src/java/com/android/ike/ikev2/IkeKeyIdIdentification.java


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/*
 * Copyright (C) 2019 The Android Open Source Project
 *
 * 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 com.android.ike.ikev2;

import android.annotation.NonNull;

import java.util.Objects;

/**
 * This class represents IKE ID information in Key ID type.
 *
 * <p>This is an octet stream that may be used to pass vendor-specific information necessary to do
 * certain proprietary types of identification.
 */
public final class IkeKeyIdIdentification extends IkeIdentification {
    public final byte[] keyId;

    /**
     * Construct an instance of IkeKeyIdIdentification with provided Key ID
     *
     * @param keyId Key ID in bytes
     */
    public IkeKeyIdIdentification(@NonNull byte[] keyId) {
        super(ID_TYPE_KEY_ID);
        this.keyId = keyId;
    }

    @Override
    public int hashCode() {
        return Objects.hash(idType, keyId);
    }

    @Override
    public boolean equals(Object o) {
        if (!(o instanceof IkeKeyIdIdentification)) return false;

        return keyId.equals(((IkeKeyIdIdentification) o).keyId);
    }

    /**
     * Retrieve the byte-representation of the FQDN.
     *
     * @return the byte-representation of the FQDN.
     */
    @Override
    public byte[] getEncodedIdData() {
        return keyId;
    }
}