subnet_id.h

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// Copyright (C) 2014-2021 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 SUBNET_ID_H
#define SUBNET_ID_H

#include <exceptions/exceptions.h>
#include <stdint.h>
#include <typeinfo>
#include <limits>

namespace isc {
namespace dhcp {

typedef uint32_t SubnetID;

static const SubnetID SUBNET_ID_GLOBAL = 0;
static const SubnetID SUBNET_ID_MAX = std::numeric_limits<uint32_t>::max()-1;
static const SubnetID SUBNET_ID_UNUSED = std::numeric_limits<uint32_t>::max();

class DuplicateSubnetID : public Exception {
public:
    DuplicateSubnetID(const char* file, size_t line, const char* what) :
        isc::Exception(file, line, what) { };
};

}
}

#endif // SUBNET_ID_H