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/*
* KANJI Code conversion routines.
* (for upTeX and e-upTeX)
*/
#include "kanji.h"
#define CS_TOKEN_FLAG 0x1FFFFFFF
#define CJK_CHAR_LIMIT 0x1000000
#define CJK_TOKEN_FLAG 0xFFFFFF
#define KCAT_KANJI 16
#define KCAT_HANGUL 19
#if !defined(WIN32)
int sjisterminal;
#endif
/* TOKEN */
boolean check_kanji (integer c)
{
if (c > CS_TOKEN_FLAG) return false;
else if (!(XXHi(c)>=KCAT_KANJI && XXHi(c)<=KCAT_HANGUL)) return false;
else return is_char_kanji(c);
}
boolean is_char_ascii(integer c)
{
return (0 <= c && c < 0x100);
}
boolean is_char_kanji(integer c)
{
if (is_internalUPTEX())
return (c>=0&&(c & CJK_TOKEN_FLAG) < CJK_CHAR_LIMIT);
else
return iskanji1(Hi(c)) && iskanji2(Lo(c));
}
boolean ismultiprn(integer c)
{
int i, j;
for (i=2; i<=4; i++) for (j=1; j<=i; j++) {
if (ismultichr(i,j,c)) return true;
}
return false;
}
integer calc_pos(integer c)
{
unsigned char c1, c2;
if(c>=0 && c<=255) return(c);
c1 = Hi(c);
c2 = Lo(c);
c1 = (c1 % 4) * 64; /* c1 = 0, 64, 128, 192 */
c2 = c2 % 64; /* c2 = 0..63 */
return(c1 + c2); /* ret = 0..255 */
}
/* Ref. http://www.unicode.org/Public/UNIDATA/Blocks.txt */
/* # Blocks-9.0.0.txt */
/* # Date: 2016-02-05, 23:48:00 GMT [KW] */
static long ucs_range[]={
0x0000, /* Basic Latin */ /* 0x00 */
0x0080, /* Latin-1 Supplement */
0x0100, /* Latin Extended-A */
0x0180, /* Latin Extended-B */
0x0250, /* IPA Extensions */
0x02B0, /* Spacing Modifier Letters */
0x0300, /* Combining Diacritical Marks */
0x0370, /* Greek and Coptic */
0x0400, /* Cyrillic */ /* 0x08 */
0x0500, /* Cyrillic Supplement */
0x0530, /* Armenian */
0x0590, /* Hebrew */
0x0600, /* Arabic */
0x0700, /* Syriac */
0x0750, /* Arabic Supplement */
0x0780, /* Thaana */
0x07C0, /* NKo */ /* 0x10 */
0x0800, /* Samaritan */
0x0840, /* Mandaic */
0x08A0, /* Arabic Extended-A */
0x0900, /* Devanagari */
0x0980, /* Bengali */
0x0A00, /* Gurmukhi */
0x0A80, /* Gujarati */
0x0B00, /* Oriya */ /* 0x18 */
0x0B80, /* Tamil */
0x0C00, /* Telugu */
0x0C80, /* Kannada */
0x0D00, /* Malayalam */
0x0D80, /* Sinhala */
0x0E00, /* Thai */
0x0E80, /* Lao */
0x0F00, /* Tibetan */ /* 0x20 */
0x1000, /* Myanmar */
0x10A0, /* Georgian */
0x1100, /* Hangul Jamo */
0x1200, /* Ethiopic */
0x1380, /* Ethiopic Supplement */
0x13A0, /* Cherokee */
0x1400, /* Unified Canadian Aboriginal Syllabics */
0x1680, /* Ogham */ /* 0x28 */
0x16A0, /* Runic */
0x1700, /* Tagalog */
0x1720, /* Hanunoo */
0x1740, /* Buhid */
0x1760, /* Tagbanwa */
0x1780, /* Khmer */
0x1800, /* Mongolian */
0x18B0, /* Unified Canadian Aboriginal Syllabics Extended */ /* 0x30 */
0x1900, /* Limbu */
0x1950, /* Tai Le */
0x1980, /* New Tai Lue */
0x19E0, /* Khmer Symbols */
0x1A00, /* Buginese */
0x1A20, /* Tai Tham */
0x1AB0, /* Combining Diacritical Marks Extended */
0x1B00, /* Balinese */ /* 0x38 */
0x1B80, /* Sundanese */
0x1BC0, /* Batak */
0x1C00, /* Lepcha */
0x1C50, /* Ol Chiki */
0x1C80, /* Cyrillic Extended-C */
0x1CC0, /* Sundanese Supplement */
0x1CD0, /* Vedic Extensions */
0x1D00, /* Phonetic Extensions */ /* 0x40 */
0x1D80, /* Phonetic Extensions Supplement */
0x1DC0, /* Combining Diacritical Marks Supplement */
0x1E00, /* Latin Extended Additional */
0x1F00, /* Greek Extended */
0x2000, /* General Punctuation */
0x2070, /* Superscripts and Subscripts */
0x20A0, /* Currency Symbols */
0x20D0, /* Combining Diacritical Marks for Symbols */ /* 0x48 */
0x2100, /* Letterlike Symbols */
0x2150, /* Number Forms */
0x2190, /* Arrows */
0x2200, /* Mathematical Operators */
0x2300, /* Miscellaneous Technical */
0x2400, /* Control Pictures */
0x2440, /* Optical Character Recognition */
0x2460, /* Enclosed Alphanumerics */ /* 0x50 */
0x2500, /* Box Drawing */
0x2580, /* Block Elements */
0x25A0, /* Geometric Shapes */
0x2600, /* Miscellaneous Symbols */
0x2700, /* Dingbats */
0x27C0, /* Miscellaneous Mathematical Symbols-A */
0x27F0, /* Supplemental Arrows-A */
0x2800, /* Braille Patterns */ /* 0x58 */
0x2900, /* Supplemental Arrows-B */
0x2980, /* Miscellaneous Mathematical Symbols-B */
0x2A00, /* Supplemental Mathematical Operators */
0x2B00, /* Miscellaneous Symbols and Arrows */
0x2C00, /* Glagolitic */
0x2C60, /* Latin Extended-C */
0x2C80, /* Coptic */
0x2D00, /* Georgian Supplement */ /* 0x60 */
0x2D30, /* Tifinagh */
0x2D80, /* Ethiopic Extended */
0x2DE0, /* Cyrillic Extended-A */
0x2E00, /* Supplemental Punctuation */
0x2E80, /* CJK Radicals Supplement */
0x2F00, /* Kangxi Radicals */
0x2FF0, /* Ideographic Description Characters */
0x3000, /* CJK Symbols and Punctuation */ /* 0x68 */
0x3040, /* Hiragana */
0x30A0, /* Katakana */
0x3100, /* Bopomofo */
0x3130, /* Hangul Compatibility Jamo */
0x3190, /* Kanbun */
0x31A0, /* Bopomofo Extended */
0x31C0, /* CJK Strokes */
0x31F0, /* Katakana Phonetic Extensions */ /* 0x70 */
0x3200, /* Enclosed CJK Letters and Months */
0x3300, /* CJK Compatibility */
0x3400, /* CJK Unified Ideographs Extension A */
0x4DC0, /* Yijing Hexagram Symbols */
0x4E00, /* CJK Unified Ideographs */
0xA000, /* Yi Syllables */
0xA490, /* Yi Radicals */
0xA4D0, /* Lisu */ /* 0x78 */
0xA500, /* Vai */
0xA640, /* Cyrillic Extended-B */
0xA6A0, /* Bamum */
0xA700, /* Modifier Tone Letters */
0xA720, /* Latin Extended-D */
0xA800, /* Syloti Nagri */
0xA830, /* Common Indic Number Forms */
0xA840, /* Phags-pa */ /* 0x80 */
0xA880, /* Saurashtra */
0xA8E0, /* Devanagari Extended */
0xA900, /* Kayah Li */
0xA930, /* Rejang */
0xA960, /* Hangul Jamo Extended-A */
0xA980, /* Javanese */
0xA9E0, /* Myanmar Extended-B */
0xAA00, /* Cham */ /* 0x88 */
0xAA60, /* Myanmar Extended-A */
0xAA80, /* Tai Viet */
0xAAE0, /* Meetei Mayek Extensions */
0xAB00, /* Ethiopic Extended-A */
0xAB30, /* Latin Extended-E */
0xAB70, /* Cherokee Supplement */
0xABC0, /* Meetei Mayek */
0xAC00, /* Hangul Syllables */ /* 0x90 */
0xD7B0, /* Hangul Jamo Extended-B */
0xD800, /* High Surrogates */
0xDB80, /* High Private Use Surrogates */
0xDC00, /* Low Surrogates */
0xE000, /* Private Use Area */
0xF900, /* CJK Compatibility Ideographs */
0xFB00, /* Alphabetic Presentation Forms */
0xFB50, /* Arabic Presentation Forms-A */ /* 0x98 */
0xFE00, /* Variation Selectors */
0xFE10, /* Vertical Forms */
0xFE20, /* Combining Half Marks */
0xFE30, /* CJK Compatibility Forms */
0xFE50, /* Small Form Variants */
0xFE70, /* Arabic Presentation Forms-B */
0xFF00, /* Halfwidth and Fullwidth Forms */
0xFFF0, /* Specials */ /* 0xa0 */
0x10000, /* Linear B Syllabary */
0x10080, /* Linear B Ideograms */
0x10100, /* Aegean Numbers */
0x10140, /* Ancient Greek Numbers */
0x10190, /* Ancient Symbols */
0x101D0, /* Phaistos Disc */
0x10280, /* Lycian */
0x102A0, /* Carian */ /* 0xa8 */
0x102E0, /* Coptic Epact Numbers */
0x10300, /* Old Italic */
0x10330, /* Gothic */
0x10350, /* Old Permic */
0x10380, /* Ugaritic */
0x103A0, /* Old Persian */
0x10400, /* Deseret */
0x10450, /* Shavian */ /* 0xb0 */
0x10480, /* Osmanya */
0x104B0, /* Osage */
0x10500, /* Elbasan */
0x10530, /* Caucasian Albanian */
0x10600, /* Linear A */
0x10800, /* Cypriot Syllabary */
0x10840, /* Imperial Aramaic */
0x10860, /* Palmyrene */ /* 0xb8 */
0x10880, /* Nabataean */
0x108E0, /* Hatran */
0x10900, /* Phoenician */
0x10920, /* Lydian */
0x10980, /* Meroitic Hieroglyphs */
0x109A0, /* Meroitic Cursive */
0x10A00, /* Kharoshthi */
0x10A60, /* Old South Arabian */ /* 0xc0 */
0x10A80, /* Old North Arabian */
0x10AC0, /* Manichaean */
0x10B00, /* Avestan */
0x10B40, /* Inscriptional Parthian */
0x10B60, /* Inscriptional Pahlavi */
0x10B80, /* Psalter Pahlavi */
0x10C00, /* Old Turkic */
0x10C80, /* Old Hungarian */ /* 0xc8 */
0x10E60, /* Rumi Numeral Symbols */
0x11000, /* Brahmi */
0x11080, /* Kaithi */
0x110D0, /* Sora Sompeng */
0x11100, /* Chakma */
0x11150, /* Mahajani */
0x11180, /* Sharada */
0x111E0, /* Sinhala Archaic Numbers */ /* 0xd0 */
0x11200, /* Khojki */
0x11280, /* Multani */
0x112B0, /* Khudawadi */
0x11300, /* Grantha */
0x11400, /* Newa */
0x11480, /* Tirhuta */
0x11580, /* Siddham */
0x11600, /* Modi */ /* 0xd8 */
0x11660, /* Mongolian Supplement */
0x11680, /* Takri */
0x11700, /* Ahom */
0x118A0, /* Warang Citi */
0x11AC0, /* Pau Cin Hau */
0x11C00, /* Bhaiksuki */
0x11C70, /* Marchen */
0x12000, /* Cuneiform */ /* 0xe0 */
0x12400, /* Cuneiform Numbers and Punctuation */
0x12480, /* Early Dynastic Cuneiform */
0x13000, /* Egyptian Hieroglyphs */
0x14400, /* Anatolian Hieroglyphs */
0x16800, /* Bamum Supplement */
0x16A40, /* Mro */
0x16AD0, /* Bassa Vah */
0x16B00, /* Pahawh Hmong */ /* 0xe8 */
0x16F00, /* Miao */
0x16FE0, /* Ideographic Symbols and Punctuation */
0x17000, /* Tangut */
0x18800, /* Tangut Components */
0x1B000, /* Kana Supplement */
0x1BC00, /* Duployan */
0x1BCA0, /* Shorthand Format Controls */
0x1D000, /* Byzantine Musical Symbols */ /* 0xf0 */
0x1D100, /* Musical Symbols */
0x1D200, /* Ancient Greek Musical Notation */
0x1D300, /* Tai Xuan Jing Symbols */
0x1D360, /* Counting Rod Numerals */
0x1D400, /* Mathematical Alphanumeric Symbols */
0x1D800, /* Sutton SignWriting */
0x1E000, /* Glagolitic Supplement */
0x1E800, /* Mende Kikakui */ /* 0xf8 */
0x1E900, /* Adlam */
0x1EE00, /* Arabic Mathematical Alphabetic Symbols */
0x1F000, /* Mahjong Tiles */
0x1F030, /* Domino Tiles */
0x1F0A0, /* Playing Cards */
0x1F100, /* Enclosed Alphanumeric Supplement */
0x1F200, /* Enclosed Ideographic Supplement */
0x1F300, /* Miscellaneous Symbols and Pictographs */ /* 0x100 */
0x1F600, /* Emoticons */
0x1F650, /* Ornamental Dingbats */
0x1F680, /* Transport and Map Symbols */
0x1F700, /* Alchemical Symbols */
0x1F780, /* Geometric Shapes Extended */
0x1F800, /* Supplemental Arrows-C */
0x1F900, /* Supplemental Symbols and Pictographs */
0x20000, /* CJK Unified Ideographs Extension B */ /* 0x108 */
0x2A700, /* CJK Unified Ideographs Extension C */
0x2B740, /* CJK Unified Ideographs Extension D */
0x2B820, /* CJK Unified Ideographs Extension E */
0x2F800, /* CJK Compatibility Ideographs Supplement */
0x30000, /* reserved */
0x40000, /* reserved */
0x50000, /* reserved */
0x60000, /* reserved */ /* 0x110 */
0x70000, /* reserved */
0x80000, /* reserved */
0x90000, /* reserved */
0xA0000, /* reserved */
0xB0000, /* reserved */
0xC0000, /* reserved */
0xD0000, /* reserved */
0xE0000, /* Tags */ /* 0x118 */
0xE0100, /* Variation Selectors Supplement */
0xF0000, /* Supplementary Private Use Area-A */
0x100000, /* Supplementary Private Use Area-B */
/* Value over 0x10FFFF is illegal under Unicode,
They are for some special use. *** experimental *** */
0x110000, /* Reserved */
0x120000, /* Reserved */
0x130000, /* Reserved */
0x140000, /* Reserved */
0x150000, /* Reserved */ /* 0x120 */
0x160000, /* Reserved */
0x170000, /* Reserved */
0x180000, /* Reserved */
0x190000, /* Reserved */
0x1A0000, /* Reserved */
0x1B0000, /* Reserved */
0x1C0000, /* Reserved */
0x1D0000, /* Reserved */ /* 0x128 */
0x1E0000, /* Reserved */
0x1F0000, /* Reserved */
0x200000, /* Reserved */
0x210000, /* Reserved */
0x220000, /* Reserved */
CJK_CHAR_LIMIT
};
#define NUCS_RANGE (sizeof(ucs_range)/sizeof(ucs_range[0]))
/* Return i, which satisfies a[i] <= x < a[i+1]. */
/* 'i' is serached between left <= i <= right. */
/* If no i satisfies such condition, return left-1. */
/* [Okumura et al.] An algorithm encyclopedia in Java, p.236. */
static int
binary_search (long x, long *a, int left, int right)
{
right++;
while (left < right) {
int mid = (left + right) / 2;
if (a[mid] <= x ) left = mid + 1;
else right = mid;
}
return left - 1;
}
#define FULLWIDTH_DIGIT_0 0xFF10
#define FULLWIDTH_DIGIT_9 0xFF19
#define FULLWIDTH_CAPITAL_A 0xFF21
#define FULLWIDTH_CAPITAL_Z 0xFF3A
#define FULLWIDTH_SMALL_A 0xFF41
#define FULLWIDTH_SMALL_Z 0xFF5A
#define HALFWIDTH_KATAKANA_WO 0xFF66
#define HALFWIDTH_KATAKANA_SMALL_TSU 0xFF6F
#define HALFWIDTH_KATAKANA_A 0xFF71
#define HALFWIDTH_KATAKANA_N 0xFF9D
integer kcatcodekey(integer c)
{
if (is_internalUPTEX()) {
if ( (FULLWIDTH_DIGIT_0 <=c && c<=FULLWIDTH_DIGIT_9 )
|| (FULLWIDTH_CAPITAL_A<=c && c<=FULLWIDTH_CAPITAL_Z)
|| (FULLWIDTH_SMALL_A <=c && c<=FULLWIDTH_SMALL_Z ) )
return 0x1FE;
if ( (HALFWIDTH_KATAKANA_WO <=c && c<=HALFWIDTH_KATAKANA_SMALL_TSU )
|| (HALFWIDTH_KATAKANA_A <=c && c<=HALFWIDTH_KATAKANA_N ) )
return 0x1FF;
return binary_search((long)c, ucs_range, 0, NUCS_RANGE-1);
} else {
return Hi(toDVI(c));
}
}
integer multilenbuffchar(integer c)
{
c=toBUFF(c);
if (BYTE1(c)) return 4;
if (BYTE2(c)) return 3;
if (BYTE3(c)) return 2;
if (BYTE4(c)) return 1;
return 0;
}
void init_kanji (const_string file_str, const_string internal_str)
{
if (!set_enc_string (file_str, internal_str)) {
fprintf (stderr, "Bad kanji encoding \"%s\" or \"%s\".\n",
file_str ? file_str : "NULL",
internal_str ? internal_str : "NULL");
uexit(1);
}
}
void init_default_kanji (const_string file_str, const_string internal_str)
{
char *p;
enable_UPTEX (true); /* enable */
init_kanji (file_str, internal_str);
p = getenv ("PTEX_KANJI_ENC");
if (p) {
if (!set_enc_string (p, NULL))
fprintf (stderr, "Ignoring bad kanji encoding \"%s\".\n", p);
}
#ifdef WIN32
p = kpse_var_value ("guess_input_kanji_encoding");
if (p) {
if (*p == '1' || *p == 'y' || *p == 't')
infile_enc_auto = 1;
free(p);
}
#endif
}
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