28 lines
1.1 KiB
Kotlin
28 lines
1.1 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.pgpainless.decryption_verification
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import org.bouncycastle.openpgp.PGPPublicKeyRing
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fun interface MissingPublicKeyCallback {
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/**
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* This method gets called if we encounter a signature made by a key which was not provided for
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* signature verification. If you cannot provide the requested key, it is safe to return null
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* here. PGPainless will then continue verification with the next signature.
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*
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* Note: The key-id might belong to a subkey, so be aware that when looking up the
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* [PGPPublicKeyRing], you may not only search for the key-id on the key rings primary key!
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*
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* It would be super cool to provide the OpenPgp fingerprint here, but unfortunately
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* one-pass-signatures only contain the key id.
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*
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* @param keyId ID of the missing signing (sub)key
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* @return keyring containing the key or null
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* @see <a href="https://datatracker.ietf.org/doc/html/rfc4880#section-5.4">RFC</a>
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*/
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fun onMissingPublicKeyEncountered(keyId: Long): PGPPublicKeyRing?
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}
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