/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

#include <sal/config.h>

#include <rtl/textcvt.h>
#include <sal/types.h>

#include "convertsimple.hxx"
#include "handleundefinedunicodetotextchar.hxx"
#include "tenchelp.hxx"

#define IMPL_MAX_REPLACECHAR 5

namespace {

struct ImplReplaceCharData
{
    sal_uInt16      mnUniChar;
    sal_uInt16      mnReplaceChar;
};

ImplReplaceCharData const aImplRepCharTab[] =
{
  { 0x00A0, 0x0020 },   /* NO-BREAK-SPACE */
  { 0x00A1, 0x0021 },   /* INVERTED EXCLAMATION MARK */
  { 0x00B7, 0x0045 },   /* MIDDLE DOT */
  { 0x00BF, 0x003F },   /* INVERTED QUESTION MARK */
  { 0x00D7, 0x002A },   /* MULTIPLICATION SIGN */
  { 0x00F7, 0x002F },   /* DIVISION SIGN */
  { 0x2000, 0x0020 },   /* EN QUAD */
  { 0x2001, 0x0020 },   /* EM QUAD */
  { 0x2002, 0x0020 },   /* EN SPACE */
  { 0x2003, 0x0020 },   /* EM SPACE */
  { 0x2004, 0x0020 },   /* THREE-PER-EM SPACE */
  { 0x2005, 0x0020 },   /* FOUR-PER-EM SPACE */
  { 0x2006, 0x0020 },   /* SIX-PER-EM SPACE */
  { 0x2007, 0x0020 },   /* FIGURE SPACE */
  { 0x2008, 0x0020 },   /* PUNCTUATION SPACE */
  { 0x2009, 0x0020 },   /* THIN SPACE */
  { 0x200A, 0x0020 },   /* HAIR SPACE */
  { 0x2010, 0x002D },   /* HYPHEN */
  { 0x2011, 0x002D },   /* NON-BREAKING HYPHEN */
  { 0x2012, 0x002D },   /* FIGURE DASH */
  { 0x2013, 0x002D },   /* EN DASH */
  { 0x2014, 0x002D },   /* EM DASH */
  { 0x2015, 0x002D },   /* HORIZONTAL BAR */
  { 0x2018, 0x0027 },   /* LEFT SINGLE QUOTATION MARK */
  { 0x2019, 0x0027 },   /* RIGHT SINGLE QUOTATION MARK */
  { 0x201A, 0x002C },   /* SINGLE LOW-9 QUOTATION MARK */
  { 0x201B, 0x0027 },   /* SINGLE HIGH-RESERVED-9 QUOTATION MARK */
  { 0x201C, 0x0022 },   /* LEFT DOUBLE QUOTATION MARK */
  { 0x201D, 0x0022 },   /* RIGHT DOUBLE QUOTATION MARK */
  { 0x201E, 0x0022 },   /* DOUBLE LOW-9 QUOTATION MARK */
  { 0x201F, 0x0022 },   /* DOUBLE HIGH-RESERVED-9 QUOTATION MARK */
  { 0x2022, 0x002D },   /* BULLET */
  { 0x2023, 0x002D },   /* TRIANGULAR BULLET */
  { 0x2024, 0x002D },   /* ONE DOT LEADER */
  { 0x2027, 0x002D },   /* HYPHENATION POINT */
  { 0x2028, 0x000A },   /* LINE SEPARATOR */
  { 0x2029, 0x000D },   /* PARAGRAPH SEPARATOR */
  { 0x2032, 0x0027 },   /* PRIME */
  { 0x2033, 0x0022 },   /* DOUBLE PRIME */
  { 0x2035, 0x0027 },   /* RESERVED PRIME */
  { 0x2036, 0x0022 },   /* RESERVED DOUBLE PRIME */
  { 0x2039, 0x003C },   /* SINGLE LEFT-POINTING ANGLE QUOTATION MARK */
  { 0x203A, 0x003E },   /* SINGLE RIGHT-POINTING ANGLE QUOTATION MARK */
  { 0x2043, 0x002D },   /* HYPHEN BULLET */
  { 0x2044, 0x002F },   /* FRACTION SLASH */
  { 0x2160, 0x0049 },   /* ROMAN NUMERAL ONE */
  { 0x2164, 0x0056 },   /* ROMAN NUMERAL FIVE */
  { 0x2169, 0x0058 },   /* ROMAN NUMERAL TEN */
  { 0x216C, 0x004C },   /* ROMAN NUMERAL FIFTY */
  { 0x216D, 0x0043 },   /* ROMAN NUMERAL ONE HUNDRED */
  { 0x216E, 0x0044 },   /* ROMAN NUMERAL FIVE HUNDRED */
  { 0x216F, 0x004D },   /* ROMAN NUMERAL ONE THOUSAND */
  { 0x2170, 0x0069 },   /* SMALL ROMAN NUMERAL ONE */
  { 0x2174, 0x0076 },   /* SMALL ROMAN NUMERAL FIVE */
  { 0x2179, 0x0078 },   /* SMALL ROMAN NUMERAL TEN */
  { 0x217C, 0x006C },   /* SMALL ROMAN NUMERAL FIFTY */
  { 0x217D, 0x0063 },   /* SMALL ROMAN NUMERAL ONE HUNDRED */
  { 0x217E, 0x0064 },   /* SMALL ROMAN NUMERAL FIVE HUNDRED */
  { 0x217F, 0x006D },   /* SMALL ROMAN NUMERAL ONE THOUSAND */
  { 0x2215, 0x002F },   /* DIVISION SLASH */
  { 0x2217, 0x002A },   /* ASTERISK OPERATOR */
  { 0xFF00, 0x0020 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF01, 0x0021 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF02, 0x0022 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF03, 0x0023 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF04, 0x0024 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF05, 0x0025 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF06, 0x0026 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF07, 0x0027 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF08, 0x0028 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF09, 0x0029 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF0A, 0x002A },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF0B, 0x002B },   /* FULLWIDTH ASCII FORMS */
  { 0xFF0C, 0x002C },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF0D, 0x002D },   /* FULLWIDTH ASCII FORMS */
  { 0xFF0E, 0x002E },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF0F, 0x002F },   /* FULLWIDTH ASCII FORMS */
  { 0xFF10, 0x0030 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF11, 0x0031 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF12, 0x0032 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF13, 0x0033 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF14, 0x0034 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF15, 0x0035 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF16, 0x0036 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF17, 0x0037 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF18, 0x0038 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF19, 0x0039 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF1A, 0x003A },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF1B, 0x003B },   /* FULLWIDTH ASCII FORMS */
  { 0xFF1C, 0x003C },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF1D, 0x003D },   /* FULLWIDTH ASCII FORMS */
  { 0xFF1E, 0x003E },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF1F, 0x003F },   /* FULLWIDTH ASCII FORMS */
  { 0xFF20, 0x0040 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF21, 0x0041 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF22, 0x0042 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF23, 0x0043 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF24, 0x0044 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF25, 0x0045 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF26, 0x0046 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF27, 0x0047 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF28, 0x0048 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF29, 0x0049 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF2A, 0x004A },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF2B, 0x004B },   /* FULLWIDTH ASCII FORMS */
  { 0xFF2C, 0x004C },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF2D, 0x004D },   /* FULLWIDTH ASCII FORMS */
  { 0xFF2E, 0x004E },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF2F, 0x004F },   /* FULLWIDTH ASCII FORMS */
  { 0xFF30, 0x0050 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF31, 0x0051 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF32, 0x0052 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF33, 0x0053 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF34, 0x0054 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF35, 0x0055 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF36, 0x0056 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF37, 0x0057 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF38, 0x0058 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF39, 0x0059 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF3A, 0x005A },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF3B, 0x005B },   /* FULLWIDTH ASCII FORMS */
  { 0xFF3C, 0x005C },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF3D, 0x005D },   /* FULLWIDTH ASCII FORMS */
  { 0xFF3E, 0x005E },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF3F, 0x005F },   /* FULLWIDTH ASCII FORMS */
  { 0xFF40, 0x0060 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF41, 0x0061 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF42, 0x0062 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF43, 0x0063 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF44, 0x0064 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF45, 0x0065 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF46, 0x0066 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF47, 0x0067 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF48, 0x0068 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF49, 0x0069 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF4A, 0x006A },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF4B, 0x006B },   /* FULLWIDTH ASCII FORMS */
  { 0xFF4C, 0x006C },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF4D, 0x006D },   /* FULLWIDTH ASCII FORMS */
  { 0xFF4E, 0x006E },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF4F, 0x006F },   /* FULLWIDTH ASCII FORMS */
  { 0xFF50, 0x0070 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF51, 0x0071 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF52, 0x0072 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF53, 0x0073 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF54, 0x0074 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF55, 0x0075 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF56, 0x0076 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF57, 0x0077 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF58, 0x0078 },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF59, 0x0079 },   /* FULLWIDTH ASCII FORMS */
  { 0xFF5A, 0x007A },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF5B, 0x007B },   /* FULLWIDTH ASCII FORMS */
  { 0xFF5C, 0x007C },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF5D, 0x007D },   /* FULLWIDTH ASCII FORMS */
  { 0xFF5E, 0x007E },   /* FULLWIDTH ASCII FORMS*/
  { 0xFF5F, 0x007F },   /* FULLWIDTH ASCII FORMS */
  { 0xFF61, 0x3002 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF62, 0x300C },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF63, 0x300D },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF64, 0x3001 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF65, 0x30FB },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF66, 0x30F2 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF67, 0x30A1 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF68, 0x30A3 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF69, 0x30A5 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF6A, 0x30A7 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF6B, 0x30A9 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF6C, 0x30E3 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF6D, 0x30E5 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF6E, 0x30E7 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF6F, 0x30C3 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF70, 0x30FC },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF71, 0x30A2 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF72, 0x30A4 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF73, 0x30A6 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF74, 0x30A8 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF75, 0x30AA },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF76, 0x30AB },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF77, 0x30AD },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF78, 0x30AF },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF79, 0x30B1 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF7A, 0x30B3 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF7B, 0x30B5 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF7C, 0x30B7 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF7D, 0x30B9 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF7E, 0x30BB },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF7F, 0x30BD },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF80, 0x30BF },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF81, 0x30C1 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF82, 0x30C4 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF83, 0x30C6 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF84, 0x30C8 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF85, 0x30CA },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF86, 0x30CB },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF87, 0x30CC },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF88, 0x30CD },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF89, 0x30CE },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF8A, 0x30CF },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF8B, 0x30D2 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF8C, 0x30D5 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF8D, 0x30D8 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF8E, 0x30DB },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF8F, 0x30DE },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF90, 0x30DF },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF91, 0x30E0 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF92, 0x30E1 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF93, 0x30E2 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF94, 0x30E4 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF95, 0x30E6 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF96, 0x30E8 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF97, 0x30E9 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF98, 0x30EA },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF99, 0x30EB },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF9A, 0x30EC },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF9B, 0x30ED },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF9C, 0x30EF },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF9D, 0x30F3 },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF9E, 0x309B },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFF9F, 0x309C },   /* HALFWIDTH KATAKANA FORMS */
  { 0xFFA0, 0x3164 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA1, 0x3131 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA2, 0x3132 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA3, 0x3133 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA4, 0x3134 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA5, 0x3135 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA6, 0x3136 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA7, 0x3137 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA8, 0x3138 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFA9, 0x3139 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFAA, 0x313A },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFAB, 0x313B },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFAC, 0x313C },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFAD, 0x313D },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFAE, 0x313E },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFAF, 0x313F },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB0, 0x3140 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB1, 0x3141 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB2, 0x3142 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB3, 0x3143 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB4, 0x3144 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB5, 0x3145 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB6, 0x3146 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB7, 0x3147 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB8, 0x3148 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFB9, 0x3149 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFBA, 0x314A },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFBB, 0x314B },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFBC, 0x314C },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFBD, 0x314D },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFBE, 0x314E },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFC2, 0x314F },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFC3, 0x3150 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFC4, 0x3151 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFC5, 0x3152 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFC6, 0x3153 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFC7, 0x3154 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFCA, 0x3155 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFCB, 0x3156 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFCC, 0x3157 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFCD, 0x3158 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFCE, 0x3159 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFCF, 0x315A },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFD2, 0x315B },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFD3, 0x315C },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFD4, 0x315D },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFD5, 0x315E },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFD6, 0x315F },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFD7, 0x3160 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFDA, 0x3161 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFDB, 0x3162 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFDC, 0x3163 },   /* HALFWIDTH HANGUL FORMS */
  { 0xFFE0, 0x00A2 },   /* FULLWIDTH CENT SIGN */
  { 0xFFE1, 0x00A3 },   /* FULLWIDTH POUND SIGN */
  { 0xFFE2, 0x00AC },   /* FULLWIDTH NOT SIGN */
  { 0xFFE3, 0x00AF },   /* FULLWIDTH MACRON */
  { 0xFFE4, 0x00A6 },   /* FULLWIDTH BROKEN BAR */
  { 0xFFE5, 0x00A5 },   /* FULLWIDTH YEN SIGN */
  { 0xFFE6, 0x20A9 },   /* FULLWIDTH WON SIGN */
  { 0xFFE8, 0x2502 },   /* HALFWIDTH FORMS LIGHT VERTICAL */
  { 0xFFE9, 0x2190 },   /* HALFWIDTH LEFTWARDS ARROW */
  { 0xFFEA, 0x2191 },   /* HALFWIDTH UPWARDS ARROW */
  { 0xFFEB, 0x2192 },   /* HALFWIDTH RIGHTWARDS ARROW */
  { 0xFFEC, 0x2193 },   /* HALFWIDTH DOWNWARDS ARROW */
  { 0xFFED, 0x25A0 },   /* HALFWIDTH BLACK SQUARE */
  { 0xFFEE, 0x25CB },   /* HALFWIDTH WHITE CIRCLE */
  { 0xFFFD, 0x003F }    /* REPLACEMENT CHARACTER */
};

sal_uInt16 ImplGetReplaceChar( sal_Unicode c )
{
    sal_uInt16                  nLow;
    sal_uInt16                  nHigh;
    sal_uInt16                  nMid;
    sal_uInt16                  nCompareChar;
    const ImplReplaceCharData*  pCharData;

    nLow = 0;
    nHigh = SAL_N_ELEMENTS( aImplRepCharTab ) - 1;
    do
    {
        nMid = (nLow+nHigh)/2;
        pCharData = aImplRepCharTab+nMid;
        nCompareChar = pCharData->mnUniChar;
        if ( c < nCompareChar )
        {
            if ( !nMid )
                break;
            nHigh = nMid-1;
        }
        else
        {
            if ( c > nCompareChar )
                nLow = nMid+1;
            else
                return pCharData->mnReplaceChar;
        }
    }
    while ( nLow <= nHigh );

    return 0;
}

struct ImplReplaceCharStrData
{
    sal_uInt16      mnUniChar;
    sal_uInt16      maReplaceChars[IMPL_MAX_REPLACECHAR];
};

ImplReplaceCharStrData const aImplRepCharStrTab[] =
{
  { 0x00A9, { 0x0028, 0x0063, 0x0029, 0x0000, 0x0000  } },  /* COPYRIGHT SIGN */
  { 0x00AB, { 0x003C, 0x003C, 0x0000, 0x0000, 0x0000  } },  /* LEFT-POINTING-DOUBLE ANGLE QUOTATION MARK */
  { 0x0AE0, { 0x0028, 0x0072, 0x0029, 0x0000, 0x0000  } },  /* REGISTERED SIGN */
  { 0x00BB, { 0x003E, 0x003E, 0x0000, 0x0000, 0x0000  } },  /* RIGHT-POINTING-DOUBLE ANGLE QUOTATION MARK */
  { 0x00BC, { 0x0031, 0x002F, 0x0034, 0x0000, 0x0000  } },  /* VULGAR FRACTION ONE QUARTER */
  { 0x00BD, { 0x0031, 0x002F, 0x0032, 0x0000, 0x0000  } },  /* VULGAR FRACTION ONE HALF */
  { 0x00BE, { 0x0033, 0x002F, 0x0034, 0x0000, 0x0000  } },  /* VULGAR FRACTION THREE QUARTERS */
  { 0x00C6, { 0x0041, 0x0045, 0x0000, 0x0000, 0x0000  } },  /* LATIN CAPITAL LETTER AE */
  { 0x00E6, { 0x0061, 0x0065, 0x0000, 0x0000, 0x0000  } },  /* LATIN SMALL LETTER AE */
  { 0x0152, { 0x004F, 0x0045, 0x0000, 0x0000, 0x0000  } },  /* LATIN CAPITAL LIGATURE OE */
  { 0x0153, { 0x006F, 0x0065, 0x0000, 0x0000, 0x0000  } },  /* LATIN SMALL LIGATURE OE */
  { 0x2025, { 0x002E, 0x002E, 0x0000, 0x0000, 0x0000  } },  /* TWO DOT LEADER */
  { 0x2026, { 0x002E, 0x002E, 0x002E, 0x0000, 0x0000  } },  /* HORIZONTAL ELLIPSES */
  { 0x2034, { 0x0027, 0x0027, 0x0027, 0x0000, 0x0000  } },  /* TRIPLE PRIME */
  { 0x2037, { 0x0027, 0x0027, 0x0027, 0x0000, 0x0000  } },  /* REVERSED TRIPLE PRIME */
  { 0x20AC, { 0x0045, 0x0055, 0x0052, 0x0000, 0x0000  } },  /* EURO SIGN */
  { 0x2122, { 0x0028, 0x0074, 0x006D, 0x0029, 0x0000  } },  /* TRADE MARK SIGN */
  { 0x2153, { 0x0031, 0x002F, 0x0033, 0x0000, 0x0000  } },  /* VULGAR FRACTION ONE THIRD */
  { 0x2154, { 0x0032, 0x002F, 0x0033, 0x0000, 0x0000  } },  /* VULGAR FRACTION TWO THIRD */
  { 0x2155, { 0x0031, 0x002F, 0x0035, 0x0000, 0x0000  } },  /* VULGAR FRACTION ONE FIFTH */
  { 0x2156, { 0x0032, 0x002F, 0x0035, 0x0000, 0x0000  } },  /* VULGAR FRACTION TWO FIFTH */
  { 0x2157, { 0x0033, 0x002F, 0x0035, 0x0000, 0x0000  } },  /* VULGAR FRACTION THREE FIFTH */
  { 0x2158, { 0x0034, 0x002F, 0x0035, 0x0000, 0x0000  } },  /* VULGAR FRACTION FOUR FIFTH */
  { 0x2159, { 0x0031, 0x002F, 0x0036, 0x0000, 0x0000  } },  /* VULGAR FRACTION ONE SIXTH */
  { 0x215A, { 0x0035, 0x002F, 0x0036, 0x0000, 0x0000  } },  /* VULGAR FRACTION FIVE SIXTH */
  { 0x215B, { 0x0031, 0x002F, 0x0038, 0x0000, 0x0000  } },  /* VULGAR FRACTION ONE EIGHTH */
  { 0x215C, { 0x0033, 0x002F, 0x0038, 0x0000, 0x0000  } },  /* VULGAR FRACTION THREE EIGHTH */
  { 0x215D, { 0x0035, 0x002F, 0x0038, 0x0000, 0x0000  } },  /* VULGAR FRACTION FIVE EIGHTH */
  { 0x215E, { 0x0037, 0x002F, 0x0038, 0x0000, 0x0000  } },  /* VULGAR FRACTION SEVEN EIGHTH */
  { 0x215F, { 0x0031, 0x002F, 0x0000, 0x0000, 0x0000  } },  /* FRACTION NUMERATOR ONE */
  { 0x2161, { 0x0049, 0x0049, 0x0000, 0x0000, 0x0000  } },  /* ROMAN NUMERAL TWO */
  { 0x2162, { 0x0049, 0x0049, 0x0049, 0x0000, 0x0000  } },  /* ROMAN NUMERAL THREE */
  { 0x2163, { 0x0049, 0x0056, 0x0000, 0x0000, 0x0000  } },  /* ROMAN NUMERAL FOUR */
  { 0x2165, { 0x0056, 0x0049, 0x0000, 0x0000, 0x0000  } },  /* ROMAN NUMERAL SIX */
  { 0x2166, { 0x0056, 0x0049, 0x0049, 0x0000, 0x0000  } },  /* ROMAN NUMERAL SEVEN */
  { 0x2168, { 0x0056, 0x0049, 0x0049, 0x0049, 0x0000  } },  /* ROMAN NUMERAL EIGHT */
  { 0x2169, { 0x0049, 0x0058, 0x0000, 0x0000, 0x0000  } },  /* ROMAN NUMERAL NINE */
  { 0x216A, { 0x0058, 0x0049, 0x0000, 0x0000, 0x0000  } },  /* ROMAN NUMERAL ELEVEN */
  { 0x216B, { 0x0058, 0x0049, 0x0049, 0x0000, 0x0000  } },  /* ROMAN NUMERAL TWELVE */
  { 0x2171, { 0x0069, 0x0069, 0x0000, 0x0000, 0x0000  } },  /* SMALL ROMAN NUMERAL TWO */
  { 0x2172, { 0x0069, 0x0069, 0x0069, 0x0000, 0x0000  } },  /* SMALL ROMAN NUMERAL THREE */
  { 0x2173, { 0x0069, 0x0076, 0x0000, 0x0000, 0x0000  } },  /* SMALL ROMAN NUMERAL FOUR */
  { 0x2175, { 0x0076, 0x0069, 0x0000, 0x0000, 0x0000  } },  /* SMALL ROMAN NUMERAL SIX */
  { 0x2176, { 0x0076, 0x0069, 0x0069, 0x0000, 0x0000  } },  /* SMALL ROMAN NUMERAL SEVEN */
  { 0x2178, { 0x0076, 0x0069, 0x0069, 0x0069, 0x0000  } },  /* SMALL ROMAN NUMERAL EIGHT */
  { 0x2179, { 0x0069, 0x0078, 0x0000, 0x0000, 0x0000  } },  /* SMALL ROMAN NUMERAL NINE */
  { 0x217A, { 0x0078, 0x0069, 0x0000, 0x0000, 0x0000  } },  /* SMALL ROMAN NUMERAL ELEVEN */
  { 0x217B, { 0x0058, 0x0069, 0x0069, 0x0000, 0x0000  } }   /* SMALL ROMAN NUMERAL TWELVE */
};

const sal_uInt16* ImplGetReplaceString( sal_Unicode c )
{
    sal_uInt16                      nLow;
    sal_uInt16                      nHigh;
    sal_uInt16                      nMid;
    sal_uInt16                      nCompareChar;
    const ImplReplaceCharStrData*   pCharData;

    nLow = 0;
    nHigh = SAL_N_ELEMENTS( aImplRepCharStrTab ) - 1;
    do
    {
        nMid = (nLow+nHigh)/2;
        pCharData = aImplRepCharStrTab+nMid;
        nCompareChar = pCharData->mnUniChar;
        if ( c < nCompareChar )
        {
            if ( !nMid )
                break;
            nHigh = nMid-1;
        }
        else
        {
            if ( c > nCompareChar )
                nLow = nMid+1;
            else
                return pCharData->maReplaceChars;
        }
    }
    while ( nLow <= nHigh );

    return nullptr;
}

// Writes 0--2 characters to dest:
int ImplConvertUnicodeCharToChar(
    const ImplByteConvertData* pConvertData, sal_Unicode c, char * dest )
{
    const ImplUniCharTabData*   pToCharExTab;

    if ( c < 0x80 )
    {
        dest[0] = static_cast< char >(c);
        return 1;
    }
    if ( (c >= pConvertData->mnToCharStart1) && (c <= pConvertData->mnToCharEnd1) )
    {
        dest[0] = static_cast< char >(pConvertData->mpToCharTab1[c-pConvertData->mnToCharStart1]);
        if ( dest[0] != 0 )
            return 1;
    }
    else if ( (c >= pConvertData->mnToCharStart2) && (c <= pConvertData->mnToCharEnd2) )
    {
        dest[0] = static_cast< char >(pConvertData->mpToCharTab2[c-pConvertData->mnToCharStart2]);
        if ( dest[0] != 0 )
            return 1;
    }
    pToCharExTab = pConvertData->mpToCharExTab;
    if ( pToCharExTab )
    {
        sal_uInt16                  nLow;
        sal_uInt16                  nHigh;
        sal_uInt16                  nMid;
        sal_uInt16                  nCompareChar;
        const ImplUniCharTabData*   pCharExData;

        nLow = 0;
        nHigh = pConvertData->mnToCharExCount-1;
        do
        {
            nMid = (nLow+nHigh)/2;
            pCharExData = pToCharExTab+nMid;
            nCompareChar = pCharExData->mnUniChar;
            if ( c < nCompareChar )
            {
                if ( !nMid )
                    break;
                nHigh = nMid-1;
            }
            else
            {
                if ( c > nCompareChar )
                    nLow = nMid+1;
                else
                {
                    dest[0] = static_cast< char >(pCharExData->mnChar);
                    if ( pCharExData->mnChar2 == 0 )
                        return 1;
                    dest[1] = static_cast< char >(pCharExData->mnChar2);
                    return 2;
                }
            }
        }
        while ( nLow <= nHigh );
    }
    return 0;
}

}

sal_Size sal::detail::textenc::convertCharToUnicode(
    void const * pData, SAL_UNUSED_PARAMETER void *, char const * pSrcBuf,
    sal_Size nSrcBytes, sal_Unicode * pDestBuf, sal_Size nDestChars,
    sal_uInt32 nFlags, sal_uInt32 * pInfo, sal_Size * pSrcCvtBytes)
{
    sal_Unicode                 cConv;
    const ImplByteConvertData*  pConvertData = static_cast<const ImplByteConvertData*>(pData);
    sal_Unicode*                pEndDestBuf;
    const char*             pEndSrcBuf;

    *pInfo = 0;
    pEndDestBuf = pDestBuf+nDestChars;
    pEndSrcBuf  = pSrcBuf+nSrcBytes;
    while ( pSrcBuf < pEndSrcBuf )
    {
        unsigned char c = static_cast<unsigned char>(*pSrcBuf);
        if ( c < 0x80 )
            cConv = c;
        else
        {
            if ( (c >= pConvertData->mnToUniStart1) && (c <= pConvertData->mnToUniEnd1) )
                cConv = pConvertData->mpToUniTab1[c-pConvertData->mnToUniStart1];
            else if ( (c >= pConvertData->mnToUniStart2) && (c <= pConvertData->mnToUniEnd2) )
                cConv = pConvertData->mpToUniTab2[c-pConvertData->mnToUniStart2];
            else
                cConv = 0;
            if ( !cConv )
            {
                *pInfo |= RTL_TEXTTOUNICODE_INFO_UNDEFINED;
                if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_ERROR )
                {
                    if ((nFlags & RTL_TEXTTOUNICODE_FLAGS_FLUSH) == 0) {
                        ++pSrcBuf;
                    }
                    *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR;
                    break;
                }
                if ( (nFlags & RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_MASK) == RTL_TEXTTOUNICODE_FLAGS_UNDEFINED_IGNORE )
                {
                    pSrcBuf++;
                    continue;
                }
                cConv = ImplGetUndefinedUnicodeChar(c, nFlags);
            }
        }

        if ( pDestBuf == pEndDestBuf )
        {
            *pInfo |= RTL_TEXTTOUNICODE_INFO_ERROR | RTL_TEXTTOUNICODE_INFO_DESTBUFFERTOOSMALL;
            break;
        }

        *pDestBuf = cConv;
        pDestBuf++;
        pSrcBuf++;
    }

    *pSrcCvtBytes = nSrcBytes - (pEndSrcBuf-pSrcBuf);
    return (nDestChars - (pEndDestBuf-pDestBuf));
}

sal_Size sal::detail::textenc::convertUnicodeToChar(
    void const * pData, SAL_UNUSED_PARAMETER void *,
    sal_Unicode const * pSrcBuf, sal_Size nSrcChars, char * pDestBuf,
    sal_Size nDestBytes, sal_uInt32 nFlags, sal_uInt32 * pInfo,
    sal_Size * pSrcCvtChars)
{
    sal_Unicode                 c;
    const ImplByteConvertData*  pConvertData = static_cast<const ImplByteConvertData*>(pData);
    char*                   pEndDestBuf;
    const sal_Unicode*          pEndSrcBuf;
    int                         i;
    int                         n;
    sal_uInt16                  cTemp;
    char                    aTempBuf[IMPL_MAX_REPLACECHAR+2];
    const sal_uInt16*           pReplace;

    *pInfo = 0;
    pEndDestBuf = pDestBuf+nDestBytes;
    pEndSrcBuf  = pSrcBuf+nSrcChars;
    while ( pSrcBuf < pEndSrcBuf )
    {
        c = *pSrcBuf;
        if ( c < 0x80 )
        {
            aTempBuf[0] = static_cast< char >(c);
            n = 1;
        }
        else
        {
            n = ImplConvertUnicodeCharToChar( pConvertData, c, aTempBuf );

            if ( n == 0 )
            {
                if ( nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACE )
                {
                    cTemp = ImplGetReplaceChar( c );
                    if ( cTemp )
                        n = ImplConvertUnicodeCharToChar(
                            pConvertData, cTemp, aTempBuf );
                }

                if ( n == 0 )
                {
                    if ( nFlags & RTL_UNICODETOTEXT_FLAGS_UNDEFINED_REPLACESTR )
                    {
                        pReplace = ImplGetReplaceString( c );
                        if ( pReplace )
                        {
                            while ( *pReplace && (n < IMPL_MAX_REPLACECHAR) )
                            {
                                i = ImplConvertUnicodeCharToChar(
                                    pConvertData, *pReplace, aTempBuf + n );
                                if ( i == 0 )
                                {
                                    n = 0;
                                    break;
                                }
                                pReplace++;
                                n += i;
                            }
                        }
                    }

                    /* Handle undefined and surrogates characters */
                    /* (all surrogates characters are undefined) */
                    if ( n == 0 )
                    {
                        if (sal::detail::textenc::handleUndefinedUnicodeToTextChar(
                                &pSrcBuf, pEndSrcBuf, &pDestBuf, pEndDestBuf,
                                nFlags, pInfo))
                            continue;
                        break;
                    }
                }
            }
        }

        if ( pEndDestBuf - pDestBuf < n )
        {
            *pInfo |= RTL_UNICODETOTEXT_INFO_ERROR | RTL_UNICODETOTEXT_INFO_DESTBUFFERTOSMALL;
            break;
        }

        for ( i = 0; i < n; ++i )
            *pDestBuf++ = aTempBuf[i];
        pSrcBuf++;
    }

    *pSrcCvtChars = nSrcChars - (pEndSrcBuf-pSrcBuf);
    return (nDestBytes - (pEndDestBuf-pDestBuf));
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
