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 struct _GSocketInputStreamPrivate
39 /* pending operation metadata */
44 static void g_socket_input_stream_pollable_iface_init (GPollableInputStreamInterface
*iface
);
46 static void g_socket_input_stream_file_descriptor_based_iface_init (GFileDescriptorBasedIface
*iface
);
49 #define g_socket_input_stream_get_type _g_socket_input_stream_get_type
52 G_DEFINE_TYPE_WITH_CODE (GSocketInputStream
, g_socket_input_stream
, G_TYPE_INPUT_STREAM
,
53 G_ADD_PRIVATE (GSocketInputStream
)
54 G_IMPLEMENT_INTERFACE (G_TYPE_POLLABLE_INPUT_STREAM
, g_socket_input_stream_pollable_iface_init
)
55 G_IMPLEMENT_INTERFACE (G_TYPE_FILE_DESCRIPTOR_BASED
, g_socket_input_stream_file_descriptor_based_iface_init
)
58 G_DEFINE_TYPE_WITH_CODE (GSocketInputStream
, g_socket_input_stream
, G_TYPE_INPUT_STREAM
,
59 G_ADD_PRIVATE (GSocketInputStream
)
60 G_IMPLEMENT_INTERFACE (G_TYPE_POLLABLE_INPUT_STREAM
, g_socket_input_stream_pollable_iface_init
)
71 g_socket_input_stream_get_property (GObject
*object
,
76 GSocketInputStream
*stream
= G_SOCKET_INPUT_STREAM (object
);
81 g_value_set_object (value
, stream
->priv
->socket
);
85 G_OBJECT_WARN_INVALID_PROPERTY_ID (object
, prop_id
, pspec
);
90 g_socket_input_stream_set_property (GObject
*object
,
95 GSocketInputStream
*stream
= G_SOCKET_INPUT_STREAM (object
);
100 stream
->priv
->socket
= g_value_dup_object (value
);
104 G_OBJECT_WARN_INVALID_PROPERTY_ID (object
, prop_id
, pspec
);
109 g_socket_input_stream_finalize (GObject
*object
)
111 GSocketInputStream
*stream
= G_SOCKET_INPUT_STREAM (object
);
113 if (stream
->priv
->socket
)
114 g_object_unref (stream
->priv
->socket
);
116 G_OBJECT_CLASS (g_socket_input_stream_parent_class
)->finalize (object
);
120 g_socket_input_stream_read (GInputStream
*stream
,
123 GCancellable
*cancellable
,
126 GSocketInputStream
*input_stream
= G_SOCKET_INPUT_STREAM (stream
);
128 return g_socket_receive_with_blocking (input_stream
->priv
->socket
,
134 g_socket_input_stream_pollable_is_readable (GPollableInputStream
*pollable
)
136 GSocketInputStream
*input_stream
= G_SOCKET_INPUT_STREAM (pollable
);
138 return g_socket_condition_check (input_stream
->priv
->socket
, G_IO_IN
);
142 g_socket_input_stream_pollable_create_source (GPollableInputStream
*pollable
,
143 GCancellable
*cancellable
)
145 GSocketInputStream
*input_stream
= G_SOCKET_INPUT_STREAM (pollable
);
146 GSource
*socket_source
, *pollable_source
;
148 pollable_source
= g_pollable_source_new (G_OBJECT (input_stream
));
149 socket_source
= g_socket_create_source (input_stream
->priv
->socket
,
150 G_IO_IN
, cancellable
);
151 g_source_set_dummy_callback (socket_source
);
152 g_source_add_child_source (pollable_source
, socket_source
);
153 g_source_unref (socket_source
);
155 return pollable_source
;
159 g_socket_input_stream_pollable_read_nonblocking (GPollableInputStream
*pollable
,
164 GSocketInputStream
*input_stream
= G_SOCKET_INPUT_STREAM (pollable
);
166 return g_socket_receive_with_blocking (input_stream
->priv
->socket
,
173 g_socket_input_stream_get_fd (GFileDescriptorBased
*fd_based
)
175 GSocketInputStream
*input_stream
= G_SOCKET_INPUT_STREAM (fd_based
);
177 return g_socket_get_fd (input_stream
->priv
->socket
);
182 g_socket_input_stream_class_init (GSocketInputStreamClass
*klass
)
184 GObjectClass
*gobject_class
= G_OBJECT_CLASS (klass
);
185 GInputStreamClass
*ginputstream_class
= G_INPUT_STREAM_CLASS (klass
);
187 gobject_class
->finalize
= g_socket_input_stream_finalize
;
188 gobject_class
->get_property
= g_socket_input_stream_get_property
;
189 gobject_class
->set_property
= g_socket_input_stream_set_property
;
191 ginputstream_class
->read_fn
= g_socket_input_stream_read
;
193 g_object_class_install_property (gobject_class
, PROP_SOCKET
,
194 g_param_spec_object ("socket",
196 P_("The socket that this stream wraps"),
197 G_TYPE_SOCKET
, G_PARAM_CONSTRUCT_ONLY
|
198 G_PARAM_READWRITE
| G_PARAM_STATIC_STRINGS
));
203 g_socket_input_stream_file_descriptor_based_iface_init (GFileDescriptorBasedIface
*iface
)
205 iface
->get_fd
= g_socket_input_stream_get_fd
;
210 g_socket_input_stream_pollable_iface_init (GPollableInputStreamInterface
*iface
)
212 iface
->is_readable
= g_socket_input_stream_pollable_is_readable
;
213 iface
->create_source
= g_socket_input_stream_pollable_create_source
;
214 iface
->read_nonblocking
= g_socket_input_stream_pollable_read_nonblocking
;
218 g_socket_input_stream_init (GSocketInputStream
*stream
)
220 stream
->priv
= g_socket_input_stream_get_instance_private (stream
);
224 _g_socket_input_stream_new (GSocket
*socket
)
226 return g_object_new (G_TYPE_SOCKET_INPUT_STREAM
, "socket", socket
, NULL
);