Security-58286.31.2.tar.gz

[apple/security.git] / keychain / ckks / NSOperationCategories.h

diff --git a/keychain/ckks/NSOperationCategories.h b/keychain/ckks/NSOperationCategories.h
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+/*
+ * Copyright (c) 2017 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@
+ */
+
+#import "keychain/ckks/NSOperationCategories.h"
+
+@interface NSOperation (CKKSUsefulPrintingOperation)
+- (NSString*)description;
+- (BOOL)isPending;
+
+// Use our .name field if it's there, otherwise, just a generic name
+- (NSString*)selfname;
+
+// If op is nonnull, op becomes a dependency of this operation
+- (void)addNullableDependency: (NSOperation*) op;
+
+// Add all operations in this collection as dependencies, then add yourself to the collection
+-(void)linearDependencies:(NSHashTable*)collection;
+
+// Insert yourself as high up the linearized list of dependencies as possible
+-(void)linearDependenciesWithSelfFirst: (NSHashTable*) collection;
+
+// Return a stringified representation of this operation's live dependencies.
+-(NSString*)pendingDependenciesString:(NSString*)prefix;
+@end
+
+@interface NSBlockOperation (CKKSUsefulConstructorOperation)
++(instancetype)named: (NSString*)name withBlock: (void(^)(void)) block;
+@end
+