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2002-05-12 Bruno Haible <bruno@clisp.org> * iconvdata/testdata/EUC-JISX0213: New file. * iconvdata/testdata/EUC-JISX0213..UTF8: New file. * iconvdata/testdata/SHIFT_JISX0213: New file. * iconvdata/testdata/SHIFT_JISX0213..UTF8: New file. * iconvdata/testdata/ISO-2022-JP-3: New file. * iconvdata/testdata/ISO-2022-JP-3..UTF8: New file. * iconvdata/TESTS: Add EUC-JISX0213, SHIFT_JISX0213, ISO-2022-JP-3. * iconvdata/run-iconv-test.sh: Skip the charmap test if the charmap contains comments indicating precomposed characters. 2002-04-21 Bruno Haible <bruno@clisp.org> * iconvdata/iso-2022-jp-3.c: New file. * iconvdata/gconv-modules (ISO-2022-JP-3): New module. * iconvdata/Makefile (modules): Add ISO-2022-JP-3. (LDFLAGS-ISO-2022-JP-3.so): New variable. (ISO-2022-JP-3.so): Depend on libJIS.so and libJISX0213.so. (distribute): Add iso-2022-jp-3.c. 2002-05-12 Bruno Haible <bruno@clisp.org> * iconvdata/tst-table-to.c (main): Restore handling of transliterations, broken by last patch. 2002-05-12 Bruno Haible <bruno@clisp.org> * iconvdata/TESTS: Add IBM922, IBM1124, IBM1129. 2002-05-12 Bruno Haible <bruno@clisp.org> * iconvdata/euc-jisx0213.c (BODY for FROM_LOOP): Don't advance inptr when there is not enough room in the output buffer. * iconvdata/shift_jisx0213.c (BODY for FROM_LOOP): Likewise. 2002-04-20 Bruno Haible <bruno@clisp.org> * iconv/skeleton.c ({FROM,TO}_LOOP_{MIN,MAX}_NEEDED_{FROM,TO}): New macros. (RESET_INPUT_BUFFER): Use them instead of {MIN,MAX}_NEEDED_{FROM,TO}. Also make this macro work if FROM_DIRECTION evaluates to 0. (gconv_init): Use the new macros instead of {MIN,MAX}_NEEDED_{FROM,TO}. (FUNCTION_NAME): Likewise, in the handling of unaligned accesses and of consume_incomplete. * iconvdata/cp1255.c: Define {FROM,TO}_LOOP_{MIN,MAX}_NEEDED_{FROM,TO} instead of {MIN,MAX}_NEEDED_{FROM,TO}. Set FROM_LOOP_MAX_NEEDED_TO to 4, not 8. * iconvdata/cp1258.c: Likewise. * iconvdata/ibm930.c: Define {FROM,TO}_LOOP_{MIN,MAX}_NEEDED_{FROM,TO} instead of {MIN,MAX}_NEEDED_{FROM,TO}. Set TO_LOOP_MAX_NEEDED_TO to 3, not 2. * iconvdata/ibm933.c: Likewise. * iconvdata/ibm935.c: Likewise. * iconvdata/ibm937.c: Likewise. * iconvdata/ibm939.c: Likewise. * iconvdata/iso-2022-cn.c: Define {FROM,TO}_LOOP_{MIN,MAX}_NEEDED_{FROM,TO} instead of {MIN,MAX}_NEEDED_{FROM,TO}. Set TO_LOOP_MAX_NEEDED_TO to 6, not 4. * iconvdata/iso-2022-cn-ext.c: Likewise. * iconvdata/iso-2022-jp.c: Define {FROM,TO}_LOOP_{MIN,MAX}_NEEDED_{FROM,TO} instead of {MIN,MAX}_NEEDED_{FROM,TO}. * iconvdata/tcvn5712-1.c: Define {FROM,TO}_LOOP_{MIN,MAX}_NEEDED_{FROM,TO} instead of {MIN,MAX}_NEEDED_{FROM,TO}. Set FROM_LOOP_MAX_NEEDED_FROM to 1, not 2. * iconvdata/euc-jisx0213.c: Define {FROM,TO}_LOOP_{MIN,MAX}_NEEDED_{FROM,TO} instead of {MIN,MAX}_NEEDED_{FROM,TO}. Set FROM_LOOP_MAX_NEEDED_TO to 8, not 4. * iconvdata/shift_jisx0213.c: Likewise. 2002-05-14 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> * sysdeps/powerpc/Makefile (sysdeps_routines): Add divdi3, cmpdi2, shdi3, fixdfdi, fixsfdi in csu dir. (shared-only-routines): Likewise. * sysdeps/wordsize-32/cmpdi2.c: New file. * sysdeps/wordsize-32/shdi3.c: New file. * sysdeps/wordsize-32/fixdfdi.c: New file. * sysdeps/wordsize-32/fixsfdi.c: New file. * sysdeps/powerpc/Versions (__divdi3, __moddi3, __udivdi3, __umoddi3, __ashldi3, __ashrdi3, __lshrdi3, __cmpdi2, __ucmpdi2, __fixdfdi, __fixsfdi, __fixunsdfdi, __fixunssfdi): Export at GLIBC_2.0. * sysdeps/unix/sysv/linux/semctl.c (__old_semctl, __new_semctl): Only use va_arg if the argument will be used [PR libc/3259]. 2002-05-06 Michael A. Schmidt <mmaass@us.ibm.com> * catgets/catgets.c (catopen): Free buffer if internal catalog open fails. 2002-05-14 Ulrich Drepper <drepper@redhat.com> * debug/xtrace.sh: Make more robust. For realtime tracking use non-buffering methods. * debug/pcprofiledump.c: Implement -u option. Patch by Roger Luethi <rl@hellgate.ch>.
302 lines
9.9 KiB
C
302 lines
9.9 KiB
C
/* Conversion to and from IBM939.
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Copyright (C) 2000-2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Masahide Washizawa <washi@yamato.ibm.co.jp>, 2000.
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The GNU C 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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The GNU C 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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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <dlfcn.h>
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#include <stdint.h>
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#include <wchar.h>
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#include <byteswap.h>
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#include "ibm939.h"
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/* The shift sequences for this charset (it does not use ESC). */
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#define SI 0x0F /* Shift In, host code to turn DBCS off. */
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#define SO 0x0E /* Shift Out, host code to turn DBCS on. */
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/* Definitions used in the body of the `gconv' function. */
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#define CHARSET_NAME "IBM939//"
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#define FROM_LOOP from_ibm939
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#define TO_LOOP to_ibm939
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#define FROM_LOOP_MIN_NEEDED_FROM 1
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#define FROM_LOOP_MAX_NEEDED_FROM 2
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#define FROM_LOOP_MIN_NEEDED_TO 4
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#define FROM_LOOP_MAX_NEEDED_TO 4
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#define TO_LOOP_MIN_NEEDED_FROM 4
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#define TO_LOOP_MAX_NEEDED_FROM 4
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#define TO_LOOP_MIN_NEEDED_TO 1
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#define TO_LOOP_MAX_NEEDED_TO 3
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#define PREPARE_LOOP \
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int save_curcs; \
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int *curcsp = &data->__statep->__count;
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#define EXTRA_LOOP_ARGS , curcsp
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/* Definitions of initialization and destructor function. */
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#define DEFINE_INIT 1
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#define DEFINE_FINI 1
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/* Since this is a stateful encoding we have to provide code which resets
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the output state to the initial state. This has to be done during the
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flushing. */
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#define EMIT_SHIFT_TO_INIT \
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if ((data->__statep->__count & ~7) != sb) \
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{ \
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if (FROM_DIRECTION) \
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data->__statep->__count &= 7; \
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else \
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{ \
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/* We are not in the initial state. To switch back we have \
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to emit `SI'. */ \
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if (__builtin_expect (outbuf >= outend, 0)) \
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/* We don't have enough room in the output buffer. */ \
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status = __GCONV_FULL_OUTPUT; \
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else \
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{ \
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/* Write out the shift sequence. */ \
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*outbuf++ = SI; \
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data->__statep->__count &= 7; \
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} \
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} \
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}
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/* Since we might have to reset input pointer we must be able to save
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and retore the state. */
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#define SAVE_RESET_STATE(Save) \
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if (Save) \
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save_curcs = *curcsp; \
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else \
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*curcsp = save_curcs
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/* Current codeset type. */
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enum
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{
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sb = 0,
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db = 64
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};
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/* First, define the conversion function from IBM-939 to UCS4. */
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#define MIN_NEEDED_INPUT FROM_LOOP_MIN_NEEDED_FROM
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#define MAX_NEEDED_INPUT FROM_LOOP_MAX_NEEDED_FROM
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#define MIN_NEEDED_OUTPUT FROM_LOOP_MIN_NEEDED_TO
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#define MAX_NEEDED_OUTPUT FROM_LOOP_MAX_NEEDED_TO
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#define LOOPFCT FROM_LOOP
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#define BODY \
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{ \
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uint32_t ch = *inptr; \
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uint32_t res; \
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\
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if (__builtin_expect (ch, 0) == SO) \
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{ \
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/* Shift OUT, change to DBCS converter. */ \
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if (curcs == db) \
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{ \
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result = __GCONV_ILLEGAL_INPUT; \
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break; \
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} \
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curcs = db; \
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++inptr; \
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continue; \
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} \
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else if (__builtin_expect (ch, 0) == SI) \
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{ \
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/* Shift IN, change to SBCS converter. */ \
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if (curcs == sb) \
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{ \
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result = __GCONV_ILLEGAL_INPUT; \
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break; \
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} \
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curcs = sb; \
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++inptr; \
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continue; \
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} \
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\
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if (curcs == sb) \
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{ \
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/* Use the IBM939 table for single byte. */ \
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res = __ibm939sb_to_ucs4[ch]; \
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if (__builtin_expect (res, L'\1') == L'\0' && ch != '\0') \
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{ \
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/* This is an illegal character. */ \
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if (! ignore_errors_p ()) \
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{ \
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result = __GCONV_ILLEGAL_INPUT; \
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break; \
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} \
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++*irreversible; \
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} \
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else \
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{ \
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put32 (outptr, res); \
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outptr += 4; \
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} \
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++inptr; \
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} \
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else \
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{ \
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/* Use the IBM939 table for double byte. */ \
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const struct gap *rp2 = __ibm939db_to_ucs4_idx; \
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\
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assert (curcs == db); \
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\
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if (__builtin_expect (inptr + 1 >= inend, 0)) \
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{ \
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/* The second character is not available. Store the \
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intermediate result. */ \
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result = __GCONV_INCOMPLETE_INPUT; \
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break; \
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} \
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\
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ch = (ch * 0x100) + inptr[1]; \
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while (ch > rp2->end) \
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++rp2; \
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\
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if (__builtin_expect (rp2 == NULL, 0) \
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|| __builtin_expect (ch < rp2->start, 0) \
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|| (res = __ibm939db_to_ucs4[ch + rp2->idx], \
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__builtin_expect (res, L'\1') == L'\0' && ch != '\0')) \
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{ \
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/* This is an illegal character. */ \
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if (! ignore_errors_p ()) \
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{ \
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result = __GCONV_ILLEGAL_INPUT; \
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break; \
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} \
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++*irreversible; \
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} \
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else \
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{ \
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put32 (outptr, res); \
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outptr += 4; \
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} \
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inptr += 2; \
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} \
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}
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#define LOOP_NEED_FLAGS
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#define EXTRA_LOOP_DECLS , int *curcsp
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#define INIT_PARAMS int curcs = *curcsp & ~7
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#define UPDATE_PARAMS *curcsp = curcs
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#include <iconv/loop.c>
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/* Next, define the other direction */
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#define MIN_NEEDED_INPUT TO_LOOP_MIN_NEEDED_FROM
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#define MAX_NEEDED_INPUT TO_LOOP_MAX_NEEDED_FROM
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#define MIN_NEEDED_OUTPUT TO_LOOP_MIN_NEEDED_TO
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#define MAX_NEEDED_OUTPUT TO_LOOP_MAX_NEEDED_TO
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#define LOOPFCT TO_LOOP
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#define BODY \
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{ \
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uint32_t ch = get32 (inptr); \
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const struct gap *rp1 = __ucs4_to_ibm939sb_idx; \
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const struct gap *rp2 = __ucs4_to_ibm939db_idx; \
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const char *cp; \
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\
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if (__builtin_expect (ch >= 0xffff, 0)) \
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{ \
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UNICODE_TAG_HANDLER (ch, 4); \
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rp1 = NULL; \
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rp2 = NULL; \
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} \
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else \
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while (ch > rp1->end) \
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++rp1; \
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\
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/* Use the UCS4 table for single byte. */ \
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if (__builtin_expect (rp1 == NULL, 0) \
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|| __builtin_expect (ch < rp1->start, 0) \
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|| (cp = __ucs4_to_ibm939sb[ch + rp1->idx], \
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__builtin_expect (cp[0], L'\1') == L'\0' && ch != '\0')) \
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{ \
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/* Use the UCS4 table for double byte. */ \
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while (ch > rp2->end) \
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++rp2; \
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\
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if (__builtin_expect (rp2 == NULL, 0) \
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|| __builtin_expect (ch < rp2->start, 0) \
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|| (cp = __ucs4_to_ibm939db[ch + rp2->idx], \
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__builtin_expect (cp[0], L'\1')==L'\0' && ch != '\0')) \
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{ \
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/* This is an illegal character. */ \
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if (! ignore_errors_p ()) \
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{ \
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result = __GCONV_ILLEGAL_INPUT; \
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break; \
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} \
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++*irreversible; \
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} \
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else \
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{ \
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if (curcs == sb) \
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{ \
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if (__builtin_expect (outptr + 1 > outend, 0)) \
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{ \
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result = __GCONV_FULL_OUTPUT; \
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break; \
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} \
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*outptr++ = SO; \
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curcs = db; \
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} \
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\
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if (__builtin_expect (outptr + 2 > outend, 0)) \
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{ \
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result = __GCONV_FULL_OUTPUT; \
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break; \
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} \
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*outptr++ = cp[0]; \
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*outptr++ = cp[1]; \
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} \
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} \
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else \
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{ \
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if (curcs == db) \
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{ \
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if (__builtin_expect (outptr + 1 > outend, 0)) \
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{ \
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result = __GCONV_FULL_OUTPUT; \
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break; \
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} \
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*outptr++ = SI; \
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} \
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\
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if (__builtin_expect (outptr + 1 > outend, 0)) \
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{ \
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result = __GCONV_FULL_OUTPUT; \
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break; \
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} \
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if (ch == 0x7e) \
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*outptr++ = 0xa0; \
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else if (ch == 0x5c) \
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*outptr++ = 0xb2; \
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else \
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*outptr++ = cp[0]; \
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curcs = sb; \
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} \
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\
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/* Now that we wrote the output increment the input pointer. */ \
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inptr += 4; \
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}
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#define LOOP_NEED_FLAGS
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#define EXTRA_LOOP_DECLS , int *curcsp
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#define INIT_PARAMS int curcs = *curcsp & ~7
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#define UPDATE_PARAMS *curcsp = curcs
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#include <iconv/loop.c>
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/* Now define the toplevel functions. */
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#include <iconv/skeleton.c>
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