glibc/iconv/gconv.c
Ulrich Drepper 5ad49c0707 Update.
1998-06-18 16:40  Ulrich Drepper  <drepper@cygnus.com>

	* libc.map: Add _dl_profile_map, _dl_profile_output, _dl_start_profile,
	_dl_mcount, _dl_mcount_wrapper.
	* elf/Makefile (routines): Add dl-profstub.
	* elf/dl-profstub.c: New file.
	* elf/dl-support.c: Don't define _dl_profile_map.
	* elf/rtld.c: Likewise.
	* elf/dlfcn.h: Define DL_CALL_FCT macro.
	* elf/ldsodefs.h: Declare _dl_profile_output, _dl_mcount_wrapper.
	Define _CALL_DL_FCT.
	* iconv/gconv.c: Use _CALL_DL_FCT to call function from dynamically
	loaded object.
	* iconv/gconv_db.c: Likewise.
	* iconv/skeleton.c: Likewise.
	* nss/getXXbyYY_r.c: Likewise.
	* nss/getXXent_r.c: Likewise.
	* nss/nsswitch.c: Likewise.
1998-06-18 16:51:12 +00:00

70 lines
2.1 KiB
C

/* Convert characters in input buffer using conversion descriptor to
output buffer.
Copyright (C) 1997, 1998 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 <assert.h>
#include <gconv.h>
#include <sys/param.h>
#include <elf/ldsodefs.h>
int
internal_function
__gconv (gconv_t cd, const char **inbuf, const char *inbufend, char **outbuf,
char *outbufend, size_t *converted)
{
size_t last_step = cd->nsteps - 1;
int result;
if (cd == (gconv_t) -1L)
return GCONV_ILLEGAL_DESCRIPTOR;
assert (converted != NULL);
*converted = 0;
if (inbuf == NULL || *inbuf == NULL)
/* We just flush. */
result = _CALL_DL_FCT (cd->steps->fct,
(cd->steps, cd->data, NULL, NULL, converted, 1));
else
{
const char *last_start;
assert (outbuf != NULL && *outbuf != NULL);
cd->data[last_step].outbuf = *outbuf;
cd->data[last_step].outbufend = outbufend;
do
{
last_start = *inbuf;
result = _CALL_DL_FCT (cd->steps->fct,
(cd->steps, cd->data, inbuf, inbufend,
converted, 0));
}
while (result == GCONV_EMPTY_INPUT && last_start != *inbuf
&& *inbuf + cd->steps->min_needed_from <= inbufend);
}
if (outbuf != NULL && *outbuf != NULL)
*outbuf = cd->data[last_step].outbuf;
return result;
}