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/* charsets.h
* Routines for handling character sets
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __CHARSETS_H__
#define __CHARSETS_H__
#include "ws_symbol_export.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/*
* Translation tables that map the upper 128 code points in single-byte
* "extended ASCII" character encodings to Unicode code points in the
* Basic Multilingual Plane.
*/
/* Table for windows-1250 */
extern const gunichar2 charset_table_cp1250[0x80];
/* Tables for ISO-8859-X */
extern const gunichar2 charset_table_iso_8859_2[0x80];
extern const gunichar2 charset_table_iso_8859_3[0x80];
extern const gunichar2 charset_table_iso_8859_4[0x80];
extern const gunichar2 charset_table_iso_8859_5[0x80];
extern const gunichar2 charset_table_iso_8859_6[0x80];
extern const gunichar2 charset_table_iso_8859_7[0x80];
extern const gunichar2 charset_table_iso_8859_8[0x80];
extern const gunichar2 charset_table_iso_8859_9[0x80];
extern const gunichar2 charset_table_iso_8859_10[0x80];
extern const gunichar2 charset_table_iso_8859_11[0x80];
extern const gunichar2 charset_table_iso_8859_13[0x80];
extern const gunichar2 charset_table_iso_8859_14[0x80];
extern const gunichar2 charset_table_iso_8859_15[0x80];
extern const gunichar2 charset_table_iso_8859_16[0x80];
/* Tables for Mac character sets */
extern const gunichar2 charset_table_mac_roman[0x80];
/* Tables for DOS code pages */
extern const gunichar2 charset_table_cp437[0x80];
/*
* Given a wmem scope, a pointer, and a length, treat the string of bytes
* referred to by the pointer and length as an ASCII string, with all bytes
* with the high-order bit set being invalid, and return a pointer to a
* UTF-8 string, allocated using the wmem scope.
*
* Octets with the highest bit set will be converted to the Unicode
* REPLACEMENT CHARACTER.
*/
WS_DLL_PUBLIC guint8 *
get_ascii_string(wmem_allocator_t *scope, const guint8 *ptr, gint length);
WS_DLL_PUBLIC guint8 *
get_8859_1_string(wmem_allocator_t *scope, const guint8 *ptr, gint length);
WS_DLL_PUBLIC guint8 *
get_unichar2_string(wmem_allocator_t *scope, const guint8 *ptr, gint length, const gunichar2 table[0x80]);
WS_DLL_PUBLIC guint8 *
get_ucs_2_string(wmem_allocator_t *scope, const guint8 *ptr, gint length, const guint encoding);
WS_DLL_PUBLIC guint8 *
get_utf_16_string(wmem_allocator_t *scope, const guint8 *ptr, gint length, const guint encoding);
WS_DLL_PUBLIC guint8 *
get_ucs_4_string(wmem_allocator_t *scope, const guint8 *ptr, gint length, const guint encoding);
WS_DLL_PUBLIC guint8 *
get_ts_23_038_7bits_string(wmem_allocator_t *scope, const guint8 *ptr,
const gint bit_offset, gint no_of_chars);
WS_DLL_PUBLIC guint8 *
get_ascii_7bits_string(wmem_allocator_t *scope, const guint8 *ptr,
const gint bit_offset, gint no_of_chars);
WS_DLL_PUBLIC guint8 *
get_ebcdic_string(wmem_allocator_t *scope, const guint8 *ptr, gint length);
#if 0
void ASCII_to_EBCDIC(guint8 *buf, guint bytes);
guint8 ASCII_to_EBCDIC1(guint8 c);
#endif
WS_DLL_PUBLIC
void EBCDIC_to_ASCII(guint8 *buf, guint bytes);
WS_DLL_PUBLIC
guint8 EBCDIC_to_ASCII1(guint8 c);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __CHARSETS_H__ */
/*
* Editor modelines - http://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* vi: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
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