From ead67afc96cdff3e74bb616e8e3a8b0a7695a28a Mon Sep 17 00:00:00 2001 From: Pixel Date: Tue, 11 Oct 2011 16:45:31 -0700 Subject: Making the project compile with mingw32, on the same Makefile. No more separate Makefiles insanity. --- win32/iconv/shift_jisx0213.h | 310 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 310 insertions(+) create mode 100644 win32/iconv/shift_jisx0213.h (limited to 'win32/iconv/shift_jisx0213.h') diff --git a/win32/iconv/shift_jisx0213.h b/win32/iconv/shift_jisx0213.h new file mode 100644 index 0000000..264a040 --- /dev/null +++ b/win32/iconv/shift_jisx0213.h @@ -0,0 +1,310 @@ +/* + * Copyright (C) 1999-2002 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., 59 Temple Place - + * Suite 330, Boston, MA 02111-1307, USA. + */ + +/* + * SHIFT_JISX0213 + */ + +/* The structure of Shift_JISX0213 is as follows: + + 0x00..0x7F: ISO646-JP, an ASCII variant + + 0x{A1..DF}: JISX0201 Katakana. + + 0x{81..9F,E0..EF}{40..7E,80..FC}: JISX0213 plane 1. + + 0x{F0..FC}{40..7E,80..FC}: JISX0213 plane 2, with irregular row mapping. + + Note that some JISX0213 characters are not contained in Unicode 3.2 + and are therefore best represented as sequences of Unicode characters. +*/ + +#include "jisx0213.h" +#include "flushwc.h" + +static int +shift_jisx0213_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) +{ + ucs4_t last_wc = conv->istate; + if (last_wc) { + /* Output the buffered character. */ + conv->istate = 0; + *pwc = last_wc; + return 0; /* Don't advance the input pointer. */ + } else { + unsigned char c = *s; + if (c < 0x80) { + /* Plain ISO646-JP character. */ + if (c == 0x5c) + *pwc = (ucs4_t) 0x00a5; + else if (c == 0x7e) + *pwc = (ucs4_t) 0x203e; + else + *pwc = (ucs4_t) c; + return 1; + } else if (c >= 0xa1 && c <= 0xdf) { + *pwc = c + 0xfec0; + return 1; + } else { + if ((c >= 0x81 && c <= 0x9f) || (c >= 0xe0 && c <= 0xfc)) { + /* Two byte character. */ + if (n >= 2) { + unsigned char c2 = s[1]; + if ((c2 >= 0x40 && c2 <= 0x7e) || (c2 >= 0x80 && c2 <= 0xfc)) { + unsigned int c1; + ucs4_t wc; + /* Convert to row and column. */ + if (c < 0xe0) + c -= 0x81; + else + c -= 0xc1; + if (c2 < 0x80) + c2 -= 0x40; + else + c2 -= 0x41; + /* Now 0 <= c <= 0x3b, 0 <= c2 <= 0xbb. */ + c1 = 2 * c; + if (c2 >= 0x5e) + c2 -= 0x5e, c1++; + c2 += 0x21; + if (c1 >= 0x5e) { + /* Handling of JISX 0213 plane 2 rows. */ + if (c1 >= 0x67) + c1 += 230; + else if (c1 >= 0x63 || c1 == 0x5f) + c1 += 168; + else + c1 += 162; + } + wc = jisx0213_to_ucs4(0x121+c1,c2); + if (wc) { + if (wc < 0x80) { + /* It's a combining character. */ + ucs4_t wc1 = jisx0213_to_ucs_combining[wc - 1][0]; + ucs4_t wc2 = jisx0213_to_ucs_combining[wc - 1][1]; + /* We cannot output two Unicode characters at once. So, + output the first character and buffer the second one. */ + *pwc = wc1; + conv->istate = wc2; + } else + *pwc = wc; + return 2; + } + } + } else + return RET_TOOFEW(0); + } + return RET_ILSEQ; + } + } +} + +#define shift_jisx0213_flushwc normal_flushwc + +/* Composition tables for each of the relevant combining characters. */ +static const struct { unsigned short base; unsigned short composed; } shift_jisx0213_comp_table_data[] = { +#define shift_jisx0213_comp_table02e5_idx 0 +#define shift_jisx0213_comp_table02e5_len 1 + { 0x8684, 0x8685 }, /* 0x12B65 = 0x12B64 U+02E5 */ +#define shift_jisx0213_comp_table02e9_idx (shift_jisx0213_comp_table02e5_idx+shift_jisx0213_comp_table02e5_len) +#define shift_jisx0213_comp_table02e9_len 1 + { 0x8680, 0x8686 }, /* 0x12B66 = 0x12B60 U+02E9 */ +#define shift_jisx0213_comp_table0300_idx (shift_jisx0213_comp_table02e9_idx+shift_jisx0213_comp_table02e9_len) +#define shift_jisx0213_comp_table0300_len 5 + { 0x857b, 0x8663 }, /* 0x12B44 = 0x1295C U+0300 */ + { 0x8657, 0x8667 }, /* 0x12B48 = 0x12B38 U+0300 */ + { 0x8656, 0x8669 }, /* 0x12B4A = 0x12B37 U+0300 */ + { 0x864f, 0x866b }, /* 0x12B4C = 0x12B30 U+0300 */ + { 0x8662, 0x866d }, /* 0x12B4E = 0x12B43 U+0300 */ +#define shift_jisx0213_comp_table0301_idx (shift_jisx0213_comp_table0300_idx+shift_jisx0213_comp_table0300_len) +#define shift_jisx0213_comp_table0301_len 4 + { 0x8657, 0x8668 }, /* 0x12B49 = 0x12B38 U+0301 */ + { 0x8656, 0x866a }, /* 0x12B4B = 0x12B37 U+0301 */ + { 0x864f, 0x866c }, /* 0x12B4D = 0x12B30 U+0301 */ + { 0x8662, 0x866e }, /* 0x12B4F = 0x12B43 U+0301 */ +#define shift_jisx0213_comp_table309a_idx (shift_jisx0213_comp_table0301_idx+shift_jisx0213_comp_table0301_len) +#define shift_jisx0213_comp_table309a_len 14 + { 0x82a9, 0x82f5 }, /* 0x12477 = 0x1242B U+309A */ + { 0x82ab, 0x82f6 }, /* 0x12478 = 0x1242D U+309A */ + { 0x82ad, 0x82f7 }, /* 0x12479 = 0x1242F U+309A */ + { 0x82af, 0x82f8 }, /* 0x1247A = 0x12431 U+309A */ + { 0x82b1, 0x82f9 }, /* 0x1247B = 0x12433 U+309A */ + { 0x834a, 0x8397 }, /* 0x12577 = 0x1252B U+309A */ + { 0x834c, 0x8398 }, /* 0x12578 = 0x1252D U+309A */ + { 0x834e, 0x8399 }, /* 0x12579 = 0x1252F U+309A */ + { 0x8350, 0x839a }, /* 0x1257A = 0x12531 U+309A */ + { 0x8352, 0x839b }, /* 0x1257B = 0x12533 U+309A */ + { 0x835a, 0x839c }, /* 0x1257C = 0x1253B U+309A */ + { 0x8363, 0x839d }, /* 0x1257D = 0x12544 U+309A */ + { 0x8367, 0x839e }, /* 0x1257E = 0x12548 U+309A */ + { 0x83f3, 0x83f6 }, /* 0x12678 = 0x12675 U+309A */ +}; + +static int +shift_jisx0213_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) +{ + int count = 0; + unsigned short lasttwo = conv->ostate; + + if (lasttwo) { + /* Attempt to combine the last character with this one. */ + unsigned int idx; + unsigned int len; + + if (wc == 0x02e5) + idx = shift_jisx0213_comp_table02e5_idx, + len = shift_jisx0213_comp_table02e5_len; + else if (wc == 0x02e9) + idx = shift_jisx0213_comp_table02e9_idx, + len = shift_jisx0213_comp_table02e9_len; + else if (wc == 0x0300) + idx = shift_jisx0213_comp_table0300_idx, + len = shift_jisx0213_comp_table0300_len; + else if (wc == 0x0301) + idx = shift_jisx0213_comp_table0301_idx, + len = shift_jisx0213_comp_table0301_len; + else if (wc == 0x309a) + idx = shift_jisx0213_comp_table309a_idx, + len = shift_jisx0213_comp_table309a_len; + else + goto not_combining; + + do + if (shift_jisx0213_comp_table_data[idx].base == lasttwo) + break; + while (++idx, --len > 0); + + if (len > 0) { + /* Output the combined character. */ + if (n >= 2) { + lasttwo = shift_jisx0213_comp_table_data[idx].composed; + r[0] = (lasttwo >> 8) & 0xff; + r[1] = lasttwo & 0xff; + conv->ostate = 0; + return 2; + } else + return RET_TOOSMALL; + } + + not_combining: + /* Output the buffered character. */ + if (n < 2) + return RET_TOOSMALL; + r[0] = (lasttwo >> 8) & 0xff; + r[1] = lasttwo & 0xff; + r += 2; + count = 2; + } + + if (wc < 0x80 && wc != 0x5c && wc != 0x7e) { + /* Plain ISO646-JP character. */ + if (n > count) { + r[0] = (unsigned char) wc; + conv->ostate = 0; + return count+1; + } else + return RET_TOOSMALL; + } else if (wc == 0x00a5) { + if (n > count) { + r[0] = 0x5c; + conv->ostate = 0; + return count+1; + } else + return RET_TOOSMALL; + } else if (wc == 0x203e) { + if (n > count) { + r[0] = 0x7e; + conv->ostate = 0; + return count+1; + } else + return RET_TOOSMALL; + } else if (wc >= 0xff61 && wc <= 0xff9f) { + /* Half-width katakana. */ + if (n > count) { + r[0] = wc - 0xfec0; + conv->ostate = 0; + return count+1; + } else + return RET_TOOSMALL; + } else { + unsigned int s1, s2; + unsigned short jch = ucs4_to_jisx0213(wc); + if (jch != 0) { + /* Convert it to shifted representation. */ + s1 = jch >> 8; + s2 = jch & 0x7f; + s1 -= 0x21; + s2 -= 0x21; + if (s1 >= 0x5e) { + /* Handling of JISX 0213 plane 2 rows. */ + if (s1 >= 0xcd) /* rows 0x26E..0x27E */ + s1 -= 102; + else if (s1 >= 0x8b || s1 == 0x87) /* rows 0x228, 0x22C..0x22F */ + s1 -= 40; + else /* rows 0x221, 0x223..0x225 */ + s1 -= 34; + /* Now 0x5e <= s1 <= 0x77. */ + } + if (s1 & 1) + s2 += 0x5e; + s1 = s1 >> 1; + if (s1 < 0x1f) + s1 += 0x81; + else + s1 += 0xc1; + if (s2 < 0x3f) + s2 += 0x40; + else + s2 += 0x41; + if (jch & 0x0080) { + /* A possible match in comp_table_data. We have to buffer it. */ + /* We know it's a JISX 0213 plane 1 character. */ + if (jch & 0x8000) abort(); + conv->ostate = (s1 << 8) | s2; + return count+0; + } + /* Output the shifted representation. */ + if (n >= count+2) { + r[0] = s1; + r[1] = s2; + conv->ostate = 0; + return count+2; + } else + return RET_TOOSMALL; + } + return RET_ILUNI; + } +} + +static int +shift_jisx0213_reset (conv_t conv, unsigned char *r, int n) +{ + state_t lasttwo = conv->ostate; + + if (lasttwo) { + if (n < 2) + return RET_TOOSMALL; + r[0] = (lasttwo >> 8) & 0xff; + r[1] = lasttwo & 0xff; + /* conv->ostate = 0; will be done by the caller */ + return 2; + } else + return 0; +} -- cgit v1.2.3