39 lines
1.1 KiB
Kotlin
39 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.syntax_check
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enum class InputSymbol {
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/**
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* A [PGPLiteralData] packet.
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*/
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LITERAL_DATA,
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/**
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* A [PGPSignatureList] object.
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*/
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SIGNATURE,
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/**
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* A [PGPOnePassSignatureList] object.
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*/
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ONE_PASS_SIGNATURE,
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/**
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* A [PGPCompressedData] packet.
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* The contents of this packet MUST form a valid OpenPGP message, so a nested PDA is opened to verify
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* its nested packet sequence.
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*/
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COMPRESSED_DATA,
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/**
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* A [PGPEncryptedDataList] object.
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* This object combines multiple ESKs and the corresponding Symmetrically Encrypted
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* (possibly Integrity Protected) Data packet.
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*/
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ENCRYPTED_DATA,
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/**
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* Marks the end of a (sub-) sequence.
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* This input is given if the end of an OpenPGP message is reached.
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* This might be the case for the end of the whole ciphertext, or the end of a packet with nested contents
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* (e.g. the end of a Compressed Data packet).
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*/
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END_OF_SEQUENCE
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} |