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 /*
  * Copyright 2015 Open Networking Laboratory
  *
  * 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.
 */
package org.onosproject.virtualbng;
Provides information about the virtual BNG configuration.
public interface VbngConfigurationService {

    
Gets the IP address configured for the next hop.

Returns:
the IP address of next hop
    IpAddress getNextHopIpAddress();

    
Gets the MAC address configured for all the public IP addresses.

Returns:
the MAC address
    MacAddress getPublicFacingMac();

    
Evaluates whether an IP address is an assigned public IP address.

Parameters:
ipAddress the IP address to evaluate
Returns:
true if the input IP address is an assigned public IP address, otherwise false
    boolean isAssignedPublicIpAddress(IpAddress ipAddress);

    
Gets an available public IP address from local public IP prefixes.

Parameters:
privateIpAddress a private IP address
Returns:
an available public IP address if it exists, otherwise null
    IpAddress getAvailablePublicIpAddress(IpAddress privateIpAddress);

    
Gets the public IP address already assigned for a private IP address.

Parameters:
privateIpAddress a private IP address
Returns:
the assigned public IP address if it exists, otherwise null
    IpAddress getAssignedPublicIpAddress(IpAddress privateIpAddress);

    
Recycles the public IP address assigned for a private IP address, and at the same time deletes the mapping entry from this private IP address to the public IP address.

Parameters:
privateIpAddress a private IP address
Returns:
the assigned public IP address if it exists, otherwise null
    IpAddress recycleAssignedPublicIpAddress(IpAddress privateIpAddress);

    
Gets all the mapping entries from private IP address to public IP address.

Returns:
the address map from private IP address to public IP address
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