ostore.security.thresh
Class ThresholdSignedQSTree

java.lang.Object
  |
  +--ostore.security.SignedQS
        |
        +--ostore.security.SignedQSTree
              |
              +--ostore.security.thresh.ThresholdSignedQSTree

All Implemented Interfaces:

QuickSerializable

public class ThresholdSignedQSTree

extends SignedQSTree

A SignedQS for threshold signatures.

Version:

$Id: ThresholdSignedQSTree.java,v 1.7 2002/08/14 01:13:34 srhea Exp $

Author:

Sean C. Rhea

Nested Class Summary

Nested classes inherited from class ostore.security.SignedQSTree

SignedQSTree.Root

Nested classes inherited from class ostore.security.SignedQS

SignedQS.SignatureBuffer

Field Summary

Fields inherited from class ostore.security.SignedQSTree

_elts

Fields inherited from class ostore.security.SignedQS

_qs_signature, _qs_signature_type, _signature, _user_data

Constructor Summary

ThresholdSignedQSTree(InputBuffer buffer)
Deserialize the same way as a SignedQS.

ThresholdSignedQSTree(QSArray elts, byte[] signature)
The default constructor.

Method Summary

static byte[]	bytes_to_sign(QSArray elts, long qs_signature_type)
static SigShare	create_sig_share(KeyShare keyshare, QSArray elts, long qs_signature_type)

Methods inherited from class ostore.security.SignedQSTree

compute_root, compute_tree, main, next_highest_power_of_two, serialize, toString, user_data, verify

Methods inherited from class ostore.security.SignedQS

init, init, qs_signature, verify

Methods inherited from class java.lang.Object

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

Constructor Detail

ThresholdSignedQSTree

public ThresholdSignedQSTree(InputBuffer buffer)
                      throws QSException

Deserialize the same way as a SignedQS.

ThresholdSignedQSTree

public ThresholdSignedQSTree(QSArray elts,
                             byte[] signature)

The default constructor.

TODO: this interface practically encourages bugs.

Method Detail

create_sig_share

public static SigShare create_sig_share(KeyShare keyshare,
                                        QSArray elts,
                                        long qs_signature_type)

bytes_to_sign

public static byte[] bytes_to_sign(QSArray elts,
                                   long qs_signature_type)