Package org.signal.libsignal.metadata

Class SealedSessionCipher

java.lang.Object

org.signal.libsignal.metadata.SealedSessionCipher

public class SealedSessionCipher
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SealedSessionCipher.DecryptionResult

Constructor Summary

Constructors

Constructor	Description
SealedSessionCipher(SignalProtocolStore signalProtocolStore, java.util.UUID localUuid, java.lang.String localE164Address, int localDeviceId)

Method Summary

Modifier and Type	Method	Description
SealedSessionCipher.DecryptionResult	decrypt(CertificateValidator validator, byte[] ciphertext, long timestamp)
byte[]	encrypt(SignalProtocolAddress destinationAddress, SenderCertificate senderCertificate, byte[] paddedPlaintext)
byte[]	encrypt(SignalProtocolAddress destinationAddress, UnidentifiedSenderMessageContent content)
int	getRemoteRegistrationId(SignalProtocolAddress remoteAddress)
int	getSessionVersion(SignalProtocolAddress remoteAddress)
byte[]	multiRecipientEncrypt(java.util.List<SignalProtocolAddress> recipients, UnidentifiedSenderMessageContent content)

Methods inherited from class java.lang.Object

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

Constructor Detail

SealedSessionCipher

public SealedSessionCipher(SignalProtocolStore signalProtocolStore,
                           java.util.UUID localUuid,
                           java.lang.String localE164Address,
                           int localDeviceId)

Method Detail

encrypt

public byte[] encrypt(SignalProtocolAddress destinationAddress,
                      SenderCertificate senderCertificate,
                      byte[] paddedPlaintext)
               throws InvalidKeyException,
                      UntrustedIdentityException

Throws:

InvalidKeyException

UntrustedIdentityException

encrypt

public byte[] encrypt(SignalProtocolAddress destinationAddress,
                      UnidentifiedSenderMessageContent content)
               throws InvalidKeyException,
                      UntrustedIdentityException

Throws:

InvalidKeyException

UntrustedIdentityException

multiRecipientEncrypt

public byte[] multiRecipientEncrypt(java.util.List<SignalProtocolAddress> recipients,
                                    UnidentifiedSenderMessageContent content)
                             throws InvalidKeyException,
                                    InvalidRegistrationIdException,
                                    NoSessionException,
                                    UntrustedIdentityException

Throws:

InvalidKeyException

InvalidRegistrationIdException

NoSessionException

UntrustedIdentityException

decrypt

public SealedSessionCipher.DecryptionResult decrypt(CertificateValidator validator,
                                                    byte[] ciphertext,
                                                    long timestamp)
                                             throws InvalidMetadataMessageException,
                                                    InvalidMetadataVersionException,
                                                    ProtocolInvalidMessageException,
                                                    ProtocolInvalidKeyException,
                                                    ProtocolNoSessionException,
                                                    ProtocolLegacyMessageException,
                                                    ProtocolInvalidVersionException,
                                                    ProtocolDuplicateMessageException,
                                                    ProtocolInvalidKeyIdException,
                                                    ProtocolUntrustedIdentityException,
                                                    SelfSendException

Throws:

InvalidMetadataMessageException

InvalidMetadataVersionException

ProtocolInvalidMessageException

ProtocolInvalidKeyException

ProtocolNoSessionException

ProtocolLegacyMessageException

ProtocolInvalidVersionException

ProtocolDuplicateMessageException

ProtocolInvalidKeyIdException

ProtocolUntrustedIdentityException

SelfSendException

getSessionVersion

public int getSessionVersion(SignalProtocolAddress remoteAddress)

getRemoteRegistrationId

public int getRemoteRegistrationId(SignalProtocolAddress remoteAddress)