base/hash/legacy_hash.h

// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef BASE_HASH_LEGACY_HASH_H_
#define BASE_HASH_LEGACY_HASH_H_

#include <stdint.h>

#include "base/base_export.h"
#include "base/containers/span.h"

namespace base {
namespace legacy {

// Implementation is fixed at CityHash v1.0.3.
// Unchanging forever: yes
BASE_EXPORT uint64_t CityHash64(base::span<const uint8_t> data);
BASE_EXPORT uint64_t CityHash64WithSeed(base::span<const uint8_t> data,
                                        uint64_t seed);

}  // namespace legacy
}  // namespace base

#endif  // BASE_HASH_LEGACY_HASH_H_