#include "regenc.h"
static const int EncLen_EUCTW[] = {
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1
};
static int
euctw_mbc_enc_len(const UChar* p)
{
return EncLen_EUCTW[*p];
}
static OnigCodePoint
euctw_mbc_to_code(const UChar* p, const UChar* end)
{
return onigenc_mbn_mbc_to_code(ONIG_ENCODING_EUC_TW, p, end);
}
static int
euctw_code_to_mbc(OnigCodePoint code, UChar *buf)
{
return onigenc_mb4_code_to_mbc(ONIG_ENCODING_EUC_TW, code, buf);
}
static int
euctw_mbc_case_fold(OnigCaseFoldType flag, const UChar** pp, const UChar* end,
UChar* lower)
{
return onigenc_mbn_mbc_case_fold(ONIG_ENCODING_EUC_TW, flag,
pp, end, lower);
}
static int
euctw_is_code_ctype(OnigCodePoint code, unsigned int ctype)
{
return onigenc_mb4_is_code_ctype(ONIG_ENCODING_EUC_TW, code, ctype);
}
#define euctw_islead(c) ((UChar )((c) - 0xa1) > 0xfe - 0xa1)
static UChar*
euctw_left_adjust_char_head(const UChar* start, const UChar* s)
{
const UChar *p;
int len;
if (s <= start) return (UChar* )s;
p = s;
while (!euctw_islead(*p) && p > start) p--;
len = enclen(ONIG_ENCODING_EUC_TW, p);
if (p + len > s) return (UChar* )p;
p += len;
return (UChar* )(p + ((s - p) & ~1));
}
static int
euctw_is_allowed_reverse_match(const UChar* s, const UChar* end ARG_UNUSED)
{
const UChar c = *s;
if (c <= 0x7e) return TRUE;
else return FALSE;
}
OnigEncodingType OnigEncodingEUC_TW = {
euctw_mbc_enc_len,
"EUC-TW",
4,
1,
onigenc_is_mbc_newline_0x0a,
euctw_mbc_to_code,
onigenc_mb4_code_to_mbclen,
euctw_code_to_mbc,
euctw_mbc_case_fold,
onigenc_ascii_apply_all_case_fold,
onigenc_ascii_get_case_fold_codes_by_str,
onigenc_minimum_property_name_to_ctype,
euctw_is_code_ctype,
onigenc_not_support_get_ctype_code_range,
euctw_left_adjust_char_head,
euctw_is_allowed_reverse_match
};