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https://github.com/pgpainless/pgpainless.git
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79 lines
3.1 KiB
Kotlin
79 lines
3.1 KiB
Kotlin
// 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.bouncycastle.extensions
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import openpgp.openPgpKeyId
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import org.bouncycastle.openpgp.*
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import org.pgpainless.key.OpenPgpFingerprint
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/**
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* OpenPGP certificate containing the public keys of this OpenPGP key.
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*/
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val PGPSecretKeyRing.certificate: PGPPublicKeyRing
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get() = PGPPublicKeyRing(this.publicKeys.asSequence().toList())
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/**
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* Return true, if the [PGPSecretKeyRing] contains a [PGPSecretKey] with the given key-ID.
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*
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* @param keyId keyId of the secret key
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* @return true, if the [PGPSecretKeyRing] has a matching [PGPSecretKey], false otherwise
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*/
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fun PGPSecretKeyRing.hasSecretKey(keyId: Long): Boolean =
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this.getSecretKey(keyId) != null
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/**
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* Return true, if the [PGPSecretKeyRing] contains a [PGPSecretKey] with the given fingerprint.
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*
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* @param fingerprint fingerprint
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* @return true, if the [PGPSecretKeyRing] has a matching [PGPSecretKey], false otherwise
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*/
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fun PGPSecretKeyRing.hasSecretKey(fingerprint: OpenPgpFingerprint): Boolean =
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this.getSecretKey(fingerprint) != null
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/**
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* Return the [PGPSecretKey] with the given [OpenPgpFingerprint].
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*
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* @param fingerprint fingerprint of the secret key
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* @return the secret key or null
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*/
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fun PGPSecretKeyRing.getSecretKey(fingerprint: OpenPgpFingerprint): PGPSecretKey? =
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this.getSecretKey(fingerprint.bytes)
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/**
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* Return the [PGPSecretKey] with the given key-ID.
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*
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* @throws NoSuchElementException if the OpenPGP key doesn't contain a secret key with the given key-ID
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*/
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fun PGPSecretKeyRing.requireSecretKey(keyId: Long): PGPSecretKey =
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getSecretKey(keyId) ?: throw NoSuchElementException("OpenPGP key does not contain key with id ${keyId.openPgpKeyId()}.")
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/**
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* Return the [PGPSecretKey] with the given fingerprint.
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*
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* @throws NoSuchElementException of the OpenPGP key doesn't contain a secret key with the given fingerprint
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*/
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fun PGPSecretKeyRing.requireSecretKey(fingerprint: OpenPgpFingerprint): PGPSecretKey =
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getSecretKey(fingerprint) ?: throw NoSuchElementException("OpenPGP key does not contain key with fingerprint $fingerprint.")
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/**
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* Return the [PGPSecretKey] that matches the [OpenPgpFingerprint] of the given [PGPSignature].
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* If the [PGPSignature] does not carry an issuer-fingerprint subpacket, fall back to the issuer-keyID subpacket to
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* identify the [PGPSecretKey] via its key-ID.
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*/
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fun PGPSecretKeyRing.getSecretKeyFor(signature: PGPSignature): PGPSecretKey? =
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signature.fingerprint?.let { this.getSecretKey(it) } ?:
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this.getSecretKey(signature.keyID)
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/**
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* Return the [PGPSecretKey] that matches the key-ID of the given [PGPOnePassSignature] packet.
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*/
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fun PGPSecretKeyRing.getSecretKeyFor(onePassSignature: PGPOnePassSignature): PGPSecretKey? =
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this.getSecretKey(onePassSignature.keyID)
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fun PGPSecretKeyRing.getSecretKeyFor(pkesk: PGPPublicKeyEncryptedData): PGPSecretKey? =
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when(pkesk.version) {
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3 -> this.getSecretKey(pkesk.keyID)
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else -> throw NotImplementedError("Version 6 PKESKs are not yet supported.")
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} |