Files

46 lines
1.1 KiB
C

/*
* PROJECT: ReactOS Win32 Base API
* LICENSE: MIT (https://spdx.org/licenses/MIT)
* PURPOSE: Implementation of GetUserDefaultLocaleName
* COPYRIGHT: Copyright 2025 Timo Kreuzer <[email protected]>
*/
#include "k32_vista.h"
#include <ndk/rtlfuncs.h>
INT
WINAPI
GetUserDefaultLocaleName(
LPWSTR lpLocaleName,
INT cchLocaleName)
{
UNICODE_STRING LocaleNameString;
NTSTATUS Status;
if (lpLocaleName == NULL)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if (cchLocaleName <= 0)
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
cchLocaleName = min(cchLocaleName, LOCALE_NAME_MAX_LENGTH);
LocaleNameString.Buffer = lpLocaleName;
LocaleNameString.Length = 0;
LocaleNameString.MaximumLength = (USHORT)(cchLocaleName * sizeof(WCHAR));
Status = RtlLcidToLocaleName(LOCALE_USER_DEFAULT, &LocaleNameString, 0, FALSE);
if (!NT_SUCCESS(Status))
{
SetLastError(RtlNtStatusToDosError(Status));
return 0;
}
return LocaleNameString.Length / sizeof(WCHAR);
}