+/**
+ * GDBusSignalFlags:
+ * @G_DBUS_SIGNAL_FLAGS_NONE: No flags set.
+ * @G_DBUS_SIGNAL_FLAGS_NO_MATCH_RULE: Don't actually send the AddMatch
+ * D-Bus call for this signal subscription. This gives you more control
+ * over which match rules you add (but you must add them manually).
+ * @G_DBUS_SIGNAL_FLAGS_MATCH_ARG0_NAMESPACE: Match first arguments that
+ * contain a bus or interface name with the given namespace.
+ * @G_DBUS_SIGNAL_FLAGS_MATCH_ARG0_PATH: Match first arguments that
+ * contain an object path that is either equivalent to the given path,
+ * or one of the paths is a subpath of the other.
+ *
+ * Flags used when subscribing to signals via g_dbus_connection_signal_subscribe().
+ *
+ * Since: 2.26
+ */
+typedef enum /*< flags >*/
+{
+ G_DBUS_SIGNAL_FLAGS_NONE = 0,
+ G_DBUS_SIGNAL_FLAGS_NO_MATCH_RULE = (1<<0),
+ G_DBUS_SIGNAL_FLAGS_MATCH_ARG0_NAMESPACE = (1<<1),
+ G_DBUS_SIGNAL_FLAGS_MATCH_ARG0_PATH = (1<<2)
+} GDBusSignalFlags;
+
+/**
+ * GDBusSendMessageFlags:
+ * @G_DBUS_SEND_MESSAGE_FLAGS_NONE: No flags set.
+ * @G_DBUS_SEND_MESSAGE_FLAGS_PRESERVE_SERIAL: Do not automatically
+ * assign a serial number from the #GDBusConnection object when
+ * sending a message.
+ *
+ * Flags used when sending #GDBusMessages on a #GDBusConnection.
+ *
+ * Since: 2.26
+ */
+typedef enum
+{
+ G_DBUS_SEND_MESSAGE_FLAGS_NONE = 0,
+ G_DBUS_SEND_MESSAGE_FLAGS_PRESERVE_SERIAL = (1<<0)
+} GDBusSendMessageFlags;
+/* (1<<31) is reserved for internal use by GDBusConnection, do not use it. */
+
+/**
+ * GCredentialsType:
+ * @G_CREDENTIALS_TYPE_INVALID: Indicates an invalid native credential type.
+ * @G_CREDENTIALS_TYPE_LINUX_UCRED: The native credentials type is a <type>struct ucred</type>.
+ * @G_CREDENTIALS_TYPE_FREEBSD_CMSGCRED: The native credentials type is a <type>struct cmsgcred</type>.
+ * @G_CREDENTIALS_TYPE_NETBSD_UNPCBID: The native credentials type is a <type>struct unpcbid</type>.
+ * @G_CREDENTIALS_TYPE_OPENBSD_SOCKPEERCRED: The native credentials type is a <type>struct sockpeercred</type>. Added in 2.30.
+ * @G_CREDENTIALS_TYPE_SOLARIS_UCRED: The native credentials type is a <type>ucred_t</type>. Added in 2.40.
+ *
+ * Enumeration describing different kinds of native credential types.
+ *
+ * Since: 2.26
+ */
+typedef enum
+{
+ G_CREDENTIALS_TYPE_INVALID,
+ G_CREDENTIALS_TYPE_LINUX_UCRED,
+ G_CREDENTIALS_TYPE_FREEBSD_CMSGCRED,
+ G_CREDENTIALS_TYPE_NETBSD_UNPCBID,
+ G_CREDENTIALS_TYPE_OPENBSD_SOCKPEERCRED,
+ G_CREDENTIALS_TYPE_SOLARIS_UCRED
+} GCredentialsType;
+
+/**
+ * GDBusMessageByteOrder:
+ * @G_DBUS_MESSAGE_BYTE_ORDER_BIG_ENDIAN: The byte order is big endian.
+ * @G_DBUS_MESSAGE_BYTE_ORDER_LITTLE_ENDIAN: The byte order is little endian.
+ *
+ * Enumeration used to describe the byte order of a D-Bus message.
+ *
+ * Since: 2.26
+ */
+typedef enum
+{
+ G_DBUS_MESSAGE_BYTE_ORDER_BIG_ENDIAN = 'B',
+ G_DBUS_MESSAGE_BYTE_ORDER_LITTLE_ENDIAN = 'l'
+} GDBusMessageByteOrder;
+
+/**
+ * GApplicationFlags:
+ * @G_APPLICATION_FLAGS_NONE: Default
+ * @G_APPLICATION_IS_SERVICE: Run as a service. In this mode, registration
+ * fails if the service is already running, and the application
+ * will initially wait up to 10 seconds for an initial activation
+ * message to arrive.
+ * @G_APPLICATION_IS_LAUNCHER: Don't try to become the primary instance.
+ * @G_APPLICATION_HANDLES_OPEN: This application handles opening files (in
+ * the primary instance). Note that this flag only affects the default
+ * implementation of local_command_line(), and has no effect if
+ * %G_APPLICATION_HANDLES_COMMAND_LINE is given.
+ * See g_application_run() for details.
+ * @G_APPLICATION_HANDLES_COMMAND_LINE: This application handles command line
+ * arguments (in the primary instance). Note that this flag only affect
+ * the default implementation of local_command_line().
+ * See g_application_run() for details.
+ * @G_APPLICATION_SEND_ENVIRONMENT: Send the environment of the
+ * launching process to the primary instance. Set this flag if your
+ * application is expected to behave differently depending on certain
+ * environment variables. For instance, an editor might be expected
+ * to use the <envar>GIT_COMMITTER_NAME</envar> environment variable
+ * when editing a git commit message. The environment is available
+ * to the #GApplication::command-line signal handler, via
+ * g_application_command_line_getenv().
+ * @G_APPLICATION_NON_UNIQUE: Make no attempts to do any of the typical
+ * single-instance application negotiation, even if the application
+ * ID is given. The application neither attempts to become the
+ * owner of the application ID nor does it check if an existing
+ * owner already exists. Everything occurs in the local process.
+ * Since: 2.30.
+ *
+ * Flags used to define the behaviour of a #GApplication.
+ *
+ * Since: 2.28
+ **/
+typedef enum
+{
+ G_APPLICATION_FLAGS_NONE,
+ G_APPLICATION_IS_SERVICE = (1 << 0),
+ G_APPLICATION_IS_LAUNCHER = (1 << 1),
+
+ G_APPLICATION_HANDLES_OPEN = (1 << 2),
+ G_APPLICATION_HANDLES_COMMAND_LINE = (1 << 3),
+ G_APPLICATION_SEND_ENVIRONMENT = (1 << 4),
+
+ G_APPLICATION_NON_UNIQUE = (1 << 5)
+} GApplicationFlags;
+
+/**
+ * GTlsError:
+ * @G_TLS_ERROR_UNAVAILABLE: No TLS provider is available
+ * @G_TLS_ERROR_MISC: Miscellaneous TLS error
+ * @G_TLS_ERROR_BAD_CERTIFICATE: A certificate could not be parsed
+ * @G_TLS_ERROR_NOT_TLS: The TLS handshake failed because the
+ * peer does not seem to be a TLS server.
+ * @G_TLS_ERROR_HANDSHAKE: The TLS handshake failed because the
+ * peer's certificate was not acceptable.
+ * @G_TLS_ERROR_CERTIFICATE_REQUIRED: The TLS handshake failed because
+ * the server requested a client-side certificate, but none was
+ * provided. See g_tls_connection_set_certificate().
+ * @G_TLS_ERROR_EOF: The TLS connection was closed without proper
+ * notice, which may indicate an attack. See
+ * g_tls_connection_set_require_close_notify().
+ *
+ * An error code used with %G_TLS_ERROR in a #GError returned from a
+ * TLS-related routine.
+ *
+ * Since: 2.28
+ */
+typedef enum {
+ G_TLS_ERROR_UNAVAILABLE,
+ G_TLS_ERROR_MISC,
+ G_TLS_ERROR_BAD_CERTIFICATE,
+ G_TLS_ERROR_NOT_TLS,
+ G_TLS_ERROR_HANDSHAKE,
+ G_TLS_ERROR_CERTIFICATE_REQUIRED,
+ G_TLS_ERROR_EOF
+} GTlsError;
+
+/**
+ * GTlsCertificateFlags:
+ * @G_TLS_CERTIFICATE_UNKNOWN_CA: The signing certificate authority is
+ * not known.
+ * @G_TLS_CERTIFICATE_BAD_IDENTITY: The certificate does not match the
+ * expected identity of the site that it was retrieved from.
+ * @G_TLS_CERTIFICATE_NOT_ACTIVATED: The certificate's activation time
+ * is still in the future
+ * @G_TLS_CERTIFICATE_EXPIRED: The certificate has expired
+ * @G_TLS_CERTIFICATE_REVOKED: The certificate has been revoked
+ * according to the #GTlsConnection's certificate revocation list.
+ * @G_TLS_CERTIFICATE_INSECURE: The certificate's algorithm is
+ * considered insecure.
+ * @G_TLS_CERTIFICATE_GENERIC_ERROR: Some other error occurred validating
+ * the certificate
+ * @G_TLS_CERTIFICATE_VALIDATE_ALL: the combination of all of the above
+ * flags
+ *
+ * A set of flags describing TLS certification validation. This can be
+ * used to set which validation steps to perform (eg, with
+ * g_tls_client_connection_set_validation_flags()), or to describe why
+ * a particular certificate was rejected (eg, in
+ * #GTlsConnection::accept-certificate).
+ *
+ * Since: 2.28
+ */
+typedef enum {
+ G_TLS_CERTIFICATE_UNKNOWN_CA = (1 << 0),
+ G_TLS_CERTIFICATE_BAD_IDENTITY = (1 << 1),
+ G_TLS_CERTIFICATE_NOT_ACTIVATED = (1 << 2),
+ G_TLS_CERTIFICATE_EXPIRED = (1 << 3),
+ G_TLS_CERTIFICATE_REVOKED = (1 << 4),
+ G_TLS_CERTIFICATE_INSECURE = (1 << 5),
+ G_TLS_CERTIFICATE_GENERIC_ERROR = (1 << 6),
+
+ G_TLS_CERTIFICATE_VALIDATE_ALL = 0x007f
+} GTlsCertificateFlags;
+
+/**
+ * GTlsAuthenticationMode:
+ * @G_TLS_AUTHENTICATION_NONE: client authentication not required
+ * @G_TLS_AUTHENTICATION_REQUESTED: client authentication is requested
+ * @G_TLS_AUTHENTICATION_REQUIRED: client authentication is required
+ *
+ * The client authentication mode for a #GTlsServerConnection.
+ *
+ * Since: 2.28
+ */
+typedef enum {
+ G_TLS_AUTHENTICATION_NONE,
+ G_TLS_AUTHENTICATION_REQUESTED,
+ G_TLS_AUTHENTICATION_REQUIRED
+} GTlsAuthenticationMode;
+
+/**
+ * GTlsRehandshakeMode:
+ * @G_TLS_REHANDSHAKE_NEVER: Never allow rehandshaking
+ * @G_TLS_REHANDSHAKE_SAFELY: Allow safe rehandshaking only
+ * @G_TLS_REHANDSHAKE_UNSAFELY: Allow unsafe rehandshaking
+ *
+ * When to allow rehandshaking. See
+ * g_tls_connection_set_rehandshake_mode().
+ *
+ * Since: 2.28
+ */
+typedef enum {
+ G_TLS_REHANDSHAKE_NEVER,
+ G_TLS_REHANDSHAKE_SAFELY,
+ G_TLS_REHANDSHAKE_UNSAFELY
+} GTlsRehandshakeMode;
+
+/**
+ * GTlsPasswordFlags:
+ * @G_TLS_PASSWORD_NONE: No flags
+ * @G_TLS_PASSWORD_RETRY: The password was wrong, and the user should retry.
+ * @G_TLS_PASSWORD_MANY_TRIES: Hint to the user that the password has been
+ * wrong many times, and the user may not have many chances left.
+ * @G_TLS_PASSWORD_FINAL_TRY: Hint to the user that this is the last try to get
+ * this password right.
+ *
+ * Various flags for the password.
+ *
+ * Since: 2.30
+ */
+
+typedef enum _GTlsPasswordFlags
+{
+ G_TLS_PASSWORD_NONE = 0,
+ G_TLS_PASSWORD_RETRY = 1 << 1,
+ G_TLS_PASSWORD_MANY_TRIES = 1 << 2,
+ G_TLS_PASSWORD_FINAL_TRY = 1 << 3
+} GTlsPasswordFlags;
+
+/**
+ * GTlsInteractionResult:
+ * @G_TLS_INTERACTION_UNHANDLED: The interaction was unhandled (i.e. not
+ * implemented).
+ * @G_TLS_INTERACTION_HANDLED: The interaction completed, and resulting data
+ * is available.
+ * @G_TLS_INTERACTION_FAILED: The interaction has failed, or was cancelled.
+ * and the operation should be aborted.
+ *
+ * #GTlsInteractionResult is returned by various functions in #GTlsInteraction
+ * when finishing an interaction request.
+ *
+ * Since: 2.30
+ */
+typedef enum {
+ G_TLS_INTERACTION_UNHANDLED,
+ G_TLS_INTERACTION_HANDLED,
+ G_TLS_INTERACTION_FAILED
+} GTlsInteractionResult;
+
+/**
+ * GDBusInterfaceSkeletonFlags:
+ * @G_DBUS_INTERFACE_SKELETON_FLAGS_NONE: No flags set.
+ * @G_DBUS_INTERFACE_SKELETON_FLAGS_HANDLE_METHOD_INVOCATIONS_IN_THREAD: Each method invocation is handled in
+ * a thread dedicated to the invocation. This means that the method implementation can use blocking IO
+ * without blocking any other part of the process. It also means that the method implementation must
+ * use locking to access data structures used by other threads.
+ *
+ * Flags describing the behavior of a #GDBusInterfaceSkeleton instance.
+ *
+ * Since: 2.30
+ */
+typedef enum
+{
+ G_DBUS_INTERFACE_SKELETON_FLAGS_NONE = 0,
+ G_DBUS_INTERFACE_SKELETON_FLAGS_HANDLE_METHOD_INVOCATIONS_IN_THREAD = (1<<0)
+} GDBusInterfaceSkeletonFlags;
+
+/**
+ * GDBusObjectManagerClientFlags:
+ * @G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_NONE: No flags set.
+ * @G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_DO_NOT_AUTO_START: If not set and the
+ * manager is for a well-known name, then request the bus to launch
+ * an owner for the name if no-one owns the name. This flag can only
+ * be used in managers for well-known names.
+ *
+ * Flags used when constructing a #GDBusObjectManagerClient.
+ *
+ * Since: 2.30
+ */
+typedef enum
+{
+ G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_NONE = 0,
+ G_DBUS_OBJECT_MANAGER_CLIENT_FLAGS_DO_NOT_AUTO_START = (1<<0)
+} GDBusObjectManagerClientFlags;
+
+/**
+ * GTlsDatabaseVerifyFlags:
+ * @G_TLS_DATABASE_VERIFY_NONE: No verification flags
+ *
+ * Flags for g_tls_database_verify_chain().
+ *
+ * Since: 2.30
+ */
+typedef enum /*< flags >*/ {
+ G_TLS_DATABASE_VERIFY_NONE = 0
+} GTlsDatabaseVerifyFlags;
+
+/**
+ * GTlsDatabaseLookupFlags:
+ * @G_TLS_DATABASE_LOOKUP_NONE: No lookup flags
+ * @G_TLS_DATABASE_LOOKUP_KEYPAIR: Restrict lookup to certificates that have
+ * a private key.
+ *
+ * Flags for g_tls_database_lookup_certificate_handle(),
+ * g_tls_database_lookup_certificate_issuer(),
+ * and g_tls_database_lookup_certificates_issued_by().
+ *
+ * Since: 2.30
+ */
+typedef enum {
+ G_TLS_DATABASE_LOOKUP_NONE = 0,
+ G_TLS_DATABASE_LOOKUP_KEYPAIR = 1
+} GTlsDatabaseLookupFlags;
+
+/**
+ * GTlsCertificateRequestFlags:
+ * @G_TLS_CERTIFICATE_REQUEST_NONE: No flags
+ *
+ * Flags for g_tls_interaction_request_certificate(),
+ * g_tls_interaction_request_certificate_async(), and
+ * g_tls_interaction_invoke_request_certificate().
+ *
+ * Since: 2.40
+ */
+typedef enum {
+ G_TLS_CERTIFICATE_REQUEST_NONE = 0
+} GTlsCertificateRequestFlags;
+
+/**
+ * GIOModuleScopeFlags:
+ * @G_IO_MODULE_SCOPE_NONE: No module scan flags
+ * @G_IO_MODULE_SCOPE_BLOCK_DUPLICATES: When using this scope to load or
+ * scan modules, automatically block a modules which has the same base
+ * basename as previously loaded module.
+ *
+ * Flags for use with g_io_module_scope_new().
+ *
+ * Since: 2.30
+ */
+typedef enum {
+ G_IO_MODULE_SCOPE_NONE,
+ G_IO_MODULE_SCOPE_BLOCK_DUPLICATES
+} GIOModuleScopeFlags;
+
+/**
+ * GSocketClientEvent:
+ * @G_SOCKET_CLIENT_RESOLVING: The client is doing a DNS lookup.
+ * @G_SOCKET_CLIENT_RESOLVED: The client has completed a DNS lookup.
+ * @G_SOCKET_CLIENT_CONNECTING: The client is connecting to a remote
+ * host (either a proxy or the destination server).
+ * @G_SOCKET_CLIENT_CONNECTED: The client has connected to a remote
+ * host.
+ * @G_SOCKET_CLIENT_PROXY_NEGOTIATING: The client is negotiating
+ * with a proxy to connect to the destination server.
+ * @G_SOCKET_CLIENT_PROXY_NEGOTIATED: The client has negotiated
+ * with the proxy server.
+ * @G_SOCKET_CLIENT_TLS_HANDSHAKING: The client is performing a
+ * TLS handshake.
+ * @G_SOCKET_CLIENT_TLS_HANDSHAKED: The client has performed a
+ * TLS handshake.
+ * @G_SOCKET_CLIENT_COMPLETE: The client is done with a particular
+ * #GSocketConnectable.
+ *
+ * Describes an event occurring on a #GSocketClient. See the
+ * #GSocketClient::event signal for more details.
+ *
+ * Additional values may be added to this type in the future.
+ *
+ * Since: 2.32
+ */
+typedef enum {
+ G_SOCKET_CLIENT_RESOLVING,
+ G_SOCKET_CLIENT_RESOLVED,
+ G_SOCKET_CLIENT_CONNECTING,
+ G_SOCKET_CLIENT_CONNECTED,
+ G_SOCKET_CLIENT_PROXY_NEGOTIATING,
+ G_SOCKET_CLIENT_PROXY_NEGOTIATED,
+ G_SOCKET_CLIENT_TLS_HANDSHAKING,
+ G_SOCKET_CLIENT_TLS_HANDSHAKED,
+ G_SOCKET_CLIENT_COMPLETE
+} GSocketClientEvent;
+
+/**
+ * GTestDBusFlags:
+ * @G_TEST_DBUS_NONE: No flags.
+ *
+ * Flags to define future #GTestDBus behaviour.
+ *
+ * Since: 2.34
+ */
+typedef enum /*< flags >*/ {
+ G_TEST_DBUS_NONE = 0
+} GTestDBusFlags;
+
+/**
+ * GSubprocessFlags:
+ * @G_SUBPROCESS_FLAGS_NONE: No flags.
+ * @G_SUBPROCESS_FLAGS_STDIN_PIPE: create a pipe for the stdin of the
+ * spawned process that can be accessed with
+ * g_subprocess_get_stdin_pipe().
+ * @G_SUBPROCESS_FLAGS_STDIN_INHERIT: stdin is inherited from the
+ * calling process.
+ * @G_SUBPROCESS_FLAGS_STDOUT_PIPE: create a pipe for the stdout of the
+ * spawned process that can be accessed with
+ * g_subprocess_get_stdout_pipe().
+ * @G_SUBPROCESS_FLAGS_STDOUT_SILENCE: silence the stdout of the spawned
+ * process (ie: redirect to /dev/null).
+ * @G_SUBPROCESS_FLAGS_STDERR_PIPE: create a pipe for the stderr of the
+ * spawned process that can be accessed with
+ * g_subprocess_get_stderr_pipe().
+ * @G_SUBPROCESS_FLAGS_STDERR_SILENCE: silence the stderr of the spawned
+ * process (ie: redirect to /dev/null).
+ * @G_SUBPROCESS_FLAGS_STDERR_MERGE: merge the stderr of the spawned
+ * process with whatever the stdout happens to be. This is a good way
+ * of directing both streams to a common log file, for example.
+ * @G_SUBPROCESS_FLAGS_INHERIT_FDS: spawned processes will inherit the
+ * file descriptors of their parent, unless those descriptors have
+ * been explicitly marked as close-on-exec. This flag has no effect
+ * over the "standard" file descriptors (stdin, stdout, stderr).
+ *
+ * Flags to define the behaviour of a #GSubprocess.
+ *
+ * Note that the default for stdin is to redirect from /dev/null. For
+ * stdout and stderr the default are for them to inherit the
+ * corresponding descriptor from the calling process.
+ *
+ * Note that it is a programmer error to mix 'incompatible' flags. For
+ * example, you may not request both %G_SUBPROCESS_FLAGS_STDOUT_PIPE and
+ * %G_SUBPROCESS_FLAGS_STDOUT_SILENCE.
+ *
+ * Since: 2.40
+ **/
+typedef enum {
+ G_SUBPROCESS_FLAGS_NONE = 0,
+ G_SUBPROCESS_FLAGS_STDIN_PIPE = (1u << 0),
+ G_SUBPROCESS_FLAGS_STDIN_INHERIT = (1u << 1),
+ G_SUBPROCESS_FLAGS_STDOUT_PIPE = (1u << 2),
+ G_SUBPROCESS_FLAGS_STDOUT_SILENCE = (1u << 3),
+ G_SUBPROCESS_FLAGS_STDERR_PIPE = (1u << 4),
+ G_SUBPROCESS_FLAGS_STDERR_SILENCE = (1u << 5),
+ G_SUBPROCESS_FLAGS_STDERR_MERGE = (1u << 6),
+ G_SUBPROCESS_FLAGS_INHERIT_FDS = (1u << 7)
+} GSubprocessFlags;
+
+/**
+ * GNotificationPriority:
+ * @G_NOTIFICATION_PRIORITY_LOW: for notifications that do not require
+ * immediate attention - typically used for contextual background
+ * information, such as contact birthdays or local weather
+ * @G_NOTIFICATION_PRIORITY_NORMAL: the default priority, to be used for the
+ * majority of notifications (for example email messages, software updates,
+ * completed download/sync operations)
+ * @G_NOTIFICATION_PRIORITY_HIGH: for events that require more attention,
+ * usually because responses are time-sensitive (for example chat and SMS
+ * messages or alarms)
+ * @G_NOTIFICATION_PRIORITY_URGENT: for urgent notifications, or notifications
+ * that require a response in a short space of time (for example phone calls
+ * or emergency warnings)
+ *
+ * Priority levels for #GNotifications.
+ *
+ * Since: 2.42
+ */
+typedef enum {
+ G_NOTIFICATION_PRIORITY_NORMAL,
+ G_NOTIFICATION_PRIORITY_LOW,
+ G_NOTIFICATION_PRIORITY_HIGH,
+ G_NOTIFICATION_PRIORITY_URGENT
+} GNotificationPriority;
+