1 | // |
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2 | // Windows1252Encoding.cpp |
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3 | // |
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4 | // $Id: //poco/1.3/Foundation/src/Windows1252Encoding.cpp#6 $ |
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5 | // |
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6 | // Library: Foundation |
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7 | // Package: Text |
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8 | // Module: Windows1252Encoding |
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9 | // |
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10 | // Copyright (c) 2005-2007, Applied Informatics Software Engineering GmbH. |
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11 | // and Contributors. |
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12 | // |
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13 | // Permission is hereby granted, free of charge, to any person or organization |
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14 | // obtaining a copy of the software and accompanying documentation covered by |
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15 | // this license (the "Software") to use, reproduce, display, distribute, |
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16 | // execute, and transmit the Software, and to prepare derivative works of the |
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17 | // Software, and to permit third-parties to whom the Software is furnished to |
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18 | // do so, all subject to the following: |
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19 | // |
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20 | // The copyright notices in the Software and this entire statement, including |
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21 | // the above license grant, this restriction and the following disclaimer, |
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22 | // must be included in all copies of the Software, in whole or in part, and |
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23 | // all derivative works of the Software, unless such copies or derivative |
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24 | // works are solely in the form of machine-executable object code generated by |
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25 | // a source language processor. |
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26 | // |
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27 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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28 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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29 | // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT |
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30 | // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE |
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31 | // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, |
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32 | // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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33 | // DEALINGS IN THE SOFTWARE. |
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34 | // |
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35 | |
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36 | |
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37 | #include <Poco/Windows1252Encoding.h> |
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38 | #include <Poco/String.h> |
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39 | #include <map> |
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40 | |
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41 | |
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42 | namespace Poco { |
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43 | |
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44 | |
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45 | const char* Windows1252Encoding::_names[] = |
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46 | { |
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47 | "Windows-1252", |
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48 | "CP1252", |
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49 | NULL |
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50 | }; |
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51 | |
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52 | |
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53 | const TextEncoding::CharacterMap Windows1252Encoding::_charMap = |
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54 | { |
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55 | /* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f */ |
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56 | /* 00 */ 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007, 0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f, |
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57 | /* 10 */ 0x0010, 0x0011, 0x0012, 0x0013, 0x0014, 0x0015, 0x0016, 0x0017, 0x0018, 0x0019, 0x001a, 0x001b, 0x001c, 0x001d, 0x001e, 0x001f, |
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58 | /* 20 */ 0x0020, 0x0021, 0x0022, 0x0023, 0x0024, 0x0025, 0x0026, 0x0027, 0x0028, 0x0029, 0x002a, 0x002b, 0x002c, 0x002d, 0x002e, 0x002f, |
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59 | /* 30 */ 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037, 0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e, 0x003f, |
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60 | /* 40 */ 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047, 0x0048, 0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f, |
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61 | /* 50 */ 0x0050, 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058, 0x0059, 0x005a, 0x005b, 0x005c, 0x005d, 0x005e, 0x005f, |
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62 | /* 60 */ 0x0060, 0x0061, 0x0062, 0x0063, 0x0064, 0x0065, 0x0066, 0x0067, 0x0068, 0x0069, 0x006a, 0x006b, 0x006c, 0x006d, 0x006e, 0x006f, |
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63 | /* 70 */ 0x0070, 0x0071, 0x0072, 0x0073, 0x0074, 0x0075, 0x0076, 0x0077, 0x0078, 0x0079, 0x007a, 0x007b, 0x007c, 0x007d, 0x007e, 0x007f, |
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64 | /* 80 */ 0x20AC, 0x0081, 0x201A, 0x0192, 0x201e, 0x2026, 0x2020, 0x2021, 0x02c6, 0x2030, 0x0160, 0x2039, 0x0152, 0x008d, 0x017d, 0x008f, |
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65 | /* 90 */ 0x0090, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014, 0x02dc, 0x2122, 0x0161, 0x203a, 0x0153, 0x009d, 0x017e, 0x0178, |
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66 | /* a0 */ 0x00a0, 0x00a1, 0x00a2, 0x00a3, 0x00a4, 0x00a5, 0x00a6, 0x00a7, 0x00a8, 0x00a9, 0x00aa, 0x00ab, 0x00ac, 0x00ad, 0x00ae, 0x00af, |
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67 | /* b0 */ 0x00b0, 0x00b1, 0x00b2, 0x00b3, 0x00b4, 0x00b5, 0x00b6, 0x00b7, 0x00b8, 0x00b9, 0x00ba, 0x00bb, 0x00bc, 0x00bd, 0x00be, 0x00bf, |
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68 | /* c0 */ 0x00c0, 0x00c1, 0x00c2, 0x00c3, 0x00c4, 0x00c5, 0x00c6, 0x00c7, 0x00c8, 0x00c9, 0x00ca, 0x00cb, 0x00cc, 0x00cd, 0x00ce, 0x00cf, |
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69 | /* d0 */ 0x00d0, 0x00d1, 0x00d2, 0x00d3, 0x00d4, 0x00d5, 0x00d6, 0x00d7, 0x00d8, 0x00d9, 0x00da, 0x00db, 0x00dc, 0x00dd, 0x00de, 0x00df, |
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70 | /* e0 */ 0x00e0, 0x00e1, 0x00e2, 0x00e3, 0x00e4, 0x00e5, 0x00e6, 0x00e7, 0x00e8, 0x00e9, 0x00ea, 0x00eb, 0x00ec, 0x00ed, 0x00ee, 0x00ef, |
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71 | /* f0 */ 0x00f0, 0x00f1, 0x00f2, 0x00f3, 0x00f4, 0x00f5, 0x00f6, 0x00f7, 0x00f8, 0x00f9, 0x00fa, 0x00fb, 0x00fc, 0x00fd, 0x00fe, 0x00ff, |
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72 | }; |
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73 | |
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74 | |
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75 | Windows1252Encoding::Windows1252Encoding() |
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76 | { |
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77 | } |
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78 | |
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79 | |
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80 | Windows1252Encoding::~Windows1252Encoding() |
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81 | { |
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82 | } |
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83 | |
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84 | |
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85 | const char* Windows1252Encoding::canonicalName() const |
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86 | { |
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87 | return _names[0]; |
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88 | } |
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89 | |
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90 | |
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91 | bool Windows1252Encoding::isA(const std::string& encodingName) const |
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92 | { |
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93 | for (const char** name = _names; *name; ++name) |
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94 | { |
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95 | if (Poco::icompare(encodingName, *name) == 0) |
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96 | return true; |
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97 | } |
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98 | return false; |
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99 | } |
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100 | |
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101 | |
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102 | const TextEncoding::CharacterMap& Windows1252Encoding::characterMap() const |
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103 | { |
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104 | return _charMap; |
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105 | } |
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106 | |
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107 | |
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108 | int Windows1252Encoding::convert(const unsigned char* bytes) const |
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109 | { |
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110 | return _charMap[*bytes]; |
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111 | } |
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112 | |
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113 | |
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114 | int Windows1252Encoding::convert(int ch, unsigned char* bytes, int length) const |
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115 | { |
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116 | if (ch >= 0 && ch <= 255 && _charMap[ch] == ch) |
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117 | { |
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118 | if (bytes && length >= 1) |
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119 | *bytes = ch; |
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120 | return 1; |
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121 | } |
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122 | else switch (ch) |
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123 | { |
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124 | case 0x20ac: if (bytes && length >= 1) *bytes = 0x80; return 1; |
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125 | case 0x201a: if (bytes && length >= 1) *bytes = 0x82; return 1; |
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126 | case 0x0192: if (bytes && length >= 1) *bytes = 0x83; return 1; |
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127 | case 0x201e: if (bytes && length >= 1) *bytes = 0x84; return 1; |
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128 | case 0x2026: if (bytes && length >= 1) *bytes = 0x85; return 1; |
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129 | case 0x2020: if (bytes && length >= 1) *bytes = 0x86; return 1; |
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130 | case 0x2021: if (bytes && length >= 1) *bytes = 0x87; return 1; |
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131 | case 0x02c6: if (bytes && length >= 1) *bytes = 0x88; return 1; |
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132 | case 0x2030: if (bytes && length >= 1) *bytes = 0x89; return 1; |
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133 | case 0x0160: if (bytes && length >= 1) *bytes = 0x8a; return 1; |
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134 | case 0x2039: if (bytes && length >= 1) *bytes = 0x8b; return 1; |
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135 | case 0x0152: if (bytes && length >= 1) *bytes = 0x8c; return 1; |
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136 | case 0x017d: if (bytes && length >= 1) *bytes = 0x8e; return 1; |
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137 | case 0x2018: if (bytes && length >= 1) *bytes = 0x91; return 1; |
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138 | case 0x2019: if (bytes && length >= 1) *bytes = 0x92; return 1; |
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139 | case 0x201c: if (bytes && length >= 1) *bytes = 0x93; return 1; |
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140 | case 0x201d: if (bytes && length >= 1) *bytes = 0x94; return 1; |
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141 | case 0x2022: if (bytes && length >= 1) *bytes = 0x95; return 1; |
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142 | case 0x2013: if (bytes && length >= 1) *bytes = 0x96; return 1; |
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143 | case 0x2014: if (bytes && length >= 1) *bytes = 0x97; return 1; |
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144 | case 0x02dc: if (bytes && length >= 1) *bytes = 0x98; return 1; |
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145 | case 0x2122: if (bytes && length >= 1) *bytes = 0x99; return 1; |
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146 | case 0x0161: if (bytes && length >= 1) *bytes = 0x9a; return 1; |
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147 | case 0x203a: if (bytes && length >= 1) *bytes = 0x9b; return 1; |
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148 | case 0x0153: if (bytes && length >= 1) *bytes = 0x9c; return 1; |
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149 | case 0x017e: if (bytes && length >= 1) *bytes = 0x9e; return 1; |
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150 | case 0x0178: if (bytes && length >= 1) *bytes = 0x9f; return 1; |
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151 | default: return 0; |
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152 | } |
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153 | } |
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154 | |
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155 | |
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156 | int Windows1252Encoding::queryConvert(const unsigned char* bytes, int length) const |
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157 | { |
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158 | if (1 <= length) |
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159 | return _charMap[*bytes]; |
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160 | else |
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161 | return -1; |
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162 | } |
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163 | |
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164 | |
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165 | int Windows1252Encoding::sequenceLength(const unsigned char* bytes, int length) const |
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166 | { |
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167 | return 1; |
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168 | } |
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169 | |
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170 | |
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171 | } // namespace Poco |
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