1/* 2 * Copyright (c) 2007,2009-2011,2013-2014 Apple Inc. All Rights Reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23 24/*! 25 @header SecInternal 26 SecInternal defines common internal constants macros and SPI functions. 27*/ 28 29#ifndef _SECURITY_SECINTERNALP_H_ 30#define _SECURITY_SECINTERNALP_H_ 31 32#include <assert.h> 33 34#if defined(__cplusplus) 35extern "C" { 36#endif 37 38#define CFRetainSafe(CF) { CFTypeRef _cf = (CF); if (_cf) CFRetain(_cf); } 39#define CFReleaseSafe(CF) { CFTypeRef _cf = (CF); if (_cf) CFRelease(_cf); } 40#define CFReleaseNull(CF) { CFTypeRef _cf = (CF); \ 41 if (_cf) { (CF) = NULL; CFRelease(_cf); } } 42 43#define DICT_DECLARE(MAXVALUES) \ 44 CFIndex numValues = 0, maxValues = (MAXVALUES); \ 45 const void *keys[maxValues]; \ 46 const void *values[maxValues]; 47 48#define DICT_ADDPAIR(KEY,VALUE) do { \ 49 if (numValues < maxValues) { \ 50 keys[numValues] = (KEY); \ 51 values[numValues] = (VALUE); \ 52 numValues++; \ 53 } else \ 54 assert(false); \ 55} while(0) 56 57#define DICT_CREATE(ALLOCATOR) CFDictionaryCreate((ALLOCATOR), keys, values, \ 58 numValues, NULL, &kCFTypeDictionaryValueCallBacks) 59 60/* Non valid CFTimeInterval or CFAbsoluteTime. */ 61#define NULL_TIME 0.0 62 63#if defined(__cplusplus) 64} 65#endif 66 67#endif /* !_SECURITY_SECINTERNALP_H_ */ 68