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BouncycastleOpenPgpProvider implementatioN
This commit is contained in:
parent
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commit
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10 changed files with 346 additions and 88 deletions
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@ -16,108 +16,168 @@
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*/
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package org.jivesoftware.smackx.ox.bouncycastle;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.nio.charset.Charset;
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import java.security.KeyPair;
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import java.security.KeyPairGenerator;
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import java.security.NoSuchAlgorithmException;
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import java.security.NoSuchProviderException;
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import java.security.Provider;
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import java.security.SignatureException;
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import java.util.Date;
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import java.util.Iterator;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Set;
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import org.jivesoftware.smack.util.stringencoder.Base64;
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import org.jivesoftware.smackx.ox.OpenPgpMessage;
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import org.jivesoftware.smackx.ox.OpenPgpProvider;
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import org.jivesoftware.smackx.ox.element.OpenPgpElement;
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import org.jivesoftware.smackx.ox.element.PubkeyElement;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.BouncyGPG;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.algorithms.PublicKeySize;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.callbacks.KeySelectionStrategy;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.callbacks.Xep0373KeySelectionStrategy;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.callbacks.KeyringConfigCallbacks;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.callbacks.XmppKeySelectionStrategy;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.keyrings.InMemoryKeyring;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.keyrings.KeyringConfig;
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import org.bouncycastle.bcpg.HashAlgorithmTags;
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import org.bouncycastle.jce.provider.BouncyCastleProvider;
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import org.bouncycastle.openpgp.PGPEncryptedData;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.keyrings.KeyringConfigs;
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import org.bouncycastle.openpgp.PGPException;
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import org.bouncycastle.openpgp.PGPKeyPair;
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import org.bouncycastle.openpgp.PGPKeyRingGenerator;
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import org.bouncycastle.openpgp.PGPPublicKey;
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import org.bouncycastle.openpgp.PGPSecretKey;
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import org.bouncycastle.openpgp.PGPSignature;
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import org.bouncycastle.openpgp.operator.PGPDigestCalculator;
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import org.bouncycastle.openpgp.operator.jcajce.JcaPGPContentSignerBuilder;
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import org.bouncycastle.openpgp.operator.jcajce.JcaPGPDigestCalculatorProviderBuilder;
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import org.bouncycastle.openpgp.operator.jcajce.JcaPGPKeyPair;
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import org.bouncycastle.openpgp.operator.jcajce.JcePBESecretKeyEncryptorBuilder;
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import org.bouncycastle.openpgp.PGPPublicKeyRing;
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import org.bouncycastle.openpgp.PGPSecretKeyRing;
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import org.bouncycastle.util.io.Streams;
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import org.jxmpp.jid.BareJid;
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import org.jxmpp.jid.Jid;
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public class BouncycastleOpenPgpProvider implements OpenPgpProvider {
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public static final Provider PROVIDER = new BouncyCastleProvider();
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private final BareJid ourJid;
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private final InMemoryKeyring ourKeys;
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private final Long ourKeyId;
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private final Map<BareJid, InMemoryKeyring> theirKeys = new HashMap<>();
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private final KeySelectionStrategy keySelectionStrategy = new XmppKeySelectionStrategy(new Date());
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private final KeyringConfig keyringConfig;
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private final BareJid signingIdentity;
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private final KeySelectionStrategy keySelectionStrategy = new Xep0373KeySelectionStrategy(new Date());
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@Override
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public OpenPgpMessage decryptAndVerify(OpenPgpElement element, BareJid sender) throws Exception {
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InMemoryKeyring decryptionConfig = KeyringConfigs.forGpgExportedKeys(KeyringConfigCallbacks.withUnprotectedKeys());
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public BouncycastleOpenPgpProvider(KeyringConfig config, BareJid signingIdentity) throws IOException, PGPException {
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this.keyringConfig = config;
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this.signingIdentity = signingIdentity;
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}
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public OpenPgpMessage toOpenPgpMessage(InputStream is, Set<Jid> recipients, Jid signer)
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throws IOException, PGPException, NoSuchAlgorithmException, SignatureException, NoSuchProviderException {
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String[] to = new String[recipients.size()];
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Iterator<Jid> it = recipients.iterator();
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for (int i = 0; i<recipients.size(); i++) {
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to[i] = "xmpp:" + it.next().asBareJid().toString();
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// Add our keys to decryption config
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for (PGPPublicKeyRing p : ourKeys.getPublicKeyRings()) {
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decryptionConfig.addPublicKey(p.getPublicKey().getEncoded());
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}
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for (PGPSecretKeyRing s : ourKeys.getSecretKeyRings()) {
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decryptionConfig.addSecretKey(s.getSecretKey().getEncoded());
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}
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OutputStream resultStream = new ByteArrayOutputStream();
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// Add their keys to decryption config
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for (PGPPublicKeyRing p : theirKeys.get(sender).getPublicKeyRings()) {
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decryptionConfig.addPublicKey(p.getPublicKey().getEncoded());
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}
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OutputStream os = BouncyGPG.encryptToStream()
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.withConfig(keyringConfig)
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.withKeySelectionStrategy(keySelectionStrategy)
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.withOxAlgorithms()
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.toRecipients(to)
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.andSignWith("xmpp:" + signer.asBareJid().toString())
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.binaryOutput()
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.andWriteTo(resultStream);
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ByteArrayInputStream encryptedIn = new ByteArrayInputStream(
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element.getEncryptedBase64MessageContent().getBytes(Charset.forName("UTF-8")));
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Streams.pipeAll(is, os);
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os.close();
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InputStream decrypted = BouncyGPG.decryptAndVerifyStream()
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.withConfig(decryptionConfig)
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.withKeySelectionStrategy(new XmppKeySelectionStrategy(new Date()))
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.andValidateSomeoneSigned()
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.fromEncryptedInputStream(encryptedIn);
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byte[] encrypted = ((ByteArrayOutputStream) resultStream).toByteArray();
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return new OpenPgpMessage(OpenPgpMessage.State.signcrypt, new String(encrypted, Charset.forName("UTF-8")));
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ByteArrayOutputStream decryptedOut = new ByteArrayOutputStream();
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Streams.pipeAll(decrypted, decryptedOut);
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return new OpenPgpMessage(null, new String(decryptedOut.toByteArray(), Charset.forName("UTF-8")));
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}
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public static PGPSecretKey generateKey(BareJid owner, char[] passPhrase) throws NoSuchAlgorithmException, PGPException {
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// Create RSA Key Pair
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KeyPairGenerator generator = KeyPairGenerator.getInstance("RSA", PROVIDER);
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generator.initialize(2048);
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KeyPair rsaPair = generator.generateKeyPair();
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public BouncycastleOpenPgpProvider(BareJid ourJid) throws IOException, PGPException, NoSuchAlgorithmException {
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this.ourJid = ourJid;
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PGPSecretKeyRing ourKey = generateKey(ourJid, null).generateSecretKeyRing();
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ourKeyId = ourKey.getPublicKey().getKeyID();
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ourKeys = KeyringConfigs.forGpgExportedKeys(KeyringConfigCallbacks.withUnprotectedKeys());
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ourKeys.addSecretKey(ourKey.getSecretKey().getEncoded());
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ourKeys.addPublicKey(ourKey.getPublicKey().getEncoded());
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}
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PGPDigestCalculator calculator = new JcaPGPDigestCalculatorProviderBuilder()
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.setProvider(PROVIDER)
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.build()
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.get(HashAlgorithmTags.SHA256);
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public void processRecipientsPublicKey(BareJid jid, PubkeyElement element) throws IOException, PGPException {
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byte[] decoded = Base64.decode(element.getDataElement().getB64Data());
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PGPKeyPair pgpPair = new JcaPGPKeyPair(PGPPublicKey.RSA_GENERAL, rsaPair, new Date());
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PGPSecretKey secretKey = new PGPSecretKey(PGPSignature.DEFAULT_CERTIFICATION,
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pgpPair, "xmpp:" + owner.toString(), calculator, null, null,
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new JcaPGPContentSignerBuilder(pgpPair.getPublicKey().getAlgorithm(), HashAlgorithmTags.SHA256),
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new JcePBESecretKeyEncryptorBuilder(PGPEncryptedData.AES_256, calculator)
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.setProvider(PROVIDER).build(passPhrase));
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InMemoryKeyring contactsKeyring = theirKeys.get(jid);
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if (contactsKeyring == null) {
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contactsKeyring = KeyringConfigs.forGpgExportedKeys(KeyringConfigCallbacks.withUnprotectedKeys());
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theirKeys.put(jid, contactsKeyring);
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}
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return secretKey;
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contactsKeyring.addPublicKey(decoded);
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}
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public PubkeyElement createPubkeyElement() throws IOException, PGPException {
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PGPPublicKey pubKey = ourKeys.getPublicKeyRings().getPublicKey(ourKeyId);
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PubkeyElement.PubkeyDataElement dataElement = new PubkeyElement.PubkeyDataElement(
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Base64.encode(pubKey.getEncoded()));
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return new PubkeyElement(dataElement, new Date());
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}
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@Override
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public OpenPgpMessage toOpenPgpMessage(InputStream is) {
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return null;
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public OpenPgpElement signAndEncrypt(InputStream inputStream, Set<BareJid> recipients)
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throws Exception {
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if (recipients.isEmpty()) {
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throw new IllegalArgumentException("Set of recipients must not be empty");
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}
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InMemoryKeyring encryptionConfig = KeyringConfigs.forGpgExportedKeys(KeyringConfigCallbacks.withUnprotectedKeys());
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// Add all recipients public keys to encryption config
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for (BareJid recipient : recipients) {
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KeyringConfig c = theirKeys.get(recipient);
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for (PGPPublicKeyRing p : c.getPublicKeyRings()) {
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encryptionConfig.addPublicKey(p.getPublicKey().getEncoded());
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}
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}
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// Add our keys to encryption config
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for (PGPPublicKeyRing p : ourKeys.getPublicKeyRings()) {
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encryptionConfig.addPublicKey(p.getPublicKey().getEncoded());
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}
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for (PGPSecretKeyRing s : ourKeys.getSecretKeyRings()) {
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encryptionConfig.addSecretKey(s.getSecretKey().getEncoded());
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}
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String[] recipientUIDs = new String[recipients.size() + 1];
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int pos = 0;
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for (BareJid b : recipients) {
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recipientUIDs[pos++] = "xmpp:" + b.toString();
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}
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recipientUIDs[pos] = "xmpp:" + ourJid.toString();
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ByteArrayOutputStream encryptedOut = new ByteArrayOutputStream();
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OutputStream encryptor = BouncyGPG.encryptToStream()
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.withConfig(encryptionConfig)
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.withKeySelectionStrategy(new XmppKeySelectionStrategy(new Date()))
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.withOxAlgorithms()
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.toRecipients(recipientUIDs)
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.andSignWith("xmpp:" + ourJid.toString())
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.binaryOutput()
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.andWriteTo(encryptedOut);
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Streams.pipeAll(inputStream, encryptor);
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encryptor.close();
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String base64 = Base64.encodeToString(encryptedOut.toByteArray());
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return new OpenPgpElement(base64);
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}
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public static PGPKeyRingGenerator generateKey(BareJid owner, char[] passPhrase) throws NoSuchAlgorithmException, PGPException {
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PGPKeyRingGenerator generator = BouncyGPG.createKeyPair()
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.withRSAKeys()
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.ofSize(PublicKeySize.RSA._2048)
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.forIdentity("xmpp:" + owner.toString())
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.withPassphrase(passPhrase)
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.build();
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return generator;
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}
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}
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@ -38,13 +38,17 @@ import org.jivesoftware.smackx.ox.TestKeys;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.BouncyGPG;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.callbacks.KeySelectionStrategy;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.callbacks.KeyringConfigCallbacks;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.callbacks.Xep0373KeySelectionStrategy;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.callbacks.XmppKeySelectionStrategy;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.keyrings.InMemoryKeyring;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.keyrings.KeyringConfig;
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import name.neuhalfen.projects.crypto.bouncycastle.openpgp.keys.keyrings.KeyringConfigs;
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import org.bouncycastle.openpgp.PGPException;
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import org.bouncycastle.openpgp.PGPKeyRingGenerator;
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import org.bouncycastle.openpgp.PGPPublicKey;
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import org.bouncycastle.openpgp.PGPSecretKey;
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import org.bouncycastle.util.io.Streams;
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import org.junit.Test;
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import org.jxmpp.jid.impl.JidCreate;
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public class BasicEncryptionTest extends SmackTestSuite {
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@ -55,7 +59,7 @@ public class BasicEncryptionTest extends SmackTestSuite {
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public BasicEncryptionTest() throws IOException, PGPException {
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super();
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// Prepare Juliets keyring
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// Prepare Juliet's keyring
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keyringJuliet = KeyringConfigs.forGpgExportedKeys(KeyringConfigCallbacks.withUnprotectedKeys());
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((InMemoryKeyring) keyringJuliet).addSecretKey(TestKeys.JULIET_PRIV.getBytes(UTF8));
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((InMemoryKeyring) keyringJuliet).addPublicKey(TestKeys.JULIET_PUB.getBytes(UTF8));
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@ -71,12 +75,10 @@ public class BasicEncryptionTest extends SmackTestSuite {
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@Test
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public void encryptionTest()
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throws IOException, PGPException, NoSuchAlgorithmException, SignatureException, NoSuchProviderException {
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ByteArrayOutputStream result = new ByteArrayOutputStream();
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KeySelectionStrategy selectionStrategy = new Xep0373KeySelectionStrategy(new Date());
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KeySelectionStrategy selectionStrategy = new XmppKeySelectionStrategy(new Date());
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byte[] message = "Hello World!!!!".getBytes(UTF8);
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byte[] message = "How long do you want these messages to remain secret?".getBytes(UTF8);
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// Encrypt
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OutputStream out = BouncyGPG.encryptToStream()
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@ -108,4 +110,56 @@ public class BasicEncryptionTest extends SmackTestSuite {
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assertTrue(Arrays.equals(message, message2));
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}
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@Test
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public void encryptionWithFreshKeysTest()
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throws IOException, PGPException, NoSuchAlgorithmException, NoSuchProviderException, SignatureException {
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final String alice = "alice@wonderland.lit";
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final String bob = "bob@builder.tv";
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PGPKeyRingGenerator g1 = BouncycastleOpenPgpProvider.generateKey(JidCreate.bareFrom(alice), null);
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PGPKeyRingGenerator g2 = BouncycastleOpenPgpProvider.generateKey(JidCreate.bareFrom(bob), null);
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PGPSecretKey s1 = g1.generateSecretKeyRing().getSecretKey();
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PGPSecretKey s2 = g2.generateSecretKeyRing().getSecretKey();
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PGPPublicKey p1 = g1.generatePublicKeyRing().getPublicKey();
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PGPPublicKey p2 = g2.generatePublicKeyRing().getPublicKey();
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KeyringConfig c1 = KeyringConfigs.forGpgExportedKeys(KeyringConfigCallbacks.withUnprotectedKeys());
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KeyringConfig c2 = KeyringConfigs.forGpgExportedKeys(KeyringConfigCallbacks.withUnprotectedKeys());
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((InMemoryKeyring) c1).addSecretKey(s1.getEncoded());
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((InMemoryKeyring) c1).addPublicKey(p1.getEncoded());
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((InMemoryKeyring) c1).addPublicKey(p2.getEncoded());
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((InMemoryKeyring) c2).addSecretKey(s2.getEncoded());
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((InMemoryKeyring) c2).addPublicKey(p2.getEncoded());
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((InMemoryKeyring) c2).addPublicKey(p1.getEncoded());
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ByteArrayOutputStream result = new ByteArrayOutputStream();
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byte[] m1 = "I want them to remain secret for as long as men are capable of evil.".getBytes(UTF8);
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OutputStream encrypt = BouncyGPG.encryptToStream()
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.withConfig(c1)
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.withKeySelectionStrategy(new XmppKeySelectionStrategy(new Date()))
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.withOxAlgorithms()
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.toRecipients("xmpp:" + alice, "xmpp:" + bob)
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.andSignWith("xmpp:" + alice)
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.binaryOutput()
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.andWriteTo(result);
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encrypt.write(m1);
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encrypt.close();
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byte[] e1 = result.toByteArray();
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result.reset();
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ByteArrayInputStream in = new ByteArrayInputStream(e1);
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InputStream decrypt = BouncyGPG.decryptAndVerifyStream()
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.withConfig(c2)
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.withKeySelectionStrategy(new XmppKeySelectionStrategy(new Date()))
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.andValidateSomeoneSigned()
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.fromEncryptedInputStream(in);
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Streams.pipeAll(decrypt, result);
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byte[] m2 = result.toByteArray();
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assertTrue(Arrays.equals(m1, m2));
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}
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}
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@ -0,0 +1,72 @@
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/**
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*
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* Copyright 2018 Paul Schaub.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.ox.bouncycastle;
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import static junit.framework.TestCase.assertTrue;
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import static org.custommonkey.xmlunit.XMLAssert.assertXMLEqual;
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import java.security.Security;
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import java.util.Collections;
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import org.jivesoftware.smack.packet.ExtensionElement;
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import org.jivesoftware.smack.packet.Message;
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import org.jivesoftware.smack.test.util.SmackTestSuite;
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import org.jivesoftware.smackx.ox.OpenPgpMessage;
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import org.jivesoftware.smackx.ox.element.OpenPgpContentElement;
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import org.jivesoftware.smackx.ox.element.OpenPgpElement;
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import org.jivesoftware.smackx.ox.element.PubkeyElement;
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import org.jivesoftware.smackx.ox.element.SigncryptElement;
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import org.bouncycastle.jce.provider.BouncyCastleProvider;
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import org.junit.Test;
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import org.jxmpp.jid.BareJid;
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import org.jxmpp.jid.Jid;
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import org.jxmpp.jid.impl.JidCreate;
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public class BouncycastleOpenPgpProviderTest extends SmackTestSuite {
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@Test
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public void encryptAndSign_decryptAndVerifyElementTest() throws Exception {
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Security.addProvider(new BouncyCastleProvider());
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||||
|
||||
// Create providers for alice and the cat
|
||||
BareJid alice = JidCreate.bareFrom("alice@wonderland.lit");
|
||||
BareJid cheshire = JidCreate.bareFrom("cheshire@wonderland.lit");
|
||||
BouncycastleOpenPgpProvider aliceProvider = new BouncycastleOpenPgpProvider(alice);
|
||||
BouncycastleOpenPgpProvider cheshireProvider = new BouncycastleOpenPgpProvider(cheshire);
|
||||
|
||||
// dry exchange keys
|
||||
PubkeyElement aliceKeys = aliceProvider.createPubkeyElement();
|
||||
PubkeyElement cheshireKeys = cheshireProvider.createPubkeyElement();
|
||||
aliceProvider.processRecipientsPublicKey(cheshire, cheshireKeys);
|
||||
cheshireProvider.processRecipientsPublicKey(alice, aliceKeys);
|
||||
|
||||
SigncryptElement signcryptElement = new SigncryptElement(
|
||||
Collections.<Jid>singleton(cheshire),
|
||||
Collections.<ExtensionElement>singletonList(
|
||||
new Message.Body("en", "How do you know I’m mad?")));
|
||||
OpenPgpElement encrypted = aliceProvider.signAndEncrypt(
|
||||
signcryptElement.toInputStream(),
|
||||
Collections.singleton(cheshire));
|
||||
|
||||
OpenPgpMessage decrypted = cheshireProvider.decryptAndVerify(encrypted, alice);
|
||||
OpenPgpContentElement content = decrypted.getOpenPgpContentElement();
|
||||
assertTrue(content instanceof SigncryptElement);
|
||||
|
||||
assertXMLEqual(signcryptElement.toXML(null).toString(), content.toXML(null).toString());
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,40 @@
|
|||
/**
|
||||
*
|
||||
* 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.jivesoftware.smackx.ox.bouncycastle;
|
||||
|
||||
import static junit.framework.TestCase.assertEquals;
|
||||
import static junit.framework.TestCase.assertTrue;
|
||||
|
||||
import name.neuhalfen.projects.crypto.bouncycastle.openpgp.algorithms.PublicKeyType;
|
||||
import org.bouncycastle.openpgp.PGPSecretKey;
|
||||
import org.junit.Test;
|
||||
import org.jxmpp.jid.impl.JidCreate;
|
||||
|
||||
public class KeyGenerationTest {
|
||||
|
||||
@Test
|
||||
public void createSecretKey() throws Exception {
|
||||
PGPSecretKey secretKey = BouncycastleOpenPgpProvider
|
||||
.generateKey(JidCreate.bareFrom("alice@wonderland.lit"), null)
|
||||
.generateSecretKeyRing()
|
||||
.getSecretKey();
|
||||
assertEquals(PublicKeyType.RSA_GENERAL.getId(), secretKey.getPublicKey().getAlgorithm());
|
||||
assertTrue(secretKey.getPublicKey().isEncryptionKey());
|
||||
assertEquals(2048, secretKey.getPublicKey().getBitStrength());
|
||||
assertEquals("xmpp:alice@wonderland.lit", secretKey.getPublicKey().getUserIDs().next());
|
||||
}
|
||||
}
|
||||
|
|
@ -1,8 +0,0 @@
|
|||
package org.jivesoftware.smackx.ox;
|
||||
|
||||
public class OpenPgpKeyStore {
|
||||
|
||||
public OpenPgpKeyStore() {
|
||||
|
||||
}
|
||||
}
|
||||
|
|
@ -36,7 +36,7 @@ public class OpenPgpMessage {
|
|||
}
|
||||
|
||||
private final String element;
|
||||
private final State state;
|
||||
private State state;
|
||||
|
||||
private OpenPgpContentElement openPgpContentElement;
|
||||
|
||||
|
|
@ -56,6 +56,16 @@ public class OpenPgpMessage {
|
|||
return;
|
||||
|
||||
openPgpContentElement = OpenPgpContentElementProvider.parseOpenPgpContentElement(element);
|
||||
if (state == null) {
|
||||
if (openPgpContentElement instanceof SigncryptElement) {
|
||||
state = State.signcrypt;
|
||||
} else if (openPgpContentElement instanceof SignElement) {
|
||||
state = State.sign;
|
||||
} else {
|
||||
state = State.crypt;
|
||||
}
|
||||
return;
|
||||
}
|
||||
switch (state) {
|
||||
case signcrypt:
|
||||
if (!(openPgpContentElement instanceof SigncryptElement)) {
|
||||
|
|
|
|||
|
|
@ -17,9 +17,15 @@
|
|||
package org.jivesoftware.smackx.ox;
|
||||
|
||||
import java.io.InputStream;
|
||||
import java.util.Set;
|
||||
|
||||
import org.jivesoftware.smackx.ox.element.OpenPgpElement;
|
||||
|
||||
import org.jxmpp.jid.BareJid;
|
||||
|
||||
public interface OpenPgpProvider {
|
||||
|
||||
OpenPgpMessage toOpenPgpMessage(InputStream is);
|
||||
OpenPgpMessage decryptAndVerify(OpenPgpElement element, BareJid sender) throws Exception;
|
||||
|
||||
OpenPgpElement signAndEncrypt(InputStream inputStream, Set<BareJid> recipients) throws Exception;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -16,6 +16,9 @@
|
|||
*/
|
||||
package org.jivesoftware.smackx.ox.element;
|
||||
|
||||
import java.io.ByteArrayInputStream;
|
||||
import java.io.InputStream;
|
||||
import java.nio.charset.Charset;
|
||||
import java.util.Date;
|
||||
import java.util.List;
|
||||
import java.util.Set;
|
||||
|
|
@ -99,4 +102,9 @@ public abstract class OpenPgpContentElement implements ExtensionElement {
|
|||
}
|
||||
xml.closeElement(ELEM_PAYLOAD);
|
||||
}
|
||||
|
||||
public InputStream toInputStream() {
|
||||
byte[] encoded = toXML(null).toString().getBytes(Charset.forName("UTF-8"));
|
||||
return new ByteArrayInputStream(encoded);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -25,6 +25,7 @@ import org.jivesoftware.smack.util.XmlStringBuilder;
|
|||
import org.jivesoftware.smack.util.stringencoder.Base64;
|
||||
import org.jivesoftware.smackx.ox.OpenPgpManager;
|
||||
import org.jivesoftware.smackx.ox.OpenPgpMessage;
|
||||
import org.jivesoftware.smackx.ox.OpenPgpProvider;
|
||||
|
||||
import org.xmlpull.v1.XmlPullParserException;
|
||||
|
||||
|
|
@ -47,7 +48,7 @@ public class OpenPgpElement implements ExtensionElement {
|
|||
this.base64EncodedOpenPgpMessage = base64EncodedOpenPgpMessage;
|
||||
}
|
||||
|
||||
public OpenPgpMessage getOpenPgpMessage() {
|
||||
public OpenPgpMessage getOpenPgpMessage(OpenPgpProvider provider) {
|
||||
if (openPgpMessage == null) {
|
||||
ensureOpenPgpMessageBytesSet();
|
||||
InputStream is = new ByteArrayInputStream(openPgpMessageBytes);
|
||||
|
|
@ -57,14 +58,18 @@ public class OpenPgpElement implements ExtensionElement {
|
|||
return openPgpMessage;
|
||||
}
|
||||
|
||||
public OpenPgpContentElement getContentElement() throws XmlPullParserException, IOException {
|
||||
public OpenPgpContentElement getContentElement(OpenPgpProvider provider) throws XmlPullParserException, IOException {
|
||||
if (openPgpContentElement == null) {
|
||||
openPgpContentElement = getOpenPgpMessage().getOpenPgpContentElement();
|
||||
openPgpContentElement = getOpenPgpMessage(provider).getOpenPgpContentElement();
|
||||
}
|
||||
|
||||
return openPgpContentElement;
|
||||
}
|
||||
|
||||
public String getEncryptedBase64MessageContent() {
|
||||
return base64EncodedOpenPgpMessage;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String getElementName() {
|
||||
return ELEMENT;
|
||||
|
|
|
|||
|
|
@ -55,9 +55,20 @@ public abstract class OpenPgpContentElementProvider<O extends OpenPgpContentElem
|
|||
}
|
||||
|
||||
public static OpenPgpContentElement parseOpenPgpContentElement(XmlPullParser parser)
|
||||
throws IOException, XmlPullParserException {
|
||||
// TODO
|
||||
return null;
|
||||
throws XmlPullParserException, IOException {
|
||||
try {
|
||||
switch (parser.getName()) {
|
||||
case SigncryptElement.ELEMENT:
|
||||
return SigncryptElementProvider.TEST_INSTANCE.parse(parser);
|
||||
case SignElement.ELEMENT:
|
||||
return SignElementProvider.TEST_INSTANCE.parse(parser);
|
||||
case CryptElement.ELEMENT:
|
||||
return CryptElementProvider.TEST_INSTANCE.parse(parser);
|
||||
default: return null;
|
||||
}
|
||||
} catch (Exception e) {
|
||||
throw new XmlPullParserException(e.getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
|
|
|
|||
Loading…
Reference in a new issue