org.whispersystems.signalservice.api.crypto

Class SignalServiceCipher

java.lang.Object

org.whispersystems.signalservice.api.crypto.SignalServiceCipher

public class SignalServiceCipher
extends java.lang.Object

This is used to decrypt received SignalServiceEnvelopes.

Constructor Summary

Constructors

Constructor and Description
SignalServiceCipher(SignalServiceAddress localAddress, org.whispersystems.libsignal.state.SignalProtocolStore signalProtocolStore)

Method Summary

Modifier and Type	Method and Description
SignalServiceContent	decrypt(SignalServiceEnvelope envelope) Decrypt a received SignalServiceEnvelope
OutgoingPushMessage	encrypt(org.whispersystems.libsignal.SignalProtocolAddress destination, byte[] unpaddedMessage, boolean legacy, boolean silent)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SignalServiceCipher

public SignalServiceCipher(SignalServiceAddress localAddress,
                           org.whispersystems.libsignal.state.SignalProtocolStore signalProtocolStore)

Method Detail

encrypt

public OutgoingPushMessage encrypt(org.whispersystems.libsignal.SignalProtocolAddress destination,
                                   byte[] unpaddedMessage,
                                   boolean legacy,
                                   boolean silent)

decrypt

public SignalServiceContent decrypt(SignalServiceEnvelope envelope)
                             throws org.whispersystems.libsignal.InvalidVersionException,
                                    org.whispersystems.libsignal.InvalidMessageException,
                                    org.whispersystems.libsignal.InvalidKeyException,
                                    org.whispersystems.libsignal.DuplicateMessageException,
                                    org.whispersystems.libsignal.InvalidKeyIdException,
                                    org.whispersystems.libsignal.UntrustedIdentityException,
                                    org.whispersystems.libsignal.LegacyMessageException,
                                    org.whispersystems.libsignal.NoSessionException

Decrypt a received SignalServiceEnvelope

Parameters:

envelope - The received SignalServiceEnvelope

Returns:

a decrypted SignalServiceContent

Throws:

org.whispersystems.libsignal.InvalidVersionException

org.whispersystems.libsignal.InvalidMessageException

org.whispersystems.libsignal.InvalidKeyException

org.whispersystems.libsignal.DuplicateMessageException

org.whispersystems.libsignal.InvalidKeyIdException

UntrustedIdentityException

org.whispersystems.libsignal.LegacyMessageException

org.whispersystems.libsignal.NoSessionException

org.whispersystems.libsignal.UntrustedIdentityException