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	The current buffer API is pretty much C-specific, and cannot be adequately described in a way that is friendly to introspection and language bindings: the passed buffer is allocated by the caller, but the written size of the buffer is in the return value. Using GBytes, we get a better API at the cost of an additional allocation.
		
			
				
	
	
		
			344 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			344 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright © 2008 Christian Kellner, Samuel Cormier-Iijima
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|  * Copyright © 2009 Codethink Limited
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|  *
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|  * SPDX-License-Identifier: LGPL-2.1-or-later
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|  *
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|  * This library is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Lesser General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2.1 of the License, or (at your option) any later version.
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|  *
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|  * This library is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|  * Lesser General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Lesser General
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|  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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|  *
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|  * Authors: Christian Kellner <gicmo@gnome.org>
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|  *          Samuel Cormier-Iijima <sciyoshi@gmail.com>
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|  *          Ryan Lortie <desrt@desrt.ca>
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|  */
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| 
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| #ifndef __G_SOCKET_H__
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| #define __G_SOCKET_H__
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| 
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| #if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
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| #error "Only <gio/gio.h> can be included directly."
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| #endif
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| 
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| #include <gio/giotypes.h>
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| 
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| G_BEGIN_DECLS
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| 
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| #define G_TYPE_SOCKET                                       (g_socket_get_type ())
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| #define G_SOCKET(inst)                                      (G_TYPE_CHECK_INSTANCE_CAST ((inst),                     \
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|                                                              G_TYPE_SOCKET, GSocket))
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| #define G_SOCKET_CLASS(class)                               (G_TYPE_CHECK_CLASS_CAST ((class),                       \
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|                                                              G_TYPE_SOCKET, GSocketClass))
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| #define G_IS_SOCKET(inst)                                   (G_TYPE_CHECK_INSTANCE_TYPE ((inst),                     \
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|                                                              G_TYPE_SOCKET))
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| #define G_IS_SOCKET_CLASS(class)                            (G_TYPE_CHECK_CLASS_TYPE ((class),                       \
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|                                                              G_TYPE_SOCKET))
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| #define G_SOCKET_GET_CLASS(inst)                            (G_TYPE_INSTANCE_GET_CLASS ((inst),                      \
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|                                                              G_TYPE_SOCKET, GSocketClass))
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| 
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| typedef struct _GSocketPrivate                              GSocketPrivate;
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| typedef struct _GSocketClass                                GSocketClass;
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| 
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| struct _GSocketClass
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| {
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|   GObjectClass parent_class;
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| 
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|   /*< private >*/
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| 
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|   /* Padding for future expansion */
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|   void (*_g_reserved1) (void);
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|   void (*_g_reserved2) (void);
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|   void (*_g_reserved3) (void);
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|   void (*_g_reserved4) (void);
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|   void (*_g_reserved5) (void);
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|   void (*_g_reserved6) (void);
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|   void (*_g_reserved7) (void);
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|   void (*_g_reserved8) (void);
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|   void (*_g_reserved9) (void);
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|   void (*_g_reserved10) (void);
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| };
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| 
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| struct _GSocket
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| {
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|   GObject parent_instance;
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|   GSocketPrivate *priv;
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| };
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| 
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| GIO_AVAILABLE_IN_ALL
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| GType                  g_socket_get_type                (void) G_GNUC_CONST;
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| GIO_AVAILABLE_IN_ALL
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| GSocket *              g_socket_new                     (GSocketFamily            family,
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| 							 GSocketType              type,
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| 							 GSocketProtocol          protocol,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| GSocket *              g_socket_new_from_fd             (gint                     fd,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| int                    g_socket_get_fd                  (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| GSocketFamily          g_socket_get_family              (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| GSocketType            g_socket_get_socket_type         (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| GSocketProtocol        g_socket_get_protocol            (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| GSocketAddress *       g_socket_get_local_address       (GSocket                 *socket,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| GSocketAddress *       g_socket_get_remote_address      (GSocket                 *socket,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| void                   g_socket_set_blocking            (GSocket                 *socket,
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| 							 gboolean                 blocking);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_get_blocking            (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| void                   g_socket_set_keepalive           (GSocket                 *socket,
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| 							 gboolean                 keepalive);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_get_keepalive           (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| gint                   g_socket_get_listen_backlog      (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| void                   g_socket_set_listen_backlog      (GSocket                 *socket,
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| 							 gint                     backlog);
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| GIO_AVAILABLE_IN_ALL
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| guint                  g_socket_get_timeout             (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| void                   g_socket_set_timeout             (GSocket                 *socket,
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| 							 guint                    timeout);
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| 
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| GIO_AVAILABLE_IN_2_32
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| guint                  g_socket_get_ttl                 (GSocket                 *socket);
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| GIO_AVAILABLE_IN_2_32
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| void                   g_socket_set_ttl                 (GSocket                 *socket,
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|                                                          guint                    ttl);
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| 
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| GIO_AVAILABLE_IN_2_32
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| gboolean               g_socket_get_broadcast           (GSocket                 *socket);
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| GIO_AVAILABLE_IN_2_32
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| void                   g_socket_set_broadcast           (GSocket                 *socket,
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|                                                          gboolean		  broadcast);
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| 
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| GIO_AVAILABLE_IN_2_32
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| gboolean               g_socket_get_multicast_loopback  (GSocket                 *socket);
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| GIO_AVAILABLE_IN_2_32
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| void                   g_socket_set_multicast_loopback  (GSocket                 *socket,
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|                                                          gboolean		  loopback);
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| GIO_AVAILABLE_IN_2_32
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| guint                  g_socket_get_multicast_ttl       (GSocket                 *socket);
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| GIO_AVAILABLE_IN_2_32
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| void                   g_socket_set_multicast_ttl       (GSocket                 *socket,
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|                                                          guint                    ttl);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_is_connected            (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_bind                    (GSocket                 *socket,
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| 							 GSocketAddress          *address,
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| 							 gboolean                 allow_reuse,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_2_32
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| gboolean               g_socket_join_multicast_group    (GSocket                 *socket,
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|                                                          GInetAddress            *group,
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|                                                          gboolean                 source_specific,
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|                                                          const gchar             *iface,
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|                                                          GError                 **error);
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| GIO_AVAILABLE_IN_2_32
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| gboolean               g_socket_leave_multicast_group   (GSocket                 *socket,
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|                                                          GInetAddress            *group,
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|                                                          gboolean                 source_specific,
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|                                                          const gchar             *iface,
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|                                                          GError                 **error);
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| GIO_AVAILABLE_IN_2_56
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| gboolean               g_socket_join_multicast_group_ssm    (GSocket                 *socket,
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|                                                              GInetAddress            *group,
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|                                                              GInetAddress            *source_specific,
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|                                                              const gchar             *iface,
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|                                                              GError                 **error);
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| GIO_AVAILABLE_IN_2_56
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| gboolean               g_socket_leave_multicast_group_ssm   (GSocket                 *socket,
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|                                                              GInetAddress            *group,
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|                                                              GInetAddress            *source_specific,
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|                                                              const gchar             *iface,
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|                                                              GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_connect                 (GSocket                 *socket,
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| 							 GSocketAddress          *address,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_check_connect_result    (GSocket                 *socket,
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| 							 GError                 **error);
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| 
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_get_available_bytes     (GSocket                 *socket);
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| 
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| GIO_AVAILABLE_IN_ALL
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| GIOCondition           g_socket_condition_check         (GSocket                 *socket,
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| 							 GIOCondition             condition);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_condition_wait          (GSocket                 *socket,
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| 							 GIOCondition             condition,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_2_32
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| gboolean               g_socket_condition_timed_wait    (GSocket                 *socket,
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| 							 GIOCondition             condition,
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| 							 gint64                   timeout_us,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| GSocket *              g_socket_accept                  (GSocket                 *socket,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_listen                  (GSocket                 *socket,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_receive                 (GSocket                 *socket,
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| 							 gchar                   *buffer,
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| 							 gsize                    size,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_2_80
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| GBytes *               g_socket_receive_bytes           (GSocket                 *socket,
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|                                                          gsize                    size,
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|                                                          gint64                   timeout_us,
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|                                                          GCancellable            *cancellable,
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|                                                          GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_receive_from            (GSocket                 *socket,
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| 							 GSocketAddress         **address,
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| 							 gchar                   *buffer,
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| 							 gsize                    size,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_2_80
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| GBytes *               g_socket_receive_bytes_from      (GSocket                 *socket,
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|                                                          GSocketAddress         **address,
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|                                                          gsize                    size,
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|                                                          gint64                   timeout_us,
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|                                                          GCancellable            *cancellable,
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|                                                          GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_send                    (GSocket                 *socket,
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| 							 const gchar             *buffer,
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| 							 gsize                    size,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_send_to                 (GSocket                 *socket,
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| 							 GSocketAddress          *address,
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| 							 const gchar             *buffer,
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| 							 gsize                    size,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_receive_message         (GSocket                 *socket,
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| 							 GSocketAddress         **address,
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| 							 GInputVector            *vectors,
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| 							 gint                     num_vectors,
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| 							 GSocketControlMessage ***messages,
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| 							 gint                    *num_messages,
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| 							 gint                    *flags,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_send_message            (GSocket                 *socket,
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| 							 GSocketAddress          *address,
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| 							 GOutputVector           *vectors,
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| 							 gint                     num_vectors,
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| 							 GSocketControlMessage  **messages,
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| 							 gint                     num_messages,
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| 							 gint                     flags,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| 
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| GIO_AVAILABLE_IN_2_48
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| gint                   g_socket_receive_messages        (GSocket                 *socket,
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|                                                          GInputMessage           *messages,
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|                                                          guint                    num_messages,
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|                                                          gint                     flags,
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|                                                          GCancellable            *cancellable,
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|                                                          GError                 **error);
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| GIO_AVAILABLE_IN_2_44
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| gint                   g_socket_send_messages           (GSocket                 *socket,
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| 							 GOutputMessage          *messages,
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| 							 guint                    num_messages,
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| 							 gint                     flags,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| 
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_close                   (GSocket                 *socket,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_shutdown                (GSocket                 *socket,
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| 							 gboolean                 shutdown_read,
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| 							 gboolean                 shutdown_write,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_is_closed               (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| GSource *              g_socket_create_source           (GSocket                 *socket,
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| 							 GIOCondition             condition,
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| 							 GCancellable            *cancellable);
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| GIO_AVAILABLE_IN_ALL
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| gboolean               g_socket_speaks_ipv4             (GSocket                 *socket);
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| GIO_AVAILABLE_IN_ALL
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| GCredentials          *g_socket_get_credentials         (GSocket                 *socket,
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|                                                          GError                 **error);
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| 
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_receive_with_blocking   (GSocket                 *socket,
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| 							 gchar                   *buffer,
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| 							 gsize                    size,
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| 							 gboolean                 blocking,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_ALL
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| gssize                 g_socket_send_with_blocking      (GSocket                 *socket,
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| 							 const gchar             *buffer,
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| 							 gsize                    size,
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| 							 gboolean                 blocking,
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| 							 GCancellable            *cancellable,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_2_60
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| GPollableReturn        g_socket_send_message_with_timeout (GSocket                *socket,
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| 							   GSocketAddress         *address,
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| 							   const GOutputVector    *vectors,
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| 							   gint                    num_vectors,
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| 							   GSocketControlMessage **messages,
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| 							   gint                    num_messages,
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| 							   gint                    flags,
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| 							   gint64                  timeout_us,
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| 							   gsize                  *bytes_written,
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| 							   GCancellable           *cancellable,
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| 							   GError                **error);
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| GIO_AVAILABLE_IN_2_36
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| gboolean               g_socket_get_option              (GSocket                 *socket,
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| 							 gint                     level,
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| 							 gint                     optname,
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| 							 gint                    *value,
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| 							 GError                 **error);
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| GIO_AVAILABLE_IN_2_36
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| gboolean               g_socket_set_option              (GSocket                 *socket,
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| 							 gint                     level,
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| 							 gint                     optname,
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| 							 gint                     value,
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| 							 GError                 **error);
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| 
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| G_END_DECLS
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| 
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| #endif /* __G_SOCKET_H__ */
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