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// Copyright 2016 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 COMPONENTS_LEVELDB_PUBLIC_CPP_UTIL_H_
#define COMPONENTS_LEVELDB_PUBLIC_CPP_UTIL_H_
#include "components/leveldb/public/interfaces/leveldb.mojom.h"
namespace leveldb {
class Slice;
class Status;
// Builds a mojo DatabaseError from a leveldb::Status object.
DatabaseError LeveldbStatusToError(const leveldb::Status& s);
// Creates a leveldb Status object form a database error and two optional
// messages. A mojoification of the various static leveldb::Status
// constructors.
leveldb::Status DatabaseErrorToStatus(DatabaseError e,
const Slice& msg,
const Slice& msg2);
// Builds a Slice pointing to the data inside |a|. This is not a type-converter
// as it is not a copy operation; the returned Slice points into |a| and must
// outlive |a|.
leveldb::Slice GetSliceFor(const mojo::Array<uint8_t>& a);
// Copies the data that |s| points to into a mojo::Array.
mojo::Array<uint8_t> GetArrayFor(const leveldb::Slice& s);
} // namespace leveldb
#endif // COMPONENTS_LEVELDB_PUBLIC_CPP_UTIL_H_
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