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// Copyright (C) 2014 Internet Systems Consortium, Inc. ("ISC")
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
#ifndef SUBNET_ID_H
#define SUBNET_ID_H
#include <exceptions/exceptions.h>
#include <stdint.h>
namespace isc {
namespace dhcp {
/// @brief Defines unique IPv4 or IPv6 subnet identifier.
///
/// Each subnet for which the DHCP service has been configured is identifed
/// by the unique value called subnet id. Right now it is represented as
/// a simple unsigned integer. In the future it may be extended to more complex
/// type.
typedef uint32_t SubnetID;
/// @brief Exception thrown upon attempt to add subnet with an ID that belongs
/// to the subnet that already exists.
class DuplicateSubnetID : public Exception {
public:
DuplicateSubnetID(const char* file, size_t line, const char* what) :
isc::Exception(file, line, what) { };
};
}
}
#endif // SUBNET_ID_H
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