ObjFW  Diff

	memcpy(buffer, characters + range.location,
	    range.length * sizeof(OFUnichar));

	objc_autoreleasePoolPop(pool);
}

- (OFRange)rangeOfString: (OFString *)string
		 options: (OFStringSearchOptions)options
		   range: (OFRange)range
{
	const char *cString = string.UTF8String;
	size_t cStringLength = string.UTF8StringLength;
	size_t rangeLocation, rangeLength;

	if (range.length > SIZE_MAX - range.location ||

	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 += of_string_utf8_get_index(
				    _s->cString + rangeLocation, i);
				range.length = string.length;

		return false;

	return (memcmp(_s->cString + (_s->cStringLength - cStringLength),
	    suffix.UTF8String, cStringLength) == 0);
}

- (OFArray *)componentsSeparatedByString: (OFString *)delimiter
				 options: (OFStringSeparationOptions)options
{
	void *pool;
	OFMutableArray *array;
	const char *cString;
	size_t cStringLength;
	bool skipEmpty = (options & OFStringSkipEmptyComponents);
	size_t last;
	OFString *component;

	if (delimiter == nil)
		@throw [OFInvalidArgumentException exception];

	if (delimiter.length == 0)