ObjFW  Diff

- (OFString *)stringByBase64Encoding
{
	return of_base64_encode(_items, _count * _itemSize);
}

- (OFRange)rangeOfData: (OFData *)data
	       options: (int)options
	       options: (OFDataSearchOptions)options
		 range: (OFRange)range
{
	const char *search;
	size_t searchLength;

	if (range.length > SIZE_MAX - range.location ||
	    range.location + range.length > _count)
		@throw [OFOutOfRangeException exception];

	if (data == nil || data.itemSize != _itemSize)
		@throw [OFInvalidArgumentException exception];

	if ((searchLength = data.count) == 0)
		return OFMakeRange(0, 0);

	if (searchLength > range.length)
		return OFMakeRange(OFNotFound, 0);

	search = data.items;

	if (options & OF_DATA_SEARCH_BACKWARDS) {
	if (options & OFDataSearchBackwards) {
		for (size_t i = range.length - searchLength;; i--) {
			if (memcmp(_items + i * _itemSize, search,
			    searchLength * _itemSize) == 0)
				return OFMakeRange(i, searchLength);

			/* No match and we're at the last item */
			if (i == 0)