1 /* 2 * Copyright (C) 1999-2004 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 * ISO-8859-7 23 */ 24 25 static const unsigned short iso8859_7_2uni[96] = { 26 /* 0xa0 */ 27 0x00a0, 0x2018, 0x2019, 0x00a3, 0x20ac, 0x20af, 0x00a6, 0x00a7, 28 0x00a8, 0x00a9, 0x037a, 0x00ab, 0x00ac, 0x00ad, 0xfffd, 0x2015, 29 /* 0xb0 */ 30 0x00b0, 0x00b1, 0x00b2, 0x00b3, 0x0384, 0x0385, 0x0386, 0x00b7, 31 0x0388, 0x0389, 0x038a, 0x00bb, 0x038c, 0x00bd, 0x038e, 0x038f, 32 /* 0xc0 */ 33 0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397, 34 0x0398, 0x0399, 0x039a, 0x039b, 0x039c, 0x039d, 0x039e, 0x039f, 35 /* 0xd0 */ 36 0x03a0, 0x03a1, 0xfffd, 0x03a3, 0x03a4, 0x03a5, 0x03a6, 0x03a7, 37 0x03a8, 0x03a9, 0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03ae, 0x03af, 38 /* 0xe0 */ 39 0x03b0, 0x03b1, 0x03b2, 0x03b3, 0x03b4, 0x03b5, 0x03b6, 0x03b7, 40 0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bc, 0x03bd, 0x03be, 0x03bf, 41 /* 0xf0 */ 42 0x03c0, 0x03c1, 0x03c2, 0x03c3, 0x03c4, 0x03c5, 0x03c6, 0x03c7, 43 0x03c8, 0x03c9, 0x03ca, 0x03cb, 0x03cc, 0x03cd, 0x03ce, 0xfffd, 44 }; 45 46 static int 47 iso8859_7_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) 48 { 49 unsigned char c = *s; 50 if (c < 0xa0) { 51 *pwc = (ucs4_t) c; 52 return 1; 53 } 54 else { 55 unsigned short wc = iso8859_7_2uni[c-0xa0]; 56 if (wc != 0xfffd) { 57 *pwc = (ucs4_t) wc; 58 return 1; 59 } 60 } 61 return RET_ILSEQ; 62 } 63 64 static const unsigned char iso8859_7_page00[32] = { 65 0xa0, 0x00, 0x00, 0xa3, 0x00, 0x00, 0xa6, 0xa7, /* 0xa0-0xa7 */ 66 0xa8, 0xa9, 0x00, 0xab, 0xac, 0xad, 0x00, 0x00, /* 0xa8-0xaf */ 67 0xb0, 0xb1, 0xb2, 0xb3, 0x00, 0x00, 0x00, 0xb7, /* 0xb0-0xb7 */ 68 0x00, 0x00, 0x00, 0xbb, 0x00, 0xbd, 0x00, 0x00, /* 0xb8-0xbf */ 69 }; 70 static const unsigned char iso8859_7_page03[88] = { 71 0x00, 0x00, 0xaa, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */ 72 0x00, 0x00, 0x00, 0x00, 0xb4, 0xb5, 0xb6, 0x00, /* 0x80-0x87 */ 73 0xb8, 0xb9, 0xba, 0x00, 0xbc, 0x00, 0xbe, 0xbf, /* 0x88-0x8f */ 74 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x90-0x97 */ 75 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, /* 0x98-0x9f */ 76 0xd0, 0xd1, 0x00, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, /* 0xa0-0xa7 */ 77 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, /* 0xa8-0xaf */ 78 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, /* 0xb0-0xb7 */ 79 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, /* 0xb8-0xbf */ 80 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xc0-0xc7 */ 81 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0x00, /* 0xc8-0xcf */ 82 }; 83 static const unsigned char iso8859_7_page20[16] = { 84 0x00, 0x00, 0x00, 0x00, 0x00, 0xaf, 0x00, 0x00, /* 0x10-0x17 */ 85 0xa1, 0xa2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */ 86 }; 87 88 static int 89 iso8859_7_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) 90 { 91 unsigned char c = 0; 92 if (wc < 0x00a0) { 93 *r = wc; 94 return 1; 95 } 96 else if (wc >= 0x00a0 && wc < 0x00c0) 97 c = iso8859_7_page00[wc-0x00a0]; 98 else if (wc >= 0x0378 && wc < 0x03d0) 99 c = iso8859_7_page03[wc-0x0378]; 100 else if (wc >= 0x2010 && wc < 0x2020) 101 c = iso8859_7_page20[wc-0x2010]; 102 else if (wc == 0x20ac) 103 c = 0xa4; 104 else if (wc == 0x20af) 105 c = 0xa5; 106 if (c != 0) { 107 *r = c; 108 return 1; 109 } 110 return RET_ILUNI; 111 } 112