Package org.signal.libsignal.protocol.message

Class SignalMessage

java.lang.Object

org.signal.libsignal.protocol.message.SignalMessage

All Implemented Interfaces:

NativeHandleGuard.Owner, CiphertextMessage

public class SignalMessage
extends java.lang.Object
implements CiphertextMessage, NativeHandleGuard.Owner

Field Summary

Fields inherited from interface org.signal.libsignal.protocol.message.CiphertextMessage

CURRENT_VERSION, ENCRYPTED_MESSAGE_OVERHEAD, PLAINTEXT_CONTENT_TYPE, PREKEY_TYPE, SENDERKEY_TYPE, WHISPER_TYPE

Constructor Summary

Constructors

Constructor	Description
SignalMessage(byte[] serialized)
SignalMessage(long unsafeHandle)

Method Summary

Modifier and Type	Method	Description
protected void	finalize()
byte[]	getBody()
int	getCounter()
int	getMessageVersion()
ECPublicKey	getSenderRatchetKey()
int	getType()
static boolean	isLegacy(byte[] message)
byte[]	serialize()
long	unsafeNativeHandleWithoutGuard()
void	verifyMac(IdentityKey senderIdentityKey, IdentityKey receiverIdentityKey, javax.crypto.spec.SecretKeySpec macKey)

Methods inherited from class java.lang.Object

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

Constructor Detail

SignalMessage

public SignalMessage(byte[] serialized)
              throws InvalidMessageException,
                     InvalidVersionException,
                     InvalidKeyException,
                     LegacyMessageException

Throws:

InvalidMessageException

InvalidVersionException

InvalidKeyException

LegacyMessageException

SignalMessage

public SignalMessage(long unsafeHandle)

Method Detail

finalize

protected void finalize()

Overrides:

finalize in class java.lang.Object

getSenderRatchetKey

public ECPublicKey getSenderRatchetKey()

getMessageVersion

public int getMessageVersion()

getCounter

public int getCounter()

getBody

public byte[] getBody()

verifyMac

public void verifyMac(IdentityKey senderIdentityKey,
                      IdentityKey receiverIdentityKey,
                      javax.crypto.spec.SecretKeySpec macKey)
               throws InvalidMessageException,
                      InvalidKeyException

Throws:

InvalidMessageException

InvalidKeyException

serialize

public byte[] serialize()

Specified by:

serialize in interface CiphertextMessage

getType

public int getType()

Specified by:

getType in interface CiphertextMessage

unsafeNativeHandleWithoutGuard

public long unsafeNativeHandleWithoutGuard()

Specified by:

unsafeNativeHandleWithoutGuard in interface CiphertextMessage

Specified by:

unsafeNativeHandleWithoutGuard in interface NativeHandleGuard.Owner

isLegacy

public static boolean isLegacy(byte[] message)