ObjFW  Diff

}

- (size_t)lowlevelReadIntoBuffer: (void *)buffer_
			  length: (size_t)length
{
	void *pool = objc_autoreleasePoolPush();
	char *buffer = buffer_;
	of_char16_t *UTF16;
	size_t j = 0;

	if (length > sizeof(UINT32_MAX))
		@throw [OFOutOfRangeException exception];

	UTF16 = [self allocMemoryWithSize: sizeof(of_char16_t)
				    count: length];
	@try {
		DWORD UTF16Len;
		OFDataArray *rest = nil;
		size_t i = 0;

		if (!ReadConsoleW(_handle, UTF16, (DWORD)length, &UTF16Len,

			size_t UTF8Len;

			/* Missing high surrogate */
			if ((c & 0xFC00) == 0xDC00)
				@throw [OFInvalidEncodingException exception];

			if ((c & 0xFC00) == 0xD800) {
				of_char16_t next;

				if (UTF16Len <= i + 1) {
					_incompleteUTF16Surrogate = c;

					if (rest != nil) {
						char *items = [rest items];
						size_t count = [rest count];

	return j;
}

- (void)lowlevelWriteBuffer: (const void *)buffer_
		     length: (size_t)length
{
	const char *buffer = buffer_;
	of_char16_t *tmp;
	size_t i = 0, j = 0;

	if (length > SIZE_MAX / 2)
		@throw [OFOutOfRangeException exception];

	if (_incompleteUTF8SurrogateLen > 0) {
		of_unichar_t c;
		of_char16_t UTF16[2];
		ssize_t UTF8Len;
		size_t toCopy;
		DWORD UTF16Len, written;

		UTF8Len = -of_string_utf8_decode(
		    _incompleteUTF8Surrogate, _incompleteUTF8SurrogateLen, &c);

			    exceptionWithObject: self
				requestedLength: UTF16Len * 2];

		_incompleteUTF8SurrogateLen = 0;
		i += toCopy;
	}

	tmp = [self allocMemoryWithSize: sizeof(of_char16_t)
				  count: length * 2];
	@try {
		DWORD written;

		while (i < length) {
			of_unichar_t c;
			ssize_t UTF8Len;