117 lines
5.5 KiB
Nim
117 lines
5.5 KiB
Nim
# beacon_chain
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# Copyright (c) 2023-2024 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.push raises: [].}
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import ".."/datatypes/[altair, capella]
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from ".."/datatypes/phase0 import Attestation, AttesterSlashing
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from stew/byteutils import to0xHex
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from ../eth2_merkleization import fromSszBytes, hash_tree_root, toSszType
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type
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# https://github.com/ethereum/builder-specs/blob/v0.4.0/specs/capella/builder.md#blindedbeaconblockbody
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BlindedBeaconBlockBody* = object
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randao_reveal*: ValidatorSig
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eth1_data*: Eth1Data
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graffiti*: GraffitiBytes
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proposer_slashings*: List[ProposerSlashing, Limit MAX_PROPOSER_SLASHINGS]
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attester_slashings*: List[AttesterSlashing, Limit MAX_ATTESTER_SLASHINGS]
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attestations*: List[Attestation, Limit MAX_ATTESTATIONS]
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deposits*: List[Deposit, Limit MAX_DEPOSITS]
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voluntary_exits*: List[SignedVoluntaryExit, Limit MAX_VOLUNTARY_EXITS]
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sync_aggregate*: SyncAggregate
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execution_payload_header*:
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capella.ExecutionPayloadHeader # [Modified in Capella]
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bls_to_execution_changes*:
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List[SignedBLSToExecutionChange,
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Limit MAX_BLS_TO_EXECUTION_CHANGES] # [New in Capella]
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# https://github.com/ethereum/builder-specs/blob/v0.4.0/specs/bellatrix/builder.md#blindedbeaconblock
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# https://github.com/ethereum/builder-specs/blob/v0.4.0/specs/capella/builder.md#blindedbeaconblockbody
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BlindedBeaconBlock* = object
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slot*: Slot
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proposer_index*: uint64
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parent_root*: Eth2Digest
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state_root*: Eth2Digest
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body*: BlindedBeaconBlockBody # [Modified in Capella]
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# https://github.com/ethereum/builder-specs/blob/v0.4.0/specs/bellatrix/builder.md#signedblindedbeaconblock
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# https://github.com/ethereum/builder-specs/blob/v0.4.0/specs/capella/builder.md#blindedbeaconblockbody
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SignedBlindedBeaconBlock* = object
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message*: BlindedBeaconBlock
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signature*: ValidatorSig
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func shortLog*(v: BlindedBeaconBlock): auto =
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(
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slot: shortLog(v.slot),
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proposer_index: v.proposer_index,
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parent_root: shortLog(v.parent_root),
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state_root: shortLog(v.state_root),
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eth1data: v.body.eth1_data,
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graffiti: $v.body.graffiti,
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proposer_slashings_len: v.body.proposer_slashings.len(),
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attester_slashings_len: v.body.attester_slashings.len(),
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attestations_len: v.body.attestations.len(),
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deposits_len: v.body.deposits.len(),
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voluntary_exits_len: v.body.voluntary_exits.len(),
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sync_committee_participants: v.body.sync_aggregate.num_active_participants,
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block_number: v.body.execution_payload_header.block_number,
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# TODO checksum hex? shortlog?
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block_hash: to0xHex(v.body.execution_payload_header.block_hash.data),
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parent_hash: to0xHex(v.body.execution_payload_header.parent_hash.data),
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fee_recipient: to0xHex(v.body.execution_payload_header.fee_recipient.data),
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bls_to_execution_changes_len: v.body.bls_to_execution_changes.len(),
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blob_kzg_commitments_len: 0, # Deneb compat
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)
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func shortLog*(v: SignedBlindedBeaconBlock): auto =
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(
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blck: shortLog(v.message),
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signature: shortLog(v.signature)
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)
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func toSignedBlindedBeaconBlock*(blck: capella.SignedBeaconBlock):
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SignedBlindedBeaconBlock =
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SignedBlindedBeaconBlock(
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message: BlindedBeaconBlock(
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slot: blck.message.slot,
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proposer_index: blck.message.proposer_index,
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parent_root: blck.message.parent_root,
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state_root: blck.message.state_root,
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body: BlindedBeaconBlockBody(
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randao_reveal: blck.message.body.randao_reveal,
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eth1_data: blck.message.body.eth1_data,
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graffiti: blck.message.body.graffiti,
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proposer_slashings: blck.message.body.proposer_slashings,
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attester_slashings: blck.message.body.attester_slashings,
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attestations: blck.message.body.attestations,
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deposits: blck.message.body.deposits,
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voluntary_exits: blck.message.body.voluntary_exits,
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sync_aggregate: blck.message.body.sync_aggregate,
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execution_payload_header: ExecutionPayloadHeader(
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parent_hash: blck.message.body.execution_payload.parent_hash,
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fee_recipient: blck.message.body.execution_payload.fee_recipient,
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state_root: blck.message.body.execution_payload.state_root,
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receipts_root: blck.message.body.execution_payload.receipts_root,
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logs_bloom: blck.message.body.execution_payload.logs_bloom,
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prev_randao: blck.message.body.execution_payload.prev_randao,
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block_number: blck.message.body.execution_payload.block_number,
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gas_limit: blck.message.body.execution_payload.gas_limit,
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gas_used: blck.message.body.execution_payload.gas_used,
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timestamp: blck.message.body.execution_payload.timestamp,
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extra_data: blck.message.body.execution_payload.extra_data,
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base_fee_per_gas:
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blck.message.body.execution_payload.base_fee_per_gas,
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block_hash: blck.message.body.execution_payload.block_hash,
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transactions_root:
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hash_tree_root(blck.message.body.execution_payload.transactions),
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withdrawals_root:
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hash_tree_root(blck.message.body.execution_payload.withdrawals)),
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bls_to_execution_changes: blck.message.body.bls_to_execution_changes)),
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signature: blck.signature)
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