1//
2// Windows1252Encoding.cpp
3//
4// Library: Foundation
5// Package: Text
6// Module: Windows1252Encoding
7//
8// Copyright (c) 2005-2007, Applied Informatics Software Engineering GmbH.
9// and Contributors.
10//
11// SPDX-License-Identifier: BSL-1.0
12//
13
14
15#include "Poco/Windows1252Encoding.h"
16#include "Poco/String.h"
17#include <map>
18
19
20namespace Poco {
21
22
23const char* Windows1252Encoding::_names[] =
24{
25 "windows-1252",
26 "Windows-1252",
27 "cp1252",
28 "CP1252",
29 NULL
30};
31
32
33const TextEncoding::CharacterMap Windows1252Encoding::_charMap =
34{
35 /* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f */
36 /* 00 */ 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007, 0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f,
37 /* 10 */ 0x0010, 0x0011, 0x0012, 0x0013, 0x0014, 0x0015, 0x0016, 0x0017, 0x0018, 0x0019, 0x001a, 0x001b, 0x001c, 0x001d, 0x001e, 0x001f,
38 /* 20 */ 0x0020, 0x0021, 0x0022, 0x0023, 0x0024, 0x0025, 0x0026, 0x0027, 0x0028, 0x0029, 0x002a, 0x002b, 0x002c, 0x002d, 0x002e, 0x002f,
39 /* 30 */ 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037, 0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e, 0x003f,
40 /* 40 */ 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047, 0x0048, 0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f,
41 /* 50 */ 0x0050, 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058, 0x0059, 0x005a, 0x005b, 0x005c, 0x005d, 0x005e, 0x005f,
42 /* 60 */ 0x0060, 0x0061, 0x0062, 0x0063, 0x0064, 0x0065, 0x0066, 0x0067, 0x0068, 0x0069, 0x006a, 0x006b, 0x006c, 0x006d, 0x006e, 0x006f,
43 /* 70 */ 0x0070, 0x0071, 0x0072, 0x0073, 0x0074, 0x0075, 0x0076, 0x0077, 0x0078, 0x0079, 0x007a, 0x007b, 0x007c, 0x007d, 0x007e, 0x007f,
44 /* 80 */ 0x20ac, 0x0081, 0x201a, 0x0192, 0x201e, 0x2026, 0x2020, 0x2021, 0x02c6, 0x2030, 0x0160, 0x2039, 0x0152, 0x008d, 0x017d, 0x008f,
45 /* 90 */ 0x0090, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014, 0x02dc, 0x2122, 0x0161, 0x203a, 0x0153, 0x009d, 0x017e, 0x0178,
46 /* a0 */ 0x00a0, 0x00a1, 0x00a2, 0x00a3, 0x00a4, 0x00a5, 0x00a6, 0x00a7, 0x00a8, 0x00a9, 0x00aa, 0x00ab, 0x00ac, 0x00ad, 0x00ae, 0x00af,
47 /* b0 */ 0x00b0, 0x00b1, 0x00b2, 0x00b3, 0x00b4, 0x00b5, 0x00b6, 0x00b7, 0x00b8, 0x00b9, 0x00ba, 0x00bb, 0x00bc, 0x00bd, 0x00be, 0x00bf,
48 /* c0 */ 0x00c0, 0x00c1, 0x00c2, 0x00c3, 0x00c4, 0x00c5, 0x00c6, 0x00c7, 0x00c8, 0x00c9, 0x00ca, 0x00cb, 0x00cc, 0x00cd, 0x00ce, 0x00cf,
49 /* d0 */ 0x00d0, 0x00d1, 0x00d2, 0x00d3, 0x00d4, 0x00d5, 0x00d6, 0x00d7, 0x00d8, 0x00d9, 0x00da, 0x00db, 0x00dc, 0x00dd, 0x00de, 0x00df,
50 /* e0 */ 0x00e0, 0x00e1, 0x00e2, 0x00e3, 0x00e4, 0x00e5, 0x00e6, 0x00e7, 0x00e8, 0x00e9, 0x00ea, 0x00eb, 0x00ec, 0x00ed, 0x00ee, 0x00ef,
51 /* f0 */ 0x00f0, 0x00f1, 0x00f2, 0x00f3, 0x00f4, 0x00f5, 0x00f6, 0x00f7, 0x00f8, 0x00f9, 0x00fa, 0x00fb, 0x00fc, 0x00fd, 0x00fe, 0x00ff,
52};
53
54
55Windows1252Encoding::Windows1252Encoding()
56{
57}
58
59
60Windows1252Encoding::~Windows1252Encoding()
61{
62}
63
64
65const char* Windows1252Encoding::canonicalName() const
66{
67 return _names[0];
68}
69
70
71bool Windows1252Encoding::isA(const std::string& encodingName) const
72{
73 for (const char** name = _names; *name; ++name)
74 {
75 if (Poco::icompare(encodingName, *name) == 0)
76 return true;
77 }
78 return false;
79}
80
81
82const TextEncoding::CharacterMap& Windows1252Encoding::characterMap() const
83{
84 return _charMap;
85}
86
87
88int Windows1252Encoding::convert(const unsigned char* bytes) const
89{
90 return _charMap[*bytes];
91}
92
93
94int Windows1252Encoding::convert(int ch, unsigned char* bytes, int length) const
95{
96 if (ch >= 0 && ch <= 255 && _charMap[ch] == ch)
97 {
98 if (bytes && length >= 1)
99 *bytes = ch;
100 return 1;
101 }
102 else switch (ch)
103 {
104 case 0x20ac: if (bytes && length >= 1) *bytes = 0x80; return 1;
105 case 0x201a: if (bytes && length >= 1) *bytes = 0x82; return 1;
106 case 0x0192: if (bytes && length >= 1) *bytes = 0x83; return 1;
107 case 0x201e: if (bytes && length >= 1) *bytes = 0x84; return 1;
108 case 0x2026: if (bytes && length >= 1) *bytes = 0x85; return 1;
109 case 0x2020: if (bytes && length >= 1) *bytes = 0x86; return 1;
110 case 0x2021: if (bytes && length >= 1) *bytes = 0x87; return 1;
111 case 0x02c6: if (bytes && length >= 1) *bytes = 0x88; return 1;
112 case 0x2030: if (bytes && length >= 1) *bytes = 0x89; return 1;
113 case 0x0160: if (bytes && length >= 1) *bytes = 0x8a; return 1;
114 case 0x2039: if (bytes && length >= 1) *bytes = 0x8b; return 1;
115 case 0x0152: if (bytes && length >= 1) *bytes = 0x8c; return 1;
116 case 0x017d: if (bytes && length >= 1) *bytes = 0x8e; return 1;
117 case 0x2018: if (bytes && length >= 1) *bytes = 0x91; return 1;
118 case 0x2019: if (bytes && length >= 1) *bytes = 0x92; return 1;
119 case 0x201c: if (bytes && length >= 1) *bytes = 0x93; return 1;
120 case 0x201d: if (bytes && length >= 1) *bytes = 0x94; return 1;
121 case 0x2022: if (bytes && length >= 1) *bytes = 0x95; return 1;
122 case 0x2013: if (bytes && length >= 1) *bytes = 0x96; return 1;
123 case 0x2014: if (bytes && length >= 1) *bytes = 0x97; return 1;
124 case 0x02dc: if (bytes && length >= 1) *bytes = 0x98; return 1;
125 case 0x2122: if (bytes && length >= 1) *bytes = 0x99; return 1;
126 case 0x0161: if (bytes && length >= 1) *bytes = 0x9a; return 1;
127 case 0x203a: if (bytes && length >= 1) *bytes = 0x9b; return 1;
128 case 0x0153: if (bytes && length >= 1) *bytes = 0x9c; return 1;
129 case 0x017e: if (bytes && length >= 1) *bytes = 0x9e; return 1;
130 case 0x0178: if (bytes && length >= 1) *bytes = 0x9f; return 1;
131 default: return 0;
132 }
133}
134
135
136int Windows1252Encoding::queryConvert(const unsigned char* bytes, int length) const
137{
138 if (1 <= length)
139 return _charMap[*bytes];
140 else
141 return -1;
142}
143
144
145int Windows1252Encoding::sequenceLength(const unsigned char* bytes, int length) const
146{
147 return 1;
148}
149
150
151} // namespace Poco
152