gkdbus: Fix underflow and unreachable code bug
[platform/upstream/glib.git] / gio / gdatainputstream.h
1 /* GIO - GLib Input, Output and Streaming Library
2  *
3  * Copyright (C) 2006-2007 Red Hat, Inc.
4  *
5  * SPDX-License-Identifier: LGPL-2.1-or-later
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * This library is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General
18  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
19  *
20  * Author: Alexander Larsson <alexl@redhat.com>
21  */
22
23 #ifndef __G_DATA_INPUT_STREAM_H__
24 #define __G_DATA_INPUT_STREAM_H__
25
26 #if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
27 #error "Only <gio/gio.h> can be included directly."
28 #endif
29
30 #include <gio/gbufferedinputstream.h>
31
32 G_BEGIN_DECLS
33
34 #define G_TYPE_DATA_INPUT_STREAM         (g_data_input_stream_get_type ())
35 #define G_DATA_INPUT_STREAM(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_DATA_INPUT_STREAM, GDataInputStream))
36 #define G_DATA_INPUT_STREAM_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_DATA_INPUT_STREAM, GDataInputStreamClass))
37 #define G_IS_DATA_INPUT_STREAM(o)        (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_DATA_INPUT_STREAM))
38 #define G_IS_DATA_INPUT_STREAM_CLASS(k)  (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_DATA_INPUT_STREAM))
39 #define G_DATA_INPUT_STREAM_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_DATA_INPUT_STREAM, GDataInputStreamClass))
40
41 /**
42  * GDataInputStream:
43  *
44  * An implementation of #GBufferedInputStream that allows for high-level
45  * data manipulation of arbitrary data (including binary operations).
46  **/
47 typedef struct _GDataInputStreamClass    GDataInputStreamClass;
48 typedef struct _GDataInputStreamPrivate  GDataInputStreamPrivate;
49
50 struct _GDataInputStream
51 {
52   GBufferedInputStream parent_instance;
53
54   /*< private >*/
55   GDataInputStreamPrivate *priv;
56 };
57
58 struct _GDataInputStreamClass
59 {
60   GBufferedInputStreamClass parent_class;
61
62   /*< private >*/
63   /* Padding for future expansion */
64   void (*_g_reserved1) (void);
65   void (*_g_reserved2) (void);
66   void (*_g_reserved3) (void);
67   void (*_g_reserved4) (void);
68   void (*_g_reserved5) (void);
69 };
70
71 GIO_AVAILABLE_IN_ALL
72 GType                  g_data_input_stream_get_type             (void) G_GNUC_CONST;
73 GIO_AVAILABLE_IN_ALL
74 GDataInputStream *     g_data_input_stream_new                  (GInputStream            *base_stream);
75
76 GIO_AVAILABLE_IN_ALL
77 void                   g_data_input_stream_set_byte_order       (GDataInputStream        *stream,
78                                                                  GDataStreamByteOrder     order);
79 GIO_AVAILABLE_IN_ALL
80 GDataStreamByteOrder   g_data_input_stream_get_byte_order       (GDataInputStream        *stream);
81 GIO_AVAILABLE_IN_ALL
82 void                   g_data_input_stream_set_newline_type     (GDataInputStream        *stream,
83                                                                  GDataStreamNewlineType   type);
84 GIO_AVAILABLE_IN_ALL
85 GDataStreamNewlineType g_data_input_stream_get_newline_type     (GDataInputStream        *stream);
86 GIO_AVAILABLE_IN_ALL
87 guchar                 g_data_input_stream_read_byte            (GDataInputStream        *stream,
88                                                                  GCancellable            *cancellable,
89                                                                  GError                 **error);
90 GIO_AVAILABLE_IN_ALL
91 gint16                 g_data_input_stream_read_int16           (GDataInputStream        *stream,
92                                                                  GCancellable            *cancellable,
93                                                                  GError                 **error);
94 GIO_AVAILABLE_IN_ALL
95 guint16                g_data_input_stream_read_uint16          (GDataInputStream        *stream,
96                                                                  GCancellable            *cancellable,
97                                                                  GError                 **error);
98 GIO_AVAILABLE_IN_ALL
99 gint32                 g_data_input_stream_read_int32           (GDataInputStream        *stream,
100                                                                  GCancellable            *cancellable,
101                                                                  GError                 **error);
102 GIO_AVAILABLE_IN_ALL
103 guint32                g_data_input_stream_read_uint32          (GDataInputStream        *stream,
104                                                                  GCancellable            *cancellable,
105                                                                  GError                 **error);
106 GIO_AVAILABLE_IN_ALL
107 gint64                 g_data_input_stream_read_int64           (GDataInputStream        *stream,
108                                                                  GCancellable            *cancellable,
109                                                                  GError                 **error);
110 GIO_AVAILABLE_IN_ALL
111 guint64                g_data_input_stream_read_uint64          (GDataInputStream        *stream,
112                                                                  GCancellable            *cancellable,
113                                                                  GError                 **error);
114 GIO_AVAILABLE_IN_ALL
115 char *                 g_data_input_stream_read_line            (GDataInputStream        *stream,
116                                                                  gsize                   *length,
117                                                                  GCancellable            *cancellable,
118                                                                  GError                 **error);
119 GIO_AVAILABLE_IN_2_30
120 char *                 g_data_input_stream_read_line_utf8       (GDataInputStream        *stream,
121                                                                  gsize                   *length,
122                                                                  GCancellable            *cancellable,
123                                                                  GError                 **error);
124 GIO_AVAILABLE_IN_ALL
125 void                   g_data_input_stream_read_line_async      (GDataInputStream        *stream,
126                                                                  gint                     io_priority,
127                                                                  GCancellable            *cancellable,
128                                                                  GAsyncReadyCallback      callback,
129                                                                  gpointer                 user_data);
130 GIO_AVAILABLE_IN_ALL
131 char *                 g_data_input_stream_read_line_finish     (GDataInputStream        *stream,
132                                                                  GAsyncResult            *result,
133                                                                  gsize                   *length,
134                                                                  GError                 **error);
135 GIO_AVAILABLE_IN_2_30
136 char *                 g_data_input_stream_read_line_finish_utf8(GDataInputStream        *stream,
137                                                                  GAsyncResult            *result,
138                                                                  gsize                   *length,
139                                                                  GError                 **error);
140 GIO_DEPRECATED_IN_2_56_FOR (g_data_input_stream_read_upto)
141 char *                 g_data_input_stream_read_until           (GDataInputStream        *stream,
142                                                                  const gchar             *stop_chars,
143                                                                  gsize                   *length,
144                                                                  GCancellable            *cancellable,
145                                                                  GError                 **error);
146 GIO_DEPRECATED_IN_2_56_FOR (g_data_input_stream_read_upto_async)
147 void                   g_data_input_stream_read_until_async     (GDataInputStream        *stream,
148                                                                  const gchar             *stop_chars,
149                                                                  gint                     io_priority,
150                                                                  GCancellable            *cancellable,
151                                                                  GAsyncReadyCallback      callback,
152                                                                  gpointer                 user_data);
153 GIO_DEPRECATED_IN_2_56_FOR (g_data_input_stream_read_upto_finish)
154 char *                 g_data_input_stream_read_until_finish    (GDataInputStream        *stream,
155                                                                  GAsyncResult            *result,
156                                                                  gsize                   *length,
157                                                                  GError                 **error);
158
159 GIO_AVAILABLE_IN_ALL
160 char *                 g_data_input_stream_read_upto            (GDataInputStream        *stream,
161                                                                  const gchar             *stop_chars,
162                                                                  gssize                   stop_chars_len,
163                                                                  gsize                   *length,
164                                                                  GCancellable            *cancellable,
165                                                                  GError                 **error);
166 GIO_AVAILABLE_IN_ALL
167 void                   g_data_input_stream_read_upto_async      (GDataInputStream        *stream,
168                                                                  const gchar             *stop_chars,
169                                                                  gssize                   stop_chars_len,
170                                                                  gint                     io_priority,
171                                                                  GCancellable            *cancellable,
172                                                                  GAsyncReadyCallback      callback,
173                                                                  gpointer                 user_data);
174 GIO_AVAILABLE_IN_ALL
175 char *                 g_data_input_stream_read_upto_finish     (GDataInputStream        *stream,
176                                                                  GAsyncResult            *result,
177                                                                  gsize                   *length,
178                                                                  GError                 **error);
179
180 G_END_DECLS
181
182 #endif /* __G_DATA_INPUT_STREAM_H__ */