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1 office 1 /* GIO - GLib Input, Output and Streaming Library
2 *
3 * Copyright (C) 2010 Collabora, Ltd.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
17 *
18 * Author: Nicolas Dufresne <nicolas.dufresne@collabora.co.uk>
19 */
20  
21 #include "config.h"
22  
23 #include "gdummyproxyresolver.h"
24  
25 #include <glib.h>
26  
27 #include "gasyncresult.h"
28 #include "gcancellable.h"
29 #include "gproxyresolver.h"
30 #include "gtask.h"
31  
32 #include "giomodule.h"
33 #include "giomodule-priv.h"
34  
35 struct _GDummyProxyResolver {
36 GObject parent_instance;
37 };
38  
39 static void g_dummy_proxy_resolver_iface_init (GProxyResolverInterface *iface);
40  
41 #define g_dummy_proxy_resolver_get_type _g_dummy_proxy_resolver_get_type
42 G_DEFINE_TYPE_WITH_CODE (GDummyProxyResolver, g_dummy_proxy_resolver, G_TYPE_OBJECT,
43 G_IMPLEMENT_INTERFACE (G_TYPE_PROXY_RESOLVER,
44 g_dummy_proxy_resolver_iface_init)
45 _g_io_modules_ensure_extension_points_registered ();
46 g_io_extension_point_implement (G_PROXY_RESOLVER_EXTENSION_POINT_NAME,
47 g_define_type_id,
48 "dummy",
49 -100))
50  
51 static void
52 g_dummy_proxy_resolver_finalize (GObject *object)
53 {
54 /* must chain up */
55 G_OBJECT_CLASS (g_dummy_proxy_resolver_parent_class)->finalize (object);
56 }
57  
58 static void
59 g_dummy_proxy_resolver_init (GDummyProxyResolver *resolver)
60 {
61 }
62  
63 static gboolean
64 g_dummy_proxy_resolver_is_supported (GProxyResolver *resolver)
65 {
66 return TRUE;
67 }
68  
69 static gchar **
70 g_dummy_proxy_resolver_lookup (GProxyResolver *resolver,
71 const gchar *uri,
72 GCancellable *cancellable,
73 GError **error)
74 {
75 gchar **proxies;
76  
77 if (g_cancellable_set_error_if_cancelled (cancellable, error))
78 return NULL;
79  
80 proxies = g_new0 (gchar *, 2);
81 proxies[0] = g_strdup ("direct://");
82  
83 return proxies;
84 }
85  
86 static void
87 g_dummy_proxy_resolver_lookup_async (GProxyResolver *resolver,
88 const gchar *uri,
89 GCancellable *cancellable,
90 GAsyncReadyCallback callback,
91 gpointer user_data)
92 {
93 GError *error = NULL;
94 GTask *task;
95 gchar **proxies;
96  
97 task = g_task_new (resolver, cancellable, callback, user_data);
98  
99 proxies = g_dummy_proxy_resolver_lookup (resolver, uri, cancellable, &error);
100 if (proxies)
101 g_task_return_pointer (task, proxies, (GDestroyNotify) g_strfreev);
102 else
103 g_task_return_error (task, error);
104 g_object_unref (task);
105 }
106  
107 static gchar **
108 g_dummy_proxy_resolver_lookup_finish (GProxyResolver *resolver,
109 GAsyncResult *result,
110 GError **error)
111 {
112 g_return_val_if_fail (g_task_is_valid (result, resolver), NULL);
113  
114 return g_task_propagate_pointer (G_TASK (result), error);
115 }
116  
117 static void
118 g_dummy_proxy_resolver_class_init (GDummyProxyResolverClass *resolver_class)
119 {
120 GObjectClass *object_class;
121  
122 object_class = G_OBJECT_CLASS (resolver_class);
123 object_class->finalize = g_dummy_proxy_resolver_finalize;
124 }
125  
126 static void
127 g_dummy_proxy_resolver_iface_init (GProxyResolverInterface *iface)
128 {
129 iface->is_supported = g_dummy_proxy_resolver_is_supported;
130 iface->lookup = g_dummy_proxy_resolver_lookup;
131 iface->lookup_async = g_dummy_proxy_resolver_lookup_async;
132 iface->lookup_finish = g_dummy_proxy_resolver_lookup_finish;
133 }