iconv_open2.h
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/*
* Copyright (C) 1999-2009 Free Software Foundation, Inc.
* This file is part of the GNU LIBICONV Library.
*
* The GNU LIBICONV 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 LIBICONV 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 LIBICONV Library; see the file COPYING.LIB.
* If not, see <http://www.gnu.org/licenses/>.
*/
/* Part 2 of iconv_open.
Input:
struct conv_struct * cd;
unsigned int from_index;
int from_wchar;
unsigned int to_index;
int to_wchar;
int transliterate;
int discard_ilseq;
Output: none.
Side effects: Fills cd.
*/
cd->iindex = from_index;
cd->ifuncs = all_encodings[from_index].ifuncs;
cd->oindex = to_index;
cd->ofuncs = all_encodings[to_index].ofuncs;
cd->oflags = all_encodings[to_index].oflags;
/* Initialize the loop functions. */
#if HAVE_MBRTOWC
if (to_wchar) {
#if HAVE_WCRTOMB
if (from_wchar) {
cd->lfuncs.loop_convert = wchar_id_loop_convert;
cd->lfuncs.loop_reset = wchar_id_loop_reset;
} else
#endif
{
cd->lfuncs.loop_convert = wchar_to_loop_convert;
cd->lfuncs.loop_reset = wchar_to_loop_reset;
}
} else
#endif
{
#if HAVE_WCRTOMB
if (from_wchar) {
cd->lfuncs.loop_convert = wchar_from_loop_convert;
cd->lfuncs.loop_reset = wchar_from_loop_reset;
} else
#endif
{
cd->lfuncs.loop_convert = unicode_loop_convert;
cd->lfuncs.loop_reset = unicode_loop_reset;
}
}
/* Initialize the states. */
memset(&cd->istate,'\0',sizeof(state_t));
memset(&cd->ostate,'\0',sizeof(state_t));
/* Initialize the operation flags. */
cd->transliterate = transliterate;
cd->discard_ilseq = discard_ilseq;
#ifndef LIBICONV_PLUG
cd->fallbacks.mb_to_uc_fallback = NULL;
cd->fallbacks.uc_to_mb_fallback = NULL;
cd->fallbacks.mb_to_wc_fallback = NULL;
cd->fallbacks.wc_to_mb_fallback = NULL;
cd->fallbacks.data = NULL;
cd->hooks.uc_hook = NULL;
cd->hooks.wc_hook = NULL;
cd->hooks.data = NULL;
#endif
/* Initialize additional fields. */
if (from_wchar != to_wchar) {
struct wchar_conv_struct * wcd = (struct wchar_conv_struct *) cd;
#if HAVE_WCRTOMB || HAVE_MBRTOWC
memset(&wcd->state,'\0',sizeof(mbstate_t));
#endif
}
/* Done. */