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Annotation of embedaddon/libiconv/lib/cp1133.h, revision 1.1.1.2

1.1       misho       1: /*
1.1.1.2 ! misho       2:  * Copyright (C) 1999-2001, 2016 Free Software Foundation, Inc.
1.1       misho       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.
1.1.1.2 ! misho      17:  * If not, see <https://www.gnu.org/licenses/>.
1.1       misho      18:  */
                     19: 
                     20: /*
                     21:  * IBM-CP1133
                     22:  */
                     23: 
                     24: static const unsigned short cp1133_2uni_1[64] = {
                     25:   /* 0xa0 */
                     26:   0x00a0, 0x0e81, 0x0e82, 0x0e84, 0x0e87, 0x0e88, 0x0eaa, 0x0e8a,
                     27:   0x0e8d, 0x0e94, 0x0e95, 0x0e96, 0x0e97, 0x0e99, 0x0e9a, 0x0e9b,
                     28:   /* 0xb0 */
                     29:   0x0e9c, 0x0e9d, 0x0e9e, 0x0e9f, 0x0ea1, 0x0ea2, 0x0ea3, 0x0ea5,
                     30:   0x0ea7, 0x0eab, 0x0ead, 0x0eae, 0xfffd, 0xfffd, 0xfffd, 0x0eaf,
                     31:   /* 0xc0 */
                     32:   0x0eb0, 0x0eb2, 0x0eb3, 0x0eb4, 0x0eb5, 0x0eb6, 0x0eb7, 0x0eb8,
                     33:   0x0eb9, 0x0ebc, 0x0eb1, 0x0ebb, 0x0ebd, 0xfffd, 0xfffd, 0xfffd,
                     34:   /* 0xd0 */
                     35:   0x0ec0, 0x0ec1, 0x0ec2, 0x0ec3, 0x0ec4, 0x0ec8, 0x0ec9, 0x0eca,
                     36:   0x0ecb, 0x0ecc, 0x0ecd, 0x0ec6, 0xfffd, 0x0edc, 0x0edd, 0x20ad,
                     37: };
                     38: static const unsigned short cp1133_2uni_2[16] = {
                     39:   /* 0xf0 */
                     40:   0x0ed0, 0x0ed1, 0x0ed2, 0x0ed3, 0x0ed4, 0x0ed5, 0x0ed6, 0x0ed7,
                     41:   0x0ed8, 0x0ed9, 0xfffd, 0xfffd, 0x00a2, 0x00ac, 0x00a6, 0xfffd,
                     42: };
                     43: 
                     44: static int
1.1.1.2 ! misho      45: cp1133_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, size_t n)
1.1       misho      46: {
                     47:   unsigned char c = *s;
                     48:   if (c < 0xa0) {
                     49:     *pwc = (ucs4_t) c;
                     50:     return 1;
                     51:   }
                     52:   else if (c < 0xe0) {
                     53:     unsigned short wc = cp1133_2uni_1[c-0xa0];
                     54:     if (wc != 0xfffd) {
                     55:       *pwc = (ucs4_t) wc;
                     56:       return 1;
                     57:     }
                     58:   }
                     59:   else if (c < 0xf0) {
                     60:   }
                     61:   else {
                     62:     unsigned short wc = cp1133_2uni_2[c-0xf0];
                     63:     if (wc != 0xfffd) {
                     64:       *pwc = (ucs4_t) wc;
                     65:       return 1;
                     66:     }
                     67:   }
                     68:   return RET_ILSEQ;
                     69: }
                     70: 
                     71: static const unsigned char cp1133_page00[16] = {
                     72:   0xa0, 0x00, 0xfc, 0x00, 0x00, 0x00, 0xfe, 0x00, /* 0xa0-0xa7 */
                     73:   0x00, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
                     74: };
                     75: static const unsigned char cp1133_page0e[96] = {
                     76:   0x00, 0xa1, 0xa2, 0x00, 0xa3, 0x00, 0x00, 0xa4, /* 0x80-0x87 */
                     77:   0xa5, 0x00, 0xa7, 0x00, 0x00, 0xa8, 0x00, 0x00, /* 0x88-0x8f */
                     78:   0x00, 0x00, 0x00, 0x00, 0xa9, 0xaa, 0xab, 0xac, /* 0x90-0x97 */
                     79:   0x00, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, /* 0x98-0x9f */
                     80:   0x00, 0xb4, 0xb5, 0xb6, 0x00, 0xb7, 0x00, 0xb8, /* 0xa0-0xa7 */
                     81:   0x00, 0x00, 0xa6, 0xb9, 0x00, 0xba, 0xbb, 0xbf, /* 0xa8-0xaf */
                     82:   0xc0, 0xca, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, /* 0xb0-0xb7 */
                     83:   0xc7, 0xc8, 0x00, 0xcb, 0xc9, 0xcc, 0x00, 0x00, /* 0xb8-0xbf */
                     84:   0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0x00, 0xdb, 0x00, /* 0xc0-0xc7 */
                     85:   0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0x00, 0x00, /* 0xc8-0xcf */
                     86:   0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xd0-0xd7 */
                     87:   0xf8, 0xf9, 0x00, 0x00, 0xdd, 0xde, 0x00, 0x00, /* 0xd8-0xdf */
                     88: };
                     89: 
                     90: static int
1.1.1.2 ! misho      91: cp1133_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, size_t n)
1.1       misho      92: {
                     93:   unsigned char c = 0;
                     94:   if (wc < 0x00a0) {
                     95:     *r = wc;
                     96:     return 1;
                     97:   }
                     98:   else if (wc >= 0x00a0 && wc < 0x00b0)
                     99:     c = cp1133_page00[wc-0x00a0];
                    100:   else if (wc >= 0x0e80 && wc < 0x0ee0)
                    101:     c = cp1133_page0e[wc-0x0e80];
                    102:   else if (wc == 0x20ad)
                    103:     c = 0xdf;
                    104:   if (c != 0) {
                    105:     *r = c;
                    106:     return 1;
                    107:   }
                    108:   return RET_ILUNI;
                    109: }