1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
3 /* GIO - GLib Input, Output and Streaming Library
5 * Copyright (C) 2006-2007 Red Hat, Inc.
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 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>
27 #ifdef HAVE_SYS_TIME_H
30 #include <sys/types.h>
40 #include <selinux/selinux.h>
45 #if defined HAVE_SYS_XATTR_H
46 #include <sys/xattr.h>
47 #elif defined HAVE_ATTR_XATTR_H
48 #include <attr/xattr.h>
50 #error "Neither <sys/xattr.h> nor <attr/xattr.h> is present but extended attribute support is enabled."
51 #endif /* defined HAVE_SYS_XATTR_H || HAVE_ATTR_XATTR_H */
53 #endif /* HAVE_XATTR */
55 #include <glib/gstdio.h>
56 #include <gfileattribute-priv.h>
57 #include <gfileinfo-priv.h>
62 #include "glib-unix.h"
63 #include "glib-private.h"
66 #include "thumbnail-verify.h"
78 #define X_OK 0 /* not really */
81 #define S_ISREG(m) (((m) & _S_IFMT) == _S_IFREG)
84 #define S_ISDIR(m) (((m) & _S_IFMT) == _S_IFDIR)
87 #define S_IXUSR _S_IEXEC
91 #include "glocalfileinfo.h"
93 #include "gthemedicon.h"
94 #include "gcontenttypeprivate.h"
98 struct ThumbMD5Context {
101 unsigned char in[64];
111 G_LOCK_DEFINE_STATIC (uid_cache);
112 static GHashTable *uid_cache = NULL;
114 G_LOCK_DEFINE_STATIC (gid_cache);
115 static GHashTable *gid_cache = NULL;
117 #endif /* !G_OS_WIN32 */
120 _g_local_file_info_create_etag (GLocalFileStat *statbuf)
124 sec = statbuf->st_mtime;
125 #if defined (HAVE_STRUCT_STAT_ST_MTIMENSEC)
126 usec = statbuf->st_mtimensec / 1000;
127 #elif defined (HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
128 usec = statbuf->st_mtim.tv_nsec / 1000;
133 return g_strdup_printf ("%lu:%lu", sec, usec);
137 _g_local_file_info_create_file_id (GLocalFileStat *statbuf)
139 return g_strdup_printf ("l%" G_GUINT64_FORMAT ":%" G_GUINT64_FORMAT,
140 (guint64) statbuf->st_dev,
141 (guint64) statbuf->st_ino);
145 _g_local_file_info_create_fs_id (GLocalFileStat *statbuf)
147 return g_strdup_printf ("l%" G_GUINT64_FORMAT,
148 (guint64) statbuf->st_dev);
155 read_link (const gchar *full_name)
162 buffer = g_malloc (size);
168 read_size = readlink (full_name, buffer, size);
174 if (read_size < size)
176 buffer[read_size] = 0;
180 buffer = g_realloc (buffer, size);
190 /* Get the SELinux security context */
192 get_selinux_context (const char *path,
194 GFileAttributeMatcher *attribute_matcher,
195 gboolean follow_symlinks)
199 if (!_g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_SELINUX_CONTEXT))
202 if (is_selinux_enabled ())
206 if (lgetfilecon_raw (path, &context) < 0)
211 if (getfilecon_raw (path, &context) < 0)
217 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_SELINUX_CONTEXT, context);
226 /* Wrappers to hide away differences between (Linux) getxattr/lgetxattr and
227 * (Mac) getxattr(..., XATTR_NOFOLLOW)
229 #ifdef HAVE_XATTR_NOFOLLOW
230 #define g_fgetxattr(fd,name,value,size) fgetxattr(fd,name,value,size,0,0)
231 #define g_flistxattr(fd,name,size) flistxattr(fd,name,size,0)
232 #define g_setxattr(path,name,value,size) setxattr(path,name,value,size,0,0)
234 #define g_fgetxattr fgetxattr
235 #define g_flistxattr flistxattr
236 #define g_setxattr(path,name,value,size) setxattr(path,name,value,size,0)
240 g_getxattr (const char *path, const char *name, void *value, size_t size,
241 gboolean follow_symlinks)
243 #ifdef HAVE_XATTR_NOFOLLOW
244 return getxattr (path, name, value, size, 0, follow_symlinks ? 0 : XATTR_NOFOLLOW);
247 return getxattr (path, name, value, size);
249 return lgetxattr (path, name, value, size);
254 g_listxattr(const char *path, char *namebuf, size_t size,
255 gboolean follow_symlinks)
257 #ifdef HAVE_XATTR_NOFOLLOW
258 return listxattr (path, namebuf, size, follow_symlinks ? 0 : XATTR_NOFOLLOW);
261 return listxattr (path, namebuf, size);
263 return llistxattr (path, namebuf, size);
270 return c >= 32 && c <= 126 && c != '\\';
274 name_is_valid (const char *str)
278 if (!valid_char (*str++))
285 hex_escape_string (const char *str,
286 gboolean *free_return)
289 char *escaped_str, *p;
291 static char *hex_digits = "0123456789abcdef";
297 for (i = 0; i < len; i++)
299 if (!valid_char (str[i]))
303 if (num_invalid == 0)
305 *free_return = FALSE;
309 escaped_str = g_malloc (len + num_invalid*3 + 1);
312 for (i = 0; i < len; i++)
314 if (valid_char (str[i]))
321 *p++ = hex_digits[(c >> 4) & 0xf];
322 *p++ = hex_digits[c & 0xf];
332 hex_unescape_string (const char *str,
334 gboolean *free_return)
337 char *unescaped_str, *p;
343 if (strchr (str, '\\') == NULL)
347 *free_return = FALSE;
351 unescaped_str = g_malloc (len + 1);
354 for (i = 0; i < len; i++)
356 if (str[i] == '\\' &&
361 (g_ascii_xdigit_value (str[i+2]) << 4) |
362 g_ascii_xdigit_value (str[i+3]);
372 *out_len = p - unescaped_str;
374 return unescaped_str;
378 escape_xattr (GFileInfo *info,
379 const char *gio_attr, /* gio attribute name */
380 const char *value, /* Is zero terminated */
381 size_t len /* not including zero termination */)
384 gboolean free_escaped_val;
386 escaped_val = hex_escape_string (value, &free_escaped_val);
388 g_file_info_set_attribute_string (info, gio_attr, escaped_val);
390 if (free_escaped_val)
391 g_free (escaped_val);
395 get_one_xattr (const char *path,
397 const char *gio_attr,
399 gboolean follow_symlinks)
405 len = g_getxattr (path, xattr, value, sizeof (value)-1, follow_symlinks);
410 else if (len == -1 && errno == ERANGE)
412 len = g_getxattr (path, xattr, NULL, 0, follow_symlinks);
417 value_p = g_malloc (len+1);
419 len = g_getxattr (path, xattr, value_p, len, follow_symlinks);
433 escape_xattr (info, gio_attr, value_p, len);
435 if (value_p != value)
439 #endif /* defined HAVE_XATTR */
442 get_xattrs (const char *path,
445 GFileAttributeMatcher *matcher,
446 gboolean follow_symlinks)
451 ssize_t list_res_size;
454 const char *attr, *attr2;
457 all = g_file_attribute_matcher_enumerate_namespace (matcher, "xattr");
459 all = g_file_attribute_matcher_enumerate_namespace (matcher, "xattr-sys");
463 list_res_size = g_listxattr (path, NULL, 0, follow_symlinks);
465 if (list_res_size == -1 ||
469 list_size = list_res_size;
470 list = g_malloc (list_size);
474 list_res_size = g_listxattr (path, list, list_size, follow_symlinks);
476 if (list_res_size == -1 && errno == ERANGE)
478 list_size = list_size * 2;
479 list = g_realloc (list, list_size);
483 if (list_res_size == -1)
487 while (list_res_size > 0)
489 if ((user && g_str_has_prefix (attr, "user.")) ||
490 (!user && !g_str_has_prefix (attr, "user.")))
492 char *escaped_attr, *gio_attr;
493 gboolean free_escaped_attr;
497 escaped_attr = hex_escape_string (attr + 5, &free_escaped_attr);
498 gio_attr = g_strconcat ("xattr::", escaped_attr, NULL);
502 escaped_attr = hex_escape_string (attr, &free_escaped_attr);
503 gio_attr = g_strconcat ("xattr-sys::", escaped_attr, NULL);
506 if (free_escaped_attr)
507 g_free (escaped_attr);
509 get_one_xattr (path, info, gio_attr, attr, follow_symlinks);
514 len = strlen (attr) + 1;
516 list_res_size -= len;
523 while ((attr = g_file_attribute_matcher_enumerate_next (matcher)) != NULL)
525 char *unescaped_attribute, *a;
526 gboolean free_unescaped_attribute;
528 attr2 = strchr (attr, ':');
531 attr2 += 2; /* Skip '::' */
532 unescaped_attribute = hex_unescape_string (attr2, NULL, &free_unescaped_attribute);
534 a = g_strconcat ("user.", unescaped_attribute, NULL);
536 a = unescaped_attribute;
538 get_one_xattr (path, info, attr, a, follow_symlinks);
543 if (free_unescaped_attribute)
544 g_free (unescaped_attribute);
548 #endif /* defined HAVE_XATTR */
553 get_one_xattr_from_fd (int fd,
555 const char *gio_attr,
562 len = g_fgetxattr (fd, xattr, value, sizeof (value) - 1);
567 else if (len == -1 && errno == ERANGE)
569 len = g_fgetxattr (fd, xattr, NULL, 0);
574 value_p = g_malloc (len + 1);
576 len = g_fgetxattr (fd, xattr, value_p, len);
590 escape_xattr (info, gio_attr, value_p, len);
592 if (value_p != value)
595 #endif /* defined HAVE_XATTR */
598 get_xattrs_from_fd (int fd,
601 GFileAttributeMatcher *matcher)
606 ssize_t list_res_size;
609 const char *attr, *attr2;
612 all = g_file_attribute_matcher_enumerate_namespace (matcher, "xattr");
614 all = g_file_attribute_matcher_enumerate_namespace (matcher, "xattr-sys");
618 list_res_size = g_flistxattr (fd, NULL, 0);
620 if (list_res_size == -1 ||
624 list_size = list_res_size;
625 list = g_malloc (list_size);
629 list_res_size = g_flistxattr (fd, list, list_size);
631 if (list_res_size == -1 && errno == ERANGE)
633 list_size = list_size * 2;
634 list = g_realloc (list, list_size);
638 if (list_res_size == -1)
642 while (list_res_size > 0)
644 if ((user && g_str_has_prefix (attr, "user.")) ||
645 (!user && !g_str_has_prefix (attr, "user.")))
647 char *escaped_attr, *gio_attr;
648 gboolean free_escaped_attr;
652 escaped_attr = hex_escape_string (attr + 5, &free_escaped_attr);
653 gio_attr = g_strconcat ("xattr::", escaped_attr, NULL);
657 escaped_attr = hex_escape_string (attr, &free_escaped_attr);
658 gio_attr = g_strconcat ("xattr-sys::", escaped_attr, NULL);
661 if (free_escaped_attr)
662 g_free (escaped_attr);
664 get_one_xattr_from_fd (fd, info, gio_attr, attr);
668 len = strlen (attr) + 1;
670 list_res_size -= len;
677 while ((attr = g_file_attribute_matcher_enumerate_next (matcher)) != NULL)
679 char *unescaped_attribute, *a;
680 gboolean free_unescaped_attribute;
682 attr2 = strchr (attr, ':');
685 attr2++; /* Skip ':' */
686 unescaped_attribute = hex_unescape_string (attr2, NULL, &free_unescaped_attribute);
688 a = g_strconcat ("user.", unescaped_attribute, NULL);
690 a = unescaped_attribute;
692 get_one_xattr_from_fd (fd, info, attr, a);
697 if (free_unescaped_attribute)
698 g_free (unescaped_attribute);
702 #endif /* defined HAVE_XATTR */
707 set_xattr (char *filename,
708 const char *escaped_attribute,
709 const GFileAttributeValue *attr_value,
712 char *attribute, *value;
713 gboolean free_attribute, free_value;
714 int val_len, res, errsv;
718 if (attr_value == NULL)
720 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
721 _("Attribute value must be non-NULL"));
725 if (attr_value->type != G_FILE_ATTRIBUTE_TYPE_STRING)
727 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
728 _("Invalid attribute type (string expected)"));
732 if (!name_is_valid (escaped_attribute))
734 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
735 _("Invalid extended attribute name"));
739 if (g_str_has_prefix (escaped_attribute, "xattr::"))
741 escaped_attribute += strlen ("xattr::");
746 g_warn_if_fail (g_str_has_prefix (escaped_attribute, "xattr-sys::"));
747 escaped_attribute += strlen ("xattr-sys::");
751 attribute = hex_unescape_string (escaped_attribute, NULL, &free_attribute);
752 value = hex_unescape_string (attr_value->u.string, &val_len, &free_value);
755 a = g_strconcat ("user.", attribute, NULL);
759 res = g_setxattr (filename, a, value, val_len);
773 g_set_error (error, G_IO_ERROR,
774 g_io_error_from_errno (errsv),
775 _("Error setting extended attribute '%s': %s"),
776 escaped_attribute, g_strerror (errsv));
787 _g_local_file_info_get_parent_info (const char *dir,
788 GFileAttributeMatcher *attribute_matcher,
789 GLocalParentFileInfo *parent_info)
794 parent_info->extra_data = NULL;
795 parent_info->free_extra_data = NULL;
796 parent_info->writable = FALSE;
797 parent_info->is_sticky = FALSE;
798 parent_info->has_trash_dir = FALSE;
799 parent_info->device = 0;
801 if (_g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_RENAME) ||
802 _g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_DELETE) ||
803 _g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_TRASH) ||
804 _g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_UNIX_IS_MOUNTPOINT))
806 /* FIXME: Windows: The underlying _waccess() call in the C
807 * library is mostly pointless as it only looks at the READONLY
808 * FAT-style attribute of the file, it doesn't check the ACL at
811 parent_info->writable = (g_access (dir, W_OK) == 0);
813 res = g_stat (dir, &statbuf);
816 * The sticky bit (S_ISVTX) on a directory means that a file in that directory can be
817 * renamed or deleted only by the owner of the file, by the owner of the directory, and
818 * by a privileged process.
823 parent_info->is_sticky = (statbuf.st_mode & S_ISVTX) != 0;
825 parent_info->is_sticky = FALSE;
827 parent_info->owner = statbuf.st_uid;
828 parent_info->device = statbuf.st_dev;
829 /* No need to find trash dir if it's not writable anyway */
830 if (parent_info->writable &&
831 _g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_TRASH))
832 parent_info->has_trash_dir = _g_local_file_has_trash_dir (dir, statbuf.st_dev);
838 _g_local_file_info_free_parent_info (GLocalParentFileInfo *parent_info)
840 if (parent_info->extra_data &&
841 parent_info->free_extra_data)
842 parent_info->free_extra_data (parent_info->extra_data);
846 get_access_rights (GFileAttributeMatcher *attribute_matcher,
849 GLocalFileStat *statbuf,
850 GLocalParentFileInfo *parent_info)
852 /* FIXME: Windows: The underlyin _waccess() is mostly pointless */
853 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
854 G_FILE_ATTRIBUTE_ID_ACCESS_CAN_READ))
855 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_READ,
856 g_access (path, R_OK) == 0);
858 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
859 G_FILE_ATTRIBUTE_ID_ACCESS_CAN_WRITE))
860 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_WRITE,
861 g_access (path, W_OK) == 0);
863 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
864 G_FILE_ATTRIBUTE_ID_ACCESS_CAN_EXECUTE))
865 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_EXECUTE,
866 g_access (path, X_OK) == 0);
874 if (parent_info->writable)
876 if (parent_info->is_sticky)
879 uid_t uid = geteuid ();
881 if (uid == statbuf->st_uid ||
882 uid == parent_info->owner ||
891 if (_g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_RENAME))
892 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_RENAME,
895 if (_g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_DELETE))
896 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_DELETE,
899 if (_g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_TRASH))
900 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_ACCESS_CAN_TRASH,
901 writable && parent_info->has_trash_dir);
906 set_info_from_stat (GFileInfo *info,
907 GLocalFileStat *statbuf,
908 GFileAttributeMatcher *attribute_matcher)
912 file_type = G_FILE_TYPE_UNKNOWN;
914 if (S_ISREG (statbuf->st_mode))
915 file_type = G_FILE_TYPE_REGULAR;
916 else if (S_ISDIR (statbuf->st_mode))
917 file_type = G_FILE_TYPE_DIRECTORY;
919 else if (S_ISCHR (statbuf->st_mode) ||
920 S_ISBLK (statbuf->st_mode) ||
921 S_ISFIFO (statbuf->st_mode)
923 || S_ISSOCK (statbuf->st_mode)
926 file_type = G_FILE_TYPE_SPECIAL;
929 else if (S_ISLNK (statbuf->st_mode))
930 file_type = G_FILE_TYPE_SYMBOLIC_LINK;
933 g_file_info_set_file_type (info, file_type);
934 g_file_info_set_size (info, statbuf->st_size);
936 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_DEVICE, statbuf->st_dev);
938 /* Pointless setting these on Windows even if they exist in the struct */
939 _g_file_info_set_attribute_uint64_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_INODE, statbuf->st_ino);
940 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_NLINK, statbuf->st_nlink);
941 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_UID, statbuf->st_uid);
942 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_GID, statbuf->st_gid);
943 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_RDEV, statbuf->st_rdev);
945 /* FIXME: st_mode is mostly pointless on Windows, too. Set the attribute or not? */
946 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_MODE, statbuf->st_mode);
947 #if defined (HAVE_STRUCT_STAT_ST_BLKSIZE)
948 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_BLOCK_SIZE, statbuf->st_blksize);
950 #if defined (HAVE_STRUCT_STAT_ST_BLOCKS)
951 _g_file_info_set_attribute_uint64_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_BLOCKS, statbuf->st_blocks);
952 _g_file_info_set_attribute_uint64_by_id (info, G_FILE_ATTRIBUTE_ID_STANDARD_ALLOCATED_SIZE,
953 statbuf->st_blocks * G_GUINT64_CONSTANT (512));
956 _g_file_info_set_attribute_uint64_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_MODIFIED, statbuf->st_mtime);
957 #if defined (HAVE_STRUCT_STAT_ST_MTIMENSEC)
958 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_MODIFIED_USEC, statbuf->st_mtimensec / 1000);
959 #elif defined (HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
960 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_MODIFIED_USEC, statbuf->st_mtim.tv_nsec / 1000);
963 _g_file_info_set_attribute_uint64_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_ACCESS, statbuf->st_atime);
964 #if defined (HAVE_STRUCT_STAT_ST_ATIMENSEC)
965 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_ACCESS_USEC, statbuf->st_atimensec / 1000);
966 #elif defined (HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC)
967 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_ACCESS_USEC, statbuf->st_atim.tv_nsec / 1000);
970 _g_file_info_set_attribute_uint64_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_CHANGED, statbuf->st_ctime);
971 #if defined (HAVE_STRUCT_STAT_ST_CTIMENSEC)
972 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_CHANGED_USEC, statbuf->st_ctimensec / 1000);
973 #elif defined (HAVE_STRUCT_STAT_ST_CTIM_TV_NSEC)
974 _g_file_info_set_attribute_uint32_by_id (info, G_FILE_ATTRIBUTE_ID_TIME_CHANGED_USEC, statbuf->st_ctim.tv_nsec / 1000);
977 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
978 G_FILE_ATTRIBUTE_ID_ETAG_VALUE))
980 char *etag = _g_local_file_info_create_etag (statbuf);
981 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_ETAG_VALUE, etag);
985 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
986 G_FILE_ATTRIBUTE_ID_ID_FILE))
988 char *id = _g_local_file_info_create_file_id (statbuf);
989 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_ID_FILE, id);
993 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
994 G_FILE_ATTRIBUTE_ID_ID_FILESYSTEM))
996 char *id = _g_local_file_info_create_fs_id (statbuf);
997 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_ID_FILESYSTEM, id);
1005 make_valid_utf8 (const char *name)
1008 const gchar *remainder, *invalid;
1009 gint remaining_bytes, valid_bytes;
1013 remaining_bytes = strlen (name);
1015 while (remaining_bytes != 0)
1017 if (g_utf8_validate (remainder, remaining_bytes, &invalid))
1019 valid_bytes = invalid - remainder;
1022 string = g_string_sized_new (remaining_bytes);
1024 g_string_append_len (string, remainder, valid_bytes);
1025 /* append U+FFFD REPLACEMENT CHARACTER */
1026 g_string_append (string, "\357\277\275");
1028 remaining_bytes -= valid_bytes + 1;
1029 remainder = invalid + 1;
1033 return g_strdup (name);
1035 g_string_append (string, remainder);
1037 g_warn_if_fail (g_utf8_validate (string->str, -1, NULL));
1039 return g_string_free (string, FALSE);
1043 convert_pwd_string_to_utf8 (char *pwd_str)
1047 if (!g_utf8_validate (pwd_str, -1, NULL))
1049 utf8_string = g_locale_to_utf8 (pwd_str, -1, NULL, NULL, NULL);
1050 if (utf8_string == NULL)
1051 utf8_string = make_valid_utf8 (pwd_str);
1054 utf8_string = g_strdup (pwd_str);
1060 uid_data_free (UidData *data)
1062 g_free (data->user_name);
1063 g_free (data->real_name);
1067 /* called with lock held */
1069 lookup_uid_data (uid_t uid)
1073 struct passwd pwbuf;
1074 struct passwd *pwbufp;
1075 char *gecos, *comma;
1077 if (uid_cache == NULL)
1078 uid_cache = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)uid_data_free);
1080 data = g_hash_table_lookup (uid_cache, GINT_TO_POINTER (uid));
1085 data = g_new0 (UidData, 1);
1087 #if defined(HAVE_POSIX_GETPWUID_R)
1088 getpwuid_r (uid, &pwbuf, buffer, sizeof(buffer), &pwbufp);
1089 #elif defined(HAVE_NONPOSIX_GETPWUID_R)
1090 pwbufp = getpwuid_r (uid, &pwbuf, buffer, sizeof(buffer));
1092 pwbufp = getpwuid (uid);
1097 if (pwbufp->pw_name != NULL && pwbufp->pw_name[0] != 0)
1098 data->user_name = convert_pwd_string_to_utf8 (pwbufp->pw_name);
1101 gecos = pwbufp->pw_gecos;
1105 comma = strchr (gecos, ',');
1108 data->real_name = convert_pwd_string_to_utf8 (gecos);
1113 /* Default fallbacks */
1114 if (data->real_name == NULL)
1116 if (data->user_name != NULL)
1117 data->real_name = g_strdup (data->user_name);
1119 data->real_name = g_strdup_printf ("user #%d", (int)uid);
1122 if (data->user_name == NULL)
1123 data->user_name = g_strdup_printf ("%d", (int)uid);
1125 g_hash_table_replace (uid_cache, GINT_TO_POINTER (uid), data);
1131 get_username_from_uid (uid_t uid)
1137 data = lookup_uid_data (uid);
1138 res = g_strdup (data->user_name);
1139 G_UNLOCK (uid_cache);
1145 get_realname_from_uid (uid_t uid)
1151 data = lookup_uid_data (uid);
1152 res = g_strdup (data->real_name);
1153 G_UNLOCK (uid_cache);
1158 /* called with lock held */
1160 lookup_gid_name (gid_t gid)
1165 struct group *gbufp;
1167 if (gid_cache == NULL)
1168 gid_cache = g_hash_table_new_full (NULL, NULL, NULL, (GDestroyNotify)g_free);
1170 name = g_hash_table_lookup (gid_cache, GINT_TO_POINTER (gid));
1175 #if defined (HAVE_POSIX_GETGRGID_R)
1176 getgrgid_r (gid, &gbuf, buffer, sizeof(buffer), &gbufp);
1177 #elif defined (HAVE_NONPOSIX_GETGRGID_R)
1178 gbufp = getgrgid_r (gid, &gbuf, buffer, sizeof(buffer));
1180 gbufp = getgrgid (gid);
1183 if (gbufp != NULL &&
1184 gbufp->gr_name != NULL &&
1185 gbufp->gr_name[0] != 0)
1186 name = convert_pwd_string_to_utf8 (gbufp->gr_name);
1188 name = g_strdup_printf("%d", (int)gid);
1190 g_hash_table_replace (gid_cache, GINT_TO_POINTER (gid), name);
1196 get_groupname_from_gid (gid_t gid)
1202 name = lookup_gid_name (gid);
1203 res = g_strdup (name);
1204 G_UNLOCK (gid_cache);
1208 #endif /* !G_OS_WIN32 */
1211 get_content_type (const char *basename,
1213 GLocalFileStat *statbuf,
1214 gboolean is_symlink,
1215 gboolean symlink_broken,
1216 GFileQueryInfoFlags flags,
1220 (symlink_broken || (flags & G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS)))
1221 return g_strdup ("inode/symlink");
1222 else if (statbuf != NULL && S_ISDIR(statbuf->st_mode))
1223 return g_strdup ("inode/directory");
1225 else if (statbuf != NULL && S_ISCHR(statbuf->st_mode))
1226 return g_strdup ("inode/chardevice");
1227 else if (statbuf != NULL && S_ISBLK(statbuf->st_mode))
1228 return g_strdup ("inode/blockdevice");
1229 else if (statbuf != NULL && S_ISFIFO(statbuf->st_mode))
1230 return g_strdup ("inode/fifo");
1233 else if (statbuf != NULL && S_ISSOCK(statbuf->st_mode))
1234 return g_strdup ("inode/socket");
1239 gboolean result_uncertain;
1241 content_type = g_content_type_guess (basename, NULL, 0, &result_uncertain);
1244 if (!fast && result_uncertain && path != NULL)
1246 guchar sniff_buffer[4096];
1250 sniff_length = _g_unix_content_type_get_sniff_len ();
1251 if (sniff_length > 4096)
1252 sniff_length = 4096;
1255 fd = g_open (path, O_RDONLY | O_NOATIME, 0);
1256 if (fd < 0 && errno == EPERM)
1258 fd = g_open (path, O_RDONLY, 0);
1264 res = read (fd, sniff_buffer, sniff_length);
1265 (void) g_close (fd, NULL);
1268 g_free (content_type);
1269 content_type = g_content_type_guess (basename, sniff_buffer, res, NULL);
1275 return content_type;
1280 /* @stat_buf is the pre-calculated result of stat(path), or %NULL if that failed. */
1282 get_thumbnail_attributes (const char *path,
1284 const GLocalFileStat *stat_buf)
1286 GChecksum *checksum;
1291 uri = g_filename_to_uri (path, NULL, NULL);
1293 checksum = g_checksum_new (G_CHECKSUM_MD5);
1294 g_checksum_update (checksum, (const guchar *) uri, strlen (uri));
1296 basename = g_strconcat (g_checksum_get_string (checksum), ".png", NULL);
1297 g_checksum_free (checksum);
1299 filename = g_build_filename (g_get_user_cache_dir (),
1300 "thumbnails", "large", basename,
1303 if (g_file_test (filename, G_FILE_TEST_IS_REGULAR))
1305 _g_file_info_set_attribute_byte_string_by_id (info, G_FILE_ATTRIBUTE_ID_THUMBNAIL_PATH, filename);
1306 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_THUMBNAIL_IS_VALID,
1307 thumbnail_verify (filename, uri, stat_buf));
1312 filename = g_build_filename (g_get_user_cache_dir (),
1313 "thumbnails", "normal", basename,
1316 if (g_file_test (filename, G_FILE_TEST_IS_REGULAR))
1318 _g_file_info_set_attribute_byte_string_by_id (info, G_FILE_ATTRIBUTE_ID_THUMBNAIL_PATH, filename);
1319 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_THUMBNAIL_IS_VALID,
1320 thumbnail_verify (filename, uri, stat_buf));
1325 filename = g_build_filename (g_get_user_cache_dir (),
1326 "thumbnails", "fail",
1327 "gnome-thumbnail-factory",
1331 if (g_file_test (filename, G_FILE_TEST_IS_REGULAR))
1333 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_THUMBNAILING_FAILED, TRUE);
1334 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_THUMBNAIL_IS_VALID,
1335 thumbnail_verify (filename, uri, stat_buf));
1346 win32_get_file_user_info (const gchar *filename,
1351 PSECURITY_DESCRIPTOR psd = NULL;
1352 DWORD sd_size = 0; /* first call calculates the size required */
1354 wchar_t *wfilename = g_utf8_to_utf16 (filename, -1, NULL, NULL, NULL);
1355 if ((GetFileSecurityW (wfilename,
1356 GROUP_SECURITY_INFORMATION | OWNER_SECURITY_INFORMATION,
1359 &sd_size) || (ERROR_INSUFFICIENT_BUFFER == GetLastError())) &&
1360 (psd = g_try_malloc (sd_size)) != NULL &&
1361 GetFileSecurityW (wfilename,
1362 GROUP_SECURITY_INFORMATION | OWNER_SECURITY_INFORMATION,
1369 SID_NAME_USE name_use = 0; /* don't care? */
1370 wchar_t *name = NULL;
1371 wchar_t *domain = NULL;
1373 DWORD domain_len = 0;
1374 /* get the user name */
1378 if (!GetSecurityDescriptorOwner (psd, &psid, &defaulted))
1380 if (!LookupAccountSidW (NULL, /* local machine */
1383 domain, &domain_len, /* no domain info yet */
1384 &name_use) && (ERROR_INSUFFICIENT_BUFFER != GetLastError()))
1386 name = g_try_malloc (name_len * sizeof (wchar_t));
1387 domain = g_try_malloc (domain_len * sizeof (wchar_t));
1388 if (name && domain &&
1389 LookupAccountSidW (NULL, /* local machine */
1392 domain, &domain_len, /* no domain info yet */
1395 *user_name = g_utf16_to_utf8 (name, -1, NULL, NULL, NULL);
1401 /* get the group name */
1405 if (!GetSecurityDescriptorGroup (psd, &psid, &defaulted))
1407 if (!LookupAccountSidW (NULL, /* local machine */
1410 domain, &domain_len, /* no domain info yet */
1411 &name_use) && (ERROR_INSUFFICIENT_BUFFER != GetLastError()))
1413 name = g_try_malloc (name_len * sizeof (wchar_t));
1414 domain = g_try_malloc (domain_len * sizeof (wchar_t));
1415 if (name && domain &&
1416 LookupAccountSidW (NULL, /* local machine */
1419 domain, &domain_len, /* no domain info yet */
1422 *group_name = g_utf16_to_utf8 (name, -1, NULL, NULL, NULL);
1428 /* TODO: get real name */
1434 #endif /* G_OS_WIN32 */
1437 /* support for '.hidden' files */
1438 G_LOCK_DEFINE_STATIC (hidden_cache);
1439 static GHashTable *hidden_cache;
1442 remove_from_hidden_cache (gpointer user_data)
1444 G_LOCK (hidden_cache);
1445 g_hash_table_remove (hidden_cache, user_data);
1446 G_UNLOCK (hidden_cache);
1452 read_hidden_file (const gchar *dirname)
1454 gchar *contents = NULL;
1457 filename = g_build_path ("/", dirname, ".hidden", NULL);
1458 g_file_get_contents (filename, &contents, NULL, NULL);
1461 if (contents != NULL)
1467 table = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
1469 lines = g_strsplit (contents, "\n", 0);
1472 for (i = 0; lines[i]; i++)
1473 /* hash table takes the individual strings... */
1474 g_hash_table_add (table, lines[i]);
1476 /* ... so we only free the container. */
1486 maybe_unref_hash_table (gpointer data)
1489 g_hash_table_unref (data);
1493 file_is_hidden (const gchar *path,
1494 const gchar *basename)
1500 dirname = g_path_get_dirname (path);
1502 G_LOCK (hidden_cache);
1504 if G_UNLIKELY (hidden_cache == NULL)
1505 hidden_cache = g_hash_table_new_full (g_str_hash, g_str_equal,
1506 g_free, maybe_unref_hash_table);
1508 if (!g_hash_table_lookup_extended (hidden_cache, dirname,
1512 GSource *remove_from_cache_source;
1514 g_hash_table_insert (hidden_cache,
1515 mydirname = g_strdup (dirname),
1516 table = read_hidden_file (dirname));
1518 remove_from_cache_source = g_timeout_source_new_seconds (5);
1519 g_source_set_priority (remove_from_cache_source, G_PRIORITY_DEFAULT);
1520 g_source_set_callback (remove_from_cache_source,
1521 remove_from_hidden_cache,
1524 g_source_attach (remove_from_cache_source,
1525 GLIB_PRIVATE_CALL (g_get_worker_context) ());
1526 g_source_unref (remove_from_cache_source);
1529 result = table != NULL && g_hash_table_contains (table, basename);
1531 G_UNLOCK (hidden_cache);
1537 #endif /* !G_OS_WIN32 */
1540 _g_local_file_info_get_nostat (GFileInfo *info,
1541 const char *basename,
1543 GFileAttributeMatcher *attribute_matcher)
1545 g_file_info_set_name (info, basename);
1547 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1548 G_FILE_ATTRIBUTE_ID_STANDARD_DISPLAY_NAME))
1550 char *display_name = g_filename_display_basename (path);
1552 /* look for U+FFFD REPLACEMENT CHARACTER */
1553 if (strstr (display_name, "\357\277\275") != NULL)
1555 char *p = display_name;
1556 display_name = g_strconcat (display_name, _(" (invalid encoding)"), NULL);
1559 g_file_info_set_display_name (info, display_name);
1560 g_free (display_name);
1563 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1564 G_FILE_ATTRIBUTE_ID_STANDARD_EDIT_NAME))
1566 char *edit_name = g_filename_display_basename (path);
1567 g_file_info_set_edit_name (info, edit_name);
1572 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1573 G_FILE_ATTRIBUTE_ID_STANDARD_COPY_NAME))
1575 char *copy_name = g_filename_to_utf8 (basename, -1, NULL, NULL, NULL);
1577 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_STANDARD_COPY_NAME, copy_name);
1583 get_icon_name (const char *path,
1584 gboolean use_symbolic,
1585 gboolean *with_fallbacks_out)
1587 const char *name = NULL;
1588 gboolean with_fallbacks = TRUE;
1590 if (strcmp (path, g_get_home_dir ()) == 0)
1592 name = use_symbolic ? "user-home-symbolic" : "user-home";
1593 with_fallbacks = FALSE;
1595 else if (strcmp (path, g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP)) == 0)
1597 name = use_symbolic ? "user-desktop-symbolic" : "user-desktop";
1598 with_fallbacks = FALSE;
1600 else if (g_strcmp0 (path, g_get_user_special_dir (G_USER_DIRECTORY_DOCUMENTS)) == 0)
1602 name = use_symbolic ? "folder-documents-symbolic" : "folder-documents";
1604 else if (g_strcmp0 (path, g_get_user_special_dir (G_USER_DIRECTORY_DOWNLOAD)) == 0)
1606 name = use_symbolic ? "folder-download-symbolic" : "folder-download";
1608 else if (g_strcmp0 (path, g_get_user_special_dir (G_USER_DIRECTORY_MUSIC)) == 0)
1610 name = use_symbolic ? "folder-music-symbolic" : "folder-music";
1612 else if (g_strcmp0 (path, g_get_user_special_dir (G_USER_DIRECTORY_PICTURES)) == 0)
1614 name = use_symbolic ? "folder-pictures-symbolic" : "folder-pictures";
1616 else if (g_strcmp0 (path, g_get_user_special_dir (G_USER_DIRECTORY_PUBLIC_SHARE)) == 0)
1618 name = use_symbolic ? "folder-publicshare-symbolic" : "folder-publicshare";
1620 else if (g_strcmp0 (path, g_get_user_special_dir (G_USER_DIRECTORY_TEMPLATES)) == 0)
1622 name = use_symbolic ? "folder-templates-symbolic" : "folder-templates";
1624 else if (g_strcmp0 (path, g_get_user_special_dir (G_USER_DIRECTORY_VIDEOS)) == 0)
1626 name = use_symbolic ? "folder-videos-symbolic" : "folder-videos";
1633 if (with_fallbacks_out != NULL)
1634 *with_fallbacks_out = with_fallbacks;
1640 get_icon (const char *path,
1641 const char *content_type,
1642 gboolean use_symbolic)
1645 const char *icon_name;
1646 gboolean with_fallbacks;
1648 icon_name = get_icon_name (path, use_symbolic, &with_fallbacks);
1649 if (icon_name != NULL)
1652 icon = g_themed_icon_new_with_default_fallbacks (icon_name);
1654 icon = g_themed_icon_new (icon_name);
1659 icon = g_content_type_get_symbolic_icon (content_type);
1661 icon = g_content_type_get_icon (content_type);
1668 _g_local_file_info_get (const char *basename,
1670 GFileAttributeMatcher *attribute_matcher,
1671 GFileQueryInfoFlags flags,
1672 GLocalParentFileInfo *parent_info,
1676 GLocalFileStat statbuf;
1678 struct stat statbuf2;
1682 gboolean is_symlink, symlink_broken;
1684 DWORD dos_attributes;
1686 char *symlink_target;
1691 info = g_file_info_new ();
1693 /* Make sure we don't set any unwanted attributes */
1694 g_file_info_set_attribute_mask (info, attribute_matcher);
1696 _g_local_file_info_get_nostat (info, basename, path, attribute_matcher);
1698 if (attribute_matcher == NULL)
1700 g_file_info_unset_attribute_mask (info);
1705 res = g_lstat (path, &statbuf);
1708 wchar_t *wpath = g_utf8_to_utf16 (path, -1, NULL, NULL, error);
1713 g_object_unref (info);
1717 len = wcslen (wpath);
1718 while (len > 0 && G_IS_DIR_SEPARATOR (wpath[len-1]))
1721 (!g_path_is_absolute (path) || len > g_path_skip_root (path) - path))
1724 res = _wstati64 (wpath, &statbuf);
1725 dos_attributes = GetFileAttributesW (wpath);
1735 /* Don't bail out if we get Permission denied (SELinux?) */
1736 if (errsv != EACCES)
1738 char *display_name = g_filename_display_name (path);
1739 g_object_unref (info);
1740 g_set_error (error, G_IO_ERROR,
1741 g_io_error_from_errno (errsv),
1742 _("Error when getting information for file '%s': %s"),
1743 display_name, g_strerror (errsv));
1744 g_free (display_name);
1749 /* Even if stat() fails, try to get as much as other attributes possible */
1750 stat_ok = res != -1;
1753 device = statbuf.st_dev;
1758 is_symlink = stat_ok && S_ISLNK (statbuf.st_mode);
1762 symlink_broken = FALSE;
1766 g_file_info_set_is_symlink (info, TRUE);
1768 /* Unless NOFOLLOW was set we default to following symlinks */
1769 if (!(flags & G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS))
1771 res = stat (path, &statbuf2);
1773 /* Report broken links as symlinks */
1780 symlink_broken = TRUE;
1786 set_info_from_stat (info, &statbuf, attribute_matcher);
1789 if (stat_ok && _g_local_file_is_lost_found_dir (path, statbuf.st_dev))
1790 g_file_info_set_is_hidden (info, TRUE);
1794 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1795 G_FILE_ATTRIBUTE_ID_STANDARD_IS_HIDDEN))
1797 if (basename != NULL &&
1798 (basename[0] == '.' ||
1799 file_is_hidden (path, basename)))
1800 g_file_info_set_is_hidden (info, TRUE);
1803 if (basename != NULL && basename[strlen (basename) -1] == '~' &&
1804 (stat_ok && S_ISREG (statbuf.st_mode)))
1805 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_STANDARD_IS_BACKUP, TRUE);
1807 if (dos_attributes & FILE_ATTRIBUTE_HIDDEN)
1808 g_file_info_set_is_hidden (info, TRUE);
1810 if (dos_attributes & FILE_ATTRIBUTE_ARCHIVE)
1811 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_DOS_IS_ARCHIVE, TRUE);
1813 if (dos_attributes & FILE_ATTRIBUTE_SYSTEM)
1814 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_DOS_IS_SYSTEM, TRUE);
1817 symlink_target = NULL;
1821 symlink_target = read_link (path);
1822 if (symlink_target &&
1823 _g_file_attribute_matcher_matches_id (attribute_matcher,
1824 G_FILE_ATTRIBUTE_ID_STANDARD_SYMLINK_TARGET))
1825 g_file_info_set_symlink_target (info, symlink_target);
1828 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1829 G_FILE_ATTRIBUTE_ID_STANDARD_CONTENT_TYPE) ||
1830 _g_file_attribute_matcher_matches_id (attribute_matcher,
1831 G_FILE_ATTRIBUTE_ID_STANDARD_ICON) ||
1832 _g_file_attribute_matcher_matches_id (attribute_matcher,
1833 G_FILE_ATTRIBUTE_ID_STANDARD_SYMBOLIC_ICON))
1835 char *content_type = get_content_type (basename, path, stat_ok ? &statbuf : NULL, is_symlink, symlink_broken, flags, FALSE);
1839 g_file_info_set_content_type (info, content_type);
1841 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1842 G_FILE_ATTRIBUTE_ID_STANDARD_ICON)
1843 || _g_file_attribute_matcher_matches_id (attribute_matcher,
1844 G_FILE_ATTRIBUTE_ID_STANDARD_SYMBOLIC_ICON))
1848 /* non symbolic icon */
1849 icon = get_icon (path, content_type, FALSE);
1852 g_file_info_set_icon (info, icon);
1853 g_object_unref (icon);
1857 icon = get_icon (path, content_type, TRUE);
1860 g_file_info_set_symbolic_icon (info, icon);
1861 g_object_unref (icon);
1866 g_free (content_type);
1870 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1871 G_FILE_ATTRIBUTE_ID_STANDARD_FAST_CONTENT_TYPE))
1873 char *content_type = get_content_type (basename, path, stat_ok ? &statbuf : NULL, is_symlink, symlink_broken, flags, TRUE);
1877 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_STANDARD_FAST_CONTENT_TYPE, content_type);
1878 g_free (content_type);
1882 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1883 G_FILE_ATTRIBUTE_ID_OWNER_USER))
1888 win32_get_file_user_info (path, NULL, &name, NULL);
1891 name = get_username_from_uid (statbuf.st_uid);
1894 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_OWNER_USER, name);
1898 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1899 G_FILE_ATTRIBUTE_ID_OWNER_USER_REAL))
1903 win32_get_file_user_info (path, NULL, NULL, &name);
1906 name = get_realname_from_uid (statbuf.st_uid);
1909 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_OWNER_USER_REAL, name);
1913 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1914 G_FILE_ATTRIBUTE_ID_OWNER_GROUP))
1918 win32_get_file_user_info (path, &name, NULL, NULL);
1921 name = get_groupname_from_gid (statbuf.st_gid);
1924 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_OWNER_GROUP, name);
1928 if (stat_ok && parent_info && parent_info->device != 0 &&
1929 _g_file_attribute_matcher_matches_id (attribute_matcher, G_FILE_ATTRIBUTE_ID_UNIX_IS_MOUNTPOINT) &&
1930 statbuf.st_dev != parent_info->device)
1931 _g_file_info_set_attribute_boolean_by_id (info, G_FILE_ATTRIBUTE_ID_UNIX_IS_MOUNTPOINT, TRUE);
1934 get_access_rights (attribute_matcher, info, path, &statbuf, parent_info);
1937 get_selinux_context (path, info, attribute_matcher, (flags & G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS) == 0);
1939 get_xattrs (path, TRUE, info, attribute_matcher, (flags & G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS) == 0);
1940 get_xattrs (path, FALSE, info, attribute_matcher, (flags & G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS) == 0);
1942 if (_g_file_attribute_matcher_matches_id (attribute_matcher,
1943 G_FILE_ATTRIBUTE_ID_THUMBNAIL_PATH))
1946 get_thumbnail_attributes (path, info, &statbuf);
1948 get_thumbnail_attributes (path, info, NULL);
1951 vfs = g_vfs_get_default ();
1952 class = G_VFS_GET_CLASS (vfs);
1953 if (class->local_file_add_info)
1955 class->local_file_add_info (vfs,
1961 &parent_info->extra_data,
1962 &parent_info->free_extra_data);
1965 g_file_info_unset_attribute_mask (info);
1967 g_free (symlink_target);
1973 _g_local_file_info_get_from_fd (int fd,
1974 const char *attributes,
1977 GLocalFileStat stat_buf;
1978 GFileAttributeMatcher *matcher;
1982 #define FSTAT _fstati64
1987 if (FSTAT (fd, &stat_buf) == -1)
1991 g_set_error (error, G_IO_ERROR,
1992 g_io_error_from_errno (errsv),
1993 _("Error when getting information for file descriptor: %s"),
1994 g_strerror (errsv));
1998 info = g_file_info_new ();
2000 matcher = g_file_attribute_matcher_new (attributes);
2002 /* Make sure we don't set any unwanted attributes */
2003 g_file_info_set_attribute_mask (info, matcher);
2005 set_info_from_stat (info, &stat_buf, matcher);
2008 if (_g_file_attribute_matcher_matches_id (matcher, G_FILE_ATTRIBUTE_ID_SELINUX_CONTEXT) &&
2009 is_selinux_enabled ())
2012 if (fgetfilecon_raw (fd, &context) >= 0)
2014 _g_file_info_set_attribute_string_by_id (info, G_FILE_ATTRIBUTE_ID_SELINUX_CONTEXT, context);
2020 get_xattrs_from_fd (fd, TRUE, info, matcher);
2021 get_xattrs_from_fd (fd, FALSE, info, matcher);
2023 g_file_attribute_matcher_unref (matcher);
2025 g_file_info_unset_attribute_mask (info);
2031 get_uint32 (const GFileAttributeValue *value,
2035 if (value->type != G_FILE_ATTRIBUTE_TYPE_UINT32)
2037 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
2038 _("Invalid attribute type (uint32 expected)"));
2042 *val_out = value->u.uint32;
2049 get_uint64 (const GFileAttributeValue *value,
2053 if (value->type != G_FILE_ATTRIBUTE_TYPE_UINT64)
2055 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
2056 _("Invalid attribute type (uint64 expected)"));
2060 *val_out = value->u.uint64;
2066 #if defined(HAVE_SYMLINK)
2068 get_byte_string (const GFileAttributeValue *value,
2069 const char **val_out,
2072 if (value->type != G_FILE_ATTRIBUTE_TYPE_BYTE_STRING)
2074 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
2075 _("Invalid attribute type (byte string expected)"));
2079 *val_out = value->u.string;
2087 get_string (const GFileAttributeValue *value,
2088 const char **val_out,
2091 if (value->type != G_FILE_ATTRIBUTE_TYPE_STRING)
2093 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
2094 _("Invalid attribute type (byte string expected)"));
2098 *val_out = value->u.string;
2105 set_unix_mode (char *filename,
2106 GFileQueryInfoFlags flags,
2107 const GFileAttributeValue *value,
2113 if (!get_uint32 (value, &val, error))
2117 if (flags & G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS) {
2119 res = lchmod (filename, val);
2121 struct stat statbuf;
2122 /* Calling chmod on a symlink changes permissions on the symlink.
2123 * We don't want to do this, so we need to check for a symlink */
2124 res = g_lstat (filename, &statbuf);
2125 if (res == 0 && S_ISLNK (statbuf.st_mode))
2127 g_set_error_literal (error, G_IO_ERROR,
2128 G_IO_ERROR_NOT_SUPPORTED,
2129 _("Cannot set permissions on symlinks"));
2133 res = g_chmod (filename, val);
2137 res = g_chmod (filename, val);
2143 g_set_error (error, G_IO_ERROR,
2144 g_io_error_from_errno (errsv),
2145 _("Error setting permissions: %s"),
2146 g_strerror (errsv));
2154 set_unix_uid_gid (char *filename,
2155 const GFileAttributeValue *uid_value,
2156 const GFileAttributeValue *gid_value,
2157 GFileQueryInfoFlags flags,
2167 if (!get_uint32 (uid_value, &val, error))
2176 if (!get_uint32 (gid_value, &val, error))
2184 if (flags & G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS)
2185 res = lchown (filename, uid, gid);
2188 res = chown (filename, uid, gid);
2194 g_set_error (error, G_IO_ERROR,
2195 g_io_error_from_errno (errsv),
2196 _("Error setting owner: %s"),
2197 g_strerror (errsv));
2206 set_symlink (char *filename,
2207 const GFileAttributeValue *value,
2211 struct stat statbuf;
2213 if (!get_byte_string (value, &val, error))
2218 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
2219 _("symlink must be non-NULL"));
2223 if (g_lstat (filename, &statbuf))
2227 g_set_error (error, G_IO_ERROR,
2228 g_io_error_from_errno (errsv),
2229 _("Error setting symlink: %s"),
2230 g_strerror (errsv));
2234 if (!S_ISLNK (statbuf.st_mode))
2236 g_set_error_literal (error, G_IO_ERROR,
2237 G_IO_ERROR_NOT_SYMBOLIC_LINK,
2238 _("Error setting symlink: file is not a symlink"));
2242 if (g_unlink (filename))
2246 g_set_error (error, G_IO_ERROR,
2247 g_io_error_from_errno (errsv),
2248 _("Error setting symlink: %s"),
2249 g_strerror (errsv));
2253 if (symlink (filename, val) != 0)
2257 g_set_error (error, G_IO_ERROR,
2258 g_io_error_from_errno (errsv),
2259 _("Error setting symlink: %s"),
2260 g_strerror (errsv));
2270 lazy_stat (char *filename,
2271 struct stat *statbuf,
2272 gboolean *called_stat)
2279 res = g_stat (filename, statbuf);
2282 *called_stat = TRUE;
2289 set_mtime_atime (char *filename,
2290 const GFileAttributeValue *mtime_value,
2291 const GFileAttributeValue *mtime_usec_value,
2292 const GFileAttributeValue *atime_value,
2293 const GFileAttributeValue *atime_usec_value,
2298 guint32 val_usec = 0;
2299 struct stat statbuf;
2300 gboolean got_stat = FALSE;
2301 struct timeval times[2] = { {0, 0}, {0, 0} };
2306 if (!get_uint64 (atime_value, &val, error))
2308 times[0].tv_sec = val;
2312 if (lazy_stat (filename, &statbuf, &got_stat) == 0)
2314 times[0].tv_sec = statbuf.st_mtime;
2315 #if defined (HAVE_STRUCT_STAT_ST_ATIMENSEC)
2316 times[0].tv_usec = statbuf.st_atimensec / 1000;
2317 #elif defined (HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC)
2318 times[0].tv_usec = statbuf.st_atim.tv_nsec / 1000;
2323 if (atime_usec_value)
2325 if (!get_uint32 (atime_usec_value, &val_usec, error))
2327 times[0].tv_usec = val_usec;
2333 if (!get_uint64 (mtime_value, &val, error))
2335 times[1].tv_sec = val;
2339 if (lazy_stat (filename, &statbuf, &got_stat) == 0)
2341 times[1].tv_sec = statbuf.st_mtime;
2342 #if defined (HAVE_STRUCT_STAT_ST_MTIMENSEC)
2343 times[1].tv_usec = statbuf.st_mtimensec / 1000;
2344 #elif defined (HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC)
2345 times[1].tv_usec = statbuf.st_mtim.tv_nsec / 1000;
2350 if (mtime_usec_value)
2352 if (!get_uint32 (mtime_usec_value, &val_usec, error))
2354 times[1].tv_usec = val_usec;
2357 res = utimes (filename, times);
2362 g_set_error (error, G_IO_ERROR,
2363 g_io_error_from_errno (errsv),
2364 _("Error setting modification or access time: %s"),
2365 g_strerror (errsv));
2375 set_selinux_context (char *filename,
2376 const GFileAttributeValue *value,
2381 if (!get_string (value, &val, error))
2386 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
2387 _("SELinux context must be non-NULL"));
2391 if (is_selinux_enabled ()) {
2392 security_context_t val_s;
2394 val_s = g_strdup (val);
2396 if (setfilecon_raw (filename, val_s) < 0)
2400 g_set_error (error, G_IO_ERROR,
2401 g_io_error_from_errno (errsv),
2402 _("Error setting SELinux context: %s"),
2403 g_strerror (errsv));
2408 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
2409 _("SELinux is not enabled on this system"));
2419 _g_local_file_info_set_attribute (char *filename,
2420 const char *attribute,
2421 GFileAttributeType type,
2423 GFileQueryInfoFlags flags,
2424 GCancellable *cancellable,
2427 GFileAttributeValue value = { 0 };
2431 _g_file_attribute_value_set_from_pointer (&value, type, value_p, FALSE);
2433 if (strcmp (attribute, G_FILE_ATTRIBUTE_UNIX_MODE) == 0)
2434 return set_unix_mode (filename, flags, &value, error);
2437 else if (strcmp (attribute, G_FILE_ATTRIBUTE_UNIX_UID) == 0)
2438 return set_unix_uid_gid (filename, &value, NULL, flags, error);
2439 else if (strcmp (attribute, G_FILE_ATTRIBUTE_UNIX_GID) == 0)
2440 return set_unix_uid_gid (filename, NULL, &value, flags, error);
2444 else if (strcmp (attribute, G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET) == 0)
2445 return set_symlink (filename, &value, error);
2449 else if (strcmp (attribute, G_FILE_ATTRIBUTE_TIME_MODIFIED) == 0)
2450 return set_mtime_atime (filename, &value, NULL, NULL, NULL, error);
2451 else if (strcmp (attribute, G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC) == 0)
2452 return set_mtime_atime (filename, NULL, &value, NULL, NULL, error);
2453 else if (strcmp (attribute, G_FILE_ATTRIBUTE_TIME_ACCESS) == 0)
2454 return set_mtime_atime (filename, NULL, NULL, &value, NULL, error);
2455 else if (strcmp (attribute, G_FILE_ATTRIBUTE_TIME_ACCESS_USEC) == 0)
2456 return set_mtime_atime (filename, NULL, NULL, NULL, &value, error);
2460 else if (g_str_has_prefix (attribute, "xattr::"))
2461 return set_xattr (filename, attribute, &value, error);
2462 else if (g_str_has_prefix (attribute, "xattr-sys::"))
2463 return set_xattr (filename, attribute, &value, error);
2467 else if (strcmp (attribute, G_FILE_ATTRIBUTE_SELINUX_CONTEXT) == 0)
2468 return set_selinux_context (filename, &value, error);
2471 vfs = g_vfs_get_default ();
2472 class = G_VFS_GET_CLASS (vfs);
2473 if (class->local_file_set_attributes)
2477 info = g_file_info_new ();
2478 g_file_info_set_attribute (info,
2482 if (!class->local_file_set_attributes (vfs, filename,
2487 g_object_unref (info);
2491 if (g_file_info_get_attribute_status (info, attribute) == G_FILE_ATTRIBUTE_STATUS_SET)
2493 g_object_unref (info);
2497 g_object_unref (info);
2500 g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
2501 _("Setting attribute %s not supported"), attribute);
2506 _g_local_file_info_set_attributes (char *filename,
2508 GFileQueryInfoFlags flags,
2509 GCancellable *cancellable,
2512 GFileAttributeValue *value;
2514 GFileAttributeValue *uid, *gid;
2516 GFileAttributeValue *mtime, *mtime_usec, *atime, *atime_usec;
2518 GFileAttributeStatus status;
2524 /* Handles setting multiple specified data in a single set, and takes care
2525 of ordering restrictions when setting attributes */
2529 /* Set symlink first, since this recreates the file */
2531 value = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET);
2534 if (!set_symlink (filename, value, error))
2536 value->status = G_FILE_ATTRIBUTE_STATUS_ERROR_SETTING;
2538 /* Don't set error multiple times */
2542 value->status = G_FILE_ATTRIBUTE_STATUS_SET;
2548 /* Group uid and gid setting into one call
2549 * Change ownership before permissions, since ownership changes can
2550 change permissions (e.g. setuid)
2552 uid = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_UNIX_UID);
2553 gid = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_UNIX_GID);
2557 if (!set_unix_uid_gid (filename, uid, gid, flags, error))
2559 status = G_FILE_ATTRIBUTE_STATUS_ERROR_SETTING;
2561 /* Don't set error multiple times */
2565 status = G_FILE_ATTRIBUTE_STATUS_SET;
2567 uid->status = status;
2569 gid->status = status;
2573 value = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_UNIX_MODE);
2576 if (!set_unix_mode (filename, flags, value, error))
2578 value->status = G_FILE_ATTRIBUTE_STATUS_ERROR_SETTING;
2580 /* Don't set error multiple times */
2584 value->status = G_FILE_ATTRIBUTE_STATUS_SET;
2589 /* Group all time settings into one call
2590 * Change times as the last thing to avoid it changing due to metadata changes
2593 mtime = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_TIME_MODIFIED);
2594 mtime_usec = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC);
2595 atime = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_TIME_ACCESS);
2596 atime_usec = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_TIME_ACCESS_USEC);
2598 if (mtime || mtime_usec || atime || atime_usec)
2600 if (!set_mtime_atime (filename, mtime, mtime_usec, atime, atime_usec, error))
2602 status = G_FILE_ATTRIBUTE_STATUS_ERROR_SETTING;
2604 /* Don't set error multiple times */
2608 status = G_FILE_ATTRIBUTE_STATUS_SET;
2611 mtime->status = status;
2613 mtime_usec->status = status;
2615 atime->status = status;
2617 atime_usec->status = status;
2621 /* xattrs are handled by default callback */
2624 /* SELinux context */
2626 if (is_selinux_enabled ()) {
2627 value = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_SELINUX_CONTEXT);
2630 if (!set_selinux_context (filename, value, error))
2632 value->status = G_FILE_ATTRIBUTE_STATUS_ERROR_SETTING;
2634 /* Don't set error multiple times */
2638 value->status = G_FILE_ATTRIBUTE_STATUS_SET;
2643 vfs = g_vfs_get_default ();
2644 class = G_VFS_GET_CLASS (vfs);
2645 if (class->local_file_set_attributes)
2647 if (!class->local_file_set_attributes (vfs, filename,
2653 /* Don't set error multiple times */