X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/80e2389990082500d76eb566d4946be3e786c3ef..d8f41ccd20de16f8ebe2ccc84d47bf1cb2b26bbb:/Security/libsecurity_keychain/lib/SecInternal.h

diff --git a/Security/libsecurity_keychain/lib/SecInternal.h b/Security/libsecurity_keychain/lib/SecInternal.h
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+/*
+ * Copyright (c) 2007-2014 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+/*!
+    @header SecInternal
+    SecInternal defines common internal constants macros and SPI functions.
+*/
+
+#ifndef _SECURITY_SECINTERNAL_H_
+#define _SECURITY_SECINTERNAL_H_
+
+#include <assert.h>
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+#define CFReleaseSafe(CF) { CFTypeRef _cf = (CF); if (_cf) CFRelease(_cf); }
+#define CFReleaseNull(CF) { CFTypeRef _cf = (CF); \
+	if (_cf) { (CF) = NULL; CFRelease(_cf); } }
+
+#define AssignOrReleaseResult(CF,OUT) { \
+	CFTypeRef _cf = (CF), *_out = (OUT); \
+	if (_out) { *_out = _cf; } else { if (_cf) CFRelease(_cf); } }
+
+#define DICT_DECLARE(MAXVALUES) \
+	CFIndex numValues = 0, maxValues = (MAXVALUES); \
+	const void *keys[maxValues]; \
+	const void *values[maxValues];
+
+#define DICT_ADDPAIR(KEY,VALUE) do { \
+	if (numValues < maxValues) { \
+		keys[numValues] = (KEY); \
+		values[numValues] = (VALUE); \
+		numValues++; \
+	} else \
+		assert(false); \
+} while(0)
+
+#define DICT_CREATE(ALLOCATOR) CFDictionaryCreate((ALLOCATOR), keys, values, \
+	numValues, NULL, &kCFTypeDictionaryValueCallBacks)
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* !_SECURITY_SECINTERNAL_H_ */