/*
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* Copyright (c) 2017 VMware, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include "table_storage.h"
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namespace ebpf {
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class TableStorageIteratorImpl {
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public:
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typedef std::pair<const std::string, TableDesc> value_type;
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typedef value_type *pointer;
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typedef value_type &reference;
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typedef TableStorageIteratorImpl self_type;
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virtual ~TableStorageIteratorImpl() {}
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virtual std::unique_ptr<self_type> clone() const = 0;
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virtual self_type &operator++() = 0;
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virtual value_type &operator*() const = 0;
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virtual pointer operator->() const = 0;
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private:
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};
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class TableStorageImpl {
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public:
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virtual ~TableStorageImpl(){};
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virtual bool Find(const std::string &name, TableStorage::iterator &result) const = 0;
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virtual bool Insert(const std::string &name, TableDesc &&desc) = 0;
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virtual bool Delete(const std::string &name) = 0;
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virtual std::unique_ptr<TableStorageIteratorImpl> begin() = 0;
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virtual std::unique_ptr<TableStorageIteratorImpl> end() = 0;
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virtual std::unique_ptr<TableStorageIteratorImpl> lower_bound(const std::string &k) = 0;
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virtual std::unique_ptr<TableStorageIteratorImpl> upper_bound(const std::string &k) = 0;
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virtual std::unique_ptr<TableStorageIteratorImpl> erase(const TableStorageIteratorImpl &it) = 0;
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};
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} // namespace ebpf
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