125 lines
3.9 KiB
Java
125 lines
3.9 KiB
Java
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.net.ipsec.ike;
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import android.annotation.NonNull;
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import android.net.ipsec.ike.exceptions.AuthenticationFailedException;
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import android.os.PersistableBundle;
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import java.nio.charset.Charset;
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import java.security.cert.X509Certificate;
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import java.util.Objects;
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/**
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* IkeRfc822AddrIdentification represents an IKE entity identification based on a fully-qualified
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* RFC 822 email address ID (e.g. ike@android.com).
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*/
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public final class IkeRfc822AddrIdentification extends IkeIdentification {
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private static final Charset UTF8 = Charset.forName("UTF-8");
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private static final String RFC822_NAME_KEY = "rfc822Name";
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/** The fully-qualified RFC 822 email address. */
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@NonNull public final String rfc822Name;
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/**
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* Construct an instance of IkeRfc822AddrIdentification from a decoded inbound packet.
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*
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* @param rfc822NameBytes fully-qualified RFC 822 email address in byte array.
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* @hide
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*/
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public IkeRfc822AddrIdentification(byte[] rfc822NameBytes) {
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super(ID_TYPE_RFC822_ADDR);
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rfc822Name = new String(rfc822NameBytes, UTF8);
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}
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/**
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* Construct an instance of {@link IkeRfc822AddrIdentification} with a fully-qualified RFC 822
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* email address.
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*
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* @param rfc822Name the fully-qualified RFC 822 email address.
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*/
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public IkeRfc822AddrIdentification(@NonNull String rfc822Name) {
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super(ID_TYPE_RFC822_ADDR);
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this.rfc822Name = rfc822Name;
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}
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/**
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* Constructs this object by deserializing a PersistableBundle
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*
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* @hide
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*/
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@NonNull
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public static IkeRfc822AddrIdentification fromPersistableBundle(@NonNull PersistableBundle in) {
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Objects.requireNonNull(in, "PersistableBundle is null");
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return new IkeRfc822AddrIdentification(in.getString(RFC822_NAME_KEY));
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}
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/**
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* Serializes this object to a PersistableBundle
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*
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* @hide
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*/
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@Override
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@NonNull
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public PersistableBundle toPersistableBundle() {
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final PersistableBundle result = super.toPersistableBundle();
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result.putString(RFC822_NAME_KEY, rfc822Name);
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return result;
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}
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/** @hide */
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@Override
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public int hashCode() {
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// idType is also hashed to prevent collisions with other IkeAuthentication subtypes
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return Objects.hash(idType, rfc822Name);
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}
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/** @hide */
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@Override
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public boolean equals(Object o) {
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if (!(o instanceof IkeRfc822AddrIdentification)) return false;
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// idType already verified based on class type; no need to check again.
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return rfc822Name.equals(((IkeRfc822AddrIdentification) o).rfc822Name);
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}
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/** @hide */
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@Override
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public String getIdTypeString() {
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return "RFC822 Address";
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}
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/** @hide */
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@Override
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public void validateEndCertIdOrThrow(X509Certificate endCert)
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throws AuthenticationFailedException {
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// The corresponding SAN type is RFC822 Name as per RFC 7296
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validateEndCertSanOrThrow(endCert, SAN_TYPE_RFC822_NAME, rfc822Name);
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}
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/**
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* Retrieve the byte-representation of the the RFC 822 email address.
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*
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* @return the byte-representation of the RFC 822 email address.
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* @hide
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*/
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@Override
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public byte[] getEncodedIdData() {
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return rfc822Name.getBytes(UTF8);
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}
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}
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