ObjFW  Diff

			@throw [OFOutOfRangeException newWithClass: isa];

		num = newnum;
	}

	return num;
}

- (of_unichar_t*)unicodeString
{
	of_unichar_t *ret;
	size_t i, j, len;

	len = [self length];

	if ((ret = malloc((len + 1) * sizeof(of_unichar_t))) == NULL)
		@throw [OFOutOfMemoryException newWithClass: isa];

	i = j = 0;

	while (i < length) {
		of_unichar_t c;
		size_t clen;

		clen = of_string_utf8_to_unicode(string + i, length - 1, &c);

		if (clen == 0 || c > 0x10FFFF) {
			free(ret);
			@throw [OFInvalidEncodingException newWithClass: isa];
		}

		ret[j++] = c;
		i += clen;
	}

	ret[j] = 0;

	return ret;
}

- (void)writeToFile: (OFString*)path
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFFile *file;

	file = [OFFile fileWithPath: path
			       mode: @"wb"];
	[file writeString: self];

	[pool release];
}
@end