mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-05 12:50:05 +00:00
f9ad060c7a
2002-11-30 Bruno Haible <bruno@clisp.org> * iconv/gconv.h (__gconv_btowc_fct): New typedef. (struct __gconv_step): New field __btowc_fct. * wcsmbs/btowc.c (__btowc): Use the __btowc_fct shortcut if possible. * iconv/gconv_int.h (__BUILTIN_TRANSFORM): Renamed from __BUILTIN_TRANS. (__gconv_btwoc_ascii): New declaration. * iconv/gconv_simple.c (BUILTIN_TRANSFORMATION): Add BtowcFct argument. (__gconv_btwoc_ascii): New function. * iconv/gconv_builtin.h: Add BtowcFct argument to all BUILTIN_TRANSFORMATION invocations. * iconv/gconv_conf.c (BUILTIN_TRANSFORMATION): Add BtowcFct argument. * iconv/iconvconfig.c (BUILTIN_TRANSFORMATION): Likewise. * iconv/gconv_builtin.c (map): New field btowc_fct. (BUILTIN_TRANSFORMATION): Add BtowcFct argument. Use it to initialize btowc_fct field. (__gconv_get_builtin_trans): Initialize __btowc_fct field. * iconv/gconv_cache.c (find_module): Initialize __btowc_fct field. * iconv/gconv_db.c (gen_steps, increment_counter): Likewise. * wcsmbs/wcsmbsload.c (to_wc, to_mb): Likewise. * iconv/skeleton.c: Document STORE_REST and FROM_ONEBYTE. (gconv_init): Initialize __btowc_fct field. Undefine EXTRA_LOOP_ARGS and FROM_ONEBYTE at the end. * iconv/loop.c: Document ONEBYTE_BODY. (gconv_btowc, FROM_ONEBYTE): Define if ONEBYTE_BODY is defined. Undefine ONEBYTE_BODY at the end. * iconvdata/8bit-generic.c (ONEBYTE_BODY): New macro. * iconvdata/8bit-gap.c (NONNUL): New macro. (BODY for FROM_LOOP): Use it. (ONEBYTE_BODY): New macro. * iconvdata/isiri-3342.c (HAS_HOLES): Set to 1. (NONNUL): New macro. * iconvdata/ansi_x3.110.c (ONEBYTE_BODY): New macro. * iconvdata/armscii-8.c (ONEBYTE_BODY): New macro. * iconvdata/cp1255.c (ONEBYTE_BODY): New macro. * iconvdata/cp1258.c (ONEBYTE_BODY): New macro. * iconvdata/tcvn5712-1.c (ONEBYTE_BODY): New macro. * iconvdata/big5.c (ONEBYTE_BODY): New macro. * iconvdata/big5hkscs.c (ONEBYTE_BODY): New macro. * iconvdata/euc-cn.c (ONEBYTE_BODY): New macro. * iconvdata/euc-jp.c (ONEBYTE_BODY): New macro. * iconvdata/euc-jisx0213.c (ONEBYTE_BODY): New macro. * iconvdata/euc-kr.c (ONEBYTE_BODY): New macro. * iconvdata/euc-tw.c (ONEBYTE_BODY): New macro. * iconvdata/gbk.c (ONEBYTE_BODY): New macro. * iconvdata/gb18030.c (ONEBYTE_BODY): New macro. * iconvdata/ibm932.c: Include <stdbool.h>. (TRUE, FALSE): Remove macros. (BODY for FROM_LOOP): Remove unused variable rp1. (ONEBYTE_BODY): New macro. (BODY for TO_LOOP): Use bool. * iconvdata/ibm932.h (__ibm932sb_to_ucs4_idx): Remove array. * iconvdata/ibm943.c: Include <stdbool.h>. (TRUE, FALSE): Remove macros. (BODY for FROM_LOOP): Remove unused variable rp1. (ONEBYTE_BODY): New macro. (BODY for TO_LOOP): Use bool. * iconvdata/ibm943.h (__ibm943sb_to_ucs4_idx): Remove array. * iconvdata/iso8859-1.c (ONEBYTE_BODY): New macro. * iconvdata/iso_6937-2.c (ONEBYTE_BODY): New macro. * iconvdata/iso_6937.c (ONEBYTE_BODY): New macro. * iconvdata/johab.c (ONEBYTE_BODY): New macro. * iconvdata/sjis.c (ONEBYTE_BODY): New macro. * iconvdata/shift_jisx0213.c (ONEBYTE_BODY): New macro. * iconvdata/t.61.c (ONEBYTE_BODY): New macro. * iconvdata/uhc.c (ONEBYTE_BODY): New macro. * iconvdata/gbbig5.c: Tweak comment.
88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
/* Generic conversion to and from 8bit charsets.
|
|
Copyright (C) 1997-1999, 2000-2002 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
|
|
|
|
The GNU C 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 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C 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 the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <dlfcn.h>
|
|
|
|
#define FROM_LOOP from_generic
|
|
#define TO_LOOP to_generic
|
|
#define DEFINE_INIT 1
|
|
#define DEFINE_FINI 1
|
|
#define MIN_NEEDED_FROM 1
|
|
#define MIN_NEEDED_TO 4
|
|
|
|
|
|
/* First define the conversion function from the 8bit charset to UCS4. */
|
|
#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
|
|
#define MIN_NEEDED_OUTPUT MIN_NEEDED_TO
|
|
#define LOOPFCT FROM_LOOP
|
|
#define BODY \
|
|
{ \
|
|
uint32_t ch = to_ucs4[*inptr]; \
|
|
\
|
|
if (HAS_HOLES && __builtin_expect (ch == L'\0', 0) && *inptr != '\0') \
|
|
{ \
|
|
/* This is an illegal character. */ \
|
|
STANDARD_FROM_LOOP_ERR_HANDLER (1); \
|
|
} \
|
|
\
|
|
put32 (outptr, ch); \
|
|
outptr += 4; \
|
|
++inptr; \
|
|
}
|
|
#define LOOP_NEED_FLAGS
|
|
#define ONEBYTE_BODY \
|
|
{ \
|
|
uint32_t ch = to_ucs4[c]; \
|
|
\
|
|
if (HAS_HOLES && __builtin_expect (ch == L'\0', 0) && c != '\0') \
|
|
return WEOF; \
|
|
else \
|
|
return ch; \
|
|
}
|
|
#include <iconv/loop.c>
|
|
|
|
|
|
/* Next, define the other direction. */
|
|
#define MIN_NEEDED_INPUT MIN_NEEDED_TO
|
|
#define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM
|
|
#define LOOPFCT TO_LOOP
|
|
#define BODY \
|
|
{ \
|
|
uint32_t ch = get32 (inptr); \
|
|
\
|
|
if (__builtin_expect (ch >= sizeof (from_ucs4) / sizeof (from_ucs4[0]), 0)\
|
|
|| (__builtin_expect (from_ucs4[ch], '\1') == '\0' && ch != 0)) \
|
|
{ \
|
|
UNICODE_TAG_HANDLER (ch, 4); \
|
|
\
|
|
/* This is an illegal character. */ \
|
|
STANDARD_TO_LOOP_ERR_HANDLER (4); \
|
|
} \
|
|
\
|
|
*outptr++ = from_ucs4[ch]; \
|
|
inptr += 4; \
|
|
}
|
|
#define LOOP_NEED_FLAGS
|
|
#include <iconv/loop.c>
|
|
|
|
|
|
/* Now define the toplevel functions. */
|
|
#include <iconv/skeleton.c>
|