glibc/iconvdata/8bit-generic.c
Ulrich Drepper 04be94a87d Update.
1997-12-01 17:27  Ulrich Drepper  <drepper@cygnus.com>

	* Makefile (subdirs): Add iconvdata and localedata.

	* iconv/gconv.h: Define UNKNOWN_10646_CHAR as error value.

	* iconv/gconv_conf.c (read_conf_file): Little optimization.

	* iconvdata/8bit-gap.c: New file.
	* iconvdata/8bit-generic.c: Renamed from ...
	* iconvdata/iso8859-generic.c: ...this.
	* iconvdata/configure: Removed.
	* iconvdata/Makefile: Add new modules and better rules.
	* iconvdata/iso6937.c: Minor bug fixes.
	* iconvdata/iso8859-1.c: Likewise.
	* iconvdata/t61.c: Likewise.
	* iconvdata/iso8859-2.c: Change to use 8bit-generic.c.
	Minor bug fixes.
	* iconvdata/iso8859-3.c: Likewise.
	* iconvdata/iso8859-4.c: Likewise.
	* iconvdata/iso8859-5.c: Likewise.
	* iconvdata/iso8859-6.c: Likewise.
	* iconvdata/iso8859-7.c: Likewise.
	* iconvdata/iso8859-8.c: Likewise.
	* iconvdata/iso8859-9.c: Likewise.
	* iconvdata/iso8859-10.c: Likewise.
	* iconvdata/ebcdic-at-de-a.c: New file.
	* iconvdata/ebcdic-at-de.c: New file.
	* iconvdata/ebcdic-ca-fr.c: New file.
	* iconvdata/hp-roman8.c: New file.
	* iconvdata/koi-8.c: New file.
	* iconvdata/koi8-r.c: New file.
	* iconvdata/koi8-h.c: New file.
	* iconvdata/latin-greek-1.c: New file.
	* iconvdata/latin-greek-1.h: New file.
	* iconvdata/latin-greek.c: New file.
	* iconvdata/latin-greek.h: New file.
	* iconvdata/jis0201.c: New file.
	* iconvdata/jis0201.h: New file.
	* iconvdata/jis0208.c: New file.
	* iconvdata/jis0208.h: New file.
	* iconvdata/jis0212.c: New file.
	* iconvdata/jis0212.h: New file.
	* iconvdata/sjis.c: New file.
	* iconvdata/gap.pl: New file.  Script to generate table header.
	* iconvdata/gaptab.pl: New file.
	* iconvdata/gconv-modules: Add info about new modules.

	* locale/programs/charmap.c: Also examine alias names given in charmap
	files.

	* localedata/*: Add to here from add-on.  We need the information
	to generate tables for iconv.

	Update from db-2.3.14.
	* db2/Makefile: Updated.
	* db2/config.h: Likewise.
	* db2/db.h: Likewise.
	* db2/db_int.h: Likewise.
	* db2/btree/bt_cursor.c: Likewise.
	* db2/btree/bt_delete.c: Likewise.
	* db2/btree/bt_put.c: Likewise.
	* db2/btree/bt_search.c: Likewise.
	* db2/btree/bt_split.c: Likewise.
	* db2/btree/btree_auto.c: Likewise.
	* db2/common/db_appinit.c: Likewise.
	* db2/common/db_apprec.c: Likewise.
	* db2/common/db_err.c: Likewise.
	* db2/common/db_region.c: Likewise.
	* db2/db/db_auto.c: Likewise.
	* db2/db/db_dispatch.c: Likewise.
	* db2/db/db_ret.c: Likewise.
	* db2/dbm/dbm.c: Likewise.
	* db2/hash/hash_auto.c: Likewise.
	* db2/include/btree_ext.h: Likewise.
	* db2/include/common_ext.h: Likewise.
	* db2/include/db.h.src: Likewise.
	* db2/include/db_cxx.h: Likewise.
	* db2/include/db_ext.h: Likewise.
	* db2/include/db_int.h.src: Likewise.
	* db2/include/lock.h: Likewise.
	* db2/include/log.h: Likewise.
	* db2/include/mp.h: Likewise.
	* db2/include/mp_ext.h: Likewise.
	* db2/include/os_ext.h: Likewise.
	* db2/include/os_func.h: Likewise.
	* db2/lock/lock.c: Likewise.
	* db2/lock/lock_deadlock.c: Likewise.
	* db2/log/log.c: Likewise.
	* db2/log/log_archive.c: Likewise.
	* db2/log/log_auto.c: Likewise.
	* db2/log/log_get.c: Likewise.
	* db2/log/log_put.c: Likewise.
	* db2/mp/mp_bh.c: Likewise.
	* db2/mp/mp_fget.c: Likewise.
	* db2/mp/mp_fopen.c: Likewise.
	* db2/mp/mp_fput.c: Likewise.
	* db2/mp/mp_fset.c: Likewise.
	* db2/mp/mp_open.c: Likewise.
	* db2/mp/mp_pr.c: Likewise.
	* db2/mp/mp_region.c: Likewise.
	* db2/mp/mp_sync.c: Likewise.
	* db2/mutex/README: Likewise.
	* db2/mutex/mutex.c: Likewise.
	* db2/os/os_open.c: Likewise.
	* db2/os/os_func.c: Removed.
	* db2/os/os_config.c: New file.
	* db2/os/os_spin.c: New file.
	* db2/txn/txn.c: Likewise.
	* db2/txn/txn_auto.c: Likewise.

1997-11-30 06:01  Ulrich Drepper  <drepper@cygnus.com>

	* posix/sys/wait.h (__WAIT_INT): Don't use complex version with
	__typeof for C++ since this fails for class members.
	Reported by Neal Becker <neal@ctd.comsat.com>.

1997-11-28 11:21  Zack Weinberg  <zack@rabi.phys.columbia.edu>

	* configure.in: Check for a working makeinfo (3.11 or better).
	* config.make.in: Add MAKEINFO to be substituted.
	* manual/Makefile: Don't update info if makeinfo is too old.

1997-11-30 05:21  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/alpha/setjmp.S: Define _ASM and _SETJMP_H to get definitions.
	* sysdeps/alpha/__longjmp.S: Likewise.
	* sysdeps/unix/sysv/linux/alpha/kernel_termios.h: Include <termios.h>
	not <bits/termios.h>.

	* sysdeps/unix/sysv/linux/alpha/syscalls.list: Define syscall as
	__llseek and make llseek and lseek64 weak aliases.
	* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list: Likewise.
	Patches by a sun <asun@zoology.washington.edu>.

1997-11-29 19:19  Zack Weinberg  <zack@rabi.phys.columbia.edu>

	* misc/sys/syslog.h: Delete KERNEL preprocessor conditional.
	* sysdeps/unix/sysv/linux/powerpc/bits/termios.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/termios.h: Likewise.
	* misc/sys/syslog.h: Clean up BSD header.

1997-11-29  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/unix/sysv/linux/bits/in.h: Add changes from Linux 2.1.67.

	* sysdeps/libm-ieee754/s_ctan.c (__ctan): Raise invalid exception
	for ctan(+-inf,x).
	* sysdeps/libm-ieee754/s_ctanl.c (__ctanl): Likewise.
	* sysdeps/libm-ieee754/s_ctanf.c (__ctanf): Likewise.

	* math/libm-test.c (csqrt_test): Add tests for cabs, carg, ctan,
	csqrt (-1), ctanh(i*pi/4).

1997-11-26  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/generic/bits/confname.h: Fix comma in enumerator.

1997-11-28 13:28  Philip Blundell  <Philip.Blundell@pobox.com>

	* sysdeps/unix/sysv/linux/net/if_arp.h: Add more ARPHRD_ constants.

1997-11-26  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* wcsmbs/wcrtomb.c (__wcrtomb): Remove unused variable fake.

1997-11-26 21:28  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/posix/getcwd.c (GETCWD_STORYGE_CLASS): Remove definition
	and use.  Define GETCWD_RETURN_TYPE instead and use it.
	* sysdeps/unix/sysv/linux/getcwd.c: Define GETCWD_RETURN_TYPE instead
	of GETCWD_STORYGE_CLASS and put the return type and the
	`internal_function' in the right order for gcc 2.7.2.

1997-11-26  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/unix/sysv/linux/sys/module.h: Remove file.  It's
	incompatible with Linux 2.1.x.  Packages using modules
	(e.g. modutils) should/do provide their own version.  Suggested by
	Richard Henderson.

	* sysdeps/unix/sysv/linux/Dist: Remove sys/module.h.

	* sysdeps/unix/sysv/linux/Makefile (sysdep_headers)
	[$(subdir)=socket]: Remove sys/module.h.

	* libio/stdio.h: Correct comment of sys_nerr/sys_errlist.
1997-12-01 17:16:22 +00:00

229 lines
5.4 KiB
C

/* Generic conversion to and from 8bit charsets.
Copyright (C) 1997 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <gconv.h>
#include <stdlib.h>
#include <string.h>
/* Direction of the transformation. */
enum direction
{
illegal,
to_8bit,
from_8bit
};
struct s_8bit_data
{
enum direction dir;
};
int
gconv_init (struct gconv_step *step, struct gconv_step_data *data)
{
/* Determine which direction. */
struct s_8bit_data *new_data;
enum direction dir;
int result;
if (__strcasestr (step->from_name, NAME) != NULL)
dir = from_8bit;
else if (__strcasestr (step->to_name, NAME) != NULL)
dir = to_8bit;
else
dir = illegal;
result = GCONV_NOCONV;
if (dir != illegal
&& ((new_data
= (struct s_8bit_data *) malloc (sizeof (struct s_8bit_data)))
!= NULL))
{
new_data->dir = dir;
data->data = new_data;
result = GCONV_OK;
}
return result;
}
void
gconv_end (struct gconv_step_data *data)
{
free (data->data);
}
int
gconv (struct gconv_step *step, struct gconv_step_data *data,
const char *inbuf, size_t *inbufsize, size_t *written, int do_flush)
{
struct gconv_step *next_step = step + 1;
struct gconv_step_data *next_data = data + 1;
gconv_fct fct = next_step->fct;
size_t do_write;
int result;
/* If the function is called with no input this means we have to reset
to the initial state. The possibly partly converted input is
dropped. */
if (do_flush)
{
do_write = 0;
/* Call the steps down the chain if there are any. */
if (data->is_last)
result = GCONV_OK;
else
{
struct gconv_step *next_step = step + 1;
struct gconv_step_data *next_data = data + 1;
result = (*fct) (next_step, next_data, NULL, 0, written, 1);
/* Clear output buffer. */
data->outbufavail = 0;
}
}
else
{
enum direction dir = ((struct s_8bit_data *) data->data)->dir;
do_write = 0;
do
{
result = GCONV_OK;
if (dir == from_8bit)
{
size_t inchars = *inbufsize;
size_t outwchars = data->outbufavail;
char *outbuf = data->outbuf;
size_t cnt = 0;
while (cnt < inchars
&& (outwchars + sizeof (wchar_t) <= data->outbufsize))
{
wchar_t ch = to_ucs4[(unsigned int) inbuf[cnt]];
if (ch == L'\0' && inbuf[cnt] != '\0')
{
/* This is an illegal character. */
result = GCONV_ILLEGAL_INPUT;
break;
}
*((wchar_t *) (outbuf + outwchars)) = ch;
++do_write;
outwchars += sizeof (wchar_t);
++cnt;
}
*inbufsize -= cnt;
data->outbufavail = outwchars;
}
else
{
size_t inwchars = *inbufsize;
size_t outchars = data->outbufavail;
char *outbuf = data->outbuf;
size_t cnt = 0;
while (inwchars >= cnt + sizeof (wchar_t)
&& outchars < data->outbufsize)
{
int ch = *((wchar_t *) (inbuf + cnt));
if (ch >= sizeof (from_ucs4) / sizeof (from_ucs4[0])
|| ch < 0 || (from_ucs4[ch] == '\0' && ch != 0))
break;
outbuf[outchars] = from_ucs4[ch];
++do_write;
++outchars;
cnt += sizeof (wchar_t);
}
*inbufsize -= cnt;
data->outbufavail = outchars;
if (outchars < data->outbufsize)
{
/* If there is still room in the output buffer something
is wrong with the input. */
if (inwchars >= cnt + sizeof (wchar_t))
{
/* An error occurred. */
result = GCONV_ILLEGAL_INPUT;
break;
}
if (inwchars != cnt)
{
/* There are some unprocessed bytes at the end of the
input buffer. */
result = GCONV_INCOMPLETE_INPUT;
break;
}
}
}
if (result != GCONV_OK)
break;
if (data->is_last)
{
/* This is the last step. */
result = (*inbufsize > (dir == from_8bit
? 0 : sizeof (wchar_t) - 1)
? GCONV_FULL_OUTPUT : GCONV_EMPTY_INPUT);
break;
}
/* Status so far. */
result = GCONV_EMPTY_INPUT;
if (data->outbufavail > 0)
{
/* Call the functions below in the chain. */
size_t newavail = data->outbufavail;
result = (*fct) (next_step, next_data, data->outbuf, &newavail,
written, 0);
/* Correct the output buffer. */
if (newavail != data->outbufavail && newavail > 0)
{
memmove (data->outbuf,
&data->outbuf[data->outbufavail - newavail],
newavail);
data->outbufavail = newavail;
}
}
}
while (*inbufsize > 0 && result == GCONV_EMPTY_INPUT);
}
if (written != NULL && data->is_last)
*written = do_write;
return result;
}