1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright © 2008 Christian Kellner, Samuel Cormier-Iijima
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General
17 * Public License along with this library; if not, write to the
18 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
19 * Boston, MA 02111-1307, USA.
21 * Authors: Christian Kellner <gicmo@gnome.org>
22 * Samuel Cormier-Iijima <sciyoshi@gmail.com>
23 * Ryan Lortie <desrt@desrt.ca>
27 #include "gsocketinputstream.h"
30 #include "gcancellable.h"
31 #include "gpollableinputstream.h"
33 #include "gfiledescriptorbased.h"
35 static void g_socket_input_stream_pollable_iface_init (GPollableInputStreamInterface *iface);
37 static void g_socket_input_stream_file_descriptor_based_iface_init (GFileDescriptorBasedIface *iface);
40 #define g_socket_input_stream_get_type _g_socket_input_stream_get_type
43 G_DEFINE_TYPE_WITH_CODE (GSocketInputStream, g_socket_input_stream, G_TYPE_INPUT_STREAM,
44 G_IMPLEMENT_INTERFACE (G_TYPE_POLLABLE_INPUT_STREAM, g_socket_input_stream_pollable_iface_init)
45 G_IMPLEMENT_INTERFACE (G_TYPE_FILE_DESCRIPTOR_BASED, g_socket_input_stream_file_descriptor_based_iface_init)
48 G_DEFINE_TYPE_WITH_CODE (GSocketInputStream, g_socket_input_stream, G_TYPE_INPUT_STREAM,
49 G_IMPLEMENT_INTERFACE (G_TYPE_POLLABLE_INPUT_STREAM, g_socket_input_stream_pollable_iface_init)
59 struct _GSocketInputStreamPrivate
63 /* pending operation metadata */
69 g_socket_input_stream_get_property (GObject *object,
74 GSocketInputStream *stream = G_SOCKET_INPUT_STREAM (object);
79 g_value_set_object (value, stream->priv->socket);
83 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
88 g_socket_input_stream_set_property (GObject *object,
93 GSocketInputStream *stream = G_SOCKET_INPUT_STREAM (object);
98 stream->priv->socket = g_value_dup_object (value);
102 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
107 g_socket_input_stream_finalize (GObject *object)
109 GSocketInputStream *stream = G_SOCKET_INPUT_STREAM (object);
111 if (stream->priv->socket)
112 g_object_unref (stream->priv->socket);
114 if (G_OBJECT_CLASS (g_socket_input_stream_parent_class)->finalize)
115 (*G_OBJECT_CLASS (g_socket_input_stream_parent_class)->finalize) (object);
119 g_socket_input_stream_read (GInputStream *stream,
122 GCancellable *cancellable,
125 GSocketInputStream *input_stream = G_SOCKET_INPUT_STREAM (stream);
127 return g_socket_receive_with_blocking (input_stream->priv->socket,
133 g_socket_input_stream_pollable_is_readable (GPollableInputStream *pollable)
135 GSocketInputStream *input_stream = G_SOCKET_INPUT_STREAM (pollable);
137 return g_socket_condition_check (input_stream->priv->socket, G_IO_IN);
141 g_socket_input_stream_pollable_create_source (GPollableInputStream *pollable,
142 GCancellable *cancellable)
144 GSocketInputStream *input_stream = G_SOCKET_INPUT_STREAM (pollable);
145 GSource *socket_source, *pollable_source;
147 pollable_source = g_pollable_source_new (G_OBJECT (input_stream));
148 socket_source = g_socket_create_source (input_stream->priv->socket,
149 G_IO_IN, cancellable);
150 g_source_set_dummy_callback (socket_source);
151 g_source_add_child_source (pollable_source, socket_source);
152 g_source_unref (socket_source);
154 return pollable_source;
158 g_socket_input_stream_pollable_read_nonblocking (GPollableInputStream *pollable,
163 GSocketInputStream *input_stream = G_SOCKET_INPUT_STREAM (pollable);
165 return g_socket_receive_with_blocking (input_stream->priv->socket,
172 g_socket_input_stream_get_fd (GFileDescriptorBased *fd_based)
174 GSocketInputStream *input_stream = G_SOCKET_INPUT_STREAM (fd_based);
176 return g_socket_get_fd (input_stream->priv->socket);
181 g_socket_input_stream_class_init (GSocketInputStreamClass *klass)
183 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
184 GInputStreamClass *ginputstream_class = G_INPUT_STREAM_CLASS (klass);
186 g_type_class_add_private (klass, sizeof (GSocketInputStreamPrivate));
188 gobject_class->finalize = g_socket_input_stream_finalize;
189 gobject_class->get_property = g_socket_input_stream_get_property;
190 gobject_class->set_property = g_socket_input_stream_set_property;
192 ginputstream_class->read_fn = g_socket_input_stream_read;
194 g_object_class_install_property (gobject_class, PROP_SOCKET,
195 g_param_spec_object ("socket",
197 P_("The socket that this stream wraps"),
198 G_TYPE_SOCKET, G_PARAM_CONSTRUCT_ONLY |
199 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
204 g_socket_input_stream_file_descriptor_based_iface_init (GFileDescriptorBasedIface *iface)
206 iface->get_fd = g_socket_input_stream_get_fd;
211 g_socket_input_stream_pollable_iface_init (GPollableInputStreamInterface *iface)
213 iface->is_readable = g_socket_input_stream_pollable_is_readable;
214 iface->create_source = g_socket_input_stream_pollable_create_source;
215 iface->read_nonblocking = g_socket_input_stream_pollable_read_nonblocking;
219 g_socket_input_stream_init (GSocketInputStream *stream)
221 stream->priv = G_TYPE_INSTANCE_GET_PRIVATE (stream, G_TYPE_SOCKET_INPUT_STREAM, GSocketInputStreamPrivate);
225 _g_socket_input_stream_new (GSocket *socket)
227 return G_SOCKET_INPUT_STREAM (g_object_new (G_TYPE_SOCKET_INPUT_STREAM, "socket", socket, NULL));