thodg/libiconv/lib/iconv_open2.h

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• Hash : e54fc9c1
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  Date : 2018-09-17T18:28:56
  

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• lib/iconv_open2.h

• /*
   * 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 <https://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. */
  

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