gconvert.h

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/* GLIB - Library of useful routines for C programming
 * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

/*
 * Modified by the GLib Team and others 1997-2000.  See the AUTHORS
 * file for a list of people on the GLib Team.  See the ChangeLog
 * files for a list of changes.  These files are distributed with
 * GLib at ftp://ftp.gtk.org/pub/gtk/. 
 */

#ifndef __G_CONVERT_H__
#define __G_CONVERT_H__

#include <stddef.h>      /* For size_t */
#include <gerror.h>

G_BEGIN_DECLS

typedef enum 
{
  G_CONVERT_ERROR_NO_CONVERSION,
  G_CONVERT_ERROR_ILLEGAL_SEQUENCE,
  G_CONVERT_ERROR_FAILED,
  G_CONVERT_ERROR_PARTIAL_INPUT
} GConvertError;

#define G_CONVERT_ERROR g_convert_error_quark()
GQuark g_convert_error_quark();

/* Thin wrappers around iconv
 */
typedef struct _GIConv *GIConv;

GIConv g_iconv_open   (const gchar  *to_codeset,
                       const gchar  *from_codeset);
size_t g_iconv        (GIConv        converter,
                       gchar       **inbuf,
                       size_t       *inbytes_left,
                       gchar       **outbuf,
                       size_t       *outbytes_left);
gint   g_iconv_close  (GIConv        converter);


gchar* g_convert               (const gchar  *str,
                                gint          len,
                                const gchar  *to_codeset,
                                const gchar  *from_codeset,
                                gint         *bytes_read,
                                gint         *bytes_written,
                                GError      **error);
gchar* g_convert_with_fallback (const gchar  *str,
                                gint          len,
                                const gchar  *to_codeset,
                                const gchar  *from_codeset,
                                gchar        *fallback,
                                gint         *bytes_read,
                                gint         *bytes_written,
                                GError      **error);


/* Convert between libc's idea of strings and UTF-8.
 */
gchar*   g_locale_to_utf8 (const gchar *opsysstring, GError **error);
gchar*   g_locale_from_utf8 (const gchar *utf8string, GError **error);

/* Convert between the operating system (or C runtime)
 * representation of file names and UTF-8.
 */
gchar*   g_filename_to_utf8 (const gchar *opsysstring, GError **error);
gchar*   g_filename_from_utf8 (const gchar *utf8string, GError **error);

G_END_DECLS

#endif /* __G_CONVERT_H__ */

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