diff options
Diffstat (limited to 'ext/mbstring/mbfilter_cn.c')
-rw-r--r-- | ext/mbstring/mbfilter_cn.c | 417 |
1 files changed, 0 insertions, 417 deletions
diff --git a/ext/mbstring/mbfilter_cn.c b/ext/mbstring/mbfilter_cn.c deleted file mode 100644 index 6feab182dd..0000000000 --- a/ext/mbstring/mbfilter_cn.c +++ /dev/null @@ -1,417 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 4 | - +----------------------------------------------------------------------+ - | Copyright (c) 2001 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 2.02 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available at through the world-wide-web at | - | http://www.php.net/license/2_02.txt. | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Author: Rui Hirokawa <hirokawa@php.net> | - +----------------------------------------------------------------------+ - */ - -/* - * "streamable simplified chinese code filter and converter" - */ - -/* $Id$ */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "php.h" -#include "php_globals.h" - -#if defined(HAVE_MBSTR_CN) -#include "mbfilter.h" -#include "mbfilter_cn.h" - -#include "unicode_table_cn.h" - -#define CK(statement) do { if ((statement) < 0) return (-1); } while (0) - - -/* - * EUC-CN => wchar - */ -int -mbfl_filt_conv_euccn_wchar(int c, mbfl_convert_filter *filter TSRMLS_DC) -{ - int c1, w; - - switch (filter->status) { - case 0: - if (c >= 0 && c < 0x80) { /* latin */ - CK((*filter->output_function)(c, filter->data TSRMLS_CC)); - } else if (c > 0xa0 && c < 0xff) { /* dbcs lead byte */ - filter->status = 1; - filter->cache = c; - } else { - w = c & MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } - break; - - case 1: /* dbcs second byte */ - filter->status = 0; - c1 = filter->cache; - if (c1 > 0xa0 && c1 < 0xff && c > 0xa0 && c < 0xff) { - w = (c1 - 0x81)*192 + (c - 0x40); - if (w >= 0 && w < cp936_ucs_table_size) { - w = cp936_ucs_table[w]; - } else { - w = 0; - } - if (w <= 0) { - w = (c1 << 8) | c; - w &= MBFL_WCSPLANE_MASK; - w |= MBFL_WCSPLANE_GB2312; - } - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } else if ((c >= 0 && c < 0x21) || c == 0x7f) { /* CTLs */ - CK((*filter->output_function)(c, filter->data TSRMLS_CC)); - } else { - w = (c1 << 8) | c; - w &= MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } - break; - - default: - filter->status = 0; - break; - } - - return c; -} - -/* - * wchar => EUC-CN - */ -int -mbfl_filt_conv_wchar_euccn(int c, mbfl_convert_filter *filter TSRMLS_DC) -{ - int c1, c2, s; - - s = 0; - if (c >= ucs_a1_cp936_table_min && c < ucs_a1_cp936_table_max) { - s = ucs_a1_cp936_table[c - ucs_a1_cp936_table_min]; - } else if (c >= ucs_a2_cp936_table_min && c < ucs_a2_cp936_table_max) { - s = ucs_a2_cp936_table[c - ucs_a2_cp936_table_min]; - } else if (c >= ucs_a3_cp936_table_min && c < ucs_a3_cp936_table_max) { - s = ucs_a3_cp936_table[c - ucs_a3_cp936_table_min]; - } else if (c >= ucs_i_cp936_table_min && c < ucs_i_cp936_table_max) { - s = ucs_i_cp936_table[c - ucs_i_cp936_table_min]; - } else if (c >= ucs_hff_cp936_table_min && c < ucs_hff_cp936_table_max) { - s = ucs_hff_cp936_table[c - ucs_hff_cp936_table_min]; - } - c1 = (s >> 8) & 0xff; - c2 = s & 0xff; - - if (c1 < 0xa1 || c2 < 0xa1) { /* exclude CP936 extension */ - s = c; - } - - if (s <= 0) { - c1 = c & ~MBFL_WCSPLANE_MASK; - if (c1 == MBFL_WCSPLANE_GB2312) { - s = c & MBFL_WCSPLANE_MASK; - } - if (c == 0) { - s = 0; - } else if (s <= 0) { - s = -1; - } - } - if (s >= 0) { - if (s < 0x80) { /* latin */ - CK((*filter->output_function)(s, filter->data TSRMLS_CC)); - } else { - CK((*filter->output_function)((s >> 8) & 0xff, filter->data TSRMLS_CC)); - CK((*filter->output_function)(s & 0xff, filter->data TSRMLS_CC)); - } - } else { - if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) { - CK(mbfl_filt_conv_illegal_output(c, filter TSRMLS_CC)); - } - } - - return c; -} - -/* - * CP936 => wchar - */ -int -mbfl_filt_conv_cp936_wchar(int c, mbfl_convert_filter *filter TSRMLS_DC) -{ - int c1, w; - - switch (filter->status) { - case 0: - if (c >= 0 && c < 0x80) { /* latin */ - CK((*filter->output_function)(c, filter->data TSRMLS_CC)); - } else if (c == 0x80) { /* euro sign */ - CK((*filter->output_function)(0x20ac, filter->data TSRMLS_CC)); - } else if (c > 0x80 && c < 0xff) { /* dbcs lead byte */ - filter->status = 1; - filter->cache = c; - } else { - w = c & MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } - break; - - case 1: /* dbcs second byte */ - filter->status = 0; - c1 = filter->cache; - if ( c1 < 0xff && c1 > 0x80 && c > 0x39 && c < 0xff && c != 0x7f) { - w = (c1 - 0x81)*192 + (c - 0x40); - if (w >= 0 && w < cp936_ucs_table_size) { - w = cp936_ucs_table[w]; - } else { - w = 0; - } - if (w <= 0) { - w = (c1 << 8) | c; - w &= MBFL_WCSPLANE_MASK; - w |= MBFL_WCSPLANE_WINCP936; - } - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } else if ((c >= 0 && c < 0x21) || c == 0x7f) { /* CTLs */ - CK((*filter->output_function)(c, filter->data TSRMLS_CC)); - } else { - w = (c1 << 8) | c; - w &= MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } - break; - - default: - filter->status = 0; - break; - } - - return c; -} - -/* - * wchar => CP936 - */ -int -mbfl_filt_conv_wchar_cp936(int c, mbfl_convert_filter *filter TSRMLS_DC) -{ - int c1, s; - - s = 0; - if (c >= ucs_a1_cp936_table_min && c < ucs_a1_cp936_table_max) { - s = ucs_a1_cp936_table[c - ucs_a1_cp936_table_min]; - } else if (c >= ucs_a2_cp936_table_min && c < ucs_a2_cp936_table_max) { - s = ucs_a2_cp936_table[c - ucs_a2_cp936_table_min]; - } else if (c >= ucs_a3_cp936_table_min && c < ucs_a3_cp936_table_max) { - s = ucs_a3_cp936_table[c - ucs_a3_cp936_table_min]; - } else if (c >= ucs_i_cp936_table_min && c < ucs_i_cp936_table_max) { - s = ucs_i_cp936_table[c - ucs_i_cp936_table_min]; - } else if (c >= ucs_ci_cp936_table_min && c < ucs_ci_cp936_table_max) { - s = ucs_ci_cp936_table[c - ucs_ci_cp936_table_min]; - } else if (c >= ucs_cf_cp936_table_min && c < ucs_cf_cp936_table_max) { - s = ucs_cf_cp936_table[c - ucs_cf_cp936_table_min]; - } else if (c >= ucs_sfv_cp936_table_min && c < ucs_sfv_cp936_table_max) { - s = ucs_sfv_cp936_table[c - ucs_sfv_cp936_table_min]; - } else if (c >= ucs_hff_cp936_table_min && c < ucs_hff_cp936_table_max) { - s = ucs_hff_cp936_table[c - ucs_hff_cp936_table_min]; - } - if (s <= 0) { - c1 = c & ~MBFL_WCSPLANE_MASK; - if (c1 == MBFL_WCSPLANE_WINCP936) { - s = c & MBFL_WCSPLANE_MASK; - } - if (c == 0) { - s = 0; - } else if (s <= 0) { - s = -1; - } - } - if (s >= 0) { - if (s < 0x80) { /* latin */ - CK((*filter->output_function)(s, filter->data TSRMLS_CC)); - } else { - CK((*filter->output_function)((s >> 8) & 0xff, filter->data TSRMLS_CC)); - CK((*filter->output_function)(s & 0xff, filter->data TSRMLS_CC)); - } - } else { - if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) { - CK(mbfl_filt_conv_illegal_output(c, filter TSRMLS_CC)); - } - } - - return c; -} - - -/* - * HZ => wchar - */ -int -mbfl_filt_conv_hz_wchar(int c, mbfl_convert_filter *filter TSRMLS_DC) -{ - int c1, s, w; - - switch (filter->status & 0xf) { -/* case 0x00: ASCII */ -/* case 0x10: GB2312 */ - case 0: - if (c == 0x7e) { - filter->status += 2; - } else if (filter->status == 0x10 && c > 0x20 && c < 0x7f) { /* DBCS first char */ - filter->cache = c; - filter->status += 1; - } else if (c >= 0 && c < 0x80) { /* latin, CTLs */ - CK((*filter->output_function)(c, filter->data TSRMLS_CC)); - } else { - w = c & MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } - break; - -/* case 0x11: GB2312 second char */ - case 1: - filter->status &= ~0xf; - c1 = filter->cache; - if (c1 > 0x20 && c1 < 0x7f && c > 0x20 && c < 0x7f) { - s = (c1 - 1)*192 + c + 0x40; /* GB2312 */ - if (s >= 0 && s < cp936_ucs_table_size) { - w = cp936_ucs_table[s]; - } else { - w = 0; - } - if (w <= 0) { - w = (c1 << 8) | c; - w &= MBFL_WCSPLANE_MASK; - w |= MBFL_WCSPLANE_GB2312; - } - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } else if ((c >= 0 && c < 0x21) || c == 0x7f) { /* CTLs */ - CK((*filter->output_function)(c, filter->data TSRMLS_CC)); - } else { - w = (c1 << 8) | c; - w &= MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(w, filter->data TSRMLS_CC)); - } - break; - - /* '~' */ - case 2: - if (c == 0x7d) { /* '}' */ - filter->status = 0x0; - } else if (c == 0x7b) { /* '{' */ - filter->status = 0x10; - } else if (c == 0x7e) { /* '~' */ - filter->status = 0x0; - CK((*filter->output_function)(0x007e, filter->data TSRMLS_CC)); - } - break; - - default: - filter->status = 0; - break; - } - - return c; -} - -/* - * wchar => HZ - */ -int -mbfl_filt_conv_wchar_hz(int c, mbfl_convert_filter *filter TSRMLS_DC) -{ - int s; - - s = 0; - if (c >= ucs_a1_cp936_table_min && c < ucs_a1_cp936_table_max) { - s = ucs_a1_cp936_table[c - ucs_a1_cp936_table_min]; - } else if (c >= ucs_a2_cp936_table_min && c < ucs_a2_cp936_table_max) { - s = ucs_a2_cp936_table[c - ucs_a2_cp936_table_min]; - } else if (c >= ucs_a3_cp936_table_min && c < ucs_a3_cp936_table_max) { - s = ucs_a3_cp936_table[c - ucs_a3_cp936_table_min]; - } else if (c >= ucs_i_cp936_table_min && c < ucs_i_cp936_table_max) { - s = ucs_i_cp936_table[c - ucs_i_cp936_table_min]; - } else if (c >= ucs_hff_cp936_table_min && c < ucs_hff_cp936_table_max) { - s = ucs_hff_cp936_table[c - ucs_hff_cp936_table_min]; - } - if (s & 0x8000) { - s -= 0x8080; - } - - if (s <= 0) { - if (c == 0) { - s = 0; - } else if (s <= 0) { - s = -1; - } - } else if ((s >= 0x80 && s < 0x2121) || (s > 0x8080)) { - s = -1; - } - if (s >= 0) { - if (s < 0x80) { /* ASCII */ - if ((filter->status & 0xff00) != 0) { - CK((*filter->output_function)(0x7e, filter->data TSRMLS_CC)); /* '~' */ - CK((*filter->output_function)(0x7d, filter->data TSRMLS_CC)); /* '}' */ - } - filter->status = 0; - if (s == 0x7e){ - CK((*filter->output_function)(0x7e, filter->data TSRMLS_CC)); - } - CK((*filter->output_function)(s, filter->data TSRMLS_CC)); - } else { /* GB 2312-80 */ - if ((filter->status & 0xff00) != 0x200) { - CK((*filter->output_function)(0x7e, filter->data TSRMLS_CC)); /* '~' */ - CK((*filter->output_function)(0x7b, filter->data TSRMLS_CC)); /* '{' */ - } - filter->status = 0x200; - CK((*filter->output_function)((s >> 8) & 0x7f, filter->data TSRMLS_CC)); - CK((*filter->output_function)(s & 0x7f, filter->data TSRMLS_CC)); - } - } else { - if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) { - CK(mbfl_filt_conv_illegal_output(c, filter TSRMLS_CC)); - } - } - - return c; -} - -int -mbfl_filt_conv_any_hz_flush(mbfl_convert_filter *filter TSRMLS_DC) -{ - /* back to latin */ - if ((filter->status & 0xff00) != 0) { - CK((*filter->output_function)(0x7e, filter->data TSRMLS_CC)); /* ~ */ - CK((*filter->output_function)(0x7d, filter->data TSRMLS_CC)); /* '{' */ - } - filter->status &= 0xff; - return 0; -} - -#endif /* HAVE_MBSTR_CN */ - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ |