newlib-cygwin/newlib/libc/iconv/ces/ucs-2.c

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2004-06-25 Artem B. Bityuckiy <dedekind@oktetlabs.ru> * acinclude.m4: Move iconv options into configure.in. * aclocal.m4: Regenerated. * configure: Ditto. * configure.in: Add iconv options. * newlib.hin: Add new iconv encodings and remove deleted ones. * doc/aclocal.m4: Regenerated. * doc/configure: Ditto. * iconvdata/aclocal.m4: Ditto. * iconvdata/configure: Ditto. * libc/iconv: Design change. New size-optimized ccs format. * libc/iconv/AUTHORS: Removed. * libc/iconv/COPYING: Ditto. * libc/iconv/README.ORIGINAL: Ditto. * libc/iconv/README.TODO: Ditto. * libc/iconv/charset.aliases: Ditto. * libc/iconv/encoding.aliases: New file. * libc/iconv/Makefile.am: Updated. * libc/iconv/Makefile.in: Regenerated. * libc/iconv/iconv.tex: Updated. * libc/iconv/ccs/Makefile.am: Ditto. * libc/iconv/ccs/Makefile.in: Regenerated. * libc/iconv/ccs/big5.c: Updated. * libc/iconv/ccs/cns11643_plane1.c: Ditto. * libc/iconv/ccs/cns11643_plane14.c: Ditto. * libc/iconv/ccs/cns11643_plane2.c: Ditto. * libc/iconv/ccs/cp775.c: Ditto. * libc/iconv/ccs/cp850.c: Ditto. * libc/iconv/ccs/cp852.c: Ditto. * libc/iconv/ccs/cp855.c: Ditto. * libc/iconv/ccs/cp866.c: Ditto. * libc/iconv/ccs/iso_8859_1.c: Ditto. * libc/iconv/ccs/README.CCS.SOURCES: Removed. * libc/iconv/ccs/gb_2312_80.c: Ditto. * libc/iconv/ccs/iconv_mktbl: Ditto. * libc/iconv/ccs/jis_x0201.c: Ditto. * libc/iconv/ccs/jis_x0208_1983.c: Ditto. * libc/iconv/ccs/shift_jis.c: Ditto. * libc/iconv/ccs/us_ascii.c: Ditto. * libc/iconv/ccs/ccs.h: New file. * libc/iconv/ccs/ccsbi.c: Ditto. * libc/iconv/ccs/ccsbi.h: Ditto. * libc/iconv/ccs/ccsnames.h: Ditto. * libc/iconv/ccs/iso_8859_10.c: Ditto. * libc/iconv/ccs/iso_8859_11.c: Ditto. * libc/iconv/ccs/iso_8859_13.c: Ditto. * libc/iconv/ccs/iso_8859_14.c: Ditto. * libc/iconv/ccs/iso_8859_3.c: Ditto. * libc/iconv/ccs/iso_8859_6.c: Ditto. * libc/iconv/ccs/iso_8859_7.c: Ditto. * libc/iconv/ccs/iso_8859_8.c: Ditto. * libc/iconv/ccs/iso_8859_9.c: Ditto. * libc/iconv/ccs/iso_ir_111.c: Ditto. * libc/iconv/ccs/jis_x0201_1976.c: Ditto. * libc/iconv/ccs/jis_x0208_1990.c: Ditto. * libc/iconv/ccs/koi8_ru.c: Ditto. * libc/iconv/ccs/koi8_uni.c: Ditto. * libc/iconv/ccs/mktbl.pl: Ditto. * libc/iconv/ccs/win_1250.c: Ditto. * libc/iconv/ccs/win_1251.c: Ditto. * libc/iconv/ccs/win_1252.c: Ditto. * libc/iconv/ccs/win_1253.c: Ditto. * libc/iconv/ccs/win_1254.c: Ditto. * libc/iconv/ccs/win_1255.c: Ditto. * libc/iconv/ccs/win_1256.c: Ditto. * libc/iconv/ccs/win_1257.c: Ditto. * libc/iconv/ccs/win_1258.c: Ditto. * libc/iconv/ccs/iso_8859_15.c * libc/iconv/ccs/iso_8859_2.c * libc/iconv/ccs/iso_8859_4.c * libc/iconv/ccs/iso_8859_5.c * libc/iconv/ccs/jis_x0212_1990.c * libc/iconv/ccs/koi8_r.c * libc/iconv/ccs/koi8_u.c * libc/iconv/ccs/ksx1001.c * libc/iconv/ccs/binary/gb_2312_80.cct: Removed. * libc/iconv/ccs/binary/jis_x0201.cct: Ditto. * libc/iconv/ccs/binary/shift_jis.cct: Ditto. * libc/iconv/ccs/binary/us_ascii.cct: Ditto. * libc/iconv/ccs/binary/jis_x0208_1983.cct: Ditto. * libc/iconv/ccs/binary/Makefile.am: Updated. * libc/iconv/ccs/binary/Makefile.in: Regenerated. * libc/iconv/ccs/binary/big5.cct: Updated. * libc/iconv/ccs/binary/cns11643_plane1.cct: Ditto. * libc/iconv/ccs/binary/cns11643_plane14.cct: Ditto. * libc/iconv/ccs/binary/cns11643_plane2.cct: Ditto. * libc/iconv/ccs/binary/cp775.cct: Updated.: Ditto. * libc/iconv/ccs/binary/cp850.cct: Ditto.: Ditto. * libc/iconv/ccs/binary/cp852.cct: Ditto.: Ditto. * libc/iconv/ccs/binary/cp855.cct: Ditto.: Ditto. * libc/iconv/ccs/binary/cp866.cct: Ditto.: Ditto. * libc/iconv/ccs/binary/iso_8859_1.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_15.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_4.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_5.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_2.cct: Ditto. * libc/iconv/ccs/binary/jis_x0212_1990.cct: Ditto. * libc/iconv/ccs/binary/koi8_r.cct: Ditto. * libc/iconv/ccs/binary/koi8_u.cct: Ditto. * libc/iconv/ccs/binary/ksx1001.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_10.cct: New file. * libc/iconv/ccs/binary/iso_8859_11.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_13.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_14.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_3.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_6.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_7.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_8.cct: Ditto. * libc/iconv/ccs/binary/iso_8859_9.cct: Ditto. * libc/iconv/ccs/binary/iso_ir_111.cct: Ditto. * libc/iconv/ccs/binary/jis_x0201_1976.cct: Ditto. * libc/iconv/ccs/binary/jis_x0208_1990.cct: Ditto. * libc/iconv/ccs/binary/koi8_ru.cct: Ditto. * libc/iconv/ccs/binary/koi8_uni.cct: Ditto. * libc/iconv/ccs/binary/win_1250.cct: Ditto. * libc/iconv/ccs/binary/win_1251.cct: Ditto. * libc/iconv/ccs/binary/win_1252.cct: Ditto. * libc/iconv/ccs/binary/win_1253.cct: Ditto. * libc/iconv/ccs/binary/win_1254.cct: Ditto. * libc/iconv/ccs/binary/win_1255.cct: Ditto. * libc/iconv/ccs/binary/win_1256.cct: Ditto. * libc/iconv/ccs/binary/win_1257.cct: Ditto. * libc/iconv/ccs/binary/win_1258.cct: Ditto. * libc/iconv/ces/Makefile.am: Updated. * libc/iconv/ces/Makefile.in: Regenerated. * libc/iconv/ces/ucs-2-internal.c: Updated. * libc/iconv/ces/ucs-4-internal.c: Ditto. * libc/iconv/ces/utf-16.c: Ditto. * libc/iconv/ces/utf-8.c: Ditto. * libc/iconv/ces/cesbi.c: New file. * libc/iconv/ces/cesbi.h: Ditto. * libc/iconv/ces/cesdeps.h: Ditto. * libc/iconv/ces/euc.c: Ditto. * libc/iconv/ces/mkdeps.pl: Ditto. * libc/iconv/ces/table-pcs.c: Ditto. * libc/iconv/ces/table.c: Ditto. * libc/iconv/ces/ucs-2.c: Ditto. * libc/iconv/ces/ucs-4.c: Ditto. * libc/iconv/ces/us-ascii.c: Ditto. * libc/iconv/ces/euc-jp.c: Removed. * libc/iconv/ces/euc-kr.c: Ditto. * libc/iconv/ces/euc-tw.c: Ditto. * libc/iconv/ces/gb2312.c: Ditto. * libc/iconv/ces/iso-10646-ucs-2.: Ditto.c * libc/iconv/ces/iso-10646-ucs-4.c: Ditto. * libc/iconv/lib/Makefile.am: Updated. * libc/iconv/lib/Makefile.in: Regenerated. * libc/iconv/lib/endian.h: Updated. * libc/iconv/lib/iconv.c: Ditto. * libc/iconv/lib/local.h: Ditto. * libc/iconv/lib/aliases.c: Removed. * libc/iconv/lib/bialiasesi.c: Ditto. * libc/iconv/lib/biccs.c: Ditto. * libc/iconv/lib/bices.c: Ditto. * libc/iconv/lib/ccs.c: Ditto. * libc/iconv/lib/ces.c: Ditto. * libc/iconv/lib/ces_euc.c: Ditto. * libc/iconv/lib/ces_iso2022.c: Ditto. * libc/iconv/lib/ces_table.c: Ditto. * libc/iconv/lib/converter.c: Ditto. * libc/iconv/lib/deps.h: Ditto. * libc/iconv/lib/aliasesbi.c: Ditto. * libc/iconv/lib/aliasesi.c: Ditto. * libc/iconv/lib/conv.h: Ditto. * libc/iconv/lib/encnames.h: Ditto. * libc/iconv/lib/encoding.deps: Ditto. * libc/iconv/lib/iconvnls.c: Ditto. * libc/iconv/lib/iconvnls.h: Ditto. * libc/iconv/lib/loaddata.c: Ditto. * libc/iconv/lib/nullconv.c: Ditto. * libc/iconv/lib/ucsconv.c: Ditto. * libc/iconv/lib/ucsconv.h: Ditto. * libc/include/iconv.h: Update copyright. * libc/*/aclocal.m4: Regenerated. * libc/*/configure: Ditto. * libm/*/aclocal.m4: Ditto. * libm/*/configure: Ditto.
2004-06-26 04:33:28 +08:00
/*
* Copyright (c) 2003-2004, Artem B. Bityuckiy
* Copyright (c) 1999,2000, Konstantin Chuguev. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "cesbi.h"
#if defined (ICONV_TO_UCS_CES_UCS_2) \
|| defined (ICONV_FROM_UCS_CES_UCS_2)
#include <_ansi.h>
#include <reent.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include "../lib/local.h"
#include "../lib/ucsconv.h"
#include "../lib/endian.h"
/*
* BOM isn't supported. UCS-2 is Big Endian. Bad codes are rejected.
* Bad codes: 0xFFFF, 0xFFFE, 0xD800-0xDFFF.
*/
#define UCS_2_BIG_ENDIAN 0
#define UCS_2_LITTLE_ENDIAN 1
#define UCS_2 "ucs_2"
#define UCS_2BE "ucs_2be"
#define UCS_2LE "ucs_2le"
static _VOID_PTR
_DEFUN(ucs_2_init, (rptr, encoding),
struct _reent *rptr _AND
_CONST char *encoding)
{
int *data;
if ((data = (int *) _malloc_r(rptr, sizeof (int))) == NULL)
return (_VOID_PTR)NULL;
if (strcmp (encoding, UCS_2LE) == 0)
*data = UCS_2_LITTLE_ENDIAN;
else
*data = UCS_2_BIG_ENDIAN;
return (_VOID_PTR)data;
}
static size_t
_DEFUN(ucs_2_close, (rptr, data),
struct _reent *rptr _AND
_VOID_PTR data)
{
_free_r (rptr, data);
return 0;
}
#if defined (ICONV_FROM_UCS_CES_UCS_2)
static size_t
_DEFUN(ucs_2_convert_from_ucs, (data, in, outbuf, outbytesleft),
_VOID_PTR data _AND
ucs4_t in _AND
unsigned char **outbuf _AND
size_t *outbytesleft)
{
if ((in >= 0x0000D800 && in <= 0x0000DFFF) /* Surrogate character */
|| in >= 0x0000FFFE)
return (size_t)ICONV_CES_INVALID_CHARACTER;
if (*outbytesleft < sizeof (ucs2_t))
return (size_t)ICONV_CES_NOSPACE;
if (*((int *)data) == UCS_2_BIG_ENDIAN)
*((ucs2_t *)(*outbuf)) = ICONV_HTOBES ((ucs2_t)in);
else
*((ucs2_t *)(*outbuf)) = ICONV_HTOLES ((ucs2_t)in);
*outbuf += sizeof (ucs2_t);
*outbytesleft -= sizeof (ucs2_t);
return sizeof (ucs2_t);
}
#endif /* ICONV_FROM_UCS_CES_UCS_2 */
#if defined (ICONV_TO_UCS_CES_UCS_2)
static ucs4_t
_DEFUN(ucs_2_convert_to_ucs, (data, inbuf, inbytesleft),
_VOID_PTR data _AND
_CONST unsigned char **inbuf _AND
size_t *inbytesleft)
{
ucs4_t res;
if (*inbytesleft < sizeof (ucs2_t))
return (ucs4_t)ICONV_CES_BAD_SEQUENCE;
if (*((int *)data) == UCS_2_BIG_ENDIAN)
res = (ucs4_t)ICONV_BETOHS (*((ucs2_t *)(*inbuf)));
else
res = (ucs4_t)ICONV_LETOHS (*((ucs2_t *)(*inbuf)));
if ((res >= 0x0000D800 && res <= 0x0000DFFF) /* Surrogate character */
|| res >= 0x0000FFFE)
return (ucs4_t)ICONV_CES_INVALID_CHARACTER;
*inbytesleft -= sizeof (ucs2_t);
*inbuf += sizeof (ucs2_t);
return res;
}
#endif /* ICONV_TO_UCS_CES_UCS_2 */
static int
_DEFUN(ucs_2_get_mb_cur_max, (data),
_VOID_PTR data)
{
return 2;
}
#if defined (ICONV_TO_UCS_CES_UCS_2)
_CONST iconv_to_ucs_ces_handlers_t
_iconv_to_ucs_ces_handlers_ucs_2 =
{
ucs_2_init,
ucs_2_close,
ucs_2_get_mb_cur_max,
NULL,
NULL,
NULL,
ucs_2_convert_to_ucs
};
#endif
#if defined (ICONV_FROM_UCS_CES_UCS_2)
_CONST iconv_from_ucs_ces_handlers_t
_iconv_from_ucs_ces_handlers_ucs_2 =
{
ucs_2_init,
ucs_2_close,
ucs_2_get_mb_cur_max,
NULL,
NULL,
NULL,
ucs_2_convert_from_ucs
};
#endif
#endif /* ICONV_TO_UCS_CES_UCS_2 || ICONV_FROM_UCS_CES_UCS_2 */