PGPainless/pgpainless
PGPainless/pgpainless
1
0
Fork 0
mirror of https://github.com/pgpainless/pgpainless.git synced 2025-12-12 15:21:08 +01:00
Code Issues Releases Wiki Activity

Kotlin conversion: BaseSecretKeyRingProtector

Browse source
This commit is contained in:
Paul Schaub 2023-08-31 17:26:13 +02:00
parent 5fce443ad9
commit a8bc929f24
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
2 changed files with 40 additions and 70 deletions
Download patch file Download diff file Expand all files Collapse all files

70
pgpainless-core/src/main/java/org/pgpainless/key/protection/BaseSecretKeyRingProtector.java
View file

@ -1,70 +0,0 @@
// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.key.protection;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.key.protection.passphrase_provider.SecretKeyPassphraseProvider;
import org.pgpainless.util.Passphrase;
import javax.annotation.Nullable;
/**
* Basic {@link SecretKeyRingProtector} implementation that respects the users {@link KeyRingProtectionSettings} when
* encrypting keys.
*/
public class BaseSecretKeyRingProtector implements SecretKeyRingProtector {
private final SecretKeyPassphraseProvider passphraseProvider;
private final KeyRingProtectionSettings protectionSettings;
/**
* Constructor that uses the given {@link SecretKeyPassphraseProvider} to retrieve passphrases and PGPainless'
* default {@link KeyRingProtectionSettings}.
*
* @param passphraseProvider provider for passphrases
*/
public BaseSecretKeyRingProtector(SecretKeyPassphraseProvider passphraseProvider) {
this(passphraseProvider, KeyRingProtectionSettings.secureDefaultSettings());
}
/**
* Constructor that uses the given {@link SecretKeyPassphraseProvider} and {@link KeyRingProtectionSettings}.
*
* @param passphraseProvider provider for passphrases
* @param protectionSettings protection settings
*/
public BaseSecretKeyRingProtector(SecretKeyPassphraseProvider passphraseProvider, KeyRingProtectionSettings protectionSettings) {
this.passphraseProvider = passphraseProvider;
this.protectionSettings = protectionSettings;
}
@Override
public boolean hasPassphraseFor(long keyId) {
return passphraseProvider.hasPassphrase(keyId);
}
@Override
@Nullable
public PBESecretKeyDecryptor getDecryptor(long keyId) throws PGPException {
Passphrase passphrase = passphraseProvider.getPassphraseFor(keyId);
return passphrase == null || passphrase.isEmpty() ? null :
ImplementationFactory.getInstance().getPBESecretKeyDecryptor(passphrase);
}
@Override
@Nullable
public PBESecretKeyEncryptor getEncryptor(long keyId) throws PGPException {
Passphrase passphrase = passphraseProvider.getPassphraseFor(keyId);
return passphrase == null || passphrase.isEmpty() ? null :
ImplementationFactory.getInstance().getPBESecretKeyEncryptor(
protectionSettings.getEncryptionAlgorithm(),
protectionSettings.getHashAlgorithm(),
protectionSettings.getS2kCount(),
passphrase);
}
}