1: /*
2: * Copyright (C) 1999-2001 Free Software Foundation, Inc.
3: * This file is part of the GNU LIBICONV Library.
4: *
5: * The GNU LIBICONV Library is free software; you can redistribute it
6: * and/or modify it under the terms of the GNU Library General Public
7: * License as published by the Free Software Foundation; either version 2
8: * of the License, or (at your option) any later version.
9: *
10: * The GNU LIBICONV Library is distributed in the hope that it will be
11: * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
12: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13: * Library General Public License for more details.
14: *
15: * You should have received a copy of the GNU Library General Public
16: * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
17: * If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
18: * Fifth Floor, Boston, MA 02110-1301, USA.
19: */
20:
21: /*
22: * CP1254
23: */
24:
25: static const unsigned short cp1254_2uni_1[32] = {
26: /* 0x80 */
27: 0x20ac, 0xfffd, 0x201a, 0x0192, 0x201e, 0x2026, 0x2020, 0x2021,
28: 0x02c6, 0x2030, 0x0160, 0x2039, 0x0152, 0xfffd, 0xfffd, 0xfffd,
29: /* 0x90 */
30: 0xfffd, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014,
31: 0x02dc, 0x2122, 0x0161, 0x203a, 0x0153, 0xfffd, 0xfffd, 0x0178,
32: };
33: static const unsigned short cp1254_2uni_2[16] = {
34: /* 0xd0 */
35: 0x011e, 0x00d1, 0x00d2, 0x00d3, 0x00d4, 0x00d5, 0x00d6, 0x00d7,
36: 0x00d8, 0x00d9, 0x00da, 0x00db, 0x00dc, 0x0130, 0x015e, 0x00df,
37: };
38: static const unsigned short cp1254_2uni_3[16] = {
39: /* 0xf0 */
40: 0x011f, 0x00f1, 0x00f2, 0x00f3, 0x00f4, 0x00f5, 0x00f6, 0x00f7,
41: 0x00f8, 0x00f9, 0x00fa, 0x00fb, 0x00fc, 0x0131, 0x015f, 0x00ff,
42: };
43:
44: static int
45: cp1254_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
46: {
47: unsigned char c = *s;
48: if (c < 0x80) {
49: *pwc = (ucs4_t) c;
50: return 1;
51: }
52: else if (c < 0xa0) {
53: unsigned short wc = cp1254_2uni_1[c-0x80];
54: if (wc != 0xfffd) {
55: *pwc = (ucs4_t) wc;
56: return 1;
57: }
58: }
59: else if (c < 0xd0) {
60: *pwc = (ucs4_t) c;
61: return 1;
62: }
63: else if (c < 0xe0) {
64: *pwc = (ucs4_t) cp1254_2uni_2[c-0xd0];
65: return 1;
66: }
67: else if (c < 0xf0) {
68: *pwc = (ucs4_t) c;
69: return 1;
70: }
71: else {
72: *pwc = (ucs4_t) cp1254_2uni_3[c-0xf0];
73: return 1;
74: }
75: return RET_ILSEQ;
76: }
77:
78: static const unsigned char cp1254_page00[48] = {
79: 0x00, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xd0-0xd7 */
80: 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0x00, 0x00, 0xdf, /* 0xd8-0xdf */
81: 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xe0-0xe7 */
82: 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xe8-0xef */
83: 0x00, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xf0-0xf7 */
84: 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0x00, 0x00, 0xff, /* 0xf8-0xff */
85: };
86: static const unsigned char cp1254_page01[128] = {
87: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0xf0, /* 0x18-0x1f */
88: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */
89: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
90: 0xdd, 0xfd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
91: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
92: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */
93: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
94: 0x00, 0x00, 0x8c, 0x9c, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
95: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xde, 0xfe, /* 0x58-0x5f */
96: 0x8a, 0x9a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */
97: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
98: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */
99: 0x9f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */
100: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x80-0x87 */
101: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x88-0x8f */
102: 0x00, 0x00, 0x83, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */
103: };
104: static const unsigned char cp1254_page02[32] = {
105: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x00, /* 0xc0-0xc7 */
106: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
107: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd0-0xd7 */
108: 0x00, 0x00, 0x00, 0x00, 0x98, 0x00, 0x00, 0x00, /* 0xd8-0xdf */
109: };
110: static const unsigned char cp1254_page20[48] = {
111: 0x00, 0x00, 0x00, 0x96, 0x97, 0x00, 0x00, 0x00, /* 0x10-0x17 */
112: 0x91, 0x92, 0x82, 0x00, 0x93, 0x94, 0x84, 0x00, /* 0x18-0x1f */
113: 0x86, 0x87, 0x95, 0x00, 0x00, 0x00, 0x85, 0x00, /* 0x20-0x27 */
114: 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */
115: 0x89, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */
116: 0x00, 0x8b, 0x9b, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
117: };
118:
119: static int
120: cp1254_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
121: {
122: unsigned char c = 0;
123: if (wc < 0x0080) {
124: *r = wc;
125: return 1;
126: }
127: else if (wc >= 0x00a0 && wc < 0x00d0)
128: c = wc;
129: else if (wc >= 0x00d0 && wc < 0x0100)
130: c = cp1254_page00[wc-0x00d0];
131: else if (wc >= 0x0118 && wc < 0x0198)
132: c = cp1254_page01[wc-0x0118];
133: else if (wc >= 0x02c0 && wc < 0x02e0)
134: c = cp1254_page02[wc-0x02c0];
135: else if (wc >= 0x2010 && wc < 0x2040)
136: c = cp1254_page20[wc-0x2010];
137: else if (wc == 0x20ac)
138: c = 0x80;
139: else if (wc == 0x2122)
140: c = 0x99;
141: if (c != 0) {
142: *r = c;
143: return 1;
144: }
145: return RET_ILUNI;
146: }
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