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 "goutputstream.h"
28 #include "gsocketoutputstream.h"
31 #include <gio/gsimpleasyncresult.h>
32 #include <gio/gcancellable.h>
33 #include <gio/gioerror.h>
37 #define g_socket_output_stream_get_type _g_socket_output_stream_get_type
38 G_DEFINE_TYPE (GSocketOutputStream, g_socket_output_stream, G_TYPE_OUTPUT_STREAM);
46 struct _GSocketOutputStreamPrivate
50 /* pending operation metadata */
51 GSimpleAsyncResult *result;
52 GCancellable *cancellable;
58 g_socket_output_stream_get_property (GObject *object,
63 GSocketOutputStream *stream = G_SOCKET_OUTPUT_STREAM (object);
68 g_value_set_object (value, stream->priv->socket);
72 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
77 g_socket_output_stream_set_property (GObject *object,
82 GSocketOutputStream *stream = G_SOCKET_OUTPUT_STREAM (object);
87 stream->priv->socket = g_value_dup_object (value);
91 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
96 g_socket_output_stream_finalize (GObject *object)
98 GSocketOutputStream *stream = G_SOCKET_OUTPUT_STREAM (object);
100 if (stream->priv->socket)
101 g_object_unref (stream->priv->socket);
103 if (G_OBJECT_CLASS (g_socket_output_stream_parent_class)->finalize)
104 (*G_OBJECT_CLASS (g_socket_output_stream_parent_class)->finalize) (object);
108 g_socket_output_stream_write (GOutputStream *stream,
111 GCancellable *cancellable,
114 GSocketOutputStream *onput_stream = G_SOCKET_OUTPUT_STREAM (stream);
116 return g_socket_send_with_blocking (onput_stream->priv->socket,
122 g_socket_output_stream_write_ready (GSocket *socket,
123 GIOCondition condition,
124 GSocketOutputStream *stream)
126 GSimpleAsyncResult *simple;
127 GError *error = NULL;
130 result = g_socket_send_with_blocking (stream->priv->socket,
131 stream->priv->buffer,
134 stream->priv->cancellable,
137 if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_WOULD_BLOCK))
140 simple = stream->priv->result;
141 stream->priv->result = NULL;
144 g_simple_async_result_set_op_res_gssize (simple, result);
148 g_simple_async_result_set_from_error (simple, error);
149 g_error_free (error);
152 if (stream->priv->cancellable)
153 g_object_unref (stream->priv->cancellable);
155 g_simple_async_result_complete (simple);
156 g_object_unref (simple);
162 g_socket_output_stream_write_async (GOutputStream *stream,
166 GCancellable *cancellable,
167 GAsyncReadyCallback callback,
170 GSocketOutputStream *output_stream = G_SOCKET_OUTPUT_STREAM (stream);
173 g_assert (output_stream->priv->result == NULL);
175 output_stream->priv->result =
176 g_simple_async_result_new (G_OBJECT (stream), callback, user_data,
177 g_socket_output_stream_write_async);
179 g_object_ref (cancellable);
180 output_stream->priv->cancellable = cancellable;
181 output_stream->priv->buffer = buffer;
182 output_stream->priv->count = count;
184 source = g_socket_create_source (output_stream->priv->socket,
185 G_IO_OUT | G_IO_HUP | G_IO_ERR,
187 g_source_set_callback (source,
188 (GSourceFunc) g_socket_output_stream_write_ready,
189 g_object_ref (output_stream), g_object_unref);
190 g_source_attach (source, g_main_context_get_thread_default ());
191 g_source_unref (source);
195 g_socket_output_stream_write_finish (GOutputStream *stream,
196 GAsyncResult *result,
199 GSimpleAsyncResult *simple;
202 g_return_val_if_fail (G_IS_SOCKET_OUTPUT_STREAM (stream), -1);
204 simple = G_SIMPLE_ASYNC_RESULT (result);
206 g_warn_if_fail (g_simple_async_result_get_source_tag (simple) == g_socket_output_stream_write_async);
208 count = g_simple_async_result_get_op_res_gssize (simple);
214 g_socket_output_stream_class_init (GSocketOutputStreamClass *klass)
216 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
217 GOutputStreamClass *goutputstream_class = G_OUTPUT_STREAM_CLASS (klass);
219 g_type_class_add_private (klass, sizeof (GSocketOutputStreamPrivate));
221 gobject_class->finalize = g_socket_output_stream_finalize;
222 gobject_class->get_property = g_socket_output_stream_get_property;
223 gobject_class->set_property = g_socket_output_stream_set_property;
225 goutputstream_class->write_fn = g_socket_output_stream_write;
226 goutputstream_class->write_async = g_socket_output_stream_write_async;
227 goutputstream_class->write_finish = g_socket_output_stream_write_finish;
229 g_object_class_install_property (gobject_class, PROP_SOCKET,
230 g_param_spec_object ("socket",
232 P_("The socket that this stream wraps"),
233 G_TYPE_SOCKET, G_PARAM_CONSTRUCT_ONLY |
234 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
238 g_socket_output_stream_init (GSocketOutputStream *stream)
240 stream->priv = G_TYPE_INSTANCE_GET_PRIVATE (stream, G_TYPE_SOCKET_OUTPUT_STREAM, GSocketOutputStreamPrivate);
243 GSocketOutputStream *
244 _g_socket_output_stream_new (GSocket *socket)
246 return G_SOCKET_OUTPUT_STREAM (g_object_new (G_TYPE_SOCKET_OUTPUT_STREAM, "socket", socket, NULL));