ObjFW  Diff

		OFUnichar c;
		ssize_t length;

		if ((length = OFUTF8StringDecode(_s->cString + i,
		    _s->cStringLength - i, &c)) <= 0)
			@throw [OFInvalidEncodingException exception];

		OFHashAddByte(&hash, (c & 0xFF0000) >> 16);
		OFHashAddByte(&hash, (c & 0x00FF00) >> 8);
		OFHashAddByte(&hash, c & 0x0000FF);

		i += length - 1;
	}

	OFHashFinalize(&hash);

	_s->hash = hash;

		    _s->cStringLength - rangeLocation);
	} else {
		rangeLocation = range.location;
		rangeLength = range.length;
	}

	if (cStringLength == 0)
		return OFMakeRange(0, 0);

	if (cStringLength > rangeLength)
		return OFMakeRange(OFNotFound, 0);

	if (options & OFStringSearchBackwards) {
		for (size_t i = rangeLength - cStringLength;; i--) {
			if (memcmp(_s->cString + rangeLocation + i, cString,
			    cStringLength) == 0) {
				range.location += positionToIndex(
				    _s->cString + rangeLocation, i);
				range.length = string.length;

				return range;
			}

			/* Did not match and we're at the last char */
			if (i == 0)
				return OFMakeRange(OFNotFound, 0);
		}
	} else {
		for (size_t i = 0; i <= rangeLength - cStringLength; i++) {
			if (memcmp(_s->cString + rangeLocation + i, cString,
			    cStringLength) == 0) {
				range.location += positionToIndex(
				    _s->cString + rangeLocation, i);
				range.length = string.length;

				return range;
			}
		}
	}

	return OFMakeRange(OFNotFound, 0);
}

- (bool)containsString: (OFString *)string
{
	const char *cString = string.UTF8String;
	size_t cStringLength = string.UTF8StringLength;