mirror of https://gitee.com/openkylin/glib2.0.git
99 lines
2.9 KiB
C
99 lines
2.9 KiB
C
/* GIO - GLib Input, Output and Streaming Library
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*
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* Copyright (C) 2009 Red Hat, Inc.
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*
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* SPDX-License-Identifier: LGPL-2.1-or-later
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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* Author: Alexander Larsson <alexl@redhat.com>
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*/
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#ifndef __G_CONVERTER_H__
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#define __G_CONVERTER_H__
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#if !defined (__GIO_GIO_H_INSIDE__) && !defined (GIO_COMPILATION)
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#error "Only <gio/gio.h> can be included directly."
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#endif
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#include <gio/giotypes.h>
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G_BEGIN_DECLS
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#define G_TYPE_CONVERTER (g_converter_get_type ())
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#define G_CONVERTER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), G_TYPE_CONVERTER, GConverter))
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#define G_IS_CONVERTER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), G_TYPE_CONVERTER))
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#define G_CONVERTER_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), G_TYPE_CONVERTER, GConverterIface))
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/**
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* GConverter:
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*
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* Seek object for streaming operations.
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*
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* Since: 2.24
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**/
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typedef struct _GConverterIface GConverterIface;
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/**
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* GConverterIface:
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* @g_iface: The parent interface.
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* @convert: Converts data.
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* @reset: Reverts the internal state of the converter to its initial state.
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*
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* Provides an interface for converting data from one type
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* to another type. The conversion can be stateful
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* and may fail at any place.
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*
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* Since: 2.24
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**/
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struct _GConverterIface
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{
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GTypeInterface g_iface;
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/* Virtual Table */
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GConverterResult (* convert) (GConverter *converter,
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const void *inbuf,
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gsize inbuf_size,
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void *outbuf,
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gsize outbuf_size,
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GConverterFlags flags,
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gsize *bytes_read,
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gsize *bytes_written,
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GError **error);
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void (* reset) (GConverter *converter);
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};
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GLIB_AVAILABLE_IN_ALL
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GType g_converter_get_type (void) G_GNUC_CONST;
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GLIB_AVAILABLE_IN_ALL
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GConverterResult g_converter_convert (GConverter *converter,
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const void *inbuf,
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gsize inbuf_size,
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void *outbuf,
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gsize outbuf_size,
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GConverterFlags flags,
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gsize *bytes_read,
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gsize *bytes_written,
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GError **error);
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GLIB_AVAILABLE_IN_ALL
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void g_converter_reset (GConverter *converter);
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G_END_DECLS
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#endif /* __G_CONVERTER_H__ */
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