Kotlin conversion: Encrypt
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// SPDX-FileCopyrightText: 2021 Paul Schaub <vanitasvitae@fsfe.org>
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//
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// SPDX-License-Identifier: Apache-2.0
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package sop.operation;
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import sop.Profile;
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import sop.Ready;
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import sop.enums.EncryptAs;
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import sop.exception.SOPGPException;
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import sop.util.UTF8Util;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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public interface Encrypt {
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/**
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* Disable ASCII armor encoding.
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*
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* @return builder instance
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*/
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Encrypt noArmor();
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/**
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* Sets encryption mode.
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*
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* @param mode mode
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* @return builder instance
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*
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* @throws sop.exception.SOPGPException.UnsupportedOption if this option is not supported
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*/
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Encrypt mode(EncryptAs mode)
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throws SOPGPException.UnsupportedOption;
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/**
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* Adds the signer key.
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*
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* @param key input stream containing the encoded signer key
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* @return builder instance
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*
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* @throws sop.exception.SOPGPException.KeyCannotSign if the key cannot be used for signing
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* @throws sop.exception.SOPGPException.UnsupportedAsymmetricAlgo if the key uses an unsupported asymmetric algorithm
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* @throws sop.exception.SOPGPException.BadData if the {@link InputStream} does not contain an OpenPGP key
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* @throws IOException in case of an IO error
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*/
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Encrypt signWith(InputStream key)
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throws SOPGPException.KeyCannotSign,
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SOPGPException.UnsupportedAsymmetricAlgo,
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SOPGPException.BadData,
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IOException;
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/**
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* Adds the signer key.
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*
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* @param key byte array containing the encoded signer key
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* @return builder instance
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*
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* @throws sop.exception.SOPGPException.KeyCannotSign if the key cannot be used for signing
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* @throws sop.exception.SOPGPException.UnsupportedAsymmetricAlgo if the key uses an unsupported asymmetric algorithm
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* @throws sop.exception.SOPGPException.BadData if the byte array does not contain an OpenPGP key
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* @throws IOException in case of an IO error
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*/
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default Encrypt signWith(byte[] key)
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throws SOPGPException.KeyCannotSign,
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SOPGPException.UnsupportedAsymmetricAlgo,
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SOPGPException.BadData,
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IOException {
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return signWith(new ByteArrayInputStream(key));
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}
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/**
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* Provide the password for the secret key used for signing.
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*
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* @param password password
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* @return builder instance
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*
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* @throws sop.exception.SOPGPException.PasswordNotHumanReadable if the password is not human-readable
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* @throws sop.exception.SOPGPException.UnsupportedOption if key password are not supported
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*/
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default Encrypt withKeyPassword(String password)
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throws SOPGPException.PasswordNotHumanReadable,
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SOPGPException.UnsupportedOption {
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return withKeyPassword(password.getBytes(UTF8Util.UTF8));
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}
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/**
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* Provide the password for the secret key used for signing.
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*
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* @param password password
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* @return builder instance
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*
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* @throws sop.exception.SOPGPException.PasswordNotHumanReadable if the password is not human-readable
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* @throws sop.exception.SOPGPException.UnsupportedOption if key password are not supported
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*/
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Encrypt withKeyPassword(byte[] password)
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throws SOPGPException.PasswordNotHumanReadable,
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SOPGPException.UnsupportedOption;
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/**
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* Encrypt with the given password.
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*
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* @param password password
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* @return builder instance
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*
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* @throws sop.exception.SOPGPException.PasswordNotHumanReadable if the password is not human-readable
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* @throws sop.exception.SOPGPException.UnsupportedOption if this option is not supported
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*/
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Encrypt withPassword(String password)
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throws SOPGPException.PasswordNotHumanReadable,
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SOPGPException.UnsupportedOption;
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/**
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* Encrypt with the given cert.
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*
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* @param cert input stream containing the encoded cert.
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* @return builder instance
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*
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* @throws sop.exception.SOPGPException.CertCannotEncrypt if the certificate is not encryption capable
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* @throws sop.exception.SOPGPException.UnsupportedAsymmetricAlgo if the certificate uses an unsupported asymmetric algorithm
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* @throws sop.exception.SOPGPException.BadData if the {@link InputStream} does not contain an OpenPGP certificate
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* @throws IOException in case of an IO error
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*/
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Encrypt withCert(InputStream cert)
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throws SOPGPException.CertCannotEncrypt,
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SOPGPException.UnsupportedAsymmetricAlgo,
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SOPGPException.BadData,
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IOException;
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/**
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* Encrypt with the given cert.
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*
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* @param cert byte array containing the encoded cert.
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* @return builder instance
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*
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* @throws sop.exception.SOPGPException.CertCannotEncrypt if the certificate is not encryption capable
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* @throws sop.exception.SOPGPException.UnsupportedAsymmetricAlgo if the certificate uses an unsupported asymmetric algorithm
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* @throws sop.exception.SOPGPException.BadData if the byte array does not contain an OpenPGP certificate
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* @throws IOException in case of an IO error
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*/
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default Encrypt withCert(byte[] cert)
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throws SOPGPException.CertCannotEncrypt,
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SOPGPException.UnsupportedAsymmetricAlgo,
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SOPGPException.BadData,
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IOException {
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return withCert(new ByteArrayInputStream(cert));
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}
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/**
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* Pass in a profile.
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*
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* @param profile profile
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* @return builder instance
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*/
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default Encrypt profile(Profile profile) {
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return profile(profile.getName());
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}
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/**
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* Pass in a profile identifier.
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*
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* @param profileName profile identifier
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* @return builder instance
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*/
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Encrypt profile(String profileName);
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/**
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* Encrypt the given data yielding the ciphertext.
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* @param plaintext plaintext
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* @return input stream containing the ciphertext
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*
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* @throws IOException in case of an IO error
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* @throws sop.exception.SOPGPException.KeyIsProtected if at least one signing key cannot be unlocked
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*/
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Ready plaintext(InputStream plaintext)
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throws IOException,
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SOPGPException.KeyIsProtected;
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/**
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* Encrypt the given data yielding the ciphertext.
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* @param plaintext plaintext
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* @return input stream containing the ciphertext
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*
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* @throws IOException in case of an IO error
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* @throws sop.exception.SOPGPException.KeyIsProtected if at least one signing key cannot be unlocked
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*/
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default Ready plaintext(byte[] plaintext)
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throws IOException,
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SOPGPException.KeyIsProtected {
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return plaintext(new ByteArrayInputStream(plaintext));
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}
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}
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@ -0,0 +1,166 @@
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// 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 sop.operation
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import java.io.ByteArrayInputStream
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import java.io.IOException
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import java.io.InputStream
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import sop.Profile
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import sop.Ready
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import sop.enums.EncryptAs
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import sop.exception.SOPGPException.*
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import sop.util.UTF8Util
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interface Encrypt {
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/**
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* Disable ASCII armor encoding.
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*
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* @return builder instance
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*/
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fun noArmor(): Encrypt
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/**
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* Sets encryption mode.
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*
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* @param mode mode
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* @return builder instance
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* @throws UnsupportedOption if this option is not supported
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*/
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@Throws(UnsupportedOption::class) fun mode(mode: EncryptAs): Encrypt
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/**
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* Adds the signer key.
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*
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* @param key input stream containing the encoded signer key
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* @return builder instance
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* @throws KeyCannotSign if the key cannot be used for signing
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* @throws UnsupportedAsymmetricAlgo if the key uses an unsupported asymmetric algorithm
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* @throws BadData if the [InputStream] does not contain an OpenPGP key
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* @throws IOException in case of an IO error
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*/
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@Throws(
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KeyCannotSign::class, UnsupportedAsymmetricAlgo::class, BadData::class, IOException::class)
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fun signWith(key: InputStream): Encrypt
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/**
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* Adds the signer key.
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*
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* @param key byte array containing the encoded signer key
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* @return builder instance
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* @throws KeyCannotSign if the key cannot be used for signing
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* @throws UnsupportedAsymmetricAlgo if the key uses an unsupported asymmetric algorithm
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* @throws BadData if the byte array does not contain an OpenPGP key
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* @throws IOException in case of an IO error
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*/
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@Throws(
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KeyCannotSign::class, UnsupportedAsymmetricAlgo::class, BadData::class, IOException::class)
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fun signWith(key: ByteArray): Encrypt = signWith(ByteArrayInputStream(key))
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/**
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* Provide the password for the secret key used for signing.
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*
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* @param password password
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* @return builder instance
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* @throws PasswordNotHumanReadable if the password is not human-readable
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* @throws UnsupportedOption if key password are not supported
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*/
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@Throws(PasswordNotHumanReadable::class, UnsupportedOption::class)
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fun withKeyPassword(password: String): Encrypt =
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withKeyPassword(password.toByteArray(UTF8Util.UTF8))
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/**
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* Provide the password for the secret key used for signing.
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*
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* @param password password
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* @return builder instance
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* @throws PasswordNotHumanReadable if the password is not human-readable
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* @throws UnsupportedOption if key password are not supported
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*/
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@Throws(PasswordNotHumanReadable::class, UnsupportedOption::class)
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fun withKeyPassword(password: ByteArray): Encrypt
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/**
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* Encrypt with the given password.
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*
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* @param password password
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* @return builder instance
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* @throws PasswordNotHumanReadable if the password is not human-readable
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* @throws UnsupportedOption if this option is not supported
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*/
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@Throws(PasswordNotHumanReadable::class, UnsupportedOption::class)
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fun withPassword(password: String): Encrypt
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/**
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* Encrypt with the given cert.
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*
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* @param cert input stream containing the encoded cert.
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* @return builder instance
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* @throws CertCannotEncrypt if the certificate is not encryption capable
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* @throws UnsupportedAsymmetricAlgo if the certificate uses an unsupported asymmetric algorithm
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* @throws BadData if the [InputStream] does not contain an OpenPGP certificate
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* @throws IOException in case of an IO error
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*/
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@Throws(
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CertCannotEncrypt::class,
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UnsupportedAsymmetricAlgo::class,
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BadData::class,
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IOException::class)
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fun withCert(cert: InputStream): Encrypt
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/**
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* Encrypt with the given cert.
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*
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* @param cert byte array containing the encoded cert.
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* @return builder instance
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* @throws CertCannotEncrypt if the certificate is not encryption capable
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* @throws UnsupportedAsymmetricAlgo if the certificate uses an unsupported asymmetric algorithm
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* @throws BadData if the byte array does not contain an OpenPGP certificate
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* @throws IOException in case of an IO error
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*/
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@Throws(
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CertCannotEncrypt::class,
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UnsupportedAsymmetricAlgo::class,
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BadData::class,
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IOException::class)
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fun withCert(cert: ByteArray): Encrypt = withCert(ByteArrayInputStream(cert))
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/**
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* Pass in a profile.
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*
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* @param profile profile
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* @return builder instance
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*/
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fun profile(profile: Profile): Encrypt = profile(profile.name)
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/**
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* Pass in a profile identifier.
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*
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* @param profileName profile identifier
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* @return builder instance
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*/
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fun profile(profileName: String): Encrypt
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/**
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* Encrypt the given data yielding the ciphertext.
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*
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* @param plaintext plaintext
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* @return input stream containing the ciphertext
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* @throws IOException in case of an IO error
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* @throws KeyIsProtected if at least one signing key cannot be unlocked
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*/
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@Throws(IOException::class, KeyIsProtected::class) fun plaintext(plaintext: InputStream): Ready
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/**
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* Encrypt the given data yielding the ciphertext.
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*
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* @param plaintext plaintext
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* @return input stream containing the ciphertext
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* @throws IOException in case of an IO error
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* @throws KeyIsProtected if at least one signing key cannot be unlocked
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*/
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@Throws(IOException::class, KeyIsProtected::class)
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fun plaintext(plaintext: ByteArray): Ready = plaintext(ByteArrayInputStream(plaintext))
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}
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