Package org.bouncycastle.mls.codec

Class PublicMessage

java.lang.Object

org.bouncycastle.mls.codec.PublicMessage

All Implemented Interfaces:

MLSInputStream.Readable, MLSOutputStream.Writable

public class PublicMessage
extends Object
implements MLSInputStream.Readable, MLSOutputStream.Writable

Constructor Summary

Constructors

Constructor	Description
PublicMessage(FramedContent content, org.bouncycastle.mls.codec.FramedContentAuthData auth, byte[] membership_tag)
PublicMessage(MLSInputStream stream)

Method Summary

Modifier and Type	Method	Description
byte[]	membershipMac(MlsCipherSuite suite, Secret membershipKey, GroupContext context)
static PublicMessage	protect(AuthenticatedContent authContent, MlsCipherSuite suite, byte[] membershipKeyBytes, byte[] groupContextBytes)
AuthenticatedContent	unprotect(MlsCipherSuite suite, Secret membership_key, GroupContext context)
void	writeTo(MLSOutputStream stream)

Methods inherited from class java.lang.Object

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

Constructor Details

PublicMessage

public PublicMessage(MLSInputStream stream)
              throws IOException

Throws:

IOException

PublicMessage

public PublicMessage(FramedContent content,
 org.bouncycastle.mls.codec.FramedContentAuthData auth,
 byte[] membership_tag)

Method Details

writeTo

public void writeTo(MLSOutputStream stream)
             throws IOException

Specified by:

writeTo in interface MLSOutputStream.Writable

Throws:

IOException

protect

public static PublicMessage protect(AuthenticatedContent authContent,
 MlsCipherSuite suite,
 byte[] membershipKeyBytes,
 byte[] groupContextBytes)
                             throws IOException

Throws:

IOException

unprotect

public AuthenticatedContent unprotect(MlsCipherSuite suite,
 Secret membership_key,
 GroupContext context)
                               throws Exception

Throws:

Exception

membershipMac

public byte[] membershipMac(MlsCipherSuite suite,
 Secret membershipKey,
 GroupContext context)
                     throws IOException

Throws:

IOException