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kernel32: Implement canonical composing. 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2019-02-08 10:41:27 +00:00 committed by Alexandre Julliard
parent db3ae2ca9f
commit 2d2e935190
4 changed files with 60 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
dlls/kernel32/locale.c
View File

@ -5407,8 +5407,8 @@ INT WINAPI NormalizeString(NORM_FORM form, const WCHAR *src, INT src_len, WCHAR
if (compose)
{
FIXME("Composing not yet implemented\n");
res = 0;
res = wine_compose_string( buf, res );
if (dst_len >= res) memcpy( dst, buf, res * sizeof(WCHAR) );
}
done:

44
dlls/kernel32/tests/locale.c
View File

@ -5697,28 +5697,28 @@ static void test_NormalizeString(void)
};
static const struct test_data_normal test_arr[] =
{
{ part0_str1, { part0_str1, part0_nfd1, part0_str1, part0_nfd1 }, { 1, 0, 1, 0 } },
{ part0_str2, { part0_nfc2, part0_str2, part0_nfc2, part0_str2 }, { 1, 0, 1, 0 } },
{ part0_str3, { part0_nfc3, part0_str3, part0_nfc3, part0_str3 }, { 1, 0, 1, 0 } },
{ part0_str4, { part0_nfc4, part0_str4, part0_nfc4, part0_str4 }, { 1, 0, 1, 0 } },
{ part0_str5, { part0_nfc5, part0_nfc5, part0_nfc5, part0_nfc5 }, { 1, 0, 1, 0 } },
{ part0_str6, { part0_nfc6, part0_nfc6, part0_nfc6, part0_nfc6 }, { 1, 0, 1, 0 } },
{ part0_str8, { part0_str8, part0_nfd8, part0_str8, part0_nfd8 }, { 1, 0, 1, 0 } },
{ part0_str9, { part0_nfc9, part0_nfd9, part0_nfc9, part0_nfd9 }, { 1, 0, 1, 0 } },
{ part0_str10, { part0_str10, part0_nfd10, part0_str10, part0_nfd10 }, { 1, 0, 1, 0 } },
{ part0_str11, { part0_str11, part0_nfd11, part0_str11, part0_nfd11 }, { 1, 0, 1, 0 } },
{ part0_str12, { part0_nfc12, part0_nfd12, part0_nfc12, part0_nfd12 }, { 1, 0, 1, 0 } },
{ part1_str1, { part1_str1, part1_str1, part1_nfkc1, part1_nfkc1 }, { 1, 0, 1, 0 } },
{ part1_str2, { part1_str2, part1_str2, part1_nfkc2, part1_nfkc2 }, { 1, 0, 1, 0 } },
{ part1_str3, { part1_str3, part1_nfd3, part1_str3, part1_nfd3 }, { 1, 0, 1, 0 } },
{ part1_str4, { part1_str4, part1_str4, part1_nfkc4, part1_nfkc4 }, { 1, 0, 1, 0 } },
{ part1_str5, { part1_str5, part1_nfd5, part1_str5, part1_nfd5 }, { 1, 0, 1, 0 } },
{ part1_str6, { part1_str6, part1_nfd6, part1_str6, part1_nfd6 }, { 1, 0, 1, 0 } },
{ part1_str7, { part1_str7, part1_str7, part1_nfkc7, part1_nfkc7 }, { 1, 0, 1, 0 } },
{ part1_str8, { part1_str8, part1_nfd8, part1_str8, part1_nfd8 }, { 1, 0, 1, 0 } },
{ part1_str9, { part1_str9, part1_str9, part1_nfkc9, part1_nfkc9 }, { 1, 0, 1, 0 } },
{ part1_str10, { part1_str10, part1_str10, part1_nfkc10, part1_nfkc10 }, { 1, 0, 1, 0 } },
{ part1_str11, { part1_nfc11, part1_nfd11, part1_nfc11, part1_nfd11 }, { 1, 0, 1, 0 } },
{ part0_str1, { part0_str1, part0_nfd1, part0_str1, part0_nfd1 } },
{ part0_str2, { part0_nfc2, part0_str2, part0_nfc2, part0_str2 } },
{ part0_str3, { part0_nfc3, part0_str3, part0_nfc3, part0_str3 } },
{ part0_str4, { part0_nfc4, part0_str4, part0_nfc4, part0_str4 } },
{ part0_str5, { part0_nfc5, part0_nfc5, part0_nfc5, part0_nfc5 } },
{ part0_str6, { part0_nfc6, part0_nfc6, part0_nfc6, part0_nfc6 } },
{ part0_str8, { part0_str8, part0_nfd8, part0_str8, part0_nfd8 } },
{ part0_str9, { part0_nfc9, part0_nfd9, part0_nfc9, part0_nfd9 } },
{ part0_str10, { part0_str10, part0_nfd10, part0_str10, part0_nfd10 } },
{ part0_str11, { part0_str11, part0_nfd11, part0_str11, part0_nfd11 } },
{ part0_str12, { part0_nfc12, part0_nfd12, part0_nfc12, part0_nfd12 } },
{ part1_str1, { part1_str1, part1_str1, part1_nfkc1, part1_nfkc1 } },
{ part1_str2, { part1_str2, part1_str2, part1_nfkc2, part1_nfkc2 } },
{ part1_str3, { part1_str3, part1_nfd3, part1_str3, part1_nfd3 } },
{ part1_str4, { part1_str4, part1_str4, part1_nfkc4, part1_nfkc4 } },
{ part1_str5, { part1_str5, part1_nfd5, part1_str5, part1_nfd5 } },
{ part1_str6, { part1_str6, part1_nfd6, part1_str6, part1_nfd6 } },
{ part1_str7, { part1_str7, part1_str7, part1_nfkc7, part1_nfkc7 } },
{ part1_str8, { part1_str8, part1_nfd8, part1_str8, part1_nfd8 } },
{ part1_str9, { part1_str9, part1_str9, part1_nfkc9, part1_nfkc9 } },
{ part1_str10, { part1_str10, part1_str10, part1_nfkc10, part1_nfkc10 } },
{ part1_str11, { part1_nfc11, part1_nfd11, part1_nfc11, part1_nfd11 } },
{ 0 }
};
const struct test_data_normal *ptest = test_arr;

1
include/wine/unicode.h
View File

@ -101,6 +101,7 @@ extern int wine_compare_string( int flags, const WCHAR *str1, int len1, const WC
extern int wine_get_sortkey( int flags, const WCHAR *src, int srclen, char *dst, int dstlen );
extern int wine_fold_string( int flags, const WCHAR *src, int srclen , WCHAR *dst, int dstlen );
extern unsigned int wine_compose_string( WCHAR *str, unsigned int len );
extern unsigned int wine_decompose_string( int flags, const WCHAR *src, unsigned int srclen, WCHAR *dst, unsigned int dstlen );
#define WINE_DECOMPOSE_COMPAT 1
#define WINE_DECOMPOSE_REORDER 2

35
libs/port/normalize.c
View File

@ -20,6 +20,7 @@
#include "wine/unicode.h"
extern WCHAR wine_compose( const WCHAR *str ) DECLSPEC_HIDDEN;
extern unsigned int wine_decompose( int flags, WCHAR ch, WCHAR *dst, unsigned int dstlen ) DECLSPEC_HIDDEN;
extern const unsigned short combining_class_table[] DECLSPEC_HIDDEN;
@ -104,3 +105,37 @@ unsigned int wine_decompose_string( int flags, const WCHAR *src, unsigned int sr
if (flags & WINE_DECOMPOSE_REORDER) canonical_order_string( dst, dst_pos );
return dst_pos;
}
static BOOL is_blocked( WCHAR *starter, WCHAR *ptr )
{
if (ptr == starter + 1) return FALSE;
/* Because the string is already canonically ordered, the chars are blocked
only if the previous char's combining class is equal to the test char. */
if (get_combining_class( *(ptr - 1) ) == get_combining_class( *ptr )) return TRUE;
return FALSE;
}
unsigned int wine_compose_string( WCHAR *str, unsigned int len )
{
unsigned int i, last_starter = len;
WCHAR pair[2], comp;
for (i = 0; i < len; i++)
{
pair[1] = str[i];
if (last_starter == len || is_blocked( str + last_starter, str + i ) || !(comp = wine_compose( pair )))
{
if (is_starter( str[i] ))
{
last_starter = i;
pair[0] = str[i];
}
continue;
}
str[last_starter] = pair[0] = comp;
len--;
memmove( str + i, str + i + 1, (len - i) * sizeof(WCHAR) );
i = last_starter;
}
return len;
}