/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file 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.
 */

parcel Lucy;

class Lucy::Index::SkipStepper inherits Lucy::Util::Stepper {

    int32_t doc_id;
    int64_t filepos;

    inert incremented SkipStepper*
    new();

    void
    Read_Record(SkipStepper *self, InStream *instream);

    void
    Write_Record(SkipStepper *self, OutStream *outstream,
                 int32_t last_doc_id, int64_t last_filepos);

    /** Set a base document id and a base file position which Read_Record
     * will add onto with its deltas.
     */
    void
    Set_ID_And_Filepos(SkipStepper *self, int32_t doc_id, int64_t filepos);

    public incremented String*
    To_String(SkipStepper *self);
}