42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
/*
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* Copyright 2014 Google Inc. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SEMISTATIC_MAP_DEFN_H
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#define SEMISTATIC_MAP_DEFN_H
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#include <fruit/impl/data_structures/semistatic_map.h>
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namespace fruit {
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namespace impl {
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template <typename Key, typename Value>
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inline SemistaticMap<Key, Value>::HashFunction::HashFunction() : a(0), shift(0) {}
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template <typename Key, typename Value>
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inline typename SemistaticMap<Key, Value>::Unsigned SemistaticMap<Key, Value>::HashFunction::hash(Unsigned x) const {
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return (Unsigned)(a * x) >> shift;
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}
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template <typename Key, typename Value>
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inline typename SemistaticMap<Key, Value>::Unsigned SemistaticMap<Key, Value>::hash(const Key& key) const {
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return hash_function.hash(std::hash<typename std::remove_cv<Key>::type>()(key));
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}
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} // namespace impl
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} // namespace fruit
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#endif // SEMISTATIC_MAP_DEFN_H
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