Merge pull request #25 from ABD-AZE/dev

implemented consensus/types

consensus/types/basic.go

@@ -1,15 +1,8 @@
 package types
 
-
-
-
-type ByteList struct{
-
-}
-
-type Address = [20] byte;
-type Bytes32 =[32] byte;
-type LogsBloom =[256] byte;
-type BLSPubKey =[48] byte;
-type SignatureBytes= [96] byte;
-type Transaction =ByteList;//1073741824
+type Address = [20]byte
+type Bytes32 = [32]byte
+type LogsBloom = [256]byte
+type BLSPubKey = [48]byte
+type SignatureBytes = [96]byte
+type Transaction = [1073741824]byte //1073741824

consensus/types/beacon.go

@@ -1,39 +1,228 @@
 package types
 
+// Serialization and Deserialization for ExecutionPayload and BeaconBlockBody can be done by importing from prewritten functions in utils wherever needed.
 
-type BeaconBlock struct{}
-type BeaconBlockBody struct{}// 1 method
-func (b BeaconBlockBody) def(){}//default
-
-type SignedBlsToExecutionChange struct{}
-type BlsToExecutionChange struct{}
-
-type ExecutionPayload struct{}// 1 method
-func (exe ExecutionPayload) def(){}// default
-
-type Withdrawwal struct{}
-type ProposalSlashing struct{}
-type SignedBeaconBlockHeader struct{}
-type AttesterSlashing struct{}
-type IndexedAttestation struct{}
-type Attestation struct {}
-type AttestationData struct{}
-type Checkpoint struct{}
-type SignedVoluntaryExit struct{}
-type VoluntaryExit struct{}
-type Deposit struct{}
-type DepositData struct{}
-type Eth1Data struct{}
-type Updatec struct{}
-type FinalityUpdate struct{}
-type OptimisticUpdate struct{}
-type Bootstrap struct{}
-
-type Header struct{}
-type SyncCommittee struct{}
-type SyncAggregate struct{}
-
-type GenericUpdate struct{}
-func (g GenericUpdate)from(){
-
-}
+type BeaconBlock struct {
+	Slot          uint64
+	ProposerIndex uint64
+	ParentRoot    [32]byte
+	StateRoot     [32]byte
+	Body          BeaconBlockBody
+}
+
+// just implemented the deneb variant
+type BeaconBlockBody struct {
+	RandaoReveal          SignatureBytes                 `json:"randao_reveal"`
+	Eth1Data              Eth1Data                       `json:"eth1_data"`
+	Graffiti              Bytes32                        `json:"graffiti"`
+	ProposerSlashings     [16]ProposerSlashing           `json:"proposer_slashings"` // max length 16 to be ensured
+	AttesterSlashings     [2]AttesterSlashing            `json:"attester_slashings"` // max length 2 to be ensured
+	Attestations          [128]Attestation               `json:"attestations"`       // max length 128 to be ensured
+	Deposits              [16]Deposit                    `json:"deposits"`           // max length 16 to be ensured
+	VoluntaryExits        [16]SignedVoluntaryExit        `json:"voluntary_exits"`    // max length 16 to be ensured
+	SyncAggregate         SyncAggregate                  `json:"sync_aggregate"`
+	ExecutionPayload      ExecutionPayload               `json:"execution_payload"`
+	BlsToExecutionChanges [16]SignedBlsToExecutionChange `json:"bls_to_execution_changes"` // max length 16 to be ensured
+	BlobKzgCommitments    [4096][48]byte                 `json:"blob_kzg_commitments"`     // max length 4096 to be ensured
+} // 1 method
+
+func (b *BeaconBlockBody) Def() {
+	b.RandaoReveal = SignatureBytes{}
+	b.Eth1Data = Eth1Data{}
+	b.Graffiti = Bytes32{}
+	b.ProposerSlashings = [16]ProposerSlashing{}
+	b.AttesterSlashings = [2]AttesterSlashing{}
+	b.Attestations = [128]Attestation{}
+	b.Deposits = [16]Deposit{}
+	b.VoluntaryExits = [16]SignedVoluntaryExit{}
+	b.SyncAggregate = SyncAggregate{}
+	b.ExecutionPayload = ExecutionPayload{}
+	b.BlsToExecutionChanges = [16]SignedBlsToExecutionChange{}
+	b.BlobKzgCommitments = [4096][48]byte{}
+}
+
+type SignedBlsToExecutionChange struct {
+	Message   BlsToExecutionChange
+	Signature SignatureBytes
+}
+type BlsToExecutionChange struct {
+	ValidatorIndex uint64
+	FromBlsPubkey  [48]byte
+}
+
+type ExecutionPayload struct {
+	ParentHash    Bytes32          `json:"parent_hash"`
+	FeeRecipient  Address          `json:"fee_recipient"`
+	StateRoot     Bytes32          `json:"state_root"`
+	ReceiptsRoot  Bytes32          `json:"receipts_root"`
+	LogsBloom     LogsBloom        `json:"logs_bloom"`
+	PrevRandao    Bytes32          `json:"prev_randao"`
+	BlockNumber   uint64           `json:"block_number"`
+	GasLimit      uint64           `json:"gas_limit"`
+	GasUsed       uint64           `json:"gas_used"`
+	Timestamp     uint64           `json:"timestamp"`
+	ExtraData     [32]byte         `json:"extra_data"`
+	BaseFeePerGas uint64           `json:"base_fee_per_gas"`
+	BlockHash     Bytes32          `json:"block_hash"`
+	Transactions  [1073741824]byte `json:"transactions"`    // max length 1073741824 to be implemented
+	Withdrawals   [16]Withdrawal   `json:"withdrawals"`     // max length 16 to be implemented
+	BlobGasUsed   uint64           `json:"blob_gas_used"`   // Deneb variant only
+	ExcessBlobGas uint64           `json:"excess_blob_gas"` // Deneb variant only
+} // 1 method
+
+func (exe *ExecutionPayload) Def() {
+	exe.ParentHash = Bytes32{}
+	exe.FeeRecipient = Address{}
+	exe.StateRoot = Bytes32{}
+	exe.ReceiptsRoot = Bytes32{}
+	exe.LogsBloom = LogsBloom{}
+	exe.PrevRandao = Bytes32{}
+	exe.BlockNumber = 0
+	exe.GasLimit = 0
+	exe.GasUsed = 0
+	exe.Timestamp = 0
+	exe.ExtraData = [32]byte{}
+	exe.BaseFeePerGas = 0
+	exe.BlockHash = Bytes32{}
+	exe.Transactions = [1073741824]byte{} // max length 1073741824 to be implemented
+	exe.Withdrawals = [16]Withdrawal{}    // max length 16 to be implemented
+	exe.BlobGasUsed = 0                   // Only for Deneb
+	exe.ExcessBlobGas = 0                 // Only for Deneb
+} // default
+
+
+
+type Withdrawal struct {
+	Index          uint64
+	Amount         uint64
+	Address        Address
+	ValidatorIndex uint64
+}
+type ProposalSlashing struct {
+	SignedHeader1 SignedBeaconBlockHeader
+	SignedHeader2 SignedBeaconBlockHeader
+}
+type SignedBeaconBlockHeader struct {
+	Message   BeaconBlockHeader
+	Signature SignatureBytes
+}
+type AttesterSlashing struct {
+	Attestation1 IndexedAttestation
+	Attestation2 IndexedAttestation
+}
+type IndexedAttestation struct {
+	AttestingIndices [2048]uint64
+	Data             AttestationData
+	Signature        SignatureBytes
+}
+type Attestation struct {
+	AggregateBits [2048]bool
+	Data          AttestationData
+	Signature     SignatureBytes
+}
+type AttestationData struct {
+	Slot            uint64
+	Index           uint64
+	BeaconBlockRoot Bytes32
+	Source          Checkpoint
+	Target          Checkpoint
+}
+type Checkpoint struct {
+	Epoch uint64
+	Root  Bytes32
+}
+type SignedVoluntaryExit struct {
+	Message   VoluntaryExit
+	Signature SignatureBytes
+}
+type VoluntaryExit struct {
+	Epoch          uint64
+	ValidatorIndex uint64
+}
+type Deposit struct {
+	Proof [33]byte
+	Data  DepositData
+}
+type DepositData struct {
+	Pubkey               [48]byte
+	WitdrawalCredentials [32]byte
+	Amount               uint64
+	Signature            SignatureBytes
+}
+type Eth1Data struct {
+	DepositRoot  Bytes32
+	DepositCount uint64
+	BlockHash    Bytes32
+}
+type BeaconBlockHeader struct {
+	Slot         uint64
+	ProposeIndex uint64
+	ParentRoot   Bytes32
+	StateRoot    Bytes32
+	BodyRoot     Bytes32
+}
+type Update struct {
+	AttestedHeader         Header
+	NextSyncCommittee      SyncCommittee
+	NextSyncCommitteBranch []Bytes32
+	FinalizedHeader        Header
+	FinalizedBranch        []Bytes32
+	SyncAggregate          SyncAggregate
+	SignatureSlot          uint64
+}
+type FinalityUpdate struct {
+	AttestedHeader  Header
+	FinalizedHeader Header
+	FinalizedBranch []Bytes32
+	SyncAggregate   SyncAggregate
+	SignatureSlot   uint64
+}
+type OptimisticUpdate struct {
+	AttestedHeader Header
+	SyncAggregate  SyncAggregate
+	SignatureSlot  uint64
+}
+type Bootstrap struct {
+	Header                     Header
+	CurrentSyncCommittee       SyncCommittee
+	CurrentSyncCommitteeBranch []Bytes32
+}
+
+type Header struct {
+	Slot          uint64
+	ProposerIndex uint64
+	ParentRoot    Bytes32
+	StateRoot     Bytes32
+	BodyRoot      Bytes32
+}
+type SyncCommittee struct {
+	Pubkeys         [512]BLSPubKey
+	AggregatePubkey BLSPubKey
+}
+type SyncAggregate struct {
+	SyncCommitteeBits      [512]bool
+	SyncCommitteeSignature SignatureBytes
+}
+type ProposerSlashing struct {
+	SignedHeader1 SignedBeaconBlockHeader
+	SignedHeader2 SignedBeaconBlockHeader
+}
+type GenericUpdate struct {
+	AttestedHeader          Header
+	SyncAggregate           SyncAggregate
+	SignatureSlot           uint64
+	NextSyncCommittee       SyncCommittee
+	NextSyncCommitteeBranch []Bytes32
+	FinalizedHeader         Header
+	FinalityBranch          []Bytes32
+}
+
+func (g GenericUpdate) From() {
+	g.AttestedHeader = Header{}
+	g.SyncAggregate = SyncAggregate{}
+	g.SignatureSlot = 0
+	g.NextSyncCommittee = SyncCommittee{}
+	g.NextSyncCommitteeBranch = [][32]byte{}
+	g.FinalizedHeader = Header{}
+	g.FinalityBranch = [][32]byte{}
+}