| /* |
| * Copyright 2018-present Open Networking Foundation |
| * |
| * 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.t3.impl; |
| |
| import com.google.common.collect.ImmutableMap; |
| import org.onlab.packet.MacAddress; |
| |
| import java.util.Map; |
| |
| /** |
| * Utility class for the troubleshooting tool. |
| */ |
| final class TroubleshootUtils { |
| |
| private TroubleshootUtils() { |
| //Banning construction |
| } |
| |
| /** |
| * Map defining if a specific driver is for a HW switch. |
| */ |
| //Done with builder() instead of of() for clarity |
| static Map<String, Boolean> hardwareOfdpaMap = ImmutableMap.<String, Boolean>builder() |
| .put("ofdpa", true) |
| .put("ofdpa3", true) |
| .put("qmx-ofdpa3", true) |
| .put("as7712-32x-premium", true) |
| .put("as5912-54x-premium", true) |
| .put("as5916-54x-premium", true) |
| .put("accton-ofdpa3", true) |
| .put("znyx-ofdpa", true) |
| .build(); |
| |
| /** |
| * Checks if the Mac Address is inside a range between the min MAC and the mask. |
| * @param macAddress the MAC address to check |
| * @param minAddr the min MAC address |
| * @param maskAddr the mask |
| * @return true if in range, false otherwise. |
| */ |
| static boolean compareMac(MacAddress macAddress, MacAddress minAddr, MacAddress maskAddr) { |
| byte[] mac = macAddress.toBytes(); |
| byte[] min = minAddr.toBytes(); |
| byte[] mask = maskAddr.toBytes(); |
| boolean inRange = true; |
| |
| int i = 0; |
| |
| //if mask is 00 stop |
| while (inRange && i < mask.length && (mask[i] & 0xFF) != 0) { |
| int ibmac = mac[i] & 0xFF; |
| int ibmin = min[i] & 0xFF; |
| int ibmask = mask[i] & 0xFF; |
| if (ibmask == 255) { |
| inRange = ibmac == ibmin; |
| } else if (ibmac < ibmin || ibmac >= ibmask) { |
| inRange = false; |
| break; |
| } |
| i++; |
| } |
| |
| return inRange; |
| } |
| } |