| /* |
| * Copyright (C) 1999-2001 Free Software Foundation, Inc. |
| * This file is part of the GNU LIBICONV Library. |
| * |
| * The GNU LIBICONV Library is free software; you can redistribute it |
| * and/or modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * The GNU LIBICONV Library is distributed in the hope that it will be |
| * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public |
| * License along with the GNU LIBICONV Library; see the file COPYING.LIB. |
| * If not, write to the Free Software Foundation, Inc., 51 Franklin Street, |
| * Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| |
| /* |
| * CP437 |
| */ |
| |
| static const unsigned short cp437_2uni[128] = { |
| /* 0x80 */ |
| 0x00c7, 0x00fc, 0x00e9, 0x00e2, 0x00e4, 0x00e0, 0x00e5, 0x00e7, |
| 0x00ea, 0x00eb, 0x00e8, 0x00ef, 0x00ee, 0x00ec, 0x00c4, 0x00c5, |
| /* 0x90 */ |
| 0x00c9, 0x00e6, 0x00c6, 0x00f4, 0x00f6, 0x00f2, 0x00fb, 0x00f9, |
| 0x00ff, 0x00d6, 0x00dc, 0x00a2, 0x00a3, 0x00a5, 0x20a7, 0x0192, |
| /* 0xa0 */ |
| 0x00e1, 0x00ed, 0x00f3, 0x00fa, 0x00f1, 0x00d1, 0x00aa, 0x00ba, |
| 0x00bf, 0x2310, 0x00ac, 0x00bd, 0x00bc, 0x00a1, 0x00ab, 0x00bb, |
| /* 0xb0 */ |
| 0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556, |
| 0x2555, 0x2563, 0x2551, 0x2557, 0x255d, 0x255c, 0x255b, 0x2510, |
| /* 0xc0 */ |
| 0x2514, 0x2534, 0x252c, 0x251c, 0x2500, 0x253c, 0x255e, 0x255f, |
| 0x255a, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256c, 0x2567, |
| /* 0xd0 */ |
| 0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256b, |
| 0x256a, 0x2518, 0x250c, 0x2588, 0x2584, 0x258c, 0x2590, 0x2580, |
| /* 0xe0 */ |
| 0x03b1, 0x00df, 0x0393, 0x03c0, 0x03a3, 0x03c3, 0x00b5, 0x03c4, |
| 0x03a6, 0x0398, 0x03a9, 0x03b4, 0x221e, 0x03c6, 0x03b5, 0x2229, |
| /* 0xf0 */ |
| 0x2261, 0x00b1, 0x2265, 0x2264, 0x2320, 0x2321, 0x00f7, 0x2248, |
| 0x00b0, 0x2219, 0x00b7, 0x221a, 0x207f, 0x00b2, 0x25a0, 0x00a0, |
| }; |
| |
| static int |
| cp437_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) |
| { |
| unsigned char c = *s; |
| if (c < 0x80) |
| *pwc = (ucs4_t) c; |
| else |
| *pwc = (ucs4_t) cp437_2uni[c-0x80]; |
| return 1; |
| } |
| |
| static const unsigned char cp437_page00[96] = { |
| 0xff, 0xad, 0x9b, 0x9c, 0x00, 0x9d, 0x00, 0x00, /* 0xa0-0xa7 */ |
| 0x00, 0x00, 0xa6, 0xae, 0xaa, 0x00, 0x00, 0x00, /* 0xa8-0xaf */ |
| 0xf8, 0xf1, 0xfd, 0x00, 0x00, 0xe6, 0x00, 0xfa, /* 0xb0-0xb7 */ |
| 0x00, 0x00, 0xa7, 0xaf, 0xac, 0xab, 0x00, 0xa8, /* 0xb8-0xbf */ |
| 0x00, 0x00, 0x00, 0x00, 0x8e, 0x8f, 0x92, 0x80, /* 0xc0-0xc7 */ |
| 0x00, 0x90, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */ |
| 0x00, 0xa5, 0x00, 0x00, 0x00, 0x00, 0x99, 0x00, /* 0xd0-0xd7 */ |
| 0x00, 0x00, 0x00, 0x00, 0x9a, 0x00, 0x00, 0xe1, /* 0xd8-0xdf */ |
| 0x85, 0xa0, 0x83, 0x00, 0x84, 0x86, 0x91, 0x87, /* 0xe0-0xe7 */ |
| 0x8a, 0x82, 0x88, 0x89, 0x8d, 0xa1, 0x8c, 0x8b, /* 0xe8-0xef */ |
| 0x00, 0xa4, 0x95, 0xa2, 0x93, 0x00, 0x94, 0xf6, /* 0xf0-0xf7 */ |
| 0x00, 0x97, 0xa3, 0x96, 0x81, 0x00, 0x00, 0x98, /* 0xf8-0xff */ |
| }; |
| static const unsigned char cp437_page03[56] = { |
| 0x00, 0x00, 0x00, 0xe2, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */ |
| 0xe9, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */ |
| 0x00, 0x00, 0x00, 0xe4, 0x00, 0x00, 0xe8, 0x00, /* 0xa0-0xa7 */ |
| 0x00, 0xea, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa8-0xaf */ |
| 0x00, 0xe0, 0x00, 0x00, 0xeb, 0xee, 0x00, 0x00, /* 0xb0-0xb7 */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */ |
| 0xe3, 0x00, 0x00, 0xe5, 0xe7, 0x00, 0xed, 0x00, /* 0xc0-0xc7 */ |
| }; |
| static const unsigned char cp437_page22[80] = { |
| 0x00, 0xf9, 0xfb, 0x00, 0x00, 0x00, 0xec, 0x00, /* 0x18-0x1f */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */ |
| 0x00, 0xef, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x28-0x2f */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x30-0x37 */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */ |
| 0xf7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */ |
| 0x00, 0xf0, 0x00, 0x00, 0xf3, 0xf2, 0x00, 0x00, /* 0x60-0x67 */ |
| }; |
| static const unsigned char cp437_page23[24] = { |
| 0xa9, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x18-0x1f */ |
| 0xf4, 0xf5, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x20-0x27 */ |
| }; |
| static const unsigned char cp437_page25[168] = { |
| 0xc4, 0x00, 0xb3, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x00-0x07 */ |
| 0x00, 0x00, 0x00, 0x00, 0xda, 0x00, 0x00, 0x00, /* 0x08-0x0f */ |
| 0xbf, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, /* 0x10-0x17 */ |
| 0xd9, 0x00, 0x00, 0x00, 0xc3, 0x00, 0x00, 0x00, /* 0x18-0x1f */ |
| 0x00, 0x00, 0x00, 0x00, 0xb4, 0x00, 0x00, 0x00, /* 0x20-0x27 */ |
| 0x00, 0x00, 0x00, 0x00, 0xc2, 0x00, 0x00, 0x00, /* 0x28-0x2f */ |
| 0x00, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00, /* 0x30-0x37 */ |
| 0x00, 0x00, 0x00, 0x00, 0xc5, 0x00, 0x00, 0x00, /* 0x38-0x3f */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x40-0x47 */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */ |
| 0xcd, 0xba, 0xd5, 0xd6, 0xc9, 0xb8, 0xb7, 0xbb, /* 0x50-0x57 */ |
| 0xd4, 0xd3, 0xc8, 0xbe, 0xbd, 0xbc, 0xc6, 0xc7, /* 0x58-0x5f */ |
| 0xcc, 0xb5, 0xb6, 0xb9, 0xd1, 0xd2, 0xcb, 0xcf, /* 0x60-0x67 */ |
| 0xd0, 0xca, 0xd8, 0xd7, 0xce, 0x00, 0x00, 0x00, /* 0x68-0x6f */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x70-0x77 */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x78-0x7f */ |
| 0xdf, 0x00, 0x00, 0x00, 0xdc, 0x00, 0x00, 0x00, /* 0x80-0x87 */ |
| 0xdb, 0x00, 0x00, 0x00, 0xdd, 0x00, 0x00, 0x00, /* 0x88-0x8f */ |
| 0xde, 0xb0, 0xb1, 0xb2, 0x00, 0x00, 0x00, 0x00, /* 0x90-0x97 */ |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x98-0x9f */ |
| 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa0-0xa7 */ |
| }; |
| |
| static int |
| cp437_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) |
| { |
| unsigned char c = 0; |
| if (wc < 0x0080) { |
| *r = wc; |
| return 1; |
| } |
| else if (wc >= 0x00a0 && wc < 0x0100) |
| c = cp437_page00[wc-0x00a0]; |
| else if (wc == 0x0192) |
| c = 0x9f; |
| else if (wc >= 0x0390 && wc < 0x03c8) |
| c = cp437_page03[wc-0x0390]; |
| else if (wc == 0x207f) |
| c = 0xfc; |
| else if (wc == 0x20a7) |
| c = 0x9e; |
| else if (wc >= 0x2218 && wc < 0x2268) |
| c = cp437_page22[wc-0x2218]; |
| else if (wc >= 0x2310 && wc < 0x2328) |
| c = cp437_page23[wc-0x2310]; |
| else if (wc >= 0x2500 && wc < 0x25a8) |
| c = cp437_page25[wc-0x2500]; |
| if (c != 0) { |
| *r = c; |
| return 1; |
| } |
| return RET_ILUNI; |
| } |