1//
2// Latin1Encoding.cpp
3//
4// Library: Foundation
5// Package: Text
6// Module: Latin1Encoding
7//
8// Copyright (c) 2004-2007, Applied Informatics Software Engineering GmbH.
9// and Contributors.
10//
11// SPDX-License-Identifier: BSL-1.0
12//
13
14
15#include "Poco/Latin1Encoding.h"
16#include "Poco/String.h"
17
18
19namespace Poco {
20
21
22const char* Latin1Encoding::_names[] =
23{
24 "ISO-8859-1",
25 "Latin1",
26 "Latin-1",
27 NULL
28};
29
30
31const TextEncoding::CharacterMap Latin1Encoding::_charMap =
32{
33 /* 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f */
34 /* 00 */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
35 /* 10 */ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
36 /* 20 */ 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
37 /* 30 */ 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
38 /* 40 */ 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
39 /* 50 */ 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
40 /* 60 */ 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
41 /* 70 */ 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
42 /* 80 */ 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
43 /* 90 */ 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
44 /* a0 */ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
45 /* b0 */ 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
46 /* c0 */ 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
47 /* d0 */ 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
48 /* e0 */ 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
49 /* f0 */ 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff,
50};
51
52
53Latin1Encoding::Latin1Encoding()
54{
55}
56
57
58Latin1Encoding::~Latin1Encoding()
59{
60}
61
62
63const char* Latin1Encoding::canonicalName() const
64{
65 return _names[0];
66}
67
68
69bool Latin1Encoding::isA(const std::string& encodingName) const
70{
71 for (const char** name = _names; *name; ++name)
72 {
73 if (Poco::icompare(encodingName, *name) == 0)
74 return true;
75 }
76 return false;
77}
78
79
80const TextEncoding::CharacterMap& Latin1Encoding::characterMap() const
81{
82 return _charMap;
83}
84
85
86int Latin1Encoding::convert(const unsigned char* bytes) const
87{
88 return *bytes;
89}
90
91
92int Latin1Encoding::convert(int ch, unsigned char* bytes, int length) const
93{
94 if (ch >= 0 && ch <= 255)
95 {
96 if (bytes && length >= 1)
97 *bytes = (unsigned char) ch;
98 return 1;
99 }
100 else return 0;
101}
102
103
104int Latin1Encoding::queryConvert(const unsigned char* bytes, int length) const
105{
106 if (1 <= length)
107 return *bytes;
108 else
109 return -1;
110}
111
112
113int Latin1Encoding::sequenceLength(const unsigned char* /*bytes*/, int /*length*/) const
114{
115 return 1;
116}
117
118
119} // namespace Poco
120