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Kotlin conversion: SubkeyIdentifier
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2 changed files with 53 additions and 146 deletions
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// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
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//
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// SPDX-License-Identifier: Apache-2.0
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package org.pgpainless.key;
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import java.util.NoSuchElementException;
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import javax.annotation.Nonnull;
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import org.bouncycastle.openpgp.PGPKeyRing;
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import org.bouncycastle.openpgp.PGPPublicKey;
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/**
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* Tuple class used to identify a subkey by fingerprints of the primary key of the subkeys key ring,
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* as well as the subkeys fingerprint.
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*/
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public class SubkeyIdentifier {
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private final OpenPgpFingerprint primaryKeyFingerprint;
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private final OpenPgpFingerprint subkeyFingerprint;
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/**
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* Create a {@link SubkeyIdentifier} from a {@link PGPKeyRing}.
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* The identifier will point to the primary key of the provided ring.
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*
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* @param keyRing key ring
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*/
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public SubkeyIdentifier(PGPKeyRing keyRing) {
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this(keyRing, keyRing.getPublicKey().getKeyID());
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}
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/**
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* Create a {@link SubkeyIdentifier} from a {@link PGPKeyRing} and the subkeys key id.
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* {@link #getPrimaryKeyFingerprint()} will return the {@link OpenPgpFingerprint} of the keyrings primary key,
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* while {@link #getSubkeyFingerprint()} will return the subkeys fingerprint.
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*
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* @param keyRing keyring the subkey belongs to
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* @param keyId keyid of the subkey
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*/
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public SubkeyIdentifier(@Nonnull PGPKeyRing keyRing, long keyId) {
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PGPPublicKey subkey = keyRing.getPublicKey(keyId);
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if (subkey == null) {
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throw new NoSuchElementException("Key ring does not contain subkey with id " + Long.toHexString(keyId));
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}
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this.primaryKeyFingerprint = OpenPgpFingerprint.of(keyRing);
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this.subkeyFingerprint = OpenPgpFingerprint.of(subkey);
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}
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public SubkeyIdentifier(@Nonnull PGPKeyRing keyRing, @Nonnull OpenPgpFingerprint subkeyFingerprint) {
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this(OpenPgpFingerprint.of(keyRing), subkeyFingerprint);
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}
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/**
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* Create a {@link SubkeyIdentifier} that identifies the primary key with the given fingerprint.
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* This means, both {@link #getPrimaryKeyFingerprint()} and {@link #getSubkeyFingerprint()} return the same.
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*
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* @param primaryKeyFingerprint fingerprint of the identified key
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*/
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public SubkeyIdentifier(@Nonnull OpenPgpFingerprint primaryKeyFingerprint) {
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this(primaryKeyFingerprint, primaryKeyFingerprint);
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}
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/**
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* Create a {@link SubkeyIdentifier} which points to the subkey with the given subkeyFingerprint,
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* which has a primary key with the given primaryKeyFingerprint.
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*
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* @param primaryKeyFingerprint fingerprint of the primary key
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* @param subkeyFingerprint fingerprint of the subkey
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*/
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public SubkeyIdentifier(@Nonnull OpenPgpFingerprint primaryKeyFingerprint, @Nonnull OpenPgpFingerprint subkeyFingerprint) {
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this.primaryKeyFingerprint = primaryKeyFingerprint;
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this.subkeyFingerprint = subkeyFingerprint;
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}
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public @Nonnull OpenPgpFingerprint getFingerprint() {
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return getSubkeyFingerprint();
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}
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public long getKeyId() {
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return getSubkeyId();
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}
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/**
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* Return the {@link OpenPgpFingerprint} of the primary key of the identified key.
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* This might be the same as {@link #getSubkeyFingerprint()} if the identified subkey is the primary key.
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*
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* @return primary key fingerprint
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*/
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public @Nonnull OpenPgpFingerprint getPrimaryKeyFingerprint() {
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return primaryKeyFingerprint;
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}
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/**
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* Return the key id of the primary key of the identified key.
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* This might be the same as {@link #getSubkeyId()} if the identified subkey is the primary key.
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*
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* @return primary key id
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*/
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public long getPrimaryKeyId() {
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return getPrimaryKeyFingerprint().getKeyId();
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}
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/**
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* Return the {@link OpenPgpFingerprint} of the identified subkey.
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*
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* @return subkey fingerprint
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*/
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public @Nonnull OpenPgpFingerprint getSubkeyFingerprint() {
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return subkeyFingerprint;
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}
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/**
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* Return the key id of the identified subkey.
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*
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* @return subkey id
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*/
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public long getSubkeyId() {
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return getSubkeyFingerprint().getKeyId();
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}
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@Override
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public int hashCode() {
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return primaryKeyFingerprint.hashCode() * 31 + subkeyFingerprint.hashCode();
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}
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@Override
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public boolean equals(Object obj) {
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if (obj == null) {
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return false;
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}
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if (this == obj) {
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return true;
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}
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if (!(obj instanceof SubkeyIdentifier)) {
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return false;
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}
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SubkeyIdentifier other = (SubkeyIdentifier) obj;
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return getPrimaryKeyFingerprint().equals(other.getPrimaryKeyFingerprint())
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&& getSubkeyFingerprint().equals(other.getSubkeyFingerprint());
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}
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@Override
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public String toString() {
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return getSubkeyFingerprint() + " " + getPrimaryKeyFingerprint();
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}
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}
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@ -0,0 +1,53 @@
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// SPDX-FileCopyrightText: 2023 Paul Schaub <vanitasvitae@fsfe.org>
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//
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// SPDX-License-Identifier: Apache-2.0
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package org.pgpainless.key
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import org.bouncycastle.openpgp.PGPKeyRing
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import org.bouncycastle.openpgp.PGPPublicKey
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import org.pgpainless.key.util.KeyIdUtil
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/**
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* Tuple class used to identify a subkey by fingerprints of the primary key of the subkeys key ring,
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* as well as the subkeys fingerprint.
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*/
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class SubkeyIdentifier(
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val primaryKeyFingerprint: OpenPgpFingerprint,
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val subkeyFingerprint: OpenPgpFingerprint) {
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constructor(fingerprint: OpenPgpFingerprint): this(fingerprint, fingerprint)
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constructor(keys: PGPKeyRing): this(keys.publicKey)
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constructor(key: PGPPublicKey): this(OpenPgpFingerprint.of(key))
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constructor(keys: PGPKeyRing, keyId: Long): this(
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OpenPgpFingerprint.of(keys.publicKey),
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OpenPgpFingerprint.of(keys.getPublicKey(keyId) ?:
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throw NoSuchElementException("OpenPGP key does not contain subkey ${KeyIdUtil.formatKeyId(keyId)}")))
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constructor(keys: PGPKeyRing, subkeyFingerprint: OpenPgpFingerprint): this(OpenPgpFingerprint.of(keys), subkeyFingerprint)
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val keyId = subkeyFingerprint.keyId
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val fingerprint = subkeyFingerprint
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val subkeyId = subkeyFingerprint.keyId
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val primaryKeyId = primaryKeyFingerprint.keyId
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override fun equals(other: Any?): Boolean {
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if (other == null) {
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return false
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}
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if (this === other) {
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return true
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}
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if (other !is SubkeyIdentifier) {
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return false
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}
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return primaryKeyFingerprint.equals(other.primaryKeyFingerprint) && subkeyFingerprint.equals(other.subkeyFingerprint)
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}
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override fun hashCode(): Int {
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return primaryKeyFingerprint.hashCode() + 31 * subkeyFingerprint.hashCode()
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}
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override fun toString(): String = "$subkeyFingerprint $primaryKeyFingerprint"
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}
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