Back to home page

EIC code displayed by LXR

 
 

    


File indexing completed on 2025-01-18 09:59:57

0001 /* GIO - GLib Input, Output and Streaming Library
0002  *
0003  * Copyright (C) 2006-2007 Red Hat, Inc.
0004  *
0005  * SPDX-License-Identifier: LGPL-2.1-or-later
0006  *
0007  * This library is free software; you can redistribute it and/or
0008  * modify it under the terms of the GNU Lesser General Public
0009  * License as published by the Free Software Foundation; either
0010  * version 2.1 of the License, or (at your option) any later version.
0011  *
0012  * This library is distributed in the hope that it will be useful,
0013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
0014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0015  * Lesser General Public License for more details.
0016  *
0017  * You should have received a copy of the GNU Lesser General
0018  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
0019  *
0020  * Author: Alexander Larsson <alexl@redhat.com>
0021  */
0022 
0023 #ifndef __GIO_ENUMS_H__
0024 #define __GIO_ENUMS_H__
0025 
0026 #if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
0027 #error "Only <gio/gio.h> can be included directly."
0028 #endif
0029 
0030 #include <glib-object.h>
0031 #include <gio/gio-visibility.h>
0032 
0033 G_BEGIN_DECLS
0034 
0035 
0036 /**
0037  * GAppInfoCreateFlags:
0038  * @G_APP_INFO_CREATE_NONE: No flags.
0039  * @G_APP_INFO_CREATE_NEEDS_TERMINAL: Application opens in a terminal window.
0040  * @G_APP_INFO_CREATE_SUPPORTS_URIS: Application supports URI arguments.
0041  * @G_APP_INFO_CREATE_SUPPORTS_STARTUP_NOTIFICATION: Application supports startup notification. Since 2.26
0042  *
0043  * Flags used when creating a #GAppInfo.
0044  */
0045 typedef enum {
0046   G_APP_INFO_CREATE_NONE                           = 0,         /*< nick=none >*/
0047   G_APP_INFO_CREATE_NEEDS_TERMINAL                 = (1 << 0),  /*< nick=needs-terminal >*/
0048   G_APP_INFO_CREATE_SUPPORTS_URIS                  = (1 << 1),  /*< nick=supports-uris >*/
0049   G_APP_INFO_CREATE_SUPPORTS_STARTUP_NOTIFICATION  = (1 << 2)   /*< nick=supports-startup-notification >*/
0050 } GAppInfoCreateFlags;
0051 
0052 /**
0053  * GConverterFlags:
0054  * @G_CONVERTER_NO_FLAGS: No flags.
0055  * @G_CONVERTER_INPUT_AT_END: At end of input data
0056  * @G_CONVERTER_FLUSH: Flush data
0057  *
0058  * Flags used when calling a g_converter_convert().
0059  *
0060  * Since: 2.24
0061  */
0062 typedef enum {
0063   G_CONVERTER_NO_FLAGS     = 0,         /*< nick=none >*/
0064   G_CONVERTER_INPUT_AT_END = (1 << 0),  /*< nick=input-at-end >*/
0065   G_CONVERTER_FLUSH        = (1 << 1)   /*< nick=flush >*/
0066 } GConverterFlags;
0067 
0068 /**
0069  * GConverterResult:
0070  * @G_CONVERTER_ERROR: There was an error during conversion.
0071  * @G_CONVERTER_CONVERTED: Some data was consumed or produced
0072  * @G_CONVERTER_FINISHED: The conversion is finished
0073  * @G_CONVERTER_FLUSHED: Flushing is finished
0074  *
0075  * Results returned from g_converter_convert().
0076  *
0077  * Since: 2.24
0078  */
0079 typedef enum {
0080   G_CONVERTER_ERROR     = 0,  /*< nick=error >*/
0081   G_CONVERTER_CONVERTED = 1,  /*< nick=converted >*/
0082   G_CONVERTER_FINISHED  = 2,  /*< nick=finished >*/
0083   G_CONVERTER_FLUSHED   = 3   /*< nick=flushed >*/
0084 } GConverterResult;
0085 
0086 
0087 /**
0088  * GDataStreamByteOrder:
0089  * @G_DATA_STREAM_BYTE_ORDER_BIG_ENDIAN: Selects Big Endian byte order.
0090  * @G_DATA_STREAM_BYTE_ORDER_LITTLE_ENDIAN: Selects Little Endian byte order.
0091  * @G_DATA_STREAM_BYTE_ORDER_HOST_ENDIAN: Selects endianness based on host machine's architecture.
0092  *
0093  * #GDataStreamByteOrder is used to ensure proper endianness of streaming data sources
0094  * across various machine architectures.
0095  *
0096  **/
0097 typedef enum {
0098   G_DATA_STREAM_BYTE_ORDER_BIG_ENDIAN,
0099   G_DATA_STREAM_BYTE_ORDER_LITTLE_ENDIAN,
0100   G_DATA_STREAM_BYTE_ORDER_HOST_ENDIAN
0101 } GDataStreamByteOrder;
0102 
0103 
0104 /**
0105  * GDataStreamNewlineType:
0106  * @G_DATA_STREAM_NEWLINE_TYPE_LF: Selects "LF" line endings, common on most modern UNIX platforms.
0107  * @G_DATA_STREAM_NEWLINE_TYPE_CR: Selects "CR" line endings.
0108  * @G_DATA_STREAM_NEWLINE_TYPE_CR_LF: Selects "CR, LF" line ending, common on Microsoft Windows.
0109  * @G_DATA_STREAM_NEWLINE_TYPE_ANY: Automatically try to handle any line ending type.
0110  *
0111  * #GDataStreamNewlineType is used when checking for or setting the line endings for a given file.
0112  **/
0113 typedef enum {
0114   G_DATA_STREAM_NEWLINE_TYPE_LF,
0115   G_DATA_STREAM_NEWLINE_TYPE_CR,
0116   G_DATA_STREAM_NEWLINE_TYPE_CR_LF,
0117   G_DATA_STREAM_NEWLINE_TYPE_ANY
0118 } GDataStreamNewlineType;
0119 
0120 
0121 /**
0122  * GFileAttributeType:
0123  * @G_FILE_ATTRIBUTE_TYPE_INVALID: indicates an invalid or uninitialized type.
0124  * @G_FILE_ATTRIBUTE_TYPE_STRING: a null terminated UTF8 string.
0125  * @G_FILE_ATTRIBUTE_TYPE_BYTE_STRING: a zero terminated string of non-zero bytes.
0126  * @G_FILE_ATTRIBUTE_TYPE_BOOLEAN: a boolean value.
0127  * @G_FILE_ATTRIBUTE_TYPE_UINT32: an unsigned 4-byte/32-bit integer.
0128  * @G_FILE_ATTRIBUTE_TYPE_INT32: a signed 4-byte/32-bit integer.
0129  * @G_FILE_ATTRIBUTE_TYPE_UINT64: an unsigned 8-byte/64-bit integer.
0130  * @G_FILE_ATTRIBUTE_TYPE_INT64: a signed 8-byte/64-bit integer.
0131  * @G_FILE_ATTRIBUTE_TYPE_OBJECT: a #GObject.
0132  * @G_FILE_ATTRIBUTE_TYPE_STRINGV: a %NULL terminated char **. Since 2.22
0133  *
0134  * The data types for file attributes.
0135  **/
0136 typedef enum {
0137   G_FILE_ATTRIBUTE_TYPE_INVALID = 0,
0138   G_FILE_ATTRIBUTE_TYPE_STRING,
0139   G_FILE_ATTRIBUTE_TYPE_BYTE_STRING, /* zero terminated string of non-zero bytes */
0140   G_FILE_ATTRIBUTE_TYPE_BOOLEAN,
0141   G_FILE_ATTRIBUTE_TYPE_UINT32,
0142   G_FILE_ATTRIBUTE_TYPE_INT32,
0143   G_FILE_ATTRIBUTE_TYPE_UINT64,
0144   G_FILE_ATTRIBUTE_TYPE_INT64,
0145   G_FILE_ATTRIBUTE_TYPE_OBJECT,
0146   G_FILE_ATTRIBUTE_TYPE_STRINGV
0147 } GFileAttributeType;
0148 
0149 
0150 /**
0151  * GFileAttributeInfoFlags:
0152  * @G_FILE_ATTRIBUTE_INFO_NONE: no flags set.
0153  * @G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE: copy the attribute values when the file is copied.
0154  * @G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED: copy the attribute values when the file is moved.
0155  *
0156  * Flags specifying the behaviour of an attribute.
0157  **/
0158 typedef enum {
0159   G_FILE_ATTRIBUTE_INFO_NONE            = 0,
0160   G_FILE_ATTRIBUTE_INFO_COPY_WITH_FILE  = (1 << 0),
0161   G_FILE_ATTRIBUTE_INFO_COPY_WHEN_MOVED = (1 << 1)
0162 } GFileAttributeInfoFlags;
0163 
0164 
0165 /**
0166  * GFileAttributeStatus:
0167  * @G_FILE_ATTRIBUTE_STATUS_UNSET: Attribute value is unset (empty).
0168  * @G_FILE_ATTRIBUTE_STATUS_SET: Attribute value is set.
0169  * @G_FILE_ATTRIBUTE_STATUS_ERROR_SETTING: Indicates an error in setting the value.
0170  *
0171  * Used by g_file_set_attributes_from_info() when setting file attributes.
0172  **/
0173 typedef enum {
0174   G_FILE_ATTRIBUTE_STATUS_UNSET = 0,
0175   G_FILE_ATTRIBUTE_STATUS_SET,
0176   G_FILE_ATTRIBUTE_STATUS_ERROR_SETTING
0177 } GFileAttributeStatus;
0178 
0179 
0180 /**
0181  * GFileQueryInfoFlags:
0182  * @G_FILE_QUERY_INFO_NONE: No flags set.
0183  * @G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS: Don't follow symlinks.
0184  *
0185  * Flags used when querying a #GFileInfo.
0186  */
0187 typedef enum {
0188   G_FILE_QUERY_INFO_NONE              = 0,
0189   G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS = (1 << 0)   /*< nick=nofollow-symlinks >*/
0190 } GFileQueryInfoFlags;
0191 
0192 
0193 /**
0194  * GFileCreateFlags:
0195  * @G_FILE_CREATE_NONE: No flags set.
0196  * @G_FILE_CREATE_PRIVATE: Create a file that can only be
0197  *    accessed by the current user.
0198  * @G_FILE_CREATE_REPLACE_DESTINATION: Replace the destination
0199  *    as if it didn't exist before. Don't try to keep any old
0200  *    permissions, replace instead of following links. This
0201  *    is generally useful if you're doing a "copy over"
0202  *    rather than a "save new version of" replace operation.
0203  *    You can think of it as "unlink destination" before
0204  *    writing to it, although the implementation may not
0205  *    be exactly like that. This flag can only be used with
0206  *    g_file_replace() and its variants, including g_file_replace_contents().
0207  *    Since 2.20
0208  *
0209  * Flags used when an operation may create a file.
0210  */
0211 typedef enum {
0212   G_FILE_CREATE_NONE    = 0,
0213   G_FILE_CREATE_PRIVATE = (1 << 0),
0214   G_FILE_CREATE_REPLACE_DESTINATION = (1 << 1)
0215 } GFileCreateFlags;
0216 
0217 /**
0218  * GFileMeasureFlags:
0219  * @G_FILE_MEASURE_NONE: No flags set.
0220  * @G_FILE_MEASURE_REPORT_ANY_ERROR: Report any error encountered
0221  *   while traversing the directory tree.  Normally errors are only
0222  *   reported for the toplevel file.
0223  * @G_FILE_MEASURE_APPARENT_SIZE: Tally usage based on apparent file
0224  *   sizes.  Normally, the block-size is used, if available, as this is a
0225  *   more accurate representation of disk space used.
0226  *   Compare with `du --apparent-size`.
0227  *   Since GLib 2.78. and similarly to `du` since GNU Coreutils 9.2, this will
0228  *   ignore the sizes of file types other than regular files and links, as the
0229  *   sizes of other file types are not specified in a standard way.
0230  * @G_FILE_MEASURE_NO_XDEV: Do not cross mount point boundaries.
0231  *   Compare with `du -x`.
0232  *
0233  * Flags that can be used with g_file_measure_disk_usage().
0234  *
0235  * Since: 2.38
0236  **/
0237 typedef enum {
0238   G_FILE_MEASURE_NONE                 = 0,
0239   G_FILE_MEASURE_REPORT_ANY_ERROR     = (1 << 1),
0240   G_FILE_MEASURE_APPARENT_SIZE        = (1 << 2),
0241   G_FILE_MEASURE_NO_XDEV              = (1 << 3)
0242 } GFileMeasureFlags;
0243 
0244 /**
0245  * GMountMountFlags:
0246  * @G_MOUNT_MOUNT_NONE: No flags set.
0247  *
0248  * Flags used when mounting a mount.
0249  */
0250 typedef enum /*< flags >*/ {
0251   G_MOUNT_MOUNT_NONE = 0
0252 } GMountMountFlags;
0253 
0254 
0255 /**
0256  * GMountUnmountFlags:
0257  * @G_MOUNT_UNMOUNT_NONE: No flags set.
0258  * @G_MOUNT_UNMOUNT_FORCE: Unmount even if there are outstanding
0259  *  file operations on the mount.
0260  *
0261  * Flags used when an unmounting a mount.
0262  */
0263 typedef enum {
0264   G_MOUNT_UNMOUNT_NONE  = 0,
0265   G_MOUNT_UNMOUNT_FORCE = (1 << 0)
0266 } GMountUnmountFlags;
0267 
0268 /**
0269  * GDriveStartFlags:
0270  * @G_DRIVE_START_NONE: No flags set.
0271  *
0272  * Flags used when starting a drive.
0273  *
0274  * Since: 2.22
0275  */
0276 typedef enum /*< flags >*/ {
0277   G_DRIVE_START_NONE = 0
0278 } GDriveStartFlags;
0279 
0280 /**
0281  * GDriveStartStopType:
0282  * @G_DRIVE_START_STOP_TYPE_UNKNOWN: Unknown or drive doesn't support
0283  *    start/stop.
0284  * @G_DRIVE_START_STOP_TYPE_SHUTDOWN: The stop method will physically
0285  *    shut down the drive and e.g. power down the port the drive is
0286  *    attached to.
0287  * @G_DRIVE_START_STOP_TYPE_NETWORK: The start/stop methods are used
0288  *    for connecting/disconnect to the drive over the network.
0289  * @G_DRIVE_START_STOP_TYPE_MULTIDISK: The start/stop methods will
0290  *    assemble/disassemble a virtual drive from several physical
0291  *    drives.
0292  * @G_DRIVE_START_STOP_TYPE_PASSWORD: The start/stop methods will
0293  *    unlock/lock the disk (for example using the ATA `SECURITY UNLOCK
0294  *    DEVICE` command)
0295  *
0296  * Enumeration describing how a drive can be started/stopped.
0297  *
0298  * Since: 2.22
0299  */
0300 typedef enum {
0301   G_DRIVE_START_STOP_TYPE_UNKNOWN,
0302   G_DRIVE_START_STOP_TYPE_SHUTDOWN,
0303   G_DRIVE_START_STOP_TYPE_NETWORK,
0304   G_DRIVE_START_STOP_TYPE_MULTIDISK,
0305   G_DRIVE_START_STOP_TYPE_PASSWORD
0306 } GDriveStartStopType;
0307 
0308 /**
0309  * GFileCopyFlags:
0310  * @G_FILE_COPY_NONE: No flags set.
0311  * @G_FILE_COPY_OVERWRITE: Overwrite any existing files
0312  * @G_FILE_COPY_BACKUP: Make a backup of any existing files.
0313  * @G_FILE_COPY_NOFOLLOW_SYMLINKS: Don't follow symlinks.
0314  * @G_FILE_COPY_ALL_METADATA: Copy all file metadata instead of just default set used for copy (see #GFileInfo).
0315  * @G_FILE_COPY_NO_FALLBACK_FOR_MOVE: Don't use copy and delete fallback if native move not supported.
0316  * @G_FILE_COPY_TARGET_DEFAULT_PERMS: Leaves target file with default perms, instead of setting the source file perms.
0317  * @G_FILE_COPY_TARGET_DEFAULT_MODIFIED_TIME: Use default modification
0318  *     timestamps instead of copying them from the source file. Since 2.80
0319  *
0320  * Flags used when copying or moving files.
0321  */
0322 typedef enum {
0323   G_FILE_COPY_NONE                 = 0,          /*< nick=none >*/
0324   G_FILE_COPY_OVERWRITE            = (1 << 0),
0325   G_FILE_COPY_BACKUP               = (1 << 1),
0326   G_FILE_COPY_NOFOLLOW_SYMLINKS    = (1 << 2),
0327   G_FILE_COPY_ALL_METADATA         = (1 << 3),
0328   G_FILE_COPY_NO_FALLBACK_FOR_MOVE = (1 << 4),
0329   G_FILE_COPY_TARGET_DEFAULT_PERMS = (1 << 5),
0330   G_FILE_COPY_TARGET_DEFAULT_MODIFIED_TIME GIO_AVAILABLE_ENUMERATOR_IN_2_80 = (1 << 6),
0331 } GFileCopyFlags;
0332 
0333 
0334 /**
0335  * GFileMonitorFlags:
0336  * @G_FILE_MONITOR_NONE: No flags set.
0337  * @G_FILE_MONITOR_WATCH_MOUNTS: Watch for mount events.
0338  * @G_FILE_MONITOR_SEND_MOVED: Pair DELETED and CREATED events caused
0339  *   by file renames (moves) and send a single G_FILE_MONITOR_EVENT_MOVED
0340  *   event instead (NB: not supported on all backends; the default
0341  *   behaviour -without specifying this flag- is to send single DELETED
0342  *   and CREATED events).  Deprecated since 2.46: use
0343  *   %G_FILE_MONITOR_WATCH_MOVES instead.
0344  * @G_FILE_MONITOR_WATCH_HARD_LINKS: Watch for changes to the file made
0345  *   via another hard link. Since 2.36.
0346  * @G_FILE_MONITOR_WATCH_MOVES: Watch for rename operations on a
0347  *   monitored directory.  This causes %G_FILE_MONITOR_EVENT_RENAMED,
0348  *   %G_FILE_MONITOR_EVENT_MOVED_IN and %G_FILE_MONITOR_EVENT_MOVED_OUT
0349  *   events to be emitted when possible.  Since: 2.46.
0350  *
0351  * Flags used to set what a #GFileMonitor will watch for.
0352  */
0353 typedef enum {
0354   G_FILE_MONITOR_NONE             = 0,
0355   G_FILE_MONITOR_WATCH_MOUNTS     = (1 << 0),
0356   G_FILE_MONITOR_SEND_MOVED       = (1 << 1),
0357   G_FILE_MONITOR_WATCH_HARD_LINKS = (1 << 2),
0358   G_FILE_MONITOR_WATCH_MOVES      = (1 << 3)
0359 } GFileMonitorFlags;
0360 
0361 
0362 /**
0363  * GFileType:
0364  * @G_FILE_TYPE_UNKNOWN: File's type is unknown.
0365  * @G_FILE_TYPE_REGULAR: File handle represents a regular file.
0366  * @G_FILE_TYPE_DIRECTORY: File handle represents a directory.
0367  * @G_FILE_TYPE_SYMBOLIC_LINK: File handle represents a symbolic link
0368  *    (Unix systems).
0369  * @G_FILE_TYPE_SPECIAL: File is a "special" file, such as a socket, fifo,
0370  *    block device, or character device.
0371  * @G_FILE_TYPE_SHORTCUT: File is a shortcut (Windows systems).
0372  * @G_FILE_TYPE_MOUNTABLE: File is a mountable location.
0373  *
0374  * Indicates the file's on-disk type.
0375  *
0376  * On Windows systems a file will never have %G_FILE_TYPE_SYMBOLIC_LINK type;
0377  * use #GFileInfo and %G_FILE_ATTRIBUTE_STANDARD_IS_SYMLINK to determine
0378  * whether a file is a symlink or not. This is due to the fact that NTFS does
0379  * not have a single filesystem object type for symbolic links - it has
0380  * files that symlink to files, and directories that symlink to directories.
0381  * #GFileType enumeration cannot precisely represent this important distinction,
0382  * which is why all Windows symlinks will continue to be reported as
0383  * %G_FILE_TYPE_REGULAR or %G_FILE_TYPE_DIRECTORY.
0384  **/
0385 typedef enum {
0386   G_FILE_TYPE_UNKNOWN = 0,
0387   G_FILE_TYPE_REGULAR,
0388   G_FILE_TYPE_DIRECTORY,
0389   G_FILE_TYPE_SYMBOLIC_LINK,
0390   G_FILE_TYPE_SPECIAL, /* socket, fifo, blockdev, chardev */
0391   G_FILE_TYPE_SHORTCUT,
0392   G_FILE_TYPE_MOUNTABLE
0393 } GFileType;
0394 
0395 
0396 /**
0397  * GFilesystemPreviewType:
0398  * @G_FILESYSTEM_PREVIEW_TYPE_IF_ALWAYS: Only preview files if user has explicitly requested it.
0399  * @G_FILESYSTEM_PREVIEW_TYPE_IF_LOCAL: Preview files if user has requested preview of "local" files.
0400  * @G_FILESYSTEM_PREVIEW_TYPE_NEVER: Never preview files.
0401  *
0402  * Indicates a hint from the file system whether files should be
0403  * previewed in a file manager. Returned as the value of the key
0404  * %G_FILE_ATTRIBUTE_FILESYSTEM_USE_PREVIEW.
0405  **/
0406 typedef enum {
0407   G_FILESYSTEM_PREVIEW_TYPE_IF_ALWAYS = 0,
0408   G_FILESYSTEM_PREVIEW_TYPE_IF_LOCAL,
0409   G_FILESYSTEM_PREVIEW_TYPE_NEVER
0410 } GFilesystemPreviewType;
0411 
0412 
0413 /**
0414  * GFileMonitorEvent:
0415  * @G_FILE_MONITOR_EVENT_CHANGED: a file changed.
0416  * @G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT: a hint that this was probably the last change in a set of changes.
0417  * @G_FILE_MONITOR_EVENT_DELETED: a file was deleted.
0418  * @G_FILE_MONITOR_EVENT_CREATED: a file was created.
0419  * @G_FILE_MONITOR_EVENT_ATTRIBUTE_CHANGED: a file attribute was changed.
0420  * @G_FILE_MONITOR_EVENT_PRE_UNMOUNT: the file location will soon be unmounted.
0421  * @G_FILE_MONITOR_EVENT_UNMOUNTED: the file location was unmounted.
0422  * @G_FILE_MONITOR_EVENT_MOVED: the file was moved -- only sent if the
0423  *   (deprecated) %G_FILE_MONITOR_SEND_MOVED flag is set
0424  * @G_FILE_MONITOR_EVENT_RENAMED: the file was renamed within the
0425  *   current directory -- only sent if the %G_FILE_MONITOR_WATCH_MOVES
0426  *   flag is set.  Since: 2.46.
0427  * @G_FILE_MONITOR_EVENT_MOVED_IN: the file was moved into the
0428  *   monitored directory from another location -- only sent if the
0429  *   %G_FILE_MONITOR_WATCH_MOVES flag is set.  Since: 2.46.
0430  * @G_FILE_MONITOR_EVENT_MOVED_OUT: the file was moved out of the
0431  *   monitored directory to another location -- only sent if the
0432  *   %G_FILE_MONITOR_WATCH_MOVES flag is set.  Since: 2.46
0433  *
0434  * Specifies what type of event a monitor event is.
0435  **/
0436 typedef enum {
0437   G_FILE_MONITOR_EVENT_CHANGED,
0438   G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT,
0439   G_FILE_MONITOR_EVENT_DELETED,
0440   G_FILE_MONITOR_EVENT_CREATED,
0441   G_FILE_MONITOR_EVENT_ATTRIBUTE_CHANGED,
0442   G_FILE_MONITOR_EVENT_PRE_UNMOUNT,
0443   G_FILE_MONITOR_EVENT_UNMOUNTED,
0444   G_FILE_MONITOR_EVENT_MOVED,
0445   G_FILE_MONITOR_EVENT_RENAMED,
0446   G_FILE_MONITOR_EVENT_MOVED_IN,
0447   G_FILE_MONITOR_EVENT_MOVED_OUT
0448 } GFileMonitorEvent;
0449 
0450 
0451 /* This enumeration conflicts with GIOError in giochannel.h. However,
0452  * that is only used as a return value in some deprecated functions.
0453  * So, we reuse the same prefix for the enumeration values, but call
0454  * the actual enumeration (which is rarely used) GIOErrorEnum.
0455  */
0456 /**
0457  * GIOErrorEnum:
0458  * @G_IO_ERROR_FAILED: Generic error condition for when an operation fails
0459  *     and no more specific #GIOErrorEnum value is defined.
0460  * @G_IO_ERROR_NOT_FOUND: File not found.
0461  * @G_IO_ERROR_EXISTS: File already exists.
0462  * @G_IO_ERROR_IS_DIRECTORY: File is a directory.
0463  * @G_IO_ERROR_NOT_DIRECTORY: File is not a directory.
0464  * @G_IO_ERROR_NOT_EMPTY: File is a directory that isn't empty.
0465  * @G_IO_ERROR_NOT_REGULAR_FILE: File is not a regular file.
0466  * @G_IO_ERROR_NOT_SYMBOLIC_LINK: File is not a symbolic link.
0467  * @G_IO_ERROR_NOT_MOUNTABLE_FILE: File cannot be mounted.
0468  * @G_IO_ERROR_FILENAME_TOO_LONG: Filename is too many characters.
0469  * @G_IO_ERROR_INVALID_FILENAME: Filename is invalid or contains invalid characters.
0470  * @G_IO_ERROR_TOO_MANY_LINKS: File contains too many symbolic links.
0471  * @G_IO_ERROR_NO_SPACE: No space left on drive.
0472  * @G_IO_ERROR_INVALID_ARGUMENT: Invalid argument.
0473  * @G_IO_ERROR_PERMISSION_DENIED: Permission denied.
0474  * @G_IO_ERROR_NOT_SUPPORTED: Operation (or one of its parameters) not supported
0475  * @G_IO_ERROR_NOT_MOUNTED: File isn't mounted.
0476  * @G_IO_ERROR_ALREADY_MOUNTED: File is already mounted.
0477  * @G_IO_ERROR_CLOSED: File was closed.
0478  * @G_IO_ERROR_CANCELLED: Operation was cancelled. See #GCancellable.
0479  * @G_IO_ERROR_PENDING: Operations are still pending.
0480  * @G_IO_ERROR_READ_ONLY: File is read only.
0481  * @G_IO_ERROR_CANT_CREATE_BACKUP: Backup couldn't be created.
0482  * @G_IO_ERROR_WRONG_ETAG: File's Entity Tag was incorrect.
0483  * @G_IO_ERROR_TIMED_OUT: Operation timed out.
0484  * @G_IO_ERROR_WOULD_RECURSE: Operation would be recursive.
0485  * @G_IO_ERROR_BUSY: File is busy.
0486  * @G_IO_ERROR_WOULD_BLOCK: Operation would block.
0487  * @G_IO_ERROR_HOST_NOT_FOUND: Host couldn't be found (remote operations).
0488  * @G_IO_ERROR_WOULD_MERGE: Operation would merge files.
0489  * @G_IO_ERROR_FAILED_HANDLED: Operation failed and a helper program has
0490  *     already interacted with the user. Do not display any error dialog.
0491  * @G_IO_ERROR_TOO_MANY_OPEN_FILES: The current process has too many files
0492  *     open and can't open any more. Duplicate descriptors do count toward
0493  *     this limit. Since 2.20
0494  * @G_IO_ERROR_NOT_INITIALIZED: The object has not been initialized. Since 2.22
0495  * @G_IO_ERROR_ADDRESS_IN_USE: The requested address is already in use. Since 2.22
0496  * @G_IO_ERROR_PARTIAL_INPUT: Need more input to finish operation. Since 2.24
0497  * @G_IO_ERROR_INVALID_DATA: The input data was invalid. Since 2.24
0498  * @G_IO_ERROR_DBUS_ERROR: A remote object generated an error that
0499  *     doesn't correspond to a locally registered #GError error
0500  *     domain. Use g_dbus_error_get_remote_error() to extract the D-Bus
0501  *     error name and g_dbus_error_strip_remote_error() to fix up the
0502  *     message so it matches what was received on the wire. Since 2.26.
0503  * @G_IO_ERROR_HOST_UNREACHABLE: Host unreachable. Since 2.26
0504  * @G_IO_ERROR_NETWORK_UNREACHABLE: Network unreachable. Since 2.26
0505  * @G_IO_ERROR_CONNECTION_REFUSED: Connection refused. Since 2.26
0506  * @G_IO_ERROR_PROXY_FAILED: Connection to proxy server failed. Since 2.26
0507  * @G_IO_ERROR_PROXY_AUTH_FAILED: Proxy authentication failed. Since 2.26
0508  * @G_IO_ERROR_PROXY_NEED_AUTH: Proxy server needs authentication. Since 2.26
0509  * @G_IO_ERROR_PROXY_NOT_ALLOWED: Proxy connection is not allowed by ruleset.
0510  *     Since 2.26
0511  * @G_IO_ERROR_BROKEN_PIPE: Broken pipe. Since 2.36
0512  * @G_IO_ERROR_CONNECTION_CLOSED: Connection closed by peer. Note that this
0513  *     is the same code as %G_IO_ERROR_BROKEN_PIPE; before 2.44 some
0514  *     "connection closed" errors returned %G_IO_ERROR_BROKEN_PIPE, but others
0515  *     returned %G_IO_ERROR_FAILED. Now they should all return the same
0516  *     value, which has this more logical name. Since 2.44.
0517  * @G_IO_ERROR_NOT_CONNECTED: Transport endpoint is not connected. Since 2.44
0518  * @G_IO_ERROR_MESSAGE_TOO_LARGE: Message too large. Since 2.48.
0519  * @G_IO_ERROR_NO_SUCH_DEVICE: No such device found. Since 2.74
0520  * @G_IO_ERROR_DESTINATION_UNSET: Destination address unset. Since 2.80
0521  *
0522  * Error codes returned by GIO functions.
0523  *
0524  * Note that this domain may be extended in future GLib releases. In
0525  * general, new error codes either only apply to new APIs, or else
0526  * replace %G_IO_ERROR_FAILED in cases that were not explicitly
0527  * distinguished before. You should therefore avoid writing code like
0528  * |[<!-- language="C" -->
0529  * if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_FAILED))
0530  *   {
0531  *     // Assume that this is EPRINTERONFIRE
0532  *     ...
0533  *   }
0534  * ]|
0535  * but should instead treat all unrecognized error codes the same as
0536  * %G_IO_ERROR_FAILED.
0537  *
0538  * See also #GPollableReturn for a cheaper way of returning
0539  * %G_IO_ERROR_WOULD_BLOCK to callers without allocating a #GError.
0540  **/
0541 typedef enum {
0542   G_IO_ERROR_FAILED,
0543   G_IO_ERROR_NOT_FOUND,
0544   G_IO_ERROR_EXISTS,
0545   G_IO_ERROR_IS_DIRECTORY,
0546   G_IO_ERROR_NOT_DIRECTORY,
0547   G_IO_ERROR_NOT_EMPTY,
0548   G_IO_ERROR_NOT_REGULAR_FILE,
0549   G_IO_ERROR_NOT_SYMBOLIC_LINK,
0550   G_IO_ERROR_NOT_MOUNTABLE_FILE,
0551   G_IO_ERROR_FILENAME_TOO_LONG,
0552   G_IO_ERROR_INVALID_FILENAME,
0553   G_IO_ERROR_TOO_MANY_LINKS,
0554   G_IO_ERROR_NO_SPACE,
0555   G_IO_ERROR_INVALID_ARGUMENT,
0556   G_IO_ERROR_PERMISSION_DENIED,
0557   G_IO_ERROR_NOT_SUPPORTED,
0558   G_IO_ERROR_NOT_MOUNTED,
0559   G_IO_ERROR_ALREADY_MOUNTED,
0560   G_IO_ERROR_CLOSED,
0561   G_IO_ERROR_CANCELLED,
0562   G_IO_ERROR_PENDING,
0563   G_IO_ERROR_READ_ONLY,
0564   G_IO_ERROR_CANT_CREATE_BACKUP,
0565   G_IO_ERROR_WRONG_ETAG,
0566   G_IO_ERROR_TIMED_OUT,
0567   G_IO_ERROR_WOULD_RECURSE,
0568   G_IO_ERROR_BUSY,
0569   G_IO_ERROR_WOULD_BLOCK,
0570   G_IO_ERROR_HOST_NOT_FOUND,
0571   G_IO_ERROR_WOULD_MERGE,
0572   G_IO_ERROR_FAILED_HANDLED,
0573   G_IO_ERROR_TOO_MANY_OPEN_FILES,
0574   G_IO_ERROR_NOT_INITIALIZED,
0575   G_IO_ERROR_ADDRESS_IN_USE,
0576   G_IO_ERROR_PARTIAL_INPUT,
0577   G_IO_ERROR_INVALID_DATA,
0578   G_IO_ERROR_DBUS_ERROR,
0579   G_IO_ERROR_HOST_UNREACHABLE,
0580   G_IO_ERROR_NETWORK_UNREACHABLE,
0581   G_IO_ERROR_CONNECTION_REFUSED,
0582   G_IO_ERROR_PROXY_FAILED,
0583   G_IO_ERROR_PROXY_AUTH_FAILED,
0584   G_IO_ERROR_PROXY_NEED_AUTH,
0585   G_IO_ERROR_PROXY_NOT_ALLOWED,
0586   G_IO_ERROR_BROKEN_PIPE,
0587   G_IO_ERROR_CONNECTION_CLOSED = G_IO_ERROR_BROKEN_PIPE,
0588   G_IO_ERROR_NOT_CONNECTED,
0589   G_IO_ERROR_MESSAGE_TOO_LARGE,
0590   G_IO_ERROR_NO_SUCH_DEVICE GIO_AVAILABLE_ENUMERATOR_IN_2_74,
0591   G_IO_ERROR_DESTINATION_UNSET GIO_AVAILABLE_ENUMERATOR_IN_2_80,
0592 } GIOErrorEnum;
0593 
0594 
0595 /**
0596  * GAskPasswordFlags:
0597  * @G_ASK_PASSWORD_NEED_PASSWORD: operation requires a password.
0598  * @G_ASK_PASSWORD_NEED_USERNAME: operation requires a username.
0599  * @G_ASK_PASSWORD_NEED_DOMAIN: operation requires a domain.
0600  * @G_ASK_PASSWORD_SAVING_SUPPORTED: operation supports saving settings.
0601  * @G_ASK_PASSWORD_ANONYMOUS_SUPPORTED: operation supports anonymous users.
0602  * @G_ASK_PASSWORD_TCRYPT: operation takes TCRYPT parameters (Since: 2.58)
0603  *
0604  * #GAskPasswordFlags are used to request specific information from the
0605  * user, or to notify the user of their choices in an authentication
0606  * situation.
0607  **/
0608 typedef enum {
0609   G_ASK_PASSWORD_NEED_PASSWORD           = (1 << 0),
0610   G_ASK_PASSWORD_NEED_USERNAME           = (1 << 1),
0611   G_ASK_PASSWORD_NEED_DOMAIN             = (1 << 2),
0612   G_ASK_PASSWORD_SAVING_SUPPORTED        = (1 << 3),
0613   G_ASK_PASSWORD_ANONYMOUS_SUPPORTED     = (1 << 4),
0614   G_ASK_PASSWORD_TCRYPT                  = (1 << 5),
0615 } GAskPasswordFlags;
0616 
0617 
0618 /**
0619  * GPasswordSave:
0620  * @G_PASSWORD_SAVE_NEVER: never save a password.
0621  * @G_PASSWORD_SAVE_FOR_SESSION: save a password for the session.
0622  * @G_PASSWORD_SAVE_PERMANENTLY: save a password permanently.
0623  *
0624  * #GPasswordSave is used to indicate the lifespan of a saved password.
0625  *
0626  * #Gvfs stores passwords in the Gnome keyring when this flag allows it
0627  * to, and later retrieves it again from there.
0628  **/
0629 typedef enum {
0630   G_PASSWORD_SAVE_NEVER,
0631   G_PASSWORD_SAVE_FOR_SESSION,
0632   G_PASSWORD_SAVE_PERMANENTLY
0633 } GPasswordSave;
0634 
0635 
0636 /**
0637  * GMountOperationResult:
0638  * @G_MOUNT_OPERATION_HANDLED: The request was fulfilled and the
0639  *     user specified data is now available
0640  * @G_MOUNT_OPERATION_ABORTED: The user requested the mount operation
0641  *     to be aborted
0642  * @G_MOUNT_OPERATION_UNHANDLED: The request was unhandled (i.e. not
0643  *     implemented)
0644  *
0645  * #GMountOperationResult is returned as a result when a request for
0646  * information is send by the mounting operation.
0647  **/
0648 typedef enum {
0649   G_MOUNT_OPERATION_HANDLED,
0650   G_MOUNT_OPERATION_ABORTED,
0651   G_MOUNT_OPERATION_UNHANDLED
0652 } GMountOperationResult;
0653 
0654 
0655 /**
0656  * GOutputStreamSpliceFlags:
0657  * @G_OUTPUT_STREAM_SPLICE_NONE: Do not close either stream.
0658  * @G_OUTPUT_STREAM_SPLICE_CLOSE_SOURCE: Close the source stream after
0659  *     the splice.
0660  * @G_OUTPUT_STREAM_SPLICE_CLOSE_TARGET: Close the target stream after
0661  *     the splice.
0662  *
0663  * GOutputStreamSpliceFlags determine how streams should be spliced.
0664  **/
0665 typedef enum {
0666   G_OUTPUT_STREAM_SPLICE_NONE         = 0,
0667   G_OUTPUT_STREAM_SPLICE_CLOSE_SOURCE = (1 << 0),
0668   G_OUTPUT_STREAM_SPLICE_CLOSE_TARGET = (1 << 1)
0669 } GOutputStreamSpliceFlags;
0670 
0671 
0672 /**
0673  * GIOStreamSpliceFlags:
0674  * @G_IO_STREAM_SPLICE_NONE: Do not close either stream.
0675  * @G_IO_STREAM_SPLICE_CLOSE_STREAM1: Close the first stream after
0676  *     the splice.
0677  * @G_IO_STREAM_SPLICE_CLOSE_STREAM2: Close the second stream after
0678  *     the splice.
0679  * @G_IO_STREAM_SPLICE_WAIT_FOR_BOTH: Wait for both splice operations to finish
0680  *     before calling the callback.
0681  *
0682  * GIOStreamSpliceFlags determine how streams should be spliced.
0683  *
0684  * Since: 2.28
0685  **/
0686 typedef enum {
0687   G_IO_STREAM_SPLICE_NONE          = 0,
0688   G_IO_STREAM_SPLICE_CLOSE_STREAM1 = (1 << 0),
0689   G_IO_STREAM_SPLICE_CLOSE_STREAM2 = (1 << 1),
0690   G_IO_STREAM_SPLICE_WAIT_FOR_BOTH = (1 << 2)
0691 } GIOStreamSpliceFlags;
0692 
0693 /**
0694  * GEmblemOrigin:
0695  * @G_EMBLEM_ORIGIN_UNKNOWN: Emblem of unknown origin
0696  * @G_EMBLEM_ORIGIN_DEVICE: Emblem adds device-specific information
0697  * @G_EMBLEM_ORIGIN_LIVEMETADATA: Emblem depicts live metadata, such as "readonly"
0698  * @G_EMBLEM_ORIGIN_TAG: Emblem comes from a user-defined tag, e.g. set by nautilus (in the future)
0699  *
0700  * GEmblemOrigin is used to add information about the origin of the emblem
0701  * to #GEmblem.
0702  *
0703  * Since: 2.18
0704  */
0705 typedef enum  {
0706   G_EMBLEM_ORIGIN_UNKNOWN,
0707   G_EMBLEM_ORIGIN_DEVICE,
0708   G_EMBLEM_ORIGIN_LIVEMETADATA,
0709   G_EMBLEM_ORIGIN_TAG
0710 } GEmblemOrigin;
0711 
0712 /**
0713  * GResolverError:
0714  * @G_RESOLVER_ERROR_NOT_FOUND: the requested name/address/service was not
0715  *     found
0716  * @G_RESOLVER_ERROR_TEMPORARY_FAILURE: the requested information could not
0717  *     be looked up due to a network error or similar problem
0718  * @G_RESOLVER_ERROR_INTERNAL: unknown error
0719  *
0720  * An error code used with %G_RESOLVER_ERROR in a #GError returned
0721  * from a #GResolver routine.
0722  *
0723  * Since: 2.22
0724  */
0725 typedef enum {
0726   G_RESOLVER_ERROR_NOT_FOUND,
0727   G_RESOLVER_ERROR_TEMPORARY_FAILURE,
0728   G_RESOLVER_ERROR_INTERNAL
0729 } GResolverError;
0730 
0731 /**
0732  * GResolverRecordType:
0733  * @G_RESOLVER_RECORD_SRV: look up DNS SRV records for a domain
0734  * @G_RESOLVER_RECORD_MX: look up DNS MX records for a domain
0735  * @G_RESOLVER_RECORD_TXT: look up DNS TXT records for a name
0736  * @G_RESOLVER_RECORD_SOA: look up DNS SOA records for a zone
0737  * @G_RESOLVER_RECORD_NS: look up DNS NS records for a domain
0738  *
0739  * The type of record that g_resolver_lookup_records() or
0740  * g_resolver_lookup_records_async() should retrieve. The records are returned
0741  * as lists of #GVariant tuples. Each record type has different values in
0742  * the variant tuples returned.
0743  *
0744  * %G_RESOLVER_RECORD_SRV records are returned as variants with the signature
0745  * `(qqqs)`, containing a `guint16` with the priority, a `guint16` with the
0746  * weight, a `guint16` with the port, and a string of the hostname.
0747  *
0748  * %G_RESOLVER_RECORD_MX records are returned as variants with the signature
0749  * `(qs)`, representing a `guint16` with the preference, and a string containing
0750  * the mail exchanger hostname.
0751  *
0752  * %G_RESOLVER_RECORD_TXT records are returned as variants with the signature
0753  * `(as)`, representing an array of the strings in the text record. Note: Most TXT
0754  * records only contain a single string, but
0755  * [RFC 1035](https://tools.ietf.org/html/rfc1035#section-3.3.14) does allow a
0756  * record to contain multiple strings. The RFC which defines the interpretation
0757  * of a specific TXT record will likely require concatenation of multiple
0758  * strings if they are present, as with
0759  * [RFC 7208](https://tools.ietf.org/html/rfc7208#section-3.3).
0760  *
0761  * %G_RESOLVER_RECORD_SOA records are returned as variants with the signature
0762  * `(ssuuuuu)`, representing a string containing the primary name server, a
0763  * string containing the administrator, the serial as a `guint32`, the refresh
0764  * interval as a `guint32`, the retry interval as a `guint32`, the expire timeout
0765  * as a `guint32`, and the TTL as a `guint32`.
0766  *
0767  * %G_RESOLVER_RECORD_NS records are returned as variants with the signature
0768  * `(s)`, representing a string of the hostname of the name server.
0769  *
0770  * Since: 2.34
0771  */
0772 typedef enum {
0773   G_RESOLVER_RECORD_SRV = 1,
0774   G_RESOLVER_RECORD_MX,
0775   G_RESOLVER_RECORD_TXT,
0776   G_RESOLVER_RECORD_SOA,
0777   G_RESOLVER_RECORD_NS
0778 } GResolverRecordType;
0779 
0780 /**
0781  * GResourceError:
0782  * @G_RESOURCE_ERROR_NOT_FOUND: no file was found at the requested path
0783  * @G_RESOURCE_ERROR_INTERNAL: unknown error
0784  *
0785  * An error code used with %G_RESOURCE_ERROR in a #GError returned
0786  * from a #GResource routine.
0787  *
0788  * Since: 2.32
0789  */
0790 typedef enum {
0791   G_RESOURCE_ERROR_NOT_FOUND,
0792   G_RESOURCE_ERROR_INTERNAL
0793 } GResourceError;
0794 
0795 /**
0796  * GResourceFlags:
0797  * @G_RESOURCE_FLAGS_NONE: No flags set.
0798  * @G_RESOURCE_FLAGS_COMPRESSED: The file is compressed.
0799  *
0800  * GResourceFlags give information about a particular file inside a resource
0801  * bundle.
0802  * 
0803  * Since: 2.32
0804  **/
0805 typedef enum {
0806   G_RESOURCE_FLAGS_NONE       = 0,
0807   G_RESOURCE_FLAGS_COMPRESSED = (1<<0)
0808 } GResourceFlags;
0809 
0810 /**
0811  * GResourceLookupFlags:
0812  * @G_RESOURCE_LOOKUP_FLAGS_NONE: No flags set.
0813  *
0814  * GResourceLookupFlags determine how resource path lookups are handled.
0815  * 
0816  * Since: 2.32
0817  **/
0818 typedef enum /*< flags >*/ {
0819   G_RESOURCE_LOOKUP_FLAGS_NONE       = 0
0820 } GResourceLookupFlags;
0821 
0822 /**
0823  * GSocketFamily:
0824  * @G_SOCKET_FAMILY_INVALID: no address family
0825  * @G_SOCKET_FAMILY_IPV4: the IPv4 family
0826  * @G_SOCKET_FAMILY_IPV6: the IPv6 family
0827  * @G_SOCKET_FAMILY_UNIX: the UNIX domain family
0828  *
0829  * The protocol family of a #GSocketAddress. (These values are
0830  * identical to the system defines %AF_INET, %AF_INET6 and %AF_UNIX,
0831  * if available.)
0832  *
0833  * Since: 2.22
0834  */
0835 typedef enum {
0836   G_SOCKET_FAMILY_INVALID,
0837   G_SOCKET_FAMILY_UNIX = GLIB_SYSDEF_AF_UNIX,
0838   G_SOCKET_FAMILY_IPV4 = GLIB_SYSDEF_AF_INET,
0839   G_SOCKET_FAMILY_IPV6 = GLIB_SYSDEF_AF_INET6
0840 } GSocketFamily;
0841 
0842 /**
0843  * GSocketType:
0844  * @G_SOCKET_TYPE_INVALID: Type unknown or wrong
0845  * @G_SOCKET_TYPE_STREAM: Reliable connection-based byte streams (e.g. TCP).
0846  * @G_SOCKET_TYPE_DATAGRAM: Connectionless, unreliable datagram passing.
0847  *     (e.g. UDP)
0848  * @G_SOCKET_TYPE_SEQPACKET: Reliable connection-based passing of datagrams
0849  *     of fixed maximum length (e.g. SCTP).
0850  *
0851  * Flags used when creating a #GSocket. Some protocols may not implement
0852  * all the socket types.
0853  *
0854  * Since: 2.22
0855  */
0856 typedef enum
0857 {
0858   G_SOCKET_TYPE_INVALID,
0859   G_SOCKET_TYPE_STREAM,
0860   G_SOCKET_TYPE_DATAGRAM,
0861   G_SOCKET_TYPE_SEQPACKET
0862 } GSocketType;
0863 
0864 /**
0865  * GSocketMsgFlags:
0866  * @G_SOCKET_MSG_NONE: No flags.
0867  * @G_SOCKET_MSG_OOB: Request to send/receive out of band data.
0868  * @G_SOCKET_MSG_PEEK: Read data from the socket without removing it from
0869  *     the queue.
0870  * @G_SOCKET_MSG_DONTROUTE: Don't use a gateway to send out the packet,
0871  *     only send to hosts on directly connected networks.
0872  *
0873  * Flags used in g_socket_receive_message() and g_socket_send_message().
0874  * The flags listed in the enum are some commonly available flags, but the
0875  * values used for them are the same as on the platform, and any other flags
0876  * are passed in/out as is. So to use a platform specific flag, just include
0877  * the right system header and pass in the flag.
0878  *
0879  * Since: 2.22
0880  */
0881 typedef enum /*< flags >*/
0882 {
0883   G_SOCKET_MSG_NONE,
0884   G_SOCKET_MSG_OOB = GLIB_SYSDEF_MSG_OOB,
0885   G_SOCKET_MSG_PEEK = GLIB_SYSDEF_MSG_PEEK,
0886   G_SOCKET_MSG_DONTROUTE = GLIB_SYSDEF_MSG_DONTROUTE
0887 } GSocketMsgFlags;
0888 
0889 /**
0890  * GSocketProtocol:
0891  * @G_SOCKET_PROTOCOL_UNKNOWN: The protocol type is unknown
0892  * @G_SOCKET_PROTOCOL_DEFAULT: The default protocol for the family/type
0893  * @G_SOCKET_PROTOCOL_TCP: TCP over IP
0894  * @G_SOCKET_PROTOCOL_UDP: UDP over IP
0895  * @G_SOCKET_PROTOCOL_SCTP: SCTP over IP
0896  *
0897  * A protocol identifier is specified when creating a #GSocket, which is a
0898  * family/type specific identifier, where 0 means the default protocol for
0899  * the particular family/type.
0900  *
0901  * This enum contains a set of commonly available and used protocols. You
0902  * can also pass any other identifiers handled by the platform in order to
0903  * use protocols not listed here.
0904  *
0905  * Since: 2.22
0906  */
0907 typedef enum {
0908   G_SOCKET_PROTOCOL_UNKNOWN = -1,
0909   G_SOCKET_PROTOCOL_DEFAULT = 0,
0910   G_SOCKET_PROTOCOL_TCP     = 6,
0911   G_SOCKET_PROTOCOL_UDP     = 17,
0912   G_SOCKET_PROTOCOL_SCTP    = 132
0913 } GSocketProtocol;
0914 
0915 /**
0916  * GZlibCompressorFormat:
0917  * @G_ZLIB_COMPRESSOR_FORMAT_ZLIB: deflate compression with zlib header
0918  * @G_ZLIB_COMPRESSOR_FORMAT_GZIP: gzip file format
0919  * @G_ZLIB_COMPRESSOR_FORMAT_RAW: deflate compression with no header
0920  *
0921  * Used to select the type of data format to use for #GZlibDecompressor
0922  * and #GZlibCompressor.
0923  *
0924  * Since: 2.24
0925  */
0926 typedef enum {
0927   G_ZLIB_COMPRESSOR_FORMAT_ZLIB,
0928   G_ZLIB_COMPRESSOR_FORMAT_GZIP,
0929   G_ZLIB_COMPRESSOR_FORMAT_RAW
0930 } GZlibCompressorFormat;
0931 
0932 /**
0933  * GUnixSocketAddressType:
0934  * @G_UNIX_SOCKET_ADDRESS_INVALID: invalid
0935  * @G_UNIX_SOCKET_ADDRESS_ANONYMOUS: anonymous
0936  * @G_UNIX_SOCKET_ADDRESS_PATH: a filesystem path
0937  * @G_UNIX_SOCKET_ADDRESS_ABSTRACT: an abstract name
0938  * @G_UNIX_SOCKET_ADDRESS_ABSTRACT_PADDED: an abstract name, 0-padded
0939  *   to the full length of a unix socket name
0940  *
0941  * The type of name used by a #GUnixSocketAddress.
0942  * %G_UNIX_SOCKET_ADDRESS_PATH indicates a traditional unix domain
0943  * socket bound to a filesystem path. %G_UNIX_SOCKET_ADDRESS_ANONYMOUS
0944  * indicates a socket not bound to any name (eg, a client-side socket,
0945  * or a socket created with socketpair()).
0946  *
0947  * For abstract sockets, there are two incompatible ways of naming
0948  * them; the man pages suggest using the entire `struct sockaddr_un`
0949  * as the name, padding the unused parts of the %sun_path field with
0950  * zeroes; this corresponds to %G_UNIX_SOCKET_ADDRESS_ABSTRACT_PADDED.
0951  * However, many programs instead just use a portion of %sun_path, and
0952  * pass an appropriate smaller length to bind() or connect(). This is
0953  * %G_UNIX_SOCKET_ADDRESS_ABSTRACT.
0954  *
0955  * Since: 2.26
0956  */
0957 typedef enum {
0958   G_UNIX_SOCKET_ADDRESS_INVALID,
0959   G_UNIX_SOCKET_ADDRESS_ANONYMOUS,
0960   G_UNIX_SOCKET_ADDRESS_PATH,
0961   G_UNIX_SOCKET_ADDRESS_ABSTRACT,
0962   G_UNIX_SOCKET_ADDRESS_ABSTRACT_PADDED
0963 } GUnixSocketAddressType;
0964 
0965 /**
0966  * GBusType:
0967  * @G_BUS_TYPE_STARTER: An alias for the message bus that activated the process, if any.
0968  * @G_BUS_TYPE_NONE: Not a message bus.
0969  * @G_BUS_TYPE_SYSTEM: The system-wide message bus.
0970  * @G_BUS_TYPE_SESSION: The login session message bus.
0971  *
0972  * An enumeration for well-known message buses.
0973  *
0974  * Since: 2.26
0975  */
0976 typedef enum
0977 {
0978   G_BUS_TYPE_STARTER = -1,
0979   G_BUS_TYPE_NONE = 0,
0980   G_BUS_TYPE_SYSTEM  = 1,
0981   G_BUS_TYPE_SESSION = 2
0982 } GBusType;
0983 
0984 /**
0985  * GBusNameOwnerFlags:
0986  * @G_BUS_NAME_OWNER_FLAGS_NONE: No flags set.
0987  * @G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT: Allow another message bus connection to claim the name.
0988  * @G_BUS_NAME_OWNER_FLAGS_REPLACE: If another message bus connection owns the name and have
0989  * specified %G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT, then take the name from the other connection.
0990  * @G_BUS_NAME_OWNER_FLAGS_DO_NOT_QUEUE: If another message bus connection owns the name, immediately
0991  * return an error from g_bus_own_name() rather than entering the waiting queue for that name. (Since 2.54)
0992  *
0993  * Flags used in g_bus_own_name().
0994  *
0995  * Since: 2.26
0996  */
0997 typedef enum
0998 {
0999   G_BUS_NAME_OWNER_FLAGS_NONE = 0,                    /*< nick=none >*/
1000   G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT = (1<<0),  /*< nick=allow-replacement >*/
1001   G_BUS_NAME_OWNER_FLAGS_REPLACE = (1<<1),           /*< nick=replace >*/
1002   G_BUS_NAME_OWNER_FLAGS_DO_NOT_QUEUE = (1<<2)       /*< nick=do-not-queue >*/
1003 } GBusNameOwnerFlags;
1004 /* When adding new flags, their numeric values must currently match those
1005  * used in the D-Bus Specification. */
1006 
1007 /**
1008  * GBusNameWatcherFlags:
1009  * @G_BUS_NAME_WATCHER_FLAGS_NONE: No flags set.
1010  * @G_BUS_NAME_WATCHER_FLAGS_AUTO_START: If no-one owns the name when
1011  * beginning to watch the name, ask the bus to launch an owner for the
1012  * name.
1013  *
1014  * Flags used in g_bus_watch_name().
1015  *
1016  * Since: 2.26
1017  */
1018 typedef enum
1019 {
1020   G_BUS_NAME_WATCHER_FLAGS_NONE = 0,
1021   G_BUS_NAME_WATCHER_FLAGS_AUTO_START = (1<<0)
1022 } GBusNameWatcherFlags;
1023 
1024 /**
1025  * GDBusProxyFlags:
1026  * @G_DBUS_PROXY_FLAGS_NONE: No flags set.
1027  * @G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES: Don't load properties.
1028  * @G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS: Don't connect to signals on the remote object.
1029  * @G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START: If the proxy is for a well-known name,
1030  * do not ask the bus to launch an owner during proxy initialization or a method call.
1031  * This flag is only meaningful in proxies for well-known names.
1032  * @G_DBUS_PROXY_FLAGS_GET_INVALIDATED_PROPERTIES: If set, the property value for any __invalidated property__ will be (asynchronously) retrieved upon receiving the [`PropertiesChanged`](http://dbus.freedesktop.org/doc/dbus-specification.html#standard-interfaces-properties) D-Bus signal and the property will not cause emission of the #GDBusProxy::g-properties-changed signal. When the value is received the #GDBusProxy::g-properties-changed signal is emitted for the property along with the retrieved value. Since 2.32.
1033  * @G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION: If the proxy is for a well-known name,
1034  * do not ask the bus to launch an owner during proxy initialization, but allow it to be
1035  * autostarted by a method call. This flag is only meaningful in proxies for well-known names,
1036  * and only if %G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START is not also specified.
1037  * @G_DBUS_PROXY_FLAGS_NO_MATCH_RULE: Don't actually send the AddMatch D-Bus
1038  *    call for this signal subscription. This gives you more control
1039  *    over which match rules you add (but you must add them manually). (Since: 2.72)
1040  *
1041  * Flags used when constructing an instance of a #GDBusProxy derived class.
1042  *
1043  * Since: 2.26
1044  */
1045 typedef enum
1046 {
1047   G_DBUS_PROXY_FLAGS_NONE = 0,
1048   G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES = (1<<0),
1049   G_DBUS_PROXY_FLAGS_DO_NOT_CONNECT_SIGNALS = (1<<1),
1050   G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START = (1<<2),
1051   G_DBUS_PROXY_FLAGS_GET_INVALIDATED_PROPERTIES = (1<<3),
1052   G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION = (1<<4),
1053   G_DBUS_PROXY_FLAGS_NO_MATCH_RULE GIO_AVAILABLE_ENUMERATOR_IN_2_72 = (1<<5)
1054 } GDBusProxyFlags;
1055 
1056 /**
1057  * GDBusError:
1058  * @G_DBUS_ERROR_FAILED:
1059  * A generic error; "something went wrong" - see the error message for
1060  * more.
1061  * @G_DBUS_ERROR_NO_MEMORY:
1062  * There was not enough memory to complete an operation.
1063  * @G_DBUS_ERROR_SERVICE_UNKNOWN:
1064  * The bus doesn't know how to launch a service to supply the bus name
1065  * you wanted.
1066  * @G_DBUS_ERROR_NAME_HAS_NO_OWNER:
1067  * The bus name you referenced doesn't exist (i.e. no application owns
1068  * it).
1069  * @G_DBUS_ERROR_NO_REPLY:
1070  * No reply to a message expecting one, usually means a timeout occurred.
1071  * @G_DBUS_ERROR_IO_ERROR:
1072  * Something went wrong reading or writing to a socket, for example.
1073  * @G_DBUS_ERROR_BAD_ADDRESS:
1074  * A D-Bus bus address was malformed.
1075  * @G_DBUS_ERROR_NOT_SUPPORTED:
1076  * Requested operation isn't supported (like ENOSYS on UNIX).
1077  * @G_DBUS_ERROR_LIMITS_EXCEEDED:
1078  * Some limited resource is exhausted.
1079  * @G_DBUS_ERROR_ACCESS_DENIED:
1080  * Security restrictions don't allow doing what you're trying to do.
1081  * @G_DBUS_ERROR_AUTH_FAILED:
1082  * Authentication didn't work.
1083  * @G_DBUS_ERROR_NO_SERVER:
1084  * Unable to connect to server (probably caused by ECONNREFUSED on a
1085  * socket).
1086  * @G_DBUS_ERROR_TIMEOUT:
1087  * Certain timeout errors, possibly ETIMEDOUT on a socket.  Note that
1088  * %G_DBUS_ERROR_NO_REPLY is used for message reply timeouts. Warning:
1089  * this is confusingly-named given that %G_DBUS_ERROR_TIMED_OUT also
1090  * exists. We can't fix it for compatibility reasons so just be
1091  * careful.
1092  * @G_DBUS_ERROR_NO_NETWORK:
1093  * No network access (probably ENETUNREACH on a socket).
1094  * @G_DBUS_ERROR_ADDRESS_IN_USE:
1095  * Can't bind a socket since its address is in use (i.e. EADDRINUSE).
1096  * @G_DBUS_ERROR_DISCONNECTED:
1097  * The connection is disconnected and you're trying to use it.
1098  * @G_DBUS_ERROR_INVALID_ARGS:
1099  * Invalid arguments passed to a method call.
1100  * @G_DBUS_ERROR_FILE_NOT_FOUND:
1101  * Missing file.
1102  * @G_DBUS_ERROR_FILE_EXISTS:
1103  * Existing file and the operation you're using does not silently overwrite.
1104  * @G_DBUS_ERROR_UNKNOWN_METHOD:
1105  * Method name you invoked isn't known by the object you invoked it on.
1106  * @G_DBUS_ERROR_UNKNOWN_OBJECT:
1107  * Object you invoked a method on isn't known. Since 2.42
1108  * @G_DBUS_ERROR_UNKNOWN_INTERFACE:
1109  * Interface you invoked a method on isn't known by the object. Since 2.42
1110  * @G_DBUS_ERROR_UNKNOWN_PROPERTY:
1111  * Property you tried to access isn't known by the object. Since 2.42
1112  * @G_DBUS_ERROR_PROPERTY_READ_ONLY:
1113  * Property you tried to set is read-only. Since 2.42
1114  * @G_DBUS_ERROR_TIMED_OUT:
1115  * Certain timeout errors, e.g. while starting a service. Warning: this is
1116  * confusingly-named given that %G_DBUS_ERROR_TIMEOUT also exists. We
1117  * can't fix it for compatibility reasons so just be careful.
1118  * @G_DBUS_ERROR_MATCH_RULE_NOT_FOUND:
1119  * Tried to remove or modify a match rule that didn't exist.
1120  * @G_DBUS_ERROR_MATCH_RULE_INVALID:
1121  * The match rule isn't syntactically valid.
1122  * @G_DBUS_ERROR_SPAWN_EXEC_FAILED:
1123  * While starting a new process, the exec() call failed.
1124  * @G_DBUS_ERROR_SPAWN_FORK_FAILED:
1125  * While starting a new process, the fork() call failed.
1126  * @G_DBUS_ERROR_SPAWN_CHILD_EXITED:
1127  * While starting a new process, the child exited with a status code.
1128  * @G_DBUS_ERROR_SPAWN_CHILD_SIGNALED:
1129  * While starting a new process, the child exited on a signal.
1130  * @G_DBUS_ERROR_SPAWN_FAILED:
1131  * While starting a new process, something went wrong.
1132  * @G_DBUS_ERROR_SPAWN_SETUP_FAILED:
1133  * We failed to setup the environment correctly.
1134  * @G_DBUS_ERROR_SPAWN_CONFIG_INVALID:
1135  * We failed to setup the config parser correctly.
1136  * @G_DBUS_ERROR_SPAWN_SERVICE_INVALID:
1137  * Bus name was not valid.
1138  * @G_DBUS_ERROR_SPAWN_SERVICE_NOT_FOUND:
1139  * Service file not found in system-services directory.
1140  * @G_DBUS_ERROR_SPAWN_PERMISSIONS_INVALID:
1141  * Permissions are incorrect on the setuid helper.
1142  * @G_DBUS_ERROR_SPAWN_FILE_INVALID:
1143  * Service file invalid (Name, User or Exec missing).
1144  * @G_DBUS_ERROR_SPAWN_NO_MEMORY:
1145  * Tried to get a UNIX process ID and it wasn't available.
1146  * @G_DBUS_ERROR_UNIX_PROCESS_ID_UNKNOWN:
1147  * Tried to get a UNIX process ID and it wasn't available.
1148  * @G_DBUS_ERROR_INVALID_SIGNATURE:
1149  * A type signature is not valid.
1150  * @G_DBUS_ERROR_INVALID_FILE_CONTENT:
1151  * A file contains invalid syntax or is otherwise broken.
1152  * @G_DBUS_ERROR_SELINUX_SECURITY_CONTEXT_UNKNOWN:
1153  * Asked for SELinux security context and it wasn't available.
1154  * @G_DBUS_ERROR_ADT_AUDIT_DATA_UNKNOWN:
1155  * Asked for ADT audit data and it wasn't available.
1156  * @G_DBUS_ERROR_OBJECT_PATH_IN_USE:
1157  * There's already an object with the requested object path.
1158  *
1159  * Error codes for the %G_DBUS_ERROR error domain.
1160  *
1161  * Since: 2.26
1162  */
1163 typedef enum
1164 {
1165   /* Well-known errors in the org.freedesktop.DBus.Error namespace */
1166   G_DBUS_ERROR_FAILED,                           /* org.freedesktop.DBus.Error.Failed */
1167   G_DBUS_ERROR_NO_MEMORY,                        /* org.freedesktop.DBus.Error.NoMemory */
1168   G_DBUS_ERROR_SERVICE_UNKNOWN,                  /* org.freedesktop.DBus.Error.ServiceUnknown */
1169   G_DBUS_ERROR_NAME_HAS_NO_OWNER,                /* org.freedesktop.DBus.Error.NameHasNoOwner */
1170   G_DBUS_ERROR_NO_REPLY,                         /* org.freedesktop.DBus.Error.NoReply */
1171   G_DBUS_ERROR_IO_ERROR,                         /* org.freedesktop.DBus.Error.IOError */
1172   G_DBUS_ERROR_BAD_ADDRESS,                      /* org.freedesktop.DBus.Error.BadAddress */
1173   G_DBUS_ERROR_NOT_SUPPORTED,                    /* org.freedesktop.DBus.Error.NotSupported */
1174   G_DBUS_ERROR_LIMITS_EXCEEDED,                  /* org.freedesktop.DBus.Error.LimitsExceeded */
1175   G_DBUS_ERROR_ACCESS_DENIED,                    /* org.freedesktop.DBus.Error.AccessDenied */
1176   G_DBUS_ERROR_AUTH_FAILED,                      /* org.freedesktop.DBus.Error.AuthFailed */
1177   G_DBUS_ERROR_NO_SERVER,                        /* org.freedesktop.DBus.Error.NoServer */
1178   G_DBUS_ERROR_TIMEOUT,                          /* org.freedesktop.DBus.Error.Timeout */
1179   G_DBUS_ERROR_NO_NETWORK,                       /* org.freedesktop.DBus.Error.NoNetwork */
1180   G_DBUS_ERROR_ADDRESS_IN_USE,                   /* org.freedesktop.DBus.Error.AddressInUse */
1181   G_DBUS_ERROR_DISCONNECTED,                     /* org.freedesktop.DBus.Error.Disconnected */
1182   G_DBUS_ERROR_INVALID_ARGS,                     /* org.freedesktop.DBus.Error.InvalidArgs */
1183   G_DBUS_ERROR_FILE_NOT_FOUND,                   /* org.freedesktop.DBus.Error.FileNotFound */
1184   G_DBUS_ERROR_FILE_EXISTS,                      /* org.freedesktop.DBus.Error.FileExists */
1185   G_DBUS_ERROR_UNKNOWN_METHOD,                   /* org.freedesktop.DBus.Error.UnknownMethod */
1186   G_DBUS_ERROR_TIMED_OUT,                        /* org.freedesktop.DBus.Error.TimedOut */
1187   G_DBUS_ERROR_MATCH_RULE_NOT_FOUND,             /* org.freedesktop.DBus.Error.MatchRuleNotFound */
1188   G_DBUS_ERROR_MATCH_RULE_INVALID,               /* org.freedesktop.DBus.Error.MatchRuleInvalid */
1189   G_DBUS_ERROR_SPAWN_EXEC_FAILED,                /* org.freedesktop.DBus.Error.Spawn.ExecFailed */
1190   G_DBUS_ERROR_SPAWN_FORK_FAILED,                /* org.freedesktop.DBus.Error.Spawn.ForkFailed */
1191   G_DBUS_ERROR_SPAWN_CHILD_EXITED,               /* org.freedesktop.DBus.Error.Spawn.ChildExited */
1192   G_DBUS_ERROR_SPAWN_CHILD_SIGNALED,             /* org.freedesktop.DBus.Error.Spawn.ChildSignaled */
1193   G_DBUS_ERROR_SPAWN_FAILED,                     /* org.freedesktop.DBus.Error.Spawn.Failed */
1194   G_DBUS_ERROR_SPAWN_SETUP_FAILED,               /* org.freedesktop.DBus.Error.Spawn.FailedToSetup */
1195   G_DBUS_ERROR_SPAWN_CONFIG_INVALID,             /* org.freedesktop.DBus.Error.Spawn.ConfigInvalid */
1196   G_DBUS_ERROR_SPAWN_SERVICE_INVALID,            /* org.freedesktop.DBus.Error.Spawn.ServiceNotValid */
1197   G_DBUS_ERROR_SPAWN_SERVICE_NOT_FOUND,          /* org.freedesktop.DBus.Error.Spawn.ServiceNotFound */
1198   G_DBUS_ERROR_SPAWN_PERMISSIONS_INVALID,        /* org.freedesktop.DBus.Error.Spawn.PermissionsInvalid */
1199   G_DBUS_ERROR_SPAWN_FILE_INVALID,               /* org.freedesktop.DBus.Error.Spawn.FileInvalid */
1200   G_DBUS_ERROR_SPAWN_NO_MEMORY,                  /* org.freedesktop.DBus.Error.Spawn.NoMemory */
1201   G_DBUS_ERROR_UNIX_PROCESS_ID_UNKNOWN,          /* org.freedesktop.DBus.Error.UnixProcessIdUnknown */
1202   G_DBUS_ERROR_INVALID_SIGNATURE,                /* org.freedesktop.DBus.Error.InvalidSignature */
1203   G_DBUS_ERROR_INVALID_FILE_CONTENT,             /* org.freedesktop.DBus.Error.InvalidFileContent */
1204   G_DBUS_ERROR_SELINUX_SECURITY_CONTEXT_UNKNOWN, /* org.freedesktop.DBus.Error.SELinuxSecurityContextUnknown */
1205   G_DBUS_ERROR_ADT_AUDIT_DATA_UNKNOWN,           /* org.freedesktop.DBus.Error.AdtAuditDataUnknown */
1206   G_DBUS_ERROR_OBJECT_PATH_IN_USE,               /* org.freedesktop.DBus.Error.ObjectPathInUse */
1207   G_DBUS_ERROR_UNKNOWN_OBJECT,                   /* org.freedesktop.DBus.Error.UnknownObject */
1208   G_DBUS_ERROR_UNKNOWN_INTERFACE,                /* org.freedesktop.DBus.Error.UnknownInterface */
1209   G_DBUS_ERROR_UNKNOWN_PROPERTY,                 /* org.freedesktop.DBus.Error.UnknownProperty */
1210   G_DBUS_ERROR_PROPERTY_READ_ONLY                /* org.freedesktop.DBus.Error.PropertyReadOnly */
1211 } GDBusError;
1212 /* Remember to update g_dbus_error_quark() in gdbuserror.c if you extend this enumeration */
1213 
1214 /**
1215  * GDBusConnectionFlags:
1216  * @G_DBUS_CONNECTION_FLAGS_NONE: No flags set.
1217  * @G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_CLIENT: Perform authentication against server.
1218  * @G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_SERVER: Perform authentication against client.
1219  * @G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_ALLOW_ANONYMOUS: When
1220  * authenticating as a server, allow the anonymous authentication
1221  * method.
1222  * @G_DBUS_CONNECTION_FLAGS_MESSAGE_BUS_CONNECTION: Pass this flag if connecting to a peer that is a
1223  * message bus. This means that the Hello() method will be invoked as part of the connection setup.
1224  * @G_DBUS_CONNECTION_FLAGS_DELAY_MESSAGE_PROCESSING: If set, processing of D-Bus messages is
1225  * delayed until g_dbus_connection_start_message_processing() is called.
1226  * @G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_REQUIRE_SAME_USER: When authenticating
1227  * as a server, require the UID of the peer to be the same as the UID of the server. (Since: 2.68)
1228  * @G_DBUS_CONNECTION_FLAGS_CROSS_NAMESPACE: When authenticating, try to use
1229  *  protocols that work across a Linux user namespace boundary, even if this
1230  *  reduces interoperability with older D-Bus implementations. This currently
1231  *  affects client-side `EXTERNAL` authentication, for which this flag makes
1232  *  connections to a server in another user namespace succeed, but causes
1233  *  a deadlock when connecting to a GDBus server older than 2.73.3. Since: 2.74
1234  *
1235  * Flags used when creating a new #GDBusConnection.
1236  *
1237  * Since: 2.26
1238  */
1239 typedef enum {
1240   G_DBUS_CONNECTION_FLAGS_NONE = 0,
1241   G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_CLIENT = (1<<0),
1242   G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_SERVER = (1<<1),
1243   G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_ALLOW_ANONYMOUS = (1<<2),
1244   G_DBUS_CONNECTION_FLAGS_MESSAGE_BUS_CONNECTION = (1<<3),
1245   G_DBUS_CONNECTION_FLAGS_DELAY_MESSAGE_PROCESSING = (1<<4),
1246   G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_REQUIRE_SAME_USER GIO_AVAILABLE_ENUMERATOR_IN_2_68 = (1<<5),
1247   G_DBUS_CONNECTION_FLAGS_CROSS_NAMESPACE GIO_AVAILABLE_ENUMERATOR_IN_2_74 = (1<<6)
1248 } GDBusConnectionFlags;
1249 
1250 /**
1251  * GDBusCapabilityFlags:
1252  * @G_DBUS_CAPABILITY_FLAGS_NONE: No flags set.
1253  * @G_DBUS_CAPABILITY_FLAGS_UNIX_FD_PASSING: The connection
1254  * supports exchanging UNIX file descriptors with the remote peer.
1255  *
1256  * Capabilities negotiated with the remote peer.
1257  *
1258  * Since: 2.26
1259  */
1260 typedef enum {
1261   G_DBUS_CAPABILITY_FLAGS_NONE = 0,
1262   G_DBUS_CAPABILITY_FLAGS_UNIX_FD_PASSING = (1<<0)
1263 } GDBusCapabilityFlags;
1264 
1265 /**
1266  * GDBusCallFlags:
1267  * @G_DBUS_CALL_FLAGS_NONE: No flags set.
1268  * @G_DBUS_CALL_FLAGS_NO_AUTO_START: The bus must not launch
1269  * an owner for the destination name in response to this method
1270  * invocation.
1271  * @G_DBUS_CALL_FLAGS_ALLOW_INTERACTIVE_AUTHORIZATION: the caller is prepared to
1272  * wait for interactive authorization. Since 2.46.
1273  *
1274  * Flags used in g_dbus_connection_call() and similar APIs.
1275  *
1276  * Since: 2.26
1277  */
1278 typedef enum {
1279   G_DBUS_CALL_FLAGS_NONE = 0,
1280   G_DBUS_CALL_FLAGS_NO_AUTO_START = (1<<0),
1281   G_DBUS_CALL_FLAGS_ALLOW_INTERACTIVE_AUTHORIZATION = (1<<1)
1282 } GDBusCallFlags;
1283 /* (1<<31) is reserved for internal use by GDBusConnection, do not use it. */
1284 
1285 /**
1286  * GDBusMessageType:
1287  * @G_DBUS_MESSAGE_TYPE_INVALID: Message is of invalid type.
1288  * @G_DBUS_MESSAGE_TYPE_METHOD_CALL: Method call.
1289  * @G_DBUS_MESSAGE_TYPE_METHOD_RETURN: Method reply.
1290  * @G_DBUS_MESSAGE_TYPE_ERROR: Error reply.
1291  * @G_DBUS_MESSAGE_TYPE_SIGNAL: Signal emission.
1292  *
1293  * Message types used in #GDBusMessage.
1294  *
1295  * Since: 2.26
1296  */
1297 typedef enum {
1298   G_DBUS_MESSAGE_TYPE_INVALID,
1299   G_DBUS_MESSAGE_TYPE_METHOD_CALL,
1300   G_DBUS_MESSAGE_TYPE_METHOD_RETURN,
1301   G_DBUS_MESSAGE_TYPE_ERROR,
1302   G_DBUS_MESSAGE_TYPE_SIGNAL
1303 } GDBusMessageType;
1304 
1305 /**
1306  * GDBusMessageFlags:
1307  * @G_DBUS_MESSAGE_FLAGS_NONE: No flags set.
1308  * @G_DBUS_MESSAGE_FLAGS_NO_REPLY_EXPECTED: A reply is not expected.
1309  * @G_DBUS_MESSAGE_FLAGS_NO_AUTO_START: The bus must not launch an
1310  * owner for the destination name in response to this message.
1311  * @G_DBUS_MESSAGE_FLAGS_ALLOW_INTERACTIVE_AUTHORIZATION: If set on a method
1312  * call, this flag means that the caller is prepared to wait for interactive
1313  * authorization. Since 2.46.
1314  *
1315  * Message flags used in #GDBusMessage.
1316  *
1317  * Since: 2.26
1318  */
1319 typedef enum {
1320   G_DBUS_MESSAGE_FLAGS_NONE = 0,
1321   G_DBUS_MESSAGE_FLAGS_NO_REPLY_EXPECTED = (1<<0),
1322   G_DBUS_MESSAGE_FLAGS_NO_AUTO_START = (1<<1),
1323   G_DBUS_MESSAGE_FLAGS_ALLOW_INTERACTIVE_AUTHORIZATION = (1<<2)
1324 } GDBusMessageFlags;
1325 
1326 /**
1327  * GDBusMessageHeaderField:
1328  * @G_DBUS_MESSAGE_HEADER_FIELD_INVALID: Not a valid header field.
1329  * @G_DBUS_MESSAGE_HEADER_FIELD_PATH: The object path.
1330  * @G_DBUS_MESSAGE_HEADER_FIELD_INTERFACE: The interface name.
1331  * @G_DBUS_MESSAGE_HEADER_FIELD_MEMBER: The method or signal name.
1332  * @G_DBUS_MESSAGE_HEADER_FIELD_ERROR_NAME: The name of the error that occurred.
1333  * @G_DBUS_MESSAGE_HEADER_FIELD_REPLY_SERIAL: The serial number the message is a reply to.
1334  * @G_DBUS_MESSAGE_HEADER_FIELD_DESTINATION: The name the message is intended for.
1335  * @G_DBUS_MESSAGE_HEADER_FIELD_SENDER: Unique name of the sender of the message (filled in by the bus).
1336  * @G_DBUS_MESSAGE_HEADER_FIELD_SIGNATURE: The signature of the message body.
1337  * @G_DBUS_MESSAGE_HEADER_FIELD_NUM_UNIX_FDS: The number of UNIX file descriptors that accompany the message.
1338  *
1339  * Header fields used in #GDBusMessage.
1340  *
1341  * Since: 2.26
1342  */
1343 typedef enum {
1344   G_DBUS_MESSAGE_HEADER_FIELD_INVALID,
1345   G_DBUS_MESSAGE_HEADER_FIELD_PATH,
1346   G_DBUS_MESSAGE_HEADER_FIELD_INTERFACE,
1347   G_DBUS_MESSAGE_HEADER_FIELD_MEMBER,
1348   G_DBUS_MESSAGE_HEADER_FIELD_ERROR_NAME,
1349   G_DBUS_MESSAGE_HEADER_FIELD_REPLY_SERIAL,
1350   G_DBUS_MESSAGE_HEADER_FIELD_DESTINATION,
1351   G_DBUS_MESSAGE_HEADER_FIELD_SENDER,
1352   G_DBUS_MESSAGE_HEADER_FIELD_SIGNATURE,
1353   G_DBUS_MESSAGE_HEADER_FIELD_NUM_UNIX_FDS
1354 } GDBusMessageHeaderField;
1355 
1356 /**
1357  * GDBusPropertyInfoFlags:
1358  * @G_DBUS_PROPERTY_INFO_FLAGS_NONE: No flags set.
1359  * @G_DBUS_PROPERTY_INFO_FLAGS_READABLE: Property is readable.
1360  * @G_DBUS_PROPERTY_INFO_FLAGS_WRITABLE: Property is writable.
1361  *
1362  * Flags describing the access control of a D-Bus property.
1363  *
1364  * Since: 2.26
1365  */
1366 typedef enum
1367 {
1368   G_DBUS_PROPERTY_INFO_FLAGS_NONE = 0,
1369   G_DBUS_PROPERTY_INFO_FLAGS_READABLE = (1<<0),
1370   G_DBUS_PROPERTY_INFO_FLAGS_WRITABLE = (1<<1)
1371 } GDBusPropertyInfoFlags;
1372 
1373 /**
1374  * GDBusSubtreeFlags:
1375  * @G_DBUS_SUBTREE_FLAGS_NONE: No flags set.
1376  * @G_DBUS_SUBTREE_FLAGS_DISPATCH_TO_UNENUMERATED_NODES: Method calls to objects not in the enumerated range
1377  *                                                       will still be dispatched. This is useful if you want
1378  *                                                       to dynamically spawn objects in the subtree.
1379  *
1380  * Flags passed to g_dbus_connection_register_subtree().
1381  *
1382  * Since: 2.26
1383  */
1384 typedef enum
1385 {
1386   G_DBUS_SUBTREE_FLAGS_NONE = 0,
1387   G_DBUS_SUBTREE_FLAGS_DISPATCH_TO_UNENUMERATED_NODES = (1<<0)
1388 } GDBusSubtreeFlags;
1389 
1390 /**
1391  * GDBusServerFlags:
1392  * @G_DBUS_SERVER_FLAGS_NONE: No flags set.
1393  * @G_DBUS_SERVER_FLAGS_RUN_IN_THREAD: All #GDBusServer::new-connection
1394  * signals will run in separated dedicated threads (see signal for
1395  * details).
1396  * @G_DBUS_SERVER_FLAGS_AUTHENTICATION_ALLOW_ANONYMOUS: Allow the anonymous
1397  * authentication method.
1398  * @G_DBUS_SERVER_FLAGS_AUTHENTICATION_REQUIRE_SAME_USER: Require the UID of the
1399  * peer to be the same as the UID of the server when authenticating. (Since: 2.68)
1400  *
1401  * Flags used when creating a #GDBusServer.
1402  *
1403  * Since: 2.26
1404  */
1405 typedef enum
1406 {
1407   G_DBUS_SERVER_FLAGS_NONE = 0,
1408   G_DBUS_SERVER_FLAGS_RUN_IN_THREAD = (1<<0),
1409   G_DBUS_SERVER_FLAGS_AUTHENTICATION_ALLOW_ANONYMOUS = (1<<1),
1410   G_DBUS_SERVER_FLAGS_AUTHENTICATION_REQUIRE_SAME_USER GIO_AVAILABLE_ENUMERATOR_IN_2_68 = (1<<2)
1411 } GDBusServerFlags;
1412 
1413 /**
1414  * GDBusSignalFlags:
1415  * @G_DBUS_SIGNAL_FLAGS_NONE: No flags set.
1416  * @G_DBUS_SIGNAL_FLAGS_NO_MATCH_RULE: Don't actually send the AddMatch
1417  * D-Bus call for this signal subscription.  This gives you more control
1418  * over which match rules you add (but you must add them manually).
1419  * @G_DBUS_SIGNAL_FLAGS_MATCH_ARG0_NAMESPACE: Match first arguments that
1420  * contain a bus or interface name with the given namespace.
1421  * @G_DBUS_SIGNAL_FLAGS_MATCH_ARG0_PATH: Match first arguments that
1422  * contain an object path that is either equivalent to the given path,
1423  * or one of the paths is a subpath of the other.
1424  *
1425  * Flags used when subscribing to signals via g_dbus_connection_signal_subscribe().
1426  *
1427  * Since: 2.26
1428  */
1429 typedef enum /*< flags >*/
1430 {
1431   G_DBUS_SIGNAL_FLAGS_NONE = 0,
1432   G_DBUS_SIGNAL_FLAGS_NO_MATCH_RULE = (1<<0),
1433   G_DBUS_SIGNAL_FLAGS_MATCH_ARG0_NAMESPACE = (1<<1),
1434   G_DBUS_SIGNAL_FLAGS_MATCH_ARG0_PATH = (1<<2)
1435 } GDBusSignalFlags;
1436 
1437 /**
1438  * GDBusSendMessageFlags:
1439  * @G_DBUS_SEND_MESSAGE_FLAGS_NONE: No flags set.
1440  * @G_DBUS_SEND_MESSAGE_FLAGS_PRESERVE_SERIAL: Do not automatically
1441  * assign a serial number from the #GDBusConnection object when
1442  * sending a message.
1443  *
1444  * Flags used when sending #GDBusMessages on a #GDBusConnection.
1445  *
1446  * Since: 2.26
1447  */
1448 typedef enum
1449 {
1450   G_DBUS_SEND_MESSAGE_FLAGS_NONE = 0,
1451   G_DBUS_SEND_MESSAGE_FLAGS_PRESERVE_SERIAL = (1<<0)
1452 } GDBusSendMessageFlags;
1453 /* (1<<31) is reserved for internal use by GDBusConnection, do not use it. */
1454 
1455 /**
1456  * GCredentialsType:
1457  * @G_CREDENTIALS_TYPE_INVALID: Indicates an invalid native credential type.
1458  * @G_CREDENTIALS_TYPE_LINUX_UCRED: The native credentials type is a `struct ucred`.
1459  * @G_CREDENTIALS_TYPE_FREEBSD_CMSGCRED: The native credentials type is a `struct cmsgcred`.
1460  * @G_CREDENTIALS_TYPE_OPENBSD_SOCKPEERCRED: The native credentials type is a `struct sockpeercred`. Added in 2.30.
1461  * @G_CREDENTIALS_TYPE_SOLARIS_UCRED: The native credentials type is a `ucred_t`. Added in 2.40.
1462  * @G_CREDENTIALS_TYPE_NETBSD_UNPCBID: The native credentials type is a `struct unpcbid`. Added in 2.42.
1463  * @G_CREDENTIALS_TYPE_APPLE_XUCRED: The native credentials type is a `struct xucred`. Added in 2.66.
1464  * @G_CREDENTIALS_TYPE_WIN32_PID: The native credentials type is a PID `DWORD`. Added in 2.72.
1465  *
1466  * Enumeration describing different kinds of native credential types.
1467  *
1468  * Since: 2.26
1469  */
1470 typedef enum
1471 {
1472   G_CREDENTIALS_TYPE_INVALID,
1473   G_CREDENTIALS_TYPE_LINUX_UCRED,
1474   G_CREDENTIALS_TYPE_FREEBSD_CMSGCRED,
1475   G_CREDENTIALS_TYPE_OPENBSD_SOCKPEERCRED,
1476   G_CREDENTIALS_TYPE_SOLARIS_UCRED,
1477   G_CREDENTIALS_TYPE_NETBSD_UNPCBID,
1478   G_CREDENTIALS_TYPE_APPLE_XUCRED,
1479   G_CREDENTIALS_TYPE_WIN32_PID,
1480 } GCredentialsType;
1481 
1482 /**
1483  * GDBusMessageByteOrder:
1484  * @G_DBUS_MESSAGE_BYTE_ORDER_BIG_ENDIAN: The byte order is big endian.
1485  * @G_DBUS_MESSAGE_BYTE_ORDER_LITTLE_ENDIAN: The byte order is little endian.
1486  *
1487  * Enumeration used to describe the byte order of a D-Bus message.
1488  *
1489  * Since: 2.26
1490  */
1491 typedef enum
1492 {
1493   G_DBUS_MESSAGE_BYTE_ORDER_BIG_ENDIAN    = 'B',
1494   G_DBUS_MESSAGE_BYTE_ORDER_LITTLE_ENDIAN = 'l'
1495 } GDBusMessageByteOrder;
1496 
1497 /**
1498  * GApplicationFlags:
1499  * @G_APPLICATION_FLAGS_NONE: Default. Deprecated in 2.74, use
1500  *   %G_APPLICATION_DEFAULT_FLAGS instead
1501  * @G_APPLICATION_DEFAULT_FLAGS: Default flags. Since: 2.74
1502  * @G_APPLICATION_IS_SERVICE: Run as a service. In this mode, registration
1503  *      fails if the service is already running, and the application
1504  *      will initially wait up to 10 seconds for an initial activation
1505  *      message to arrive.
1506  * @G_APPLICATION_IS_LAUNCHER: Don't try to become the primary instance.
1507  * @G_APPLICATION_HANDLES_OPEN: This application handles opening files (in
1508  *     the primary instance). Note that this flag only affects the default
1509  *     implementation of local_command_line(), and has no effect if
1510  *     %G_APPLICATION_HANDLES_COMMAND_LINE is given.
1511  *     See g_application_run() for details.
1512  * @G_APPLICATION_HANDLES_COMMAND_LINE: This application handles command line
1513  *     arguments (in the primary instance). Note that this flag only affect
1514  *     the default implementation of local_command_line().
1515  *     See g_application_run() for details.
1516  * @G_APPLICATION_SEND_ENVIRONMENT: Send the environment of the
1517  *     launching process to the primary instance. Set this flag if your
1518  *     application is expected to behave differently depending on certain
1519  *     environment variables. For instance, an editor might be expected
1520  *     to use the `GIT_COMMITTER_NAME` environment variable
1521  *     when editing a git commit message. The environment is available
1522  *     to the #GApplication::command-line signal handler, via
1523  *     g_application_command_line_getenv().
1524  * @G_APPLICATION_NON_UNIQUE: Make no attempts to do any of the typical
1525  *     single-instance application negotiation, even if the application
1526  *     ID is given.  The application neither attempts to become the
1527  *     owner of the application ID nor does it check if an existing
1528  *     owner already exists.  Everything occurs in the local process.
1529  *     Since: 2.30.
1530  * @G_APPLICATION_CAN_OVERRIDE_APP_ID: Allow users to override the
1531  *     application ID from the command line with `--gapplication-app-id`.
1532  *     Since: 2.48
1533  * @G_APPLICATION_ALLOW_REPLACEMENT: Allow another instance to take over
1534  *     the bus name. Since: 2.60
1535  * @G_APPLICATION_REPLACE: Take over from another instance. This flag is
1536  *     usually set by passing `--gapplication-replace` on the commandline.
1537  *     Since: 2.60
1538  *
1539  * Flags used to define the behaviour of a #GApplication.
1540  *
1541  * Since: 2.28
1542  **/
1543 typedef enum /*< prefix=G_APPLICATION >*/
1544 {
1545   G_APPLICATION_FLAGS_NONE GIO_DEPRECATED_ENUMERATOR_IN_2_74_FOR(G_APPLICATION_DEFAULT_FLAGS),
1546   G_APPLICATION_DEFAULT_FLAGS GIO_AVAILABLE_ENUMERATOR_IN_2_74 = 0,
1547   G_APPLICATION_IS_SERVICE  =          (1 << 0),
1548   G_APPLICATION_IS_LAUNCHER =          (1 << 1),
1549 
1550   G_APPLICATION_HANDLES_OPEN =         (1 << 2),
1551   G_APPLICATION_HANDLES_COMMAND_LINE = (1 << 3),
1552   G_APPLICATION_SEND_ENVIRONMENT    =  (1 << 4),
1553 
1554   G_APPLICATION_NON_UNIQUE =           (1 << 5),
1555 
1556   G_APPLICATION_CAN_OVERRIDE_APP_ID =  (1 << 6),
1557   G_APPLICATION_ALLOW_REPLACEMENT   =  (1 << 7),
1558   G_APPLICATION_REPLACE             =  (1 << 8)
1559 } GApplicationFlags;
1560 
1561 /**
1562  * GTlsError:
1563  * @G_TLS_ERROR_UNAVAILABLE: No TLS provider is available
1564  * @G_TLS_ERROR_MISC: Miscellaneous TLS error
1565  * @G_TLS_ERROR_BAD_CERTIFICATE: The certificate presented could not
1566  *   be parsed or failed validation.
1567  * @G_TLS_ERROR_NOT_TLS: The TLS handshake failed because the
1568  *   peer does not seem to be a TLS server.
1569  * @G_TLS_ERROR_HANDSHAKE: The TLS handshake failed because the
1570  *   peer's certificate was not acceptable.
1571  * @G_TLS_ERROR_CERTIFICATE_REQUIRED: The TLS handshake failed because
1572  *   the server requested a client-side certificate, but none was
1573  *   provided. See g_tls_connection_set_certificate().
1574  * @G_TLS_ERROR_EOF: The TLS connection was closed without proper
1575  *   notice, which may indicate an attack. See
1576  *   g_tls_connection_set_require_close_notify().
1577  * @G_TLS_ERROR_INAPPROPRIATE_FALLBACK: The TLS handshake failed
1578  *   because the client sent the fallback SCSV, indicating a protocol
1579  *   downgrade attack. Since: 2.60
1580  * @G_TLS_ERROR_BAD_CERTIFICATE_PASSWORD: The certificate failed
1581  *   to load because a password was incorrect. Since: 2.72
1582  *
1583  * An error code used with %G_TLS_ERROR in a #GError returned from a
1584  * TLS-related routine.
1585  *
1586  * Since: 2.28
1587  */
1588 typedef enum {
1589   G_TLS_ERROR_UNAVAILABLE,
1590   G_TLS_ERROR_MISC,
1591   G_TLS_ERROR_BAD_CERTIFICATE,
1592   G_TLS_ERROR_NOT_TLS,
1593   G_TLS_ERROR_HANDSHAKE,
1594   G_TLS_ERROR_CERTIFICATE_REQUIRED,
1595   G_TLS_ERROR_EOF,
1596   G_TLS_ERROR_INAPPROPRIATE_FALLBACK,
1597   G_TLS_ERROR_BAD_CERTIFICATE_PASSWORD
1598 } GTlsError;
1599 
1600 /**
1601  * GTlsCertificateFlags:
1602  * @G_TLS_CERTIFICATE_NO_FLAGS: No flags set. Since: 2.74
1603  * @G_TLS_CERTIFICATE_UNKNOWN_CA: The signing certificate authority is
1604  *   not known.
1605  * @G_TLS_CERTIFICATE_BAD_IDENTITY: The certificate does not match the
1606  *   expected identity of the site that it was retrieved from.
1607  * @G_TLS_CERTIFICATE_NOT_ACTIVATED: The certificate's activation time
1608  *   is still in the future
1609  * @G_TLS_CERTIFICATE_EXPIRED: The certificate has expired
1610  * @G_TLS_CERTIFICATE_REVOKED: The certificate has been revoked
1611  *   according to the #GTlsConnection's certificate revocation list.
1612  * @G_TLS_CERTIFICATE_INSECURE: The certificate's algorithm is
1613  *   considered insecure.
1614  * @G_TLS_CERTIFICATE_GENERIC_ERROR: Some other error occurred validating
1615  *   the certificate
1616  * @G_TLS_CERTIFICATE_VALIDATE_ALL: the combination of all of the above
1617  *   flags
1618  *
1619  * A set of flags describing TLS certification validation. This can be
1620  * used to describe why a particular certificate was rejected (for
1621  * example, in #GTlsConnection::accept-certificate).
1622  *
1623  * GLib guarantees that if certificate verification fails, at least one
1624  * flag will be set, but it does not guarantee that all possible flags
1625  * will be set. Accordingly, you may not safely decide to ignore any
1626  * particular type of error. For example, it would be incorrect to mask
1627  * %G_TLS_CERTIFICATE_EXPIRED if you want to allow expired certificates,
1628  * because this could potentially be the only error flag set even if
1629  * other problems exist with the certificate.
1630  *
1631  * Since: 2.28
1632  */
1633 typedef enum {
1634   G_TLS_CERTIFICATE_NO_FLAGS GIO_AVAILABLE_ENUMERATOR_IN_2_74 = 0,
1635   G_TLS_CERTIFICATE_UNKNOWN_CA    = (1 << 0),
1636   G_TLS_CERTIFICATE_BAD_IDENTITY  = (1 << 1),
1637   G_TLS_CERTIFICATE_NOT_ACTIVATED = (1 << 2),
1638   G_TLS_CERTIFICATE_EXPIRED       = (1 << 3),
1639   G_TLS_CERTIFICATE_REVOKED       = (1 << 4),
1640   G_TLS_CERTIFICATE_INSECURE      = (1 << 5),
1641   G_TLS_CERTIFICATE_GENERIC_ERROR = (1 << 6),
1642 
1643   G_TLS_CERTIFICATE_VALIDATE_ALL  = 0x007f
1644 } GTlsCertificateFlags;
1645 
1646 /**
1647  * GTlsAuthenticationMode:
1648  * @G_TLS_AUTHENTICATION_NONE: client authentication not required
1649  * @G_TLS_AUTHENTICATION_REQUESTED: client authentication is requested
1650  * @G_TLS_AUTHENTICATION_REQUIRED: client authentication is required
1651  *
1652  * The client authentication mode for a #GTlsServerConnection.
1653  *
1654  * Since: 2.28
1655  */
1656 typedef enum {
1657   G_TLS_AUTHENTICATION_NONE,
1658   G_TLS_AUTHENTICATION_REQUESTED,
1659   G_TLS_AUTHENTICATION_REQUIRED
1660 } GTlsAuthenticationMode;
1661 
1662 /**
1663  * GTlsChannelBindingType:
1664  * @G_TLS_CHANNEL_BINDING_TLS_UNIQUE:
1665  *    [`tls-unique`](https://tools.ietf.org/html/rfc5929#section-3) binding
1666  *    type
1667  * @G_TLS_CHANNEL_BINDING_TLS_SERVER_END_POINT:
1668  *    [`tls-server-end-point`](https://tools.ietf.org/html/rfc5929#section-4)
1669  *    binding type
1670  * @G_TLS_CHANNEL_BINDING_TLS_EXPORTER:
1671  *    [`tls-exporter`](https://www.rfc-editor.org/rfc/rfc9266.html) binding
1672  *    type. Since: 2.74
1673  *
1674  * The type of TLS channel binding data to retrieve from #GTlsConnection
1675  * or #GDtlsConnection, as documented by RFC 5929 or RFC 9266. The
1676  * [`tls-unique-for-telnet`](https://tools.ietf.org/html/rfc5929#section-5)
1677  * binding type is not currently implemented.
1678  *
1679  * Since: 2.66
1680  */
1681 GIO_AVAILABLE_TYPE_IN_2_66
1682 typedef enum {
1683   G_TLS_CHANNEL_BINDING_TLS_UNIQUE,
1684   G_TLS_CHANNEL_BINDING_TLS_SERVER_END_POINT,
1685   G_TLS_CHANNEL_BINDING_TLS_EXPORTER GIO_AVAILABLE_ENUMERATOR_IN_2_74,
1686 } GTlsChannelBindingType;
1687 
1688 /**
1689  * GTlsChannelBindingError:
1690  * @G_TLS_CHANNEL_BINDING_ERROR_NOT_IMPLEMENTED: Either entire binding
1691  *    retrieval facility or specific binding type is not implemented in the
1692  *    TLS backend.
1693  * @G_TLS_CHANNEL_BINDING_ERROR_INVALID_STATE: The handshake is not yet
1694  *    complete on the connection which is a strong requirement for any existing
1695  *    binding type.
1696  * @G_TLS_CHANNEL_BINDING_ERROR_NOT_AVAILABLE: Handshake is complete but
1697  *    binding data is not available. That normally indicates the TLS
1698  *    implementation failed to provide the binding data. For example, some
1699  *    implementations do not provide a peer certificate for resumed connections.
1700  * @G_TLS_CHANNEL_BINDING_ERROR_NOT_SUPPORTED: Binding type is not supported
1701  *    on the current connection. This error could be triggered when requesting
1702  *    `tls-server-end-point` binding data for a certificate which has no hash
1703  *    function or uses multiple hash functions.
1704  * @G_TLS_CHANNEL_BINDING_ERROR_GENERAL_ERROR: Any other backend error
1705  *    preventing binding data retrieval.
1706  *
1707  * An error code used with %G_TLS_CHANNEL_BINDING_ERROR in a #GError to
1708  * indicate a TLS channel binding retrieval error.
1709  *
1710  * Since: 2.66
1711  */
1712 GIO_AVAILABLE_TYPE_IN_2_66
1713 typedef enum {
1714   G_TLS_CHANNEL_BINDING_ERROR_NOT_IMPLEMENTED,
1715   G_TLS_CHANNEL_BINDING_ERROR_INVALID_STATE,
1716   G_TLS_CHANNEL_BINDING_ERROR_NOT_AVAILABLE,
1717   G_TLS_CHANNEL_BINDING_ERROR_NOT_SUPPORTED,
1718   G_TLS_CHANNEL_BINDING_ERROR_GENERAL_ERROR
1719 } GTlsChannelBindingError;
1720 
1721 /**
1722  * GTlsRehandshakeMode:
1723  * @G_TLS_REHANDSHAKE_NEVER: Never allow rehandshaking
1724  * @G_TLS_REHANDSHAKE_SAFELY: Allow safe rehandshaking only
1725  * @G_TLS_REHANDSHAKE_UNSAFELY: Allow unsafe rehandshaking
1726  *
1727  * When to allow rehandshaking. See
1728  * g_tls_connection_set_rehandshake_mode().
1729  *
1730  * Since: 2.28
1731  *
1732  * Deprecated: 2.60. Changing the rehandshake mode is no longer
1733  *   required for compatibility. Also, rehandshaking has been removed
1734  *   from the TLS protocol in TLS 1.3.
1735  */
1736 typedef enum {
1737   G_TLS_REHANDSHAKE_NEVER,
1738   G_TLS_REHANDSHAKE_SAFELY,
1739   G_TLS_REHANDSHAKE_UNSAFELY
1740 } GTlsRehandshakeMode GIO_DEPRECATED_TYPE_IN_2_60;
1741 
1742 /**
1743  * GTlsPasswordFlags:
1744  * @G_TLS_PASSWORD_NONE: No flags
1745  * @G_TLS_PASSWORD_RETRY: The password was wrong, and the user should retry.
1746  * @G_TLS_PASSWORD_MANY_TRIES: Hint to the user that the password has been
1747  *    wrong many times, and the user may not have many chances left.
1748  * @G_TLS_PASSWORD_FINAL_TRY: Hint to the user that this is the last try to get
1749  *    this password right.
1750  * @G_TLS_PASSWORD_PKCS11_USER: For PKCS #11, the user PIN is required.
1751  *    Since: 2.70.
1752  * @G_TLS_PASSWORD_PKCS11_SECURITY_OFFICER: For PKCS #11, the security officer
1753  *    PIN is required. Since: 2.70.
1754  * @G_TLS_PASSWORD_PKCS11_CONTEXT_SPECIFIC: For PKCS #11, the context-specific
1755  *    PIN is required. Since: 2.70.
1756  *
1757  * Various flags for the password.
1758  *
1759  * Since: 2.30
1760  */
1761 
1762 typedef enum _GTlsPasswordFlags
1763 {
1764   G_TLS_PASSWORD_NONE = 0,
1765   G_TLS_PASSWORD_RETRY = 1 << 1,
1766   G_TLS_PASSWORD_MANY_TRIES = 1 << 2,
1767   G_TLS_PASSWORD_FINAL_TRY = 1 << 3,
1768   G_TLS_PASSWORD_PKCS11_USER = 1 << 4,
1769   G_TLS_PASSWORD_PKCS11_SECURITY_OFFICER = 1 << 5,
1770   G_TLS_PASSWORD_PKCS11_CONTEXT_SPECIFIC = 1 << 6
1771 } GTlsPasswordFlags;
1772 
1773 /**
1774  * GTlsInteractionResult:
1775  * @G_TLS_INTERACTION_UNHANDLED: The interaction was unhandled (i.e. not
1776  *     implemented).
1777  * @G_TLS_INTERACTION_HANDLED: The interaction completed, and resulting data
1778  *     is available.
1779  * @G_TLS_INTERACTION_FAILED: The interaction has failed, or was cancelled.
1780  *     and the operation should be aborted.
1781  *
1782  * #GTlsInteractionResult is returned by various functions in #GTlsInteraction
1783  * when finishing an interaction request.
1784  *
1785  * Since: 2.30
1786  */
1787 typedef enum {
1788   G_TLS_INTERACTION_UNHANDLED,
1789   G_TLS_INTERACTION_HANDLED,
1790   G_TLS_INTERACTION_FAILED
1791 } GTlsInteractionResult;
1792 
1793 /**
1794  * GDBusInterfaceSkeletonFlags:
1795  * @G_DBUS_INTERFACE_SKELETON_FLAGS_NONE: No flags set.
1796  * @G_DBUS_INTERFACE_SKELETON_FLAGS_HANDLE_METHOD_INVOCATIONS_IN_THREAD: Each method invocation is handled in
1797  *   a thread dedicated to the invocation. This means that the method implementation can use blocking IO
1798  *   without blocking any other part of the process. It also means that the method implementation must
1799  *   use locking to access data structures used by other threads.
1800  *
1801  * Flags describing the behavior of a #GDBusInterfaceSkeleton instance.
1802  *
1803  * Since: 2.30
1804  */
1805 typedef enum
1806 {
1807   G_DBUS_INTERFACE_SKELETON_FLAGS_NONE = 0,
1808   G_DBUS_INTERFACE_SKELETON_FLAGS_HANDLE_METHOD_INVOCATIONS_IN_THREAD = (1<<0)
1809 } GDBusInterfaceSkeletonFlags;
1810 
1811 /**
1812  * GDBusObjectManagerClientFlags:
1813  * @G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_NONE: No flags set.
1814  * @G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_DO_NOT_AUTO_START: If not set and the
1815  *   manager is for a well-known name, then request the bus to launch
1816  *   an owner for the name if no-one owns the name. This flag can only
1817  *   be used in managers for well-known names.
1818  *
1819  * Flags used when constructing a #GDBusObjectManagerClient.
1820  *
1821  * Since: 2.30
1822  */
1823 typedef enum
1824 {
1825   G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_NONE = 0,
1826   G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_DO_NOT_AUTO_START = (1<<0)
1827 } GDBusObjectManagerClientFlags;
1828 
1829 /**
1830  * GTlsDatabaseVerifyFlags:
1831  * @G_TLS_DATABASE_VERIFY_NONE: No verification flags
1832  *
1833  * Flags for g_tls_database_verify_chain().
1834  *
1835  * Since: 2.30
1836  */
1837 typedef enum /*< flags >*/ {
1838   G_TLS_DATABASE_VERIFY_NONE = 0
1839 } GTlsDatabaseVerifyFlags;
1840 
1841 /**
1842  * GTlsDatabaseLookupFlags:
1843  * @G_TLS_DATABASE_LOOKUP_NONE: No lookup flags
1844  * @G_TLS_DATABASE_LOOKUP_KEYPAIR: Restrict lookup to certificates that have
1845  *     a private key.
1846  *
1847  * Flags for g_tls_database_lookup_certificate_for_handle(),
1848  * g_tls_database_lookup_certificate_issuer(),
1849  * and g_tls_database_lookup_certificates_issued_by().
1850  *
1851  * Since: 2.30
1852  */
1853 typedef enum {
1854   G_TLS_DATABASE_LOOKUP_NONE = 0,
1855   G_TLS_DATABASE_LOOKUP_KEYPAIR = 1
1856 } GTlsDatabaseLookupFlags;
1857 
1858 /**
1859  * GTlsCertificateRequestFlags:
1860  * @G_TLS_CERTIFICATE_REQUEST_NONE: No flags
1861  *
1862  * Flags for g_tls_interaction_request_certificate(),
1863  * g_tls_interaction_request_certificate_async(), and
1864  * g_tls_interaction_invoke_request_certificate().
1865  *
1866  * Since: 2.40
1867  */
1868 typedef enum {
1869   G_TLS_CERTIFICATE_REQUEST_NONE = 0
1870 } GTlsCertificateRequestFlags;
1871 
1872 /**
1873  * GTlsProtocolVersion:
1874  * @G_TLS_PROTOCOL_VERSION_UNKNOWN: No protocol version or unknown protocol version
1875  * @G_TLS_PROTOCOL_VERSION_SSL_3_0: SSL 3.0, which is insecure and should not be used
1876  * @G_TLS_PROTOCOL_VERSION_TLS_1_0: TLS 1.0, which is insecure and should not be used
1877  * @G_TLS_PROTOCOL_VERSION_TLS_1_1: TLS 1.1, which is insecure and should not be used
1878  * @G_TLS_PROTOCOL_VERSION_TLS_1_2: TLS 1.2, defined by [RFC 5246](https://datatracker.ietf.org/doc/html/rfc5246)
1879  * @G_TLS_PROTOCOL_VERSION_TLS_1_3: TLS 1.3, defined by [RFC 8446](https://datatracker.ietf.org/doc/html/rfc8446)
1880  * @G_TLS_PROTOCOL_VERSION_DTLS_1_0: DTLS 1.0, which is insecure and should not be used
1881  * @G_TLS_PROTOCOL_VERSION_DTLS_1_2: DTLS 1.2, defined by [RFC 6347](https://datatracker.ietf.org/doc/html/rfc6347)
1882  *
1883  * The TLS or DTLS protocol version used by a #GTlsConnection or
1884  * #GDtlsConnection. The integer values of these versions are sequential
1885  * to ensure newer known protocol versions compare greater than older
1886  * known versions. Any known DTLS protocol version will compare greater
1887  * than any SSL or TLS protocol version. The protocol version may be
1888  * %G_TLS_PROTOCOL_VERSION_UNKNOWN if the TLS backend supports a newer
1889  * protocol version that GLib does not yet know about. This means that
1890  * it's possible for an unknown DTLS protocol version to compare less
1891  * than the TLS protocol versions.
1892  *
1893  * Since: 2.70
1894  */
1895 typedef enum {
1896   G_TLS_PROTOCOL_VERSION_UNKNOWN = 0,
1897   G_TLS_PROTOCOL_VERSION_SSL_3_0 = 1,
1898   G_TLS_PROTOCOL_VERSION_TLS_1_0 = 2,
1899   G_TLS_PROTOCOL_VERSION_TLS_1_1 = 3,
1900   G_TLS_PROTOCOL_VERSION_TLS_1_2 = 4,
1901   G_TLS_PROTOCOL_VERSION_TLS_1_3 = 5,
1902   G_TLS_PROTOCOL_VERSION_DTLS_1_0 = 201,
1903   G_TLS_PROTOCOL_VERSION_DTLS_1_2 = 202,
1904 } GTlsProtocolVersion;
1905 
1906 /**
1907  * GIOModuleScopeFlags:
1908  * @G_IO_MODULE_SCOPE_NONE: No module scan flags
1909  * @G_IO_MODULE_SCOPE_BLOCK_DUPLICATES: When using this scope to load or
1910  *     scan modules, automatically block a modules which has the same base
1911  *     basename as previously loaded module.
1912  *
1913  * Flags for use with g_io_module_scope_new().
1914  *
1915  * Since: 2.30
1916  */
1917 typedef enum {
1918   G_IO_MODULE_SCOPE_NONE,
1919   G_IO_MODULE_SCOPE_BLOCK_DUPLICATES
1920 } GIOModuleScopeFlags;
1921 
1922 /**
1923  * GSocketClientEvent:
1924  * @G_SOCKET_CLIENT_RESOLVING: The client is doing a DNS lookup.
1925  * @G_SOCKET_CLIENT_RESOLVED: The client has completed a DNS lookup.
1926  * @G_SOCKET_CLIENT_CONNECTING: The client is connecting to a remote
1927  *   host (either a proxy or the destination server).
1928  * @G_SOCKET_CLIENT_CONNECTED: The client has connected to a remote
1929  *   host.
1930  * @G_SOCKET_CLIENT_PROXY_NEGOTIATING: The client is negotiating
1931  *   with a proxy to connect to the destination server.
1932  * @G_SOCKET_CLIENT_PROXY_NEGOTIATED: The client has negotiated
1933  *   with the proxy server.
1934  * @G_SOCKET_CLIENT_TLS_HANDSHAKING: The client is performing a
1935  *   TLS handshake.
1936  * @G_SOCKET_CLIENT_TLS_HANDSHAKED: The client has performed a
1937  *   TLS handshake.
1938  * @G_SOCKET_CLIENT_COMPLETE: The client is done with a particular
1939  *   #GSocketConnectable.
1940  *
1941  * Describes an event occurring on a #GSocketClient. See the
1942  * #GSocketClient::event signal for more details.
1943  *
1944  * Additional values may be added to this type in the future.
1945  *
1946  * Since: 2.32
1947  */
1948 typedef enum {
1949   G_SOCKET_CLIENT_RESOLVING,
1950   G_SOCKET_CLIENT_RESOLVED,
1951   G_SOCKET_CLIENT_CONNECTING,
1952   G_SOCKET_CLIENT_CONNECTED,
1953   G_SOCKET_CLIENT_PROXY_NEGOTIATING,
1954   G_SOCKET_CLIENT_PROXY_NEGOTIATED,
1955   G_SOCKET_CLIENT_TLS_HANDSHAKING,
1956   G_SOCKET_CLIENT_TLS_HANDSHAKED,
1957   G_SOCKET_CLIENT_COMPLETE
1958 } GSocketClientEvent;
1959 
1960 /**
1961  * GSocketListenerEvent:
1962  * @G_SOCKET_LISTENER_BINDING: The listener is about to bind a socket.
1963  * @G_SOCKET_LISTENER_BOUND: The listener has bound a socket.
1964  * @G_SOCKET_LISTENER_LISTENING: The listener is about to start
1965  *    listening on this socket.
1966  * @G_SOCKET_LISTENER_LISTENED: The listener is now listening on
1967  *   this socket.
1968  *
1969  * Describes an event occurring on a #GSocketListener. See the
1970  * #GSocketListener::event signal for more details.
1971  *
1972  * Additional values may be added to this type in the future.
1973  *
1974  * Since: 2.46
1975  */
1976 typedef enum {
1977   G_SOCKET_LISTENER_BINDING,
1978   G_SOCKET_LISTENER_BOUND,
1979   G_SOCKET_LISTENER_LISTENING,
1980   G_SOCKET_LISTENER_LISTENED
1981 } GSocketListenerEvent;
1982 
1983 /**
1984  * GTestDBusFlags:
1985  * @G_TEST_DBUS_NONE: No flags.
1986  *
1987  * Flags to define future #GTestDBus behaviour.
1988  *
1989  * Since: 2.34
1990  */
1991 typedef enum /*< flags >*/ {
1992   G_TEST_DBUS_NONE = 0
1993 } GTestDBusFlags;
1994 
1995 /**
1996  * GSubprocessFlags:
1997  * @G_SUBPROCESS_FLAGS_NONE: No flags.
1998  * @G_SUBPROCESS_FLAGS_STDIN_PIPE: create a pipe for the stdin of the
1999  *   spawned process that can be accessed with
2000  *   g_subprocess_get_stdin_pipe().
2001  * @G_SUBPROCESS_FLAGS_STDIN_INHERIT: stdin is inherited from the
2002  *   calling process.
2003  * @G_SUBPROCESS_FLAGS_STDOUT_PIPE: create a pipe for the stdout of the
2004  *   spawned process that can be accessed with
2005  *   g_subprocess_get_stdout_pipe().
2006  * @G_SUBPROCESS_FLAGS_STDOUT_SILENCE: silence the stdout of the spawned
2007  *   process (ie: redirect to `/dev/null`).
2008  * @G_SUBPROCESS_FLAGS_STDERR_PIPE: create a pipe for the stderr of the
2009  *   spawned process that can be accessed with
2010  *   g_subprocess_get_stderr_pipe().
2011  * @G_SUBPROCESS_FLAGS_STDERR_SILENCE: silence the stderr of the spawned
2012  *   process (ie: redirect to `/dev/null`).
2013  * @G_SUBPROCESS_FLAGS_STDERR_MERGE: merge the stderr of the spawned
2014  *   process with whatever the stdout happens to be.  This is a good way
2015  *   of directing both streams to a common log file, for example.
2016  * @G_SUBPROCESS_FLAGS_INHERIT_FDS: spawned processes will inherit the
2017  *   file descriptors of their parent, unless those descriptors have
2018  *   been explicitly marked as close-on-exec.  This flag has no effect
2019  *   over the "standard" file descriptors (stdin, stdout, stderr).
2020  * @G_SUBPROCESS_FLAGS_SEARCH_PATH_FROM_ENVP: if path searching is
2021  *   needed when spawning the subprocess, use the `PATH` in the launcher
2022  *   environment. (Since: 2.72)
2023  *
2024  * Flags to define the behaviour of a #GSubprocess.
2025  *
2026  * Note that the default for stdin is to redirect from `/dev/null`.  For
2027  * stdout and stderr the default are for them to inherit the
2028  * corresponding descriptor from the calling process.
2029  *
2030  * Note that it is a programmer error to mix 'incompatible' flags.  For
2031  * example, you may not request both %G_SUBPROCESS_FLAGS_STDOUT_PIPE and
2032  * %G_SUBPROCESS_FLAGS_STDOUT_SILENCE.
2033  *
2034  * Since: 2.40
2035  **/
2036 typedef enum {
2037   G_SUBPROCESS_FLAGS_NONE                  = 0,
2038   G_SUBPROCESS_FLAGS_STDIN_PIPE            = (1u << 0),
2039   G_SUBPROCESS_FLAGS_STDIN_INHERIT         = (1u << 1),
2040   G_SUBPROCESS_FLAGS_STDOUT_PIPE           = (1u << 2),
2041   G_SUBPROCESS_FLAGS_STDOUT_SILENCE        = (1u << 3),
2042   G_SUBPROCESS_FLAGS_STDERR_PIPE           = (1u << 4),
2043   G_SUBPROCESS_FLAGS_STDERR_SILENCE        = (1u << 5),
2044   G_SUBPROCESS_FLAGS_STDERR_MERGE          = (1u << 6),
2045   G_SUBPROCESS_FLAGS_INHERIT_FDS           = (1u << 7),
2046   G_SUBPROCESS_FLAGS_SEARCH_PATH_FROM_ENVP = (1u << 8)
2047 } GSubprocessFlags;
2048 
2049 /**
2050  * GNotificationPriority:
2051  * @G_NOTIFICATION_PRIORITY_LOW: for notifications that do not require
2052  *   immediate attention - typically used for contextual background
2053  *   information, such as contact birthdays or local weather
2054  * @G_NOTIFICATION_PRIORITY_NORMAL: the default priority, to be used for the
2055  *   majority of notifications (for example email messages, software updates,
2056  *   completed download/sync operations)
2057  * @G_NOTIFICATION_PRIORITY_HIGH: for events that require more attention,
2058  *   usually because responses are time-sensitive (for example chat and SMS
2059  *   messages or alarms)
2060  * @G_NOTIFICATION_PRIORITY_URGENT: for urgent notifications, or notifications
2061  *   that require a response in a short space of time (for example phone calls
2062  *   or emergency warnings)
2063  *
2064  * Priority levels for #GNotifications.
2065  *
2066  * Since: 2.42
2067  */
2068 typedef enum {
2069   G_NOTIFICATION_PRIORITY_NORMAL,
2070   G_NOTIFICATION_PRIORITY_LOW,
2071   G_NOTIFICATION_PRIORITY_HIGH,
2072   G_NOTIFICATION_PRIORITY_URGENT
2073 } GNotificationPriority;
2074 
2075 /**
2076  * GNetworkConnectivity:
2077  * @G_NETWORK_CONNECTIVITY_LOCAL: The host is not configured with a
2078  *   route to the Internet; it may or may not be connected to a local
2079  *   network.
2080  * @G_NETWORK_CONNECTIVITY_LIMITED: The host is connected to a network, but
2081  *   does not appear to be able to reach the full Internet, perhaps
2082  *   due to upstream network problems.
2083  * @G_NETWORK_CONNECTIVITY_PORTAL: The host is behind a captive portal and
2084  *   cannot reach the full Internet.
2085  * @G_NETWORK_CONNECTIVITY_FULL: The host is connected to a network, and
2086  *   appears to be able to reach the full Internet.
2087  *
2088  * The host's network connectivity state, as reported by #GNetworkMonitor.
2089  *
2090  * Since: 2.44
2091  */
2092 typedef enum {
2093   G_NETWORK_CONNECTIVITY_LOCAL       = 1,
2094   G_NETWORK_CONNECTIVITY_LIMITED     = 2,
2095   G_NETWORK_CONNECTIVITY_PORTAL      = 3,
2096   G_NETWORK_CONNECTIVITY_FULL        = 4
2097 } GNetworkConnectivity;
2098 
2099 /**
2100  * GPollableReturn:
2101  * @G_POLLABLE_RETURN_FAILED: Generic error condition for when an operation fails.
2102  * @G_POLLABLE_RETURN_OK: The operation was successfully finished.
2103  * @G_POLLABLE_RETURN_WOULD_BLOCK: The operation would block.
2104  *
2105  * Return value for various IO operations that signal errors via the
2106  * return value and not necessarily via a #GError.
2107  *
2108  * This enum exists to be able to return errors to callers without having to
2109  * allocate a #GError. Allocating #GErrors can be quite expensive for
2110  * regularly happening errors like %G_IO_ERROR_WOULD_BLOCK.
2111  *
2112  * In case of %G_POLLABLE_RETURN_FAILED a #GError should be set for the
2113  * operation to give details about the error that happened.
2114  *
2115  * Since: 2.60
2116  */
2117 typedef enum {
2118   G_POLLABLE_RETURN_FAILED       = 0,
2119   G_POLLABLE_RETURN_OK           = 1,
2120   G_POLLABLE_RETURN_WOULD_BLOCK  = -G_IO_ERROR_WOULD_BLOCK
2121 } GPollableReturn;
2122 
2123 /**
2124  * GMemoryMonitorWarningLevel:
2125  * @G_MEMORY_MONITOR_WARNING_LEVEL_LOW: Memory on the device is low, processes
2126  *   should free up unneeded resources (for example, in-memory caches) so they can
2127  *   be used elsewhere.
2128  * @G_MEMORY_MONITOR_WARNING_LEVEL_MEDIUM: Same as @G_MEMORY_MONITOR_WARNING_LEVEL_LOW
2129  *   but the device has even less free memory, so processes should try harder to free
2130  *   up unneeded resources. If your process does not need to stay running, it is a
2131  *   good time for it to quit.
2132  * @G_MEMORY_MONITOR_WARNING_LEVEL_CRITICAL: The system will soon start terminating
2133  *   processes to reclaim memory, including background processes.
2134  *
2135  * Memory availability warning levels.
2136  *
2137  * Note that because new values might be added, it is recommended that applications check
2138  * #GMemoryMonitorWarningLevel as ranges, for example:
2139  * |[<!-- language="C" -->
2140  * if (warning_level > G_MEMORY_MONITOR_WARNING_LEVEL_LOW)
2141  *   drop_caches ();
2142  * ]|
2143  *
2144  * Since: 2.64
2145  */
2146 typedef enum {
2147   G_MEMORY_MONITOR_WARNING_LEVEL_LOW      = 50,
2148   G_MEMORY_MONITOR_WARNING_LEVEL_MEDIUM   = 100,
2149   G_MEMORY_MONITOR_WARNING_LEVEL_CRITICAL = 255
2150 } GMemoryMonitorWarningLevel;
2151 
2152 G_END_DECLS
2153 
2154 #endif /* __GIO_ENUMS_H__ */