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Annotation of embedaddon/libiconv/lib/cp1133.h, revision 1.1

1.1     ! misho       1: /*
        !             2:  * Copyright (C) 1999-2001 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:  * IBM-CP1133
        !            23:  */
        !            24: 
        !            25: static const unsigned short cp1133_2uni_1[64] = {
        !            26:   /* 0xa0 */
        !            27:   0x00a0, 0x0e81, 0x0e82, 0x0e84, 0x0e87, 0x0e88, 0x0eaa, 0x0e8a,
        !            28:   0x0e8d, 0x0e94, 0x0e95, 0x0e96, 0x0e97, 0x0e99, 0x0e9a, 0x0e9b,
        !            29:   /* 0xb0 */
        !            30:   0x0e9c, 0x0e9d, 0x0e9e, 0x0e9f, 0x0ea1, 0x0ea2, 0x0ea3, 0x0ea5,
        !            31:   0x0ea7, 0x0eab, 0x0ead, 0x0eae, 0xfffd, 0xfffd, 0xfffd, 0x0eaf,
        !            32:   /* 0xc0 */
        !            33:   0x0eb0, 0x0eb2, 0x0eb3, 0x0eb4, 0x0eb5, 0x0eb6, 0x0eb7, 0x0eb8,
        !            34:   0x0eb9, 0x0ebc, 0x0eb1, 0x0ebb, 0x0ebd, 0xfffd, 0xfffd, 0xfffd,
        !            35:   /* 0xd0 */
        !            36:   0x0ec0, 0x0ec1, 0x0ec2, 0x0ec3, 0x0ec4, 0x0ec8, 0x0ec9, 0x0eca,
        !            37:   0x0ecb, 0x0ecc, 0x0ecd, 0x0ec6, 0xfffd, 0x0edc, 0x0edd, 0x20ad,
        !            38: };
        !            39: static const unsigned short cp1133_2uni_2[16] = {
        !            40:   /* 0xf0 */
        !            41:   0x0ed0, 0x0ed1, 0x0ed2, 0x0ed3, 0x0ed4, 0x0ed5, 0x0ed6, 0x0ed7,
        !            42:   0x0ed8, 0x0ed9, 0xfffd, 0xfffd, 0x00a2, 0x00ac, 0x00a6, 0xfffd,
        !            43: };
        !            44: 
        !            45: static int
        !            46: cp1133_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
        !            47: {
        !            48:   unsigned char c = *s;
        !            49:   if (c < 0xa0) {
        !            50:     *pwc = (ucs4_t) c;
        !            51:     return 1;
        !            52:   }
        !            53:   else if (c < 0xe0) {
        !            54:     unsigned short wc = cp1133_2uni_1[c-0xa0];
        !            55:     if (wc != 0xfffd) {
        !            56:       *pwc = (ucs4_t) wc;
        !            57:       return 1;
        !            58:     }
        !            59:   }
        !            60:   else if (c < 0xf0) {
        !            61:   }
        !            62:   else {
        !            63:     unsigned short wc = cp1133_2uni_2[c-0xf0];
        !            64:     if (wc != 0xfffd) {
        !            65:       *pwc = (ucs4_t) wc;
        !            66:       return 1;
        !            67:     }
        !            68:   }
        !            69:   return RET_ILSEQ;
        !            70: }
        !            71: 
        !            72: static const unsigned char cp1133_page00[16] = {
        !            73:   0xa0, 0x00, 0xfc, 0x00, 0x00, 0x00, 0xfe, 0x00, /* 0xa0-0xa7 */
        !            74:   0x00, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x00, 0x00, /* 0xa8-0xaf */
        !            75: };
        !            76: static const unsigned char cp1133_page0e[96] = {
        !            77:   0x00, 0xa1, 0xa2, 0x00, 0xa3, 0x00, 0x00, 0xa4, /* 0x80-0x87 */
        !            78:   0xa5, 0x00, 0xa7, 0x00, 0x00, 0xa8, 0x00, 0x00, /* 0x88-0x8f */
        !            79:   0x00, 0x00, 0x00, 0x00, 0xa9, 0xaa, 0xab, 0xac, /* 0x90-0x97 */
        !            80:   0x00, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, /* 0x98-0x9f */
        !            81:   0x00, 0xb4, 0xb5, 0xb6, 0x00, 0xb7, 0x00, 0xb8, /* 0xa0-0xa7 */
        !            82:   0x00, 0x00, 0xa6, 0xb9, 0x00, 0xba, 0xbb, 0xbf, /* 0xa8-0xaf */
        !            83:   0xc0, 0xca, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, /* 0xb0-0xb7 */
        !            84:   0xc7, 0xc8, 0x00, 0xcb, 0xc9, 0xcc, 0x00, 0x00, /* 0xb8-0xbf */
        !            85:   0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0x00, 0xdb, 0x00, /* 0xc0-0xc7 */
        !            86:   0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0x00, 0x00, /* 0xc8-0xcf */
        !            87:   0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, /* 0xd0-0xd7 */
        !            88:   0xf8, 0xf9, 0x00, 0x00, 0xdd, 0xde, 0x00, 0x00, /* 0xd8-0xdf */
        !            89: };
        !            90: 
        !            91: static int
        !            92: cp1133_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
        !            93: {
        !            94:   unsigned char c = 0;
        !            95:   if (wc < 0x00a0) {
        !            96:     *r = wc;
        !            97:     return 1;
        !            98:   }
        !            99:   else if (wc >= 0x00a0 && wc < 0x00b0)
        !           100:     c = cp1133_page00[wc-0x00a0];
        !           101:   else if (wc >= 0x0e80 && wc < 0x0ee0)
        !           102:     c = cp1133_page0e[wc-0x0e80];
        !           103:   else if (wc == 0x20ad)
        !           104:     c = 0xdf;
        !           105:   if (c != 0) {
        !           106:     *r = c;
        !           107:     return 1;
        !           108:   }
        !           109:   return RET_ILUNI;
        !           110: }