1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright (C) 2006-2007 Red Hat, Inc.
5 * SPDX-License-Identifier: LGPL-2.1-or-later
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General
18 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
20 * Author: Alexander Larsson <alexl@redhat.com>
25 #include <sys/types.h>
36 #include <sys/statfs.h>
38 #if HAVE_SYS_STATVFS_H
39 #include <sys/statvfs.h>
43 #elif HAVE_SYS_MOUNT_H
45 #include <sys/param.h>
47 #include <sys/mount.h>
58 #include "gfileattribute.h"
59 #include "glocalfile.h"
60 #include "glocalfileinfo.h"
61 #include "glocalfileenumerator.h"
62 #include "glocalfileinputstream.h"
63 #include "glocalfileoutputstream.h"
64 #include "glocalfileiostream.h"
65 #include "glocalfilemonitor.h"
66 #include "gmountprivate.h"
67 #include "gunixmounts.h"
69 #include <glib/gstdio.h>
70 #include <glib/gstdioprivate.h>
73 #include "glib-unix.h"
74 #include "gportalsupport.h"
75 #include "gtrashportal.h"
78 #include "glib-private.h"
85 #ifndef FILE_READ_ONLY_VOLUME
86 #define FILE_READ_ONLY_VOLUME 0x00080000
90 #define S_ISREG(m) (((m) & _S_IFMT) == _S_IFREG)
93 #define S_ISDIR(m) (((m) & _S_IFMT) == _S_IFDIR)
96 #define S_ISLNK(m) (0)
100 #define ECANCELED 105
105 static void g_local_file_file_iface_init (GFileIface *iface);
107 static GFileAttributeInfoList *local_writable_attributes = NULL;
108 static /* GFileAttributeInfoList * */ gsize local_writable_namespaces = 0;
112 GObject parent_instance;
117 #define g_local_file_get_type _g_local_file_get_type
118 G_DEFINE_TYPE_WITH_CODE (GLocalFile, g_local_file, G_TYPE_OBJECT,
119 G_IMPLEMENT_INTERFACE (G_TYPE_FILE,
120 g_local_file_file_iface_init))
122 static char *find_mountpoint_for (const char *file, dev_t dev, gboolean resolve_basename_symlink);
125 static gboolean is_remote_fs_type (const gchar *fsname);
129 g_local_file_finalize (GObject *object)
133 local = G_LOCAL_FILE (object);
135 g_free (local->filename);
137 G_OBJECT_CLASS (g_local_file_parent_class)->finalize (object);
141 g_local_file_class_init (GLocalFileClass *klass)
143 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
144 GFileAttributeInfoList *list;
146 gobject_class->finalize = g_local_file_finalize;
148 /* Set up attribute lists */
150 /* Writable attributes: */
152 list = g_file_attribute_info_list_new ();
154 g_file_attribute_info_list_add (list,
155 G_FILE_ATTRIBUTE_UNIX_MODE,
156 G_FILE_ATTRIBUTE_TYPE_UINT32,
157 G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE |
158 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
161 g_file_attribute_info_list_add (list,
162 G_FILE_ATTRIBUTE_UNIX_UID,
163 G_FILE_ATTRIBUTE_TYPE_UINT32,
164 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
165 g_file_attribute_info_list_add (list,
166 G_FILE_ATTRIBUTE_UNIX_GID,
167 G_FILE_ATTRIBUTE_TYPE_UINT32,
168 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
172 g_file_attribute_info_list_add (list,
173 G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET,
174 G_FILE_ATTRIBUTE_TYPE_BYTE_STRING,
178 #if defined(HAVE_UTIMES) || defined(HAVE_UTIMENSAT)
179 g_file_attribute_info_list_add (list,
180 G_FILE_ATTRIBUTE_TIME_MODIFIED,
181 G_FILE_ATTRIBUTE_TYPE_UINT64,
182 G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE |
183 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
184 g_file_attribute_info_list_add (list,
185 G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC,
186 G_FILE_ATTRIBUTE_TYPE_UINT32,
187 G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE |
188 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
189 /* When copying, the target file is accessed. Replicating
190 * the source access time does not make sense in this case.
192 g_file_attribute_info_list_add (list,
193 G_FILE_ATTRIBUTE_TIME_ACCESS,
194 G_FILE_ATTRIBUTE_TYPE_UINT64,
195 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
196 g_file_attribute_info_list_add (list,
197 G_FILE_ATTRIBUTE_TIME_ACCESS_USEC,
198 G_FILE_ATTRIBUTE_TYPE_UINT32,
199 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
200 #endif /* HAVE_UTIMES || HAVE_UTIMENSAT */
202 #ifdef HAVE_UTIMENSAT
203 g_file_attribute_info_list_add (list,
204 G_FILE_ATTRIBUTE_TIME_MODIFIED_NSEC,
205 G_FILE_ATTRIBUTE_TYPE_UINT32,
206 G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE |
207 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
208 g_file_attribute_info_list_add (list,
209 G_FILE_ATTRIBUTE_TIME_ACCESS_NSEC,
210 G_FILE_ATTRIBUTE_TYPE_UINT32,
211 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
214 local_writable_attributes = list;
218 g_local_file_init (GLocalFile *local)
223 _g_local_file_get_filename (GLocalFile *file)
225 return file->filename;
229 _g_local_file_new (const char *filename)
233 local = g_object_new (G_TYPE_LOCAL_FILE, NULL);
234 local->filename = g_canonicalize_filename (filename, NULL);
236 return G_FILE (local);
240 * g_local_file_new_from_dirname_and_basename:
241 * @dirname: an absolute, canonical directory name
242 * @basename: the name of a child inside @dirname
244 * Creates a #GFile from @dirname and @basename.
246 * This is more efficient than pasting the fields together for yourself
247 * and creating a #GFile from the result, and also more efficient than
248 * creating a #GFile for the dirname and using g_file_get_child().
250 * @dirname must be canonical, as per GLocalFile's opinion of what
251 * canonical means. This means that you should only pass strings that
252 * were returned by _g_local_file_get_filename().
257 g_local_file_new_from_dirname_and_basename (const gchar *dirname,
258 const gchar *basename)
262 g_return_val_if_fail (dirname != NULL, NULL);
263 g_return_val_if_fail (basename && basename[0] && !strchr (basename, '/'), NULL);
265 local = g_object_new (G_TYPE_LOCAL_FILE, NULL);
266 local->filename = g_build_filename (dirname, basename, NULL);
268 return G_FILE (local);
272 g_local_file_is_native (GFile *file)
278 g_local_file_has_uri_scheme (GFile *file,
279 const char *uri_scheme)
281 return g_ascii_strcasecmp (uri_scheme, "file") == 0;
285 g_local_file_get_uri_scheme (GFile *file)
287 return g_strdup ("file");
291 g_local_file_get_basename (GFile *file)
293 return g_path_get_basename (G_LOCAL_FILE (file)->filename);
297 g_local_file_get_path (GFile *file)
299 return g_strdup (G_LOCAL_FILE (file)->filename);
303 g_local_file_get_uri (GFile *file)
305 return g_filename_to_uri (G_LOCAL_FILE (file)->filename, NULL, NULL);
309 get_filename_charset (const gchar **filename_charset)
311 const gchar **charsets;
314 is_utf8 = g_get_filename_charsets (&charsets);
316 if (filename_charset)
317 *filename_charset = charsets[0];
323 name_is_valid_for_display (const char *string,
324 gboolean is_valid_utf8)
328 if (!is_valid_utf8 &&
329 !g_utf8_validate (string, -1, NULL))
332 while ((c = *string++) != 0)
334 if (g_ascii_iscntrl (c))
342 g_local_file_get_parse_name (GFile *file)
344 const char *filename;
346 const gchar *charset;
348 char *roundtripped_filename;
349 gboolean free_utf8_filename;
350 gboolean is_valid_utf8;
353 filename = G_LOCAL_FILE (file)->filename;
354 if (get_filename_charset (&charset))
356 utf8_filename = (char *)filename;
357 free_utf8_filename = FALSE;
358 is_valid_utf8 = FALSE; /* Can't guarantee this */
362 utf8_filename = g_convert (filename, -1,
363 "UTF-8", charset, NULL, NULL, NULL);
364 free_utf8_filename = TRUE;
365 is_valid_utf8 = TRUE;
367 if (utf8_filename != NULL)
369 /* Make sure we can roundtrip: */
370 roundtripped_filename = g_convert (utf8_filename, -1,
371 charset, "UTF-8", NULL, NULL, NULL);
373 if (roundtripped_filename == NULL ||
374 strcmp (filename, roundtripped_filename) != 0)
376 g_free (utf8_filename);
377 utf8_filename = NULL;
380 g_free (roundtripped_filename);
384 if (utf8_filename != NULL &&
385 name_is_valid_for_display (utf8_filename, is_valid_utf8))
387 if (free_utf8_filename)
388 parse_name = utf8_filename;
390 parse_name = g_strdup (utf8_filename);
395 char *dup_filename, *p, *backslash;
397 /* Turn backslashes into forward slashes like
398 * g_filename_to_uri() would do (but we can't use that because
399 * it doesn't output IRIs).
401 dup_filename = g_strdup (filename);
402 filename = p = dup_filename;
404 while ((backslash = strchr (p, '\\')) != NULL)
411 escaped_path = g_uri_escape_string (filename,
412 G_URI_RESERVED_CHARS_ALLOWED_IN_PATH_ELEMENT "/",
414 parse_name = g_strconcat ("file://",
415 (*escaped_path != '/') ? "/" : "",
419 g_free (escaped_path);
421 g_free (dup_filename);
423 if (free_utf8_filename)
424 g_free (utf8_filename);
431 g_local_file_get_parent (GFile *file)
433 GLocalFile *local = G_LOCAL_FILE (file);
434 const char *non_root;
438 /* Check for root; local->filename is guaranteed to be absolute, so
439 * g_path_skip_root() should never return NULL. */
440 non_root = g_path_skip_root (local->filename);
441 g_assert (non_root != NULL);
446 dirname = g_path_get_dirname (local->filename);
447 parent = _g_local_file_new (dirname);
453 g_local_file_dup (GFile *file)
455 GLocalFile *local = G_LOCAL_FILE (file);
457 return _g_local_file_new (local->filename);
461 g_local_file_hash (GFile *file)
463 GLocalFile *local = G_LOCAL_FILE (file);
465 return g_str_hash (local->filename);
469 g_local_file_equal (GFile *file1,
472 GLocalFile *local1 = G_LOCAL_FILE (file1);
473 GLocalFile *local2 = G_LOCAL_FILE (file2);
475 return g_str_equal (local1->filename, local2->filename);
479 match_prefix (const char *path,
484 prefix_len = strlen (prefix);
485 if (strncmp (path, prefix, prefix_len) != 0)
488 /* Handle the case where prefix is the root, so that
489 * the IS_DIR_SEPRARATOR check below works */
490 if (prefix_len > 0 &&
491 G_IS_DIR_SEPARATOR (prefix[prefix_len-1]))
494 return path + prefix_len;
498 g_local_file_prefix_matches (GFile *parent,
501 GLocalFile *parent_local = G_LOCAL_FILE (parent);
502 GLocalFile *descendant_local = G_LOCAL_FILE (descendant);
503 const char *remainder;
505 remainder = match_prefix (descendant_local->filename, parent_local->filename);
506 if (remainder != NULL && G_IS_DIR_SEPARATOR (*remainder))
512 g_local_file_get_relative_path (GFile *parent,
515 GLocalFile *parent_local = G_LOCAL_FILE (parent);
516 GLocalFile *descendant_local = G_LOCAL_FILE (descendant);
517 const char *remainder;
519 remainder = match_prefix (descendant_local->filename, parent_local->filename);
521 if (remainder != NULL && G_IS_DIR_SEPARATOR (*remainder))
522 return g_strdup (remainder + 1);
527 g_local_file_resolve_relative_path (GFile *file,
528 const char *relative_path)
530 GLocalFile *local = G_LOCAL_FILE (file);
534 if (g_path_is_absolute (relative_path))
535 return _g_local_file_new (relative_path);
537 filename = g_build_filename (local->filename, relative_path, NULL);
538 child = _g_local_file_new (filename);
544 static GFileEnumerator *
545 g_local_file_enumerate_children (GFile *file,
546 const char *attributes,
547 GFileQueryInfoFlags flags,
548 GCancellable *cancellable,
551 GLocalFile *local = G_LOCAL_FILE (file);
552 return _g_local_file_enumerator_new (local,
558 g_local_file_get_child_for_display_name (GFile *file,
559 const char *display_name,
565 basename = g_filename_from_utf8 (display_name, -1, NULL, NULL, NULL);
566 if (basename == NULL)
568 g_set_error (error, G_IO_ERROR,
569 G_IO_ERROR_INVALID_FILENAME,
570 _("Invalid filename %s"), display_name);
574 new_file = g_file_get_child (file, basename);
580 #if defined(USE_STATFS) && !defined(HAVE_STRUCT_STATFS_F_FSTYPENAME)
582 get_fs_type (long f_type)
584 /* filesystem ids taken from linux manpage */
602 return "binfmt_misc";
606 return "btrfs_test_fs";
763 G_LOCK_DEFINE_STATIC(mount_info_hash);
764 static GHashTable *mount_info_hash = NULL;
765 static guint64 mount_info_hash_cache_time = 0;
768 MOUNT_INFO_READONLY = 1<<0
772 device_equal (gconstpointer v1,
775 return *(dev_t *)v1 == *(dev_t *)v2;
779 device_hash (gconstpointer v)
781 return (guint) *(dev_t *)v;
785 get_mount_info (GFileInfo *fs_info,
787 GFileAttributeMatcher *matcher)
791 gpointer info_as_ptr;
795 GUnixMountEntry *mount;
797 gboolean is_remote = FALSE;
799 if (g_lstat (path, &buf) != 0)
802 G_LOCK (mount_info_hash);
804 if (mount_info_hash == NULL)
805 mount_info_hash = g_hash_table_new_full (device_hash, device_equal,
809 if (g_unix_mounts_changed_since (mount_info_hash_cache_time))
810 g_hash_table_remove_all (mount_info_hash);
812 got_info = g_hash_table_lookup_extended (mount_info_hash,
817 G_UNLOCK (mount_info_hash);
819 mount_info = GPOINTER_TO_UINT (info_as_ptr);
825 mountpoint = find_mountpoint_for (path, buf.st_dev, FALSE);
826 if (mountpoint == NULL)
827 mountpoint = g_strdup ("/");
829 mount = g_unix_mount_at (mountpoint, &cache_time);
832 if (g_unix_mount_is_readonly (mount))
833 mount_info |= MOUNT_INFO_READONLY;
834 if (is_remote_fs_type (g_unix_mount_get_fs_type (mount)))
837 g_unix_mount_free (mount);
842 dev = g_new0 (dev_t, 1);
845 G_LOCK (mount_info_hash);
846 mount_info_hash_cache_time = cache_time;
847 g_hash_table_insert (mount_info_hash, dev, GUINT_TO_POINTER (mount_info));
848 G_UNLOCK (mount_info_hash);
851 if (g_file_attribute_matcher_matches (matcher,
852 G_FILE_ATTRIBUTE_FILESYSTEM_READONLY))
853 g_file_info_set_attribute_boolean (fs_info, G_FILE_ATTRIBUTE_FILESYSTEM_READONLY,
854 (mount_info & MOUNT_INFO_READONLY));
856 if (g_file_attribute_matcher_matches (matcher,
857 G_FILE_ATTRIBUTE_FILESYSTEM_REMOTE))
858 g_file_info_set_attribute_boolean (fs_info, G_FILE_ATTRIBUTE_FILESYSTEM_REMOTE, is_remote);
866 get_volume_for_path (const char *path)
872 wpath = g_utf8_to_utf16 (path, -1, NULL, NULL, NULL);
873 result = g_new (wchar_t, MAX_PATH);
875 if (!GetVolumePathNameW (wpath, result, MAX_PATH))
877 char *msg = g_win32_error_message (GetLastError ());
878 g_critical ("GetVolumePathName failed: %s", msg);
885 len = wcslen (result);
886 if (len > 0 && result[len-1] != L'\\')
888 result = g_renew (wchar_t, result, len + 2);
898 find_mountpoint_for (const char *file, dev_t dev, gboolean resolve_basename_symlink)
903 wpath = get_volume_for_path (file);
907 utf8_path = g_utf16_to_utf8 (wpath, -1, NULL, NULL, NULL);
914 get_filesystem_readonly (GFileInfo *info,
919 rootdir = get_volume_for_path (path);
924 if (GetVolumeInformationW (rootdir, NULL, 0, NULL, NULL, &flags, NULL, 0))
925 g_file_info_set_attribute_boolean (info, G_FILE_ATTRIBUTE_FILESYSTEM_READONLY,
926 (flags & FILE_READ_ONLY_VOLUME) != 0);
932 #endif /* G_OS_WIN32 */
934 #pragma GCC diagnostic push
935 #pragma GCC diagnostic ignored "-Wformat-nonliteral"
937 g_set_io_error (GError **error,
942 GLocalFile *local = G_LOCAL_FILE (file);
945 display_name = g_filename_display_name (local->filename);
946 g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errsv),
947 msg, display_name, g_strerror (errsv));
948 g_free (display_name);
950 #pragma GCC diagnostic pop
953 g_local_file_query_filesystem_info (GFile *file,
954 const char *attributes,
955 GCancellable *cancellable,
958 GLocalFile *local = G_LOCAL_FILE (file);
960 int statfs_result = 0;
966 struct statfs statfs_buffer;
967 #elif defined(USE_STATVFS)
969 struct statvfs statfs_buffer;
970 #endif /* USE_STATFS */
971 #endif /* G_OS_WIN32 */
972 GFileAttributeMatcher *attribute_matcher;
979 statfs_result = statfs (local->filename, &statfs_buffer);
980 #elif STATFS_ARGS == 4
981 statfs_result = statfs (local->filename, &statfs_buffer,
982 sizeof (statfs_buffer), 0);
983 #endif /* STATFS_ARGS == 2 */
984 block_size = statfs_buffer.f_bsize;
986 /* Many backends can't report free size (for instance the gvfs fuse
987 * backend for backend not supporting this), and set f_bfree to 0,
988 * but it can be 0 for real too. We treat the available == 0 and
989 * free == 0 case as "both of these are invalid", but only on file systems
990 * which are known to not support this (otherwise we can omit metadata for
991 * systems which are legitimately full). */
992 #if defined(__linux__)
993 if (statfs_result == 0 &&
994 statfs_buffer.f_bavail == 0 && statfs_buffer.f_bfree == 0 &&
995 (/* linux/ncp_fs.h: NCP_SUPER_MAGIC == 0x564c */
996 statfs_buffer.f_type == 0x564c ||
997 /* man statfs: FUSE_SUPER_MAGIC == 0x65735546 */
998 statfs_buffer.f_type == 0x65735546))
1000 #endif /* __linux__ */
1002 #elif defined(USE_STATVFS)
1003 statfs_result = statvfs (local->filename, &statfs_buffer);
1004 block_size = statfs_buffer.f_frsize;
1005 #endif /* USE_STATFS */
1007 if (statfs_result == -1)
1011 g_set_io_error (error,
1012 _("Error getting filesystem info for %s: %s"),
1017 info = g_file_info_new ();
1019 attribute_matcher = g_file_attribute_matcher_new (attributes);
1022 g_file_attribute_matcher_matches (attribute_matcher,
1023 G_FILE_ATTRIBUTE_FILESYSTEM_FREE))
1026 gchar *localdir = g_path_get_dirname (local->filename);
1027 wchar_t *wdirname = g_utf8_to_utf16 (localdir, -1, NULL, NULL, NULL);
1031 if (GetDiskFreeSpaceExW (wdirname, &li, NULL, NULL))
1032 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_FREE, (guint64)li.QuadPart);
1035 #if defined(USE_STATFS) || defined(USE_STATVFS)
1036 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_FREE, block_size * statfs_buffer.f_bavail);
1041 g_file_attribute_matcher_matches (attribute_matcher,
1042 G_FILE_ATTRIBUTE_FILESYSTEM_SIZE))
1045 gchar *localdir = g_path_get_dirname (local->filename);
1046 wchar_t *wdirname = g_utf8_to_utf16 (localdir, -1, NULL, NULL, NULL);
1050 if (GetDiskFreeSpaceExW (wdirname, NULL, &li, NULL))
1051 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_SIZE, (guint64)li.QuadPart);
1054 #if defined(USE_STATFS) || defined(USE_STATVFS)
1055 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_SIZE, block_size * statfs_buffer.f_blocks);
1057 #endif /* G_OS_WIN32 */
1061 g_file_attribute_matcher_matches (attribute_matcher,
1062 G_FILE_ATTRIBUTE_FILESYSTEM_USED))
1065 gchar *localdir = g_path_get_dirname (local->filename);
1066 wchar_t *wdirname = g_utf8_to_utf16 (localdir, -1, NULL, NULL, NULL);
1067 ULARGE_INTEGER li_free;
1068 ULARGE_INTEGER li_total;
1071 if (GetDiskFreeSpaceExW (wdirname, &li_free, &li_total, NULL))
1072 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_USED, (guint64)li_total.QuadPart - (guint64)li_free.QuadPart);
1075 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_USED, block_size * (statfs_buffer.f_blocks - statfs_buffer.f_bfree));
1076 #endif /* G_OS_WIN32 */
1081 #if defined(HAVE_STRUCT_STATFS_F_FSTYPENAME)
1082 fstype = statfs_buffer.f_fstypename;
1084 fstype = get_fs_type (statfs_buffer.f_type);
1087 #elif defined(USE_STATVFS)
1088 #if defined(HAVE_STRUCT_STATVFS_F_FSTYPENAME)
1089 fstype = statfs_buffer.f_fstypename;
1090 #elif defined(HAVE_STRUCT_STATVFS_F_BASETYPE)
1091 fstype = statfs_buffer.f_basetype;
1095 #endif /* USE_STATFS */
1098 g_file_attribute_matcher_matches (attribute_matcher,
1099 G_FILE_ATTRIBUTE_FILESYSTEM_TYPE))
1100 g_file_info_set_attribute_string (info, G_FILE_ATTRIBUTE_FILESYSTEM_TYPE, fstype);
1101 #endif /* G_OS_WIN32 */
1103 if (g_file_attribute_matcher_matches (attribute_matcher,
1104 G_FILE_ATTRIBUTE_FILESYSTEM_READONLY) ||
1105 g_file_attribute_matcher_matches (attribute_matcher,
1106 G_FILE_ATTRIBUTE_FILESYSTEM_REMOTE))
1109 get_filesystem_readonly (info, local->filename);
1111 get_mount_info (info, local->filename, attribute_matcher);
1112 #endif /* G_OS_WIN32 */
1115 g_file_attribute_matcher_unref (attribute_matcher);
1121 g_local_file_find_enclosing_mount (GFile *file,
1122 GCancellable *cancellable,
1125 GLocalFile *local = G_LOCAL_FILE (file);
1130 if (g_lstat (local->filename, &buf) != 0)
1133 mountpoint = find_mountpoint_for (local->filename, buf.st_dev, FALSE);
1134 if (mountpoint == NULL)
1137 mount = _g_mount_get_for_mount_path (mountpoint, cancellable);
1138 g_free (mountpoint);
1143 g_set_io_error (error,
1144 /* Translators: This is an error message when trying to find
1145 * the enclosing (user visible) mount of a file, but none
1148 _("Containing mount for file %s not found"),
1155 g_local_file_set_display_name (GFile *file,
1156 const char *display_name,
1157 GCancellable *cancellable,
1160 GLocalFile *local, *new_local;
1161 GFile *new_file, *parent;
1167 parent = g_file_get_parent (file);
1170 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED,
1171 _("Can’t rename root directory"));
1175 new_file = g_file_get_child_for_display_name (parent, display_name, error);
1176 g_object_unref (parent);
1178 if (new_file == NULL)
1180 local = G_LOCAL_FILE (file);
1181 new_local = G_LOCAL_FILE (new_file);
1183 if (g_lstat (new_local->filename, &statbuf) == -1)
1187 if (errsv != ENOENT)
1189 g_set_io_error (error, _("Error renaming file %s: %s"), new_file, errsv);
1195 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_EXISTS,
1196 _("Can’t rename file, filename already exists"));
1200 if (g_rename (local->filename, new_local->filename) == -1)
1204 if (errsv == EINVAL)
1205 /* We can't get a rename file into itself error here,
1206 * so this must be an invalid filename, on e.g. FAT
1208 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_FILENAME,
1209 _("Invalid filename"));
1211 g_set_io_error (error,
1212 _("Error renaming file %s: %s"),
1214 g_object_unref (new_file);
1218 vfs = g_vfs_get_default ();
1219 class = G_VFS_GET_CLASS (vfs);
1220 if (class->local_file_moved)
1221 class->local_file_moved (vfs, local->filename, new_local->filename);
1227 g_local_file_query_info (GFile *file,
1228 const char *attributes,
1229 GFileQueryInfoFlags flags,
1230 GCancellable *cancellable,
1233 GLocalFile *local = G_LOCAL_FILE (file);
1235 GFileAttributeMatcher *matcher;
1236 char *basename, *dirname;
1237 GLocalParentFileInfo parent_info;
1239 matcher = g_file_attribute_matcher_new (attributes);
1241 basename = g_path_get_basename (local->filename);
1243 dirname = g_path_get_dirname (local->filename);
1244 _g_local_file_info_get_parent_info (dirname, matcher, &parent_info);
1247 info = _g_local_file_info_get (basename, local->filename,
1248 matcher, flags, &parent_info,
1252 _g_local_file_info_free_parent_info (&parent_info);
1255 g_file_attribute_matcher_unref (matcher);
1260 static GFileAttributeInfoList *
1261 g_local_file_query_settable_attributes (GFile *file,
1262 GCancellable *cancellable,
1265 return g_file_attribute_info_list_ref (local_writable_attributes);
1268 static GFileAttributeInfoList *
1269 g_local_file_query_writable_namespaces (GFile *file,
1270 GCancellable *cancellable,
1273 GFileAttributeInfoList *list;
1277 if (g_once_init_enter (&local_writable_namespaces))
1279 /* Writable namespaces: */
1281 list = g_file_attribute_info_list_new ();
1284 g_file_attribute_info_list_add (list,
1286 G_FILE_ATTRIBUTE_TYPE_STRING,
1287 G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE |
1288 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
1289 g_file_attribute_info_list_add (list,
1291 G_FILE_ATTRIBUTE_TYPE_STRING,
1292 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
1295 vfs = g_vfs_get_default ();
1296 class = G_VFS_GET_CLASS (vfs);
1297 if (class->add_writable_namespaces)
1298 class->add_writable_namespaces (vfs, list);
1300 g_once_init_leave (&local_writable_namespaces, (gsize)list);
1302 list = (GFileAttributeInfoList *)local_writable_namespaces;
1304 return g_file_attribute_info_list_ref (list);
1308 g_local_file_set_attribute (GFile *file,
1309 const char *attribute,
1310 GFileAttributeType type,
1312 GFileQueryInfoFlags flags,
1313 GCancellable *cancellable,
1316 GLocalFile *local = G_LOCAL_FILE (file);
1318 return _g_local_file_info_set_attribute (local->filename,
1328 g_local_file_set_attributes_from_info (GFile *file,
1330 GFileQueryInfoFlags flags,
1331 GCancellable *cancellable,
1334 GLocalFile *local = G_LOCAL_FILE (file);
1335 int res, chained_res;
1336 GFileIface *default_iface;
1338 res = _g_local_file_info_set_attributes (local->filename,
1344 error = NULL; /* Don't write over error if further errors */
1346 default_iface = g_type_default_interface_peek (G_TYPE_FILE);
1348 chained_res = (default_iface->set_attributes_from_info) (file, info, flags, cancellable, error);
1350 return res && chained_res;
1353 static GFileInputStream *
1354 g_local_file_read (GFile *file,
1355 GCancellable *cancellable,
1358 GLocalFile *local = G_LOCAL_FILE (file);
1362 fd = g_open (local->filename, O_RDONLY | O_BINARY | O_CLOEXEC, 0);
1368 if (errsv == EACCES)
1370 /* Exploit the fact that on W32 the glib filename encoding is UTF8 */
1371 ret = GLIB_PRIVATE_CALL (g_win32_stat_utf8) (local->filename, &buf);
1372 if (ret == 0 && S_ISDIR (buf.st_mode))
1376 g_set_io_error (error,
1377 _("Error opening file %s: %s"),
1382 ret = g_local_file_fstat (fd, G_LOCAL_FILE_STAT_FIELD_TYPE, G_LOCAL_FILE_STAT_FIELD_ALL, &buf);
1384 if (ret == 0 && S_ISDIR (_g_stat_mode (&buf)))
1386 (void) g_close (fd, NULL);
1387 g_set_io_error (error,
1388 _("Error opening file %s: %s"),
1393 return _g_local_file_input_stream_new (fd);
1396 static GFileOutputStream *
1397 g_local_file_append_to (GFile *file,
1398 GFileCreateFlags flags,
1399 GCancellable *cancellable,
1402 return _g_local_file_output_stream_append (G_LOCAL_FILE (file)->filename,
1403 flags, cancellable, error);
1406 static GFileOutputStream *
1407 g_local_file_create (GFile *file,
1408 GFileCreateFlags flags,
1409 GCancellable *cancellable,
1412 return _g_local_file_output_stream_create (G_LOCAL_FILE (file)->filename,
1414 cancellable, error);
1417 static GFileOutputStream *
1418 g_local_file_replace (GFile *file,
1420 gboolean make_backup,
1421 GFileCreateFlags flags,
1422 GCancellable *cancellable,
1425 return _g_local_file_output_stream_replace (G_LOCAL_FILE (file)->filename,
1427 etag, make_backup, flags, NULL,
1428 cancellable, error);
1431 static GFileIOStream *
1432 g_local_file_open_readwrite (GFile *file,
1433 GCancellable *cancellable,
1436 GFileOutputStream *output;
1439 output = _g_local_file_output_stream_open (G_LOCAL_FILE (file)->filename,
1441 cancellable, error);
1445 res = _g_local_file_io_stream_new (G_LOCAL_FILE_OUTPUT_STREAM (output));
1446 g_object_unref (output);
1450 static GFileIOStream *
1451 g_local_file_create_readwrite (GFile *file,
1452 GFileCreateFlags flags,
1453 GCancellable *cancellable,
1456 GFileOutputStream *output;
1459 output = _g_local_file_output_stream_create (G_LOCAL_FILE (file)->filename,
1461 cancellable, error);
1465 res = _g_local_file_io_stream_new (G_LOCAL_FILE_OUTPUT_STREAM (output));
1466 g_object_unref (output);
1470 static GFileIOStream *
1471 g_local_file_replace_readwrite (GFile *file,
1473 gboolean make_backup,
1474 GFileCreateFlags flags,
1475 GCancellable *cancellable,
1478 GFileOutputStream *output;
1481 output = _g_local_file_output_stream_replace (G_LOCAL_FILE (file)->filename,
1483 etag, make_backup, flags, NULL,
1484 cancellable, error);
1488 res = _g_local_file_io_stream_new (G_LOCAL_FILE_OUTPUT_STREAM (output));
1489 g_object_unref (output);
1494 g_local_file_delete (GFile *file,
1495 GCancellable *cancellable,
1498 GLocalFile *local = G_LOCAL_FILE (file);
1502 if (g_remove (local->filename) == -1)
1506 /* Posix allows EEXIST too, but the clearer error
1507 is G_IO_ERROR_NOT_FOUND, and it's what nautilus
1509 if (errsv == EEXIST)
1512 g_set_io_error (error,
1513 _("Error removing file %s: %s"),
1518 vfs = g_vfs_get_default ();
1519 class = G_VFS_GET_CLASS (vfs);
1520 if (class->local_file_removed)
1521 class->local_file_removed (vfs, local->filename);
1529 strip_trailing_slashes (const char *path)
1534 path_copy = g_strdup (path);
1535 len = strlen (path_copy);
1536 while (len > 1 && path_copy[len-1] == '/')
1537 path_copy[--len] = 0;
1543 expand_symlink (const char *link)
1545 char *resolved, *canonical, *parent, *link2;
1546 char symlink_value[4096];
1554 res = readlink (link, symlink_value, sizeof (symlink_value) - 1);
1557 return g_strdup (link);
1558 symlink_value[res] = 0;
1561 if (g_path_is_absolute (symlink_value))
1562 return g_canonicalize_filename (symlink_value, NULL);
1565 link2 = strip_trailing_slashes (link);
1566 parent = g_path_get_dirname (link2);
1569 resolved = g_build_filename (parent, symlink_value, NULL);
1572 canonical = g_canonicalize_filename (resolved, NULL);
1581 expand_symlinks (const char *path,
1585 GStatBuf target_stat;
1588 target = g_strdup (path);
1593 if (g_lstat (target, &target_stat) != 0)
1599 if (S_ISLNK (target_stat.st_mode))
1602 target = expand_symlink (target);
1609 if (num_recursions > MAXSYMLINKS)
1611 /* 40 is used in kernel sources currently:
1612 * https://github.com/torvalds/linux/include/linux/namei.h
1614 if (num_recursions > 40)
1621 while (S_ISLNK (target_stat.st_mode));
1624 *dev = target_stat.st_dev;
1630 get_parent (const char *path,
1636 path_copy = strip_trailing_slashes (path);
1638 parent = g_path_get_dirname (path_copy);
1639 if (strcmp (parent, ".") == 0)
1647 res = expand_symlinks (parent, parent_dev);
1654 expand_all_symlinks (const char *path)
1656 char *parent, *parent_expanded;
1657 char *basename, *res;
1660 parent = get_parent (path, &parent_dev);
1664 if (g_strcmp0 (parent, "/") != 0)
1666 parent_expanded = expand_all_symlinks (parent);
1667 basename = g_path_get_basename (path);
1668 res = g_build_filename (parent_expanded, basename, NULL);
1670 g_free (parent_expanded);
1673 res = g_strdup (path);
1681 find_mountpoint_for (const char *file,
1683 gboolean resolve_basename_symlink)
1686 dev_t dir_dev, parent_dev;
1688 if (resolve_basename_symlink)
1690 dir = expand_symlinks (file, NULL);
1695 dir = g_strdup (file);
1699 while (g_strcmp0 (dir, "/") != 0)
1701 parent = get_parent (dir, &parent_dev);
1708 if (parent_dev != dir_dev)
1722 _g_local_file_find_topdir_for (const char *file)
1725 char *mountpoint = NULL;
1728 dir = get_parent (file, &dir_dev);
1732 mountpoint = find_mountpoint_for (dir, dir_dev, TRUE);
1739 get_unique_filename (const char *basename,
1745 return g_strdup (basename);
1747 dot = strchr (basename, '.');
1749 return g_strdup_printf ("%.*s.%d%s", (int)(dot - basename), basename, id, dot);
1751 return g_strdup_printf ("%s.%d", basename, id);
1755 path_has_prefix (const char *path,
1763 prefix_len = strlen (prefix);
1765 if (strncmp (path, prefix, prefix_len) == 0 &&
1766 (prefix_len == 0 || /* empty prefix always matches */
1767 prefix[prefix_len - 1] == '/' || /* last char in prefix was a /, so it must be in path too */
1768 path[prefix_len] == 0 ||
1769 path[prefix_len] == '/'))
1776 try_make_relative (const char *path,
1779 char *path2, *base2;
1782 path2 = expand_all_symlinks (path);
1783 base2 = expand_all_symlinks (base);
1786 if (path2 != NULL && base2 != NULL && path_has_prefix (path2, base2))
1788 relative = path2 + strlen (base2);
1789 while (*relative == '/')
1791 relative = g_strdup (relative);
1799 /* Failed, use abs path */
1800 return g_strdup (path);
1804 ignore_trash_mount (GUnixMountEntry *mount)
1806 GUnixMountPoint *mount_point = NULL;
1807 const gchar *mount_options;
1808 gboolean retval = TRUE;
1810 if (g_unix_mount_is_system_internal (mount))
1813 mount_options = g_unix_mount_get_options (mount);
1814 if (mount_options == NULL)
1816 mount_point = g_unix_mount_point_at (g_unix_mount_get_mount_path (mount),
1818 if (mount_point != NULL)
1819 mount_options = g_unix_mount_point_get_options (mount_point);
1822 if (mount_options == NULL ||
1823 strstr (mount_options, "x-gvfs-notrash") == NULL)
1826 g_clear_pointer (&mount_point, g_unix_mount_point_free);
1832 ignore_trash_path (const gchar *topdir)
1834 GUnixMountEntry *mount;
1835 gboolean retval = TRUE;
1837 mount = g_unix_mount_at (topdir, NULL);
1841 retval = ignore_trash_mount (mount);
1844 g_clear_pointer (&mount, g_unix_mount_free);
1850 _g_local_file_has_trash_dir (const char *dirname, dev_t dir_dev)
1852 static gsize home_dev_set = 0;
1853 static dev_t home_dev;
1854 static gboolean home_dev_valid = FALSE;
1855 char *topdir, *globaldir, *trashdir, *tmpname;
1858 GStatBuf global_stat, trash_stat;
1861 if (g_once_init_enter (&home_dev_set))
1865 if (g_stat (g_get_home_dir (), &home_stat) == 0)
1867 home_dev = home_stat.st_dev;
1868 home_dev_valid = TRUE;
1872 home_dev_valid = FALSE;
1875 g_once_init_leave (&home_dev_set, 1);
1878 /* Assume we can trash to the home */
1879 if (!home_dev_valid)
1881 else if (dir_dev == home_dev)
1884 topdir = find_mountpoint_for (dirname, dir_dev, TRUE);
1888 if (ignore_trash_path (topdir))
1895 globaldir = g_build_filename (topdir, ".Trash", NULL);
1896 if (g_lstat (globaldir, &global_stat) == 0 &&
1897 S_ISDIR (global_stat.st_mode) &&
1898 (global_stat.st_mode & S_ISVTX) != 0)
1900 /* got a toplevel sysadmin created dir, assume we
1901 * can trash to it (we should be able to create a dir)
1902 * This fails for the FAT case where the ownership of
1903 * that dir would be wrong though..
1911 /* No global trash dir, or it failed the tests, fall back to $topdir/.Trash-$uid */
1913 g_snprintf (uid_str, sizeof (uid_str), "%lu", (unsigned long) uid);
1915 tmpname = g_strdup_printf (".Trash-%s", uid_str);
1916 trashdir = g_build_filename (topdir, tmpname, NULL);
1919 if (g_lstat (trashdir, &trash_stat) == 0)
1923 return S_ISDIR (trash_stat.st_mode) &&
1924 trash_stat.st_uid == uid;
1928 /* User specific trash didn't exist, can we create it? */
1929 res = g_access (topdir, W_OK) == 0;
1937 _g_local_file_is_lost_found_dir (const char *path, dev_t path_dev)
1939 gboolean ret = FALSE;
1940 gchar *mount_dir = NULL;
1941 size_t mount_dir_len;
1944 if (!g_str_has_suffix (path, "/lost+found"))
1947 mount_dir = find_mountpoint_for (path, path_dev, FALSE);
1948 if (mount_dir == NULL)
1951 mount_dir_len = strlen (mount_dir);
1952 /* We special-case rootfs ('/') since it's the only case where
1953 * mount_dir ends in '/'
1955 if (mount_dir_len == 1)
1957 if (mount_dir_len + strlen ("/lost+found") != strlen (path))
1960 if (g_lstat (path, &statbuf) != 0)
1963 if (!(S_ISDIR (statbuf.st_mode) &&
1964 statbuf.st_uid == 0 &&
1965 statbuf.st_gid == 0))
1977 g_local_file_trash (GFile *file,
1978 GCancellable *cancellable,
1981 GLocalFile *local = G_LOCAL_FILE (file);
1982 GStatBuf file_stat, home_stat;
1983 const char *homedir;
1984 char *trashdir, *topdir, *infodir, *filesdir;
1985 char *basename, *trashname, *trashfile, *infoname, *infofile;
1986 char *original_name, *original_name_escaped;
1990 gboolean is_homedir_trash;
1991 char *delete_time = NULL;
1993 GStatBuf trash_stat, global_stat;
1994 char *dirname, *globaldir;
1999 if (glib_should_use_portal ())
2000 return g_trash_portal_trash_file (file, error);
2002 if (g_lstat (local->filename, &file_stat) != 0)
2006 g_set_io_error (error,
2007 _("Error trashing file %s: %s"),
2012 homedir = g_get_home_dir ();
2013 if (g_stat (homedir, &home_stat) != 0)
2017 g_set_io_error (error,
2018 _("Error trashing file %s: %s"),
2023 is_homedir_trash = FALSE;
2026 /* On overlayfs, a file's st_dev will be different to the home directory's.
2027 * We still want to create our trash directory under the home directory, so
2028 * instead we should stat the directory that the file we're deleting is in as
2029 * this will have the same st_dev.
2031 if (!S_ISDIR (file_stat.st_mode))
2033 path = g_path_get_dirname (local->filename);
2034 /* If the parent is a symlink to a different device then it might have
2035 * st_dev equal to the home directory's, in which case we will end up
2036 * trying to rename across a filesystem boundary, which doesn't work. So
2037 * we use g_stat here instead of g_lstat, to know where the symlink
2039 if (g_stat (path, &file_stat))
2044 g_set_io_error (error,
2045 _("Error trashing file %s: %s"),
2052 if (file_stat.st_dev == home_stat.st_dev)
2054 is_homedir_trash = TRUE;
2056 trashdir = g_build_filename (g_get_user_data_dir (), "Trash", NULL);
2057 if (g_mkdir_with_parents (trashdir, 0700) < 0)
2062 display_name = g_filename_display_name (trashdir);
2063 g_set_error (error, G_IO_ERROR,
2064 g_io_error_from_errno (errsv),
2065 _("Unable to create trash directory %s: %s"),
2066 display_name, g_strerror (errsv));
2067 g_free (display_name);
2071 topdir = g_strdup (g_get_user_data_dir ());
2077 gboolean success = FALSE;
2080 g_snprintf (uid_str, sizeof (uid_str), "%lu", (unsigned long)uid);
2082 topdir = _g_local_file_find_topdir_for (local->filename);
2085 g_set_io_error (error,
2086 _("Unable to find toplevel directory to trash %s"),
2091 if (ignore_trash_path (topdir))
2093 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
2094 _("Trashing on system internal mounts is not supported"));
2100 /* Try looking for global trash dir $topdir/.Trash/$uid */
2101 globaldir = g_build_filename (topdir, ".Trash", NULL);
2102 if (g_lstat (globaldir, &global_stat) == 0 &&
2103 S_ISDIR (global_stat.st_mode) &&
2104 (global_stat.st_mode & S_ISVTX) != 0)
2106 trashdir = g_build_filename (globaldir, uid_str, NULL);
2109 if (g_lstat (trashdir, &trash_stat) == 0)
2111 if (!S_ISDIR (trash_stat.st_mode) ||
2112 trash_stat.st_uid != uid)
2114 /* Not a directory or not owned by user, ignore */
2120 else if (g_mkdir (trashdir, 0700) == -1)
2129 if (trashdir == NULL)
2131 gboolean tried_create;
2133 /* No global trash dir, or it failed the tests, fall back to $topdir/.Trash-$uid */
2134 dirname = g_strdup_printf (".Trash-%s", uid_str);
2135 trashdir = g_build_filename (topdir, dirname, NULL);
2139 tried_create = FALSE;
2142 if (g_lstat (trashdir, &trash_stat) == 0)
2144 if (!S_ISDIR (trash_stat.st_mode) ||
2145 trash_stat.st_uid != uid)
2147 /* Remove the failed directory */
2149 g_remove (trashdir);
2151 /* Not a directory or not owned by user, ignore */
2157 if (!tried_create &&
2158 g_mkdir (trashdir, 0700) != -1)
2160 /* Ensure that the created dir has the right uid etc.
2161 This might fail on e.g. a FAT dir */
2162 tried_create = TRUE;
2174 gchar *trashdir_display_name = NULL, *file_display_name = NULL;
2176 trashdir_display_name = g_filename_display_name (trashdir);
2177 file_display_name = g_filename_display_name (local->filename);
2178 g_set_error (error, G_IO_ERROR,
2179 G_IO_ERROR_NOT_SUPPORTED,
2180 _("Unable to find or create trash directory %s to trash %s"),
2181 trashdir_display_name, file_display_name);
2183 g_free (trashdir_display_name);
2184 g_free (file_display_name);
2193 /* Trashdir points to the trash dir with the "info" and "files" subdirectories */
2195 infodir = g_build_filename (trashdir, "info", NULL);
2196 filesdir = g_build_filename (trashdir, "files", NULL);
2198 /* Make sure we have the subdirectories */
2199 if ((g_mkdir (infodir, 0700) == -1 && errno != EEXIST) ||
2200 (g_mkdir (filesdir, 0700) == -1 && errno != EEXIST))
2202 gchar *trashdir_display_name = NULL, *file_display_name = NULL;
2204 trashdir_display_name = g_filename_display_name (trashdir);
2205 file_display_name = g_filename_display_name (local->filename);
2206 g_set_error (error, G_IO_ERROR,
2207 G_IO_ERROR_NOT_SUPPORTED,
2208 _("Unable to find or create trash directory %s to trash %s"),
2209 trashdir_display_name, file_display_name);
2211 g_free (trashdir_display_name);
2212 g_free (file_display_name);
2224 basename = g_path_get_basename (local->filename);
2232 trashname = get_unique_filename (basename, i++);
2233 infoname = g_strconcat (trashname, ".trashinfo", NULL);
2234 infofile = g_build_filename (infodir, infoname, NULL);
2237 fd = g_open (infofile, O_CREAT | O_EXCL | O_CLOEXEC, 0666);
2239 } while (fd == -1 && errsv == EEXIST);
2251 g_set_io_error (error,
2252 _("Unable to create trashing info file for %s: %s"),
2257 (void) g_close (fd, NULL);
2259 /* Write the full content of the info file before trashing to make
2260 * sure someone doesn't read an empty file. See #749314
2263 /* Use absolute names for homedir */
2264 if (is_homedir_trash)
2265 original_name = g_strdup (local->filename);
2267 original_name = try_make_relative (local->filename, topdir);
2268 original_name_escaped = g_uri_escape_string (original_name, "/", FALSE);
2270 g_free (original_name);
2274 GDateTime *now = g_date_time_new_now_local ();
2276 delete_time = g_date_time_format (now, "%Y-%m-%dT%H:%M:%S");
2278 delete_time = g_strdup ("9999-12-31T23:59:59");
2279 g_date_time_unref (now);
2282 data = g_strdup_printf ("[Trash Info]\nPath=%s\nDeletionDate=%s\n",
2283 original_name_escaped, delete_time);
2284 g_free (delete_time);
2286 if (!g_file_set_contents_full (infofile, data, -1,
2287 G_FILE_SET_CONTENTS_CONSISTENT | G_FILE_SET_CONTENTS_ONLY_EXISTING,
2290 g_unlink (infofile);
2299 /* TODO: Maybe we should verify that you can delete the file from the trash
2300 * before moving it? OTOH, that is hard, as it needs a recursive scan
2303 trashfile = g_build_filename (filesdir, trashname, NULL);
2307 if (g_rename (local->filename, trashfile) == -1)
2311 g_unlink (infofile);
2318 /* The trash dir was actually on another fs anyway!?
2319 * This can happen when the same device is mounted multiple
2320 * times, or with bind mounts of the same fs.
2322 g_set_io_error (error,
2323 _("Unable to trash file %s across filesystem boundaries"),
2326 g_set_io_error (error,
2327 _("Unable to trash file %s: %s"),
2332 vfs = g_vfs_get_default ();
2333 class = G_VFS_GET_CLASS (vfs);
2334 if (class->local_file_moved)
2335 class->local_file_moved (vfs, local->filename, trashfile);
2339 /* TODO: Do we need to update mtime/atime here after the move? */
2344 g_free (original_name_escaped);
2349 #else /* G_OS_WIN32 */
2351 _g_local_file_has_trash_dir (const char *dirname, dev_t dir_dev)
2353 return FALSE; /* XXX ??? */
2357 g_local_file_trash (GFile *file,
2358 GCancellable *cancellable,
2361 GLocalFile *local = G_LOCAL_FILE (file);
2362 SHFILEOPSTRUCTW op = {0};
2367 wfilename = g_utf8_to_utf16 (local->filename, -1, NULL, &len, NULL);
2368 /* SHFILEOPSTRUCT.pFrom is double-zero-terminated */
2369 wfilename = g_renew (wchar_t, wfilename, len + 2);
2370 wfilename[len + 1] = 0;
2372 op.wFunc = FO_DELETE;
2373 op.pFrom = wfilename;
2374 op.fFlags = FOF_ALLOWUNDO;
2376 success = SHFileOperationW (&op) == 0;
2378 if (success && op.fAnyOperationsAborted)
2380 if (cancellable && !g_cancellable_is_cancelled (cancellable))
2381 g_cancellable_cancel (cancellable);
2382 g_set_io_error (error,
2383 _("Unable to trash file %s: %s"),
2388 g_set_io_error (error,
2389 _("Unable to trash file %s"),
2395 #endif /* G_OS_WIN32 */
2398 g_local_file_make_directory (GFile *file,
2399 GCancellable *cancellable,
2402 GLocalFile *local = G_LOCAL_FILE (file);
2404 if (g_mkdir (local->filename, 0777) == -1)
2408 if (errsv == EINVAL)
2409 /* This must be an invalid filename, on e.g. FAT */
2410 g_set_error_literal (error, G_IO_ERROR,
2411 G_IO_ERROR_INVALID_FILENAME,
2412 _("Invalid filename"));
2414 g_set_io_error (error,
2415 _("Error creating directory %s: %s"),
2425 g_local_file_make_symbolic_link (GFile *file,
2426 const char *symlink_value,
2427 GCancellable *cancellable,
2430 GLocalFile *local = G_LOCAL_FILE (file);
2432 if (symlink (symlink_value, local->filename) == -1)
2436 if (errsv == EINVAL)
2437 /* This must be an invalid filename, on e.g. FAT */
2438 g_set_error_literal (error, G_IO_ERROR,
2439 G_IO_ERROR_INVALID_FILENAME,
2440 _("Invalid filename"));
2441 else if (errsv == EPERM)
2442 g_set_error (error, G_IO_ERROR,
2443 G_IO_ERROR_NOT_SUPPORTED,
2444 _("Filesystem does not support symbolic links"));
2446 g_set_io_error (error,
2447 _("Error making symbolic link %s: %s"),
2456 g_local_file_move (GFile *source,
2458 GFileCopyFlags flags,
2459 GCancellable *cancellable,
2460 GFileProgressCallback progress_callback,
2461 gpointer progress_callback_data,
2464 GLocalFile *local_source, *local_destination;
2466 gboolean destination_exist, source_is_dir;
2473 if (!G_IS_LOCAL_FILE (source) ||
2474 !G_IS_LOCAL_FILE (destination))
2476 /* Fall back to default move */
2477 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "Move not supported");
2481 local_source = G_LOCAL_FILE (source);
2482 local_destination = G_LOCAL_FILE (destination);
2484 res = g_lstat (local_source->filename, &statbuf);
2489 g_set_io_error (error,
2490 _("Error moving file %s: %s"),
2495 source_is_dir = S_ISDIR (statbuf.st_mode);
2496 source_size = statbuf.st_size;
2498 destination_exist = FALSE;
2499 res = g_lstat (local_destination->filename, &statbuf);
2502 destination_exist = TRUE; /* Target file exists */
2504 if (flags & G_FILE_COPY_OVERWRITE)
2506 /* Always fail on dirs, even with overwrite */
2507 if (S_ISDIR (statbuf.st_mode))
2510 g_set_error_literal (error,
2512 G_IO_ERROR_WOULD_MERGE,
2513 _("Can’t move directory over directory"));
2515 g_set_error_literal (error,
2517 G_IO_ERROR_IS_DIRECTORY,
2518 _("Can’t copy over directory"));
2524 g_set_io_error (error,
2525 _("Error moving file %s: %s"),
2531 if (flags & G_FILE_COPY_BACKUP && destination_exist)
2533 backup_name = g_strconcat (local_destination->filename, "~", NULL);
2534 if (g_rename (local_destination->filename, backup_name) == -1)
2536 g_set_error_literal (error,
2538 G_IO_ERROR_CANT_CREATE_BACKUP,
2539 _("Backup file creation failed"));
2540 g_free (backup_name);
2543 g_free (backup_name);
2544 destination_exist = FALSE; /* It did, but no more */
2547 if (source_is_dir && destination_exist && (flags & G_FILE_COPY_OVERWRITE))
2549 /* Source is a dir, destination exists (and is not a dir, because that would have failed
2550 earlier), and we're overwriting. Manually remove the target so we can do the rename. */
2551 res = g_unlink (local_destination->filename);
2556 g_set_error (error, G_IO_ERROR,
2557 g_io_error_from_errno (errsv),
2558 _("Error removing target file: %s"),
2559 g_strerror (errsv));
2564 if (g_rename (local_source->filename, local_destination->filename) == -1)
2569 /* This will cause the fallback code to run */
2570 g_set_error_literal (error, G_IO_ERROR,
2571 G_IO_ERROR_NOT_SUPPORTED,
2572 _("Move between mounts not supported"));
2573 else if (errsv == EINVAL)
2574 /* This must be an invalid filename, on e.g. FAT, or
2575 we're trying to move the file into itself...
2576 We return invalid filename for both... */
2577 g_set_error_literal (error, G_IO_ERROR,
2578 G_IO_ERROR_INVALID_FILENAME,
2579 _("Invalid filename"));
2581 g_set_io_error (error,
2582 _("Error moving file %s: %s"),
2587 vfs = g_vfs_get_default ();
2588 class = G_VFS_GET_CLASS (vfs);
2589 if (class->local_file_moved)
2590 class->local_file_moved (vfs, local_source->filename, local_destination->filename);
2592 /* Make sure we send full copied size */
2593 if (progress_callback)
2594 progress_callback (source_size, source_size, progress_callback_data);
2602 g_local_file_is_nfs_home (const gchar *filename)
2610 is_remote_fs_type (const gchar *fsname)
2614 if (strcmp (fsname, "nfs") == 0)
2616 if (strcmp (fsname, "nfs4") == 0)
2618 if (strcmp (fsname, "cifs") == 0)
2620 if (strcmp (fsname, "smb") == 0)
2622 if (strcmp (fsname, "smb2") == 0)
2624 if (strcmp (fsname, "fuse.sshfs") == 0)
2632 g_local_file_is_nfs_home (const gchar *filename)
2634 static gboolean remote_home = FALSE;
2635 static gsize initialized;
2638 home = g_get_home_dir ();
2639 if (path_has_prefix (filename, home))
2641 if (g_once_init_enter (&initialized))
2645 const gchar *fs_type = NULL;
2647 file = _g_local_file_new (home);
2648 info = g_local_file_query_filesystem_info (file, G_FILE_ATTRIBUTE_FILESYSTEM_TYPE, NULL, NULL);
2650 fs_type = g_file_info_get_attribute_string (info, G_FILE_ATTRIBUTE_FILESYSTEM_TYPE);
2651 if (g_strcmp0 (fs_type, "nfs") == 0 || g_strcmp0 (fs_type, "nfs4") == 0)
2653 g_clear_object (&info);
2654 g_object_unref (file);
2656 g_once_init_leave (&initialized, TRUE);
2663 #endif /* !G_OS_WIN32 */
2665 static GFileMonitor*
2666 g_local_file_monitor_dir (GFile *file,
2667 GFileMonitorFlags flags,
2668 GCancellable *cancellable,
2671 GLocalFile *local_file = G_LOCAL_FILE (file);
2673 return g_local_file_monitor_new_for_path (local_file->filename, TRUE, flags, error);
2676 static GFileMonitor*
2677 g_local_file_monitor_file (GFile *file,
2678 GFileMonitorFlags flags,
2679 GCancellable *cancellable,
2682 GLocalFile *local_file = G_LOCAL_FILE (file);
2684 return g_local_file_monitor_new_for_path (local_file->filename, FALSE, flags, error);
2687 /* Here is the GLocalFile implementation of g_file_measure_disk_usage().
2689 * If available, we use fopenat() in preference to filenames for
2690 * efficiency and safety reasons. We know that fopenat() is available
2691 * based on if AT_FDCWD is defined. POSIX guarantees that this will be
2692 * defined as a macro.
2694 * We use a linked list of stack-allocated GSList nodes in order to be
2695 * able to reconstruct the filename for error messages. We actually
2696 * pass the filename to operate on through the top node of the list.
2698 * In case we're using openat(), this top filename will be a basename
2699 * which should be opened in the directory which has also had its fd
2700 * passed along. If we're not using openat() then it will be a full
2701 * absolute filename.
2705 g_local_file_measure_size_error (GFileMeasureFlags flags,
2710 /* Only report an error if we were at the toplevel or if the caller
2711 * requested reporting of all errors.
2713 if ((name->next == NULL) || (flags & G_FILE_MEASURE_REPORT_ANY_ERROR))
2718 /* Skip some work if there is no error return */
2723 /* If using openat() we need to rebuild the filename for the message */
2724 filename = g_string_new (name->data);
2725 for (node = name->next; node; node = node->next)
2729 g_string_prepend_c (filename, G_DIR_SEPARATOR);
2730 utf8 = g_filename_display_name (node->data);
2731 g_string_prepend (filename, utf8);
2738 /* Otherwise, we already have it, so just use it. */
2740 filename = g_string_new (NULL);
2741 utf8 = g_filename_display_name (node->data);
2742 g_string_append (filename, utf8);
2747 g_set_error (error, G_IO_ERROR, g_io_error_from_errno (saved_errno),
2748 _("Could not determine the disk usage of %s: %s"),
2749 filename->str, g_strerror (saved_errno));
2751 g_string_free (filename, TRUE);
2757 /* We're not reporting this error... */
2763 GFileMeasureFlags flags;
2765 GCancellable *cancellable;
2767 GFileMeasureProgressCallback progress_callback;
2768 gpointer progress_data;
2774 guint64 last_progress_report;
2778 g_local_file_measure_size_of_contents (gint fd,
2780 MeasureState *state,
2784 * _g_stat_is_size_usable:
2785 * @buf: a #GLocalFileStat.
2787 * Checks if the file type is such that the `st_size` field of `struct stat` is
2788 * well-defined by POSIX.
2789 * (see https://pubs.opengroup.org/onlinepubs/009696799/basedefs/sys/stat.h.html)
2791 * This behaviour is aligned with `du` from GNU Coreutils 9.2+
2792 * (see https://lists.gnu.org/archive/html/bug-coreutils/2023-03/msg00007.html)
2793 * and makes apparent size sums well-defined; formerly, they depended on the
2794 * implementation, and could differ across filesystems.
2796 * Returns: %TRUE if the size field is well-defined, %FALSE otherwise.
2798 inline static gboolean
2799 _g_stat_is_size_usable (const GLocalFileStat *buf)
2802 /* Memory objects are defined by POSIX, but are not supported by statx nor Windows */
2804 if (S_TYPEISSHM (buf))
2808 if (S_TYPEISTMO (buf))
2813 return S_ISREG (_g_stat_mode (buf)) || S_ISLNK (_g_stat_mode (buf));
2817 g_local_file_measure_size_of_file (gint parent_fd,
2819 MeasureState *state,
2824 if (g_cancellable_set_error_if_cancelled (state->cancellable, error))
2827 #if defined (AT_FDCWD)
2828 if (g_local_file_fstatat (parent_fd, name->data, AT_SYMLINK_NOFOLLOW,
2829 G_LOCAL_FILE_STAT_FIELD_BASIC_STATS,
2830 G_LOCAL_FILE_STAT_FIELD_ALL & (~G_LOCAL_FILE_STAT_FIELD_ATIME),
2834 return g_local_file_measure_size_error (state->flags, errsv, name, error);
2836 #elif defined (HAVE_LSTAT) || !defined (G_OS_WIN32)
2837 if (g_lstat (name->data, &buf) != 0)
2840 return g_local_file_measure_size_error (state->flags, errsv, name, error);
2842 #else /* !AT_FDCWD && !HAVE_LSTAT && G_OS_WIN32 */
2843 if (GLIB_PRIVATE_CALL (g_win32_lstat_utf8) (name->data, &buf) != 0)
2846 return g_local_file_measure_size_error (state->flags, errsv, name, error);
2852 /* If not at the toplevel, check for a device boundary. */
2854 if (state->flags & G_FILE_MEASURE_NO_XDEV)
2855 if (state->contained_on != _g_stat_dev (&buf))
2860 /* If, however, this is the toplevel, set the device number so
2861 * that recursive invocations can compare against it.
2863 state->contained_on = _g_stat_dev (&buf);
2866 #if defined (G_OS_WIN32)
2867 if (~state->flags & G_FILE_MEASURE_APPARENT_SIZE)
2868 state->disk_usage += buf.allocated_size;
2870 #elif defined (HAVE_STRUCT_STAT_ST_BLOCKS)
2871 if (~state->flags & G_FILE_MEASURE_APPARENT_SIZE)
2872 state->disk_usage += _g_stat_blocks (&buf) * G_GUINT64_CONSTANT (512);
2875 if (_g_stat_is_size_usable (&buf))
2876 state->disk_usage += _g_stat_size (&buf);
2878 if (S_ISDIR (_g_stat_mode (&buf)))
2883 if (state->progress_callback)
2885 /* We could attempt to do some cleverness here in order to avoid
2886 * calling clock_gettime() so much, but we're doing stats and opens
2887 * all over the place already...
2889 if (state->last_progress_report)
2893 now = g_get_monotonic_time ();
2895 if (state->last_progress_report + 200 * G_TIME_SPAN_MILLISECOND < now)
2897 (* state->progress_callback) (TRUE,
2898 state->disk_usage, state->num_dirs, state->num_files,
2899 state->progress_data);
2900 state->last_progress_report = now;
2905 /* We must do an initial report to inform that more reports
2908 (* state->progress_callback) (TRUE, 0, 0, 0, state->progress_data);
2909 state->last_progress_report = g_get_monotonic_time ();
2913 if (S_ISDIR (_g_stat_mode (&buf)))
2920 if (g_cancellable_set_error_if_cancelled (state->cancellable, error))
2924 #ifdef HAVE_OPEN_O_DIRECTORY
2925 dir_fd = openat (parent_fd, name->data, O_RDONLY | O_DIRECTORY | O_CLOEXEC);
2927 dir_fd = openat (parent_fd, name->data, O_RDONLY | O_CLOEXEC);
2931 return g_local_file_measure_size_error (state->flags, errsv, name, error);
2934 if (!g_local_file_measure_size_of_contents (dir_fd, name, state, error))
2942 g_local_file_measure_size_of_contents (gint fd,
2944 MeasureState *state,
2947 gboolean success = TRUE;
2954 /* If this fails, we want to preserve the errno from fdopendir() */
2956 dirp = fdopendir (fd);
2957 saved_errno = errno;
2958 dir = dirp ? GLIB_PRIVATE_CALL(g_dir_new_from_dirp) (dirp) : NULL;
2959 g_assert ((dirp == NULL) == (dir == NULL));
2962 dir = GLIB_PRIVATE_CALL(g_dir_open_with_errno) (dir_name->data, 0);
2963 saved_errno = errno;
2972 return g_local_file_measure_size_error (state->flags, saved_errno, dir_name, error);
2975 while (success && (name = g_dir_read_name (dir)))
2979 node.next = dir_name;
2981 node.data = (gchar *) name;
2983 node.data = g_build_filename (dir_name->data, name, NULL);
2986 success = g_local_file_measure_size_of_file (fd, &node, state, error);
2999 g_local_file_measure_disk_usage (GFile *file,
3000 GFileMeasureFlags flags,
3001 GCancellable *cancellable,
3002 GFileMeasureProgressCallback progress_callback,
3003 gpointer progress_data,
3004 guint64 *disk_usage,
3009 GLocalFile *local_file = G_LOCAL_FILE (file);
3010 MeasureState state = { 0, };
3014 state.flags = flags;
3015 state.cancellable = cancellable;
3016 state.progress_callback = progress_callback;
3017 state.progress_data = progress_data;
3023 node.data = local_file->filename;
3026 if (!g_local_file_measure_size_of_file (root_fd, &node, &state, error))
3030 *disk_usage = state.disk_usage;
3033 *num_dirs = state.num_dirs;
3036 *num_files = state.num_files;
3042 g_local_file_file_iface_init (GFileIface *iface)
3044 iface->dup = g_local_file_dup;
3045 iface->hash = g_local_file_hash;
3046 iface->equal = g_local_file_equal;
3047 iface->is_native = g_local_file_is_native;
3048 iface->has_uri_scheme = g_local_file_has_uri_scheme;
3049 iface->get_uri_scheme = g_local_file_get_uri_scheme;
3050 iface->get_basename = g_local_file_get_basename;
3051 iface->get_path = g_local_file_get_path;
3052 iface->get_uri = g_local_file_get_uri;
3053 iface->get_parse_name = g_local_file_get_parse_name;
3054 iface->get_parent = g_local_file_get_parent;
3055 iface->prefix_matches = g_local_file_prefix_matches;
3056 iface->get_relative_path = g_local_file_get_relative_path;
3057 iface->resolve_relative_path = g_local_file_resolve_relative_path;
3058 iface->get_child_for_display_name = g_local_file_get_child_for_display_name;
3059 iface->set_display_name = g_local_file_set_display_name;
3060 iface->enumerate_children = g_local_file_enumerate_children;
3061 iface->query_info = g_local_file_query_info;
3062 iface->query_filesystem_info = g_local_file_query_filesystem_info;
3063 iface->find_enclosing_mount = g_local_file_find_enclosing_mount;
3064 iface->query_settable_attributes = g_local_file_query_settable_attributes;
3065 iface->query_writable_namespaces = g_local_file_query_writable_namespaces;
3066 iface->set_attribute = g_local_file_set_attribute;
3067 iface->set_attributes_from_info = g_local_file_set_attributes_from_info;
3068 iface->read_fn = g_local_file_read;
3069 iface->append_to = g_local_file_append_to;
3070 iface->create = g_local_file_create;
3071 iface->replace = g_local_file_replace;
3072 iface->open_readwrite = g_local_file_open_readwrite;
3073 iface->create_readwrite = g_local_file_create_readwrite;
3074 iface->replace_readwrite = g_local_file_replace_readwrite;
3075 iface->delete_file = g_local_file_delete;
3076 iface->trash = g_local_file_trash;
3077 iface->make_directory = g_local_file_make_directory;
3079 iface->make_symbolic_link = g_local_file_make_symbolic_link;
3081 iface->move = g_local_file_move;
3082 iface->monitor_dir = g_local_file_monitor_dir;
3083 iface->monitor_file = g_local_file_monitor_file;
3084 iface->measure_disk_usage = g_local_file_measure_disk_usage;
3086 iface->supports_thread_contexts = TRUE;