bet

mod/consensus-types/pkg/types/attestation_data.go

@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: MIT
+//
+// Copyright (c) 2024 Berachain Foundation
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+
+package types
+
+import "github.com/berachain/beacon-kit/mod/primitives/pkg/common"
+
+// AttestationData represents an attestation data.
+//
+//go:generate go run github.com/ferranbt/fastssz/sszgen -path attestation_data.go -objs AttestationData -include ../../../primitives/pkg/bytes,../../../primitives/pkg/common -output attestation_data.ssz.go
+type AttestationData struct {
+	// Slot is the slot number of the attestation data.
+	Slot uint64
+	// Index is the committee index of the attestation data.
+	Index uint64
+	// BeaconBlockRoot is the root of the beacon block.
+	BeaconBlockRoot common.Root
+}

mod/consensus-types/pkg/types/body_denebplus.go

@@ -0,0 +1,131 @@
+// SPDX-License-Identifier: MIT
+//
+// Copyright (c) 2024 Berachain Foundation
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WdeHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+
+package types
+
+import (
+	"unsafe"
+
+	"github.com/berachain/beacon-kit/mod/errors"
+	gethprimitives "github.com/berachain/beacon-kit/mod/geth-primitives"
+	"github.com/berachain/beacon-kit/mod/primitives/pkg/common"
+	"github.com/berachain/beacon-kit/mod/primitives/pkg/eip4844"
+)
+
+// BeaconBlockBodyDenebPlus represents the body of a beacon block in the Deneb
+// chain. This is a temporary struct to be used until mainnet.
+//
+//go:generate go run github.com/ferranbt/fastssz/sszgen --path ./body_denebplus.go -objs BeaconBlockBodyDenebPlus -include ./body.go,../../../primitives/pkg/crypto,./payload.go,../../../primitives/pkg/eip4844,../../../primitives/pkg/bytes,./eth1data.go,../../../primitives/pkg/math,../../../primitives/pkg/common,./deposit.go,../../../engine-primitives/pkg/engine-primitives/withdrawal.go,./withdrawal_credentials.go,./attestation_data.go,./slashing_info.go,$GETH_PKG_INCLUDE/common,$GETH_PKG_INCLUDE/common/hexutil -output body_denebplus.ssz.go
+type BeaconBlockBodyDenebPlus struct {
+	BeaconBlockBodyBase
+	// ExecutionPayload is the execution payload of the body.
+	ExecutionPayload *ExecutableDataDeneb
+	// TODO: Put this in BeaconBlockBodyBase for mainnet.
+	// Attestations is the list of attestations included in the body.
+	Attestations []*AttestationData `ssz-max:"256"`
+	// SlashingInfo is the list of slashing info included in the body.
+	SlashingInfo []*SlashingInfo `ssz-max:"256"`
+	// BlobKzgCommitments is the list of KZG commitments for the EIP-4844 blobs.
+	BlobKzgCommitments []eip4844.KZGCommitment `ssz-size:"?,48" ssz-max:"16"`
+}
+
+// IsNil checks if the BeaconBlockBodyDenebPlus is nil.
+func (b *BeaconBlockBodyDenebPlus) IsNil() bool {
+	return b == nil
+}
+
+// GetExecutionPayload returns the ExecutionPayload of the Body.
+func (
+	b *BeaconBlockBodyDenebPlus,
+) GetExecutionPayload() *ExecutionPayload {
+	return &ExecutionPayload{InnerExecutionPayload: b.ExecutionPayload}
+}
+
+// SetExecutionData sets the ExecutionData of the BeaconBlockBodyDenebPlus.
+func (b *BeaconBlockBodyDenebPlus) SetExecutionData(
+	executionData *ExecutionPayload,
+) error {
+	var ok bool
+	b.ExecutionPayload, ok = executionData.
+		InnerExecutionPayload.(*ExecutableDataDeneb)
+	if !ok {
+		return errors.New("invalid execution data type")
+	}
+	return nil
+}
+
+// GetBlobKzgCommitments returns the BlobKzgCommitments of the Body.
+func (
+	b *BeaconBlockBodyDenebPlus,
+) GetBlobKzgCommitments() eip4844.KZGCommitments[gethprimitives.ExecutionHash] {
+	return b.BlobKzgCommitments
+}
+
+// SetBlobKzgCommitments sets the BlobKzgCommitments of the
+// BeaconBlockBodyDenebPlus.
+func (b *BeaconBlockBodyDenebPlus) SetBlobKzgCommitments(
+	commitments eip4844.KZGCommitments[gethprimitives.ExecutionHash],
+) {
+	b.BlobKzgCommitments = commitments
+}
+
+// GetTopLevelRoots returns the top-level roots of the BeaconBlockBodyDenebPlus.
+func (b *BeaconBlockBodyDenebPlus) GetTopLevelRoots() ([][32]byte, error) {
+	var (
+		err   error
+		layer = make([]common.Root, BodyLengthDeneb)
+	)
+
+	layer[0], err = b.GetRandaoReveal().HashTreeRoot()
+	if err != nil {
+		return nil, err
+	}
+
+	layer[1], err = b.Eth1Data.HashTreeRoot()
+	if err != nil {
+		return nil, err
+	}
+
+	layer[2] = b.GetGraffiti()
+
+	layer[3], err = Deposits(b.GetDeposits()).HashTreeRoot()
+	if err != nil {
+		return nil, err
+	}
+
+	layer[4], err = b.GetExecutionPayload().HashTreeRoot()
+	if err != nil {
+		return nil, err
+	}
+
+	// KZG commitments is not needed
+	//#nosec:G103 // Okay to go from common.Root to [32]byte.
+	return *(*[][32]byte)(unsafe.Pointer(&layer)), nil
+}
+
+// Length returns the number of fields in the BeaconBlockBodyDenebPlus struct.
+func (b *BeaconBlockBodyDenebPlus) Length() uint64 {
+	return BodyLengthDeneb
+}