NetworkAddress.h

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/*
 * Copyright 2017-present Facebook, Inc.
 *
 * Licensed 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.
 */
#pragma once

#include <folly/SocketAddress.h>

namespace wangle {

class NetworkAddress {
public:
  NetworkAddress(const folly::SocketAddress& addr,
      unsigned prefixLen):
    addr_(addr), prefixLen_(prefixLen) {}

  const folly::SocketAddress& getAddress() const {
    return addr_;
  }

  unsigned getPrefixLength() const { return prefixLen_; }

  bool contains(const folly::SocketAddress& addr) const {
    return addr_.prefixMatch(addr, prefixLen_);
  }

  bool operator<(const NetworkAddress& other) const {
    if (addr_ <  other.addr_) {
      return true;
    } else if (other.addr_ < addr_) {
      return false;
    } else {
      return (prefixLen_ < other.prefixLen_);
    }
  }

  bool operator==(const NetworkAddress& other) const {
    return addr_ == other.addr_ && prefixLen_ == other.prefixLen_;
  }

private:
  folly::SocketAddress addr_;
  unsigned prefixLen_;
};

} // namespace wangle