addr_utilities.h

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// Copyright (C) 2012-2023 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
#ifndef ADDR_UTILITIES_H
#define ADDR_UTILITIES_H
 
#include <asiolink/io_address.h>
#include <util/bigints.h>
 
namespace isc {
namespace asiolink {
 
 
IOAddress firstAddrInPrefix(const IOAddress& prefix, uint8_t len);
 
IOAddress lastAddrInPrefix(const IOAddress& prefix, uint8_t len);
 
IOAddress getNetmask4(uint8_t len);
 
 
isc::util::uint128_t addrsInRange(const IOAddress& min, const IOAddress& max);
 
int prefixLengthFromRange(const IOAddress& min, const IOAddress& max);
 
isc::util::uint128_t prefixesInRange(const uint8_t pool_len, const uint8_t delegated_len);
 
IOAddress offsetAddress(const IOAddress& addr, isc::util::uint128_t offset);
 
}  // namespace asiolink
}  // namespace isc
 
#endif // ADDR_UTILITIES_H