PGPainless/pgpainless
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Code Issues Releases Wiki Activity

Merge branch 'sop'

Browse source
This commit is contained in:
Paul Schaub 2021-01-03 15:53:51 +01:00
commit f4bc9bdbcc
43 changed files with 2114 additions and 167 deletions
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2
build.gradle
View file

@ -28,6 +28,7 @@ allprojects {
apply plugin: 'jacoco'
apply plugin: 'checkstyle'
if (!it.name.equals('pgpainless-sop')) {
// animalsniffer
apply plugin: 'ru.vyarus.animalsniffer'
dependencies {
@ -36,6 +37,7 @@ allprojects {
animalsniffer {
sourceSets = [sourceSets.main]
}
}
// checkstyle
checkstyle {

6
pgpainless-core/src/main/java/org/pgpainless/PGPainless.java
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@ -116,7 +116,10 @@ public class PGPainless {
*
* @throws IOException IO is dangerous.
* @throws PGPException PGP is brittle.
* @deprecated use {@link #encryptAndOrSign()} instead and provide a passphrase in
* {@link org.pgpainless.encryption_signing.EncryptionBuilderInterface.ToRecipients#forPassphrases(Passphrase...)}.
*/
@Deprecated
public static byte[] encryptWithPassword(@Nonnull byte[] data, @Nonnull Passphrase password, @Nonnull SymmetricKeyAlgorithm algorithm) throws IOException, PGPException {
return SymmetricEncryptorDecryptor.symmetricallyEncrypt(data, password,
algorithm, CompressionAlgorithm.UNCOMPRESSED);
@ -131,7 +134,10 @@ public class PGPainless {
* @return decrypted data.
* @throws IOException IO is dangerous.
* @throws PGPException PGP is brittle.
* @deprecated Use {@link #decryptAndOrVerify()} instead and provide the decryption passphrase in
* {@link org.pgpainless.decryption_verification.DecryptionBuilder.DecryptWith#decryptWith(Passphrase)}.
*/
@Deprecated
public static byte[] decryptWithPassword(@Nonnull byte[] data, @Nonnull Passphrase password) throws IOException, PGPException {
return SymmetricEncryptorDecryptor.symmetricallyDecrypt(data, password);
}

18
pgpainless-core/src/main/java/org/pgpainless/decryption_verification/DecryptionBuilder.java
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@ -34,20 +34,23 @@ import org.bouncycastle.openpgp.PGPSignature;
import org.bouncycastle.openpgp.PGPSignatureList;
import org.bouncycastle.openpgp.PGPUtil;
import org.bouncycastle.openpgp.operator.KeyFingerPrintCalculator;
import org.bouncycastle.openpgp.operator.bc.BcKeyFingerprintCalculator;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import org.pgpainless.key.protection.SecretKeyRingProtector;
import org.pgpainless.util.Passphrase;
public class DecryptionBuilder implements DecryptionBuilderInterface {
private InputStream inputStream;
private PGPSecretKeyRingCollection decryptionKeys;
private SecretKeyRingProtector decryptionKeyDecryptor;
private Passphrase decryptionPassphrase;
private List<PGPSignature> detachedSignatures;
private Set<PGPPublicKeyRing> verificationKeys = new HashSet<>();
private MissingPublicKeyCallback missingPublicKeyCallback = null;
private final KeyFingerPrintCalculator keyFingerPrintCalculator = new BcKeyFingerprintCalculator();
private final KeyFingerPrintCalculator keyFingerPrintCalculator =
ImplementationFactory.getInstance().getKeyFingerprintCalculator();
@Override
public DecryptWith onInputStream(@Nonnull InputStream inputStream) {
@ -64,6 +67,15 @@ public class DecryptionBuilder implements DecryptionBuilderInterface {
return new VerifyImpl();
}
@Override
public Verify decryptWith(@Nonnull Passphrase passphrase) {
if (passphrase.isEmpty()) {
throw new IllegalArgumentException("Passphrase MUST NOT be empty.");
}
DecryptionBuilder.this.decryptionPassphrase = passphrase;
return new VerifyImpl();
}
@Override
public Verify doNotDecrypt() {
DecryptionBuilder.this.decryptionKeys = null;
@ -194,7 +206,7 @@ public class DecryptionBuilder implements DecryptionBuilderInterface {
@Override
public DecryptionStream build() throws IOException, PGPException {
return DecryptionStreamFactory.create(inputStream,
decryptionKeys, decryptionKeyDecryptor, detachedSignatures, verificationKeys, missingPublicKeyCallback);
decryptionKeys, decryptionKeyDecryptor, decryptionPassphrase, detachedSignatures, verificationKeys, missingPublicKeyCallback);
}
}
}

10
pgpainless-core/src/main/java/org/pgpainless/decryption_verification/DecryptionBuilderInterface.java
View file

@ -31,6 +31,7 @@ import org.bouncycastle.openpgp.PGPSignature;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import org.pgpainless.key.protection.SecretKeyRingProtector;
import org.pgpainless.key.protection.UnprotectedKeysProtector;
import org.pgpainless.util.Passphrase;
public interface DecryptionBuilderInterface {
@ -67,6 +68,15 @@ public interface DecryptionBuilderInterface {
*/
Verify decryptWith(@Nonnull SecretKeyRingProtector decryptor, @Nonnull PGPSecretKeyRingCollection secretKeyRings);
/**
* Decrypt the encrypted data using a passphrase.
* Note: The passphrase MUST NOT be empty.
*
* @param passphrase passphrase
* @return api handle
*/
Verify decryptWith(@Nonnull Passphrase passphrase);
Verify doNotDecrypt();
}

75
pgpainless-core/src/main/java/org/pgpainless/decryption_verification/DecryptionStreamFactory.java
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@ -15,8 +15,6 @@
*/
package org.pgpainless.decryption_verification;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.io.IOException;
import java.io.InputStream;
import java.util.Collections;
@ -28,14 +26,18 @@ import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.bouncycastle.openpgp.PGPCompressedData;
import org.bouncycastle.openpgp.PGPEncryptedData;
import org.bouncycastle.openpgp.PGPEncryptedDataList;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPLiteralData;
import org.bouncycastle.openpgp.PGPObjectFactory;
import org.bouncycastle.openpgp.PGPOnePassSignature;
import org.bouncycastle.openpgp.PGPOnePassSignatureList;
import org.bouncycastle.openpgp.PGPPBEEncryptedData;
import org.bouncycastle.openpgp.PGPPrivateKey;
import org.bouncycastle.openpgp.PGPPublicKey;
import org.bouncycastle.openpgp.PGPPublicKeyEncryptedData;
@ -45,15 +47,15 @@ import org.bouncycastle.openpgp.PGPSecretKeyRingCollection;
import org.bouncycastle.openpgp.PGPSignature;
import org.bouncycastle.openpgp.PGPUtil;
import org.bouncycastle.openpgp.operator.KeyFingerPrintCalculator;
import org.bouncycastle.openpgp.operator.PBEDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.PGPContentVerifierBuilderProvider;
import org.bouncycastle.openpgp.operator.PublicKeyDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.bc.BcKeyFingerprintCalculator;
import org.bouncycastle.openpgp.operator.bc.BcPGPContentVerifierBuilderProvider;
import org.bouncycastle.openpgp.operator.bc.BcPublicKeyDataDecryptorFactory;
import org.pgpainless.algorithm.CompressionAlgorithm;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import org.pgpainless.key.protection.SecretKeyRingProtector;
import org.pgpainless.util.Passphrase;
public final class DecryptionStreamFactory {
@ -62,20 +64,23 @@ public final class DecryptionStreamFactory {
private final PGPSecretKeyRingCollection decryptionKeys;
private final SecretKeyRingProtector decryptionKeyDecryptor;
private final Passphrase decryptionPassphrase;
private final Set<PGPPublicKeyRing> verificationKeys = new HashSet<>();
private final MissingPublicKeyCallback missingPublicKeyCallback;
private final OpenPgpMetadata.Builder resultBuilder = OpenPgpMetadata.getBuilder();
private final PGPContentVerifierBuilderProvider verifierBuilderProvider = new BcPGPContentVerifierBuilderProvider();
private final KeyFingerPrintCalculator keyFingerprintCalculator = new BcKeyFingerprintCalculator();
private static final PGPContentVerifierBuilderProvider verifierBuilderProvider = ImplementationFactory.getInstance().getPGPContentVerifierBuilderProvider();
private static final KeyFingerPrintCalculator keyFingerprintCalculator = ImplementationFactory.getInstance().getKeyFingerprintCalculator();
private final Map<OpenPgpV4Fingerprint, OnePassSignature> verifiableOnePassSignatures = new HashMap<>();
private DecryptionStreamFactory(@Nullable PGPSecretKeyRingCollection decryptionKeys,
@Nullable SecretKeyRingProtector decryptor,
@Nullable Passphrase decryptionPassphrase,
@Nullable Set<PGPPublicKeyRing> verificationKeys,
@Nullable MissingPublicKeyCallback missingPublicKeyCallback) {
this.decryptionKeys = decryptionKeys;
this.decryptionKeyDecryptor = decryptor;
this.decryptionPassphrase = decryptionPassphrase;
this.verificationKeys.addAll(verificationKeys != null ? verificationKeys : Collections.emptyList());
this.missingPublicKeyCallback = missingPublicKeyCallback;
}
@ -83,13 +88,14 @@ public final class DecryptionStreamFactory {
public static DecryptionStream create(@Nonnull InputStream inputStream,
@Nullable PGPSecretKeyRingCollection decryptionKeys,
@Nullable SecretKeyRingProtector decryptor,
@Nullable Passphrase decryptionPassphrase,
@Nullable List<PGPSignature> detachedSignatures,
@Nullable Set<PGPPublicKeyRing> verificationKeys,
@Nullable MissingPublicKeyCallback missingPublicKeyCallback)
throws IOException, PGPException {
InputStream pgpInputStream;
DecryptionStreamFactory factory = new DecryptionStreamFactory(decryptionKeys, decryptor, verificationKeys,
missingPublicKeyCallback);
DecryptionStreamFactory factory = new DecryptionStreamFactory(decryptionKeys, decryptor,
decryptionPassphrase, verificationKeys, missingPublicKeyCallback);
if (detachedSignatures != null) {
pgpInputStream = inputStream;
@ -98,13 +104,13 @@ public final class DecryptionStreamFactory {
if (signingKey == null) {
continue;
}
signature.init(new BcPGPContentVerifierBuilderProvider(), signingKey);
signature.init(ImplementationFactory.getInstance().getPGPContentVerifierBuilderProvider(), signingKey);
factory.resultBuilder.addDetachedSignature(
new DetachedSignature(signature, new OpenPgpV4Fingerprint(signingKey)));
}
} else {
PGPObjectFactory objectFactory = new PGPObjectFactory(
PGPUtil.getDecoderStream(inputStream), new BcKeyFingerprintCalculator());
PGPUtil.getDecoderStream(inputStream), keyFingerprintCalculator);
pgpInputStream = factory.processPGPPackets(objectFactory);
}
return new DecryptionStream(pgpInputStream, factory.resultBuilder);
@ -171,7 +177,7 @@ public final class DecryptionStreamFactory {
private InputStream decrypt(@Nonnull PGPEncryptedDataList encryptedDataList)
throws PGPException {
Iterator<?> encryptedDataIterator = encryptedDataList.getEncryptedDataObjects();
Iterator<PGPEncryptedData> encryptedDataIterator = encryptedDataList.getEncryptedDataObjects();
if (!encryptedDataIterator.hasNext()) {
throw new PGPException("Decryption failed - EncryptedDataList has no items");
}
@ -179,27 +185,53 @@ public final class DecryptionStreamFactory {
PGPPrivateKey decryptionKey = null;
PGPPublicKeyEncryptedData encryptedSessionKey = null;
while (encryptedDataIterator.hasNext()) {
PGPPublicKeyEncryptedData encryptedData = (PGPPublicKeyEncryptedData) encryptedDataIterator.next();
long keyId = encryptedData.getKeyID();
PGPEncryptedData encryptedData = encryptedDataIterator.next();
if (encryptedData instanceof PGPPBEEncryptedData) {
PGPPBEEncryptedData pbeEncryptedData = (PGPPBEEncryptedData) encryptedData;
if (decryptionPassphrase != null) {
PBEDataDecryptorFactory passphraseDecryptor = ImplementationFactory.getInstance()
.getPBEDataDecryptorFactory(decryptionPassphrase);
SymmetricKeyAlgorithm symmetricKeyAlgorithm = SymmetricKeyAlgorithm.fromId(
pbeEncryptedData.getSymmetricAlgorithm(passphraseDecryptor));
resultBuilder.setSymmetricKeyAlgorithm(symmetricKeyAlgorithm);
resultBuilder.setIntegrityProtected(pbeEncryptedData.isIntegrityProtected());
try {
return pbeEncryptedData.getDataStream(passphraseDecryptor);
} catch (PGPException e) {
LOGGER.log(LEVEL, "Probable passphrase mismatch, skip PBE encrypted data block", e);
}
}
} else if (encryptedData instanceof PGPPublicKeyEncryptedData) {
PGPPublicKeyEncryptedData publicKeyEncryptedData = (PGPPublicKeyEncryptedData) encryptedData;
long keyId = publicKeyEncryptedData.getKeyID();
resultBuilder.addRecipientKeyId(keyId);
LOGGER.log(LEVEL, "PGPEncryptedData is encrypted for key " + Long.toHexString(keyId));
if (decryptionKeys != null) {
PGPSecretKey secretKey = decryptionKeys.getSecretKey(keyId);
if (secretKey != null) {
LOGGER.log(LEVEL, "Found respective secret key " + Long.toHexString(keyId));
// Watch out! This assignment is possibly done multiple times.
encryptedSessionKey = encryptedData;
encryptedSessionKey = publicKeyEncryptedData;
decryptionKey = secretKey.extractPrivateKey(decryptionKeyDecryptor.getDecryptor(keyId));
resultBuilder.setDecryptionFingerprint(new OpenPgpV4Fingerprint(secretKey));
}
}
if (decryptionKey == null) {
throw new PGPException("Decryption failed - No suitable decryption key found");
}
}
PublicKeyDataDecryptorFactory keyDecryptor = new BcPublicKeyDataDecryptorFactory(decryptionKey);
if (decryptionKey == null) {
throw new PGPException("Decryption failed - No suitable decryption key or passphrase found");
}
PublicKeyDataDecryptorFactory keyDecryptor = ImplementationFactory.getInstance()
.getPublicKeyDataDecryptorFactory(decryptionKey);
SymmetricKeyAlgorithm symmetricKeyAlgorithm = SymmetricKeyAlgorithm
.fromId(encryptedSessionKey.getSymmetricAlgorithm(keyDecryptor));
@ -240,9 +272,10 @@ public final class DecryptionStreamFactory {
}
signature.init(verifierBuilderProvider, verificationKey);
OnePassSignature onePassSignature = new OnePassSignature(signature, new OpenPgpV4Fingerprint(verificationKey));
OpenPgpV4Fingerprint fingerprint = new OpenPgpV4Fingerprint(verificationKey);
OnePassSignature onePassSignature = new OnePassSignature(signature, fingerprint);
resultBuilder.addOnePassSignature(onePassSignature);
verifiableOnePassSignatures.put(new OpenPgpV4Fingerprint(verificationKey), onePassSignature);
verifiableOnePassSignatures.put(fingerprint, onePassSignature);
}
private PGPPublicKey findSignatureVerificationKey(long keyId) {

49
pgpainless-core/src/main/java/org/pgpainless/encryption_signing/EncryptionBuilder.java
View file

@ -17,8 +17,10 @@ package org.pgpainless.encryption_signing;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
@ -49,11 +51,13 @@ import org.pgpainless.key.selection.key.util.And;
import org.pgpainless.key.selection.keyring.PublicKeyRingSelectionStrategy;
import org.pgpainless.key.selection.keyring.SecretKeyRingSelectionStrategy;
import org.pgpainless.util.MultiMap;
import org.pgpainless.util.Passphrase;
public class EncryptionBuilder implements EncryptionBuilderInterface {
private OutputStream outputStream;
private final Set<PGPPublicKey> encryptionKeys = new HashSet<>();
private final Set<Passphrase> encryptionPassphrases = new HashSet<>();
private boolean detachedSignature = false;
private SignatureType signatureType = SignatureType.BINARY_DOCUMENT;
private final Set<PGPSecretKey> signingKeys = new HashSet<>();
@ -73,54 +77,66 @@ public class EncryptionBuilder implements EncryptionBuilderInterface {
@Override
public WithAlgorithms toRecipients(@Nonnull PGPPublicKey... keys) {
if (keys.length != 0) {
List<PGPPublicKey> encryptionKeys = new ArrayList<>();
for (PGPPublicKey k : keys) {
if (encryptionKeySelector().accept(null, k)) {
EncryptionBuilder.this.encryptionKeys.add(k);
encryptionKeys.add(k);
} else {
throw new IllegalArgumentException("Key " + k.getKeyID() + " is not a valid encryption key.");
}
}
if (EncryptionBuilder.this.encryptionKeys.isEmpty()) {
if (encryptionKeys.isEmpty()) {
throw new IllegalStateException("No valid encryption keys found!");
}
EncryptionBuilder.this.encryptionKeys.addAll(encryptionKeys);
}
return new WithAlgorithmsImpl();
}
@Override
public WithAlgorithms toRecipients(@Nonnull PGPPublicKeyRing... keys) {
if (keys.length != 0) {
List<PGPPublicKey> encryptionKeys = new ArrayList<>();
for (PGPPublicKeyRing ring : keys) {
for (PGPPublicKey k : ring) {
if (encryptionKeySelector().accept(null, k)) {
EncryptionBuilder.this.encryptionKeys.add(k);
encryptionKeys.add(k);
}
}
}
if (EncryptionBuilder.this.encryptionKeys.isEmpty()) {
if (encryptionKeys.isEmpty()) {
throw new IllegalStateException("No valid encryption keys found!");
}
EncryptionBuilder.this.encryptionKeys.addAll(encryptionKeys);
}
return new WithAlgorithmsImpl();
}
@Override
public WithAlgorithms toRecipients(@Nonnull PGPPublicKeyRingCollection... keys) {
if (keys.length != 0) {
List<PGPPublicKey> encryptionKeys = new ArrayList<>();
for (PGPPublicKeyRingCollection collection : keys) {
for (PGPPublicKeyRing ring : collection) {
for (PGPPublicKey k : ring) {
if (encryptionKeySelector().accept(null, k)) {
EncryptionBuilder.this.encryptionKeys.add(k);
encryptionKeys.add(k);
}
}
}
}
if (EncryptionBuilder.this.encryptionKeys.isEmpty()) {
if (encryptionKeys.isEmpty()) {
throw new IllegalStateException("No valid encryption keys found!");
}
EncryptionBuilder.this.encryptionKeys.addAll(encryptionKeys);
}
return new WithAlgorithmsImpl();
}
@ -149,6 +165,19 @@ public class EncryptionBuilder implements EncryptionBuilderInterface {
return new WithAlgorithmsImpl();
}
@Override
public WithAlgorithms forPassphrases(Passphrase... passphrases) {
List<Passphrase> passphraseList = new ArrayList<>();
for (Passphrase passphrase : passphrases) {
if (passphrase.isEmpty()) {
throw new IllegalArgumentException("Passphrase must not be empty.");
}
passphraseList.add(passphrase);
}
EncryptionBuilder.this.encryptionPassphrases.addAll(passphraseList);
return new WithAlgorithmsImpl();
}
@Override
public DetachedSign doNotEncrypt() {
return new DetachedSignImpl();
@ -243,6 +272,11 @@ public class EncryptionBuilder implements EncryptionBuilderInterface {
return new DetachedSignImpl();
}
@Override
public ToRecipients and() {
return new ToRecipientsImpl();
}
}
class DetachedSignImpl implements DetachedSign {
@ -379,6 +413,7 @@ public class EncryptionBuilder implements EncryptionBuilderInterface {
return new EncryptionStream(
EncryptionBuilder.this.outputStream,
EncryptionBuilder.this.encryptionKeys,
EncryptionBuilder.this.encryptionPassphrases,
EncryptionBuilder.this.detachedSignature,
signatureType,
privateKeys,

12
pgpainless-core/src/main/java/org/pgpainless/encryption_signing/EncryptionBuilderInterface.java
View file

@ -36,6 +36,7 @@ import org.pgpainless.key.protection.UnprotectedKeysProtector;
import org.pgpainless.key.selection.keyring.PublicKeyRingSelectionStrategy;
import org.pgpainless.key.selection.keyring.SecretKeyRingSelectionStrategy;
import org.pgpainless.util.MultiMap;
import org.pgpainless.util.Passphrase;
public interface EncryptionBuilderInterface {
@ -85,6 +86,15 @@ public interface EncryptionBuilderInterface {
<O> WithAlgorithms toRecipients(@Nonnull PublicKeyRingSelectionStrategy<O> selectionStrategy,
@Nonnull MultiMap<O, PGPPublicKeyRingCollection> keys);
/**
* Encrypt to one or more symmetric passphrases.
* Note that the passphrases MUST NOT be empty.
*
* @param passphrases passphrase
* @return api handle
*/
WithAlgorithms forPassphrases(Passphrase... passphrases);
/**
* Instruct the {@link EncryptionStream} to not encrypt any data.
*
@ -150,6 +160,8 @@ public interface EncryptionBuilderInterface {
*/
DetachedSign usingSecureAlgorithms();
ToRecipients and();
}
interface DetachedSign extends SignWith {

42
pgpainless-core/src/main/java/org/pgpainless/encryption_signing/EncryptionStream.java
View file

@ -37,16 +37,21 @@ import org.bouncycastle.openpgp.PGPPrivateKey;
import org.bouncycastle.openpgp.PGPPublicKey;
import org.bouncycastle.openpgp.PGPSignature;
import org.bouncycastle.openpgp.PGPSignatureGenerator;
import org.bouncycastle.openpgp.operator.bc.BcPGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.PBEKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.PGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.PGPDataEncryptorBuilder;
import org.bouncycastle.openpgp.operator.PublicKeyKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.bc.BcPGPDataEncryptorBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPublicKeyKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.jcajce.JcePGPDataEncryptorBuilder;
import org.pgpainless.algorithm.CompressionAlgorithm;
import org.pgpainless.algorithm.HashAlgorithm;
import org.pgpainless.algorithm.SignatureType;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.decryption_verification.DetachedSignature;
import org.pgpainless.decryption_verification.OpenPgpMetadata;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import org.pgpainless.util.Passphrase;
/**
* This class is based upon Jens Neuhalfen's Bouncy-GPG PGPEncryptingStream.
@ -63,6 +68,7 @@ public final class EncryptionStream extends OutputStream {
private final HashAlgorithm hashAlgorithm;
private final CompressionAlgorithm compressionAlgorithm;
private final Set<PGPPublicKey> encryptionKeys;
private final Set<Passphrase> encryptionPassphrases;
private final boolean detachedSignature;
private final SignatureType signatureType;
private final Map<OpenPgpV4Fingerprint, PGPPrivateKey> signingKeys;
@ -86,6 +92,7 @@ public final class EncryptionStream extends OutputStream {
EncryptionStream(@Nonnull OutputStream targetOutputStream,
@Nonnull Set<PGPPublicKey> encryptionKeys,
@Nonnull Set<Passphrase> encryptionPassphrases,
boolean detachedSignature,
SignatureType signatureType,
@Nonnull Map<OpenPgpV4Fingerprint, PGPPrivateKey> signingKeys,
@ -99,6 +106,7 @@ public final class EncryptionStream extends OutputStream {
this.hashAlgorithm = hashAlgorithm;
this.compressionAlgorithm = compressionAlgorithm;
this.encryptionKeys = Collections.unmodifiableSet(encryptionKeys);
this.encryptionPassphrases = Collections.unmodifiableSet(encryptionPassphrases);
this.detachedSignature = detachedSignature;
this.signatureType = signatureType;
this.signingKeys = Collections.unmodifiableMap(signingKeys);
@ -126,21 +134,35 @@ public final class EncryptionStream extends OutputStream {
}
private void prepareEncryption() throws IOException, PGPException {
if (encryptionKeys.isEmpty()) {
if (encryptionKeys.isEmpty() && encryptionPassphrases.isEmpty()) {
return;
}
LOGGER.log(LEVEL, "At least one encryption key is available -> encrypt using " + symmetricKeyAlgorithm);
BcPGPDataEncryptorBuilder dataEncryptorBuilder =
new BcPGPDataEncryptorBuilder(symmetricKeyAlgorithm.getAlgorithmId());
PGPDataEncryptorBuilder dataEncryptorBuilder =
ImplementationFactory.getInstance().getPGPDataEncryptorBuilder(symmetricKeyAlgorithm);
// Simplify once https://github.com/bcgit/bc-java/pull/859 is merged
if (dataEncryptorBuilder instanceof BcPGPDataEncryptorBuilder) {
((BcPGPDataEncryptorBuilder) dataEncryptorBuilder).setWithIntegrityPacket(true);
} else if (dataEncryptorBuilder instanceof JcePGPDataEncryptorBuilder) {
((JcePGPDataEncryptorBuilder) dataEncryptorBuilder).setWithIntegrityPacket(true);
}
dataEncryptorBuilder.setWithIntegrityPacket(true);
PGPEncryptedDataGenerator encryptedDataGenerator =
new PGPEncryptedDataGenerator(dataEncryptorBuilder);
for (PGPPublicKey key : encryptionKeys) {
LOGGER.log(LEVEL, "Encrypt for key " + Long.toHexString(key.getKeyID()));
encryptedDataGenerator.addMethod(new BcPublicKeyKeyEncryptionMethodGenerator(key));
PublicKeyKeyEncryptionMethodGenerator keyEncryption =
ImplementationFactory.getInstance().getPublicKeyKeyEncryptionMethodGenerator(key);
encryptedDataGenerator.addMethod(keyEncryption);
}
for (Passphrase passphrase : encryptionPassphrases) {
PBEKeyEncryptionMethodGenerator passphraseEncryption =
ImplementationFactory.getInstance().getPBEKeyEncryptionMethodGenerator(passphrase);
encryptedDataGenerator.addMethod(passphraseEncryption);
}
publicKeyEncryptedStream = encryptedDataGenerator.open(outermostStream, new byte[BUFFER_SIZE]);
@ -156,8 +178,10 @@ public final class EncryptionStream extends OutputStream {
for (OpenPgpV4Fingerprint fingerprint : signingKeys.keySet()) {
PGPPrivateKey privateKey = signingKeys.get(fingerprint);
LOGGER.log(LEVEL, "Sign using key " + fingerprint);
BcPGPContentSignerBuilder contentSignerBuilder = new BcPGPContentSignerBuilder(
privateKey.getPublicKeyPacket().getAlgorithm(), hashAlgorithm.getAlgorithmId());
PGPContentSignerBuilder contentSignerBuilder = ImplementationFactory.getInstance()
.getPGPContentSignerBuilder(
privateKey.getPublicKeyPacket().getAlgorithm(),
hashAlgorithm.getAlgorithmId());
PGPSignatureGenerator signatureGenerator = new PGPSignatureGenerator(contentSignerBuilder);
signatureGenerator.init(signatureType.getCode(), privateKey);

160
pgpainless-core/src/main/java/org/pgpainless/implementation/BcImplementationFactory.java Normal file
View file

@ -0,0 +1,160 @@
/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.implementation;
import java.security.KeyPair;
import java.util.Date;
import org.bouncycastle.crypto.AsymmetricCipherKeyPair;
import org.bouncycastle.crypto.params.AsymmetricKeyParameter;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPKeyPair;
import org.bouncycastle.openpgp.PGPPrivateKey;
import org.bouncycastle.openpgp.PGPPublicKey;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.operator.KeyFingerPrintCalculator;
import org.bouncycastle.openpgp.operator.PBEDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.PBEKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.bouncycastle.openpgp.operator.PGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.PGPContentVerifierBuilderProvider;
import org.bouncycastle.openpgp.operator.PGPDataEncryptorBuilder;
import org.bouncycastle.openpgp.operator.PGPDigestCalculator;
import org.bouncycastle.openpgp.operator.PublicKeyDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.PublicKeyKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.bc.BcKeyFingerprintCalculator;
import org.bouncycastle.openpgp.operator.bc.BcPBEDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.bc.BcPBEKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.bc.BcPBESecretKeyDecryptorBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPBESecretKeyEncryptorBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPGPContentVerifierBuilderProvider;
import org.bouncycastle.openpgp.operator.bc.BcPGPDataEncryptorBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPGPDigestCalculatorProvider;
import org.bouncycastle.openpgp.operator.bc.BcPGPKeyConverter;
import org.bouncycastle.openpgp.operator.bc.BcPGPKeyPair;
import org.bouncycastle.openpgp.operator.bc.BcPublicKeyDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.bc.BcPublicKeyKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.jcajce.JcaPGPKeyPair;
import org.pgpainless.algorithm.HashAlgorithm;
import org.pgpainless.algorithm.PublicKeyAlgorithm;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.util.Passphrase;
public class BcImplementationFactory extends ImplementationFactory {
@Override
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(PGPSecretKey secretKey, Passphrase passphrase)
throws PGPException {
return new BcPBESecretKeyEncryptorBuilder(secretKey.getKeyEncryptionAlgorithm(),
getPGPDigestCalculator(secretKey.getS2K().getHashAlgorithm()),
(int) secretKey.getS2K().getIterationCount())
.build(passphrase.getChars());
}
@Override
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(SymmetricKeyAlgorithm symmetricKeyAlgorithm,
PGPDigestCalculator digestCalculator,
Passphrase passphrase) {
return new BcPBESecretKeyEncryptorBuilder(symmetricKeyAlgorithm.getAlgorithmId(), digestCalculator)
.build(passphrase.getChars());
}
@Override
public PBESecretKeyDecryptor getPBESecretKeyDecryptor(Passphrase passphrase) {
return new BcPBESecretKeyDecryptorBuilder(getPGPDigestCalculatorProvider())
.build(passphrase.getChars());
}
@Override
public BcPGPDigestCalculatorProvider getPGPDigestCalculatorProvider() {
return new BcPGPDigestCalculatorProvider();
}
@Override
public PGPContentVerifierBuilderProvider getPGPContentVerifierBuilderProvider() {
return new BcPGPContentVerifierBuilderProvider();
}
@Override
public PGPContentSignerBuilder getPGPContentSignerBuilder(int keyAlgorithm, int hashAlgorithm) {
return new BcPGPContentSignerBuilder(keyAlgorithm, hashAlgorithm);
}
@Override
public KeyFingerPrintCalculator getKeyFingerprintCalculator() {
return new BcKeyFingerprintCalculator();
}
@Override
public PBEDataDecryptorFactory getPBEDataDecryptorFactory(Passphrase passphrase) {
return new BcPBEDataDecryptorFactory(passphrase.getChars(), getPGPDigestCalculatorProvider());
}
@Override
public PublicKeyDataDecryptorFactory getPublicKeyDataDecryptorFactory(PGPPrivateKey privateKey) {
return new BcPublicKeyDataDecryptorFactory(privateKey);
}
@Override
public PublicKeyKeyEncryptionMethodGenerator getPublicKeyKeyEncryptionMethodGenerator(PGPPublicKey key) {
return new BcPublicKeyKeyEncryptionMethodGenerator(key);
}
@Override
public PBEKeyEncryptionMethodGenerator getPBEKeyEncryptionMethodGenerator(Passphrase passphrase) {
return new BcPBEKeyEncryptionMethodGenerator(passphrase.getChars());
}
@Override
public PGPDataEncryptorBuilder getPGPDataEncryptorBuilder(int symmetricKeyAlgorithm) {
return new BcPGPDataEncryptorBuilder(symmetricKeyAlgorithm);
}
@Override
public PGPKeyPair getPGPKeyPair(PublicKeyAlgorithm algorithm, KeyPair keyPair, Date creationDate)
throws PGPException {
return new BcPGPKeyPair(algorithm.getAlgorithmId(), jceToBcKeyPair(algorithm, keyPair, creationDate), creationDate);
}
@Override
public PGPKeyPair getPGPKeyPair(PublicKeyAlgorithm algorithm, AsymmetricCipherKeyPair keyPair, Date creationDate) throws PGPException {
return new BcPGPKeyPair(algorithm.getAlgorithmId(), keyPair, creationDate);
}
@Override
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(SymmetricKeyAlgorithm encryptionAlgorithm, HashAlgorithm hashAlgorithm, int s2kCount, Passphrase passphrase) throws PGPException {
return new BcPBESecretKeyEncryptorBuilder(
encryptionAlgorithm.getAlgorithmId(),
getPGPDigestCalculator(hashAlgorithm),
s2kCount)
.build(passphrase.getChars());
}
// TODO: Find a better conversion method that does not depend on JcaPGPKeyPair.
private AsymmetricCipherKeyPair jceToBcKeyPair(PublicKeyAlgorithm algorithm,
KeyPair keyPair,
Date creationDate) throws PGPException {
BcPGPKeyConverter converter = new BcPGPKeyConverter();
PGPKeyPair pair = new JcaPGPKeyPair(algorithm.getAlgorithmId(), keyPair, creationDate);
AsymmetricKeyParameter publicKey = converter.getPublicKey(pair.getPublicKey());
AsymmetricKeyParameter privateKey = converter.getPrivateKey(pair.getPrivateKey());
return new AsymmetricCipherKeyPair(publicKey, privateKey);
}
}

141
pgpainless-core/src/main/java/org/pgpainless/implementation/ImplementationFactory.java Normal file
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@ -0,0 +1,141 @@
/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.implementation;
import java.io.IOException;
import java.security.KeyPair;
import java.security.NoSuchAlgorithmException;
import java.security.spec.InvalidKeySpecException;
import java.util.Date;
import org.bouncycastle.crypto.AsymmetricCipherKeyPair;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPKeyPair;
import org.bouncycastle.openpgp.PGPPrivateKey;
import org.bouncycastle.openpgp.PGPPublicKey;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.operator.KeyFingerPrintCalculator;
import org.bouncycastle.openpgp.operator.PBEDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.PBEKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.bouncycastle.openpgp.operator.PGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.PGPContentVerifierBuilderProvider;
import org.bouncycastle.openpgp.operator.PGPDataEncryptorBuilder;
import org.bouncycastle.openpgp.operator.PGPDigestCalculator;
import org.bouncycastle.openpgp.operator.PGPDigestCalculatorProvider;
import org.bouncycastle.openpgp.operator.PublicKeyDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.PublicKeyKeyEncryptionMethodGenerator;
import org.pgpainless.algorithm.HashAlgorithm;
import org.pgpainless.algorithm.PublicKeyAlgorithm;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.util.Passphrase;
public abstract class ImplementationFactory {
private static ImplementationFactory FACTORY_IMPLEMENTATION = new BcImplementationFactory();
public static void setFactoryImplementation(ImplementationFactory implementation) {
FACTORY_IMPLEMENTATION = implementation;
}
public static ImplementationFactory getInstance() {
return FACTORY_IMPLEMENTATION;
}
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(SymmetricKeyAlgorithm symmetricKeyAlgorithm,
Passphrase passphrase)
throws PGPException {
return getPBESecretKeyEncryptor(symmetricKeyAlgorithm,
getPGPDigestCalculator(HashAlgorithm.SHA1), passphrase);
}
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(PGPSecretKey secretKey, Passphrase passphrase) throws PGPException {
return FACTORY_IMPLEMENTATION.getPBESecretKeyEncryptor(secretKey, passphrase);
}
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(SymmetricKeyAlgorithm symmetricKeyAlgorithm, PGPDigestCalculator digestCalculator, Passphrase passphrase) {
return FACTORY_IMPLEMENTATION.getPBESecretKeyEncryptor(symmetricKeyAlgorithm, digestCalculator, passphrase);
}
public PBESecretKeyDecryptor getPBESecretKeyDecryptor(Passphrase passphrase) throws PGPException {
return FACTORY_IMPLEMENTATION.getPBESecretKeyDecryptor(passphrase);
}
public PGPDigestCalculator getPGPDigestCalculator(HashAlgorithm algorithm) throws PGPException {
return getPGPDigestCalculator(algorithm.getAlgorithmId());
}
public PGPDigestCalculator getPGPDigestCalculator(int algorithm) throws PGPException {
return getPGPDigestCalculatorProvider().get(algorithm);
}
public PGPDigestCalculatorProvider getPGPDigestCalculatorProvider() throws PGPException {
return FACTORY_IMPLEMENTATION.getPGPDigestCalculatorProvider();
}
public PGPContentVerifierBuilderProvider getPGPContentVerifierBuilderProvider() {
return FACTORY_IMPLEMENTATION.getPGPContentVerifierBuilderProvider();
}
public PGPContentSignerBuilder getPGPContentSignerBuilder(PublicKeyAlgorithm keyAlgorithm, HashAlgorithm hashAlgorithm) {
return getPGPContentSignerBuilder(keyAlgorithm.getAlgorithmId(), hashAlgorithm.getAlgorithmId());
}
public PGPContentSignerBuilder getPGPContentSignerBuilder(int keyAlgorithm, int hashAlgorithm) {
return FACTORY_IMPLEMENTATION.getPGPContentSignerBuilder(keyAlgorithm, hashAlgorithm);
}
public KeyFingerPrintCalculator getKeyFingerprintCalculator() {
return FACTORY_IMPLEMENTATION.getKeyFingerprintCalculator();
}
public PBEDataDecryptorFactory getPBEDataDecryptorFactory(Passphrase passphrase) throws PGPException {
return FACTORY_IMPLEMENTATION.getPBEDataDecryptorFactory(passphrase);
}
public PublicKeyDataDecryptorFactory getPublicKeyDataDecryptorFactory(PGPPrivateKey privateKey) {
return FACTORY_IMPLEMENTATION.getPublicKeyDataDecryptorFactory(privateKey);
}
public PublicKeyKeyEncryptionMethodGenerator getPublicKeyKeyEncryptionMethodGenerator(PGPPublicKey key) {
return FACTORY_IMPLEMENTATION.getPublicKeyKeyEncryptionMethodGenerator(key);
}
public PBEKeyEncryptionMethodGenerator getPBEKeyEncryptionMethodGenerator(Passphrase passphrase) {
return FACTORY_IMPLEMENTATION.getPBEKeyEncryptionMethodGenerator(passphrase);
}
public PGPDataEncryptorBuilder getPGPDataEncryptorBuilder(SymmetricKeyAlgorithm symmetricKeyAlgorithm) {
return getPGPDataEncryptorBuilder(symmetricKeyAlgorithm.getAlgorithmId());
}
public PGPDataEncryptorBuilder getPGPDataEncryptorBuilder(int symmetricKeyAlgorithm) {
return FACTORY_IMPLEMENTATION.getPGPDataEncryptorBuilder(symmetricKeyAlgorithm);
}
public PGPKeyPair getPGPKeyPair(PublicKeyAlgorithm algorithm, KeyPair keyPair, Date creationDate) throws PGPException {
return FACTORY_IMPLEMENTATION.getPGPKeyPair(algorithm, keyPair, creationDate);
}
public PGPKeyPair getPGPKeyPair(PublicKeyAlgorithm algorithm, AsymmetricCipherKeyPair keyPair, Date creationDate) throws PGPException, NoSuchAlgorithmException, IOException, InvalidKeySpecException {
return FACTORY_IMPLEMENTATION.getPGPKeyPair(algorithm, keyPair, creationDate);
}
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(SymmetricKeyAlgorithm encryptionAlgorithm, HashAlgorithm hashAlgorithm, int s2kCount, Passphrase passphrase) throws PGPException {
return FACTORY_IMPLEMENTATION.getPBESecretKeyEncryptor(encryptionAlgorithm, hashAlgorithm, s2kCount, passphrase);
}
}

162
pgpainless-core/src/main/java/org/pgpainless/implementation/JceImplementationFactory.java Normal file
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@ -0,0 +1,162 @@
/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.implementation;
import java.io.IOException;
import java.security.KeyFactory;
import java.security.KeyPair;
import java.security.NoSuchAlgorithmException;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.PKCS8EncodedKeySpec;
import java.security.spec.X509EncodedKeySpec;
import java.util.Date;
import org.bouncycastle.crypto.AsymmetricCipherKeyPair;
import org.bouncycastle.crypto.util.PrivateKeyInfoFactory;
import org.bouncycastle.crypto.util.SubjectPublicKeyInfoFactory;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPKeyPair;
import org.bouncycastle.openpgp.PGPPrivateKey;
import org.bouncycastle.openpgp.PGPPublicKey;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.operator.KeyFingerPrintCalculator;
import org.bouncycastle.openpgp.operator.PBEDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.PBEKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.bouncycastle.openpgp.operator.PGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.PGPContentVerifierBuilderProvider;
import org.bouncycastle.openpgp.operator.PGPDataEncryptorBuilder;
import org.bouncycastle.openpgp.operator.PGPDigestCalculator;
import org.bouncycastle.openpgp.operator.PGPDigestCalculatorProvider;
import org.bouncycastle.openpgp.operator.PublicKeyDataDecryptorFactory;
import org.bouncycastle.openpgp.operator.PublicKeyKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.jcajce.JcaKeyFingerprintCalculator;
import org.bouncycastle.openpgp.operator.jcajce.JcaPGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcaPGPContentVerifierBuilderProvider;
import org.bouncycastle.openpgp.operator.jcajce.JcaPGPDigestCalculatorProviderBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcaPGPKeyPair;
import org.bouncycastle.openpgp.operator.jcajce.JcePBEDataDecryptorFactoryBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcePBEKeyEncryptionMethodGenerator;
import org.bouncycastle.openpgp.operator.jcajce.JcePBESecretKeyDecryptorBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcePBESecretKeyEncryptorBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcePGPDataEncryptorBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcePublicKeyDataDecryptorFactoryBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcePublicKeyKeyEncryptionMethodGenerator;
import org.pgpainless.algorithm.HashAlgorithm;
import org.pgpainless.algorithm.PublicKeyAlgorithm;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.provider.ProviderFactory;
import org.pgpainless.util.Passphrase;
public class JceImplementationFactory extends ImplementationFactory {
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(PGPSecretKey secretKey, Passphrase passphrase)
throws PGPException {
return new JcePBESecretKeyEncryptorBuilder(secretKey.getKeyEncryptionAlgorithm())
.setProvider(ProviderFactory.getProvider())
.build(passphrase.getChars());
}
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(SymmetricKeyAlgorithm symmetricKeyAlgorithm, PGPDigestCalculator digestCalculator, Passphrase passphrase) {
return new JcePBESecretKeyEncryptorBuilder(symmetricKeyAlgorithm.getAlgorithmId(), digestCalculator)
.setProvider(ProviderFactory.getProvider())
.build(passphrase.getChars());
}
public PBESecretKeyDecryptor getPBESecretKeyDecryptor(Passphrase passphrase) throws PGPException {
return new JcePBESecretKeyDecryptorBuilder(getPGPDigestCalculatorProvider())
.setProvider(ProviderFactory.getProvider())
.build(passphrase.getChars());
}
public PGPDigestCalculatorProvider getPGPDigestCalculatorProvider()
throws PGPException {
return new JcaPGPDigestCalculatorProviderBuilder()
.setProvider(ProviderFactory.getProvider())
.build();
}
public PGPContentVerifierBuilderProvider getPGPContentVerifierBuilderProvider() {
return new JcaPGPContentVerifierBuilderProvider()
.setProvider(ProviderFactory.getProvider());
}
public PGPContentSignerBuilder getPGPContentSignerBuilder(int keyAlgorithm, int hashAlgorithm) {
return new JcaPGPContentSignerBuilder(keyAlgorithm, hashAlgorithm)
.setProvider(ProviderFactory.getProvider());
}
public KeyFingerPrintCalculator getKeyFingerprintCalculator() {
return new JcaKeyFingerprintCalculator()
.setProvider(ProviderFactory.getProvider());
}
public PBEDataDecryptorFactory getPBEDataDecryptorFactory(Passphrase passphrase)
throws PGPException {
return new JcePBEDataDecryptorFactoryBuilder(getPGPDigestCalculatorProvider())
.setProvider(ProviderFactory.getProvider())
.build(passphrase.getChars());
}
public PublicKeyDataDecryptorFactory getPublicKeyDataDecryptorFactory(PGPPrivateKey privateKey) {
return new JcePublicKeyDataDecryptorFactoryBuilder()
.setProvider(ProviderFactory.getProvider())
.build(privateKey);
}
public PublicKeyKeyEncryptionMethodGenerator getPublicKeyKeyEncryptionMethodGenerator(PGPPublicKey key) {
return new JcePublicKeyKeyEncryptionMethodGenerator(key)
.setProvider(ProviderFactory.getProvider());
}
public PBEKeyEncryptionMethodGenerator getPBEKeyEncryptionMethodGenerator(Passphrase passphrase) {
return new JcePBEKeyEncryptionMethodGenerator(passphrase.getChars())
.setProvider(ProviderFactory.getProvider());
}
public PGPDataEncryptorBuilder getPGPDataEncryptorBuilder(int symmetricKeyAlgorithm) {
return new JcePGPDataEncryptorBuilder(symmetricKeyAlgorithm)
.setProvider(ProviderFactory.getProvider());
}
public PGPKeyPair getPGPKeyPair(PublicKeyAlgorithm algorithm, KeyPair keyPair, Date creationDate) throws PGPException {
return new JcaPGPKeyPair(algorithm.getAlgorithmId(), keyPair, creationDate);
}
public PGPKeyPair getPGPKeyPair(PublicKeyAlgorithm algorithm, AsymmetricCipherKeyPair keyPair, Date creationDate) throws PGPException, NoSuchAlgorithmException, IOException, InvalidKeySpecException {
return new JcaPGPKeyPair(algorithm.getAlgorithmId(), bcToJceKeyPair(keyPair), creationDate);
}
public PBESecretKeyEncryptor getPBESecretKeyEncryptor(SymmetricKeyAlgorithm encryptionAlgorithm, HashAlgorithm hashAlgorithm, int s2kCount, Passphrase passphrase) throws PGPException {
return new JcePBESecretKeyEncryptorBuilder(
encryptionAlgorithm.getAlgorithmId(),
getPGPDigestCalculator(hashAlgorithm),
s2kCount)
.setProvider(ProviderFactory.getProvider())
.build(passphrase.getChars());
}
private KeyPair bcToJceKeyPair(AsymmetricCipherKeyPair keyPair)
throws NoSuchAlgorithmException, InvalidKeySpecException, IOException {
byte[] pkcs8Encoded = PrivateKeyInfoFactory.createPrivateKeyInfo(keyPair.getPrivate()).getEncoded();
PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(pkcs8Encoded);
byte[] spkiEncoded = SubjectPublicKeyInfoFactory.createSubjectPublicKeyInfo(keyPair.getPublic()).getEncoded();
X509EncodedKeySpec spkiKeySpec = new X509EncodedKeySpec(spkiEncoded);
KeyFactory keyFac = KeyFactory.getInstance("RSA");
return new KeyPair(keyFac.generatePublic(spkiKeySpec), keyFac.generatePrivate(pkcs8KeySpec));
}
}

19
pgpainless-core/src/main/java/org/pgpainless/implementation/package-info.java Normal file
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@ -0,0 +1,19 @@
/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Implementation factory classes to be able to switch out the underlying crypto engine implementation.
*/
package org.pgpainless.implementation;

30
pgpainless-core/src/main/java/org/pgpainless/key/generation/KeyRingBuilder.java
View file

@ -29,7 +29,6 @@ import java.util.List;
import java.util.Set;
import javax.annotation.Nonnull;
import org.bouncycastle.openpgp.PGPEncryptedData;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPKeyPair;
import org.bouncycastle.openpgp.PGPKeyRingGenerator;
@ -44,14 +43,11 @@ import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.bouncycastle.openpgp.operator.PGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.PGPDigestCalculator;
import org.bouncycastle.openpgp.operator.jcajce.JcaPGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcaPGPDigestCalculatorProviderBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcaPGPKeyPair;
import org.bouncycastle.openpgp.operator.jcajce.JcePBESecretKeyDecryptorBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcePBESecretKeyEncryptorBuilder;
import org.pgpainless.algorithm.HashAlgorithm;
import org.pgpainless.algorithm.KeyFlag;
import org.pgpainless.algorithm.SignatureType;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.key.generation.type.KeyType;
import org.pgpainless.key.generation.type.ecc.EllipticCurve;
import org.pgpainless.key.generation.type.rsa.RsaLength;
@ -331,33 +327,28 @@ public class KeyRingBuilder implements KeyRingBuilderInterface {
}
private PGPContentSignerBuilder buildContentSigner(PGPKeyPair certKey) {
return new JcaPGPContentSignerBuilder(
certKey.getPublicKey().getAlgorithm(), HashAlgorithm.SHA512.getAlgorithmId())
.setProvider(ProviderFactory.getProvider());
return ImplementationFactory.getInstance().getPGPContentSignerBuilder(
certKey.getPublicKey().getAlgorithm(),
HashAlgorithm.SHA512.getAlgorithmId());
}
private PBESecretKeyEncryptor buildSecretKeyEncryptor() {
PBESecretKeyEncryptor encryptor = passphrase == null || passphrase.isEmpty() ?
null : // unencrypted key pair, otherwise AES-256 encrypted
new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, digestCalculator)
.setProvider(ProviderFactory.getProvider())
.build(passphrase.getChars());
ImplementationFactory.getInstance().getPBESecretKeyEncryptor(
SymmetricKeyAlgorithm.AES_256, digestCalculator, passphrase);
return encryptor;
}
private PBESecretKeyDecryptor buildSecretKeyDecryptor() throws PGPException {
PBESecretKeyDecryptor decryptor = passphrase == null || passphrase.isEmpty() ?
null :
new JcePBESecretKeyDecryptorBuilder()
.build(passphrase.getChars());
ImplementationFactory.getInstance().getPBESecretKeyDecryptor(passphrase);
return decryptor;
}
private PGPDigestCalculator buildDigestCalculator() throws PGPException {
return new JcaPGPDigestCalculatorProviderBuilder()
.setProvider(ProviderFactory.getProvider())
.build()
.get(HashAlgorithm.SHA1.getAlgorithmId());
return ImplementationFactory.getInstance().getPGPDigestCalculator(HashAlgorithm.SHA1);
}
}
}
@ -373,8 +364,7 @@ public class KeyRingBuilder implements KeyRingBuilderInterface {
KeyPair keyPair = certKeyGenerator.generateKeyPair();
// Form PGP key pair
PGPKeyPair pgpKeyPair = new JcaPGPKeyPair(type.getAlgorithm().getAlgorithmId(),
keyPair, new Date());
PGPKeyPair pgpKeyPair = ImplementationFactory.getInstance().getPGPKeyPair(type.getAlgorithm(), keyPair, new Date());
return pgpKeyPair;
}

26
pgpainless-core/src/main/java/org/pgpainless/key/modification/secretkeyring/SecretKeyRingEditor.java
View file

@ -45,12 +45,10 @@ import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.bouncycastle.openpgp.operator.PGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.PGPDigestCalculator;
import org.bouncycastle.openpgp.operator.bc.BcPBESecretKeyEncryptorBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPGPContentSignerBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPGPDigestCalculatorProvider;
import org.pgpainless.algorithm.HashAlgorithm;
import org.pgpainless.algorithm.SignatureType;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import org.pgpainless.key.generation.KeyRingBuilder;
import org.pgpainless.key.generation.KeySpec;
@ -202,10 +200,13 @@ public class SecretKeyRingEditor implements SecretKeyRingEditorInterface {
PBESecretKeyDecryptor ringDecryptor = keyRingProtector.getDecryptor(primaryKey.getKeyID());
PBESecretKeyEncryptor subKeyEncryptor = subKeyProtector.getEncryptor(secretSubKey.getKeyID());
PGPDigestCalculator digestCalculator = new BcPGPDigestCalculatorProvider()
.get(defaultDigestHashAlgorithm.getAlgorithmId());
PGPContentSignerBuilder contentSignerBuilder = new BcPGPContentSignerBuilder(
primaryKey.getAlgorithm(), HashAlgorithm.SHA256.getAlgorithmId());
PGPDigestCalculator digestCalculator =
ImplementationFactory.getInstance().getPGPDigestCalculator(defaultDigestHashAlgorithm);
PGPContentSignerBuilder contentSignerBuilder = ImplementationFactory.getInstance()
.getPGPContentSignerBuilder(
primaryKey.getAlgorithm(),
HashAlgorithm.SHA256.getAlgorithmId() // TODO: Why SHA256?
);
PGPPrivateKey privateSubKey = unlockSecretKey(secretSubKey, subKeyProtector);
PGPKeyPair subKeyPair = new PGPKeyPair(secretSubKey.getPublicKey(), privateSubKey);
@ -222,12 +223,11 @@ public class SecretKeyRingEditor implements SecretKeyRingEditorInterface {
private PGPSecretKey generateSubKey(@Nonnull KeySpec keySpec,
@Nonnull Passphrase subKeyPassphrase)
throws PGPException, InvalidAlgorithmParameterException, NoSuchAlgorithmException {
PGPDigestCalculator checksumCalculator = new BcPGPDigestCalculatorProvider()
.get(defaultDigestHashAlgorithm.getAlgorithmId());
PGPDigestCalculator checksumCalculator = ImplementationFactory.getInstance()
.getPGPDigestCalculator(defaultDigestHashAlgorithm);
PBESecretKeyEncryptor subKeyEncryptor = subKeyPassphrase.isEmpty() ? null :
new BcPBESecretKeyEncryptorBuilder(SymmetricKeyAlgorithm.AES_256.getAlgorithmId())
.build(subKeyPassphrase.getChars());
ImplementationFactory.getInstance().getPBESecretKeyEncryptor(SymmetricKeyAlgorithm.AES_256, subKeyPassphrase);
PGPKeyPair keyPair = KeyRingBuilder.generateKeyPair(keySpec);
PGPSecretKey secretKey = new PGPSecretKey(keyPair.getPrivateKey(), keyPair.getPublicKey(),
@ -530,8 +530,8 @@ public class SecretKeyRingEditor implements SecretKeyRingEditorInterface {
// TODO: Move to utility class
private PGPSecretKey lockPrivateKey(PGPPrivateKey privateKey, PGPPublicKey publicKey, SecretKeyRingProtector protector) throws PGPException {
PGPDigestCalculator checksumCalculator = new BcPGPDigestCalculatorProvider()
.get(defaultDigestHashAlgorithm.getAlgorithmId());
PGPDigestCalculator checksumCalculator = ImplementationFactory.getInstance()
.getPGPDigestCalculator(defaultDigestHashAlgorithm);
PBESecretKeyEncryptor encryptor = protector.getEncryptor(publicKey.getKeyID());
PGPSecretKey secretKey = new PGPSecretKey(privateKey, publicKey, checksumCalculator, publicKey.isMasterKey(), encryptor);
return secretKey;

10
pgpainless-core/src/main/java/org/pgpainless/key/parsing/KeyRingReader.java
View file

@ -27,7 +27,7 @@ import org.bouncycastle.openpgp.PGPPublicKeyRingCollection;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.bouncycastle.openpgp.PGPSecretKeyRingCollection;
import org.bouncycastle.openpgp.PGPUtil;
import org.bouncycastle.openpgp.operator.bc.BcKeyFingerprintCalculator;
import org.pgpainless.implementation.ImplementationFactory;
public class KeyRingReader {
@ -90,27 +90,27 @@ public class KeyRingReader {
public static PGPPublicKeyRing readPublicKeyRing(@Nonnull InputStream inputStream) throws IOException {
return new PGPPublicKeyRing(
PGPUtil.getDecoderStream(inputStream),
new BcKeyFingerprintCalculator());
ImplementationFactory.getInstance().getKeyFingerprintCalculator());
}
public static PGPPublicKeyRingCollection readPublicKeyRingCollection(@Nonnull InputStream inputStream)
throws IOException, PGPException {
return new PGPPublicKeyRingCollection(
PGPUtil.getDecoderStream(inputStream),
new BcKeyFingerprintCalculator());
ImplementationFactory.getInstance().getKeyFingerprintCalculator());
}
public static PGPSecretKeyRing readSecretKeyRing(@Nonnull InputStream inputStream) throws IOException, PGPException {
return new PGPSecretKeyRing(
PGPUtil.getDecoderStream(inputStream),
new BcKeyFingerprintCalculator());
ImplementationFactory.getInstance().getKeyFingerprintCalculator());
}
public static PGPSecretKeyRingCollection readSecretKeyRingCollection(@Nonnull InputStream inputStream)
throws IOException, PGPException {
return new PGPSecretKeyRingCollection(
PGPUtil.getDecoderStream(inputStream),
new BcKeyFingerprintCalculator());
ImplementationFactory.getInstance().getKeyFingerprintCalculator());
}
private static void validateStreamsNotBothNull(InputStream publicIn, InputStream secretIn) {

67
pgpainless-core/src/main/java/org/pgpainless/key/protection/CallbackBasedKeyringProtector.java Normal file
View file

@ -0,0 +1,67 @@
/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.key.protection;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.util.Passphrase;
public class CallbackBasedKeyringProtector implements SecretKeyRingProtector2 {
private final Map<Long, Passphrase> passphraseCache = new ConcurrentHashMap<>();
private final Callback callback;
public CallbackBasedKeyringProtector(Callback callback) {
if (callback == null) {
throw new NullPointerException("Callback MUST NOT be null.");
}
this.callback = callback;
}
@Override
public PBESecretKeyDecryptor getDecryptor(PGPSecretKey key) throws PGPException {
Passphrase passphrase = lookupPassphraseInCache(key);
if (passphrase != null) {
passphrase = callback.getPassphraseFor(key);
passphraseCache.put(key.getKeyID(), passphrase);
}
return ImplementationFactory.getInstance().getPBESecretKeyDecryptor(passphrase);
}
@Override
public PBESecretKeyEncryptor getEncryptor(PGPSecretKey key) throws PGPException {
Passphrase passphrase = lookupPassphraseInCache(key);
if (passphrase != null) {
passphrase = callback.getPassphraseFor(key);
passphraseCache.put(key.getKeyID(), passphrase);
}
return ImplementationFactory.getInstance().getPBESecretKeyEncryptor(key, passphrase);
}
private Passphrase lookupPassphraseInCache(PGPSecretKey key) {
return passphraseCache.get(key.getKeyID());
}
public interface Callback {
Passphrase getPassphraseFor(PGPSecretKey secretKey);
}
}

8
pgpainless-core/src/main/java/org/pgpainless/key/protection/PassphraseMapKeyRingProtector.java
View file

@ -15,10 +15,10 @@
*/
package org.pgpainless.key.protection;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.util.HashMap;
import java.util.Map;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
@ -69,7 +69,7 @@ public class PassphraseMapKeyRingProtector implements SecretKeyRingProtector, Se
@Override
@Nullable
public Passphrase getPassphraseFor(@Nonnull Long keyId) {
public Passphrase getPassphraseFor(Long keyId) {
Passphrase passphrase = cache.get(keyId);
if (passphrase == null || !passphrase.isValid()) {
passphrase = provider.getPassphraseFor(keyId);
@ -82,7 +82,7 @@ public class PassphraseMapKeyRingProtector implements SecretKeyRingProtector, Se
@Override
@Nullable
public PBESecretKeyDecryptor getDecryptor(@Nonnull Long keyId) {
public PBESecretKeyDecryptor getDecryptor(@Nonnull Long keyId) throws PGPException {
return protector.getDecryptor(keyId);
}

22
pgpainless-core/src/main/java/org/pgpainless/key/protection/PasswordBasedSecretKeyRingProtector.java
View file

@ -23,10 +23,7 @@ import org.bouncycastle.openpgp.PGPKeyRing;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.bouncycastle.openpgp.operator.PGPDigestCalculatorProvider;
import org.bouncycastle.openpgp.operator.bc.BcPBESecretKeyDecryptorBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPBESecretKeyEncryptorBuilder;
import org.bouncycastle.openpgp.operator.bc.BcPGPDigestCalculatorProvider;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.key.protection.passphrase_provider.SecretKeyPassphraseProvider;
import org.pgpainless.util.Passphrase;
@ -36,8 +33,6 @@ import org.pgpainless.util.Passphrase;
*/
public class PasswordBasedSecretKeyRingProtector implements SecretKeyRingProtector {
private static final PGPDigestCalculatorProvider calculatorProvider = new BcPGPDigestCalculatorProvider();
protected final KeyRingProtectionSettings protectionSettings;
protected final SecretKeyPassphraseProvider passphraseProvider;
@ -86,11 +81,10 @@ public class PasswordBasedSecretKeyRingProtector implements SecretKeyRingProtect
@Override
@Nullable
public PBESecretKeyDecryptor getDecryptor(Long keyId) {
public PBESecretKeyDecryptor getDecryptor(Long keyId) throws PGPException {
Passphrase passphrase = passphraseProvider.getPassphraseFor(keyId);
return passphrase == null ? null :
new BcPBESecretKeyDecryptorBuilder(calculatorProvider)
.build(passphrase.getChars());
ImplementationFactory.getInstance().getPBESecretKeyDecryptor(passphrase);
}
@Override
@ -98,10 +92,10 @@ public class PasswordBasedSecretKeyRingProtector implements SecretKeyRingProtect
public PBESecretKeyEncryptor getEncryptor(Long keyId) throws PGPException {
Passphrase passphrase = passphraseProvider.getPassphraseFor(keyId);
return passphrase == null ? null :
new BcPBESecretKeyEncryptorBuilder(
protectionSettings.getEncryptionAlgorithm().getAlgorithmId(),
calculatorProvider.get(protectionSettings.getHashAlgorithm().getAlgorithmId()),
protectionSettings.getS2kCount())
.build(passphrase.getChars());
ImplementationFactory.getInstance().getPBESecretKeyEncryptor(
protectionSettings.getEncryptionAlgorithm(),
protectionSettings.getHashAlgorithm(),
protectionSettings.getS2kCount(),
passphrase);
}
}

7
pgpainless-core/src/main/java/org/pgpainless/key/protection/SecretKeyRingProtector.java
View file

@ -25,6 +25,11 @@ import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
import org.pgpainless.util.Passphrase;
/**
* Interface that is used to provide secret key ring encryptors and decryptors.
*
* @deprecated use {@link SecretKeyRingProtector2} instead.
*/
public interface SecretKeyRingProtector {
/**
@ -34,7 +39,7 @@ public interface SecretKeyRingProtector {
* @param keyId id of the key
* @return decryptor for the key
*/
@Nullable PBESecretKeyDecryptor getDecryptor(Long keyId);
@Nullable PBESecretKeyDecryptor getDecryptor(Long keyId) throws PGPException;
/**
* Return an encryptor for the key of id {@code keyId}.

28
pgpainless-core/src/main/java/org/pgpainless/key/protection/SecretKeyRingProtector2.java Normal file
View file

@ -0,0 +1,28 @@
/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.key.protection;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
public interface SecretKeyRingProtector2 {
PBESecretKeyDecryptor getDecryptor(PGPSecretKey key) throws PGPException;
PBESecretKeyEncryptor getEncryptor(PGPSecretKey key) throws PGPException;
}

34
pgpainless-core/src/main/java/org/pgpainless/key/protection/SecretKeyRingProtectorAdapter.java Normal file
View file

@ -0,0 +1,34 @@
/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.key.protection;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.operator.PBESecretKeyDecryptor;
import org.bouncycastle.openpgp.operator.PBESecretKeyEncryptor;
public interface SecretKeyRingProtectorAdapter extends SecretKeyRingProtector, SecretKeyRingProtector2 {
@Override
default PBESecretKeyDecryptor getDecryptor(PGPSecretKey key) throws PGPException {
return getDecryptor(key.getKeyID());
}
@Override
default PBESecretKeyEncryptor getEncryptor(PGPSecretKey key) throws PGPException {
return getEncryptor(key.getKeyID());
}
}

6
pgpainless-core/src/main/java/org/pgpainless/key/protection/passphrase_provider/SecretKeyPassphraseProvider.java
View file

@ -17,6 +17,7 @@ package org.pgpainless.key.protection.passphrase_provider;
import javax.annotation.Nullable;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.pgpainless.util.Passphrase;
/**
@ -24,12 +25,15 @@ import org.pgpainless.util.Passphrase;
*/
public interface SecretKeyPassphraseProvider {
@Nullable default Passphrase getPassphraseFor(PGPSecretKey secretKey) {
return getPassphraseFor(secretKey.getKeyID());
}
/**
* Return a passphrase for the given key. If no record has been found, return null.
* Note: In case of an unprotected secret key, this method must may not return null, but a {@link Passphrase} with
* a content of null.
*
* @param keyId id of the key
* @param keyId if of the secret key
* @return passphrase or null, if no passphrase record has been found.
*/
@Nullable Passphrase getPassphraseFor(Long keyId);

10
pgpainless-core/src/main/java/org/pgpainless/util/BCUtil.java
View file

@ -15,7 +15,6 @@
*/
package org.pgpainless.util;
import javax.annotation.Nonnull;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
@ -26,6 +25,7 @@ import java.util.Iterator;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.annotation.Nonnull;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPKeyRing;
@ -38,13 +38,14 @@ import org.bouncycastle.openpgp.PGPSecretKeyRingCollection;
import org.bouncycastle.openpgp.PGPSignature;
import org.bouncycastle.openpgp.PGPSignatureSubpacketVector;
import org.bouncycastle.openpgp.PGPUtil;
import org.bouncycastle.openpgp.operator.bc.BcKeyFingerprintCalculator;
import org.bouncycastle.openpgp.operator.KeyFingerPrintCalculator;
import org.bouncycastle.util.io.Streams;
import org.pgpainless.algorithm.KeyFlag;
import org.pgpainless.implementation.ImplementationFactory;
import org.pgpainless.key.selection.key.PublicKeySelectionStrategy;
import org.pgpainless.key.selection.key.util.And;
import org.pgpainless.key.selection.key.impl.NoRevocation;
import org.pgpainless.key.selection.key.impl.SignedByMasterKey;
import org.pgpainless.key.selection.key.util.And;
public class BCUtil {
@ -72,8 +73,9 @@ public class BCUtil {
publicKey.encode(buffer, false);
}
}
KeyFingerPrintCalculator fingerprintCalculator = ImplementationFactory.getInstance().getKeyFingerprintCalculator();
return new PGPPublicKeyRing(buffer.toByteArray(), new BcKeyFingerprintCalculator());
return new PGPPublicKeyRing(buffer.toByteArray(), fingerprintCalculator);
}
/*

2
pgpainless-core/src/test/java/org/pgpainless/key/protection/PassphraseProtectedKeyTest.java
View file

@ -37,7 +37,7 @@ public class PassphraseProtectedKeyTest {
@Nullable
@Override
public Passphrase getPassphraseFor(Long keyId) {
if (keyId == TestKeys.CRYPTIE_KEY_ID) {
if (keyId.equals(TestKeys.CRYPTIE_KEY_ID)) {
return new Passphrase(TestKeys.CRYPTIE_PASSWORD.toCharArray());
} else {
return null;

67
pgpainless-core/src/test/java/org/pgpainless/symmetric_encryption/LegacySymmetricEncryptionTest.java Normal file
View file

@ -0,0 +1,67 @@
/*
* Copyright 2018 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.symmetric_encryption;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.bouncycastle.bcpg.ArmoredOutputStream;
import org.bouncycastle.openpgp.PGPException;
import org.junit.jupiter.api.Test;
import org.pgpainless.PGPainless;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.util.Passphrase;
public class LegacySymmetricEncryptionTest {
private static final Logger LOGGER = Logger.getLogger(LegacySymmetricEncryptionTest.class.getName());
private static final String message =
"I grew up with the understanding that the world " +
"I lived in was one where people enjoyed a sort of freedom " +
"to communicate with each other in privacy, without it " +
"being monitored, without it being measured or analyzed " +
"or sort of judged by these shadowy figures or systems, " +
"any time they mention anything that travels across " +
"public lines.\n" +
"\n" +
"- Edward Snowden -";
@SuppressWarnings("deprecation")
@Test
public void testSymmetricEncryptionDecryption() throws IOException, PGPException {
byte[] plain = message.getBytes();
String password = "choose_a_better_password_please";
Passphrase passphrase = new Passphrase(password.toCharArray());
byte[] enc = PGPainless.encryptWithPassword(plain, passphrase, SymmetricKeyAlgorithm.AES_128);
ByteArrayOutputStream out = new ByteArrayOutputStream();
ArmoredOutputStream armor = new ArmoredOutputStream(out);
armor.write(enc);
armor.flush();
armor.close();
// Print cipher text for validation with GnuPG.
LOGGER.log(Level.INFO, String.format("Use ciphertext below for manual validation with GnuPG " +
"(passphrase = '%s').\n\n%s", password, new String(out.toByteArray())));
byte[] plain2 = PGPainless.decryptWithPassword(enc, passphrase);
assertArrayEquals(plain, plain2);
}
}

65
pgpainless-core/src/test/java/org/pgpainless/symmetric_encryption/MultiPassphraseSymmetricEncryptionTest.java Normal file
View file

@ -0,0 +1,65 @@
/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.symmetric_encryption;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.util.io.Streams;
import org.junit.jupiter.api.Test;
import org.pgpainless.PGPainless;
import org.pgpainless.decryption_verification.DecryptionStream;
import org.pgpainless.encryption_signing.EncryptionStream;
import org.pgpainless.util.Passphrase;
public class MultiPassphraseSymmetricEncryptionTest {
@Test
public void test() throws IOException, PGPException {
String message = "Here we test if during decryption of a message that was encrypted with two passphrases, " +
"the decryptor finds the session key encrypted for the right passphrase.";
ByteArrayInputStream plaintextIn = new ByteArrayInputStream(message.getBytes(StandardCharsets.UTF_8));
ByteArrayOutputStream ciphertextOut = new ByteArrayOutputStream();
EncryptionStream encryptor = PGPainless.encryptAndOrSign()
.onOutputStream(ciphertextOut)
.forPassphrases(Passphrase.fromPassword("p1"), Passphrase.fromPassword("p2"))
.usingSecureAlgorithms()
.doNotSign()
.noArmor();
Streams.pipeAll(plaintextIn, encryptor);
encryptor.close();
byte[] ciphertext = ciphertextOut.toByteArray();
// decrypting the p1 package with p2 first will not work. Test if it is handled correctly.
for (Passphrase passphrase : new Passphrase[] {Passphrase.fromPassword("p2"), Passphrase.fromPassword("p1")}) {
DecryptionStream decryptor = PGPainless.decryptAndOrVerify().onInputStream(new ByteArrayInputStream(ciphertext))
.decryptWith(passphrase)
.doNotVerify()
.build();
ByteArrayOutputStream plaintextOut = new ByteArrayOutputStream();
Streams.pipeAll(decryptor, plaintextOut);
decryptor.close();
}
}
}

98
pgpainless-core/src/test/java/org/pgpainless/symmetric_encryption/SymmetricEncryptionTest.java
View file

@ -1,5 +1,5 @@
/*
* Copyright 2018 Paul Schaub.
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -17,50 +17,82 @@ package org.pgpainless.symmetric_encryption;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.nio.charset.StandardCharsets;
import org.bouncycastle.bcpg.ArmoredOutputStream;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPPublicKeyRing;
import org.bouncycastle.openpgp.PGPSecretKeyRingCollection;
import org.bouncycastle.util.io.Streams;
import org.junit.jupiter.api.Test;
import org.pgpainless.PGPainless;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.decryption_verification.DecryptionStream;
import org.pgpainless.encryption_signing.EncryptionStream;
import org.pgpainless.key.TestKeys;
import org.pgpainless.key.protection.KeyRingProtectionSettings;
import org.pgpainless.key.protection.PasswordBasedSecretKeyRingProtector;
import org.pgpainless.key.protection.SecretKeyRingProtector;
import org.pgpainless.key.protection.passphrase_provider.SolitaryPassphraseProvider;
import org.pgpainless.util.Passphrase;
/**
* Test parallel symmetric and public key encryption/decryption.
*/
public class SymmetricEncryptionTest {
private static final Logger LOGGER = Logger.getLogger(SymmetricEncryptionTest.class.getName());
private static final String message =
"I grew up with the understanding that the world " +
"I lived in was one where people enjoyed a sort of freedom " +
"to communicate with each other in privacy, without it " +
"being monitored, without it being measured or analyzed " +
"or sort of judged by these shadowy figures or systems, " +
"any time they mention anything that travels across " +
"public lines.\n" +
"\n" +
"- Edward Snowden -";
@Test
public void testSymmetricEncryptionDecryption() throws IOException, PGPException {
byte[] plain = message.getBytes();
String password = "choose_a_better_password_please";
Passphrase passphrase = new Passphrase(password.toCharArray());
byte[] enc = PGPainless.encryptWithPassword(plain, passphrase, SymmetricKeyAlgorithm.AES_128);
ByteArrayOutputStream out = new ByteArrayOutputStream();
ArmoredOutputStream armor = new ArmoredOutputStream(out);
armor.write(enc);
armor.flush();
armor.close();
public void test() throws IOException, PGPException {
byte[] plaintext = "This is a secret message".getBytes(StandardCharsets.UTF_8);
ByteArrayInputStream plaintextIn = new ByteArrayInputStream(plaintext);
PGPPublicKeyRing encryptionKey = TestKeys.getCryptiePublicKeyRing();
Passphrase encryptionPassphrase = Passphrase.fromPassword("greenBeans");
// Print cipher text for validation with GnuPG.
LOGGER.log(Level.INFO, String.format("Use ciphertext below for manual validation with GnuPG " +
"(passphrase = '%s').\n\n%s", password, new String(out.toByteArray())));
ByteArrayOutputStream ciphertextOut = new ByteArrayOutputStream();
EncryptionStream encryptor = PGPainless.encryptAndOrSign().onOutputStream(ciphertextOut)
.forPassphrases(encryptionPassphrase)
.and()
.toRecipients(encryptionKey)
.usingSecureAlgorithms()
.doNotSign()
.noArmor();
byte[] plain2 = PGPainless.decryptWithPassword(enc, passphrase);
assertArrayEquals(plain, plain2);
Streams.pipeAll(plaintextIn, encryptor);
encryptor.close();
byte[] ciphertext = ciphertextOut.toByteArray();
// Test symmetric decryption
DecryptionStream decryptor = PGPainless.decryptAndOrVerify()
.onInputStream(new ByteArrayInputStream(ciphertext))
.decryptWith(encryptionPassphrase)
.doNotVerify()
.build();
ByteArrayOutputStream decrypted = new ByteArrayOutputStream();
Streams.pipeAll(decryptor, decrypted);
decryptor.close();
assertArrayEquals(plaintext, decrypted.toByteArray());
// Test public key decryption
PGPSecretKeyRingCollection decryptionKeys = TestKeys.getCryptieSecretKeyRingCollection();
SecretKeyRingProtector protector = new PasswordBasedSecretKeyRingProtector(
KeyRingProtectionSettings.secureDefaultSettings(),
new SolitaryPassphraseProvider(Passphrase.fromPassword(TestKeys.CRYPTIE_PASSWORD)));
decryptor = PGPainless.decryptAndOrVerify()
.onInputStream(new ByteArrayInputStream(ciphertext))
.decryptWith(protector, decryptionKeys)
.doNotVerify()
.build();
decrypted = new ByteArrayOutputStream();
Streams.pipeAll(decryptor, decrypted);
decryptor.close();
assertArrayEquals(plaintext, decrypted.toByteArray());
}
}

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plugins {
id 'application'
}
dependencies {
implementation(project(":pgpainless-core"))
implementation 'info.picocli:picocli:4.5.2'
testImplementation "org.junit.jupiter:junit-jupiter-api:$junitVersion"
testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:$junitVersion"
/*
implementation "org.bouncycastle:bcprov-debug-jdk15on:$bouncyCastleVersion"
/*/
implementation "org.bouncycastle:bcprov-jdk15on:$bouncyCastleVersion"
//*/
implementation "org.bouncycastle:bcpg-jdk15on:$bouncyCastleVersion"
// https://mvnrepository.com/artifact/com.google.code.findbugs/jsr305
implementation group: 'com.google.code.findbugs', name: 'jsr305', version: '3.0.2'
}
mainClassName = 'org.pgpainless.sop.PGPainlessCLI'
jar {
manifest {
attributes 'Main-Class': "$mainClassName"
}
from {
configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
} {
exclude "META-INF/*.SF"
exclude "META-INF/*.DSA"
exclude "META-INF/*.RSA"
}
}

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pgpainless-sop/src/main/java/org/pgpainless/sop/PGPainlessCLI.java Normal file
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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop;
import org.pgpainless.sop.commands.Armor;
import org.pgpainless.sop.commands.Dearmor;
import org.pgpainless.sop.commands.Decrypt;
import org.pgpainless.sop.commands.Encrypt;
import org.pgpainless.sop.commands.ExtractCert;
import org.pgpainless.sop.commands.GenerateKey;
import org.pgpainless.sop.commands.Sign;
import org.pgpainless.sop.commands.Verify;
import org.pgpainless.sop.commands.Version;
import picocli.CommandLine;
@CommandLine.Command(
subcommands = {
Armor.class,
Dearmor.class,
Decrypt.class,
Encrypt.class,
ExtractCert.class,
GenerateKey.class,
Sign.class,
Verify.class,
Version.class
}
)
public class PGPainlessCLI implements Runnable {
public static void main(String[] args) {
CommandLine.run(new PGPainlessCLI(), args);
}
@Override
public void run() {
}
}

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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop;
import java.io.IOException;
import org.pgpainless.util.ArmorUtils;
public class Print {
public static String toString(byte[] bytes, boolean armor) throws IOException {
if (armor) {
return ArmorUtils.toAsciiArmoredString(bytes);
} else {
return new String(bytes, "UTF-8");
}
}
public static void print_ln(String msg) {
// CHECKSTYLE:OFF
System.out.println(msg);
// CHECKSTYLE:ON
}
public static void err_ln(String msg) {
// CHECKSTYLE:OFF
System.err.println(msg);
// CHECKSTYLE:ON
}
}

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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop;
import static org.pgpainless.sop.Print.err_ln;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.pgpainless.PGPainless;
public class SopKeyUtil {
public static List<PGPSecretKeyRing> loadKeysFromFiles(File... files) throws IOException, PGPException {
List<PGPSecretKeyRing> secretKeyRings = new ArrayList<>();
for (File file : files) {
try (FileInputStream in = new FileInputStream(file)) {
secretKeyRings.add(PGPainless.readKeyRing().secretKeyRing(in));
} catch (PGPException | IOException e) {
err_ln("Could not load secret key " + file.getName() + ": " + e.getMessage());
throw e;
}
}
return secretKeyRings;
}
}

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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import org.bouncycastle.bcpg.ArmoredOutputStream;
import org.bouncycastle.util.io.Streams;
import picocli.CommandLine;
import java.io.IOException;
import java.io.PushbackInputStream;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import static org.pgpainless.sop.Print.err_ln;
@CommandLine.Command(name = "armor",
description = "Add ASCII Armor to standard input")
public class Armor implements Runnable {
private static final byte[] BEGIN_ARMOR = "-----BEGIN PGP".getBytes(StandardCharsets.UTF_8);
private enum Label {
auto,
sig,
key,
cert,
message
}
@CommandLine.Option(names = {"--label"}, description = "Label to be used in the header and tail of the armoring.", paramLabel = "{auto|sig|key|cert|message}")
Label label;
@CommandLine.Option(names = {"--allow-nested"}, description = "Allow additional armoring of already armored input")
boolean allowNested = false;
@Override
public void run() {
try (PushbackInputStream pbIn = new PushbackInputStream(System.in); ArmoredOutputStream armoredOutputStream = new ArmoredOutputStream(System.out)) {
byte[] start = new byte[14];
int read = pbIn.read(start);
pbIn.unread(read);
if (Arrays.equals(BEGIN_ARMOR, start) && !allowNested) {
Streams.pipeAll(pbIn, System.out);
} else {
Streams.pipeAll(pbIn, armoredOutputStream);
}
} catch (IOException e) {
err_ln("Input data cannot be ASCII armored.");
err_ln(e.getMessage());
System.exit(1);
}
}
}

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pgpainless-sop/src/main/java/org/pgpainless/sop/commands/Dearmor.java Normal file
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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import org.bouncycastle.bcpg.ArmoredInputStream;
import org.bouncycastle.util.io.Streams;
import picocli.CommandLine;
import java.io.IOException;
import static org.pgpainless.sop.Print.err_ln;
@CommandLine.Command(name = "dearmor",
description = "Remove ASCII Armor from standard input")
public class Dearmor implements Runnable {
@Override
public void run() {
try (ArmoredInputStream in = new ArmoredInputStream(System.in, true)) {
Streams.pipeAll(in, System.out);
} catch (IOException e) {
err_ln("Data cannot be dearmored.");
err_ln(e.getMessage());
System.exit(1);
}
}
}

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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.bouncycastle.openpgp.PGPSecretKeyRingCollection;
import org.pgpainless.PGPainless;
import picocli.CommandLine;
import java.io.File;
import java.io.IOException;
import java.util.List;
import static org.pgpainless.sop.Print.err_ln;
import static org.pgpainless.sop.SopKeyUtil.loadKeysFromFiles;
@CommandLine.Command(name = "decrypt",
description = "Decrypt a message from standard input")
public class Decrypt implements Runnable {
@CommandLine.Option(
names = {"--session-key-out"},
description = "Can be used to learn the session key on successful decryption",
paramLabel = "SESSIONKEY")
File sessionKeyOut;
@CommandLine.Option(
names = {"--with-session-key"},
description = "Enables decryption of the \"CIPHERTEXT\" using the session key directly against the \"SEIPD\" packet",
paramLabel = "SESSIONKEY")
File[] withSessionKey;
@CommandLine.Option(
names = {"--with-password"},
description = "Enables decryption based on any \"SKESK\" packets in the \"CIPHERTEXT\"",
paramLabel = "PASSWORD")
String[] withPassword;
@CommandLine.Option(names = {"--verify-out"},
description = "Produces signature verification status to the designated file",
paramLabel = "VERIFICATIONS")
File verifyOut;
@CommandLine.Option(names = {"--verify-with"},
description = "Certificates whose signatures would be acceptable for signatures over this message",
paramLabel = "CERT")
File[] certs;
@CommandLine.Option(names = {"--not-before"},
description = "ISO-8601 formatted UTC date (eg. '2020-11-23T16:35Z)\n" +
"Reject signatures with a creation date not in range.\n" +
"Defaults to beginning of time (\"-\").",
paramLabel = "DATE")
String notBefore = "-";
@CommandLine.Option(names = {"--not-after"},
description = "ISO-8601 formatted UTC date (eg. '2020-11-23T16:35Z)\n" +
"Reject signatures with a creation date not in range.\n" +
"Defaults to current system time (\"now\").\n" +
"Accepts special value \"-\" for end of time.",
paramLabel = "DATE")
String notAfter = "now";
@CommandLine.Parameters(index = "0..*",
description = "Secret keys to attempt decryption with",
paramLabel = "KEY")
File[] keys;
@Override
public void run() {
if (verifyOut == null ^ certs == null) {
err_ln("To enable signature verification, both --verify-out and at least one --verify-with argument must be supplied.");
System.exit(23);
}
if (sessionKeyOut != null || withSessionKey != null) {
err_ln("session key in and out are not yet supported.");
System.exit(1);
}
PGPSecretKeyRingCollection secretKeys;
try {
List<PGPSecretKeyRing> secretKeyRings = loadKeysFromFiles(keys);
secretKeys = new PGPSecretKeyRingCollection(secretKeyRings);
} catch (PGPException | IOException e) {
err_ln(e.getMessage());
System.exit(1);
return;
}
PGPainless.decryptAndOrVerify()
.onInputStream(System.in)
.decryptWith(secretKeys);
}
}

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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import static org.pgpainless.sop.Print.err_ln;
import static org.pgpainless.sop.Print.print_ln;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPPublicKeyRing;
import org.bouncycastle.openpgp.PGPSecretKey;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.bouncycastle.openpgp.PGPSignature;
import org.bouncycastle.util.io.Streams;
import org.pgpainless.PGPainless;
import org.pgpainless.algorithm.KeyFlag;
import org.pgpainless.algorithm.SymmetricKeyAlgorithm;
import org.pgpainless.encryption_signing.EncryptionBuilderInterface;
import org.pgpainless.encryption_signing.EncryptionStream;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import org.pgpainless.key.protection.KeyRingProtectionSettings;
import org.pgpainless.key.protection.PassphraseMapKeyRingProtector;
import org.pgpainless.util.Passphrase;
import picocli.CommandLine;
@CommandLine.Command(name = "encrypt",
description = "Encrypt a message from standard input")
public class Encrypt implements Runnable {
public enum Type {
binary,
text,
mime
}
@CommandLine.Option(names = "--no-armor",
description = "ASCII armor the output",
negatable = true)
boolean armor = true;
@CommandLine.Option(names = {"--as"},
description = "Type of the input data. Defaults to 'binary'",
paramLabel = "{binary|text|mime}")
Type type;
@CommandLine.Option(names = "--with-password",
description = "Encrypt the message with a password",
paramLabel = "PASSWORD")
String[] withPassword = new String[0];
@CommandLine.Option(names = "--sign-with",
description = "Sign the output with a private key",
paramLabel = "KEY")
File[] signWith = new File[0];
@CommandLine.Parameters(description = "Certificates the message gets encrypted to",
index = "0..*",
paramLabel = "CERTS")
File[] certs = new File[0];
@Override
public void run() {
if (certs.length == 0 && withPassword.length == 0) {
err_ln("Please either provide --with-password or at least one CERT");
System.exit(19);
}
PGPPublicKeyRing[] publicKeys = new PGPPublicKeyRing[certs.length];
for (int i = 0 ; i < certs.length; i++) {
try (InputStream fileIn = new FileInputStream(certs[i])) {
PGPPublicKeyRing publicKey = PGPainless.readKeyRing().publicKeyRing(fileIn);
publicKeys[i] = publicKey;
} catch (IOException e) {
err_ln("Cannot read certificate " + certs[i].getName());
err_ln(e.getMessage());
System.exit(1);
}
}
PGPSecretKeyRing[] secretKeys = new PGPSecretKeyRing[signWith.length];
for (int i = 0; i < signWith.length; i++) {
try (FileInputStream fileIn = new FileInputStream(signWith[i])) {
PGPSecretKeyRing secretKey = PGPainless.readKeyRing().secretKeyRing(fileIn);
secretKeys[i] = secretKey;
} catch (IOException | PGPException e) {
err_ln("Cannot read secret key from file " + signWith[i].getName());
err_ln(e.getMessage());
System.exit(1);
}
}
Passphrase[] passphraseArray = new Passphrase[withPassword.length];
for (int i = 0; i < withPassword.length; i++) {
String password = withPassword[i];
passphraseArray[i] = Passphrase.fromPassword(password);
}
Map<Long, Passphrase> passphraseMap = new HashMap<>();
Scanner scanner = null;
for (PGPSecretKeyRing ring : secretKeys) {
for (PGPSecretKey key : ring) {
// Skip non-signing keys
PGPSignature signature = (PGPSignature) key.getPublicKey().getSignatures().next();
int flags = signature.getHashedSubPackets().getKeyFlags();
if (!key.isSigningKey() || !KeyFlag.hasKeyFlag(flags, KeyFlag.SIGN_DATA)) {
// Key cannot sign
continue;
}
if (key.getKeyEncryptionAlgorithm() == SymmetricKeyAlgorithm.NULL.getAlgorithmId()) {
passphraseMap.put(key.getKeyID(), Passphrase.emptyPassphrase());
} else {
print_ln("Please provide the passphrase for key " + new OpenPgpV4Fingerprint(key));
if (scanner == null) {
scanner = new Scanner(System.in);
}
String password = scanner.nextLine();
Passphrase passphrase = Passphrase.fromPassword(password.trim());
passphraseMap.put(key.getKeyID(), passphrase);
}
}
}
EncryptionBuilderInterface.DetachedSign builder = PGPainless.encryptAndOrSign()
.onOutputStream(System.out)
.toRecipients(publicKeys)
.and()
.forPassphrases(passphraseArray)
.usingSecureAlgorithms();
EncryptionBuilderInterface.Armor builder_armor;
if (signWith.length != 0) {
EncryptionBuilderInterface.DocumentType documentType = builder.signWith(new PassphraseMapKeyRingProtector(passphraseMap,
KeyRingProtectionSettings.secureDefaultSettings(), null), secretKeys);
if (type == Type.text || type == Type.mime) {
builder_armor = documentType.signCanonicalText();
} else {
builder_armor = documentType.signBinaryDocument();
}
} else {
builder_armor = builder.doNotSign();
}
try {
EncryptionStream encryptionStream = !armor ? builder_armor.noArmor() : builder_armor.asciiArmor();
Streams.pipeAll(System.in, encryptionStream);
encryptionStream.close();
} catch (IOException | PGPException e) {
err_ln("An error happened.");
err_ln(e.getMessage());
System.exit(1);
}
}
}

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pgpainless-sop/src/main/java/org/pgpainless/sop/commands/ExtractCert.java Normal file
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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import java.io.IOException;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPPublicKeyRing;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.pgpainless.PGPainless;
import org.pgpainless.sop.Print;
import org.pgpainless.util.BCUtil;
import picocli.CommandLine;
import static org.pgpainless.sop.Print.err_ln;
import static org.pgpainless.sop.Print.print_ln;
@CommandLine.Command(name = "extract-cert",
description = "Extract a public key certificate from a secret key from standard input")
public class ExtractCert implements Runnable {
@CommandLine.Option(names = "--no-armor",
description = "ASCII armor the output",
negatable = true)
boolean armor = true;
@Override
public void run() {
try {
PGPSecretKeyRing secretKeys = PGPainless.readKeyRing().secretKeyRing(System.in);
PGPPublicKeyRing publicKeys = BCUtil.publicKeyRingFromSecretKeyRing(secretKeys);
print_ln(Print.toString(publicKeys.getEncoded(), armor));
} catch (IOException | PGPException e) {
err_ln("Error extracting certificate from keys;");
err_ln(e.getMessage());
System.exit(1);
}
}
}

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pgpainless-sop/src/main/java/org/pgpainless/sop/commands/GenerateKey.java Normal file
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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import java.io.IOException;
import java.security.InvalidAlgorithmParameterException;
import java.security.NoSuchAlgorithmException;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.pgpainless.PGPainless;
import org.pgpainless.sop.Print;
import picocli.CommandLine;
import static org.pgpainless.sop.Print.err_ln;
import static org.pgpainless.sop.Print.print_ln;
@CommandLine.Command(name = "generate-key", description = "Generate a secret key")
public class GenerateKey implements Runnable {
@CommandLine.Option(names = "--no-armor",
description = "ASCII armor the output",
negatable = true)
boolean armor = true;
@CommandLine.Parameters(description = "User-ID, eg. \"Alice <alice@example.com>\"")
String userId;
@Override
public void run() {
try {
PGPSecretKeyRing secretKeys = PGPainless.generateKeyRing().simpleEcKeyRing(userId);
print_ln(Print.toString(secretKeys.getEncoded(), armor));
} catch (InvalidAlgorithmParameterException | NoSuchAlgorithmException | PGPException | IOException e) {
err_ln("Error creating OpenPGP key:");
err_ln(e.getMessage());
System.exit(1);
}
}
}

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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.bouncycastle.openpgp.PGPSignature;
import org.bouncycastle.util.io.Streams;
import org.pgpainless.PGPainless;
import org.pgpainless.encryption_signing.EncryptionBuilderInterface;
import org.pgpainless.encryption_signing.EncryptionStream;
import org.pgpainless.key.protection.UnprotectedKeysProtector;
import org.pgpainless.sop.Print;
import picocli.CommandLine;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import static org.pgpainless.sop.Print.err_ln;
import static org.pgpainless.sop.Print.print_ln;
@CommandLine.Command(name = "sign",
description = "Create a detached signature on the data from standard input")
public class Sign implements Runnable {
public enum Type {
binary,
text
}
@CommandLine.Option(names = "--no-armor",
description = "ASCII armor the output",
negatable = true)
boolean armor = true;
@CommandLine.Option(names = "--as", description = "Defaults to 'binary'. If '--as=text' and the input data is not valid UTF-8, sign fails with return code 53.",
paramLabel = "{binary|text}")
Type type;
@CommandLine.Parameters(description = "Secret keys used for signing",
paramLabel = "KEY",
arity = "1..*")
File[] secretKeyFile;
@Override
public void run() {
PGPSecretKeyRing[] secretKeys = new PGPSecretKeyRing[secretKeyFile.length];
for (int i = 0, secretKeyFileLength = secretKeyFile.length; i < secretKeyFileLength; i++) {
File file = secretKeyFile[i];
try {
PGPSecretKeyRing secretKey = PGPainless.readKeyRing().secretKeyRing(new FileInputStream(file));
secretKeys[i] = secretKey;
} catch (IOException | PGPException e) {
err_ln("Error reading secret key ring " + file.getName());
err_ln(e.getMessage());
System.exit(1);
return;
}
}
try {
ByteArrayOutputStream out = new ByteArrayOutputStream();
EncryptionBuilderInterface.DocumentType documentType = PGPainless.encryptAndOrSign()
.onOutputStream(out)
.doNotEncrypt()
.createDetachedSignature()
.signWith(new UnprotectedKeysProtector(), secretKeys);
EncryptionBuilderInterface.Armor builder = type == Type.text ? documentType.signCanonicalText() : documentType.signBinaryDocument();
EncryptionStream encryptionStream = armor ? builder.asciiArmor() : builder.noArmor();
Streams.pipeAll(System.in, encryptionStream);
encryptionStream.close();
PGPSignature signature = encryptionStream.getResult().getSignatures().iterator().next();
print_ln(Print.toString(signature.getEncoded(), armor));
} catch (PGPException | IOException e) {
err_ln("Error signing data.");
err_ln(e.getMessage());
System.exit(1);
}
}
}

198
pgpainless-sop/src/main/java/org/pgpainless/sop/commands/Verify.java Normal file
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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPPublicKeyRing;
import org.bouncycastle.openpgp.PGPSignature;
import org.bouncycastle.util.io.Streams;
import org.pgpainless.PGPainless;
import org.pgpainless.decryption_verification.DecryptionStream;
import org.pgpainless.decryption_verification.OpenPgpMetadata;
import org.pgpainless.key.OpenPgpV4Fingerprint;
import picocli.CommandLine;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.OutputStream;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.TimeZone;
import static org.pgpainless.sop.Print.err_ln;
import static org.pgpainless.sop.Print.print_ln;
@CommandLine.Command(name = "verify",
description = "Verify a detached signature over the data from standard input")
public class Verify implements Runnable {
private static final TimeZone tz = TimeZone.getTimeZone("UTC");
private static final DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm'Z'");
private static final Date beginningOfTime = new Date(0);
private static final Date endOfTime = new Date(8640000000000000L);
static {
df.setTimeZone(tz);
}
@CommandLine.Parameters(index = "0",
description = "Detached signature",
paramLabel = "SIGNATURE")
File signature;
@CommandLine.Parameters(index = "1..*",
arity = "1..*",
description = "Public key certificates",
paramLabel = "CERT")
File[] certificates;
@CommandLine.Option(names = {"--not-before"},
description = "ISO-8601 formatted UTC date (eg. '2020-11-23T16:35Z)\n" +
"Reject signatures with a creation date not in range.\n" +
"Defaults to beginning of time (\"-\").",
paramLabel = "DATE")
String notBefore = "-";
@CommandLine.Option(names = {"--not-after"},
description = "ISO-8601 formatted UTC date (eg. '2020-11-23T16:35Z)\n" +
"Reject signatures with a creation date not in range.\n" +
"Defaults to current system time (\"now\").\n" +
"Accepts special value \"-\" for end of time.",
paramLabel = "DATE")
String notAfter = "now";
@Override
public void run() {
Date notBeforeDate = parseNotBefore();
Date notAfterDate = parseNotAfter();
Map<File, PGPPublicKeyRing> publicKeys = readCertificatesFromFiles();
if (publicKeys.isEmpty()) {
err_ln("No certificates supplied.");
System.exit(19);
}
OpenPgpMetadata metadata;
try (FileInputStream sigIn = new FileInputStream(signature)) {
DecryptionStream verifier = PGPainless.decryptAndOrVerify()
.onInputStream(System.in)
.doNotDecrypt()
.verifyDetachedSignature(sigIn)
.verifyWith(new HashSet<>(publicKeys.values()))
.ignoreMissingPublicKeys()
.build();
OutputStream out = new NullOutputStream();
Streams.pipeAll(verifier, out);
verifier.close();
metadata = verifier.getResult();
} catch (FileNotFoundException e) {
err_ln("Signature file not found:");
err_ln(e.getMessage());
System.exit(1);
return;
} catch (IOException | PGPException e) {
err_ln("Signature validation failed.");
err_ln(e.getMessage());
System.exit(1);
return;
}
Map<OpenPgpV4Fingerprint, PGPSignature> signaturesInTimeRange = new HashMap<>();
for (OpenPgpV4Fingerprint fingerprint : metadata.getVerifiedSignatures().keySet()) {
PGPSignature signature = metadata.getVerifiedSignatures().get(fingerprint);
Date creationTime = signature.getCreationTime();
if (!creationTime.before(notBeforeDate) && !creationTime.after(notAfterDate)) {
signaturesInTimeRange.put(fingerprint, signature);
}
}
if (signaturesInTimeRange.isEmpty()) {
err_ln("No valid signatures found.");
System.exit(3);
}
printValidSignatures(signaturesInTimeRange, publicKeys);
}
private void printValidSignatures(Map<OpenPgpV4Fingerprint, PGPSignature> validSignatures, Map<File, PGPPublicKeyRing> publicKeys) {
for (OpenPgpV4Fingerprint sigKeyFp : validSignatures.keySet()) {
PGPSignature signature = validSignatures.get(sigKeyFp);
for (File file : publicKeys.keySet()) {
// Search signing key ring
PGPPublicKeyRing publicKeyRing = publicKeys.get(file);
if (publicKeyRing.getPublicKey(sigKeyFp.getKeyId()) == null) {
continue;
}
String utcSigDate = df.format(signature.getCreationTime());
OpenPgpV4Fingerprint primaryKeyFp = new OpenPgpV4Fingerprint(publicKeyRing);
print_ln(utcSigDate + " " + sigKeyFp.toString() + " " + primaryKeyFp.toString() +
" signed by " + file.getName());
}
}
}
private Map<File, PGPPublicKeyRing> readCertificatesFromFiles() {
Map<File, PGPPublicKeyRing> publicKeys = new HashMap<>();
for (File cert : certificates) {
try (FileInputStream in = new FileInputStream(cert)) {
publicKeys.put(cert, PGPainless.readKeyRing().publicKeyRing(in));
} catch (IOException e) {
err_ln("Cannot read certificate from file " + cert.getAbsolutePath() + ":");
err_ln(e.getMessage());
}
}
return publicKeys;
}
private Date parseNotAfter() {
try {
return notAfter.equals("now") ? new Date() : notAfter.equals("-") ? endOfTime : df.parse(notAfter);
} catch (ParseException e) {
err_ln("Invalid date string supplied as value of --not-after.");
System.exit(1);
return null;
}
}
private Date parseNotBefore() {
try {
return notBefore.equals("now") ? new Date() : notBefore.equals("-") ? beginningOfTime : df.parse(notBefore);
} catch (ParseException e) {
err_ln("Invalid date string supplied as value of --not-before.");
System.exit(1);
return null;
}
}
private static class NullOutputStream extends OutputStream {
@Override
public void write(int b) throws IOException {
// Nope
}
}
}

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pgpainless-sop/src/main/java/org/pgpainless/sop/commands/Version.java Normal file
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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.pgpainless.sop.commands;
import picocli.CommandLine;
import static org.pgpainless.sop.Print.print_ln;
@CommandLine.Command(name = "version", description = "Display version information about the tool")
public class Version implements Runnable {
@Override
public void run() {
print_ln("PGPainless CLI version 0.0.1");
}
}

19
pgpainless-sop/src/main/java/org/pgpainless/sop/commands/package-info.java Normal file
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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Subcommands of the PGPainless SOP.
*/
package org.pgpainless.sop.commands;

22
pgpainless-sop/src/main/java/org/pgpainless/sop/package-info.java Normal file
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/*
* Copyright 2020 Paul Schaub.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* PGPainless SOP implementing a Stateless OpenPGP Command Line Interface.
* @see <a href="https://tools.ietf.org/html/draft-dkg-openpgp-stateless-cli-01">
* Stateless OpenPGP Command Line Interface
* draft-dkg-openpgp-stateless-cli-01</a>
*/
package org.pgpainless.sop;

3
settings.gradle
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@ -1,4 +1,5 @@
rootProject.name = 'PGPainless'
include 'pgpainless-core'
include 'pgpainless-core',
'pgpainless-sop'