gio/gproxy.h

   1 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
   2
   3 /* GIO - GLib Input, Output and Streaming Library
   4  *
   5  * Copyright (C) 2010 Collabora Ltd.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General
  18  * Public License along with this library; if not, write to the
  19  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  20  * Boston, MA 02111-1307, USA.
  21  *
  22  * Author: Nicolas Dufresne <nicolas.dufresne@collabora.co.uk>
  23  */
  24
  25 #ifndef __G_PROXY_H__
  26 #define __G_PROXY_H__
  27
  28 #if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
  29 #error "Only <gio/gio.h> can be included directly."
  30 #endif
  31
  32 #include <gio/giotypes.h>
  33
  34 G_BEGIN_DECLS
  35
  36 #define G_TYPE_PROXY            (g_proxy_get_type ())
  37 #define G_PROXY(o)              (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_PROXY, GProxy))
  38 #define G_IS_PROXY(o)           (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_PROXY))
  39 #define G_PROXY_GET_IFACE(obj)  (G_TYPE_INSTANCE_GET_INTERFACE ((obj), G_TYPE_PROXY, GProxyInterface))
  40
  41 /**
  42  * G_PROXY_EXTENSION_POINT_NAME:
  43  *
  44  * Extension point for proxy functionality.
  45  * See <link linkend="extending-gio">Extending GIO</link>.
  46  *
  47  * Since: 2.26
  48  */
  49 #define G_PROXY_EXTENSION_POINT_NAME "gio-proxy"
  50
  51 /**
  52  * GProxy:
  53  *
  54  * Interface that handles proxy connection and payload.
  55  *
  56  * Since: 2.26
  57  */
  58 typedef struct _GProxyInterface GProxyInterface;
  59
  60 /**
  61  * GProxyInterface:
  62  * @g_iface: The parent interface.
  63  * @connect: Connect to proxy server and wrap (if required) the #connection
  64  *           to handle payload.
  65  * @connect_async: Same as connect() but asynchronous.
  66  * @connect_finish: Returns the result of connect_async()
  67  * @supports_hostname: Returns whether the proxy supports hostname lookups.
  68  *
  69  * Provides an interface for handling proxy connection and payload.
  70  *
  71  * Since: 2.26
  72  */
  73 struct _GProxyInterface
  74 {
  75   GTypeInterface g_iface;
  76
  77   /* Virtual Table */
  78
  79   GIOStream * (* connect)           (GProxy               *proxy,
  80                                      GIOStream            *connection,
  81                                      GProxyAddress        *proxy_address,
  82                                      GCancellable         *cancellable,
  83                                      GError              **error);
  84
  85   void        (* connect_async)     (GProxy               *proxy,
  86                                      GIOStream            *connection,
  87                                      GProxyAddress        *proxy_address,
  88                                      GCancellable         *cancellable,
  89                                      GAsyncReadyCallback   callback,
  90                                      gpointer              user_data);
  91
  92   GIOStream * (* connect_finish)    (GProxy               *proxy,
  93                                      GAsyncResult         *result,
  94                                      GError              **error);
  95
  96   gboolean    (* supports_hostname) (GProxy             *proxy);
  97 };
  98
  99 GType      g_proxy_get_type                 (void) G_GNUC_CONST;
 100
 101 GProxy    *g_proxy_get_default_for_protocol (const gchar *protocol);
 102
 103 GIOStream *g_proxy_connect           (GProxy               *proxy,
 104                                       GIOStream            *connection,
 105                                       GProxyAddress        *proxy_address,
 106                                       GCancellable         *cancellable,
 107                                       GError              **error);
 108
 109 void       g_proxy_connect_async     (GProxy               *proxy,
 110                                       GIOStream            *connection,
 111                                       GProxyAddress        *proxy_address,
 112                                       GCancellable         *cancellable,
 113                                       GAsyncReadyCallback   callback,
 114                                       gpointer              user_data);
 115
 116 GIOStream *g_proxy_connect_finish    (GProxy               *proxy,
 117                                       GAsyncResult         *result,
 118                                       GError              **error);
 119
 120 gboolean   g_proxy_supports_hostname (GProxy               *proxy);
 121
 122 G_END_DECLS
 123
 124 #endif /* __G_PROXY_H__ */