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fff5c7cd63
Allows sending of multiple messages (packets, datagrams) in one go using sendmmsg(), thus drastically reducing the number of syscalls when sending out a lot of data, or when sending out the same data to multiple recipients. https://bugzilla.gnome.org/show_bug.cgi?id=719646
299 lines
14 KiB
C
299 lines
14 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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* 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 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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#ifndef __G_SOCKET_H__
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#define __G_SOCKET_H__
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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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#include <gio/giotypes.h>
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G_BEGIN_DECLS
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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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typedef struct _GSocketPrivate GSocketPrivate;
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typedef struct _GSocketClass GSocketClass;
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struct _GSocketClass
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{
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GObjectClass parent_class;
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/*< private >*/
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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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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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GLIB_AVAILABLE_IN_ALL
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GType g_socket_get_type (void) G_GNUC_CONST;
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GLIB_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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GLIB_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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GLIB_AVAILABLE_IN_ALL
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int g_socket_get_fd (GSocket *socket);
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GLIB_AVAILABLE_IN_ALL
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GSocketFamily g_socket_get_family (GSocket *socket);
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GLIB_AVAILABLE_IN_ALL
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GSocketType g_socket_get_socket_type (GSocket *socket);
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GLIB_AVAILABLE_IN_ALL
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GSocketProtocol g_socket_get_protocol (GSocket *socket);
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GLIB_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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GLIB_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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GLIB_AVAILABLE_IN_ALL
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void g_socket_set_blocking (GSocket *socket,
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gboolean blocking);
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GLIB_AVAILABLE_IN_ALL
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gboolean g_socket_get_blocking (GSocket *socket);
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GLIB_AVAILABLE_IN_ALL
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void g_socket_set_keepalive (GSocket *socket,
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gboolean keepalive);
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GLIB_AVAILABLE_IN_ALL
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gboolean g_socket_get_keepalive (GSocket *socket);
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GLIB_AVAILABLE_IN_ALL
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gint g_socket_get_listen_backlog (GSocket *socket);
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GLIB_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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GLIB_AVAILABLE_IN_ALL
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guint g_socket_get_timeout (GSocket *socket);
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GLIB_AVAILABLE_IN_ALL
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void g_socket_set_timeout (GSocket *socket,
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guint timeout);
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GLIB_AVAILABLE_IN_2_32
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guint g_socket_get_ttl (GSocket *socket);
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GLIB_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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GLIB_AVAILABLE_IN_2_32
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gboolean g_socket_get_broadcast (GSocket *socket);
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GLIB_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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GLIB_AVAILABLE_IN_2_32
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gboolean g_socket_get_multicast_loopback (GSocket *socket);
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GLIB_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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GLIB_AVAILABLE_IN_2_32
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guint g_socket_get_multicast_ttl (GSocket *socket);
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GLIB_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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GLIB_AVAILABLE_IN_ALL
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gboolean g_socket_is_connected (GSocket *socket);
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GLIB_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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GLIB_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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GLIB_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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GLIB_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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GLIB_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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GLIB_AVAILABLE_IN_ALL
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gssize g_socket_get_available_bytes (GSocket *socket);
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GLIB_AVAILABLE_IN_ALL
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GIOCondition g_socket_condition_check (GSocket *socket,
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GIOCondition condition);
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GLIB_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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GLIB_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,
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GCancellable *cancellable,
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GError **error);
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GLIB_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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GLIB_AVAILABLE_IN_ALL
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gboolean g_socket_listen (GSocket *socket,
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GError **error);
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GLIB_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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GLIB_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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GLIB_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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GLIB_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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GLIB_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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GLIB_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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GLIB_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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GLIB_AVAILABLE_IN_ALL
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gboolean g_socket_close (GSocket *socket,
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GError **error);
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GLIB_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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GLIB_AVAILABLE_IN_ALL
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gboolean g_socket_is_closed (GSocket *socket);
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GLIB_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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GLIB_AVAILABLE_IN_ALL
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gboolean g_socket_speaks_ipv4 (GSocket *socket);
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GLIB_AVAILABLE_IN_ALL
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GCredentials *g_socket_get_credentials (GSocket *socket,
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GError **error);
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GLIB_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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GLIB_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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GLIB_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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GLIB_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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G_END_DECLS
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#endif /* __G_SOCKET_H__ */
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