1/* GIO - GLib Input, IO and Streaming Library
2 *
3 * Copyright (C) 2006-2007 Red Hat, Inc.
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 2.1 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: Alexander Larsson <alexl@redhat.com>
19 */
20
21#include "config.h"
22
23#include <glib.h>
24#include <glib/gstdio.h>
25#include "glibintl.h"
26#include "gioerror.h"
27#include "gcancellable.h"
28#include "glocalfileiostream.h"
29#include "glocalfileinputstream.h"
30#include "glocalfileinfo.h"
31
32#ifdef G_OS_UNIX
33#include "gfiledescriptorbased.h"
34#endif
35
36
37#define g_local_file_io_stream_get_type _g_local_file_io_stream_get_type
38G_DEFINE_TYPE (GLocalFileIOStream, g_local_file_io_stream, G_TYPE_FILE_IO_STREAM)
39
40static void
41g_local_file_io_stream_finalize (GObject *object)
42{
43 GLocalFileIOStream *file;
44
45 file = G_LOCAL_FILE_IO_STREAM (object);
46
47 g_object_unref (object: file->input_stream);
48 g_object_unref (object: file->output_stream);
49
50 G_OBJECT_CLASS (g_local_file_io_stream_parent_class)->finalize (object);
51}
52
53GFileIOStream *
54_g_local_file_io_stream_new (GLocalFileOutputStream *output_stream)
55{
56 GLocalFileIOStream *stream;
57 int fd;
58
59 stream = g_object_new (G_TYPE_LOCAL_FILE_IO_STREAM, NULL);
60 stream->output_stream = g_object_ref (G_OUTPUT_STREAM (output_stream));
61 _g_local_file_output_stream_set_do_close (out: output_stream, FALSE);
62 fd = _g_local_file_output_stream_get_fd (output_stream);
63 stream->input_stream = (GInputStream *)_g_local_file_input_stream_new (fd);
64
65 _g_local_file_input_stream_set_do_close (G_LOCAL_FILE_INPUT_STREAM (stream->input_stream),
66 FALSE);
67
68 return G_FILE_IO_STREAM (stream);
69}
70
71static GInputStream *
72g_local_file_io_stream_get_input_stream (GIOStream *stream)
73{
74 return G_LOCAL_FILE_IO_STREAM (stream)->input_stream;
75}
76
77static GOutputStream *
78g_local_file_io_stream_get_output_stream (GIOStream *stream)
79{
80 return G_LOCAL_FILE_IO_STREAM (stream)->output_stream;
81}
82
83
84static gboolean
85g_local_file_io_stream_close (GIOStream *stream,
86 GCancellable *cancellable,
87 GError **error)
88{
89 GLocalFileIOStream *file = G_LOCAL_FILE_IO_STREAM (stream);
90
91 /* There are shortcutted and can't fail */
92 g_output_stream_close (stream: file->output_stream, cancellable, NULL);
93 g_input_stream_close (stream: file->input_stream, cancellable, NULL);
94
95 return
96 _g_local_file_output_stream_really_close (G_LOCAL_FILE_OUTPUT_STREAM (file->output_stream),
97 cancellable, error);
98}
99
100static void
101g_local_file_io_stream_class_init (GLocalFileIOStreamClass *klass)
102{
103 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
104 GIOStreamClass *stream_class = G_IO_STREAM_CLASS (klass);
105
106 gobject_class->finalize = g_local_file_io_stream_finalize;
107
108 stream_class->get_input_stream = g_local_file_io_stream_get_input_stream;
109 stream_class->get_output_stream = g_local_file_io_stream_get_output_stream;
110 stream_class->close_fn = g_local_file_io_stream_close;
111}
112
113static void
114g_local_file_io_stream_init (GLocalFileIOStream *stream)
115{
116}
117

source code of gtk/subprojects/glib/gio/glocalfileiostream.c