
82 NULL, /* class_data */
83 sizeof(CaptiveFileObject),
85 (GInstanceInitFunc)captive_file_object_init,
88 captive_file_object_type=g_type_register_static(G_TYPE_OBJECT,
89 "CaptiveFileObject",&captive_file_object_info,0);
92 return captive_file_object_type;
96 static GnomeVFSResult captive_file_new_internal(CaptiveFileObject **captive_file_object_return,
97 const gchar *pathname,GnomeVFSOpenMode mode,gboolean create,gboolean create_exclusive,guint create_perm)
99 IO_STATUS_BLOCK file_IoStatusBlock;
100 GnomeVFSResult errvfsresult;
101 OBJECT_ATTRIBUTES file_ObjectAttributes;
103 CaptiveFileObject *captive_file_object;
106 if (CAPTIVE_IS_SANDBOX_PARENT())
107 return captive_sandbox_parent_file_new_open(captive_file_object_return,pathname,mode);
109 g_return_val_if_fail(captive_file_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
110 g_return_val_if_fail(pathname!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
112 *captive_file_object_return=NULL;
114 errvfsresult=captive_ObjectAttributes_init(pathname,&file_ObjectAttributes);
115 g_return_val_if_fail(errvfsresult==GNOME_VFS_OK,errvfsresult);
119 &file_Handle, /* FileHandle */
121 |(!(mode&GNOME_VFS_OPEN_READ ) ? 0 : FILE_READ_DATA)
122 |(!(mode&GNOME_VFS_OPEN_WRITE) ? 0 : FILE_WRITE_DATA | FILE_APPEND_DATA | FILE_WRITE_ATTRIBUTES)
123 |( mode!=0 ? 0 : FILE_READ_ATTRIBUTES)
124 , /* DesiredAccess */
125 &file_ObjectAttributes, /* ObjectAttributes */
126 &file_IoStatusBlock, /* IoStatusBlock */
127 NULL, /* AllocationSize; ignored for open */
128 (!create || create_perm&0200 ? FILE_ATTRIBUTE_NORMAL: FILE_ATTRIBUTE_READONLY), /* FileAttributes; ignored for open */
129 (!create || !create_exclusive /* ShareAccess; 0 means exclusive */
130 ? (FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE)
132 (!create ? FILE_OPEN : FILE_CREATE), /* CreateDisposition */
133 /* FILE_SYNCHRONOUS_IO_{,NON}ALERT: We need to allow W32 filesystem
134 * any waits to not to let it return STATUS_CANT_WAIT us.
135 * Alertability should have only effect on asynchronous events
136 * from KeWaitForSingleObject() by setting/clearing its parameter 'Alertable'.
138 FILE_SYNCHRONOUS_IO_ALERT, /* CreateOptions */
141 CreateFileTypeNone, /* CreateFileType */
142 NULL, /* ExtraCreateParameters */
144 g_free(file_ObjectAttributes.ObjectName); /* left from captive_file_uri_parent_init() */
145 g_return_val_if_fail(NT_SUCCESS(err)==NT_SUCCESS(file_IoStatusBlock.Status),GNOME_VFS_ERROR_GENERIC);
146 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
148 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
149 g_return_val_if_fail(file_IoStatusBlock.Information
150 ==(!create ? FILE_OPENED : FILE_CREATED),
151 GNOME_VFS_ERROR_GENERIC);
153 captive_file_object=g_object_new(
154 CAPTIVE_FILE_TYPE_OBJECT, /* object_type */
155 NULL); /* first_property_name; FIXME: support properties */
157 captive_file_object->file_Handle=file_Handle;
158 captive_file_object->offset=0;
160 *captive_file_object_return=captive_file_object;
165 GnomeVFSResult captive_file_new_open
166 (CaptiveFileObject **captive_file_object_return,const gchar *pathname,GnomeVFSOpenMode mode)
168 g_return_val_if_fail(captive_file_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
169 g_return_val_if_fail(pathname!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
171 return captive_file_new_internal(captive_file_object_return,pathname,mode,
173 FALSE, /* create_exclusive; ignored */
174 0); /* create_perm; ignored */
178 GnomeVFSResult captive_file_new_create
179 (CaptiveFileObject **captive_file_object_return,const gchar *pathname,GnomeVFSOpenMode mode,gboolean exclusive,guint perm)
181 g_return_val_if_fail(captive_file_object_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
182 g_return_val_if_fail(pathname!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
184 return captive_file_new_internal(captive_file_object_return,pathname,mode,
186 exclusive, /* create_exclusive */
187 perm); /* create_perm */
191 static GnomeVFSResult captive_file_close(CaptiveFileObject *captive_file_object)
196 if (CAPTIVE_IS_SANDBOX_PARENT())
197 return captive_sandbox_parent_file_close(captive_file_object);
199 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
200 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS); /* already closed */
202 file_Handle=captive_file_object->file_Handle;
203 captive_file_object->file_Handle=NULL;
204 err=NtClose(file_Handle);
205 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
211 GnomeVFSResult captive_file_read(CaptiveFileObject *captive_file_object,
212 gpointer buffer,GnomeVFSFileSize num_bytes,GnomeVFSFileSize *bytes_read_return)
215 IO_STATUS_BLOCK file_IoStatusBlock;
216 LARGE_INTEGER file_offset;
217 GnomeVFSResult errvfsresult;
219 if (CAPTIVE_IS_SANDBOX_PARENT())
220 return captive_sandbox_parent_file_read(captive_file_object,buffer,num_bytes,bytes_read_return);
222 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
223 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
224 g_return_val_if_fail(buffer!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
225 g_return_val_if_fail(bytes_read_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
226 g_return_val_if_fail(num_bytes==(ULONG)num_bytes,GNOME_VFS_ERROR_BAD_PARAMETERS);
228 file_offset.QuadPart=captive_file_object->offset;
230 captive_file_object->file_Handle, /* FileHandle */
231 NULL, /* EventHandle; completion signalling; optional */
232 NULL, /* ApcRoutine; optional */
233 NULL, /* ApcContext; optional */
234 &file_IoStatusBlock, /* IoStatusBlock */
236 num_bytes, /* Length */
237 &file_offset, /* ByteOffset */
238 NULL); /* Key; NULL means no file locking key */
239 if (err==STATUS_END_OF_FILE) {
240 g_return_val_if_fail(file_IoStatusBlock.Status==STATUS_END_OF_FILE,GNOME_VFS_ERROR_GENERIC);
241 g_return_val_if_fail(file_IoStatusBlock.Information==0,GNOME_VFS_ERROR_GENERIC);
242 *bytes_read_return=0;
243 return GNOME_VFS_ERROR_EOF;
245 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
247 g_return_val_if_fail(NT_SUCCESS(err)==NT_SUCCESS(file_IoStatusBlock.Status),GNOME_VFS_ERROR_GENERIC);
248 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
249 g_return_val_if_fail(file_IoStatusBlock.Information<=num_bytes,GNOME_VFS_ERROR_GENERIC);
251 captive_file_object->offset+=file_IoStatusBlock.Information;
252 *bytes_read_return=file_IoStatusBlock.Information;
257 GnomeVFSResult captive_file_write(CaptiveFileObject *captive_file_object,
258 gconstpointer buffer,GnomeVFSFileSize num_bytes,GnomeVFSFileSize *bytes_written_return)
261 IO_STATUS_BLOCK file_IoStatusBlock;
262 LARGE_INTEGER file_offset;
263 GnomeVFSFileInfo file_info;
264 GnomeVFSFileSize endoffile_wanted;
265 GnomeVFSResult errvfsresult;
267 if (CAPTIVE_IS_SANDBOX_PARENT())
268 return captive_sandbox_parent_file_write(captive_file_object,buffer,num_bytes,bytes_written_return);
270 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
271 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
272 g_return_val_if_fail(buffer!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
273 g_return_val_if_fail(bytes_written_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
274 g_return_val_if_fail(num_bytes==(ULONG)num_bytes,GNOME_VFS_ERROR_BAD_PARAMETERS);
276 if ((GnomeVFSFileOffset)(captive_file_object->offset+num_bytes) < captive_file_object->offset)
277 return GNOME_VFS_ERROR_TOO_BIG;
278 endoffile_wanted=captive_file_object->offset+num_bytes;
279 if (GNOME_VFS_OK!=(errvfsresult=captive_file_file_info_get(captive_file_object,&file_info)))
281 if (file_info.size<endoffile_wanted) {
282 if (GNOME_VFS_OK!=(errvfsresult=captive_file_truncate(captive_file_object,endoffile_wanted)))
286 file_offset.QuadPart=captive_file_object->offset;
288 captive_file_object->file_Handle, /* FileHandle */
289 NULL, /* Event; completion signalling; optional */
290 NULL, /* ApcRoutine; optional */
291 NULL, /* ApcContext; optional */
292 &file_IoStatusBlock, /* IoStatusBlock */
293 (gpointer /* de-const */ )buffer, /* Buffer */
294 num_bytes, /* Length */
295 &file_offset, /* ByteOffset */
296 NULL); /* Key; NULL means no file locking key */
297 g_return_val_if_fail(NT_SUCCESS(err)==NT_SUCCESS(file_IoStatusBlock.Status),GNOME_VFS_ERROR_GENERIC);
298 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
299 g_return_val_if_fail(file_IoStatusBlock.Information==num_bytes,GNOME_VFS_ERROR_GENERIC);
301 captive_file_object->offset+=file_IoStatusBlock.Information;
302 *bytes_written_return=file_IoStatusBlock.Information;
307 GnomeVFSResult captive_file_seek
308 (CaptiveFileObject *captive_file_object,GnomeVFSSeekPosition whence,GnomeVFSFileOffset offset)
310 if (CAPTIVE_IS_SANDBOX_PARENT())
311 return captive_sandbox_parent_file_seek(captive_file_object,whence,offset);
313 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
314 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
317 case GNOME_VFS_SEEK_START:
318 captive_file_object->offset=offset;
320 case GNOME_VFS_SEEK_CURRENT:
322 || (offset>0 && (captive_file_object->offset+offset)<captive_file_object->offset)
323 || (offset<0 && (captive_file_object->offset+offset)>captive_file_object->offset))
324 return GNOME_VFS_ERROR_BAD_PARAMETERS;
325 captive_file_object->offset+=offset;
327 case GNOME_VFS_SEEK_END:
328 g_assert_not_reached(); /* NOT IMPLEMENTED YET */
331 g_return_val_if_reached(GNOME_VFS_ERROR_BAD_PARAMETERS);
338 GnomeVFSResult captive_file_tell(CaptiveFileObject *captive_file_object,GnomeVFSFileOffset *offset_return)
340 if (CAPTIVE_IS_SANDBOX_PARENT())
341 return captive_sandbox_parent_file_tell(captive_file_object,offset_return);
343 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
344 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
345 g_return_val_if_fail(offset_return!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
347 *offset_return=captive_file_object->offset;
352 GnomeVFSResult captive_file_remove(CaptiveFileObject *captive_file_object)
355 FILE_DISPOSITION_INFORMATION FileDispositionInformation_struct;
356 IO_STATUS_BLOCK file_IoStatusBlock;
357 GnomeVFSResult errvfsresult;
359 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
360 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
362 FileDispositionInformation_struct.DoDeleteFile=TRUE;
364 err=NtSetInformationFile(
365 captive_file_object->file_Handle, /* FileHandle */
366 &file_IoStatusBlock, /* IoStatusBlock */
367 &FileDispositionInformation_struct, /* FileInformation */
368 sizeof(FileDispositionInformation_struct), /* Length */
369 FileDispositionInformation); /* FileInformationClass */
370 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
372 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
378 /* Use 'FileNameInformationStruct' identifier instead of the logical 'FileNameInformation'
379 * to prevent override of enum member 'FileNameInformation'
381 static GnomeVFSResult FileNameInformationStruct_to_GnomeVFSFileInfo(GnomeVFSFileInfo *file_info,
382 FILE_NAME_INFORMATION *FileNameInformationStruct)
384 UNICODE_STRING FileName_UnicodeString;
386 g_return_val_if_fail(file_info!=NULL,GNOME_VFS_ERROR_GENERIC);
387 g_return_val_if_fail(FileNameInformationStruct!=NULL,GNOME_VFS_ERROR_GENERIC);
389 FileName_UnicodeString.Length=FileNameInformationStruct->FileNameLength;
390 FileName_UnicodeString.MaximumLength=FileNameInformationStruct->FileNameLength
391 +sizeof(*FileNameInformationStruct->FileName); /* 0-terminator */
393 #if 0 /* 'IoStatusBlock->Information' is sometimes weird, do not check it */
394 g_assert((gpointer)(((char *)FileNameInformationStruct->FileName)+FileName_UnicodeString.Length)
395 <=(gpointer)(((char *)FileAllInformationStruct)+IoStatusBlock->Information));
396 /* ensure we fit below '->IoStatusBlock->Information' at least without the 0-terminator */
399 FileNameInformationStruct->FileName[FileNameInformationStruct->FileNameLength
400 /sizeof(*FileNameInformationStruct->FileName)]=0; /* 0-terminate it */
401 FileName_UnicodeString.Buffer=FileNameInformationStruct->FileName;
402 file_info->name=captive_UnicodeString_to_utf8_malloc(&FileName_UnicodeString);
403 /* '->name' assumed for 'file_info->valid_fields' */
409 /* Use 'FileBasicInformationStruct' identifier instead of the logical 'FileBasicInformation'
410 * to prevent override of enum member 'FileBasicInformation'
412 static GnomeVFSResult FileBasicInformationStruct_to_GnomeVFSFileInfo(GnomeVFSFileInfo *file_info,
413 FILE_BASIC_INFORMATION *FileBasicInformationStruct)
418 /* FIXME: What is 'FILE_ATTRIBUTE_NORMAL'? */
419 switch (FileBasicInformationStruct->FileAttributes & (0
420 | FILE_ATTRIBUTE_DIRECTORY
421 | FILE_ATTRIBUTE_DEVICE)) {
422 case 0: file_info->type=GNOME_VFS_FILE_TYPE_REGULAR; break;
423 case FILE_ATTRIBUTE_DIRECTORY: file_info->type=GNOME_VFS_FILE_TYPE_DIRECTORY; break;
424 case FILE_ATTRIBUTE_DEVICE: file_info->type=GNOME_VFS_FILE_TYPE_SOCKET;
425 /* or GNOME_VFS_FILE_TYPE_CHARACTER_DEVICE or GNOME_VFS_FILE_TYPE_BLOCK_DEVICE ? */
427 default: file_info->type=GNOME_VFS_FILE_TYPE_UNKNOWN; break;
429 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_TYPE;
431 /* we use 0600 for r/w files, 0400 for FILE_ATTRIBUTE_READONLY */
432 file_info->permissions=GNOME_VFS_PERM_USER_READ;
433 if (file_info->type==GNOME_VFS_FILE_TYPE_DIRECTORY)
434 file_info->permissions|=GNOME_VFS_PERM_USER_EXEC;
435 if (!(FileBasicInformationStruct->FileAttributes & FILE_ATTRIBUTE_READONLY))
436 file_info->permissions|=GNOME_VFS_PERM_USER_WRITE;
437 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS;
439 if (FileBasicInformationStruct->LastAccessTime.QuadPart) { /* it may be 0 if not set */
440 errBOOLEAN=RtlTimeToSecondsSince1970(&FileBasicInformationStruct->LastAccessTime,&tmp_ULONG);
441 g_assert(errBOOLEAN==TRUE);
442 file_info->atime=tmp_ULONG;
443 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_ATIME;
446 /* it may be 0 if not set */
447 if (FileBasicInformationStruct->LastWriteTime.QuadPart || FileBasicInformationStruct->ChangeTime.QuadPart) {
448 errBOOLEAN=RtlTimeToSecondsSince1970(
449 /* take the more recent (==bigger) time: */
450 (FileBasicInformationStruct->LastWriteTime.QuadPart > FileBasicInformationStruct->ChangeTime.QuadPart
451 ? &FileBasicInformationStruct->LastWriteTime : &FileBasicInformationStruct->ChangeTime),
453 g_assert(errBOOLEAN==TRUE);
454 file_info->mtime=tmp_ULONG;
455 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_MTIME;
458 if (FileBasicInformationStruct->CreationTime.QuadPart) { /* it may be 0 if not set */
459 errBOOLEAN=RtlTimeToSecondsSince1970(&FileBasicInformationStruct->CreationTime,&tmp_ULONG);
460 g_assert(errBOOLEAN==TRUE);
461 file_info->ctime=tmp_ULONG;
462 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_CTIME;
469 /* Use 'FileStandardInformationStruct' identifier instead of the logical 'FileStandardInformation'
470 * to prevent override of enum member 'FileStandardInformation'
472 static GnomeVFSResult FileStandardInformationStruct_to_GnomeVFSFileInfo(GnomeVFSFileInfo *file_info,
473 FILE_STANDARD_INFORMATION *FileStandardInformationStruct)
475 file_info->size=FileStandardInformationStruct->EndOfFile.QuadPart;
476 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_SIZE;
478 file_info->block_count=FileStandardInformationStruct->AllocationSize.QuadPart/512;
479 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_BLOCK_COUNT;
485 GnomeVFSResult captive_file_file_info_get(CaptiveFileObject *captive_file_object,
486 GnomeVFSFileInfo *file_info)
489 IO_STATUS_BLOCK file_IoStatusBlock;
490 FILE_NAME_INFORMATION *FileNameInformationStruct;
491 FILE_BASIC_INFORMATION *FileBasicInformationStruct;
492 FILE_STANDARD_INFORMATION *FileStandardInformationStruct;
493 GnomeVFSResult errvfsresult;
494 char QueryFile_buf[sizeof(FILE_NAME_INFORMATION)
495 +0x1000 /* max 'FileName' length, 255 should be enough */ * sizeof(WCHAR /* *FILE_ALL_INFORMATION.NameInformation.FileName */ )];
497 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
498 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
499 g_return_val_if_fail(file_info!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
501 /* ntfs.sys of NT-5.1sp1 has *(FILE_BASIC_INFORMATION *)FILE_ALL_INFORMATION.BasicInformation
502 * size 0x28 although reactos includes and all the information says 0x24.
503 * fastfat.sys of NT-5.1sp1 also has the 'official' sizeof 0x24.
504 * It would be a bit of heuristic to correctly detect its expected sizeof.
507 file_info->valid_fields=0;
509 file_info->flags=GNOME_VFS_FILE_FLAGS_LOCAL;
510 file_info->valid_fields|=GNOME_VFS_FILE_INFO_FIELDS_FLAGS;
512 /* query NameInformation */
513 FileNameInformationStruct=(void *)QueryFile_buf;
514 err=NtQueryInformationFile(
515 captive_file_object->file_Handle, /* FileHandle */
516 &file_IoStatusBlock, /* IoStatusBlock */
517 (gpointer)QueryFile_buf, /* FileInformation */
518 sizeof(QueryFile_buf) /* Length */
519 -sizeof(*FileNameInformationStruct->FileName), /* reserve space for a possible 0-terminator */
520 FileNameInformation); /* FileInformationClass; =>FILE_NAME_INFORMATION */
521 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
523 g_return_val_if_fail(NT_SUCCESS(err)==NT_SUCCESS(file_IoStatusBlock.Status),GNOME_VFS_ERROR_GENERIC);
524 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
525 errvfsresult=FileNameInformationStruct_to_GnomeVFSFileInfo(file_info,FileNameInformationStruct);
526 g_return_val_if_fail(errvfsresult==GNOME_VFS_OK,errvfsresult);
528 /* query BasicInformation */
529 FileBasicInformationStruct=(void *)QueryFile_buf;
530 err=NtQueryInformationFile(
531 captive_file_object->file_Handle, /* FileHandle */
532 &file_IoStatusBlock, /* IoStatusBlock */
533 (gpointer)QueryFile_buf, /* FileInformation */
534 sizeof(QueryFile_buf), /* Length */
535 FileBasicInformation); /* FileInformationClass; =>FILE_BASIC_INFORMATION */
536 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
538 g_return_val_if_fail(NT_SUCCESS(err)==NT_SUCCESS(file_IoStatusBlock.Status),GNOME_VFS_ERROR_GENERIC);
539 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
540 errvfsresult=FileBasicInformationStruct_to_GnomeVFSFileInfo(file_info,FileBasicInformationStruct);
541 g_return_val_if_fail(errvfsresult==GNOME_VFS_OK,errvfsresult);
543 /* query StandardInformation */
544 FileStandardInformationStruct=(void *)QueryFile_buf;
545 err=NtQueryInformationFile(
546 captive_file_object->file_Handle, /* FileHandle */
547 &file_IoStatusBlock, /* IoStatusBlock */
548 (gpointer)QueryFile_buf, /* FileInformation */
549 sizeof(QueryFile_buf), /* Length */
550 FileStandardInformation); /* FileInformationClass; =>FILE_STANDARD_INFORMATION */
551 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
553 g_return_val_if_fail(NT_SUCCESS(err)==NT_SUCCESS(file_IoStatusBlock.Status),GNOME_VFS_ERROR_GENERIC);
554 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
555 errvfsresult=FileStandardInformationStruct_to_GnomeVFSFileInfo(file_info,FileStandardInformationStruct);
556 g_return_val_if_fail(errvfsresult==GNOME_VFS_OK,errvfsresult);
562 GnomeVFSResult captive_file_file_info_set(CaptiveFileObject *captive_file_object,
563 const GnomeVFSFileInfo *info,GnomeVFSSetFileInfoMask mask)
565 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
566 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
567 g_return_val_if_fail(info!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
569 if (mask & GNOME_VFS_SET_FILE_INFO_NAME) {
570 gchar *name_dirname,*name_basename;
571 UNICODE_STRING *name_UnicodeString;
572 FILE_RENAME_INFORMATION *FileRenameInformation_structp;
573 gsize FileRenameInformation_struct_len;
574 IO_STATUS_BLOCK file_IoStatusBlock;
576 GnomeVFSResult errvfsresult;
578 /* non-existing dirname assertion */
579 name_dirname=g_path_get_dirname(info->name);
581 g_assert_not_reached();
582 errvfsresult=GNOME_VFS_ERROR_BAD_PARAMETERS;
586 /* fully-matching basename assertion */
587 name_basename=g_path_get_basename(info->name);
588 if (strcmp(name_basename,info->name)) {
589 g_assert_not_reached();
590 errvfsresult=GNOME_VFS_ERROR_BAD_PARAMETERS;
591 goto err_free_name_dirname;
594 name_UnicodeString=captive_utf8_to_UnicodeString_alloca(info->name);
595 FileRenameInformation_struct_len=sizeof(*FileRenameInformation_structp)
596 +name_UnicodeString->MaximumLength; /* ==Length+(0-terminator); is the terminator needed? */
598 FileRenameInformation_structp=g_alloca(FileRenameInformation_struct_len);
599 FileRenameInformation_structp->Replace=FALSE;
600 FileRenameInformation_structp->RootDir=NULL; /* we do 'simple rename' here */
601 FileRenameInformation_structp->FileNameLength=name_UnicodeString->Length;
602 memcpy(FileRenameInformation_structp->FileName,name_UnicodeString->Buffer,
603 name_UnicodeString->MaximumLength); /* ==Length+(0-terminator); is the terminator needed? */
605 err=NtSetInformationFile(
606 captive_file_object->file_Handle, /* FileHandle */
607 &file_IoStatusBlock, /* IoStatusBlock */
608 FileRenameInformation_structp, /* FileInformation */
609 FileRenameInformation_struct_len, /* Length */
610 FileRenameInformation); /* FileInformationClass */
611 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
612 goto err_free_name_basename;
614 err_free_name_basename:
615 g_free(name_basename);
616 err_free_name_dirname:
617 g_free(name_dirname);
620 if (errvfsresult!=GNOME_VFS_OK)
622 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
625 if (mask & (GNOME_VFS_SET_FILE_INFO_PERMISSIONS | GNOME_VFS_SET_FILE_INFO_TIME)) {
626 char FileBasicInformation_buf[sizeof(FILE_BASIC_INFORMATION)+4];
627 FILE_BASIC_INFORMATION *FileBasicInformationp=(FILE_BASIC_INFORMATION *)FileBasicInformation_buf;
628 IO_STATUS_BLOCK file_IoStatusBlock;
631 /* FIXME: Everywhere is is the declaration with 4xLARGE_INTEGER+1xULONG==36 bytes
632 * but the precompiled ext2fsd.sys wants 40 bytes - why?
633 * The same case applies to ntfs.sys of NT-5.1sp1.
635 g_assert(sizeof(FILE_BASIC_INFORMATION)==36);
636 g_assert(sizeof(FileBasicInformation_buf)==40);
637 err=NtQueryInformationFile(
638 captive_file_object->file_Handle, /* FileHandle */
639 &file_IoStatusBlock, /* IoStatusBlock */
640 FileBasicInformation_buf, /* FileInformation */
641 sizeof(FileBasicInformation_buf), /* Length */
642 FileBasicInformation); /* FileInformationClass */
643 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
645 if (mask & GNOME_VFS_SET_FILE_INFO_PERMISSIONS) {
646 FileBasicInformationp->FileAttributes&=~FILE_ATTRIBUTE_READONLY;
647 g_assert(info->valid_fields & GNOME_VFS_FILE_INFO_FIELDS_PERMISSIONS);
648 if (!(info->permissions&0200))
649 FileBasicInformationp->FileAttributes|=FILE_ATTRIBUTE_READONLY;
652 if (mask & GNOME_VFS_SET_FILE_INFO_TIME) {
653 g_assert(info->valid_fields & (0
654 | GNOME_VFS_FILE_INFO_FIELDS_ATIME
655 | GNOME_VFS_FILE_INFO_FIELDS_MTIME
656 | GNOME_VFS_FILE_INFO_FIELDS_CTIME));
657 if (info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_ATIME) {
658 RtlSecondsSince1970ToTime(
659 info->atime, /* SecondsSince1970 */
660 &FileBasicInformationp->LastAccessTime); /* Time */
662 if (info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_MTIME) {
663 RtlSecondsSince1970ToTime(
664 info->mtime, /* SecondsSince1970 */
665 &FileBasicInformationp->LastWriteTime); /* Time */
666 FileBasicInformationp->ChangeTime=FileBasicInformationp->LastWriteTime;
668 if (info->valid_fields&GNOME_VFS_FILE_INFO_FIELDS_CTIME) {
669 RtlSecondsSince1970ToTime(
670 info->ctime, /* SecondsSince1970 */
671 &FileBasicInformationp->CreationTime); /* Time */
675 err=NtSetInformationFile(
676 captive_file_object->file_Handle, /* FileHandle */
677 &file_IoStatusBlock, /* IoStatusBlock */
678 FileBasicInformation_buf, /* FileInformation */
679 sizeof(FileBasicInformation_buf), /* Length */
680 FileBasicInformation); /* FileInformationClass */
681 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
684 if (mask & GNOME_VFS_SET_FILE_INFO_OWNER) {
685 /* FIXME: g_assert(info->valid_fields & ???); */
686 /* owner ignored for W32 */
693 GnomeVFSResult captive_file_truncate(CaptiveFileObject *captive_file_object,GnomeVFSFileSize file_size)
696 FILE_END_OF_FILE_INFORMATION FileEndOfFileInformation_struct;
697 IO_STATUS_BLOCK file_IoStatusBlock;
698 GnomeVFSResult errvfsresult;
700 g_return_val_if_fail(captive_file_object!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
701 g_return_val_if_fail(captive_file_object->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
703 FileEndOfFileInformation_struct.EndOfFile.QuadPart=file_size;
705 err=NtSetInformationFile(
706 captive_file_object->file_Handle, /* FileHandle */
707 &file_IoStatusBlock, /* IoStatusBlock */
708 &FileEndOfFileInformation_struct, /* FileInformation */
709 sizeof(FileEndOfFileInformation_struct), /* Length */
710 FileEndOfFileInformation); /* FileInformationClass */
711 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
713 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
719 GnomeVFSResult captive_file_move(CaptiveFileObject *captive_file_object_old,const gchar *pathname_new,gboolean force_replace)
722 FILE_RENAME_INFORMATION *FileRenameInformation_structp;
723 IO_STATUS_BLOCK file_IoStatusBlock;
724 GnomeVFSResult errvfsresult;
725 OBJECT_ATTRIBUTES pathname_new_ObjectAttributes;
727 g_return_val_if_fail(captive_file_object_old!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
728 g_return_val_if_fail(captive_file_object_old->file_Handle!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
729 g_return_val_if_fail(pathname_new!=NULL,GNOME_VFS_ERROR_BAD_PARAMETERS);
731 errvfsresult=captive_ObjectAttributes_init(pathname_new,&pathname_new_ObjectAttributes);
732 g_return_val_if_fail(errvfsresult==GNOME_VFS_OK,errvfsresult);
734 FileRenameInformation_structp=
735 g_alloca(sizeof(*FileRenameInformation_structp)+pathname_new_ObjectAttributes.ObjectName->MaximumLength);
736 FileRenameInformation_structp->Replace=force_replace;
737 FileRenameInformation_structp->RootDir=0; /* AFAIK never set by orig W32 */
738 FileRenameInformation_structp->FileNameLength=pathname_new_ObjectAttributes.ObjectName->Length;
739 memcpy(FileRenameInformation_structp->FileName,pathname_new_ObjectAttributes.ObjectName->Buffer,
740 pathname_new_ObjectAttributes.ObjectName->MaximumLength);
742 err=NtSetInformationFile(
743 captive_file_object_old->file_Handle, /* FileHandle */
744 &file_IoStatusBlock, /* IoStatusBlock */
745 FileRenameInformation_structp, /* FileInformation */
746 sizeof(*FileRenameInformation_structp)+pathname_new_ObjectAttributes.ObjectName->MaximumLength, /* Length */
747 FileRenameInformation); /* FileInformationClass */
748 if (GNOME_VFS_OK!=(errvfsresult=captive_NTSTATUS_to_GnomeVFSResult(err)))
749 goto err_free_ObjectAttributes;
750 g_return_val_if_fail(NT_SUCCESS(err),GNOME_VFS_ERROR_GENERIC);
752 err_free_ObjectAttributes:
753 g_free(pathname_new_ObjectAttributes.ObjectName); /* left from captive_file_uri_parent_init() */