ObjFW  Diff

	return num;
}

- (uintmax_t)hexadecimalValue
{
	int i = 0;
	uintmax_t num = 0;
	BOOL suffix = NO;

	if (length == 0)
		return 0;

	if (length >= 2 && string[0] == '0' && string[1] == 'x')
		i = 2;
	else if (length >= 1 && (string[0] == 'x' || string[0] == '$'))
		i = 1;

	if (i == length)
		@throw [OFInvalidEncodingException newWithClass: isa];

	for (; i < length; i++) {
		uintmax_t newnum;

		if (suffix)
			@throw [OFInvalidEncodingException newWithClass: isa];

		if (string[i] >= '0' && string[i] <= '9')
			newnum = (num << 4) | (string[i] - '0');
		else if (string[i] >= 'A' && string[i] <= 'F')
			newnum = (num << 4) | (string[i] - 'A' + 10);
		else if (string[i] >= 'a' && string[i] <= 'f')
			newnum = (num << 4) | (string[i] - 'a' + 10);
		else if (string[i] == 'h') {
			suffix = YES;
			continue;
		} else
			@throw [OFInvalidEncodingException newWithClass: isa];

		if (newnum < num)
			@throw [OFOutOfRangeException newWithClass: isa];

		num = newnum;
	}