diff options
Diffstat (limited to 'ext/mbstring/libmbfl/filters/mbfilter_utf32.c')
| -rw-r--r-- | ext/mbstring/libmbfl/filters/mbfilter_utf32.c | 272 |
1 files changed, 0 insertions, 272 deletions
diff --git a/ext/mbstring/libmbfl/filters/mbfilter_utf32.c b/ext/mbstring/libmbfl/filters/mbfilter_utf32.c deleted file mode 100644 index 4b0e9b9e0f..0000000000 --- a/ext/mbstring/libmbfl/filters/mbfilter_utf32.c +++ /dev/null @@ -1,272 +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 20 dec 2002. - * - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "mbfilter.h" -#include "mbfilter_utf32.h" - -static const char *mbfl_encoding_utf32_aliases[] = {"utf32", NULL}; - -const mbfl_encoding mbfl_encoding_utf32 = { - mbfl_no_encoding_utf32, - "UTF-32", - "UTF-32", - (const char *(*)[])&mbfl_encoding_utf32_aliases, - NULL, - MBFL_ENCTYPE_WCS4BE -}; - -const mbfl_encoding mbfl_encoding_utf32be = { - mbfl_no_encoding_utf32be, - "UTF-32BE", - "UTF-32BE", - NULL, - NULL, - MBFL_ENCTYPE_WCS4BE -}; - -const mbfl_encoding mbfl_encoding_utf32le = { - mbfl_no_encoding_utf32le, - "UTF-32LE", - "UTF-32LE", - NULL, - NULL, - MBFL_ENCTYPE_WCS4LE -}; - -const struct mbfl_convert_vtbl vtbl_utf32_wchar = { - mbfl_no_encoding_utf32, - mbfl_no_encoding_wchar, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_utf32_wchar, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_wchar_utf32 = { - mbfl_no_encoding_wchar, - mbfl_no_encoding_utf32, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_wchar_utf32be, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_utf32be_wchar = { - mbfl_no_encoding_utf32be, - mbfl_no_encoding_wchar, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_utf32be_wchar, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_wchar_utf32be = { - mbfl_no_encoding_wchar, - mbfl_no_encoding_utf32be, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_wchar_utf32be, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_utf32le_wchar = { - mbfl_no_encoding_utf32le, - mbfl_no_encoding_wchar, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_utf32le_wchar, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_wchar_utf32le = { - mbfl_no_encoding_wchar, - mbfl_no_encoding_utf32le, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_wchar_utf32le, - mbfl_filt_conv_common_flush -}; - -#define CK(statement) do { if ((statement) < 0) return (-1); } while (0) - -/* - * UTF-32 => wchar - */ -int mbfl_filt_conv_utf32_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) << 24; - } - filter->cache = n; - filter->status++; - break; - case 1: - if (endian) { - n = (c & 0xff) << 8; - } else { - n = (c & 0xff) << 16; - } - filter->cache |= n; - filter->status++; - break; - case 2: - if (endian) { - n = (c & 0xff) << 16; - } else { - n = (c & 0xff) << 8; - } - filter->cache |= n; - filter->status++; - break; - default: - if (endian) { - n = (c & 0xff) << 24; - } else { - n = c & 0xff; - } - n |= filter->cache; - if ((n & 0xffff) == 0 && ((n >> 16) & 0xffff) == 0xfffe) { - if (endian) { - filter->status = 0; /* big-endian */ - } else { - filter->status = 0x100; /* little-endian */ - } - CK((*filter->output_function)(0xfeff, filter->data)); - } else { - filter->status &= ~0xff; - CK((*filter->output_function)(n, filter->data)); - } - break; - } - - return c; -} - -/* - * UTF-32BE => wchar - */ -int mbfl_filt_conv_utf32be_wchar(int c, mbfl_convert_filter *filter) -{ - int n; - - if (filter->status == 0) { - filter->status = 1; - n = (c & 0xff) << 24; - filter->cache = n; - } else if (filter->status == 1) { - filter->status = 2; - n = (c & 0xff) << 16; - filter->cache |= n; - } else if (filter->status == 2) { - filter->status = 3; - n = (c & 0xff) << 8; - filter->cache |= n; - } else { - filter->status = 0; - n = (c & 0xff) | filter->cache; - CK((*filter->output_function)(n, filter->data)); - } - return c; -} - -/* - * wchar => UTF-32BE - */ -int mbfl_filt_conv_wchar_utf32be(int c, mbfl_convert_filter *filter) -{ - if (c >= 0 && c < MBFL_WCSGROUP_UCS4MAX) { - CK((*filter->output_function)((c >> 24) & 0xff, filter->data)); - CK((*filter->output_function)((c >> 16) & 0xff, filter->data)); - CK((*filter->output_function)((c >> 8) & 0xff, filter->data)); - CK((*filter->output_function)(c & 0xff, filter->data)); - } else { - if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) { - CK(mbfl_filt_conv_illegal_output(c, filter)); - } - } - - return c; -} - -/* - * UTF-32LE => wchar - */ -int mbfl_filt_conv_utf32le_wchar(int c, mbfl_convert_filter *filter) -{ - int n; - - if (filter->status == 0) { - filter->status = 1; - n = (c & 0xff); - filter->cache = n; - } else if (filter->status == 1) { - filter->status = 2; - n = (c & 0xff) << 8; - filter->cache |= n; - } else if (filter->status == 2) { - filter->status = 3; - n = (c & 0xff) << 16; - filter->cache |= n; - } else { - filter->status = 0; - n = ((c & 0xff) << 24) | filter->cache; - CK((*filter->output_function)(n, filter->data)); - } - return c; -} - -/* - * wchar => UTF-32LE - */ -int mbfl_filt_conv_wchar_utf32le(int c, mbfl_convert_filter *filter) -{ - if (c >= 0 && c < MBFL_WCSGROUP_UCS4MAX) { - CK((*filter->output_function)(c & 0xff, filter->data)); - CK((*filter->output_function)((c >> 8) & 0xff, filter->data)); - CK((*filter->output_function)((c >> 16) & 0xff, filter->data)); - CK((*filter->output_function)((c >> 24) & 0xff, filter->data)); - } else { - if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) { - CK(mbfl_filt_conv_illegal_output(c, filter)); - } - } - - return c; -} |