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ntdll: Fix tolower implementation to not depend on locale. 

Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Piotr Caban 2019-03-26 10:26:12 +01:00 committed by Alexandre Julliard
parent 11401be90b
commit 4ed7924390
2 changed files with 33 additions and 9 deletions
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18
dlls/ntdll/string.c
View File

@ -217,6 +217,15 @@ void * __cdecl _memccpy( void *dst, const void *src, int c, size_t n )
}
/*********************************************************************
* tolower (NTDLL.@)
*/
int __cdecl NTDLL_tolower( int c )
{
return (char)c >= 'A' && (char)c <= 'Z' ? c - 'A' + 'a' : c;
}
/*********************************************************************
* _memicmp (NTDLL.@)
*
@ -307,15 +316,6 @@ LPSTR __cdecl _strlwr( LPSTR str )
}
/*********************************************************************
* tolower (NTDLL.@)
*/
int __cdecl NTDLL_tolower( int c )
{
return tolower( c );
}
/*********************************************************************
* toupper (NTDLL.@)
*/

24
dlls/ntdll/tests/string.c
View File

@ -61,6 +61,7 @@ static void (__cdecl *p_qsort)(void *,size_t,size_t, int(__cdecl *compar)(co
static void* (__cdecl *p_bsearch)(void *,void*,size_t,size_t, int(__cdecl *compar)(const void *, const void *) );
static int (WINAPIV *p__snprintf)(char *, size_t, const char *, ...);
static int (__cdecl *p_tolower)(int);
static void InitFunctionPtrs(void)
{
@ -99,6 +100,8 @@ static void InitFunctionPtrs(void)
p_bsearch= (void *)GetProcAddress(hntdll, "bsearch");
p__snprintf = (void *)GetProcAddress(hntdll, "_snprintf");
p_tolower = (void *)GetProcAddress(hntdll, "tolower");
} /* if */
}
@ -1327,6 +1330,26 @@ static void test__snprintf(void)
ok(!strcmp(buffer, teststring), "_snprintf returned buffer '%s', expected '%s'.\n", buffer, teststring);
}
static void test_tolower(void)
{
int i, ret, exp_ret;
if (!GetProcAddress(GetModuleHandleA("ntdll"), "NtRemoveIoCompletionEx"))
{
win_skip("tolower tests\n");
return;
}
ok(p_tolower != NULL, "tolower is not available\n");
for (i = -512; i < 512; i++)
{
exp_ret = (char)i >= 'A' && (char)i <= 'Z' ? i - 'A' + 'a' : i;
ret = p_tolower(i);
ok(ret == exp_ret, "tolower(%d) = %d\n", i, ret);
}
}
START_TEST(string)
{
InitFunctionPtrs();
@ -1363,4 +1386,5 @@ START_TEST(string)
test_bsearch();
if (p__snprintf)
test__snprintf();
test_tolower();
}