/* GIO - GLib Input, Output and Streaming Library
- *
+ *
* Copyright (C) 2006-2007 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
- * Public License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
* Author: Alexander Larsson <alexl@redhat.com>
*/
* SECTION:gfileinfo
* @short_description: File Information and Attributes
* @include: gio/gio.h
- * @see_also: #GFile, <link linkend="gio-GFileAttribute">GFileAttribute</link>
- *
+ * @see_also: #GFile, [GFileAttribute][gio-GFileAttribute]
+ *
* Functionality for manipulating basic metadata for files. #GFileInfo
- * implements methods for getting information that all files should
- * contain, and allows for manipulation of extended attributes.
+ * implements methods for getting information that all files should
+ * contain, and allows for manipulation of extended attributes.
*
- * See <link linkend="gio-GFileAttribute">GFileAttribute</link> for more
- * information on how GIO handles file attributes.
+ * See [GFileAttribute][gio-GFileAttribute for more information on how
+ * GIO handles file attributes.
*
- * To obtain a #GFileInfo for a #GFile, use g_file_query_info() (or its
- * async variant). To obtain a #GFileInfo for a file input or output
- * stream, use g_file_input_stream_query_info() or
+ * To obtain a #GFileInfo for a #GFile, use g_file_query_info() (or its
+ * async variant). To obtain a #GFileInfo for a file input or output
+ * stream, use g_file_input_stream_query_info() or
* g_file_output_stream_query_info() (or their async variants).
*
- * To change the actual attributes of a file, you should then set the
- * attribute in the #GFileInfo and call g_file_set_attributes_from_info()
+ * To change the actual attributes of a file, you should then set the
+ * attribute in the #GFileInfo and call g_file_set_attributes_from_info()
* or g_file_set_attributes_async() on a GFile.
*
- * However, not all attributes can be changed in the file. For instance,
- * the actual size of a file cannot be changed via g_file_info_set_size().
- * You may call g_file_query_settable_attributes() and
- * g_file_query_writable_namespaces() to discover the settable attributes
+ * However, not all attributes can be changed in the file. For instance,
+ * the actual size of a file cannot be changed via g_file_info_set_size().
+ * You may call g_file_query_settable_attributes() and
+ * g_file_query_writable_namespaces() to discover the settable attributes
* of a particular file at runtime.
*
- * #GFileAttributeMatcher allows for searching through a #GFileInfo for
+ * #GFileAttributeMatcher allows for searching through a #GFileInfo for
* attributes.
**/
#include "gicon.h"
#include "glibintl.h"
-#include "gioalias.h"
/* We use this nasty thing, because NULL is a valid attribute matcher (matches nothing) */
#define NO_ATTRIBUTE_MASK ((GFileAttributeMatcher *)1)
/* Attribute ids are 32bit, we split it up like this:
* |------------|--------------------|
- * 12 bit 20 bit
- * namespace attribute id
+ * 12 bit 20 bit
+ * namespace attribute id
*
* This way the attributes gets sorted in namespace order
*/
_lookup_namespace (const char *namespace)
{
NSInfo *ns_info;
-
+
ns_info = g_hash_table_lookup (ns_hash, namespace);
if (ns_info == NULL)
{
ns_info->id = ++namespace_id_counter;
g_hash_table_insert (ns_hash, g_strdup (namespace), ns_info);
attributes = g_realloc (attributes, (ns_info->id + 1) * sizeof (char **));
- attributes[ns_info->id] = NULL;
+ attributes[ns_info->id] = g_new (char *, 1);
+ attributes[ns_info->id][0] = g_strconcat (namespace, "::*", NULL);
}
return ns_info;
}
char *ns;
const char *colon;
NSInfo *ns_info;
-
+
attr_id = GPOINTER_TO_UINT (g_hash_table_lookup (attribute_hash, attribute));
if (attr_id != 0)
id = ++ns_info->attribute_id_counter;
attributes[ns_info->id] = g_realloc (attributes[ns_info->id], (id + 1) * sizeof (char *));
attributes[ns_info->id][id] = g_strdup (attribute);
-
+
attr_id = MAKE_ATTR_ID (ns_info->id, id);
g_hash_table_insert (attribute_hash, attributes[ns_info->id][id], GUINT_TO_POINTER (attr_id));
REGISTER_ATTRIBUTE (STANDARD_SYMLINK_TARGET);
REGISTER_ATTRIBUTE (STANDARD_TARGET_URI);
REGISTER_ATTRIBUTE (STANDARD_SORT_ORDER);
+ REGISTER_ATTRIBUTE (STANDARD_SYMBOLIC_ICON);
REGISTER_ATTRIBUTE (ETAG_VALUE);
REGISTER_ATTRIBUTE (ID_FILE);
REGISTER_ATTRIBUTE (ID_FILESYSTEM);
REGISTER_ATTRIBUTE (MOUNTABLE_CAN_UNMOUNT);
REGISTER_ATTRIBUTE (MOUNTABLE_CAN_EJECT);
REGISTER_ATTRIBUTE (MOUNTABLE_UNIX_DEVICE);
+ REGISTER_ATTRIBUTE (MOUNTABLE_UNIX_DEVICE_FILE);
REGISTER_ATTRIBUTE (MOUNTABLE_HAL_UDI);
REGISTER_ATTRIBUTE (MOUNTABLE_CAN_START);
+ REGISTER_ATTRIBUTE (MOUNTABLE_CAN_START_DEGRADED);
REGISTER_ATTRIBUTE (MOUNTABLE_CAN_STOP);
REGISTER_ATTRIBUTE (MOUNTABLE_START_STOP_TYPE);
+ REGISTER_ATTRIBUTE (MOUNTABLE_CAN_POLL);
+ REGISTER_ATTRIBUTE (MOUNTABLE_IS_MEDIA_CHECK_AUTOMATIC);
REGISTER_ATTRIBUTE (TIME_MODIFIED);
REGISTER_ATTRIBUTE (TIME_MODIFIED_USEC);
REGISTER_ATTRIBUTE (TIME_ACCESS);
REGISTER_ATTRIBUTE (OWNER_GROUP);
REGISTER_ATTRIBUTE (THUMBNAIL_PATH);
REGISTER_ATTRIBUTE (THUMBNAILING_FAILED);
+ REGISTER_ATTRIBUTE (THUMBNAIL_IS_VALID);
REGISTER_ATTRIBUTE (PREVIEW_ICON);
REGISTER_ATTRIBUTE (FILESYSTEM_SIZE);
REGISTER_ATTRIBUTE (FILESYSTEM_FREE);
REGISTER_ATTRIBUTE (GVFS_BACKEND);
REGISTER_ATTRIBUTE (SELINUX_CONTEXT);
REGISTER_ATTRIBUTE (TRASH_ITEM_COUNT);
+ REGISTER_ATTRIBUTE (TRASH_ORIG_PATH);
+ REGISTER_ATTRIBUTE (TRASH_DELETION_DATE);
#undef REGISTER_ATTRIBUTE
}
{
NSInfo *ns_info;
guint32 id;
-
+
G_LOCK (attribute_hash);
-
+
ensure_attribute_hash ();
ns_info = _lookup_namespace (namespace);
id = 0;
if (ns_info)
id = ns_info->id;
-
+
G_UNLOCK (attribute_hash);
return id;
lookup_attribute (const char *attribute)
{
guint32 attr_id;
-
+
G_LOCK (attribute_hash);
ensure_attribute_hash ();
attr_id = _lookup_attribute (attribute);
-
+
G_UNLOCK (attribute_hash);
-
+
return attr_id;
}
attrs = (GFileAttribute *)info->attributes->data;
for (i = 0; i < info->attributes->len; i++)
_g_file_attribute_value_clear (&attrs[i].value);
- g_array_free (info->attributes, TRUE);
+ g_array_free (info->attributes, TRUE);
if (info->mask != NO_ATTRIBUTE_MASK)
g_file_attribute_matcher_unref (info->mask);
g_file_info_class_init (GFileInfoClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
-
+
gobject_class->finalize = g_file_info_finalize;
}
/**
* g_file_info_new:
- *
+ *
* Creates a new file info structure.
- *
+ *
* Returns: a #GFileInfo.
**/
GFileInfo *
* g_file_info_copy_into:
* @src_info: source to copy attributes from.
* @dest_info: destination to copy attributes to.
- *
- * Copies all of the #GFileAttribute<!-- -->s from @src_info to @dest_info.
+ *
+ * Copies all of the [GFileAttribute][gio-GFileAttribute]
+ * from @src_info to @dest_info.
**/
void
-g_file_info_copy_into (GFileInfo *src_info,
+g_file_info_copy_into (GFileInfo *src_info,
GFileInfo *dest_info)
{
GFileAttribute *source, *dest;
dest = (GFileAttribute *)dest_info->attributes->data;
for (i = 0; i < dest_info->attributes->len; i++)
_g_file_attribute_value_clear (&dest[i].value);
-
+
g_array_set_size (dest_info->attributes,
src_info->attributes->len);
source = (GFileAttribute *)src_info->attributes->data;
dest = (GFileAttribute *)dest_info->attributes->data;
-
+
for (i = 0; i < src_info->attributes->len; i++)
{
dest[i].attribute = source[i].attribute;
/**
* g_file_info_dup:
* @other: a #GFileInfo.
- *
+ *
* Duplicates a file info structure.
- *
- * Returns: a duplicate #GFileInfo of @other.
+ *
+ * Returns: (transfer full): a duplicate #GFileInfo of @other.
**/
GFileInfo *
g_file_info_dup (GFileInfo *other)
{
GFileInfo *new;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (other), NULL);
-
+
new = g_file_info_new ();
g_file_info_copy_into (other, new);
return new;
{
GFileAttribute *attr;
int i;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
-
+
if (mask != info->mask)
{
if (info->mask != NO_ATTRIBUTE_MASK)
/**
* g_file_info_unset_attribute_mask:
* @info: #GFileInfo.
- *
+ *
* Unsets a mask set by g_file_info_set_attribute_mask(), if one
* is set.
**/
{
GFileAttribute *attrs;
int i;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
attrs = (GFileAttribute *)info->attributes->data;
if (i < info->attributes->len &&
attrs[i].attribute == attr_id)
return &attrs[i].value;
-
+
return NULL;
}
* g_file_info_has_attribute:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
+ *
* Checks if a file info structure has an attribute named @attribute.
- *
- * Returns: %TRUE if @Ginfo has an attribute named @attribute,
+ *
+ * Returns: %TRUE if @Ginfo has an attribute named @attribute,
* %FALSE otherwise.
**/
gboolean
* g_file_info_list_attributes:
* @info: a #GFileInfo.
* @name_space: a file attribute key's namespace.
- *
+ *
* Lists the file info structure's attributes.
- *
- * Returns: a null-terminated array of strings of all of the
- * possible attribute types for the given @name_space, or
- * %NULL on error.
+ *
+ * Returns: (nullable) (array zero-terminated=1) (transfer full): a
+ * null-terminated array of strings of all of the possible attribute
+ * types for the given @name_space, or %NULL on error.
**/
char **
g_file_info_list_attributes (GFileInfo *info,
guint32 attribute;
guint32 ns_id = (name_space) ? lookup_namespace (name_space) : 0;
int i;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
names = g_ptr_array_new ();
/* NULL terminate */
g_ptr_array_add (names, NULL);
-
+
return (char **)g_ptr_array_free (names, FALSE);
}
* g_file_info_get_attribute_type:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
+ *
* Gets the attribute type for an attribute key.
- *
- * Returns: a #GFileAttributeType for the given @attribute, or
+ *
+ * Returns: a #GFileAttributeType for the given @attribute, or
* %G_FILE_ATTRIBUTE_TYPE_INVALID if the key is not set.
**/
GFileAttributeType
const char *attribute)
{
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), G_FILE_ATTRIBUTE_TYPE_INVALID);
g_return_val_if_fail (attribute != NULL && *attribute != '\0', G_FILE_ATTRIBUTE_TYPE_INVALID);
* g_file_info_remove_attribute:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
+ *
* Removes all cases of @attribute from @info if it exists.
**/
void
g_return_if_fail (attribute != NULL && *attribute != '\0');
attr_id = lookup_attribute (attribute);
-
+
i = g_file_info_find_place (info, attr_id);
attrs = (GFileAttribute *)info->attributes->data;
if (i < info->attributes->len &&
* g_file_info_get_attribute_data:
* @info: a #GFileInfo
* @attribute: a file attribute key
- * @type: return location for the attribute type, or %NULL
- * @value_pp: return location for the attribute value, or %NULL
- * @status: return location for the attribute status, or %NULL
+ * @type: (out) (allow-none): return location for the attribute type, or %NULL
+ * @value_pp: (out) (allow-none): return location for the attribute value, or %NULL
+ * @status: (out) (allow-none): return location for the attribute status, or %NULL
*
* Gets the attribute type, value and status for an attribute key.
*
- * Returns: %TRUE if @info has an attribute named @attribute,
+ * Returns: (transfer none): %TRUE if @info has an attribute named @attribute,
* %FALSE otherwise.
*/
gboolean
if (value_pp)
*value_pp = _g_file_attribute_value_peek_as_pointer (value);
-
+
return TRUE;
}
-/**
+/**
* g_file_info_get_attribute_status:
* @info: a #GFileInfo
* @attribute: a file attribute key
*
* Gets the attribute status for an attribute key.
*
- * Returns: a #GFileAttributeStatus for the given @attribute, or
+ * Returns: a #GFileAttributeStatus for the given @attribute, or
* %G_FILE_ATTRIBUTE_STATUS_UNSET if the key is invalid.
*
*/
const char *attribute)
{
GFileAttributeValue *val;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), 0);
g_return_val_if_fail (attribute != NULL && *attribute != '\0', 0);
{
GFileAttributeValue *val;
- g_return_val_if_fail (G_IS_FILE_INFO (info), 0);
- g_return_val_if_fail (attribute != NULL && *attribute != '\0', 0);
+ g_return_val_if_fail (G_IS_FILE_INFO (info), FALSE);
+ g_return_val_if_fail (attribute != NULL && *attribute != '\0', FALSE);
val = g_file_info_find_value_by_name (info, attribute);
if (val)
GFileAttributeValue *
_g_file_info_get_attribute_value (GFileInfo *info,
const char *attribute)
-
+
{
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
g_return_val_if_fail (attribute != NULL && *attribute != '\0', NULL);
* g_file_info_get_attribute_as_string:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
+ *
* Gets the value of a attribute, formated as a string.
* This escapes things as needed to make the string valid
* utf8.
- *
+ *
* Returns: a UTF-8 string associated with the given @attribute.
* When you're done with the string it must be freed with g_free().
**/
{
GFileAttributeValue *val;
val = _g_file_info_get_attribute_value (info, attribute);
- if (val)
+ if (val)
return _g_file_attribute_value_as_string (val);
return NULL;
}
* g_file_info_get_attribute_object:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
- * Gets the value of a #GObject attribute. If the attribute does
+ *
+ * Gets the value of a #GObject attribute. If the attribute does
* not contain a #GObject, %NULL will be returned.
- *
- * Returns: a #GObject associated with the given @attribute, or
+ *
+ * Returns: (transfer none): a #GObject associated with the given @attribute, or
* %NULL otherwise.
**/
GObject *
const char *attribute)
{
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
g_return_val_if_fail (attribute != NULL && *attribute != '\0', NULL);
* g_file_info_get_attribute_string:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
- * Gets the value of a string attribute. If the attribute does
+ *
+ * Gets the value of a string attribute. If the attribute does
* not contain a string, %NULL will be returned.
- *
- * Returns: the contents of the @attribute value as a string, or
+ *
+ * Returns: the contents of the @attribute value as a UTF-8 string, or
* %NULL otherwise.
**/
const char *
const char *attribute)
{
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
g_return_val_if_fail (attribute != NULL && *attribute != '\0', NULL);
* g_file_info_get_attribute_byte_string:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
- * Gets the value of a byte string attribute. If the attribute does
+ *
+ * Gets the value of a byte string attribute. If the attribute does
* not contain a byte string, %NULL will be returned.
- *
- * Returns: the contents of the @attribute value as a byte string, or
+ *
+ * Returns: the contents of the @attribute value as a byte string, or
* %NULL otherwise.
**/
const char *
const char *attribute)
{
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
g_return_val_if_fail (attribute != NULL && *attribute != '\0', NULL);
* Gets the value of a stringv attribute. If the attribute does
* not contain a stringv, %NULL will be returned.
*
- * Returns: the contents of the @attribute value as a stringv, or
- * %NULL otherwise. Do not free.
+ * Returns: (transfer none): the contents of the @attribute value as a stringv, or
+ * %NULL otherwise. Do not free. These returned strings are UTF-8.
+ *
+ * Since: 2.22
**/
char **
g_file_info_get_attribute_stringv (GFileInfo *info,
* g_file_info_get_attribute_boolean:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
+ *
* Gets the value of a boolean attribute. If the attribute does not
* contain a boolean value, %FALSE will be returned.
- *
- * Returns: the boolean value contained within the attribute.
+ *
+ * Returns: the boolean value contained within the attribute.
**/
gboolean
g_file_info_get_attribute_boolean (GFileInfo *info,
const char *attribute)
{
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), FALSE);
g_return_val_if_fail (attribute != NULL && *attribute != '\0', FALSE);
* g_file_info_get_attribute_uint32:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
- * Gets an unsigned 32-bit integer contained within the attribute. If the
- * attribute does not contain an unsigned 32-bit integer, or is invalid,
+ *
+ * Gets an unsigned 32-bit integer contained within the attribute. If the
+ * attribute does not contain an unsigned 32-bit integer, or is invalid,
* 0 will be returned.
- *
- * Returns: an unsigned 32-bit integer from the attribute.
+ *
+ * Returns: an unsigned 32-bit integer from the attribute.
**/
guint32
g_file_info_get_attribute_uint32 (GFileInfo *info,
const char *attribute)
{
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), 0);
g_return_val_if_fail (attribute != NULL && *attribute != '\0', 0);
* g_file_info_get_attribute_int32:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
- * Gets a signed 32-bit integer contained within the attribute. If the
- * attribute does not contain a signed 32-bit integer, or is invalid,
+ *
+ * Gets a signed 32-bit integer contained within the attribute. If the
+ * attribute does not contain a signed 32-bit integer, or is invalid,
* 0 will be returned.
- *
+ *
* Returns: a signed 32-bit integer from the attribute.
**/
gint32
* g_file_info_get_attribute_uint64:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
- * Gets a unsigned 64-bit integer contained within the attribute. If the
- * attribute does not contain an unsigned 64-bit integer, or is invalid,
+ *
+ * Gets a unsigned 64-bit integer contained within the attribute. If the
+ * attribute does not contain an unsigned 64-bit integer, or is invalid,
* 0 will be returned.
- *
- * Returns: a unsigned 64-bit integer from the attribute.
+ *
+ * Returns: a unsigned 64-bit integer from the attribute.
**/
guint64
g_file_info_get_attribute_uint64 (GFileInfo *info,
* g_file_info_get_attribute_int64:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- *
- * Gets a signed 64-bit integer contained within the attribute. If the
- * attribute does not contain an signed 64-bit integer, or is invalid,
+ *
+ * Gets a signed 64-bit integer contained within the attribute. If the
+ * attribute does not contain an signed 64-bit integer, or is invalid,
* 0 will be returned.
- *
- * Returns: a signed 64-bit integer from the attribute.
+ *
+ * Returns: a signed 64-bit integer from the attribute.
**/
gint64
g_file_info_get_attribute_int64 (GFileInfo *info,
if (info->mask != NO_ATTRIBUTE_MASK &&
!_g_file_attribute_matcher_matches_id (info->mask, attr_id))
return NULL;
-
+
i = g_file_info_find_place (info, attr_id);
-
+
attrs = (GFileAttribute *)info->attributes->data;
if (i < info->attributes->len &&
attrs[i].attribute == attr_id)
* @attribute: a file attribute key.
* @type: a #GFileAttributeType
* @value_p: pointer to the value
- *
- * Sets the @attribute to contain the given value, if possible.
+ *
+ * Sets the @attribute to contain the given value, if possible. To unset the
+ * attribute, use %G_ATTRIBUTE_TYPE_INVALID for @type.
**/
void
g_file_info_set_attribute (GFileInfo *info,
* @info: a #GFileInfo.
* @attribute: a file attribute key.
* @attr_value: a #GObject.
- *
- * Sets the @attribute to contain the given @attr_value,
+ *
+ * Sets the @attribute to contain the given @attr_value,
* if possible.
**/
void
/**
* g_file_info_set_attribute_stringv:
* @info: a #GFileInfo.
- * @attribute: a file attribute key.
- * @attr_value: a %NULL terminated string array
+ * @attribute: a file attribute key
+ * @attr_value: (array) (element-type utf8): a %NULL terminated array of UTF-8 strings.
*
* Sets the @attribute to contain the given @attr_value,
* if possible.
g_return_if_fail (attribute != NULL && *attribute != '\0');
g_return_if_fail (attr_value != NULL);
- _g_file_info_set_attribute_stringv_by_id (info,
+ _g_file_info_set_attribute_stringv_by_id (info,
lookup_attribute (attribute),
attr_value);
}
* g_file_info_set_attribute_string:
* @info: a #GFileInfo.
* @attribute: a file attribute key.
- * @attr_value: a string.
- *
- * Sets the @attribute to contain the given @attr_value,
+ * @attr_value: a UTF-8 string.
+ *
+ * Sets the @attribute to contain the given @attr_value,
* if possible.
**/
void
* @info: a #GFileInfo.
* @attribute: a file attribute key.
* @attr_value: a byte string.
- *
- * Sets the @attribute to contain the given @attr_value,
+ *
+ * Sets the @attribute to contain the given @attr_value,
* if possible.
**/
void
* @info: a #GFileInfo.
* @attribute: a file attribute key.
* @attr_value: a boolean value.
- *
- * Sets the @attribute to contain the given @attr_value,
+ *
+ * Sets the @attribute to contain the given @attr_value,
* if possible.
**/
void
* @info: a #GFileInfo.
* @attribute: a file attribute key.
* @attr_value: an unsigned 32-bit integer.
- *
- * Sets the @attribute to contain the given @attr_value,
+ *
+ * Sets the @attribute to contain the given @attr_value,
* if possible.
**/
void
* @info: a #GFileInfo.
* @attribute: a file attribute key.
* @attr_value: a signed 32-bit integer
- *
- * Sets the @attribute to contain the given @attr_value,
+ *
+ * Sets the @attribute to contain the given @attr_value,
* if possible.
**/
void
* @info: a #GFileInfo.
* @attribute: a file attribute key.
* @attr_value: an unsigned 64-bit integer.
- *
- * Sets the @attribute to contain the given @attr_value,
+ *
+ * Sets the @attribute to contain the given @attr_value,
* if possible.
**/
void
* @info: a #GFileInfo.
* @attribute: attribute name to set.
* @attr_value: int64 value to set attribute to.
- *
- * Sets the @attribute to contain the given @attr_value,
+ *
+ * Sets the @attribute to contain the given @attr_value,
* if possible.
- *
+ *
**/
void
g_file_info_set_attribute_int64 (GFileInfo *info,
/* Helper getters */
/**
+ * g_file_info_get_deletion_date:
+ * @info: a #GFileInfo.
+ *
+ * Returns the #GDateTime representing the deletion date of the file, as
+ * available in G_FILE_ATTRIBUTE_TRASH_DELETION_DATE. If the
+ * G_FILE_ATTRIBUTE_TRASH_DELETION_DATE attribute is unset, %NULL is returned.
+ *
+ * Returns: a #GDateTime, or %NULL.
+ *
+ * Since: 2.36
+ **/
+GDateTime *
+g_file_info_get_deletion_date (GFileInfo *info)
+{
+ static guint32 attr = 0;
+ GFileAttributeValue *value;
+ const char *date_str;
+ GTimeVal tv;
+
+ g_return_val_if_fail (G_IS_FILE_INFO (info), FALSE);
+
+ if (attr == 0)
+ attr = lookup_attribute (G_FILE_ATTRIBUTE_TRASH_DELETION_DATE);
+
+ value = g_file_info_find_value (info, attr);
+ date_str = _g_file_attribute_value_get_string (value);
+ if (!date_str)
+ return NULL;
+
+ if (g_time_val_from_iso8601 (date_str, &tv) == FALSE)
+ return NULL;
+
+ return g_date_time_new_from_timeval_local (&tv);
+}
+
+/**
* g_file_info_get_file_type:
* @info: a #GFileInfo.
- *
- * Gets a file's type (whether it is a regular file, symlink, etc).
+ *
+ * Gets a file's type (whether it is a regular file, symlink, etc).
* This is different from the file's content type, see g_file_info_get_content_type().
- *
+ *
* Returns: a #GFileType for the given file.
**/
GFileType
GFileAttributeValue *value;
g_return_val_if_fail (G_IS_FILE_INFO (info), G_FILE_TYPE_UNKNOWN);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_TYPE);
-
+
value = g_file_info_find_value (info, attr);
return (GFileType)_g_file_attribute_value_get_uint32 (value);
}
/**
* g_file_info_get_is_hidden:
* @info: a #GFileInfo.
- *
+ *
* Checks if a file is hidden.
- *
+ *
* Returns: %TRUE if the file is a hidden file, %FALSE otherwise.
**/
gboolean
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), FALSE);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN);
-
+
value = g_file_info_find_value (info, attr);
return (GFileType)_g_file_attribute_value_get_boolean (value);
}
/**
* g_file_info_get_is_backup:
* @info: a #GFileInfo.
- *
+ *
* Checks if a file is a backup file.
- *
+ *
* Returns: %TRUE if file is a backup file, %FALSE otherwise.
**/
gboolean
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), FALSE);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_IS_BACKUP);
-
+
value = g_file_info_find_value (info, attr);
return (GFileType)_g_file_attribute_value_get_boolean (value);
}
/**
* g_file_info_get_is_symlink:
* @info: a #GFileInfo.
- *
+ *
* Checks if a file is a symlink.
- *
+ *
* Returns: %TRUE if the given @info is a symlink.
**/
gboolean
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), FALSE);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_IS_SYMLINK);
-
+
value = g_file_info_find_value (info, attr);
return (GFileType)_g_file_attribute_value_get_boolean (value);
}
/**
* g_file_info_get_name:
* @info: a #GFileInfo.
- *
+ *
* Gets the name for a file.
- *
+ *
* Returns: a string containing the file name.
**/
const char *
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_NAME);
-
+
value = g_file_info_find_value (info, attr);
return _g_file_attribute_value_get_byte_string (value);
}
/**
* g_file_info_get_display_name:
* @info: a #GFileInfo.
- *
+ *
* Gets a display name for a file.
- *
+ *
* Returns: a string containing the display name.
**/
const char *
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME);
-
+
value = g_file_info_find_value (info, attr);
return _g_file_attribute_value_get_string (value);
}
/**
* g_file_info_get_edit_name:
* @info: a #GFileInfo.
- *
+ *
* Gets the edit name for a file.
- *
+ *
* Returns: a string containing the edit name.
**/
const char *
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_EDIT_NAME);
-
+
value = g_file_info_find_value (info, attr);
return _g_file_attribute_value_get_string (value);
}
/**
* g_file_info_get_icon:
* @info: a #GFileInfo.
- *
+ *
* Gets the icon for a file.
- *
- * Returns: #GIcon for the given @info.
+ *
+ * Returns: (transfer none): #GIcon for the given @info.
**/
GIcon *
g_file_info_get_icon (GFileInfo *info)
static guint32 attr = 0;
GFileAttributeValue *value;
GObject *obj;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_ICON);
-
+
+ value = g_file_info_find_value (info, attr);
+ obj = _g_file_attribute_value_get_object (value);
+ if (G_IS_ICON (obj))
+ return G_ICON (obj);
+ return NULL;
+}
+
+/**
+ * g_file_info_get_symbolic_icon:
+ * @info: a #GFileInfo.
+ *
+ * Gets the symbolic icon for a file.
+ *
+ * Returns: (transfer none): #GIcon for the given @info.
+ *
+ * Since: 2.34
+ **/
+GIcon *
+g_file_info_get_symbolic_icon (GFileInfo *info)
+{
+ static guint32 attr = 0;
+ GFileAttributeValue *value;
+ GObject *obj;
+
+ g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
+
+ if (attr == 0)
+ attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_SYMBOLIC_ICON);
+
value = g_file_info_find_value (info, attr);
obj = _g_file_attribute_value_get_object (value);
if (G_IS_ICON (obj))
/**
* g_file_info_get_content_type:
* @info: a #GFileInfo.
- *
+ *
* Gets the file's content type.
- *
+ *
* Returns: a string containing the file's content type.
**/
const char *
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE);
-
+
value = g_file_info_find_value (info, attr);
return _g_file_attribute_value_get_string (value);
}
/**
* g_file_info_get_size:
* @info: a #GFileInfo.
- *
+ *
* Gets the file's size.
- *
- * Returns: a #goffset containing the file's size.
+ *
+ * Returns: a #goffset containing the file's size.
**/
goffset
g_file_info_get_size (GFileInfo *info)
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), (goffset) 0);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_SIZE);
-
+
value = g_file_info_find_value (info, attr);
return (goffset) _g_file_attribute_value_get_uint64 (value);
}
/**
* g_file_info_get_modification_time:
* @info: a #GFileInfo.
- * @result: a #GTimeVal.
- *
+ * @result: (out caller-allocates): a #GTimeVal.
+ *
* Gets the modification time of the current @info and sets it
* in @result.
**/
g_return_if_fail (G_IS_FILE_INFO (info));
g_return_if_fail (result != NULL);
-
+
if (attr_mtime == 0)
{
attr_mtime = lookup_attribute (G_FILE_ATTRIBUTE_TIME_MODIFIED);
attr_mtime_usec = lookup_attribute (G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC);
}
-
+
value = g_file_info_find_value (info, attr_mtime);
result->tv_sec = _g_file_attribute_value_get_uint64 (value);
value = g_file_info_find_value (info, attr_mtime_usec);
/**
* g_file_info_get_symlink_target:
* @info: a #GFileInfo.
- *
+ *
* Gets the symlink target for a given #GFileInfo.
- *
+ *
* Returns: a string containing the symlink target.
**/
const char *
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET);
-
+
value = g_file_info_find_value (info, attr);
return _g_file_attribute_value_get_byte_string (value);
}
/**
* g_file_info_get_etag:
* @info: a #GFileInfo.
- *
- * Gets the <link linkend="gfile-etag">entity tag</link> for a given
+ *
+ * Gets the [entity tag][gfile-etag] for a given
* #GFileInfo. See %G_FILE_ATTRIBUTE_ETAG_VALUE.
- *
+ *
* Returns: a string containing the value of the "etag:value" attribute.
**/
const char *
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_ETAG_VALUE);
-
+
value = g_file_info_find_value (info, attr);
return _g_file_attribute_value_get_string (value);
}
/**
* g_file_info_get_sort_order:
* @info: a #GFileInfo.
- *
+ *
* Gets the value of the sort_order attribute from the #GFileInfo.
* See %G_FILE_ATTRIBUTE_STANDARD_SORT_ORDER.
- *
+ *
* Returns: a #gint32 containing the value of the "standard::sort_order" attribute.
**/
gint32
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_val_if_fail (G_IS_FILE_INFO (info), 0);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_SORT_ORDER);
-
+
value = g_file_info_find_value (info, attr);
return _g_file_attribute_value_get_int32 (value);
}
* g_file_info_set_file_type:
* @info: a #GFileInfo.
* @type: a #GFileType.
- *
+ *
* Sets the file type in a #GFileInfo to @type.
* See %G_FILE_ATTRIBUTE_STANDARD_TYPE.
**/
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_TYPE);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_uint32 (value, type);
* g_file_info_set_is_hidden:
* @info: a #GFileInfo.
* @is_hidden: a #gboolean.
- *
- * Sets the "is_hidden" attribute in a #GFileInfo according to @is_symlink.
+ *
+ * Sets the "is_hidden" attribute in a #GFileInfo according to @is_hidden.
* See %G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN.
**/
void
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_IS_HIDDEN);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_boolean (value, is_hidden);
* g_file_info_set_is_symlink:
* @info: a #GFileInfo.
* @is_symlink: a #gboolean.
- *
+ *
* Sets the "is_symlink" attribute in a #GFileInfo according to @is_symlink.
* See %G_FILE_ATTRIBUTE_STANDARD_IS_SYMLINK.
**/
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_IS_SYMLINK);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_boolean (value, is_symlink);
* g_file_info_set_name:
* @info: a #GFileInfo.
* @name: a string containing a name.
- *
- * Sets the name attribute for the current #GFileInfo.
+ *
+ * Sets the name attribute for the current #GFileInfo.
* See %G_FILE_ATTRIBUTE_STANDARD_NAME.
**/
void
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
g_return_if_fail (name != NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_NAME);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_byte_string (value, name);
* g_file_info_set_display_name:
* @info: a #GFileInfo.
* @display_name: a string containing a display name.
- *
+ *
* Sets the display name for the current #GFileInfo.
* See %G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME.
**/
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
g_return_if_fail (display_name != NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_string (value, display_name);
* g_file_info_set_edit_name:
* @info: a #GFileInfo.
* @edit_name: a string containing an edit name.
- *
+ *
* Sets the edit name for the current file.
* See %G_FILE_ATTRIBUTE_STANDARD_EDIT_NAME.
**/
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
g_return_if_fail (edit_name != NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_EDIT_NAME);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_string (value, edit_name);
* g_file_info_set_icon:
* @info: a #GFileInfo.
* @icon: a #GIcon.
- *
- * Sets the icon for a given #GFileInfo.
+ *
+ * Sets the icon for a given #GFileInfo.
* See %G_FILE_ATTRIBUTE_STANDARD_ICON.
**/
void
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
g_return_if_fail (G_IS_ICON (icon));
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_ICON);
-
+
+ value = g_file_info_create_value (info, attr);
+ if (value)
+ _g_file_attribute_value_set_object (value, G_OBJECT (icon));
+}
+
+/**
+ * g_file_info_set_symbolic_icon:
+ * @info: a #GFileInfo.
+ * @icon: a #GIcon.
+ *
+ * Sets the symbolic icon for a given #GFileInfo.
+ * See %G_FILE_ATTRIBUTE_STANDARD_SYMBOLIC_ICON.
+ *
+ * Since: 2.34
+ **/
+void
+g_file_info_set_symbolic_icon (GFileInfo *info,
+ GIcon *icon)
+{
+ static guint32 attr = 0;
+ GFileAttributeValue *value;
+
+ g_return_if_fail (G_IS_FILE_INFO (info));
+ g_return_if_fail (G_IS_ICON (icon));
+
+ if (attr == 0)
+ attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_SYMBOLIC_ICON);
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_object (value, G_OBJECT (icon));
/**
* g_file_info_set_content_type:
* @info: a #GFileInfo.
- * @content_type: a content type. See #GContentType.
- *
+ * @content_type: a content type. See [GContentType][gio-GContentType]
+ *
* Sets the content type attribute for a given #GFileInfo.
* See %G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE.
**/
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
g_return_if_fail (content_type != NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_string (value, content_type);
* g_file_info_set_size:
* @info: a #GFileInfo.
* @size: a #goffset containing the file's size.
- *
- * Sets the %G_FILE_ATTRIBUTE_STANDARD_SIZE attribute in the file info
+ *
+ * Sets the %G_FILE_ATTRIBUTE_STANDARD_SIZE attribute in the file info
* to the given size.
**/
void
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_SIZE);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_uint64 (value, size);
}
/**
- * g_file_info_set_modification_time
+ * g_file_info_set_modification_time:
* @info: a #GFileInfo.
* @mtime: a #GTimeVal.
- *
+ *
* Sets the %G_FILE_ATTRIBUTE_TIME_MODIFIED attribute in the file
* info to the given time value.
**/
{
static guint32 attr_mtime = 0, attr_mtime_usec;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
g_return_if_fail (mtime != NULL);
-
+
if (attr_mtime == 0)
{
attr_mtime = lookup_attribute (G_FILE_ATTRIBUTE_TIME_MODIFIED);
attr_mtime_usec = lookup_attribute (G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC);
}
-
+
value = g_file_info_create_value (info, attr_mtime);
if (value)
_g_file_attribute_value_set_uint64 (value, mtime->tv_sec);
* g_file_info_set_symlink_target:
* @info: a #GFileInfo.
* @symlink_target: a static string containing a path to a symlink target.
- *
- * Sets the %G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET attribute in the file info
+ *
+ * Sets the %G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET attribute in the file info
* to the given symlink target.
**/
void
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
g_return_if_fail (symlink_target != NULL);
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_SYMLINK_TARGET);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_byte_string (value, symlink_target);
* g_file_info_set_sort_order:
* @info: a #GFileInfo.
* @sort_order: a sort order integer.
- *
- * Sets the sort order attribute in the file info structure. See
+ *
+ * Sets the sort order attribute in the file info structure. See
* %G_FILE_ATTRIBUTE_STANDARD_SORT_ORDER.
**/
void
{
static guint32 attr = 0;
GFileAttributeValue *value;
-
+
g_return_if_fail (G_IS_FILE_INFO (info));
-
+
if (attr == 0)
attr = lookup_attribute (G_FILE_ATTRIBUTE_STANDARD_SORT_ORDER);
-
+
value = g_file_info_create_value (info, attr);
if (value)
_g_file_attribute_value_set_int32 (value, sort_order);
}
-#define ON_STACK_MATCHERS 5
-
typedef struct {
guint32 id;
guint32 mask;
struct _GFileAttributeMatcher {
gboolean all;
- SubMatcher sub_matchers[ON_STACK_MATCHERS];
- GArray *more_sub_matchers;
+ gint ref;
+
+ GArray *sub_matchers;
/* Interator */
guint32 iterator_ns;
- int iterator_pos;
- int ref;
+ gint iterator_pos;
};
-static void
-matcher_add (GFileAttributeMatcher *matcher,
- guint id,
- guint mask)
+G_DEFINE_BOXED_TYPE (GFileAttributeMatcher, g_file_attribute_matcher,
+ g_file_attribute_matcher_ref,
+ g_file_attribute_matcher_unref)
+
+static gint
+compare_sub_matchers (gconstpointer a,
+ gconstpointer b)
{
- SubMatcher *sub_matchers;
- int i;
- SubMatcher s;
+ const SubMatcher *suba = a;
+ const SubMatcher *subb = b;
+ int diff;
+
+ diff = suba->id - subb->id;
+
+ if (diff)
+ return diff;
- for (i = 0; i < ON_STACK_MATCHERS; i++)
+ return suba->mask - subb->mask;
+}
+
+static gboolean
+sub_matcher_matches (SubMatcher *matcher,
+ SubMatcher *submatcher)
+{
+ if ((matcher->mask & submatcher->mask) != matcher->mask)
+ return FALSE;
+
+ return matcher->id == (submatcher->id & matcher->mask);
+}
+
+/* Call this function after modifying a matcher.
+ * It will ensure all the invariants other functions rely on.
+ */
+static GFileAttributeMatcher *
+matcher_optimize (GFileAttributeMatcher *matcher)
+{
+ SubMatcher *submatcher, *compare;
+ guint i, j;
+
+ /* remove sub_matchers if we match everything anyway */
+ if (matcher->all)
{
- /* First empty spot, not found, use this */
- if (matcher->sub_matchers[i].id == 0)
- {
- matcher->sub_matchers[i].id = id;
- matcher->sub_matchers[i].mask = mask;
- return;
- }
-
- /* Already added */
- if (matcher->sub_matchers[i].id == id &&
- matcher->sub_matchers[i].mask == mask)
- return;
+ if (matcher->sub_matchers)
+ {
+ g_array_free (matcher->sub_matchers, TRUE);
+ matcher->sub_matchers = NULL;
+ }
+ return matcher;
}
- if (matcher->more_sub_matchers == NULL)
- matcher->more_sub_matchers = g_array_new (FALSE, FALSE, sizeof (SubMatcher));
-
- sub_matchers = (SubMatcher *)matcher->more_sub_matchers->data;
- for (i = 0; i < matcher->more_sub_matchers->len; i++)
+ if (matcher->sub_matchers->len == 0)
{
- /* Already added */
- if (sub_matchers[i].id == id &&
- sub_matchers[i].mask == mask)
- return;
+ g_file_attribute_matcher_unref (matcher);
+ return NULL;
}
- s.id = id;
- s.mask = mask;
-
- g_array_append_val (matcher->more_sub_matchers, s);
+ /* sort sub_matchers by id (and then mask), so we can bsearch
+ * and compare matchers in O(N) instead of O(N²) */
+ g_array_sort (matcher->sub_matchers, compare_sub_matchers);
+
+ /* remove duplicates and specific matches when we match the whole namespace */
+ j = 0;
+ compare = &g_array_index (matcher->sub_matchers, SubMatcher, j);
+
+ for (i = 1; i < matcher->sub_matchers->len; i++)
+ {
+ submatcher = &g_array_index (matcher->sub_matchers, SubMatcher, i);
+ if (sub_matcher_matches (compare, submatcher))
+ continue;
+
+ j++;
+ compare++;
+
+ if (j < i)
+ *compare = *submatcher;
+ }
+
+ g_array_set_size (matcher->sub_matchers, j + 1);
+
+ return matcher;
}
/**
* g_file_attribute_matcher_new:
* @attributes: an attribute string to match.
- *
- * Creates a new file attribute matcher, which matches attributes
- * against a given string. #GFileAttributeMatcher<!-- -->s are reference
- * counted structures, and are created with a reference count of 1. If
- * the number of references falls to 0, the #GFileAttributeMatcher is
+ *
+ * Creates a new file attribute matcher, which matches attributes
+ * against a given string. #GFileAttributeMatchers are reference
+ * counted structures, and are created with a reference count of 1. If
+ * the number of references falls to 0, the #GFileAttributeMatcher is
* automatically destroyed.
- *
+ *
* The @attribute string should be formatted with specific keys separated
- * from namespaces with a double colon. Several "namespace::key" strings may be
- * concatenated with a single comma (e.g. "standard::type,standard::is-hidden").
- * The wildcard "*" may be used to match all keys and namespaces, or
- * "namespace::*" will match all keys in a given namespace.
- *
- * Examples of strings to use:
- * <table>
- * <title>File Attribute Matcher strings and results</title>
- * <tgroup cols='2' align='left'><thead>
- * <row><entry> Matcher String </entry><entry> Matches </entry></row></thead>
- * <tbody>
- * <row><entry>"*"</entry><entry>matches all attributes.</entry></row>
- * <row><entry>"standard::is-hidden"</entry><entry>matches only the key is-hidden in the standard namespace.</entry></row>
- * <row><entry>"standard::type,unix::*"</entry><entry>matches the type key in the standard namespace and
- * all keys in the unix namespace.</entry></row>
- * </tbody></tgroup>
- * </table>
- *
- * Returns: a #GFileAttributeMatcher.
- **/
+ * from namespaces with a double colon. Several "namespace::key" strings may be
+ * concatenated with a single comma (e.g. "standard::type,standard::is-hidden").
+ * The wildcard "*" may be used to match all keys and namespaces, or
+ * "namespace::*" will match all keys in a given namespace.
+ *
+ * ## Examples of file attribute matcher strings and results
+ *
+ * - `"*"`: matches all attributes.
+ * - `"standard::is-hidden"`: matches only the key is-hidden in the
+ * standard namespace.
+ * - `"standard::type,unix::*"`: matches the type key in the standard
+ * namespace and all keys in the unix namespace.
+ *
+ * Returns: a #GFileAttributeMatcher
+ */
GFileAttributeMatcher *
g_file_attribute_matcher_new (const char *attributes)
{
matcher = g_malloc0 (sizeof (GFileAttributeMatcher));
matcher->ref = 1;
+ matcher->sub_matchers = g_array_new (FALSE, FALSE, sizeof (SubMatcher));
split = g_strsplit (attributes, ",", -1);
matcher->all = TRUE;
else
{
- guint32 id, mask;
-
+ SubMatcher s;
+
colon = strstr (split[i], "::");
if (colon != NULL &&
!(colon[2] == 0 ||
(colon[2] == '*' &&
colon[3] == 0)))
{
- id = lookup_attribute (split[i]);
- mask = 0xffffffff;
+ s.id = lookup_attribute (split[i]);
+ s.mask = 0xffffffff;
}
else
{
if (colon)
*colon = 0;
- id = lookup_namespace (split[i]) << NS_POS;
- mask = NS_MASK << NS_POS;
+ s.id = lookup_namespace (split[i]) << NS_POS;
+ s.mask = NS_MASK << NS_POS;
}
-
- matcher_add (matcher, id, mask);
+
+ g_array_append_val (matcher->sub_matchers, s);
}
}
g_strfreev (split);
+ matcher = matcher_optimize (matcher);
+
return matcher;
}
/**
+ * g_file_attribute_matcher_subtract:
+ * @matcher: Matcher to subtract from
+ * @subtract: The matcher to subtract
+ *
+ * Subtracts all attributes of @subtract from @matcher and returns
+ * a matcher that supports those attributes.
+ *
+ * Note that currently it is not possible to remove a single
+ * attribute when the @matcher matches the whole namespace - or remove
+ * a namespace or attribute when the matcher matches everything. This
+ * is a limitation of the current implementation, but may be fixed
+ * in the future.
+ *
+ * Returns: A file attribute matcher matching all attributes of
+ * @matcher that are not matched by @subtract
+ **/
+GFileAttributeMatcher *
+g_file_attribute_matcher_subtract (GFileAttributeMatcher *matcher,
+ GFileAttributeMatcher *subtract)
+{
+ GFileAttributeMatcher *result;
+ guint mi, si;
+ SubMatcher *msub, *ssub;
+
+ if (matcher == NULL)
+ return NULL;
+ if (subtract == NULL)
+ return g_file_attribute_matcher_ref (matcher);
+ if (subtract->all)
+ return NULL;
+ if (matcher->all)
+ return g_file_attribute_matcher_ref (matcher);
+
+ result = g_malloc0 (sizeof (GFileAttributeMatcher));
+ result->ref = 1;
+ result->sub_matchers = g_array_new (FALSE, FALSE, sizeof (SubMatcher));
+
+ si = 0;
+ g_assert (subtract->sub_matchers->len > 0);
+ ssub = &g_array_index (subtract->sub_matchers, SubMatcher, si);
+
+ for (mi = 0; mi < matcher->sub_matchers->len; mi++)
+ {
+ msub = &g_array_index (matcher->sub_matchers, SubMatcher, mi);
+
+retry:
+ if (sub_matcher_matches (ssub, msub))
+ continue;
+
+ si++;
+ if (si >= subtract->sub_matchers->len)
+ break;
+
+ ssub = &g_array_index (subtract->sub_matchers, SubMatcher, si);
+ if (ssub->id <= msub->id)
+ goto retry;
+
+ g_array_append_val (result->sub_matchers, *msub);
+ }
+
+ if (mi < matcher->sub_matchers->len)
+ g_array_append_vals (result->sub_matchers,
+ &g_array_index (matcher->sub_matchers, SubMatcher, mi),
+ matcher->sub_matchers->len - mi);
+
+ result = matcher_optimize (result);
+
+ return result;
+}
+
+/**
* g_file_attribute_matcher_ref:
* @matcher: a #GFileAttributeMatcher.
- *
+ *
* References a file attribute matcher.
- *
+ *
* Returns: a #GFileAttributeMatcher.
**/
GFileAttributeMatcher *
/**
* g_file_attribute_matcher_unref:
* @matcher: a #GFileAttributeMatcher.
- *
- * Unreferences @matcher. If the reference count falls below 1,
+ *
+ * Unreferences @matcher. If the reference count falls below 1,
* the @matcher is automatically freed.
- *
+ *
**/
void
g_file_attribute_matcher_unref (GFileAttributeMatcher *matcher)
if (matcher)
{
g_return_if_fail (matcher->ref > 0);
-
+
if (g_atomic_int_dec_and_test (&matcher->ref))
{
- if (matcher->more_sub_matchers)
- g_array_free (matcher->more_sub_matchers, TRUE);
-
+ if (matcher->sub_matchers)
+ g_array_free (matcher->sub_matchers, TRUE);
+
g_free (matcher);
}
}
* g_file_attribute_matcher_matches_only:
* @matcher: a #GFileAttributeMatcher.
* @attribute: a file attribute key.
- *
+ *
* Checks if a attribute matcher only matches a given attribute. Always
* returns %FALSE if "*" was used when creating the matcher.
- *
+ *
* Returns: %TRUE if the matcher only matches @attribute. %FALSE otherwise.
**/
gboolean
g_file_attribute_matcher_matches_only (GFileAttributeMatcher *matcher,
const char *attribute)
{
+ SubMatcher *sub_matcher;
guint32 id;
g_return_val_if_fail (attribute != NULL && *attribute != '\0', FALSE);
if (matcher == NULL ||
matcher->all)
return FALSE;
+
+ if (matcher->sub_matchers->len != 1)
+ return FALSE;
id = lookup_attribute (attribute);
-
- if (matcher->sub_matchers[0].id != 0 &&
- matcher->sub_matchers[1].id == 0 &&
- matcher->sub_matchers[0].mask == 0xffffffff &&
- matcher->sub_matchers[0].id == id)
- return TRUE;
- return FALSE;
+ sub_matcher = &g_array_index (matcher->sub_matchers, SubMatcher, 0);
+
+ return sub_matcher->id == id &&
+ sub_matcher->mask == 0xffffffff;
}
static gboolean
{
SubMatcher *sub_matchers;
int i;
-
- for (i = 0; i < ON_STACK_MATCHERS; i++)
- {
- if (matcher->sub_matchers[i].id == 0)
- return FALSE;
-
- if (matcher->sub_matchers[i].id == (id & matcher->sub_matchers[i].mask))
- return TRUE;
- }
- if (matcher->more_sub_matchers)
+ if (matcher->sub_matchers)
{
- sub_matchers = (SubMatcher *)matcher->more_sub_matchers->data;
- for (i = 0; i < matcher->more_sub_matchers->len; i++)
+ sub_matchers = (SubMatcher *)matcher->sub_matchers->data;
+ for (i = 0; i < matcher->sub_matchers->len; i++)
{
if (sub_matchers[i].id == (id & sub_matchers[i].mask))
return TRUE;
}
}
-
+
return FALSE;
}
/* We return a NULL matcher for an empty match string, so handle this */
if (matcher == NULL)
return FALSE;
-
+
if (matcher->all)
return TRUE;
-
+
return matcher_matches_id (matcher, id);
}
* @matcher: a #GFileAttributeMatcher.
* @attribute: a file attribute key.
*
- * Checks if an attribute will be matched by an attribute matcher. If
+ * Checks if an attribute will be matched by an attribute matcher. If
* the matcher was created with the "*" matching string, this function
* will always return %TRUE.
- *
+ *
* Returns: %TRUE if @attribute matches @matcher. %FALSE otherwise.
**/
gboolean
/* We return a NULL matcher for an empty match string, so handle this */
if (matcher == NULL)
return FALSE;
-
+
if (matcher->all)
return TRUE;
-
+
return matcher_matches_id (matcher, lookup_attribute (attribute));
}
* g_file_attribute_matcher_enumerate_namespace:
* @matcher: a #GFileAttributeMatcher.
* @ns: a string containing a file attribute namespace.
- *
+ *
* Checks if the matcher will match all of the keys in a given namespace.
- * This will always return %TRUE if a wildcard character is in use (e.g. if
+ * This will always return %TRUE if a wildcard character is in use (e.g. if
* matcher was created with "standard::*" and @ns is "standard", or if matcher was created
- * using "*" and namespace is anything.)
- *
+ * using "*" and namespace is anything.)
+ *
* TODO: this is awkwardly worded.
- *
+ *
* Returns: %TRUE if the matcher matches all of the entries
* in the given @ns, %FALSE otherwise.
**/
SubMatcher *sub_matchers;
int ns_id;
int i;
-
+
g_return_val_if_fail (ns != NULL && *ns != '\0', FALSE);
/* We return a NULL matcher for an empty match string, so handle this */
if (matcher == NULL)
return FALSE;
-
+
if (matcher->all)
return TRUE;
ns_id = lookup_namespace (ns) << NS_POS;
- for (i = 0; i < ON_STACK_MATCHERS; i++)
+ if (matcher->sub_matchers)
{
- if (matcher->sub_matchers[i].id == ns_id)
- return TRUE;
- }
-
- if (matcher->more_sub_matchers)
- {
- sub_matchers = (SubMatcher *)matcher->more_sub_matchers->data;
- for (i = 0; i < matcher->more_sub_matchers->len; i++)
+ sub_matchers = (SubMatcher *)matcher->sub_matchers->data;
+ for (i = 0; i < matcher->sub_matchers->len; i++)
{
if (sub_matchers[i].id == ns_id)
return TRUE;
matcher->iterator_ns = ns_id;
matcher->iterator_pos = 0;
-
+
return FALSE;
}
/**
* g_file_attribute_matcher_enumerate_next:
* @matcher: a #GFileAttributeMatcher.
- *
+ *
* Gets the next matched attribute from a #GFileAttributeMatcher.
- *
- * Returns: a string containing the next attribute or %NULL if
+ *
+ * Returns: a string containing the next attribute or %NULL if
* no more attribute exist.
**/
const char *
{
i = matcher->iterator_pos++;
- if (i < ON_STACK_MATCHERS)
- {
- if (matcher->sub_matchers[i].id == 0)
- return NULL;
+ if (matcher->sub_matchers == NULL)
+ return NULL;
- sub_matcher = &matcher->sub_matchers[i];
- }
+ if (i < matcher->sub_matchers->len)
+ sub_matcher = &g_array_index (matcher->sub_matchers, SubMatcher, i);
else
- {
- if (matcher->more_sub_matchers == NULL)
- return NULL;
-
- i -= ON_STACK_MATCHERS;
- if (i < matcher->more_sub_matchers->len)
- sub_matcher = &g_array_index (matcher->more_sub_matchers, SubMatcher, i);
- else
- return NULL;
- }
+ return NULL;
if (sub_matcher->mask == 0xffffffff &&
(sub_matcher->id & (NS_MASK << NS_POS)) == matcher->iterator_ns)
}
}
-#define __G_FILE_INFO_C__
-#include "gioaliasdef.c"
+/**
+ * g_file_attribute_matcher_to_string:
+ * @matcher: (allow-none): a #GFileAttributeMatcher.
+ *
+ * Prints what the matcher is matching against. The format will be
+ * equal to the format passed to g_file_attribute_matcher_new().
+ * The output however, might not be identical, as the matcher may
+ * decide to use a different order or omit needless parts.
+ *
+ * Returns: a string describing the attributes the matcher matches
+ * against or %NULL if @matcher was %NULL.
+ *
+ * Since: 2.32
+ **/
+char *
+g_file_attribute_matcher_to_string (GFileAttributeMatcher *matcher)
+{
+ GString *string;
+ guint i;
+
+ if (matcher == NULL)
+ return NULL;
+
+ if (matcher->all)
+ return g_strdup ("*");
+
+ string = g_string_new ("");
+ for (i = 0; i < matcher->sub_matchers->len; i++)
+ {
+ SubMatcher *submatcher = &g_array_index (matcher->sub_matchers, SubMatcher, i);
+
+ if (i > 0)
+ g_string_append_c (string, ',');
+
+ g_string_append (string, get_attribute_for_id (submatcher->id));
+ }
+
+ return g_string_free (string, FALSE);
+}