diff options
Diffstat (limited to 'ext/mbstring/libmbfl/filters/mbfilter_utf16.c')
| -rw-r--r-- | ext/mbstring/libmbfl/filters/mbfilter_utf16.c | 309 |
1 files changed, 0 insertions, 309 deletions
diff --git a/ext/mbstring/libmbfl/filters/mbfilter_utf16.c b/ext/mbstring/libmbfl/filters/mbfilter_utf16.c deleted file mode 100644 index b6c2aeda5b..0000000000 --- a/ext/mbstring/libmbfl/filters/mbfilter_utf16.c +++ /dev/null @@ -1,309 +0,0 @@ -/* - * "streamable kanji code filter and converter" - * Copyright (c) 1998-2002 HappySize, Inc. All rights reserved. - * - * LICENSE NOTICES - * - * This file is part of "streamable kanji code filter and converter", - * which is distributed under the terms of GNU Lesser General Public - * License (version 2) as published by the Free Software Foundation. - * - * This software 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 Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with "streamable kanji code filter and converter"; - * if not, write to the Free Software Foundation, Inc., 59 Temple Place, - * Suite 330, Boston, MA 02111-1307 USA - * - * The author of this file: - * - */ -/* - * The source code included in this files was separated from mbfilter.c - * by moriyoshi koizumi <moriyoshi@php.net> on 4 dec 2002. - * - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "mbfilter.h" -#include "mbfilter_utf16.h" - -static const char *mbfl_encoding_utf16_aliases[] = {"utf16", NULL}; - -const mbfl_encoding mbfl_encoding_utf16 = { - mbfl_no_encoding_utf16, - "UTF-16", - "UTF-16", - (const char *(*)[])&mbfl_encoding_utf16_aliases, - NULL, - MBFL_ENCTYPE_MWC2BE -}; - -const mbfl_encoding mbfl_encoding_utf16be = { - mbfl_no_encoding_utf16be, - "UTF-16BE", - "UTF-16BE", - NULL, - NULL, - MBFL_ENCTYPE_MWC2BE -}; - -const mbfl_encoding mbfl_encoding_utf16le = { - mbfl_no_encoding_utf16le, - "UTF-16LE", - "UTF-16LE", - NULL, - NULL, - MBFL_ENCTYPE_MWC2LE -}; - -const struct mbfl_convert_vtbl vtbl_utf16_wchar = { - mbfl_no_encoding_utf16, - mbfl_no_encoding_wchar, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_utf16_wchar, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_wchar_utf16 = { - mbfl_no_encoding_wchar, - mbfl_no_encoding_utf16, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_wchar_utf16be, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_utf16be_wchar = { - mbfl_no_encoding_utf16be, - mbfl_no_encoding_wchar, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_utf16be_wchar, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_wchar_utf16be = { - mbfl_no_encoding_wchar, - mbfl_no_encoding_utf16be, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_wchar_utf16be, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_utf16le_wchar = { - mbfl_no_encoding_utf16le, - mbfl_no_encoding_wchar, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_utf16le_wchar, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_wchar_utf16le = { - mbfl_no_encoding_wchar, - mbfl_no_encoding_utf16le, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_wchar_utf16le, - mbfl_filt_conv_common_flush -}; - -#define CK(statement) do { if ((statement) < 0) return (-1); } while (0) - -/* - * UTF-16 => wchar - */ -int mbfl_filt_conv_utf16_wchar(int c, mbfl_convert_filter *filter) -{ - int n, endian; - - endian = filter->status & 0xff00; - switch (filter->status & 0xff) { - case 0: - if (endian) { - n = c & 0xff; - } else { - n = (c & 0xff) << 8; - } - filter->cache |= n; - filter->status++; - break; - default: - if (endian) { - n = (c & 0xff) << 8; - } else { - n = c & 0xff; - } - n |= filter->cache & 0xffff; - filter->status &= ~0xff; - if (n == 0xfffe) { - if (endian) { - filter->status = 0; /* big-endian */ - } else { - filter->status = 0x100; /* little-endian */ - } - CK((*filter->output_function)(0xfeff, filter->data)); - } else if (n >= 0xd800 && n < 0xdc00) { - filter->cache = ((n & 0x3ff) << 16) + 0x400000; - } else if (n >= 0xdc00 && n < 0xe000) { - n &= 0x3ff; - n |= (filter->cache & 0xfff0000) >> 6; - filter->cache = 0; - if (n >= MBFL_WCSPLANE_SUPMIN && n < MBFL_WCSPLANE_SUPMAX) { - CK((*filter->output_function)(n, filter->data)); - } else { /* illegal character */ - n &= MBFL_WCSGROUP_MASK; - n |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(n, filter->data)); - } - } else { - filter->cache = 0; - CK((*filter->output_function)(n, filter->data)); - } - break; - } - - return c; -} - -/* - * UTF-16BE => wchar - */ -int mbfl_filt_conv_utf16be_wchar(int c, mbfl_convert_filter *filter) -{ - int n; - - switch (filter->status) { - case 0: - filter->status = 1; - n = (c & 0xff) << 8; - filter->cache |= n; - break; - default: - filter->status = 0; - n = (filter->cache & 0xff00) | (c & 0xff); - if (n >= 0xd800 && n < 0xdc00) { - filter->cache = ((n & 0x3ff) << 16) + 0x400000; - } else if (n >= 0xdc00 && n < 0xe000) { - n &= 0x3ff; - n |= (filter->cache & 0xfff0000) >> 6; - filter->cache = 0; - if (n >= MBFL_WCSPLANE_SUPMIN && n < MBFL_WCSPLANE_SUPMAX) { - CK((*filter->output_function)(n, filter->data)); - } else { /* illegal character */ - n &= MBFL_WCSGROUP_MASK; - n |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(n, filter->data)); - } - } else { - filter->cache = 0; - CK((*filter->output_function)(n, filter->data)); - } - break; - } - - return c; -} - -/* - * wchar => UTF-16BE - */ -int mbfl_filt_conv_wchar_utf16be(int c, mbfl_convert_filter *filter) -{ - int n; - - if (c >= 0 && c < MBFL_WCSPLANE_UCS2MAX) { - CK((*filter->output_function)((c >> 8) & 0xff, filter->data)); - CK((*filter->output_function)(c & 0xff, filter->data)); - } else if (c >= MBFL_WCSPLANE_SUPMIN && c < MBFL_WCSPLANE_SUPMAX) { - n = ((c >> 10) - 0x40) | 0xd800; - CK((*filter->output_function)((n >> 8) & 0xff, filter->data)); - CK((*filter->output_function)(n & 0xff, filter->data)); - n = (c & 0x3ff) | 0xdc00; - CK((*filter->output_function)((n >> 8) & 0xff, filter->data)); - CK((*filter->output_function)(n & 0xff, filter->data)); - } else { - if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) { - CK(mbfl_filt_conv_illegal_output(c, filter)); - } - } - - return c; -} - -/* - * UTF-16LE => wchar - */ -int mbfl_filt_conv_utf16le_wchar(int c, mbfl_convert_filter *filter) -{ - int n; - - switch (filter->status) { - case 0: - filter->status = 1; - n = c & 0xff; - filter->cache |= n; - break; - default: - filter->status = 0; - n = (filter->cache & 0xff) | ((c & 0xff) << 8); - if (n >= 0xd800 && n < 0xdc00) { - filter->cache = ((n & 0x3ff) << 16) + 0x400000; - } else if (n >= 0xdc00 && n < 0xe000) { - n &= 0x3ff; - n |= (filter->cache & 0xfff0000) >> 6; - filter->cache = 0; - if (n >= MBFL_WCSPLANE_SUPMIN && n < MBFL_WCSPLANE_SUPMAX) { - CK((*filter->output_function)(n, filter->data)); - } else { /* illegal character */ - n &= MBFL_WCSGROUP_MASK; - n |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(n, filter->data)); - } - } else { - filter->cache = 0; - CK((*filter->output_function)(n, filter->data)); - } - break; - } - - return c; -} - -/* - * wchar => UTF-16LE - */ -int mbfl_filt_conv_wchar_utf16le(int c, mbfl_convert_filter *filter) -{ - int n; - - if (c >= 0 && c < MBFL_WCSPLANE_UCS2MAX) { - CK((*filter->output_function)(c & 0xff, filter->data)); - CK((*filter->output_function)((c >> 8) & 0xff, filter->data)); - } else if (c >= MBFL_WCSPLANE_SUPMIN && c < MBFL_WCSPLANE_SUPMAX) { - n = ((c >> 10) - 0x40) | 0xd800; - CK((*filter->output_function)(n & 0xff, filter->data)); - CK((*filter->output_function)((n >> 8) & 0xff, filter->data)); - n = (c & 0x3ff) | 0xdc00; - CK((*filter->output_function)(n & 0xff, filter->data)); - CK((*filter->output_function)((n >> 8) & 0xff, filter->data)); - } else { - if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) { - CK(mbfl_filt_conv_illegal_output(c, filter)); - } - } - - return c; -} - - - |