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peer.go
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peer.go
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// Copyright © 2022 AMIS Technologies
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package signSix
import (
"math/big"
"github.com/getamis/alice/crypto/birkhoffinterpolation"
pt "github.com/getamis/alice/crypto/ecpointgrouplaw"
"github.com/getamis/alice/crypto/tss/ecdsa/cggmp"
paillierzkproof "github.com/getamis/alice/crypto/zkproof/paillier"
"github.com/getamis/alice/types/message"
)
type peer struct {
*message.Peer
// init data
ssidWithBk []byte
bk *birkhoffinterpolation.BkParameter
bkcoefficient *big.Int
para *paillierzkproof.PederssenOpenParameter
partialPubKey *pt.ECPoint
allY *pt.ECPoint
round1Data *round1Data
round2Data *round2Data
round3Data *round3Data
round4Data *round4Data
round5Data *round5Data
round6Data *round6Data
round7Data *round7Data
}
func newPeer(id string, ssid []byte, bk *birkhoffinterpolation.BkParameter, bkcoefficient *big.Int, para *paillierzkproof.PederssenOpenParameter, partialPubKey *pt.ECPoint, allY *pt.ECPoint) *peer {
ssidWithBk := cggmp.ComputeZKSsid(ssid, bk)
return &peer{
Peer: message.NewPeer(id),
ssidWithBk: ssidWithBk,
bk: bk,
bkcoefficient: bkcoefficient,
para: para,
partialPubKey: partialPubKey,
allY: allY,
}
}