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f380ce78 1/*
d8f41ccd 2 * Copyright (c) 2007-2014 Apple Inc. All Rights Reserved.
427c49bc 3 *
f380ce78 4 * @APPLE_LICENSE_HEADER_START@
d8f41ccd 5 *
f380ce78
A
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.
d8f41ccd 12 *
f380ce78
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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.
d8f41ccd 20 *
f380ce78
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21 * @APPLE_LICENSE_HEADER_END@
22 */
b1ab9ed8
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23
24/*!
25 @header SecInternal
26 SecInternal defines common internal constants macros and SPI functions.
27*/
28
29#ifndef _SECURITY_SECINTERNAL_H_
30#define _SECURITY_SECINTERNAL_H_
31
32#include <assert.h>
33
34#if defined(__cplusplus)
35extern "C" {
36#endif
37
38#define CFReleaseSafe(CF) { CFTypeRef _cf = (CF); if (_cf) CFRelease(_cf); }
39#define CFReleaseNull(CF) { CFTypeRef _cf = (CF); \
40 if (_cf) { (CF) = NULL; CFRelease(_cf); } }
41
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42#define AssignOrReleaseResult(CF,OUT) { \
43 CFTypeRef _cf = (CF), *_out = (OUT); \
44 if (_out) { *_out = _cf; } else { if (_cf) CFRelease(_cf); } }
45
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46#define DICT_DECLARE(MAXVALUES) \
47 CFIndex numValues = 0, maxValues = (MAXVALUES); \
48 const void *keys[maxValues]; \
49 const void *values[maxValues];
50
51#define DICT_ADDPAIR(KEY,VALUE) do { \
52 if (numValues < maxValues) { \
53 keys[numValues] = (KEY); \
54 values[numValues] = (VALUE); \
55 numValues++; \
56 } else \
57 assert(false); \
58} while(0)
59
60#define DICT_CREATE(ALLOCATOR) CFDictionaryCreate((ALLOCATOR), keys, values, \
61 numValues, NULL, &kCFTypeDictionaryValueCallBacks)
62
63#if defined(__cplusplus)
64}
65#endif
66
67#endif /* !_SECURITY_SECINTERNAL_H_ */