1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright (C) 2006-2007 Red Hat, Inc.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, write to the
17 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
18 * Boston, MA 02111-1307, USA.
20 * Author: Alexander Larsson <alexl@redhat.com>
25 #include <sys/types.h>
35 #include <sys/statfs.h>
37 #if HAVE_SYS_STATVFS_H
38 #include <sys/statvfs.h>
42 #elif HAVE_SYS_MOUNT_H
44 #include <sys/param.h>
46 #include <sys/mount.h>
53 #if defined(HAVE_STATFS) && defined(HAVE_STATVFS)
54 /* Some systems have both statfs and statvfs, pick the
55 most "native" for these */
56 # if defined(sun) && defined(__SVR4)
57 /* on solaris, statfs doesn't even have the
61 /* at least on linux, statfs is the actual syscall */
65 #elif defined(HAVE_STATFS)
69 #elif defined(HAVE_STATVFS)
75 #include "glocalfile.h"
76 #include "glocalfileinfo.h"
77 #include "glocalfileenumerator.h"
78 #include "glocalfileinputstream.h"
79 #include "glocalfileoutputstream.h"
80 #include "glocaldirectorymonitor.h"
81 #include "glocalfilemonitor.h"
82 #include "gmountprivate.h"
83 #include <glib/gstdio.h>
87 #define _WIN32_WINNT 0x0500
92 #ifndef FILE_READ_ONLY_VOLUME
93 #define FILE_READ_ONLY_VOLUME 0x00080000
97 #define S_ISDIR(m) (((m) & _S_IFMT) == _S_IFDIR)
100 #define S_ISLNK(m) (0)
104 #include "gioalias.h"
106 static void g_local_file_file_iface_init (GFileIface *iface);
108 static GFileAttributeInfoList *local_writable_attributes = NULL;
109 static GFileAttributeInfoList *local_writable_namespaces = NULL;
113 GObject parent_instance;
118 #define g_local_file_get_type _g_local_file_get_type
119 G_DEFINE_TYPE_WITH_CODE (GLocalFile, g_local_file, G_TYPE_OBJECT,
120 G_IMPLEMENT_INTERFACE (G_TYPE_FILE,
121 g_local_file_file_iface_init))
123 static char *find_mountpoint_for (const char *file, dev_t dev);
126 g_local_file_finalize (GObject *object)
130 local = G_LOCAL_FILE (object);
132 g_free (local->filename);
134 if (G_OBJECT_CLASS (g_local_file_parent_class)->finalize)
135 (*G_OBJECT_CLASS (g_local_file_parent_class)->finalize) (object);
139 g_local_file_class_init (GLocalFileClass *klass)
141 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
142 GFileAttributeInfoList *list;
144 gobject_class->finalize = g_local_file_finalize;
146 /* Set up attribute lists */
148 /* Writable attributes: */
150 list = g_file_attribute_info_list_new ();
152 g_file_attribute_info_list_add (list,
153 G_FILE_ATTRIBUTE_UNIX_MODE,
154 G_FILE_ATTRIBUTE_TYPE_UINT32,
155 G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE |
156 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
159 g_file_attribute_info_list_add (list,
160 G_FILE_ATTRIBUTE_UNIX_UID,
161 G_FILE_ATTRIBUTE_TYPE_UINT32,
162 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
163 g_file_attribute_info_list_add (list,
164 G_FILE_ATTRIBUTE_UNIX_GID,
165 G_FILE_ATTRIBUTE_TYPE_UINT32,
166 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
170 g_file_attribute_info_list_add (list,
171 G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET,
172 G_FILE_ATTRIBUTE_TYPE_BYTE_STRING,
177 g_file_attribute_info_list_add (list,
178 G_FILE_ATTRIBUTE_TIME_MODIFIED,
179 G_FILE_ATTRIBUTE_TYPE_UINT64,
180 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
181 g_file_attribute_info_list_add (list,
182 G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC,
183 G_FILE_ATTRIBUTE_TYPE_UINT32,
184 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
185 g_file_attribute_info_list_add (list,
186 G_FILE_ATTRIBUTE_TIME_ACCESS,
187 G_FILE_ATTRIBUTE_TYPE_UINT64,
188 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
189 g_file_attribute_info_list_add (list,
190 G_FILE_ATTRIBUTE_TIME_ACCESS_USEC,
191 G_FILE_ATTRIBUTE_TYPE_UINT32,
192 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
195 local_writable_attributes = list;
197 /* Writable namespaces: */
199 list = g_file_attribute_info_list_new ();
202 g_file_attribute_info_list_add (list,
204 G_FILE_ATTRIBUTE_TYPE_STRING,
205 G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE |
206 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
207 g_file_attribute_info_list_add (list,
209 G_FILE_ATTRIBUTE_TYPE_STRING,
210 G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED);
213 local_writable_namespaces = list;
217 g_local_file_init (GLocalFile *local)
223 canonicalize_filename (const char *filename)
225 char *canon, *start, *p, *q;
229 if (!g_path_is_absolute (filename))
231 cwd = g_get_current_dir ();
232 canon = g_build_filename (cwd, filename, NULL);
236 canon = g_strdup (filename);
238 start = (char *)g_path_skip_root (canon);
240 /* POSIX allows double slashes at the start to
241 * mean something special (as does windows too).
242 * So, "//" != "/", but more than two slashes
248 G_IS_DIR_SEPARATOR (*p);
255 memmove (start, start+i, strlen (start+i)+1);
261 if (p[0] == '.' && (p[1] == 0 || G_IS_DIR_SEPARATOR (p[1])))
263 memmove (p, p+1, strlen (p+1)+1);
265 else if (p[0] == '.' && p[1] == '.' && (p[2] == 0 || G_IS_DIR_SEPARATOR (p[2])))
268 /* Skip previous separator */
272 while (p > start && !G_IS_DIR_SEPARATOR (*p))
274 if (G_IS_DIR_SEPARATOR (*p))
275 *p++ = G_DIR_SEPARATOR;
276 memmove (p, q, strlen (q)+1);
280 /* Skip until next separator */
281 while (*p != 0 && !G_IS_DIR_SEPARATOR (*p))
286 /* Canonicalize one separator */
287 *p++ = G_DIR_SEPARATOR;
291 /* Remove additional separators */
293 while (*q && G_IS_DIR_SEPARATOR (*q))
297 memmove (p, q, strlen (q)+1);
300 /* Remove trailing slashes */
301 if (p > start && G_IS_DIR_SEPARATOR (*(p-1)))
309 * @filename: filename of the file to create.
311 * Returns: new local #GFile.
314 _g_local_file_new (const char *filename)
318 local = g_object_new (G_TYPE_LOCAL_FILE, NULL);
319 local->filename = canonicalize_filename (filename);
321 return G_FILE (local);
325 g_local_file_is_native (GFile *file)
331 g_local_file_has_uri_scheme (GFile *file,
332 const char *uri_scheme)
334 return g_ascii_strcasecmp (uri_scheme, "file") == 0;
338 g_local_file_get_uri_scheme (GFile *file)
340 return g_strdup ("file");
344 g_local_file_get_basename (GFile *file)
346 return g_path_get_basename (G_LOCAL_FILE (file)->filename);
350 g_local_file_get_path (GFile *file)
352 return g_strdup (G_LOCAL_FILE (file)->filename);
356 g_local_file_get_uri (GFile *file)
358 return g_filename_to_uri (G_LOCAL_FILE (file)->filename, NULL, NULL);
362 get_filename_charset (const gchar **filename_charset)
364 const gchar **charsets;
367 is_utf8 = g_get_filename_charsets (&charsets);
369 if (filename_charset)
370 *filename_charset = charsets[0];
376 name_is_valid_for_display (const char *string,
377 gboolean is_valid_utf8)
381 if (!is_valid_utf8 &&
382 !g_utf8_validate (string, -1, NULL))
385 while ((c = *string++) != 0)
387 if (g_ascii_iscntrl (c))
395 g_local_file_get_parse_name (GFile *file)
397 const char *filename;
399 const gchar *charset;
401 char *roundtripped_filename;
402 gboolean free_utf8_filename;
403 gboolean is_valid_utf8;
406 filename = G_LOCAL_FILE (file)->filename;
407 if (get_filename_charset (&charset))
409 utf8_filename = (char *)filename;
410 free_utf8_filename = FALSE;
411 is_valid_utf8 = FALSE; /* Can't guarantee this */
415 utf8_filename = g_convert (filename, -1,
416 "UTF-8", charset, NULL, NULL, NULL);
417 free_utf8_filename = TRUE;
418 is_valid_utf8 = TRUE;
420 if (utf8_filename != NULL)
422 /* Make sure we can roundtrip: */
423 roundtripped_filename = g_convert (utf8_filename, -1,
424 charset, "UTF-8", NULL, NULL, NULL);
426 if (roundtripped_filename == NULL ||
427 strcmp (utf8_filename, roundtripped_filename) != 0)
429 g_free (utf8_filename);
430 utf8_filename = NULL;
435 if (utf8_filename != NULL &&
436 name_is_valid_for_display (utf8_filename, is_valid_utf8))
438 if (free_utf8_filename)
439 parse_name = utf8_filename;
441 parse_name = g_strdup (utf8_filename);
445 escaped_path = g_uri_escape_string (filename,
446 G_URI_RESERVED_CHARS_ALLOWED_IN_PATH_ELEMENT "/",
448 parse_name = g_strconcat ("file://",
449 (*escaped_path != '/') ? "/" : "",
453 g_free (escaped_path);
455 if (free_utf8_filename)
456 g_free (utf8_filename);
463 g_local_file_get_parent (GFile *file)
465 GLocalFile *local = G_LOCAL_FILE (file);
466 const char *non_root;
471 non_root = g_path_skip_root (local->filename);
475 dirname = g_path_get_dirname (local->filename);
476 parent = _g_local_file_new (dirname);
482 g_local_file_dup (GFile *file)
484 GLocalFile *local = G_LOCAL_FILE (file);
486 return _g_local_file_new (local->filename);
490 g_local_file_hash (GFile *file)
492 GLocalFile *local = G_LOCAL_FILE (file);
494 return g_str_hash (local->filename);
498 g_local_file_equal (GFile *file1,
501 GLocalFile *local1 = G_LOCAL_FILE (file1);
502 GLocalFile *local2 = G_LOCAL_FILE (file2);
504 return g_str_equal (local1->filename, local2->filename);
508 match_prefix (const char *path,
513 prefix_len = strlen (prefix);
514 if (strncmp (path, prefix, prefix_len) != 0)
517 /* Handle the case where prefix is the root, so that
518 * the IS_DIR_SEPRARATOR check below works */
519 if (prefix_len > 0 &&
520 G_IS_DIR_SEPARATOR (prefix[prefix_len-1]))
523 return path + prefix_len;
527 g_local_file_prefix_matches (GFile *parent,
530 GLocalFile *parent_local = G_LOCAL_FILE (parent);
531 GLocalFile *descendant_local = G_LOCAL_FILE (descendant);
532 const char *remainder;
534 remainder = match_prefix (descendant_local->filename, parent_local->filename);
535 if (remainder != NULL && G_IS_DIR_SEPARATOR (*remainder))
541 g_local_file_get_relative_path (GFile *parent,
544 GLocalFile *parent_local = G_LOCAL_FILE (parent);
545 GLocalFile *descendant_local = G_LOCAL_FILE (descendant);
546 const char *remainder;
548 remainder = match_prefix (descendant_local->filename, parent_local->filename);
550 if (remainder != NULL && G_IS_DIR_SEPARATOR (*remainder))
551 return g_strdup (remainder + 1);
556 g_local_file_resolve_relative_path (GFile *file,
557 const char *relative_path)
559 GLocalFile *local = G_LOCAL_FILE (file);
563 if (g_path_is_absolute (relative_path))
564 return _g_local_file_new (relative_path);
566 filename = g_build_filename (local->filename, relative_path, NULL);
567 child = _g_local_file_new (filename);
573 static GFileEnumerator *
574 g_local_file_enumerate_children (GFile *file,
575 const char *attributes,
576 GFileQueryInfoFlags flags,
577 GCancellable *cancellable,
580 GLocalFile *local = G_LOCAL_FILE (file);
581 return _g_local_file_enumerator_new (local->filename,
587 g_local_file_get_child_for_display_name (GFile *file,
588 const char *display_name,
591 GFile *parent, *new_file;
594 basename = g_filename_from_utf8 (display_name, -1, NULL, NULL, NULL);
595 if (basename == NULL)
597 g_set_error (error, G_IO_ERROR,
598 G_IO_ERROR_INVALID_FILENAME,
599 _("Invalid filename %s"), display_name);
603 parent = g_file_get_parent (file);
604 new_file = g_file_get_child (file, basename);
605 g_object_unref (parent);
613 get_fs_type (long f_type)
616 /* filesystem ids taken from linux manpage */
713 G_LOCK_DEFINE_STATIC(mount_info_hash);
714 static GHashTable *mount_info_hash = NULL;
715 static guint64 mount_info_hash_cache_time = 0;
718 MOUNT_INFO_READONLY = 1<<0
722 device_equal (gconstpointer v1,
725 return *(dev_t *)v1 == *(dev_t *)v2;
729 device_hash (gconstpointer v)
731 return (guint) *(dev_t *)v;
735 get_mount_info (GFileInfo *fs_info,
737 GFileAttributeMatcher *matcher)
741 gpointer info_as_ptr;
745 GUnixMountEntry *mount;
748 if (g_lstat (path, &buf) != 0)
751 G_LOCK (mount_info_hash);
753 if (mount_info_hash == NULL)
754 mount_info_hash = g_hash_table_new_full (device_hash, device_equal,
758 if (g_unix_mounts_changed_since (mount_info_hash_cache_time))
759 g_hash_table_remove_all (mount_info_hash);
761 got_info = g_hash_table_lookup_extended (mount_info_hash,
766 G_UNLOCK (mount_info_hash);
768 mount_info = GPOINTER_TO_UINT (info_as_ptr);
774 mountpoint = find_mountpoint_for (path, buf.st_dev);
775 if (mountpoint == NULL)
778 mount = g_unix_mount_at (mountpoint, &cache_time);
781 if (g_unix_mount_is_readonly (mount))
782 mount_info |= MOUNT_INFO_READONLY;
784 g_unix_mount_free (mount);
787 dev = g_new0 (dev_t, 1);
790 G_LOCK (mount_info_hash);
791 mount_info_hash_cache_time = cache_time;
792 g_hash_table_insert (mount_info_hash, dev, GUINT_TO_POINTER (mount_info));
793 G_UNLOCK (mount_info_hash);
796 if (mount_info & MOUNT_INFO_READONLY)
797 g_file_info_set_attribute_boolean (fs_info, G_FILE_ATTRIBUTE_FILESYSTEM_READONLY, TRUE);
805 is_xp_or_later (void)
807 static int result = -1;
811 OSVERSIONINFOEX ver_info = {0};
812 DWORDLONG cond_mask = 0;
813 int op = VER_GREATER_EQUAL;
815 ver_info.dwOSVersionInfoSize = sizeof ver_info;
816 ver_info.dwMajorVersion = 5;
817 ver_info.dwMinorVersion = 1;
819 VER_SET_CONDITION (cond_mask, VER_MAJORVERSION, op);
820 VER_SET_CONDITION (cond_mask, VER_MINORVERSION, op);
822 result = VerifyVersionInfo (&ver_info,
823 VER_MAJORVERSION | VER_MINORVERSION,
831 get_volume_for_path (const char *path)
837 wpath = g_utf8_to_utf16 (path, -1, NULL, &len, NULL);
838 result = g_new (wchar_t, len + 2);
840 if (!GetVolumePathNameW (wpath, result, len + 2))
842 char *msg = g_win32_error_message (GetLastError ());
843 g_critical ("GetVolumePathName failed: %s", msg);
850 len = wcslen (result);
851 if (len > 0 && result[len-1] != L'\\')
853 result = g_renew (wchar_t, result, len + 2);
863 find_mountpoint_for (const char *file, dev_t dev)
868 wpath = get_volume_for_path (file);
872 utf8_path = g_utf16_to_utf8 (wpath, -1, NULL, NULL, NULL);
879 get_filesystem_readonly (GFileInfo *info,
884 rootdir = get_volume_for_path (path);
888 if (is_xp_or_later ())
891 if (GetVolumeInformationW (rootdir, NULL, 0, NULL, NULL, &flags, NULL, 0))
892 g_file_info_set_attribute_boolean (info, G_FILE_ATTRIBUTE_FILESYSTEM_READONLY,
893 (flags & FILE_READ_ONLY_VOLUME) != 0);
897 if (GetDriveTypeW (rootdir) == DRIVE_CDROM)
898 g_file_info_set_attribute_boolean (info, G_FILE_ATTRIBUTE_FILESYSTEM_READONLY, TRUE);
905 #endif /* G_OS_WIN32 */
908 g_local_file_query_filesystem_info (GFile *file,
909 const char *attributes,
910 GCancellable *cancellable,
913 GLocalFile *local = G_LOCAL_FILE (file);
920 struct statfs statfs_buffer;
922 #elif defined(USE_STATVFS)
923 struct statvfs statfs_buffer;
926 GFileAttributeMatcher *attribute_matcher;
933 statfs_result = statfs (local->filename, &statfs_buffer);
934 #elif STATFS_ARGS == 4
935 statfs_result = statfs (local->filename, &statfs_buffer,
936 sizeof (statfs_buffer), 0);
938 block_size = statfs_buffer.f_bsize;
940 #if defined(__linux__)
941 /* ncpfs does not know the amount of available and free space *
942 * assuming ncpfs is linux specific, if you are on a non-linux platform
943 * where ncpfs is available, please file a bug about it on bugzilla.gnome.org
945 if (statfs_buffer.f_bavail == 0 && statfs_buffer.f_bfree == 0 &&
946 /* linux/ncp_fs.h: NCP_SUPER_MAGIC == 0x564c */
947 statfs_buffer.f_type == 0x564c)
951 #elif defined(USE_STATVFS)
952 statfs_result = statvfs (local->filename, &statfs_buffer);
953 block_size = statfs_buffer.f_frsize;
956 if (statfs_result == -1)
960 g_set_error (error, G_IO_ERROR,
961 g_io_error_from_errno (errsv),
962 _("Error getting filesystem info: %s"),
967 info = g_file_info_new ();
969 attribute_matcher = g_file_attribute_matcher_new (attributes);
971 if (g_file_attribute_matcher_matches (attribute_matcher,
972 G_FILE_ATTRIBUTE_FILESYSTEM_FREE))
975 gchar *localdir = g_path_get_dirname (local->filename);
976 wchar_t *wdirname = g_utf8_to_utf16 (localdir, -1, NULL, NULL, NULL);
980 if (GetDiskFreeSpaceExW (wdirname, &li, NULL, NULL))
981 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_FREE, (guint64)li.QuadPart);
984 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_FREE, block_size * statfs_buffer.f_bavail);
987 if (g_file_attribute_matcher_matches (attribute_matcher,
988 G_FILE_ATTRIBUTE_FILESYSTEM_SIZE))
991 gchar *localdir = g_path_get_dirname (local->filename);
992 wchar_t *wdirname = g_utf8_to_utf16 (localdir, -1, NULL, NULL, NULL);
996 if (GetDiskFreeSpaceExW (wdirname, NULL, &li, NULL))
997 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_SIZE, (guint64)li.QuadPart);
1000 g_file_info_set_attribute_uint64 (info, G_FILE_ATTRIBUTE_FILESYSTEM_SIZE, block_size * statfs_buffer.f_blocks);
1004 #if defined(HAVE_STRUCT_STATFS_FS_TYPENAME)
1005 fstype = g_strdup(statfs_buffer.f_fstypename);
1007 fstype = get_fs_type (statfs_buffer.f_type);
1010 g_file_attribute_matcher_matches (attribute_matcher,
1011 G_FILE_ATTRIBUTE_FILESYSTEM_TYPE))
1012 g_file_info_set_attribute_string (info, G_FILE_ATTRIBUTE_FILESYSTEM_TYPE, fstype);
1015 if (g_file_attribute_matcher_matches (attribute_matcher,
1016 G_FILE_ATTRIBUTE_FILESYSTEM_READONLY))
1019 get_filesystem_readonly (info, local->filename);
1021 get_mount_info (info, local->filename, attribute_matcher);
1025 g_file_attribute_matcher_unref (attribute_matcher);
1031 g_local_file_find_enclosing_mount (GFile *file,
1032 GCancellable *cancellable,
1035 GLocalFile *local = G_LOCAL_FILE (file);
1040 if (g_lstat (local->filename, &buf) != 0)
1042 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND,
1043 /* Translators: This is an error message when trying to
1044 * find the enclosing (user visible) mount of a file, but
1046 _("Containing mount does not exist"));
1050 mountpoint = find_mountpoint_for (local->filename, buf.st_dev);
1051 if (mountpoint == NULL)
1053 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND,
1054 /* Translators: This is an error message when trying to
1055 * find the enclosing (user visible) mount of a file, but
1057 _("Containing mount does not exist"));
1061 mount = _g_mount_get_for_mount_path (mountpoint, cancellable);
1062 g_free (mountpoint);
1066 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND,
1067 /* Translators: This is an error message when trying to find
1068 * the enclosing (user visible) mount of a file, but none
1070 _("Containing mount does not exist"));
1075 g_local_file_set_display_name (GFile *file,
1076 const char *display_name,
1077 GCancellable *cancellable,
1080 GLocalFile *local, *new_local;
1081 GFile *new_file, *parent;
1082 struct stat statbuf;
1085 parent = g_file_get_parent (file);
1088 g_set_error (error, G_IO_ERROR,
1090 _("Can't rename root directory"));
1094 new_file = g_file_get_child_for_display_name (parent, display_name, error);
1095 g_object_unref (parent);
1097 if (new_file == NULL)
1100 local = G_LOCAL_FILE (file);
1101 new_local = G_LOCAL_FILE (new_file);
1103 if (!(g_lstat (new_local->filename, &statbuf) == -1 &&
1106 g_set_error (error, G_IO_ERROR,
1108 _("Can't rename file, filename already exist"));
1112 if (g_rename (local->filename, new_local->filename) == -1)
1116 if (errsv == EINVAL)
1117 /* We can't get a rename file into itself error herer,
1118 so this must be an invalid filename, on e.g. FAT */
1119 g_set_error (error, G_IO_ERROR,
1120 G_IO_ERROR_INVALID_FILENAME,
1121 _("Invalid filename"));
1123 g_set_error (error, G_IO_ERROR,
1124 g_io_error_from_errno (errsv),
1125 _("Error renaming file: %s"),
1126 g_strerror (errsv));
1127 g_object_unref (new_file);
1135 g_local_file_query_info (GFile *file,
1136 const char *attributes,
1137 GFileQueryInfoFlags flags,
1138 GCancellable *cancellable,
1141 GLocalFile *local = G_LOCAL_FILE (file);
1143 GFileAttributeMatcher *matcher;
1144 char *basename, *dirname;
1145 GLocalParentFileInfo parent_info;
1147 matcher = g_file_attribute_matcher_new (attributes);
1149 basename = g_path_get_basename (local->filename);
1151 dirname = g_path_get_dirname (local->filename);
1152 _g_local_file_info_get_parent_info (dirname, matcher, &parent_info);
1155 info = _g_local_file_info_get (basename, local->filename,
1156 matcher, flags, &parent_info,
1161 g_file_attribute_matcher_unref (matcher);
1166 static GFileAttributeInfoList *
1167 g_local_file_query_settable_attributes (GFile *file,
1168 GCancellable *cancellable,
1171 return g_file_attribute_info_list_ref (local_writable_attributes);
1174 static GFileAttributeInfoList *
1175 g_local_file_query_writable_namespaces (GFile *file,
1176 GCancellable *cancellable,
1179 return g_file_attribute_info_list_ref (local_writable_namespaces);
1183 g_local_file_set_attribute (GFile *file,
1184 const char *attribute,
1185 GFileAttributeType type,
1187 GFileQueryInfoFlags flags,
1188 GCancellable *cancellable,
1191 GLocalFile *local = G_LOCAL_FILE (file);
1193 return _g_local_file_info_set_attribute (local->filename,
1203 g_local_file_set_attributes_from_info (GFile *file,
1205 GFileQueryInfoFlags flags,
1206 GCancellable *cancellable,
1209 GLocalFile *local = G_LOCAL_FILE (file);
1210 int res, chained_res;
1211 GFileIface *default_iface;
1213 res = _g_local_file_info_set_attributes (local->filename,
1219 error = NULL; /* Don't write over error if further errors */
1221 default_iface = g_type_default_interface_peek (G_TYPE_FILE);
1223 chained_res = (default_iface->set_attributes_from_info) (file, info, flags, cancellable, error);
1225 return res && chained_res;
1228 static GFileInputStream *
1229 g_local_file_read (GFile *file,
1230 GCancellable *cancellable,
1233 GLocalFile *local = G_LOCAL_FILE (file);
1237 fd = g_open (local->filename, O_RDONLY|O_BINARY, 0);
1242 g_set_error (error, G_IO_ERROR,
1243 g_io_error_from_errno (errsv),
1244 _("Error opening file: %s"),
1245 g_strerror (errsv));
1249 if (fstat(fd, &buf) == 0 && S_ISDIR (buf.st_mode))
1252 g_set_error (error, G_IO_ERROR,
1253 G_IO_ERROR_IS_DIRECTORY,
1254 _("Can't open directory"));
1258 return _g_local_file_input_stream_new (fd);
1261 static GFileOutputStream *
1262 g_local_file_append_to (GFile *file,
1263 GFileCreateFlags flags,
1264 GCancellable *cancellable,
1267 return _g_local_file_output_stream_append (G_LOCAL_FILE (file)->filename,
1268 flags, cancellable, error);
1271 static GFileOutputStream *
1272 g_local_file_create (GFile *file,
1273 GFileCreateFlags flags,
1274 GCancellable *cancellable,
1277 return _g_local_file_output_stream_create (G_LOCAL_FILE (file)->filename,
1278 flags, cancellable, error);
1281 static GFileOutputStream *
1282 g_local_file_replace (GFile *file,
1284 gboolean make_backup,
1285 GFileCreateFlags flags,
1286 GCancellable *cancellable,
1289 return _g_local_file_output_stream_replace (G_LOCAL_FILE (file)->filename,
1290 etag, make_backup, flags,
1291 cancellable, error);
1296 g_local_file_delete (GFile *file,
1297 GCancellable *cancellable,
1300 GLocalFile *local = G_LOCAL_FILE (file);
1302 if (g_remove (local->filename) == -1)
1306 /* Posix allows EEXIST too, but the more sane error
1307 is G_IO_ERROR_NOT_FOUND, and its what nautilus
1309 if (errsv == EEXIST)
1312 g_set_error (error, G_IO_ERROR,
1313 g_io_error_from_errno (errsv),
1314 _("Error removing file: %s"),
1315 g_strerror (errsv));
1323 strip_trailing_slashes (const char *path)
1328 path_copy = g_strdup (path);
1329 len = strlen (path_copy);
1330 while (len > 1 && path_copy[len-1] == '/')
1331 path_copy[--len] = 0;
1337 expand_symlink (const char *link)
1339 char *resolved, *canonical, *parent, *link2;
1340 char symlink_value[4096];
1348 res = readlink (link, symlink_value, sizeof (symlink_value) - 1);
1351 return g_strdup (link);
1352 symlink_value[res] = 0;
1355 if (g_path_is_absolute (symlink_value))
1356 return canonicalize_filename (symlink_value);
1359 link2 = strip_trailing_slashes (link);
1360 parent = g_path_get_dirname (link2);
1363 resolved = g_build_filename (parent, symlink_value, NULL);
1366 canonical = canonicalize_filename (resolved);
1375 get_parent (const char *path,
1379 struct stat parent_stat;
1383 path_copy = strip_trailing_slashes (path);
1385 parent = g_path_get_dirname (path_copy);
1386 if (strcmp (parent, ".") == 0 ||
1387 strcmp (parent, path_copy) == 0)
1396 if (g_lstat (parent, &parent_stat) != 0)
1402 if (S_ISLNK (parent_stat.st_mode))
1405 parent = expand_symlink (parent);
1410 if (num_recursions > 12)
1415 } while (S_ISLNK (parent_stat.st_mode));
1417 *parent_dev = parent_stat.st_dev;
1423 expand_all_symlinks (const char *path)
1425 char *parent, *parent_expanded;
1426 char *basename, *res;
1429 parent = get_parent (path, &parent_dev);
1432 parent_expanded = expand_all_symlinks (parent);
1434 basename = g_path_get_basename (path);
1435 res = g_build_filename (parent_expanded, basename, NULL);
1437 g_free (parent_expanded);
1440 res = g_strdup (path);
1448 find_mountpoint_for (const char *file,
1452 dev_t dir_dev, parent_dev;
1454 dir = g_strdup (file);
1459 parent = get_parent (dir, &parent_dev);
1463 if (parent_dev != dir_dev)
1475 find_topdir_for (const char *file)
1480 dir = get_parent (file, &dir_dev);
1484 return find_mountpoint_for (dir, dir_dev);
1488 get_unique_filename (const char *basename,
1494 return g_strdup (basename);
1496 dot = strchr (basename, '.');
1498 return g_strdup_printf ("%.*s.%d%s", (int)(dot - basename), basename, id, dot);
1500 return g_strdup_printf ("%s.%d", basename, id);
1504 path_has_prefix (const char *path,
1512 prefix_len = strlen (prefix);
1514 if (strncmp (path, prefix, prefix_len) == 0 &&
1515 (prefix_len == 0 || /* empty prefix always matches */
1516 prefix[prefix_len - 1] == '/' || /* last char in prefix was a /, so it must be in path too */
1517 path[prefix_len] == 0 ||
1518 path[prefix_len] == '/'))
1525 try_make_relative (const char *path,
1528 char *path2, *base2;
1531 path2 = expand_all_symlinks (path);
1532 base2 = expand_all_symlinks (base);
1535 if (path_has_prefix (path2, base2))
1537 relative = path2 + strlen (base2);
1538 while (*relative == '/')
1540 relative = g_strdup (relative);
1548 /* Failed, use abs path */
1549 return g_strdup (path);
1553 escape_trash_name (char *name)
1556 const gchar hex[16] = "0123456789ABCDEF";
1558 str = g_string_new ("");
1566 if (g_ascii_isprint (c))
1567 g_string_append_c (str, c);
1570 g_string_append_c (str, '%');
1571 g_string_append_c (str, hex[((guchar)c) >> 4]);
1572 g_string_append_c (str, hex[((guchar)c) & 0xf]);
1576 return g_string_free (str, FALSE);
1580 g_local_file_trash (GFile *file,
1581 GCancellable *cancellable,
1584 GLocalFile *local = G_LOCAL_FILE (file);
1585 struct stat file_stat, home_stat;
1586 const char *homedir;
1587 char *trashdir, *topdir, *infodir, *filesdir;
1588 char *basename, *trashname, *trashfile, *infoname, *infofile;
1589 char *original_name, *original_name_escaped;
1592 gboolean is_homedir_trash;
1593 char delete_time[32];
1595 struct stat trash_stat, global_stat;
1596 char *dirname, *globaldir;
1598 if (g_lstat (local->filename, &file_stat) != 0)
1602 g_set_error (error, G_IO_ERROR,
1603 g_io_error_from_errno (errsv),
1604 _("Error trashing file: %s"),
1605 g_strerror (errsv));
1609 homedir = g_get_home_dir ();
1610 g_stat (homedir, &home_stat);
1612 is_homedir_trash = FALSE;
1614 if (file_stat.st_dev == home_stat.st_dev)
1616 is_homedir_trash = TRUE;
1618 trashdir = g_build_filename (g_get_user_data_dir (), "Trash", NULL);
1619 if (g_mkdir_with_parents (trashdir, 0700) < 0)
1624 display_name = g_filename_display_name (trashdir);
1625 g_set_error (error, G_IO_ERROR,
1626 g_io_error_from_errno (errsv),
1627 _("Unable to create trash dir %s: %s"),
1628 display_name, g_strerror (errsv));
1629 g_free (display_name);
1633 topdir = g_strdup (g_get_user_data_dir ());
1641 g_snprintf (uid_str, sizeof (uid_str), "%lu", (unsigned long)uid);
1643 topdir = find_topdir_for (local->filename);
1646 g_set_error (error, G_IO_ERROR,
1647 G_IO_ERROR_NOT_SUPPORTED,
1648 _("Unable to find toplevel directory for trash"));
1652 /* Try looking for global trash dir $topdir/.Trash/$uid */
1653 globaldir = g_build_filename (topdir, ".Trash", NULL);
1654 if (g_lstat (globaldir, &global_stat) == 0 &&
1655 S_ISDIR (global_stat.st_mode) &&
1656 (global_stat.st_mode & S_ISVTX) != 0)
1658 trashdir = g_build_filename (globaldir, uid_str, NULL);
1660 if (g_lstat (trashdir, &trash_stat) == 0)
1662 if (!S_ISDIR (trash_stat.st_mode) ||
1663 trash_stat.st_uid != uid)
1665 /* Not a directory or not owned by user, ignore */
1670 else if (g_mkdir (trashdir, 0700) == -1)
1678 if (trashdir == NULL)
1680 gboolean tried_create;
1682 /* No global trash dir, or it failed the tests, fall back to $topdir/.Trash-$uid */
1683 dirname = g_strdup_printf (".Trash-%s", uid_str);
1684 trashdir = g_build_filename (topdir, dirname, NULL);
1687 tried_create = FALSE;
1690 if (g_lstat (trashdir, &trash_stat) == 0)
1692 if (!S_ISDIR (trash_stat.st_mode) ||
1693 trash_stat.st_uid != uid)
1695 /* Remove the failed directory */
1697 g_remove (trashdir);
1699 /* Not a directory or not owned by user, ignore */
1706 if (!tried_create &&
1707 g_mkdir (trashdir, 0700) != -1)
1709 /* Ensure that the created dir has the right uid etc.
1710 This might fail on e.g. a FAT dir */
1711 tried_create = TRUE;
1722 if (trashdir == NULL)
1725 g_set_error (error, G_IO_ERROR,
1726 G_IO_ERROR_NOT_SUPPORTED,
1727 _("Unable to find or create trash directory"));
1732 /* Trashdir points to the trash dir with the "info" and "files" subdirectories */
1734 infodir = g_build_filename (trashdir, "info", NULL);
1735 filesdir = g_build_filename (trashdir, "files", NULL);
1738 /* Make sure we have the subdirectories */
1739 if ((g_mkdir (infodir, 0700) == -1 && errno != EEXIST) ||
1740 (g_mkdir (filesdir, 0700) == -1 && errno != EEXIST))
1745 g_set_error (error, G_IO_ERROR,
1746 G_IO_ERROR_NOT_SUPPORTED,
1747 _("Unable to find or create trash directory"));
1751 basename = g_path_get_basename (local->filename);
1759 trashname = get_unique_filename (basename, i++);
1760 infoname = g_strconcat (trashname, ".trashinfo", NULL);
1761 infofile = g_build_filename (infodir, infoname, NULL);
1764 fd = open (infofile, O_CREAT | O_EXCL, 0666);
1765 } while (fd == -1 && errno == EEXIST);
1779 g_set_error (error, G_IO_ERROR,
1780 g_io_error_from_errno (errsv),
1781 _("Unable to create trashing info file: %s"),
1782 g_strerror (errsv));
1788 /* TODO: Maybe we should verify that you can delete the file from the trash
1789 before moving it? OTOH, that is hard, as it needs a recursive scan */
1791 trashfile = g_build_filename (filesdir, trashname, NULL);
1795 if (g_rename (local->filename, trashfile) == -1)
1804 g_set_error (error, G_IO_ERROR,
1805 g_io_error_from_errno (errsv),
1806 _("Unable to trash file: %s"),
1807 g_strerror (errsv));
1813 /* TODO: Do we need to update mtime/atime here after the move? */
1815 /* Use absolute names for homedir */
1816 if (is_homedir_trash)
1817 original_name = g_strdup (local->filename);
1819 original_name = try_make_relative (local->filename, topdir);
1820 original_name_escaped = escape_trash_name (original_name);
1822 g_free (original_name);
1829 localtime_r (&t, &now);
1831 strftime(delete_time, sizeof (delete_time), "%Y-%m-%dT%H:%M:%S", &now);
1834 data = g_strdup_printf ("[Trash Info]\nPath=%s\nDeletionDate=%s\n",
1835 original_name_escaped, delete_time);
1837 g_file_set_contents (infofile, data, -1, NULL);
1841 g_free (original_name_escaped);
1846 #else /* G_OS_WIN32 */
1848 g_local_file_trash (GFile *file,
1849 GCancellable *cancellable,
1852 GLocalFile *local = G_LOCAL_FILE (file);
1853 SHFILEOPSTRUCTW op = {0};
1858 wfilename = g_utf8_to_utf16 (local->filename, -1, NULL, &len, NULL);
1859 /* SHFILEOPSTRUCT.pFrom is double-zero-terminated */
1860 wfilename = g_renew (wchar_t, wfilename, len + 2);
1861 wfilename[len + 1] = 0;
1863 op.wFunc = FO_DELETE;
1864 op.pFrom = wfilename;
1865 op.fFlags = FOF_ALLOWUNDO;
1867 success = SHFileOperationW (&op) == 0;
1869 if (success && op.fAnyOperationsAborted)
1871 if (cancellable && !g_cancellable_is_cancelled (cancellable))
1872 g_cancellable_cancel (cancellable);
1873 g_set_error (error, G_IO_ERROR,
1874 G_IO_ERROR_CANCELLED,
1875 _("Unable to trash file: %s"),
1876 _("Operation was cancelled"));
1880 g_set_error (error, G_IO_ERROR,
1882 _("Unable to trash file: %s"),
1883 _("internal error"));
1888 #endif /* G_OS_WIN32 */
1891 g_local_file_make_directory (GFile *file,
1892 GCancellable *cancellable,
1895 GLocalFile *local = G_LOCAL_FILE (file);
1897 if (g_mkdir (local->filename, 0755) == -1)
1901 if (errsv == EINVAL)
1902 /* This must be an invalid filename, on e.g. FAT */
1903 g_set_error (error, G_IO_ERROR,
1904 G_IO_ERROR_INVALID_FILENAME,
1905 _("Invalid filename"));
1907 g_set_error (error, G_IO_ERROR,
1908 g_io_error_from_errno (errsv),
1909 _("Error removing file: %s"),
1910 g_strerror (errsv));
1918 g_local_file_make_symbolic_link (GFile *file,
1919 const char *symlink_value,
1920 GCancellable *cancellable,
1924 GLocalFile *local = G_LOCAL_FILE (file);
1926 if (symlink (symlink_value, local->filename) == -1)
1930 if (errsv == EINVAL)
1931 /* This must be an invalid filename, on e.g. FAT */
1932 g_set_error (error, G_IO_ERROR,
1933 G_IO_ERROR_INVALID_FILENAME,
1934 _("Invalid filename"));
1936 g_set_error (error, G_IO_ERROR,
1937 g_io_error_from_errno (errsv),
1938 _("Error making symbolic link: %s"),
1939 g_strerror (errsv));
1944 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "Symlinks not supported");
1951 g_local_file_copy (GFile *source,
1953 GFileCopyFlags flags,
1954 GCancellable *cancellable,
1955 GFileProgressCallback progress_callback,
1956 gpointer progress_callback_data,
1959 /* Fall back to default copy */
1960 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "Copy not supported");
1965 g_local_file_move (GFile *source,
1967 GFileCopyFlags flags,
1968 GCancellable *cancellable,
1969 GFileProgressCallback progress_callback,
1970 gpointer progress_callback_data,
1973 GLocalFile *local_source, *local_destination;
1974 struct stat statbuf;
1975 gboolean destination_exist, source_is_dir;
1980 if (!G_IS_LOCAL_FILE (source) ||
1981 !G_IS_LOCAL_FILE (destination))
1983 /* Fall back to default move */
1984 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "Move not supported");
1988 local_source = G_LOCAL_FILE (source);
1989 local_destination = G_LOCAL_FILE (destination);
1991 res = g_lstat (local_source->filename, &statbuf);
1996 g_set_error (error, G_IO_ERROR,
1997 g_io_error_from_errno (errsv),
1998 _("Error moving file: %s"),
1999 g_strerror (errsv));
2003 source_is_dir = S_ISDIR (statbuf.st_mode);
2005 source_size = statbuf.st_size;
2007 destination_exist = FALSE;
2008 res = g_lstat (local_destination->filename, &statbuf);
2011 destination_exist = TRUE; /* Target file exists */
2013 if (flags & G_FILE_COPY_OVERWRITE)
2015 /* Always fail on dirs, even with overwrite */
2016 if (S_ISDIR (statbuf.st_mode))
2020 G_IO_ERROR_WOULD_MERGE,
2021 _("Can't move directory over directory"));
2030 _("Target file exists"));
2035 if (flags & G_FILE_COPY_BACKUP && destination_exist)
2037 backup_name = g_strconcat (local_destination->filename, "~", NULL);
2038 if (g_rename (local_destination->filename, backup_name) == -1)
2042 G_IO_ERROR_CANT_CREATE_BACKUP,
2043 _("Backup file creation failed"));
2044 g_free (backup_name);
2047 g_free (backup_name);
2048 destination_exist = FALSE; /* It did, but no more */
2051 if (source_is_dir && destination_exist && (flags & G_FILE_COPY_OVERWRITE))
2053 /* Source is a dir, destination exists (and is not a dir, because that would have failed
2054 earlier), and we're overwriting. Manually remove the target so we can do the rename. */
2055 res = g_unlink (local_destination->filename);
2060 g_set_error (error, G_IO_ERROR,
2061 g_io_error_from_errno (errsv),
2062 _("Error removing target file: %s"),
2063 g_strerror (errsv));
2068 if (g_rename (local_source->filename, local_destination->filename) == -1)
2073 /* This will cause the fallback code to run */
2074 g_set_error (error, G_IO_ERROR,
2075 G_IO_ERROR_NOT_SUPPORTED,
2076 _("Move between mounts not supported"));
2077 else if (errsv == EINVAL)
2078 /* This must be an invalid filename, on e.g. FAT, or
2079 we're trying to move the file into itself...
2080 We return invalid filename for both... */
2081 g_set_error (error, G_IO_ERROR,
2082 G_IO_ERROR_INVALID_FILENAME,
2083 _("Invalid filename"));
2085 g_set_error (error, G_IO_ERROR,
2086 g_io_error_from_errno (errsv),
2087 _("Error moving file: %s"),
2088 g_strerror (errsv));
2092 /* Make sure we send full copied size */
2093 if (progress_callback)
2094 progress_callback (source_size, source_size, progress_callback_data);
2099 static GFileMonitor*
2100 g_local_file_monitor_dir (GFile *file,
2101 GFileMonitorFlags flags,
2102 GCancellable *cancellable,
2105 GLocalFile* local_file = G_LOCAL_FILE(file);
2106 return _g_local_directory_monitor_new (local_file->filename, flags, error);
2109 static GFileMonitor*
2110 g_local_file_monitor_file (GFile *file,
2111 GFileMonitorFlags flags,
2112 GCancellable *cancellable,
2115 GLocalFile* local_file = G_LOCAL_FILE(file);
2116 return _g_local_file_monitor_new (local_file->filename, flags, error);
2120 g_local_file_file_iface_init (GFileIface *iface)
2122 iface->dup = g_local_file_dup;
2123 iface->hash = g_local_file_hash;
2124 iface->equal = g_local_file_equal;
2125 iface->is_native = g_local_file_is_native;
2126 iface->has_uri_scheme = g_local_file_has_uri_scheme;
2127 iface->get_uri_scheme = g_local_file_get_uri_scheme;
2128 iface->get_basename = g_local_file_get_basename;
2129 iface->get_path = g_local_file_get_path;
2130 iface->get_uri = g_local_file_get_uri;
2131 iface->get_parse_name = g_local_file_get_parse_name;
2132 iface->get_parent = g_local_file_get_parent;
2133 iface->prefix_matches = g_local_file_prefix_matches;
2134 iface->get_relative_path = g_local_file_get_relative_path;
2135 iface->resolve_relative_path = g_local_file_resolve_relative_path;
2136 iface->get_child_for_display_name = g_local_file_get_child_for_display_name;
2137 iface->set_display_name = g_local_file_set_display_name;
2138 iface->enumerate_children = g_local_file_enumerate_children;
2139 iface->query_info = g_local_file_query_info;
2140 iface->query_filesystem_info = g_local_file_query_filesystem_info;
2141 iface->find_enclosing_mount = g_local_file_find_enclosing_mount;
2142 iface->query_settable_attributes = g_local_file_query_settable_attributes;
2143 iface->query_writable_namespaces = g_local_file_query_writable_namespaces;
2144 iface->set_attribute = g_local_file_set_attribute;
2145 iface->set_attributes_from_info = g_local_file_set_attributes_from_info;
2146 iface->read_fn = g_local_file_read;
2147 iface->append_to = g_local_file_append_to;
2148 iface->create = g_local_file_create;
2149 iface->replace = g_local_file_replace;
2150 iface->delete_file = g_local_file_delete;
2151 iface->trash = g_local_file_trash;
2152 iface->make_directory = g_local_file_make_directory;
2153 iface->make_symbolic_link = g_local_file_make_symbolic_link;
2154 iface->copy = g_local_file_copy;
2155 iface->move = g_local_file_move;
2156 iface->monitor_dir = g_local_file_monitor_dir;
2157 iface->monitor_file = g_local_file_monitor_file;