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org.signal.internal.Native Maven / Gradle / Ivy

//
// Copyright (C) 2020-2021 Signal Messenger, LLC.
// SPDX-License-Identifier: AGPL-3.0-only
//

// WARNING: this file was automatically generated

package org.signal.client.internal;

import org.whispersystems.libsignal.protocol.CiphertextMessage;
import org.whispersystems.libsignal.state.IdentityKeyStore;
import org.whispersystems.libsignal.state.SessionStore;
import org.whispersystems.libsignal.state.PreKeyStore;
import org.whispersystems.libsignal.state.SignedPreKeyStore;
import org.whispersystems.libsignal.groups.state.SenderKeyStore;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.file.Files;

public final class Native {
  private static void copyToTempFileAndLoad(InputStream in, String extension) throws IOException {
    File tempFile = Files.createTempFile("resource", extension).toFile();
    tempFile.deleteOnExit();

    try (OutputStream out = new FileOutputStream(tempFile)) {
      byte[] buffer = new byte[4096];
      int read;

      while ((read = in.read(buffer)) != -1) {
        out.write(buffer, 0, read);
      }
    }
    System.load(tempFile.getAbsolutePath());
  }

  /*
  If a .so and/or .dylib is embedded within this jar as a resource file, attempt
  to copy it to a temporary file and then load it. This allows the jar to be
  used even without a libsignal_jni shared library existing on the filesystem.
  */
  private static void loadLibrary() {
    try {
      String  osName    = System.getProperty("os.name").toLowerCase(java.util.Locale.ROOT);
      boolean isMacOs   = osName.startsWith("mac os");
      String  extension = isMacOs ? ".dylib" : ".so";

      try (InputStream in = Native.class.getResourceAsStream("/libsignal_jni" + extension)) {
        if (in != null) {
          copyToTempFileAndLoad(in, extension);
        } else {
          System.loadLibrary("signal_jni");
        }
      }
    } catch (Exception e) {
      throw new RuntimeException(e);
    }
  }

  static {
    loadLibrary();
  }

  private Native() {}

  public static native byte[] Aes256GcmSiv_Decrypt(long aesGcmSiv, byte[] msg, byte[] nonce, byte[] associatedData);
  public static native void Aes256GcmSiv_Destroy(long handle);
  public static native byte[] Aes256GcmSiv_Encrypt(long aesGcmSiv, byte[] msg, byte[] nonce, byte[] associatedData);
  public static native long Aes256GcmSiv_New(byte[] key);

  public static native String DisplayableFingerprint_Format(byte[] local, byte[] remote);

  public static native byte[] ECPrivateKey_Agree(long privateKeyHandle, long publicKeyHandle);
  public static native long ECPrivateKey_Deserialize(byte[] data);
  public static native void ECPrivateKey_Destroy(long handle);
  public static native long ECPrivateKey_Generate();
  public static native long ECPrivateKey_GetPublicKey(long handle);
  public static native byte[] ECPrivateKey_Serialize(long handle);
  public static native byte[] ECPrivateKey_Sign(long handle, byte[] message);

  public static native int ECPublicKey_Compare(long key1, long key2);
  public static native long ECPublicKey_Deserialize(byte[] data, int offset);
  public static native void ECPublicKey_Destroy(long handle);
  public static native byte[] ECPublicKey_GetPublicKeyBytes(long handle);
  public static native byte[] ECPublicKey_Serialize(long handle);
  public static native boolean ECPublicKey_Verify(long handle, byte[] message, byte[] signature);

  public static native byte[] GroupCipher_DecryptMessage(long senderKeyName, byte[] message, SenderKeyStore store);
  public static native byte[] GroupCipher_EncryptMessage(long senderKeyName, byte[] message, SenderKeyStore store);

  public static native long GroupSessionBuilder_CreateSenderKeyDistributionMessage(long senderKeyName, SenderKeyStore store);
  public static native void GroupSessionBuilder_ProcessSenderKeyDistributionMessage(long senderKeyName, long senderKeyDistributionMessage, SenderKeyStore store);

  public static native byte[] HKDF_DeriveSecrets(int version, byte[] inputKeyMaterial, byte[] salt, byte[] info, int outputLength);

  public static native long[] IdentityKeyPair_Deserialize(byte[] data);
  public static native byte[] IdentityKeyPair_Serialize(long publicKeyHandle, long privateKeyHandle);

  public static native void NumericFingerprintGenerator_Destroy(long handle);
  public static native String NumericFingerprintGenerator_GetDisplayString(long handle);
  public static native byte[] NumericFingerprintGenerator_GetScannableEncoding(long handle);
  public static native long NumericFingerprintGenerator_New(int iterations, int version, byte[] localIdentifier, byte[] localKey, byte[] remoteIdentifier, byte[] remoteKey);

  public static native void PreKeyBundle_Destroy(long handle);
  public static native int PreKeyBundle_GetDeviceId(long handle);
  public static native long PreKeyBundle_GetIdentityKey(long handle);
  public static native int PreKeyBundle_GetPreKeyId(long handle);
  public static native long PreKeyBundle_GetPreKeyPublic(long handle);
  public static native int PreKeyBundle_GetRegistrationId(long handle);
  public static native int PreKeyBundle_GetSignedPreKeyId(long handle);
  public static native long PreKeyBundle_GetSignedPreKeyPublic(long handle);
  public static native byte[] PreKeyBundle_GetSignedPreKeySignature(long handle);
  public static native long PreKeyBundle_New(int registrationId, int deviceId, int prekeyId, long prekeyHandle, int signedPrekeyId, long signedPrekeyHandle, byte[] signedPrekeySignature, long identityKeyHandle);

  public static native long PreKeyRecord_Deserialize(byte[] data);
  public static native void PreKeyRecord_Destroy(long handle);
  public static native int PreKeyRecord_GetId(long handle);
  public static native long PreKeyRecord_GetPrivateKey(long handle);
  public static native long PreKeyRecord_GetPublicKey(long handle);
  public static native byte[] PreKeyRecord_GetSerialized(long handle);
  public static native long PreKeyRecord_New(int id, long pubKeyHandle, long privKeyHandle);

  public static native long PreKeySignalMessage_Deserialize(byte[] data);
  public static native void PreKeySignalMessage_Destroy(long handle);
  public static native byte[] PreKeySignalMessage_GetBaseKey(long handle);
  public static native byte[] PreKeySignalMessage_GetIdentityKey(long handle);
  public static native int PreKeySignalMessage_GetPreKeyId(long handle);
  public static native int PreKeySignalMessage_GetRegistrationId(long handle);
  public static native byte[] PreKeySignalMessage_GetSerialized(long handle);
  public static native byte[] PreKeySignalMessage_GetSignalMessage(long handle);
  public static native int PreKeySignalMessage_GetSignedPreKeyId(long handle);
  public static native int PreKeySignalMessage_GetVersion(long handle);
  public static native long PreKeySignalMessage_New(int messageVersion, int registrationId, int preKeyId, int signedPreKeyId, long baseKeyHandle, long identityKeyHandle, long signalMessageHandle);

  public static native void ProtocolAddress_Destroy(long handle);
  public static native int ProtocolAddress_DeviceId(long handle);
  public static native String ProtocolAddress_Name(long handle);
  public static native long ProtocolAddress_New(String name, int deviceId);

  public static native boolean ScannableFingerprint_Compare(byte[] fprint1, byte[] fprint2);

  public static native long SealedSessionCipher_DecryptToUsmc(byte[] ctext, IdentityKeyStore identityStore);
  public static native byte[] SealedSessionCipher_Encrypt(long destination, long senderCert, byte[] ptext, SessionStore sessionStore, IdentityKeyStore identityStore);

  public static native long SenderCertificate_Deserialize(byte[] data);
  public static native void SenderCertificate_Destroy(long handle);
  public static native byte[] SenderCertificate_GetCertificate(long handle);
  public static native int SenderCertificate_GetDeviceId(long handle);
  public static native long SenderCertificate_GetExpiration(long handle);
  public static native long SenderCertificate_GetKey(long handle);
  public static native String SenderCertificate_GetSenderE164(long handle);
  public static native String SenderCertificate_GetSenderUuid(long handle);
  public static native byte[] SenderCertificate_GetSerialized(long handle);
  public static native long SenderCertificate_GetServerCertificate(long handle);
  public static native byte[] SenderCertificate_GetSignature(long handle);
  public static native long SenderCertificate_New(String senderUuid, String senderE164, int senderDeviceId, long senderKey, long expiration, long signerCert, long signerKey);
  public static native long SenderCertificate_PreferredAddress(long cert, SessionStore sessionStore);
  public static native boolean SenderCertificate_Validate(long cert, long key, long time);

  public static native long SenderKeyDistributionMessage_Deserialize(byte[] data);
  public static native void SenderKeyDistributionMessage_Destroy(long handle);
  public static native byte[] SenderKeyDistributionMessage_GetChainKey(long handle);
  public static native int SenderKeyDistributionMessage_GetId(long handle);
  public static native int SenderKeyDistributionMessage_GetIteration(long handle);
  public static native byte[] SenderKeyDistributionMessage_GetSerialized(long handle);
  public static native byte[] SenderKeyDistributionMessage_GetSignatureKey(long handle);
  public static native long SenderKeyDistributionMessage_New(int keyId, int iteration, byte[] chainkey, long pkHandle);

  public static native long SenderKeyMessage_Deserialize(byte[] data);
  public static native void SenderKeyMessage_Destroy(long handle);
  public static native byte[] SenderKeyMessage_GetCipherText(long handle);
  public static native int SenderKeyMessage_GetIteration(long handle);
  public static native int SenderKeyMessage_GetKeyId(long handle);
  public static native byte[] SenderKeyMessage_GetSerialized(long handle);
  public static native long SenderKeyMessage_New(int keyId, int iteration, byte[] ciphertext, long pkHandle);
  public static native boolean SenderKeyMessage_VerifySignature(long handle, long pubkeyHandle);

  public static native void SenderKeyName_Destroy(long handle);
  public static native String SenderKeyName_GetGroupId(long handle);
  public static native int SenderKeyName_GetSenderDeviceId(long handle);
  public static native String SenderKeyName_GetSenderName(long handle);
  public static native long SenderKeyName_New(String groupId, String senderName, int senderDeviceId);

  public static native long SenderKeyRecord_Deserialize(byte[] data);
  public static native void SenderKeyRecord_Destroy(long handle);
  public static native byte[] SenderKeyRecord_GetSerialized(long handle);
  public static native long SenderKeyRecord_New();

  public static native long ServerCertificate_Deserialize(byte[] data);
  public static native void ServerCertificate_Destroy(long handle);
  public static native byte[] ServerCertificate_GetCertificate(long handle);
  public static native long ServerCertificate_GetKey(long handle);
  public static native int ServerCertificate_GetKeyId(long handle);
  public static native byte[] ServerCertificate_GetSerialized(long handle);
  public static native byte[] ServerCertificate_GetSignature(long handle);
  public static native long ServerCertificate_New(int keyId, long serverKey, long trustRoot);

  public static native void SessionBuilder_ProcessPreKeyBundle(long bundle, long protocolAddress, SessionStore sessionStore, IdentityKeyStore identityKeyStore);

  public static native byte[] SessionCipher_DecryptPreKeySignalMessage(long message, long protocolAddress, SessionStore sessionStore, IdentityKeyStore identityKeyStore, PreKeyStore prekeyStore, SignedPreKeyStore signedPrekeyStore);
  public static native byte[] SessionCipher_DecryptSignalMessage(long message, long protocolAddress, SessionStore sessionStore, IdentityKeyStore identityKeyStore);
  public static native CiphertextMessage SessionCipher_EncryptMessage(byte[] message, long protocolAddress, SessionStore sessionStore, IdentityKeyStore identityKeyStore);

  public static native void SessionRecord_ArchiveCurrentState(long handle);
  public static native long SessionRecord_Deserialize(byte[] data);
  public static native void SessionRecord_Destroy(long handle);
  public static native long SessionRecord_FromSingleSessionState(byte[] sessionState);
  public static native byte[] SessionRecord_GetAliceBaseKey(long handle);
  public static native byte[] SessionRecord_GetLocalIdentityKeyPublic(long handle);
  public static native int SessionRecord_GetLocalRegistrationId(long handle);
  public static native byte[] SessionRecord_GetReceiverChainKeyValue(long sessionState, long key);
  public static native byte[] SessionRecord_GetRemoteIdentityKeyPublic(long handle);
  public static native int SessionRecord_GetRemoteRegistrationId(long handle);
  public static native byte[] SessionRecord_GetSenderChainKeyValue(long handle);
  public static native int SessionRecord_GetSessionVersion(long handle);
  public static native boolean SessionRecord_HasSenderChain(long handle);
  public static native long SessionRecord_InitializeAliceSession(long identityKeyPrivate, long identityKeyPublic, long basePrivate, long basePublic, long theirIdentityKey, long theirSignedPrekey, long theirRatchetKey);
  public static native long SessionRecord_InitializeBobSession(long identityKeyPrivate, long identityKeyPublic, long signedPrekeyPrivate, long signedPrekeyPublic, long ephPrivate, long ephPublic, long theirIdentityKey, long theirBaseKey);
  public static native long SessionRecord_NewFresh();
  public static native byte[] SessionRecord_Serialize(long handle);

  public static native long SignalMessage_Deserialize(byte[] data);
  public static native void SignalMessage_Destroy(long handle);
  public static native byte[] SignalMessage_GetBody(long handle);
  public static native int SignalMessage_GetCounter(long handle);
  public static native int SignalMessage_GetMessageVersion(long handle);
  public static native byte[] SignalMessage_GetSenderRatchetKey(long handle);
  public static native byte[] SignalMessage_GetSerialized(long handle);
  public static native long SignalMessage_New(int messageVersion, byte[] macKey, long senderRatchetKey, int counter, int previousCounter, byte[] ciphertext, long senderIdentityKey, long receiverIdentityKey);
  public static native boolean SignalMessage_VerifyMac(long handle, long senderIdentityKey, long receiverIdentityKey, byte[] macKey);

  public static native long SignedPreKeyRecord_Deserialize(byte[] data);
  public static native void SignedPreKeyRecord_Destroy(long handle);
  public static native int SignedPreKeyRecord_GetId(long handle);
  public static native long SignedPreKeyRecord_GetPrivateKey(long handle);
  public static native long SignedPreKeyRecord_GetPublicKey(long handle);
  public static native byte[] SignedPreKeyRecord_GetSerialized(long handle);
  public static native byte[] SignedPreKeyRecord_GetSignature(long handle);
  public static native long SignedPreKeyRecord_GetTimestamp(long handle);
  public static native long SignedPreKeyRecord_New(int id, long timestamp, long pubKeyHandle, long privKeyHandle, byte[] signature);

  public static native long UnidentifiedSenderMessageContent_Deserialize(byte[] data);
  public static native void UnidentifiedSenderMessageContent_Destroy(long handle);
  public static native byte[] UnidentifiedSenderMessageContent_GetContents(long handle);
  public static native int UnidentifiedSenderMessageContent_GetMsgType(long handle);
  public static native long UnidentifiedSenderMessageContent_GetSenderCert(long handle);
  public static native byte[] UnidentifiedSenderMessageContent_GetSerialized(long handle);
  public static native long UnidentifiedSenderMessageContent_New(int msgType, long sender, byte[] contents);

  public static native long UnidentifiedSenderMessage_Deserialize(byte[] data);
  public static native void UnidentifiedSenderMessage_Destroy(long handle);
  public static native byte[] UnidentifiedSenderMessage_GetEncryptedMessage(long handle);
  public static native byte[] UnidentifiedSenderMessage_GetEncryptedStatic(long handle);
  public static native long UnidentifiedSenderMessage_GetEphemeralPublic(long handle);
  public static native byte[] UnidentifiedSenderMessage_GetSerialized(long handle);
  public static native long UnidentifiedSenderMessage_New(long publicKey, byte[] encryptedStatic, byte[] encryptedMessage);
}