List of usage examples for org.bouncycastle.openpgp PGPLiteralDataGenerator open
public OutputStream open(OutputStream out, char format, String name, Date modificationTime, byte[] buffer) throws IOException
From source file:alpha.offsync.security.OpenPGPSecurityUtility.java
License:Apache License
@Override public void encrypt(final OutputStream outputStream, final InputStream inputStream, final String[] keyInfo) { try {/*from w w w . j a v a 2 s .c om*/ // = // this.readPublicKey(this.publicKeyRing); final ArmoredOutputStream out = new ArmoredOutputStream(outputStream); try { final BcPGPDataEncryptorBuilder builder = new BcPGPDataEncryptorBuilder( SymmetricKeyAlgorithmTags.CAST5); builder.setSecureRandom(new SecureRandom()); final PGPEncryptedDataGenerator cPk = new PGPEncryptedDataGenerator(builder, true); for (final String info : keyInfo) { final PGPPublicKey encKey = this.getEncryptionKey(info); if (encKey != null) { cPk.addMethod(new BcPublicKeyKeyEncryptionMethodGenerator(encKey)); } else { OpenPGPSecurityUtility.LOGGER .info("Encryption key for recipient " + info + " could not be found!"); } } final OutputStream cOut = cPk.open(out, new byte[1 << 16]); final PGPCompressedDataGenerator comData = new PGPCompressedDataGenerator( CompressionAlgorithmTags.ZIP); final PGPLiteralDataGenerator lData = new PGPLiteralDataGenerator(); final byte[] buffer = new byte[1 << 16]; final OutputStream pOut = lData.open(comData.open(cOut), PGPLiteralData.BINARY, "", new Date(), buffer); final byte[] buf = new byte[buffer.length]; int len; while ((len = inputStream.read(buf)) > 0) { pOut.write(buf, 0, len); } lData.close(); inputStream.close(); comData.close(); cOut.close(); out.close(); } catch (final PGPException e) { System.err.println(e); if (e.getUnderlyingException() != null) { e.getUnderlyingException().printStackTrace(); } } } catch (final IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } }
From source file:alpha.offsync.security.OpenPGPSecurityUtility.java
License:Apache License
@Override public void sign(final OutputStream outputStream, final InputStream inputStream, final String keyInfo) { try {/*from w w w. j av a 2 s .co m*/ final File keyFile = this.secretKeyRing; final char[] pass = this.secretKeyRingPassword; final ArmoredOutputStream out = new ArmoredOutputStream(outputStream); final PGPSecretKey pgpSec = this.getSignKey(keyInfo); // readSecretKey(new // FileInputStream(keyFile)); final PGPPrivateKey pgpPrivKey = pgpSec.extractPrivateKey( new BcPBESecretKeyDecryptorBuilder(new BcPGPDigestCalculatorProvider()).build(pass)); final PGPSignatureGenerator sGen = new PGPSignatureGenerator( new BcPGPContentSignerBuilder(pgpSec.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA1)); sGen.init(PGPSignature.BINARY_DOCUMENT, pgpPrivKey); final Iterator it = pgpSec.getPublicKey().getUserIDs(); if (it.hasNext()) { final PGPSignatureSubpacketGenerator spGen = new PGPSignatureSubpacketGenerator(); spGen.setSignerUserID(false, (String) it.next()); sGen.setHashedSubpackets(spGen.generate()); } final PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(CompressionAlgorithmTags.ZLIB); final BCPGOutputStream bOut = new BCPGOutputStream(cGen.open(out)); sGen.generateOnePassVersion(false).encode(bOut); final PGPLiteralDataGenerator lGen = new PGPLiteralDataGenerator(); final byte[] buffer = new byte[1 << 16]; final OutputStream lOut = lGen.open(bOut, PGPLiteralData.BINARY, "", new Date(), buffer); int ch = 0; while ((ch = inputStream.read()) >= 0) { lOut.write(ch); sGen.update((byte) ch); } lGen.close(); sGen.generate().encode(bOut); cGen.close(); out.close(); } catch (final FileNotFoundException e) { e.printStackTrace(); } catch (final IOException e) { e.printStackTrace(); } catch (final PGPException e) { e.printStackTrace(); } catch (final SignatureException e) { e.printStackTrace(); } }
From source file:com.arcusx.simplepgp.PgpDataEncryptor.java
public void encryptAndSign(InputStream dataIn, InputStream recipientPublicKeyFileIn, String dataFileName, InputStream senderPrivateKeyFileIn, OutputStream dataOut, boolean isArmoredOutput) throws IOException, PGPException { PGPCompressedDataGenerator comData = null; try {//w w w. ja v a 2 s .c o m OutputStream out = dataOut; PGPPublicKey recipientPublicKey = PgpKeyUtils.readPublicKey(recipientPublicKeyFileIn); if (isArmoredOutput) { out = new ArmoredOutputStream(out); } BcPGPDataEncryptorBuilder dataEncryptor = new BcPGPDataEncryptorBuilder(PGPEncryptedData.TRIPLE_DES); dataEncryptor.setWithIntegrityPacket(true); dataEncryptor.setSecureRandom(new SecureRandom()); PGPEncryptedDataGenerator encryptedDataGenerator = new PGPEncryptedDataGenerator(dataEncryptor); encryptedDataGenerator.addMethod(new BcPublicKeyKeyEncryptionMethodGenerator(recipientPublicKey)); OutputStream encryptedOut = encryptedDataGenerator.open(out, new byte[BUFFER_SIZE]); // Initialize compressed data generator PGPCompressedDataGenerator compressedDataGenerator = new PGPCompressedDataGenerator( PGPCompressedData.ZIP); OutputStream compressedOut = compressedDataGenerator.open(encryptedOut, new byte[BUFFER_SIZE]); // Initialize signature generator final PGPSecretKey senderSecretKey = PgpKeyUtils.findSecretKey(senderPrivateKeyFileIn); PGPPrivateKey privateKey = PgpKeyUtils.getPrivateKeyFrom(senderSecretKey); PGPContentSignerBuilder signerBuilder = new BcPGPContentSignerBuilder( senderSecretKey.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA1); PGPSignatureGenerator signatureGenerator = new PGPSignatureGenerator(signerBuilder); signatureGenerator.init(PGPSignature.BINARY_DOCUMENT, privateKey); PGPSignatureSubpacketGenerator signatureSubpacketGenerator = new PGPSignatureSubpacketGenerator(); signatureSubpacketGenerator.setSignerUserID(false, PgpKeyUtils.getUserIdFrom(senderSecretKey)); signatureGenerator.setHashedSubpackets(signatureSubpacketGenerator.generate()); signatureGenerator.generateOnePassVersion(false).encode(compressedOut); // Initialize literal data generator PGPLiteralDataGenerator literalDataGenerator = new PGPLiteralDataGenerator(); OutputStream literalOut = literalDataGenerator.open(compressedOut, PGPLiteralData.BINARY, dataFileName, new Date(), new byte[BUFFER_SIZE]); byte[] buf = new byte[BUFFER_SIZE]; int len; while ((len = dataIn.read(buf)) > 0) { literalOut.write(buf, 0, len); signatureGenerator.update(buf, 0, len); } dataIn.close(); literalDataGenerator.close(); // generate the signature, compress, encrypt and write to the "out" stream signatureGenerator.generate().encode(compressedOut); compressedDataGenerator.close(); encryptedDataGenerator.close(); if (isArmoredOutput) { out.close(); } } finally { if (comData != null) { comData.close(); } IOUtils.closeQuietly(dataOut); } }
From source file:com.geekcommune.identity.EncryptionUtil.java
License:Open Source License
/** * Compress the data in the input stream *//*from www . ja va 2 s . co m*/ public void compressData(InputStream fIn, OutputStream bOut, String fileName, long dataLength, Date date, boolean oldFormat, Format compress) throws PGPException { try { if (compress == Format.COMPRESSED) { PGPCompressedDataGenerator comData = new PGPCompressedDataGenerator(PGPCompressedData.ZIP); bOut = comData.open(bOut); } PGPLiteralDataGenerator lData = new PGPLiteralDataGenerator(oldFormat); OutputStream pOut = lData.open(bOut, PGPLiteralData.BINARY, fileName, dataLength, date); byte[] bytes = new byte[4096]; int len; while ((len = fIn.read(bytes)) > 0) { pOut.write(bytes, 0, len); } fIn.close(); lData.close(); if (compress == Format.COMPRESSED) { bOut.close(); } } catch (Exception e) { throw new PGPException("Error in encryption", e); } }
From source file:com.geoxp.oss.CryptoHelper.java
License:Apache License
public static byte[] encryptPGP(byte[] data, PGPPublicKey key, boolean armored, String name, int compressionAlgorithm, int encAlgorithm) throws IOException { ByteArrayOutputStream baos = new ByteArrayOutputStream(); OutputStream out = armored ? new ArmoredOutputStream(baos) : baos; BcPGPDataEncryptorBuilder dataEncryptor = new BcPGPDataEncryptorBuilder(encAlgorithm); dataEncryptor.setWithIntegrityPacket(true); dataEncryptor.setSecureRandom(CryptoHelper.getSecureRandom()); PGPEncryptedDataGenerator encryptedDataGenerator = new PGPEncryptedDataGenerator(dataEncryptor); encryptedDataGenerator.addMethod(new BcPublicKeyKeyEncryptionMethodGenerator(key)); try {/*from w w w. j a v a 2 s .co m*/ OutputStream encout = encryptedDataGenerator.open(out, 1024); PGPCompressedDataGenerator pgpcdg = new PGPCompressedDataGenerator(compressionAlgorithm); OutputStream compout = pgpcdg.open(encout); PGPLiteralDataGenerator pgpldg = new PGPLiteralDataGenerator(false); OutputStream ldout = pgpldg.open(compout, PGPLiteralData.BINARY, name, data.length, PGPLiteralData.NOW); ldout.write(data); ldout.close(); compout.close(); encout.close(); out.close(); baos.close(); return baos.toByteArray(); } catch (PGPException pgpe) { throw new IOException(pgpe); } }
From source file:com.ginema.crypto.encryption.PGPEncryption.java
License:Apache License
/** * Simple PGP encryptor between byte[]./*from w ww . j a v a2 s . c o m*/ * * @param clearData The test to be encrypted * @param passPhrase The pass phrase (key). This method assumes that the key is a simple pass * phrase, and does not yet support RSA or more sophisiticated keying. * @param fileName File name. This is used in the Literal Data Packet (tag 11) which is really * inly important if the data is to be related to a file to be recovered later. Because * this routine does not know the source of the information, the caller can set something * here for file name use that will be carried. If this routine is being used to encrypt * SOAP MIME bodies, for example, use the file name from the MIME type, if applicable. Or * anything else appropriate. * * @param armor * * @return encrypted data. * @exception IOException * @exception PGPException * @exception NoSuchProviderException */ private static byte[] _doEncrypt(byte[] clearData, PGPPublicKey encKey, String fileName, boolean withIntegrityCheck, boolean armor) throws IOException, PGPException, NoSuchProviderException { if (fileName == null) { fileName = PGPLiteralData.CONSOLE; } ByteArrayOutputStream encOut = new ByteArrayOutputStream(); OutputStream out = encOut; if (armor) { out = new ArmoredOutputStream(out); } ByteArrayOutputStream bOut = new ByteArrayOutputStream(); PGPCompressedDataGenerator comData = new PGPCompressedDataGenerator(PGPCompressedDataGenerator.ZIP); OutputStream cos = comData.open(bOut); // open it with the final // destination PGPLiteralDataGenerator lData = new PGPLiteralDataGenerator(); // we want to generate compressed data. This might be a user option // later, // in which case we would pass in bOut. OutputStream pOut = lData.open(cos, // the compressed output stream PGPLiteralData.BINARY, fileName, // "filename" to store clearData.length, // length of clear data new Date() // current time ); pOut.write(clearData); lData.close(); comData.close(); PGPEncryptedDataGenerator cPk = new PGPEncryptedDataGenerator(PGPEncryptedData.CAST5, withIntegrityCheck, new SecureRandom(), "BC"); cPk.addMethod(encKey); byte[] bytes = bOut.toByteArray(); OutputStream cOut = cPk.open(out, bytes.length); cOut.write(bytes); // obtain the actual bytes from the compressed stream cOut.close(); out.close(); return encOut.toByteArray(); }
From source file:com.lyndir.lhunath.opal.crypto.gpg.GPG.java
License:Apache License
/** * PGP Encrypt a stream./*w ww .j av a2 s.com*/ * * @param plainTextStream The stream that contains the plain-text data. * @param publicKey The public key to use for encryption. * @param armoured {@code true}: ASCII armor the encrypted data. * * @return The encrypted data stream. * * @throws NoSuchProviderException * @throws IOException * @throws PGPException */ public static InputStream encrypt(final InputStream plainTextStream, final PGPPublicKey publicKey, final boolean armoured) throws IOException, NoSuchProviderException, PGPException { /* Compress and extract literal data packets that can be encrypted. */ PGPEncryptedDataGenerator encryptedDataGenerator = null; try (ByteArrayOutputStream decryptedStream = new ByteArrayOutputStream(); ByteArrayOutputStream encryptedByteStream = new ByteArrayOutputStream()) { PGPLiteralDataGenerator literalDataGenerator = new PGPLiteralDataGenerator(); PGPCompressedDataGenerator compressor = new PGPCompressedDataGenerator(CompressionAlgorithmTags.ZLIB); OutputStream literalStream = literalDataGenerator.open(compressor.open(decryptedStream), PGPLiteralData.BINARY, "", new Date(), new byte[4096]); ByteStreams.copy(plainTextStream, literalStream); compressor.close(); /* Encrypt compressed data. */ encryptedDataGenerator = new PGPEncryptedDataGenerator(SymmetricKeyAlgorithmTags.CAST5, new SecureRandom(), BouncyCastleProvider.PROVIDER_NAME); encryptedDataGenerator.addMethod(publicKey); /* Create the encrypted output stream, armour if necessary. */ OutputStream encryptedStream = encryptedByteStream; if (armoured) encryptedStream = new ArmoredOutputStream(encryptedStream); /* Create and write out the encrypted file. */ OutputStream encryptionStream = encryptedDataGenerator.open(encryptedStream, new byte[4096]); ByteStreams.copy(new ByteArrayInputStream(decryptedStream.toByteArray()), encryptionStream); return new ByteArrayInputStream(encryptedByteStream.toByteArray()); } finally { if (encryptedDataGenerator != null) encryptedDataGenerator.close(); } }
From source file:com.verhas.licensor.License.java
License:Open Source License
/** * Encode the currently loaded/created license. * //from w ww. j ava2s. c o m * @param keyPassPhraseString * the pass phrase to the signing key that was loaded. * @return the license encoded as ascii string. * @throws java.io.IOException * @throws java.security.NoSuchAlgorithmException * @throws java.security.NoSuchProviderException * @throws org.bouncycastle.openpgp.PGPException * @throws java.security.SignatureException */ public String encodeLicense(final String keyPassPhraseString) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, PGPException, SignatureException { final char[] keyPassPhrase = keyPassPhraseString.toCharArray(); final String licensePlain = getLicenseString(); final ByteArrayOutputStream baOut = new ByteArrayOutputStream(); final OutputStream out = new ArmoredOutputStream(baOut); final PGPPrivateKey pgpPrivKey = key.extractPrivateKey(keyPassPhrase, "BC"); final PGPSignatureGenerator sGen = new PGPSignatureGenerator(key.getPublicKey().getAlgorithm(), hashAlgorithm, "BC"); sGen.initSign(PGPSignature.BINARY_DOCUMENT, pgpPrivKey); @SuppressWarnings("unchecked") final Iterator<String> it = key.getPublicKey().getUserIDs(); if (it.hasNext()) { final PGPSignatureSubpacketGenerator spGen = new PGPSignatureSubpacketGenerator(); spGen.setSignerUserID(false, it.next()); sGen.setHashedSubpackets(spGen.generate()); } final PGPCompressedDataGenerator cGen = new PGPCompressedDataGenerator(PGPCompressedData.ZLIB); final BCPGOutputStream bOut = new BCPGOutputStream(cGen.open(out)); sGen.generateOnePassVersion(false).encode(bOut); final PGPLiteralDataGenerator lGen = new PGPLiteralDataGenerator(); final OutputStream lOut = lGen.open(bOut, PGPLiteralData.BINARY, "licenseFileName-Ignored", new Date(), new byte[1024]); final InputStream fIn = new ByteArrayInputStream(licensePlain.getBytes("utf-8")); int ch = 0; while ((ch = fIn.read()) >= 0) { lOut.write(ch); sGen.update((byte) ch); } lGen.close(); sGen.generate().encode(bOut); cGen.close(); out.close(); return new String(baOut.toByteArray()); }
From source file:de.jtheuer.diki.lib.pgp.PGPHandler.java
License:Open Source License
/** * Encryptes the given input and writes into the output. If the key doesn't exist nothing will happen. * @param input input content// w ww . j a v a 2 s .com * @param output output as {@link ArmoredOutputStream} (BASE64) * @param keyID the keyID of the PublicKey that should be used * @throws PGPException * @throws IOException * @throws NoSuchProviderException */ public void encrypt(InputStream input, OutputStream output, long keyID) throws PGPException, IOException { PGPPublicKey encryptkey = null; /* take the own key if that is the ID... */ if (keyID == publickey.getKeyID()) { encryptkey = publickey; } else { encryptkey = keyring.getPublicKey(keyID); } if (encryptkey != null) { PGPEncryptedDataGenerator encryptor = new PGPEncryptedDataGenerator( PGPEncryptedDataGenerator.TRIPLE_DES, new SecureRandom(), "BC"); try { encryptor.addMethod(encryptkey); } catch (NoSuchProviderException e) { LOGGER.log(Level.SEVERE, "provider hasn't been loaded successfully! There is a problem with the Bouncycastle system!", e); } ArmoredOutputStream armoredOut = new ArmoredOutputStream(output); OutputStream encryptedOut = encryptor.open(armoredOut, new byte[256]); PGPCompressedDataGenerator compressor = new PGPCompressedDataGenerator(PGPCompressedDataGenerator.ZIP); OutputStream compressedOut = compressor.open(encryptedOut); PGPLiteralDataGenerator literalor = new PGPLiteralDataGenerator(); OutputStream literalOut = literalor.open(compressedOut, PGPLiteralDataGenerator.TEXT, "internal", new Date(), new byte[256]); /* copy from input to output */ IOUtils.copy(input, literalOut); literalor.close(); compressor.close(); encryptor.close(); armoredOut.close(); } }
From source file:de.sandmage.opportunisticmail.crypto.OpenPGP.java
License:Open Source License
static byte[] compressFile(byte[] data, int algorithm) throws IOException { byte[] buffer = new byte[4096]; ByteArrayOutputStream bOut = new ByteArrayOutputStream(); PGPCompressedDataGenerator comData = new PGPCompressedDataGenerator(algorithm); PGPLiteralDataGenerator lData = new PGPLiteralDataGenerator(); OutputStream pOut = lData.open(comData.open(bOut), PGPLiteralData.BINARY, "fancyfile", new Date(), buffer); // PGPUtil.writeFileToLiteralData(comData.open(bOut), PGPLiteralData.BINARY, // data); pOut.write(data);//from w w w. j a v a 2 s. c o m pOut.close(); comData.close(); return bOut.toByteArray(); }