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Kotlin conversion: BaseSecretKeyRingProtector

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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
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pgpainless-core/src/main/kotlin/org/pgpainless/key/protection/BaseSecretKeyRingProtector.kt Normal file
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// SPDX-FileCopyrightText: 2023 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package org.pgpainless.key.protection
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
/**
* Basic [SecretKeyRingProtector] implementation that respects the users [KeyRingProtectionSettings] when encrypting keys.
*/
open class BaseSecretKeyRingProtector(
private val passphraseProvider: SecretKeyPassphraseProvider,
private val protectionSettings: KeyRingProtectionSettings
) : SecretKeyRingProtector {
constructor(passphraseProvider: SecretKeyPassphraseProvider):
this(passphraseProvider, KeyRingProtectionSettings.secureDefaultSettings())
override fun hasPassphraseFor(keyId: Long): Boolean = passphraseProvider.hasPassphrase(keyId)
override fun getDecryptor(keyId: Long): PBESecretKeyDecryptor? =
passphraseProvider.getPassphraseFor(keyId)?.let {
if (it.isEmpty) null
else ImplementationFactory.getInstance().getPBESecretKeyDecryptor(it)
}
override fun getEncryptor(keyId: Long): PBESecretKeyEncryptor? =
passphraseProvider.getPassphraseFor(keyId)?.let {
if (it.isEmpty) null
else ImplementationFactory.getInstance().getPBESecretKeyEncryptor(
protectionSettings.encryptionAlgorithm,
protectionSettings.hashAlgorithm,
protectionSettings.s2kCount,
it)
}
}