keygen

package
v0.0.0-...-4f94b01 Latest Latest
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 Go to latest Published: Aug 2, 2023 License: GPL-2.0, GPL-3.0 Imports: 14 Imported by: 0

Documentation

Overview

Package keygen MPC implementation of generating pubkey

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func CheckFull 

func CheckFull(msg []smpc.Message) bool

CheckFull Check for empty messages

func NewLocalDNode 

func NewLocalDNode(
	out chan<- smpc.Message,
	end chan<- LocalDNodeSaveData,
	DNodeCountInGroup int,
	threshold int,
	paillierkeylength int,
	keytype string,
) smpc.DNode

NewLocalDNode new a DNode data struct for current node

Types

type KGRound0Message 

type KGRound0Message struct {
	*KGRoundMessage
}

KGRound0Message Round 0 sending message

func (*KGRound0Message) GetFromID 

func (kg *KGRound0Message) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound0Message) GetFromIndex 

func (kg *KGRound0Message) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound0Message) GetMsgType 

func (kg *KGRound0Message) GetMsgType() string

GetMsgType get msg type

func (*KGRound0Message) GetToID 

func (kg *KGRound0Message) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound0Message) IsBroadcast 

func (kg *KGRound0Message) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound0Message) OutMap 

func (kg *KGRound0Message) OutMap() map[string]string

OutMap transfer *KGRound0Message to map

type KGRound1Message 

type KGRound1Message struct {
	*KGRoundMessage

	ComC      *big.Int `json:"ComC"`
	ComCBip32 *big.Int `json:"ComCBip32"`

	U1PaillierPk *ec2.PublicKey `json:"U1PaillierPk"`
}

KGRound1Message Round 1 sending message

func (*KGRound1Message) GetFromID 

func (kg *KGRound1Message) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound1Message) GetFromIndex 

func (kg *KGRound1Message) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound1Message) GetMsgType 

func (kg *KGRound1Message) GetMsgType() string

GetMsgType get msg type

func (*KGRound1Message) GetToID 

func (kg *KGRound1Message) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound1Message) IsBroadcast 

func (kg *KGRound1Message) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound1Message) OutMap 

func (kg *KGRound1Message) OutMap() map[string]string

OutMap transfer *KGRound1Message to map

type KGRound2Message 

type KGRound2Message struct {
	*KGRoundMessage

	ID    *big.Int
	Share *big.Int
}

KGRound2Message Round 2 sending message

func (*KGRound2Message) GetFromID 

func (kg *KGRound2Message) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound2Message) GetFromIndex 

func (kg *KGRound2Message) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound2Message) GetMsgType 

func (kg *KGRound2Message) GetMsgType() string

GetMsgType get msg type

func (*KGRound2Message) GetToID 

func (kg *KGRound2Message) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound2Message) IsBroadcast 

func (kg *KGRound2Message) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound2Message) OutMap 

func (kg *KGRound2Message) OutMap() map[string]string

OutMap transfer *KGRound2Message to map

type KGRound2Message1 

type KGRound2Message1 struct {
	*KGRoundMessage

	C1 *big.Int
}

KGRound2Message1 Round 2 sending message

func (*KGRound2Message1) GetFromID 

func (kg *KGRound2Message1) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound2Message1) GetFromIndex 

func (kg *KGRound2Message1) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound2Message1) GetMsgType 

func (kg *KGRound2Message1) GetMsgType() string

GetMsgType get msg type

func (*KGRound2Message1) GetToID 

func (kg *KGRound2Message1) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound2Message1) IsBroadcast 

func (kg *KGRound2Message1) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound2Message1) OutMap 

func (kg *KGRound2Message1) OutMap() map[string]string

OutMap transfer *KGRound2Message1 to map

type KGRound2Message2 

type KGRound2Message2 struct {
	*KGRoundMessage
	Num  *big.Int
	SfPf *ec2.SquareFreeProof
}

KGRound2Message2 Round 2 sending message2

func (*KGRound2Message2) GetFromID 

func (kg *KGRound2Message2) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound2Message2) GetFromIndex 

func (kg *KGRound2Message2) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound2Message2) GetMsgType 

func (kg *KGRound2Message2) GetMsgType() string

GetMsgType get msg type

func (*KGRound2Message2) GetToID 

func (kg *KGRound2Message2) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound2Message2) IsBroadcast 

func (kg *KGRound2Message2) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound2Message2) OutMap 

func (kg *KGRound2Message2) OutMap() map[string]string

OutMap transfer *KGRound2Message1 to map

type KGRound3Message 

type KGRound3Message struct {
	*KGRoundMessage
	ComU1GD  []*big.Int
	ComC1GD  []*big.Int
	U1PolyGG [][]*big.Int
}

KGRound3Message Round 3 sending message

func (*KGRound3Message) GetFromID 

func (kg *KGRound3Message) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound3Message) GetFromIndex 

func (kg *KGRound3Message) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound3Message) GetMsgType 

func (kg *KGRound3Message) GetMsgType() string

GetMsgType get msg type

func (*KGRound3Message) GetToID 

func (kg *KGRound3Message) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound3Message) IsBroadcast 

func (kg *KGRound3Message) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound3Message) OutMap 

func (kg *KGRound3Message) OutMap() map[string]string

OutMap transfer *KGRound3Message to map

type KGRound3Message1 

type KGRound3Message1 struct {
	*KGRoundMessage
	Y *big.Int
}

KGRound3Message1 Round 3 sending message1

func (*KGRound3Message1) GetFromID 

func (kg *KGRound3Message1) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound3Message1) GetFromIndex 

func (kg *KGRound3Message1) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound3Message1) GetMsgType 

func (kg *KGRound3Message1) GetMsgType() string

GetMsgType get msg type

func (*KGRound3Message1) GetToID 

func (kg *KGRound3Message1) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound3Message1) IsBroadcast 

func (kg *KGRound3Message1) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound3Message1) OutMap 

func (kg *KGRound3Message1) OutMap() map[string]string

OutMap transfer *KGRound3Message1 to map

type KGRound4Message 

type KGRound4Message struct {
	*KGRoundMessage
	U1NtildeH1H2 *ec2.NtildeH1H2

	//add for ntilde zk
	NtildeProof1 *ec2.NtildeProof
	NtildeProof2 *ec2.NtildeProof

	// add for xi commitment
	ComXiC *big.Int

	//pubkey
	PubKeyX *big.Int
	PubKeyY *big.Int
}

KGRound4Message Round 4 sending message

func (*KGRound4Message) GetFromID 

func (kg *KGRound4Message) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound4Message) GetFromIndex 

func (kg *KGRound4Message) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound4Message) GetMsgType 

func (kg *KGRound4Message) GetMsgType() string

GetMsgType get msg type

func (*KGRound4Message) GetToID 

func (kg *KGRound4Message) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound4Message) IsBroadcast 

func (kg *KGRound4Message) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound4Message) OutMap 

func (kg *KGRound4Message) OutMap() map[string]string

OutMap transfer *KGRound4Message to map

type KGRound5Message 

type KGRound5Message struct {
	*KGRoundMessage
	ComXiGD []*big.Int
}

KGRound5Message Round 5 sending message

func (*KGRound5Message) GetFromID 

func (kg *KGRound5Message) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound5Message) GetFromIndex 

func (kg *KGRound5Message) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound5Message) GetMsgType 

func (kg *KGRound5Message) GetMsgType() string

GetMsgType get msg type

func (*KGRound5Message) GetToID 

func (kg *KGRound5Message) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound5Message) IsBroadcast 

func (kg *KGRound5Message) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound5Message) OutMap 

func (kg *KGRound5Message) OutMap() map[string]string

OutMap transfer *KGRound5Message to map

type KGRound5Message1 

type KGRound5Message1 struct {
	*KGRoundMessage

	Num  *big.Int
	HvPf *ec2.HvProof
}

KGRound5Message1 Round 5-1 sending message

func (*KGRound5Message1) GetFromID 

func (kg *KGRound5Message1) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound5Message1) GetFromIndex 

func (kg *KGRound5Message1) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound5Message1) GetMsgType 

func (kg *KGRound5Message1) GetMsgType() string

GetMsgType get msg type

func (*KGRound5Message1) GetToID 

func (kg *KGRound5Message1) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound5Message1) IsBroadcast 

func (kg *KGRound5Message1) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound5Message1) OutMap 

func (kg *KGRound5Message1) OutMap() map[string]string

OutMap transfer *KGRound5Message1 to map

type KGRound5Message2 

type KGRound5Message2 struct {
	*KGRoundMessage
	Num  *big.Int
	SfPf *ec2.SquareFreeProof
}

KGRound5Message2 Round 5 sending message2

func (*KGRound5Message2) GetFromID 

func (kg *KGRound5Message2) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound5Message2) GetFromIndex 

func (kg *KGRound5Message2) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound5Message2) GetMsgType 

func (kg *KGRound5Message2) GetMsgType() string

GetMsgType get msg type

func (*KGRound5Message2) GetToID 

func (kg *KGRound5Message2) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound5Message2) IsBroadcast 

func (kg *KGRound5Message2) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound5Message2) OutMap 

func (kg *KGRound5Message2) OutMap() map[string]string

OutMap transfer *KGRound5Message2 to map

type KGRound6Message 

type KGRound6Message struct {
	*KGRoundMessage
	U1zkXiProof       *ec2.ZkXiProof
	CheckPubkeyStatus bool
}

KGRound6Message Round 6 sending message

func (*KGRound6Message) GetFromID 

func (kg *KGRound6Message) GetFromID() string

GetFromID get the ID of sending nodes in the group

func (*KGRound6Message) GetFromIndex 

func (kg *KGRound6Message) GetFromIndex() int

GetFromIndex get the Serial number of sending nodes in the group

func (*KGRound6Message) GetMsgType 

func (kg *KGRound6Message) GetMsgType() string

GetMsgType get msg type

func (*KGRound6Message) GetToID 

func (kg *KGRound6Message) GetToID() []string

GetToID get the ID of the node that broacasting message to

func (*KGRound6Message) IsBroadcast 

func (kg *KGRound6Message) IsBroadcast() bool

IsBroadcast weather broacast the message

func (*KGRound6Message) OutMap 

func (kg *KGRound6Message) OutMap() map[string]string

OutMap transfer *KGRound6Message to map

type KGRoundMessage 

type KGRoundMessage struct {
	FromID    string   `json:"FromID"` //DNodeID
	FromIndex int      `json:"FromIndex"`
	ToID      []string `json:"ToID"`
}

KGRoundMessage base type of kg round message

func (*KGRoundMessage) AppendToID 

func (kg *KGRoundMessage) AppendToID(toid string)

AppendToID get the ID of nodes that the message will broacast to

func (*KGRoundMessage) SetFromID 

func (kg *KGRoundMessage) SetFromID(id string)

SetFromID set sending nodes's ID

func (*KGRoundMessage) SetFromIndex 

func (kg *KGRoundMessage) SetFromIndex(index int)

SetFromIndex set sending nodes's serial number in group

type LocalDNode 

type LocalDNode struct {
	*smpc.BaseDNode
	// contains filtered or unexported fields
}

LocalDNode current local node

func (*LocalDNode) DNodeID 

func (p *LocalDNode) DNodeID() string

DNodeID get the ID of current DNode

func (*LocalDNode) DulMessage 

func (p *LocalDNode) DulMessage(msg smpc.Message) bool

DulMessage check whether the msg already exists in the list.

func (*LocalDNode) Finalize 

func (p *LocalDNode) Finalize() bool

Finalize weather gg20 round

func (*LocalDNode) FinalizeRound 

func (p *LocalDNode) FinalizeRound() smpc.Round

FinalizeRound get finalize round

func (*LocalDNode) FirstRound 

func (p *LocalDNode) FirstRound() smpc.Round

FirstRound first round

func (*LocalDNode) SetDNodeID 

func (p *LocalDNode) SetDNodeID(id string)

SetDNodeID set the ID of current DNode p.ID : enode --> DoubleHash --> index+1 --> Sprintf(index+1) --> []byte( Sprintf(index+1) ) --> EncodeToString big.Int format: index+1 string format: EncodeToString

func (*LocalDNode) Start 

func (p *LocalDNode) Start() error

Start generating pubkey start

func (*LocalDNode) StoreMessage 

func (p *LocalDNode) StoreMessage(msg smpc.Message) (bool, error)

StoreMessage Collect data from other nodes

func (*LocalDNode) Update 

func (p *LocalDNode) Update(msg smpc.Message) (ok bool, err error)

Update Collect data from other nodes and enter the next round

type LocalDNodeSaveData 

type LocalDNodeSaveData struct {
	//save to local db
	Pkx *big.Int
	Pky *big.Int
	C   *big.Int

	SkU1             *big.Int
	U1PaillierSk     *ec2.PrivateKey
	U1PaillierPk     []*ec2.PublicKey
	U1NtildePrivData *ec2.NtildePrivData
	U1NtildeH1H2     []*ec2.NtildeH1H2

	IDs        smpc.SortableIDSSlice
	CurDNodeID *big.Int
}

LocalDNodeSaveData the data will save to local db after keygen

func GetLocalDNodeSaveData 

func GetLocalDNodeSaveData(data map[string]string) *LocalDNodeSaveData

GetLocalDNodeSaveData get LocalDNodeSaveData from map

func NewLocalDNodeSaveData 

func NewLocalDNodeSaveData(DNodeCount int) (saveData LocalDNodeSaveData)

NewLocalDNodeSaveData init a LocalDNodeSaveData data struct

func (*LocalDNodeSaveData) OutMap 

func (sd *LocalDNodeSaveData) OutMap() map[string]string

OutMap Convert LocalDNodeSaveData into map

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