/* * Copyright (c) 2008-2023 Jonathan Schleifer * * All rights reserved. * * This file is part of ObjFW. It may be distributed under the terms of the * Q Public License 1.0, which can be found in the file LICENSE.QPL included in * the packaging of this file. * * Alternatively, it may be distributed under the terms of the GNU General * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" #import "OFSubdata.h" @implementation OFSubdata - (instancetype)initWithData: (OFData *)data range: (OFRange)range { self = [super init]; @try { /* Should usually be retain, as it's useless with a copy */ _data = [data copy]; _range = range; } @catch (id e) { [self release]; @throw e; } return self; } - (void)dealloc { [_data release]; [super dealloc]; } - (size_t)count { return _range.length; } - (size_t)itemSize { return _data.itemSize; } - (const void *)items { return (const unsigned char *)_data.items + (_range.location * _data.itemSize); } @end