Swiftgram/AsyncDisplayKit/ASEqualityHashHelpers.mm
Hannah Troisi c857e809f4 Clean up header comments (for consistent Facebook licensing info) (#1741)
[Licensing] Clean up header comments (for consistent Facebook licensing info)
2016-06-11 23:31:39 -07:00

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//
// ASEqualityHashHelpers.mm
// AsyncDisplayKit
//
// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
#import "ASEqualityHashHelpers.h"
NSUInteger ASIntegerArrayHash(const NSUInteger *subhashes, NSUInteger count)
{
uint64_t result = subhashes[0];
for (int ii = 1; ii < count; ++ii) {
result = ASHashCombine(result, subhashes[ii]);
}
return ASHash64ToNative(result);
}