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Annotation of embedaddon/libiconv/lib/iconv_open2.h, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 1999-2009 Free Software Foundation, Inc.
        !             3:  * This file is part of the GNU LIBICONV Library.
        !             4:  *
        !             5:  * The GNU LIBICONV Library is free software; you can redistribute it
        !             6:  * and/or modify it under the terms of the GNU Library General Public
        !             7:  * License as published by the Free Software Foundation; either version 2
        !             8:  * of the License, or (at your option) any later version.
        !             9:  *
        !            10:  * The GNU LIBICONV Library is distributed in the hope that it will be
        !            11:  * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            12:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        !            13:  * Library General Public License for more details.
        !            14:  *
        !            15:  * You should have received a copy of the GNU Library General Public
        !            16:  * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
        !            17:  * If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
        !            18:  * Fifth Floor, Boston, MA 02110-1301, USA.
        !            19:  */
        !            20: 
        !            21: /* Part 2 of iconv_open.
        !            22:    Input:
        !            23:      struct conv_struct * cd;
        !            24:      unsigned int from_index;
        !            25:      int from_wchar;
        !            26:      unsigned int to_index;
        !            27:      int to_wchar;
        !            28:      int transliterate;
        !            29:      int discard_ilseq;
        !            30:    Output: none.
        !            31:    Side effects: Fills cd.
        !            32:  */
        !            33: 
        !            34:   cd->iindex = from_index;
        !            35:   cd->ifuncs = all_encodings[from_index].ifuncs;
        !            36:   cd->oindex = to_index;
        !            37:   cd->ofuncs = all_encodings[to_index].ofuncs;
        !            38:   cd->oflags = all_encodings[to_index].oflags;
        !            39:   /* Initialize the loop functions. */
        !            40: #if HAVE_MBRTOWC
        !            41:   if (to_wchar) {
        !            42: #if HAVE_WCRTOMB
        !            43:     if (from_wchar) {
        !            44:       cd->lfuncs.loop_convert = wchar_id_loop_convert;
        !            45:       cd->lfuncs.loop_reset = wchar_id_loop_reset;
        !            46:     } else
        !            47: #endif
        !            48:     {
        !            49:       cd->lfuncs.loop_convert = wchar_to_loop_convert;
        !            50:       cd->lfuncs.loop_reset = wchar_to_loop_reset;
        !            51:     }
        !            52:   } else
        !            53: #endif
        !            54:   {
        !            55: #if HAVE_WCRTOMB
        !            56:     if (from_wchar) {
        !            57:       cd->lfuncs.loop_convert = wchar_from_loop_convert;
        !            58:       cd->lfuncs.loop_reset = wchar_from_loop_reset;
        !            59:     } else
        !            60: #endif
        !            61:     {
        !            62:       cd->lfuncs.loop_convert = unicode_loop_convert;
        !            63:       cd->lfuncs.loop_reset = unicode_loop_reset;
        !            64:     }
        !            65:   }
        !            66:   /* Initialize the states. */
        !            67:   memset(&cd->istate,'\0',sizeof(state_t));
        !            68:   memset(&cd->ostate,'\0',sizeof(state_t));
        !            69:   /* Initialize the operation flags. */
        !            70:   cd->transliterate = transliterate;
        !            71:   cd->discard_ilseq = discard_ilseq;
        !            72:   #ifndef LIBICONV_PLUG
        !            73:   cd->fallbacks.mb_to_uc_fallback = NULL;
        !            74:   cd->fallbacks.uc_to_mb_fallback = NULL;
        !            75:   cd->fallbacks.mb_to_wc_fallback = NULL;
        !            76:   cd->fallbacks.wc_to_mb_fallback = NULL;
        !            77:   cd->fallbacks.data = NULL;
        !            78:   cd->hooks.uc_hook = NULL;
        !            79:   cd->hooks.wc_hook = NULL;
        !            80:   cd->hooks.data = NULL;
        !            81:   #endif
        !            82:   /* Initialize additional fields. */
        !            83:   if (from_wchar != to_wchar) {
        !            84:     struct wchar_conv_struct * wcd = (struct wchar_conv_struct *) cd;
        !            85: #if HAVE_WCRTOMB || HAVE_MBRTOWC
        !            86:     memset(&wcd->state,'\0',sizeof(mbstate_t));
        !            87: #endif
        !            88:   }
        !            89:   /* Done. */