1 /* 2 * Copyright (C) 1999-2002 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 * RISCOS-LATIN1 23 */ 24 25 static const unsigned short riscos1_2uni[32] = { 26 /* 0x80 */ 27 0x221a, 0x0174, 0x0175, 0x0083, 0x2573, 0x0176, 0x0177, 0x0087, 28 0x21e6, 0x21e8, 0x21e9, 0x21e7, 0x2026, 0x2122, 0x2030, 0x2022, 29 /* 0x90 */ 30 0x2018, 0x2019, 0x2039, 0x203a, 0x201c, 0x201d, 0x201e, 0x2013, 31 0x2014, 0x2212, 0x0152, 0x0153, 0x2020, 0x2021, 0xfb01, 0xfb02, 32 }; 33 34 static int 35 riscos1_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) 36 { 37 unsigned char c = *s; 38 if (c >= 0x80 && c < 0xa0) 39 *pwc = (ucs4_t) riscos1_2uni[c-0x80]; 40 else 41 *pwc = (ucs4_t) c; 42 return 1; 43 } 44 45 static const unsigned char riscos1_page01[40] = { 46 0x00, 0x00, 0x9a, 0x9b, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */ 47 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */ 48 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x60-0x67 */ 49 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */ 50 0x00, 0x00, 0x00, 0x00, 0x81, 0x82, 0x85, 0x86, /* 0x70-0x77 */ 51 }; 52 static const unsigned char riscos1_page20[48] = { 53 0x00, 0x00, 0x00, 0x97, 0x98, 0x00, 0x00, 0x00, /* 0x10-0x17 */ 54 0x90, 0x91, 0x00, 0x00, 0x94, 0x95, 0x96, 0x00, /* 0x18-0x1f */ 55 0x9c, 0x9d, 0x8f, 0x00, 0x00, 0x00, 0x8c, 0x00, /* 0x20-0x27 */ 56 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */ 57 0x8e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */ 58 0x00, 0x92, 0x93, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */ 59 }; 60 static const unsigned char riscos1_page21[16] = { 61 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x8b, /* 0xe0-0xe7 */ 62 0x89, 0x8a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xe8-0xef */ 63 }; 64 static const unsigned char riscos1_page22[16] = { 65 0x00, 0x00, 0x99, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */ 66 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */ 67 }; 68 69 static int 70 riscos1_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) 71 { 72 unsigned char c = 0; 73 if (wc < 0x0080 || wc == 0x0083 || wc == 0x0087 || (wc >= 0x00a0 && wc < 0x0100)) { 74 *r = wc; 75 return 1; 76 } 77 else if (wc >= 0x0150 && wc < 0x0178) 78 c = riscos1_page01[wc-0x0150]; 79 else if (wc >= 0x2010 && wc < 0x2040) 80 c = riscos1_page20[wc-0x2010]; 81 else if (wc == 0x2122) 82 c = 0x8d; 83 else if (wc >= 0x21e0 && wc < 0x21f0) 84 c = riscos1_page21[wc-0x21e0]; 85 else if (wc >= 0x2210 && wc < 0x2220) 86 c = riscos1_page22[wc-0x2210]; 87 else if (wc == 0x2573) 88 c = 0x84; 89 else if (wc >= 0xfb01 && wc < 0xfb03) 90 c = wc-0xfa63; 91 if (c != 0) { 92 *r = c; 93 return 1; 94 } 95 return RET_ILUNI; 96 } 97