diff options
Diffstat (limited to 'ruby_2_2/enc/utf_32be.c')
| -rw-r--r-- | ruby_2_2/enc/utf_32be.c | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/ruby_2_2/enc/utf_32be.c b/ruby_2_2/enc/utf_32be.c deleted file mode 100644 index 99b1004e0c..0000000000 --- a/ruby_2_2/enc/utf_32be.c +++ /dev/null @@ -1,205 +0,0 @@ -/********************************************************************** - utf_32be.c - Oniguruma (regular expression library) -**********************************************************************/ -/*- - * Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include "regenc.h" - -static OnigCodePoint utf32be_mbc_to_code(const UChar* p, const UChar* end, OnigEncoding enc); -static int -utf32be_mbc_enc_len(const UChar* p ARG_UNUSED, const OnigUChar* e, - OnigEncoding enc) -{ - if (e < p) { - return ONIGENC_CONSTRUCT_MBCLEN_INVALID(); - } - else if (e-p < 4) { - return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(4-(int)(e-p)); - } - else { - OnigCodePoint c = utf32be_mbc_to_code(p, e, enc); - if (!UNICODE_VALID_CODEPOINT_P(c)) - return ONIGENC_CONSTRUCT_MBCLEN_INVALID(); - return ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(4); - } -} - -static int -utf32be_is_mbc_newline(const UChar* p, const UChar* end, - OnigEncoding enc ARG_UNUSED) -{ - if (p + 3 < end) { - if (*(p+3) == 0x0a && *(p+2) == 0 && *(p+1) == 0 && *p == 0) - return 1; -#ifdef USE_UNICODE_ALL_LINE_TERMINATORS - if ((*(p+3) == 0x0b || *(p+3) == 0x0c || *(p+3) == 0x0d || *(p+3) == 0x85) - && *(p+2) == 0 && *(p+1) == 0 && *p == 0x00) - return 1; - if (*(p+2) == 0x20 && (*(p+3) == 0x29 || *(p+3) == 0x28) - && *(p+1) == 0 && *p == 0) - return 1; -#endif - } - return 0; -} - -static OnigCodePoint -utf32be_mbc_to_code(const UChar* p, const UChar* end ARG_UNUSED, - OnigEncoding enc ARG_UNUSED) -{ - return (OnigCodePoint )(((p[0] * 256 + p[1]) * 256 + p[2]) * 256 + p[3]); -} - -static int -utf32be_code_to_mbclen(OnigCodePoint code ARG_UNUSED, - OnigEncoding enc ARG_UNUSED) -{ - return 4; -} - -static int -utf32be_code_to_mbc(OnigCodePoint code, UChar *buf, - OnigEncoding enc ARG_UNUSED) -{ - UChar* p = buf; - - *p++ = (UChar )((code & 0xff000000) >>24); - *p++ = (UChar )((code & 0xff0000) >>16); - *p++ = (UChar )((code & 0xff00) >> 8); - *p++ = (UChar ) (code & 0xff); - return 4; -} - -static int -utf32be_mbc_case_fold(OnigCaseFoldType flag, - const UChar** pp, const UChar* end, UChar* fold, - OnigEncoding enc) -{ - const UChar* p = *pp; - - if (ONIGENC_IS_ASCII_CODE(*(p+3)) && *(p+2) == 0 && *(p+1) == 0 && *p == 0) { - *fold++ = 0; - *fold++ = 0; - -#ifdef USE_UNICODE_CASE_FOLD_TURKISH_AZERI - if ((flag & ONIGENC_CASE_FOLD_TURKISH_AZERI) != 0) { - if (*(p+3) == 0x49) { - *fold++ = 0x01; - *fold = 0x31; - (*pp) += 4; - return 4; - } - } -#endif - - *fold++ = 0; - *fold = ONIGENC_ASCII_CODE_TO_LOWER_CASE(*(p+3)); - *pp += 4; - return 4; - } - else - return onigenc_unicode_mbc_case_fold(enc, flag, pp, - end, fold); -} - -#if 0 -static int -utf32be_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* end) -{ - const UChar* p = *pp; - - (*pp) += 4; - - if (*(p+2) == 0 && *(p+1) == 0 && *p == 0) { - int c, v; - - p += 3; - if (*p == 0xdf && (flag & INTERNAL_ONIGENC_CASE_FOLD_MULTI_CHAR) != 0) { - return TRUE; - } - - c = *p; - v = ONIGENC_IS_UNICODE_ISO_8859_1_BIT_CTYPE(c, - (BIT_CTYPE_UPPER | BIT_CTYPE_LOWER)); - if ((v | BIT_CTYPE_LOWER) != 0) { - /* 0xaa, 0xb5, 0xba are lower case letter, but can't convert. */ - if (c >= 0xaa && c <= 0xba) - return FALSE; - else - return TRUE; - } - return (v != 0 ? TRUE : FALSE); - } - - return FALSE; -} -#endif - -static UChar* -utf32be_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end, - OnigEncoding enc ARG_UNUSED) -{ - ptrdiff_t rem; - - if (s <= start) return (UChar* )s; - - rem = (int )((s - start) % 4); - return (UChar* )(s - rem); -} - -static int -utf32be_get_case_fold_codes_by_str(OnigCaseFoldType flag, - const OnigUChar* p, const OnigUChar* end, - OnigCaseFoldCodeItem items[], - OnigEncoding enc) -{ - return onigenc_unicode_get_case_fold_codes_by_str(enc, - flag, p, end, items); -} - -OnigEncodingDefine(utf_32be, UTF_32BE) = { - utf32be_mbc_enc_len, - "UTF-32BE", /* name */ - 4, /* max byte length */ - 4, /* min byte length */ - utf32be_is_mbc_newline, - utf32be_mbc_to_code, - utf32be_code_to_mbclen, - utf32be_code_to_mbc, - utf32be_mbc_case_fold, - onigenc_unicode_apply_all_case_fold, - utf32be_get_case_fold_codes_by_str, - onigenc_unicode_property_name_to_ctype, - onigenc_unicode_is_code_ctype, - onigenc_utf16_32_get_ctype_code_range, - utf32be_left_adjust_char_head, - onigenc_always_false_is_allowed_reverse_match, - 0, - ONIGENC_FLAG_UNICODE, -}; -ENC_ALIAS("UCS-4BE", "UTF-32BE") - |