1 /* Generic conversion to and from ISO 6937.
2 Copyright (C) 1997-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #include <dlfcn.h>
20 #include <stdint.h>
21
22 /* Data taken from the WG15 tables. */
23 static const uint32_t to_ucs4[256] =
24 {
25 /* 0x00 */ 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007,
26 /* 0x08 */ 0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f,
27 /* 0x10 */ 0x0010, 0x0011, 0x0012, 0x0013, 0x0014, 0x0015, 0x0016, 0x0017,
28 /* 0x18 */ 0x0018, 0x0019, 0x001a, 0x001b, 0x001c, 0x001d, 0x001e, 0x001f,
29 /* 0x20 */ 0x0020, 0x0021, 0x0022, 0x0023, 0x0024, 0x0025, 0x0026, 0x0027,
30 /* 0x28 */ 0x0028, 0x0029, 0x002a, 0x002b, 0x002c, 0x002d, 0x002e, 0x002f,
31 /* 0x30 */ 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037,
32 /* 0x38 */ 0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e, 0x003f,
33 /* 0x40 */ 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047,
34 /* 0x48 */ 0x0048, 0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f,
35 /* 0x50 */ 0x0050, 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057,
36 /* 0x58 */ 0x0058, 0x0059, 0x005a, 0x005b, 0x005c, 0x005d, 0x005e, 0x005f,
37 /* 0x60 */ 0x0060, 0x0061, 0x0062, 0x0063, 0x0064, 0x0065, 0x0066, 0x0067,
38 /* 0x68 */ 0x0068, 0x0069, 0x006a, 0x006b, 0x006c, 0x006d, 0x006e, 0x006f,
39 /* 0x70 */ 0x0070, 0x0071, 0x0072, 0x0073, 0x0074, 0x0075, 0x0076, 0x0077,
40 /* 0x78 */ 0x0078, 0x0079, 0x007a, 0x007b, 0x007c, 0x007d, 0x007e, 0x007f,
41 /* 0x80 */ 0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x0085, 0x0086, 0x0087,
42 /* 0x88 */ 0x0088, 0x0089, 0x008a, 0x008b, 0x008c, 0x008d, 0x008e, 0x008f,
43 /* 0x90 */ 0x0090, 0x0091, 0x0092, 0x0093, 0x0094, 0x0095, 0x0096, 0x0097,
44 /* 0x98 */ 0x0098, 0x0099, 0x009a, 0x009b, 0x009c, 0x009d, 0x009e, 0x009f,
45 /* 0xa0 */ 0x00a0, 0x00a1, 0x00a2, 0x00a3, 0x0000, 0x00a5, 0x0000, 0x00a7,
46 /* 0xa8 */ 0x00a4, 0x2018, 0x201c, 0x00ab, 0x2190, 0x2191, 0x2192, 0x2193,
47 /* 0xb0 */ 0x00b0, 0x00b1, 0x00b2, 0x00b3, 0x00d7, 0x00b5, 0x00b6, 0x00b7,
48 /* 0xb8 */ 0x00f7, 0x2019, 0x201d, 0x00bb, 0x00bc, 0x00bd, 0x00be, 0x00bf,
49 /* 0xc0 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
50 /* 0xc8 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
51 /* 0xd0 */ 0x2014, 0x00b9, 0x00ae, 0x00a9, 0x2122, 0x266a, 0x00ac, 0x00a6,
52 /* 0xd8 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x215b, 0x215c, 0x215d, 0x215e,
53 /* 0xe0 */ 0x2126, 0x00c6, 0x00d0, 0x00aa, 0x0126, 0x0000, 0x0132, 0x013f,
54 /* 0xe8 */ 0x0141, 0x00d8, 0x0152, 0x00ba, 0x00de, 0x0166, 0x014a, 0x0149,
55 /* 0xf0 */ 0x0138, 0x00e6, 0x0111, 0x00f0, 0x0127, 0x0131, 0x0133, 0x0140,
56 /* 0xf8 */ 0x0142, 0x00f8, 0x0153, 0x00df, 0x00fe, 0x0167, 0x014b, 0x00ad
57 };
58
59 /* The outer array range runs from 0xc1 to 0xcf, the inner range from 0x20
60 to 0x7f. */
61 static const uint32_t to_ucs4_comb[15][96] =
62 {
63 /* 0xc1 */
64 {
65 /* 0x20 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
66 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
67 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
68 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
69 /* 0x40 */ 0x0000, 0x00c0, 0x0000, 0x0000, 0x0000, 0x00c8, 0x0000, 0x0000,
70 /* 0x48 */ 0x0000, 0x00cc, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d2,
71 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d9, 0x0000, 0x0000,
72 /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
73 /* 0x60 */ 0x0000, 0x00e0, 0x0000, 0x0000, 0x0000, 0x00e8, 0x0000, 0x0000,
74 /* 0x68 */ 0x0000, 0x00ec, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f2,
75 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f9, 0x0000, 0x0000,
76 /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
77 },
78 /* 0xc2 */
79 {
80 /* 0x20 */ 0x00b4, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
81 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
82 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
83 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
84 /* 0x40 */ 0x0000, 0x00c1, 0x0000, 0x0106, 0x0000, 0x00c9, 0x0000, 0x0000,
85 /* 0x48 */ 0x0000, 0x00cd, 0x0000, 0x0000, 0x0139, 0x0000, 0x0143, 0x00d3,
86 /* 0x50 */ 0x0000, 0x0000, 0x0154, 0x015a, 0x0000, 0x00da, 0x0000, 0x0000,
87 /* 0x58 */ 0x0000, 0x00dd, 0x0179, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
88 /* 0x60 */ 0x0000, 0x00e1, 0x0000, 0x0107, 0x0000, 0x00e9, 0x0000, 0x0000,
89 /* 0x68 */ 0x0000, 0x00ed, 0x0000, 0x0000, 0x013a, 0x0000, 0x0144, 0x00f3,
90 /* 0x70 */ 0x0000, 0x0000, 0x0155, 0x015b, 0x0000, 0x00fa, 0x0000, 0x0000,
91 /* 0x78 */ 0x0000, 0x00fd, 0x017a, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
92 },
93 /* 0xc3 */
94 {
95 /* 0x20 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
96 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
97 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
98 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
99 /* 0x40 */ 0x0000, 0x00c2, 0x0000, 0x0108, 0x0000, 0x00ca, 0x0000, 0x011c,
100 /* 0x48 */ 0x0124, 0x00ce, 0x0134, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d4,
101 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x015c, 0x0000, 0x00db, 0x0000, 0x0174,
102 /* 0x58 */ 0x0000, 0x0176, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
103 /* 0x60 */ 0x0000, 0x00e2, 0x0000, 0x0109, 0x0000, 0x00ea, 0x0000, 0x011d,
104 /* 0x68 */ 0x0125, 0x00ee, 0x0135, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f4,
105 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x015d, 0x0000, 0x00fb, 0x0000, 0x0175,
106 /* 0x78 */ 0x0000, 0x0177, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
107 },
108 /* 0xc4 */
109 {
110 /* 0x20 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
111 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
112 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
113 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
114 /* 0x40 */ 0x0000, 0x00c3, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
115 /* 0x48 */ 0x0000, 0x0128, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d1, 0x00d5,
116 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0168, 0x0000, 0x0000,
117 /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
118 /* 0x60 */ 0x0000, 0x00e3, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
119 /* 0x68 */ 0x0000, 0x0129, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f1, 0x00f5,
120 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0169, 0x0000, 0x0000,
121 /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
122 },
123 /* 0xc5 */
124 {
125 /* 0x20 */ 0x00af, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
126 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
127 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
128 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
129 /* 0x40 */ 0x0000, 0x0100, 0x0000, 0x0000, 0x0000, 0x0112, 0x0000, 0x0000,
130 /* 0x48 */ 0x0000, 0x012a, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x014c,
131 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016a, 0x0000, 0x0000,
132 /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
133 /* 0x60 */ 0x0000, 0x0101, 0x0000, 0x0000, 0x0000, 0x0113, 0x0000, 0x0000,
134 /* 0x68 */ 0x0000, 0x012b, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x014d,
135 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016b, 0x0000, 0x0000,
136 /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
137 },
138 /* 0xc6 */
139 {
140 /* 0x20 */ 0x02d8, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
141 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
142 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
143 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
144 /* 0x40 */ 0x0000, 0x0102, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x011e,
145 /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
146 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016c, 0x0000, 0x0000,
147 /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
148 /* 0x60 */ 0x0000, 0x0103, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x011f,
149 /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
150 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016d, 0x0000, 0x0000,
151 /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
152 },
153 /* 0xc7 */
154 {
155 /* 0x20 */ 0x02d9, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
156 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
157 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
158 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
159 /* 0x40 */ 0x0000, 0x0000, 0x0000, 0x010a, 0x0000, 0x0116, 0x0000, 0x0120,
160 /* 0x48 */ 0x0000, 0x0130, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
161 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
162 /* 0x58 */ 0x0000, 0x0000, 0x017b, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
163 /* 0x60 */ 0x0000, 0x0000, 0x0000, 0x010b, 0x0000, 0x0117, 0x0000, 0x0121,
164 /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
165 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
166 /* 0x78 */ 0x0000, 0x0000, 0x017c, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
167 },
168 /* 0xc8 */
169 {
170 /* 0x20 */ 0x00a8, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
171 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
172 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
173 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
174 /* 0x40 */ 0x0000, 0x00c4, 0x0000, 0x0000, 0x0000, 0x00cb, 0x0000, 0x0000,
175 /* 0x48 */ 0x0000, 0x00cf, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00d6,
176 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00dc, 0x0000, 0x0000,
177 /* 0x58 */ 0x0000, 0x0178, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
178 /* 0x60 */ 0x0000, 0x00e4, 0x0000, 0x0000, 0x0000, 0x00eb, 0x0000, 0x0000,
179 /* 0x68 */ 0x0000, 0x00ef, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00f6,
180 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00fc, 0x0000, 0x0000,
181 /* 0x78 */ 0x0000, 0x00ff, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
182 },
183 /* 0xc9 */
184 {
185 0x0000,
186 },
187 /* 0xca */
188 {
189 /* 0x20 */ 0x02da, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
190 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
191 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
192 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
193 /* 0x40 */ 0x0000, 0x00c5, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
194 /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
195 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016e, 0x0000, 0x0000,
196 /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
197 /* 0x60 */ 0x0000, 0x00e5, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
198 /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
199 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x016f, 0x0000, 0x0000,
200 /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
201 },
202 /* 0xcb */
203 {
204 /* 0x20 */ 0x00b8, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
205 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
206 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
207 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
208 /* 0x40 */ 0x0000, 0x0000, 0x0000, 0x00c7, 0x0000, 0x0000, 0x0000, 0x0122,
209 /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0136, 0x013b, 0x0000, 0x0145, 0x0000,
210 /* 0x50 */ 0x0000, 0x0000, 0x0156, 0x015e, 0x0162, 0x0000, 0x0000, 0x0000,
211 /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
212 /* 0x60 */ 0x0000, 0x0000, 0x0000, 0x00e7, 0x0000, 0x0000, 0x0000, 0x0123,
213 /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0137, 0x013c, 0x0000, 0x0146, 0x0000,
214 /* 0x70 */ 0x0000, 0x0000, 0x0157, 0x015f, 0x0163, 0x0000, 0x0000, 0x0000,
215 /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
216 },
217 /* 0xcc */
218 {
219 0x0000,
220 },
221 /* 0xcd */
222 {
223 /* 0x20 */ 0x02dd, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
224 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
225 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
226 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
227 /* 0x40 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
228 /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0150,
229 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0170, 0x0000, 0x0000,
230 /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
231 /* 0x60 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
232 /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0151,
233 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0171, 0x0000, 0x0000,
234 /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
235 },
236 /* 0xce */
237 {
238 /* 0x20 */ 0x02db, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
239 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
240 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
241 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
242 /* 0x40 */ 0x0000, 0x0104, 0x0000, 0x0000, 0x0000, 0x0118, 0x0000, 0x0000,
243 /* 0x48 */ 0x0000, 0x012e, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
244 /* 0x50 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0172, 0x0000, 0x0000,
245 /* 0x58 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
246 /* 0x60 */ 0x0000, 0x0105, 0x0000, 0x0000, 0x0000, 0x0119, 0x0000, 0x0000,
247 /* 0x68 */ 0x0000, 0x012f, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
248 /* 0x70 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0173, 0x0000, 0x0000,
249 /* 0x78 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
250 },
251 /* 0xcf */
252 {
253 /* 0x20 */ 0x02c7, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
254 /* 0x28 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
255 /* 0x30 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
256 /* 0x38 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
257 /* 0x40 */ 0x0000, 0x0000, 0x0000, 0x010c, 0x010e, 0x011a, 0x0000, 0x0000,
258 /* 0x48 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x013d, 0x0000, 0x0147, 0x0000,
259 /* 0x50 */ 0x0000, 0x0000, 0x0158, 0x0160, 0x0164, 0x0000, 0x0000, 0x0000,
260 /* 0x58 */ 0x0000, 0x0000, 0x017d, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
261 /* 0x60 */ 0x0000, 0x0000, 0x0000, 0x010d, 0x010f, 0x011b, 0x0000, 0x0000,
262 /* 0x68 */ 0x0000, 0x0000, 0x0000, 0x0000, 0x013e, 0x0000, 0x0148, 0x0000,
263 /* 0x70 */ 0x0000, 0x0000, 0x0159, 0x0161, 0x0165, 0x0000, 0x0000, 0x0000,
264 /* 0x78 */ 0x0000, 0x0000, 0x017e, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000
265 }
266 };
267
268
269 static const char from_ucs4[][2] =
270 {
271 /* 0x0000 */ "\x00\x00", "\x01\x00", "\x02\x00", "\x03\x00", "\x04\x00",
272 /* 0x0005 */ "\x05\x00", "\x06\x00", "\x07\x00", "\x08\x00", "\x09\x00",
273 /* 0x000a */ "\x0a\x00", "\x0b\x00", "\x0c\x00", "\x0d\x00", "\x0e\x00",
274 /* 0x000f */ "\x0f\x00", "\x10\x00", "\x11\x00", "\x12\x00", "\x13\x00",
275 /* 0x0014 */ "\x14\x00", "\x15\x00", "\x16\x00", "\x17\x00", "\x18\x00",
276 /* 0x0019 */ "\x19\x00", "\x1a\x00", "\x1b\x00", "\x1c\x00", "\x1d\x00",
277 /* 0x001e */ "\x1e\x00", "\x1f\x00", "\x20\x00", "\x21\x00", "\x22\x00",
278 /* 0x0023 */ "\x23\x00", "\x24\x00", "\x25\x00", "\x26\x00", "\x27\x00",
279 /* 0x0028 */ "\x28\x00", "\x29\x00", "\x2a\x00", "\x2b\x00", "\x2c\x00",
280 /* 0x002d */ "\x2d\x00", "\x2e\x00", "\x2f\x00", "\x30\x00", "\x31\x00",
281 /* 0x0032 */ "\x32\x00", "\x33\x00", "\x34\x00", "\x35\x00", "\x36\x00",
282 /* 0x0037 */ "\x37\x00", "\x38\x00", "\x39\x00", "\x3a\x00", "\x3b\x00",
283 /* 0x003c */ "\x3c\x00", "\x3d\x00", "\x3e\x00", "\x3f\x00", "\x40\x00",
284 /* 0x0041 */ "\x41\x00", "\x42\x00", "\x43\x00", "\x44\x00", "\x45\x00",
285 /* 0x0046 */ "\x46\x00", "\x47\x00", "\x48\x00", "\x49\x00", "\x4a\x00",
286 /* 0x004b */ "\x4b\x00", "\x4c\x00", "\x4d\x00", "\x4e\x00", "\x4f\x00",
287 /* 0x0050 */ "\x50\x00", "\x51\x00", "\x52\x00", "\x53\x00", "\x54\x00",
288 /* 0x0055 */ "\x55\x00", "\x56\x00", "\x57\x00", "\x58\x00", "\x59\x00",
289 /* 0x005a */ "\x5a\x00", "\x5b\x00", "\x5c\x00", "\x5d\x00", "\x5e\x00",
290 /* 0x005f */ "\x5f\x00", "\x60\x00", "\x61\x00", "\x62\x00", "\x63\x00",
291 /* 0x0064 */ "\x64\x00", "\x65\x00", "\x66\x00", "\x67\x00", "\x68\x00",
292 /* 0x0069 */ "\x69\x00", "\x6a\x00", "\x6b\x00", "\x6c\x00", "\x6d\x00",
293 /* 0x006e */ "\x6e\x00", "\x6f\x00", "\x70\x00", "\x71\x00", "\x72\x00",
294 /* 0x0073 */ "\x73\x00", "\x74\x00", "\x75\x00", "\x76\x00", "\x77\x00",
295 /* 0x0078 */ "\x78\x00", "\x79\x00", "\x7a\x00", "\x7b\x00", "\x7c\x00",
296 /* 0x007d */ "\x7d\x00", "\x7e\x00", "\x7f\x00", "\x80\x00", "\x81\x00",
297 /* 0x0082 */ "\x82\x00", "\x83\x00", "\x84\x00", "\x85\x00", "\x86\x00",
298 /* 0x0087 */ "\x87\x00", "\x88\x00", "\x89\x00", "\x8a\x00", "\x8b\x00",
299 /* 0x008c */ "\x8c\x00", "\x8d\x00", "\x8e\x00", "\x8f\x00", "\x90\x00",
300 /* 0x0091 */ "\x91\x00", "\x92\x00", "\x93\x00", "\x94\x00", "\x95\x00",
301 /* 0x0096 */ "\x96\x00", "\x97\x00", "\x98\x00", "\x99\x00", "\x9a\x00",
302 /* 0x009b */ "\x9b\x00", "\x9c\x00", "\x9d\x00", "\x9e\x00", "\x9f\x00",
303 /* 0x00a0 */ "\xa0\x00", "\xa1\x00", "\xa2\x00", "\xa3\x00", "\xa8\x00",
304 /* 0x00a5 */ "\xa5\x00", "\xd7\x00", "\xa7\x00", "\xc8\x20", "\xd3\x00",
305 /* 0x00aa */ "\xe3\x00", "\xab\x00", "\xd6\x00", "\xff\x00", "\xd2\x00",
306 /* 0x00af */ "\xc5\x20", "\xb0\x00", "\xb1\x00", "\xb2\x00", "\xb3\x00",
307 /* 0x00b4 */ "\xc2\x20", "\xb5\x00", "\xb6\x00", "\xb7\x00", "\xcb\x20",
308 /* 0x00b9 */ "\xd1\x00", "\xeb\x00", "\xbb\x00", "\xbc\x00", "\xbd\x00",
309 /* 0x00be */ "\xbe\x00", "\xbf\x00", "\xc1\x41", "\xc2\x41", "\xc3\x41",
310 /* 0x00c3 */ "\xc4\x41", "\xc8\x41", "\xca\x41", "\xe1\x00", "\xcb\x43",
311 /* 0x00c8 */ "\xc1\x45", "\xc2\x45", "\xc3\x45", "\xc8\x45", "\xc1\x49",
312 /* 0x00cd */ "\xc2\x49", "\xc3\x49", "\xc8\x49", "\xe2\x00", "\xc4\x4e",
313 /* 0x00d2 */ "\xc1\x4f", "\xc2\x4f", "\xc3\x4f", "\xc4\x4f", "\xc8\x4f",
314 /* 0x00d7 */ "\xb4\x00", "\xe9\x00", "\xc1\x55", "\xc2\x55", "\xc3\x55",
315 /* 0x00dc */ "\xc8\x55", "\xc2\x59", "\xec\x00", "\xfb\x00", "\xc1\x61",
316 /* 0x00e1 */ "\xc2\x61", "\xc3\x61", "\xc4\x61", "\xc8\x61", "\xca\x61",
317 /* 0x00e6 */ "\xf1\x00", "\xcb\x63", "\xc1\x65", "\xc2\x65", "\xc3\x65",
318 /* 0x00eb */ "\xc8\x65", "\xc1\x69", "\xc2\x69", "\xc3\x69", "\xc8\x69",
319 /* 0x00f0 */ "\xf3\x00", "\xc4\x6e", "\xc1\x6f", "\xc2\x6f", "\xc3\x6f",
320 /* 0x00f5 */ "\xc4\x6f", "\xc8\x6f", "\xb8\x00", "\xf9\x00", "\xc1\x75",
321 /* 0x00fa */ "\xc2\x75", "\xc3\x75", "\xc8\x75", "\xc2\x79", "\xfc\x00",
322 /* 0x00ff */ "\xc8\x79", "\xc5\x41", "\xc5\x61", "\xc6\x41", "\xc6\x61",
323 /* 0x0104 */ "\xce\x41", "\xce\x61", "\xc2\x43", "\xc2\x63", "\xc3\x43",
324 /* 0x0109 */ "\xc3\x63", "\xc7\x43", "\xc7\x63", "\xcf\x43", "\xcf\x63",
325 /* 0x010e */ "\xcf\x44", "\xcf\x64", "\x00\x00", "\xf2\x00", "\xc5\x45",
326 /* 0x0113 */ "\xc5\x65", "\x00\x00", "\x00\x00", "\xc7\x45", "\xc7\x65",
327 /* 0x0118 */ "\xce\x45", "\xce\x65", "\xcf\x45", "\xcf\x65", "\xc3\x47",
328 /* 0x011d */ "\xc3\x67", "\xc6\x47", "\xc6\x67", "\xc7\x47", "\xc7\x67",
329 /* 0x0122 */ "\xcb\x47", "\xcb\x67", "\xc3\x48", "\xc3\x68", "\xe4\x00",
330 /* 0x0127 */ "\xf4\x00", "\xc4\x49", "\xc4\x69", "\xc5\x49", "\xc5\x69",
331 /* 0x012c */ "\x00\x00", "\x00\x00", "\xce\x49", "\xce\x69", "\xc7\x49",
332 /* 0x0131 */ "\xf5\x00", "\xe6\x00", "\xf6\x00", "\xc3\x4a", "\xc3\x6a",
333 /* 0x0136 */ "\xcb\x4b", "\xcb\x6b", "\xf0\x00", "\xc2\x4c", "\xc2\x6c",
334 /* 0x013b */ "\xcb\x4c", "\xcb\x6c", "\xcf\x4c", "\xcf\x6c", "\xe7\x00",
335 /* 0x0140 */ "\xf7\x00", "\xe8\x00", "\xf8\x00", "\xc2\x4e", "\xc2\x6e",
336 /* 0x0145 */ "\xcb\x4e", "\xcb\x6e", "\xcf\x4e", "\xcf\x6e", "\xef\x00",
337 /* 0x014a */ "\xee\x00", "\xfe\x00", "\xc5\x4f", "\xc5\x6f", "\x00\x00",
338 /* 0x014f */ "\x00\x00", "\xcd\x4f", "\xcd\x6f", "\xea\x00", "\xfa\x00",
339 /* 0x0154 */ "\xc2\x52", "\xc2\x72", "\xcb\x52", "\xcb\x72", "\xcf\x52",
340 /* 0x0159 */ "\xcf\x72", "\xc2\x53", "\xc2\x73", "\xc3\x53", "\xc3\x73",
341 /* 0x015e */ "\xcb\x53", "\xcb\x73", "\xcf\x53", "\xcf\x73", "\xcb\x54",
342 /* 0x0163 */ "\xcb\x74", "\xcf\x54", "\xcf\x74", "\xed\x00", "\xfd\x00",
343 /* 0x0168 */ "\xc4\x55", "\xc4\x75", "\xc5\x55", "\xc5\x75", "\xc6\x55",
344 /* 0x016d */ "\xc6\x75", "\xca\x55", "\xca\x75", "\xcd\x55", "\xcd\x75",
345 /* 0x0172 */ "\xce\x55", "\xce\x75", "\xc3\x57", "\xc3\x77", "\xc3\x59",
346 /* 0x0177 */ "\xc3\x79", "\xc8\x59", "\xc2\x5a", "\xc2\x7a", "\xc7\x5a",
347 /* 0x017c */ "\xc7\x7a", "\xcf\x5a", "\xcf\x7a"
348 /*
349 This table does not cover the following positions:
350
351 0x02c7 "\xcf\x20",
352 ...
353 0x02d8 "\xc6\x20", "\xc7\x20", "\xca\x20", "\xce\x20", "\x00\x00",
354 0x02dd "\xcd\x20",
355 ...
356 0x2014 "\xd0\x00", "\x00\x00", "\x00\x00", "\x00\x00", "\xa9\x00",
357 0x2019 "\xb9\x00", "\x00\x00", "\x00\x00", "\xaa\x00", "\xba\x00",
358 0x201e "\x00\x00", "\x00\x00", "\x00\x00", "\x00\x00", "\xd4\x00",
359 0x2123 "\x00\x00", "\x00\x00", "\x00\x00", "\xe0\x00", "\x00\x00",
360 ...
361 0x215b "\xdc\x00", "\xdd\x00", "\xde\x00"
362 ...
363 0x2190 "\xac\x00", "\xad\x00", "\xae\x00", "\xaf\x00",
364 ...
365 0x266a "\xd5\x00"
366
367 These would blow up the table and are therefore handled specially in
368 the code.
369 */
370 };
371
372
373 /* Definitions used in the body of the `gconv' function. */
374 #define CHARSET_NAME "ISO_6937//"
375 #define FROM_LOOP from_iso6937
376 #define TO_LOOP to_iso6937
377 #define DEFINE_INIT 1
378 #define DEFINE_FINI 1
379 #define MIN_NEEDED_FROM 1
380 #define MAX_NEEDED_FROM 2
381 #define MIN_NEEDED_TO 4
382 #define ONE_DIRECTION 0
383
384
385 /* First define the conversion function from ISO 6937 to UCS4. */
386 #define MIN_NEEDED_INPUT MIN_NEEDED_FROM
387 #define MAX_NEEDED_INPUT MAX_NEEDED_FROM
388 #define MIN_NEEDED_OUTPUT MIN_NEEDED_TO
389 #define LOOPFCT FROM_LOOP
390 #define BODY \
391 { \
392 uint32_t ch = *inptr; \
393 \
394 if (__builtin_expect (ch >= 0xc1, 0) && ch <= 0xcf) \
395 { \
396 /* Composed character. First test whether the next byte \
397 is also available. */ \
398 int ch2; \
399 \
400 if (__glibc_unlikely (inptr + 1 >= inend)) \
401 { \
402 /* The second character is not available. Store the \
403 intermediate result. */ \
404 result = __GCONV_INCOMPLETE_INPUT; \
405 break; \
406 } \
407 \
408 ch2 = inptr[1]; \
409 \
410 if (__builtin_expect (ch2 < 0x20, 0) \
411 || __builtin_expect (ch2 >= 0x80, 0)) \
412 { \
413 /* This is illegal. */ \
414 STANDARD_FROM_LOOP_ERR_HANDLER (1); \
415 } \
416 \
417 ch = to_ucs4_comb[ch - 0xc1][ch2 - 0x20]; \
418 \
419 if (__glibc_unlikely (ch == 0)) \
420 { \
421 /* Illegal character. */ \
422 STANDARD_FROM_LOOP_ERR_HANDLER (2); \
423 } \
424 \
425 inptr += 2; \
426 } \
427 else \
428 { \
429 ch = to_ucs4[ch]; \
430 \
431 if (__builtin_expect (ch == 0, 0) && *inptr != '\0') \
432 { \
433 /* This is an illegal character. */ \
434 STANDARD_FROM_LOOP_ERR_HANDLER (1); \
435 } \
436 ++inptr; \
437 } \
438 \
439 put32 (outptr, ch); \
440 outptr += 4; \
441 }
442 #define LOOP_NEED_FLAGS
443 #define ONEBYTE_BODY \
444 { \
445 uint32_t ch = to_ucs4[c]; \
446 if (ch == 0 && c != '\0') \
447 return WEOF; \
448 return ch; \
449 }
450 #include <iconv/loop.c>
451
452
453 /* Next, define the other direction. */
454 #define MIN_NEEDED_INPUT MIN_NEEDED_TO
455 #define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM
456 #define MAX_NEEDED_OUTPUT MAX_NEEDED_FROM
457 #define LOOPFCT TO_LOOP
458 #define BODY \
459 { \
460 char tmp[2]; \
461 uint32_t ch = get32 (inptr); \
462 const char *cp; \
463 \
464 if (__builtin_expect (ch >= sizeof (from_ucs4) / sizeof (from_ucs4[0]), \
465 0)) \
466 { \
467 int fail = 0; \
468 switch (ch) \
469 { \
470 case 0x2c7: \
471 cp = "\xcf\x20"; \
472 break; \
473 case 0x2d8 ... 0x2db: \
474 case 0x2dd: \
475 { \
476 static const char map[6] = "\xc6\xc7\xca\xce\x00\xcd"; \
477 \
478 tmp[0] = map[ch - 0x2d8]; \
479 tmp[1] = ' '; \
480 cp = tmp; \
481 } \
482 break; \
483 case 0x2014: \
484 cp = "\xd0"; \
485 break; \
486 case 0x2018: \
487 cp = "\xa9"; \
488 break; \
489 case 0x2019: \
490 cp = "\xb9"; \
491 break; \
492 case 0x201c: \
493 cp = "\xaa"; \
494 break; \
495 case 0x201d: \
496 cp = "\xba"; \
497 break; \
498 case 0x2122: \
499 cp = "\xd4"; \
500 break; \
501 case 0x2126: \
502 cp = "\xe0"; \
503 break; \
504 case 0x215b ... 0x215e: \
505 tmp[0] = 0xdc + (ch - 0x215b); \
506 tmp[1] = '\0'; \
507 cp = tmp; \
508 break; \
509 case 0x2190 ... 0x2193: \
510 tmp[0] = 0xac + (ch - 0x2190); \
511 tmp[1] = '\0'; \
512 cp = tmp; \
513 break; \
514 case 0x266a: \
515 cp = "\xd5"; \
516 break; \
517 default: \
518 UNICODE_TAG_HANDLER (ch, 4); \
519 cp = NULL; \
520 fail = 1; \
521 } \
522 \
523 if (__glibc_unlikely (fail)) \
524 { \
525 /* Illegal characters. */ \
526 STANDARD_TO_LOOP_ERR_HANDLER (4); \
527 } \
528 } \
529 else if (__builtin_expect (from_ucs4[ch][0] == '\0', 0) && ch != 0) \
530 { \
531 /* Illegal characters. */ \
532 STANDARD_TO_LOOP_ERR_HANDLER (4); \
533 } \
534 else \
535 cp = from_ucs4[ch]; \
536 \
537 *outptr++ = cp[0]; \
538 /* Now test for a possible second byte and write this if possible. */ \
539 if (cp[1] != '\0') \
540 { \
541 if (__glibc_unlikely (outptr >= outend)) \
542 { \
543 /* The result does not fit into the buffer. */ \
544 --outptr; \
545 result = __GCONV_FULL_OUTPUT; \
546 break; \
547 } \
548 *outptr++ = cp[1]; \
549 } \
550 \
551 inptr += 4; \
552 }
553 #define LOOP_NEED_FLAGS
554 #include <iconv/loop.c>
555
556
557 /* Now define the toplevel functions. */
558 #include <iconv/skeleton.c>