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-rw-r--r--ruby_2_2/enc/utf_16be.c254
1 files changed, 0 insertions, 254 deletions
diff --git a/ruby_2_2/enc/utf_16be.c b/ruby_2_2/enc/utf_16be.c
deleted file mode 100644
index a61ae00863..0000000000
--- a/ruby_2_2/enc/utf_16be.c
+++ /dev/null
@@ -1,254 +0,0 @@
-/**********************************************************************
- utf_16be.c - Oniguruma (regular expression library)
-**********************************************************************/
-/*-
- * Copyright (c) 2002-2008 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"
-
-#if 0
-static const int EncLen_UTF16[] = {
- 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, 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, 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, 4, 4, 4, 4, 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
-};
-#endif
-
-static int
-utf16be_mbc_enc_len(const UChar* p, const OnigUChar* e ARG_UNUSED,
- OnigEncoding enc ARG_UNUSED)
-{
- int byte = p[0];
- if (!UTF16_IS_SURROGATE(byte)) {
- if (2 <= e-p)
- return ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(2);
- else
- return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(1);
- }
- if (UTF16_IS_SURROGATE_FIRST(byte)) {
- switch (e-p) {
- case 1: return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(3);
- case 2: return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(2);
- case 3:
- if (UTF16_IS_SURROGATE_SECOND(p[2]))
- return ONIGENC_CONSTRUCT_MBCLEN_NEEDMORE(1);
- break;
- default:
- if (UTF16_IS_SURROGATE_SECOND(p[2]))
- return ONIGENC_CONSTRUCT_MBCLEN_CHARFOUND(4);
- break;
- }
- }
- return ONIGENC_CONSTRUCT_MBCLEN_INVALID();
-}
-
-static int
-utf16be_is_mbc_newline(const UChar* p, const UChar* end,
- OnigEncoding enc)
-{
- if (p + 1 < end) {
- if (*(p+1) == 0x0a && *p == 0x00)
- return 1;
-#ifdef USE_UNICODE_ALL_LINE_TERMINATORS
- if ((*(p+1) == 0x0b || *(p+1) == 0x0c || *(p+1) == 0x0d || *(p+1) == 0x85)
- && *p == 0x00)
- return 1;
- if (*p == 0x20 && (*(p+1) == 0x29 || *(p+1) == 0x28))
- return 1;
-#endif
- }
- return 0;
-}
-
-static OnigCodePoint
-utf16be_mbc_to_code(const UChar* p, const UChar* end ARG_UNUSED,
- OnigEncoding enc)
-{
- OnigCodePoint code;
-
- if (UTF16_IS_SURROGATE_FIRST(*p)) {
- code = ((((p[0] << 8) + p[1]) & 0x03ff) << 10)
- + (((p[2] << 8) + p[3]) & 0x03ff) + 0x10000;
- }
- else {
- code = p[0] * 256 + p[1];
- }
- return code;
-}
-
-static int
-utf16be_code_to_mbclen(OnigCodePoint code,
- OnigEncoding enc)
-{
- return (code > 0xffff ? 4 : 2);
-}
-
-static int
-utf16be_code_to_mbc(OnigCodePoint code, UChar *buf,
- OnigEncoding enc)
-{
- UChar* p = buf;
-
- if (code > 0xffff) {
- unsigned int high = (code >> 10) + 0xD7C0;
- unsigned int low = (code & 0x3FF) + 0xDC00;
- *p++ = (high >> 8) & 0xFF;
- *p++ = high & 0xFF;
- *p++ = (low >> 8) & 0xFF;
- *p++ = low & 0xFF;
- return 4;
- }
- else {
- *p++ = (UChar )((code & 0xff00) >> 8);
- *p++ = (UChar )(code & 0xff);
- return 2;
- }
-}
-
-static int
-utf16be_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+1)) && *p == 0) {
- p++;
-#ifdef USE_UNICODE_CASE_FOLD_TURKISH_AZERI
- if ((flag & ONIGENC_CASE_FOLD_TURKISH_AZERI) != 0) {
- if (*p == 0x49) {
- *fold++ = 0x01;
- *fold = 0x31;
- (*pp) += 2;
- return 2;
- }
- }
-#endif
-
- *fold++ = 0;
- *fold = ONIGENC_ASCII_CODE_TO_LOWER_CASE(*p);
- *pp += 2;
- return 2;
- }
- else
- return onigenc_unicode_mbc_case_fold(enc, flag,
- pp, end, fold);
-}
-
-#if 0
-static int
-utf16be_is_mbc_ambiguous(OnigCaseFoldType flag, const UChar** pp, const UChar* end)
-{
- const UChar* p = *pp;
-
- (*pp) += EncLen_UTF16[*p];
-
- if (*p == 0) {
- int c, v;
-
- p++;
- 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*
-utf16be_left_adjust_char_head(const UChar* start, const UChar* s, const UChar* end,
- OnigEncoding enc ARG_UNUSED)
-{
- if (s <= start) return (UChar* )s;
-
- if ((s - start) % 2 == 1) {
- s--;
- }
-
- if (UTF16_IS_SURROGATE_SECOND(*s) && s > start + 1)
- s -= 2;
-
- return (UChar* )s;
-}
-
-static int
-utf16be_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_16be, UTF_16BE) = {
- utf16be_mbc_enc_len,
- "UTF-16BE", /* name */
- 4, /* max byte length */
- 2, /* min byte length */
- utf16be_is_mbc_newline,
- utf16be_mbc_to_code,
- utf16be_code_to_mbclen,
- utf16be_code_to_mbc,
- utf16be_mbc_case_fold,
- onigenc_unicode_apply_all_case_fold,
- utf16be_get_case_fold_codes_by_str,
- onigenc_unicode_property_name_to_ctype,
- onigenc_unicode_is_code_ctype,
- onigenc_utf16_32_get_ctype_code_range,
- utf16be_left_adjust_char_head,
- onigenc_always_false_is_allowed_reverse_match,
- 0,
- ONIGENC_FLAG_UNICODE,
-};
-ENC_ALIAS("UCS-2BE", "UTF-16BE")