xref: /aosp_15_r20/external/cronet/base/hash/legacy_hash.h (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1*6777b538SAndroid Build Coastguard Worker // Copyright 2019 The Chromium Authors
2*6777b538SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*6777b538SAndroid Build Coastguard Worker // found in the LICENSE file.
4*6777b538SAndroid Build Coastguard Worker 
5*6777b538SAndroid Build Coastguard Worker #ifndef BASE_HASH_LEGACY_HASH_H_
6*6777b538SAndroid Build Coastguard Worker #define BASE_HASH_LEGACY_HASH_H_
7*6777b538SAndroid Build Coastguard Worker 
8*6777b538SAndroid Build Coastguard Worker #include <stdint.h>
9*6777b538SAndroid Build Coastguard Worker 
10*6777b538SAndroid Build Coastguard Worker #include "base/base_export.h"
11*6777b538SAndroid Build Coastguard Worker #include "base/containers/span.h"
12*6777b538SAndroid Build Coastguard Worker 
13*6777b538SAndroid Build Coastguard Worker namespace base {
14*6777b538SAndroid Build Coastguard Worker namespace legacy {
15*6777b538SAndroid Build Coastguard Worker 
16*6777b538SAndroid Build Coastguard Worker // Implementation is fixed at CityHash v1.0.3.
17*6777b538SAndroid Build Coastguard Worker // Unchanging forever: yes
18*6777b538SAndroid Build Coastguard Worker BASE_EXPORT uint64_t CityHash64(base::span<const uint8_t> data);
19*6777b538SAndroid Build Coastguard Worker BASE_EXPORT uint64_t CityHash64WithSeed(base::span<const uint8_t> data,
20*6777b538SAndroid Build Coastguard Worker                                         uint64_t seed);
21*6777b538SAndroid Build Coastguard Worker 
22*6777b538SAndroid Build Coastguard Worker }  // namespace legacy
23*6777b538SAndroid Build Coastguard Worker }  // namespace base
24*6777b538SAndroid Build Coastguard Worker 
25*6777b538SAndroid Build Coastguard Worker #endif  // BASE_HASH_LEGACY_HASH_H_
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