cache_host_data_source.h

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// Copyright (C) 2018 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the End User License
// Agreement. See COPYING file in the premium/ directory.

#ifndef CACHE_HOST_DATA_SOURCE_H
#define CACHE_HOST_DATA_SOURCE_H

#include <dhcpsrv/base_host_data_source.h>

namespace isc {
namespace dhcp {

class CacheHostDataSource : public virtual BaseHostDataSource {
public:

    virtual ~CacheHostDataSource() { }

    virtual size_t insert(const ConstHostPtr& host, bool overwrite) = 0;

    virtual bool remove(const HostPtr& host) = 0;

    virtual void flush(size_t count) = 0;

    virtual size_t size() const = 0;

    virtual size_t capacity() const = 0;
};

typedef boost::shared_ptr<CacheHostDataSource> CacheHostDataSourcePtr;

} // end of namespace isc::dhcp
} // end of namespace isc

#endif // CACHE_HOST_DATA_SOURCE_H