1/* 2 * Copyright (C) 2005, 2006, 2007, 2009 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef WKUtilities_h 27#define WKUtilities_h 28 29#if TARGET_OS_IPHONE 30 31#import "WKTypes.h" 32#import <CoreGraphics/CoreGraphics.h> 33 34#ifdef __cplusplus 35extern "C" { 36#endif 37 38extern const CFArrayCallBacks WKCollectionArrayCallBacks; 39extern const CFSetCallBacks WKCollectionSetCallBacks; 40 41 42typedef void(*WKDeallocCallback)(WKObjectRef object); 43 44typedef struct _WKClassInfo WKClassInfo; 45 46struct _WKClassInfo 47{ 48 const WKClassInfo *parent; 49 const char *name; 50 WKDeallocCallback dealloc; 51}; 52 53extern WKClassInfo WKObjectClass; 54 55struct _WKObject 56{ 57 unsigned referenceCount; 58 WKClassInfo *classInfo; 59}; 60 61const void *WKCreateObjectWithSize (size_t size, WKClassInfo *info); 62const void *WKRetain(const void *object); 63void WKRelease(const void *object); 64 65const void *WKCollectionRetain (CFAllocatorRef allocator, const void *value); 66void WKCollectionRelease (CFAllocatorRef allocator, const void *value); 67 68void WKReportError(const char *file, int line, const char *function, const char *format, ...); 69#define WKError(formatAndArgs...) WKReportError(__FILE__, __LINE__, __PRETTY_FUNCTION__, formatAndArgs) 70 71CFIndex WKArrayIndexOfValue (CFArrayRef array, const void *value); 72 73WKClassInfo *WKGetClassInfo (WKObjectRef object); 74 75#ifdef __cplusplus 76} 77#endif 78 79#endif // TARGET_OS_IPHONE 80 81#endif // WKUtilities_h 82