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RocksDB for Erlang

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rocksdb c_src util.h
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c_src/util.h 

// -------------------------------------------------------------------

// Copyright (c) 2011-2013 Basho Technologies, Inc. All Rights Reserved.

// Copyright (c) 2016-2017 Benoit Chesneau. All Rights Reserved.

//

// This file is provided to you under the Apache License,

// Version 2.0 (the "License"); you may not use this file

// except in compliance with the License.  You may obtain

// a copy of the License at

//

//   http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing,

// software distributed under the License is distributed on an

// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

// KIND, either express or implied.  See the License for the

// specific language governing permissions and limitations

// under the License.

//

// -------------------------------------------------------------------



#ifndef INCL_UTIL_H

#define INCL_UTIL_H



#include "erl_nif.h"

#include "refobjects.h"



#include "rocksdb/db.h"

#include "rocksdb/slice_transform.h"



ERL_NIF_TERM error_einval(ErlNifEnv* env);

ERL_NIF_TERM error_tuple(ErlNifEnv* env, ERL_NIF_TERM error, rocksdb::Status& status);

ERL_NIF_TERM slice_to_binary(ErlNifEnv* env, rocksdb::Slice s);



int binary_to_slice(ErlNifEnv* env, ERL_NIF_TERM val, rocksdb::Slice *slice);



int enif_get_db(ErlNifEnv* env, ERL_NIF_TERM dbval, erocksdb::ReferencePtr<erocksdb::DbObject>* db_ptr);

int enif_get_cf(ErlNifEnv* env, ERL_NIF_TERM dbval, erocksdb::ReferencePtr<erocksdb::ColumnFamilyObject>* cf_ptr);

int enif_get_backup_engine(ErlNifEnv* env, ERL_NIF_TERM bal, erocksdb::ReferencePtr<erocksdb::BackupEngineObject>* backup_engine_ptr);





#endif