179 lines
8.2 KiB
C
179 lines
8.2 KiB
C
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/*
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* Copyright (C) 1999-2022 Free Software Foundation, Inc.
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* This file is part of the GNU LIBICONV Library.
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*
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* The GNU LIBICONV Library is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* The GNU LIBICONV Library is distributed in the hope that it will be
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* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with the GNU LIBICONV Library; see the file COPYING.LIB.
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* If not, see <https://www.gnu.org/licenses/>.
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*/
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/*
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* IBM-16804
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*/
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static const unsigned short ebcdic16804_2uni[256] = {
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/* 0x00 */
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0x0000, 0x0001, 0x0002, 0x0003, 0x009c, 0x0009, 0x0086, 0x007f,
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0x0097, 0x008d, 0x008e, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f,
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/* 0x10 */
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0x0010, 0x0011, 0x0012, 0x0013, 0x009d, 0x0085, 0x0008, 0x0087,
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0x0018, 0x0019, 0x0092, 0x008f, 0x001c, 0x001d, 0x001e, 0x001f,
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/* 0x20 */
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0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x000a, 0x0017, 0x001b,
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0x0088, 0x0089, 0x008a, 0x008b, 0x008c, 0x0005, 0x0006, 0x0007,
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/* 0x30 */
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0x0090, 0x0091, 0x0016, 0x0093, 0x0094, 0x0095, 0x0096, 0x0004,
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0x0098, 0x0099, 0x009a, 0x009b, 0x0014, 0x0015, 0x009e, 0x001a,
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/* 0x40 */
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0x0020, 0x00a0, 0x0651, 0xfe7d, 0x0640, 0x200b, 0x0621, 0x0622,
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0xfe82, 0x0623, 0x00a2, 0x002e, 0x003c, 0x0028, 0x002b, 0x007c,
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/* 0x50 */
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0x0026, 0xfe84, 0x0624, 0xfffd, 0xfffd, 0x0626, 0x0627, 0xfe8e,
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0x0628, 0xfe91, 0x0021, 0x0024, 0x002a, 0x0029, 0x003b, 0x00ac,
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/* 0x60 */
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0x002d, 0x002f, 0x0629, 0x062a, 0xfe97, 0x062b, 0xfe9b, 0x062c,
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0xfe9f, 0x062d, 0x00a6, 0x002c, 0x0025, 0x005f, 0x003e, 0x003f,
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/* 0x70 */
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0xfea3, 0x062e, 0xfea7, 0x062f, 0x0630, 0x0631, 0x0632, 0x0633,
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0xfeb3, 0x060c, 0x003a, 0x0023, 0x0040, 0x0027, 0x003d, 0x0022,
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/* 0x80 */
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0x0634, 0x0061, 0x0062, 0x0063, 0x0064, 0x0065, 0x0066, 0x0067,
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0x0068, 0x0069, 0xfeb7, 0x0635, 0xfebb, 0x0636, 0xfebf, 0x0637,
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/* 0x90 */
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0x0638, 0x006a, 0x006b, 0x006c, 0x006d, 0x006e, 0x006f, 0x0070,
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0x0071, 0x0072, 0x0639, 0xfeca, 0xfecb, 0xfecc, 0x063a, 0xfece,
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/* 0xa0 */
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0xfecf, 0x00f7, 0x0073, 0x0074, 0x0075, 0x0076, 0x0077, 0x0078,
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0x0079, 0x007a, 0xfed0, 0x0641, 0xfed3, 0x0642, 0xfed7, 0x0643,
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/* 0xb0 */
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0xfedb, 0x0644, 0xfef5, 0xfef6, 0xfef7, 0xfef8, 0xfffd, 0xfffd,
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0xfefb, 0xfefc, 0xfedf, 0x0645, 0xfee3, 0x0646, 0xfee7, 0x0647,
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/* 0xc0 */
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0x061b, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047,
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0x0048, 0x0049, 0x00ad, 0xfeeb, 0xfffd, 0xfeec, 0xfffd, 0x0648,
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/* 0xd0 */
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0x061f, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f, 0x0050,
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0x0051, 0x0052, 0x0649, 0xfef0, 0x064a, 0xfef2, 0xfef3, 0x0660,
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/* 0xe0 */
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0x00d7, 0x2007, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058,
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0x0059, 0x005a, 0x0661, 0x0662, 0xfffd, 0x0663, 0x0664, 0x0665,
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/* 0xf0 */
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0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037,
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0x0038, 0x0039, 0x20ac, 0x0666, 0x0667, 0x0668, 0x0669, 0x009f,
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};
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static int
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ebcdic16804_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
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{
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unsigned char c = *s;
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unsigned short wc = ebcdic16804_2uni[c];
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if (wc != 0xfffd) {
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*pwc = (ucs4_t) wc;
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return 1;
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}
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return RET_ILSEQ;
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}
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static const unsigned char ebcdic16804_page00[248] = {
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0x00, 0x01, 0x02, 0x03, 0x37, 0x2d, 0x2e, 0x2f, /* 0x00-0x07 */
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0x16, 0x05, 0x25, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, /* 0x08-0x0f */
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0x10, 0x11, 0x12, 0x13, 0x3c, 0x3d, 0x32, 0x26, /* 0x10-0x17 */
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0x18, 0x19, 0x3f, 0x27, 0x1c, 0x1d, 0x1e, 0x1f, /* 0x18-0x1f */
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0x40, 0x5a, 0x7f, 0x7b, 0x5b, 0x6c, 0x50, 0x7d, /* 0x20-0x27 */
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0x4d, 0x5d, 0x5c, 0x4e, 0x6b, 0x60, 0x4b, 0x61, /* 0x28-0x2f */
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0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0x30-0x37 */
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0xf8, 0xf9, 0x7a, 0x5e, 0x4c, 0x7e, 0x6e, 0x6f, /* 0x38-0x3f */
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0x7c, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, /* 0x40-0x47 */
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0xc8, 0xc9, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, /* 0x48-0x4f */
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0xd7, 0xd8, 0xd9, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, /* 0x50-0x57 */
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0xe7, 0xe8, 0xe9, 0x00, 0x00, 0x00, 0x00, 0x6d, /* 0x58-0x5f */
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0x00, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, /* 0x60-0x67 */
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0x88, 0x89, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, /* 0x68-0x6f */
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0x97, 0x98, 0x99, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, /* 0x70-0x77 */
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0xa7, 0xa8, 0xa9, 0x00, 0x4f, 0x00, 0x00, 0x07, /* 0x78-0x7f */
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0x20, 0x21, 0x22, 0x23, 0x24, 0x15, 0x06, 0x17, /* 0x80-0x87 */
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0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x09, 0x0a, 0x1b, /* 0x88-0x8f */
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0x30, 0x31, 0x1a, 0x33, 0x34, 0x35, 0x36, 0x08, /* 0x90-0x97 */
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0x38, 0x39, 0x3a, 0x3b, 0x04, 0x14, 0x3e, 0xff, /* 0x98-0x9f */
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0x41, 0x00, 0x4a, 0x00, 0x00, 0x00, 0x6a, 0x00, /* 0xa0-0xa7 */
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0x00, 0x00, 0x00, 0x00, 0x5f, 0xca, 0x00, 0x00, /* 0xa8-0xaf */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb0-0xb7 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xb8-0xbf */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0-0xc7 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc8-0xcf */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0, /* 0xd0-0xd7 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xd8-0xdf */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xe0-0xe7 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xe8-0xef */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa1, /* 0xf0-0xf7 */
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};
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static const unsigned char ebcdic16804_page06[104] = {
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0x00, 0x00, 0x00, 0x00, 0x79, 0x00, 0x00, 0x00, /* 0x08-0x0f */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x10-0x17 */
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0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, 0xd0, /* 0x18-0x1f */
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0x00, 0x46, 0x47, 0x49, 0x52, 0x00, 0x55, 0x56, /* 0x20-0x27 */
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0x58, 0x62, 0x63, 0x65, 0x67, 0x69, 0x71, 0x73, /* 0x28-0x2f */
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0x74, 0x75, 0x76, 0x77, 0x80, 0x8b, 0x8d, 0x8f, /* 0x30-0x37 */
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0x90, 0x9a, 0x9e, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x38-0x3f */
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0x44, 0xab, 0xad, 0xaf, 0xb1, 0xbb, 0xbd, 0xbf, /* 0x40-0x47 */
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0xcf, 0xda, 0xdc, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x48-0x4f */
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0x00, 0x42, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x50-0x57 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x58-0x5f */
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0xdf, 0xea, 0xeb, 0xed, 0xee, 0xef, 0xfb, 0xfc, /* 0x60-0x67 */
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0xfd, 0xfe, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0x68-0x6f */
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};
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static const unsigned char ebcdic16804_page20[16] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe1, /* 0x00-0x07 */
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0x00, 0x00, 0x00, 0x45, 0x00, 0x00, 0x00, 0x00, /* 0x08-0x0f */
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};
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static const unsigned char ebcdic16804_pagefe[136] = {
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0x00, 0x00, 0x00, 0x00, 0x00, 0x43, 0x00, 0x00, /* 0x78-0x7f */
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0x00, 0x00, 0x48, 0x00, 0x51, 0x00, 0x00, 0x00, /* 0x80-0x87 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x57, 0x00, /* 0x88-0x8f */
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0x00, 0x59, 0x00, 0x00, 0x00, 0x00, 0x00, 0x64, /* 0x90-0x97 */
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0x00, 0x00, 0x00, 0x66, 0x00, 0x00, 0x00, 0x68, /* 0x98-0x9f */
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0x00, 0x00, 0x00, 0x70, 0x00, 0x00, 0x00, 0x72, /* 0xa0-0xa7 */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
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0x00, 0x00, 0x00, 0x78, 0x00, 0x00, 0x00, 0x8a, /* 0xb0-0xb7 */
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0x00, 0x00, 0x00, 0x8c, 0x00, 0x00, 0x00, 0x8e, /* 0xb8-0xbf */
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 0xc0-0xc7 */
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0x00, 0x00, 0x9b, 0x9c, 0x9d, 0x00, 0x9f, 0xa0, /* 0xc8-0xcf */
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0xaa, 0x00, 0x00, 0xac, 0x00, 0x00, 0x00, 0xae, /* 0xd0-0xd7 */
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0x00, 0x00, 0x00, 0xb0, 0x00, 0x00, 0x00, 0xba, /* 0xd8-0xdf */
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0x00, 0x00, 0x00, 0xbc, 0x00, 0x00, 0x00, 0xbe, /* 0xe0-0xe7 */
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0x00, 0x00, 0x00, 0xcb, 0xcd, 0x00, 0x00, 0x00, /* 0xe8-0xef */
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0xdb, 0x00, 0xdd, 0xde, 0x00, 0xb2, 0xb3, 0xb4, /* 0xf0-0xf7 */
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0xb5, 0x00, 0x00, 0xb8, 0xb9, 0x00, 0x00, 0x00, /* 0xf8-0xff */
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};
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static int
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ebcdic16804_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
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{
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unsigned char c = 0;
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if (wc < 0x00f8)
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c = ebcdic16804_page00[wc];
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else if (wc >= 0x0608 && wc < 0x0670)
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c = ebcdic16804_page06[wc-0x0608];
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else if (wc >= 0x2000 && wc < 0x2010)
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c = ebcdic16804_page20[wc-0x2000];
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else if (wc == 0x20ac)
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c = 0xfa;
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else if (wc >= 0xfe78 && wc < 0xff00)
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c = ebcdic16804_pagefe[wc-0xfe78];
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if (c != 0 || wc == 0) {
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*r = c;
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return 1;
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}
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return RET_ILUNI;
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}
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