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LC execution payload gindex

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Etan Kissling 2024-07-22 14:15:53 +02:00
parent 159f57f27e
commit d8df178a85
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1 changed files with 15 additions and 4 deletions
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19
beacon_chain/spec/datatypes/electra.nim
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@ -52,6 +52,13 @@ const
# next_sync_committee
NEXT_SYNC_COMMITTEE_GINDEX_ELECTRA* = 87.GeneralizedIndex
# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.3/specs/electra/p2p-interface.md#preset
# All of these indices are rooted in `BeaconBlockBody`.
# The first member (`randao_reveal`) is 128, subsequent members +1 each.
# If there are ever more than 128 members in `BeaconBlockBody`, indices change!
# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.3/ssz/merkle-proofs.md
# execution_payload
EXECUTION_PAYLOAD_GINDEX_ELECTRA* = 137.GeneralizedIndex
type
# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.3/specs/electra/beacon-chain.md#indexedattestation
IndexedAttestation* {.
@ -152,6 +159,9 @@ type
ExecutePayload* = proc(
execution_payload: ExecutionPayload): bool {.gcsafe, raises: [].}
ExecutionBranch* =
array[log2trunc(EXECUTION_PAYLOAD_GINDEX_ELECTRA), Eth2Digest]
# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.3/specs/phase0/validator.md#aggregateandproof
AggregateAndProof* = object
aggregator_index*: uint64 # `ValidatorIndex` after validation
@ -179,7 +189,7 @@ type
execution*: electra.ExecutionPayloadHeader
## Execution payload header corresponding to `beacon.body_root` (from Capella onward)
execution_branch*: capella.ExecutionBranch
execution_branch*: ExecutionBranch
# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.3/specs/altair/light-client/sync-protocol.md#lightclientbootstrap
LightClientBootstrap* = object
@ -721,8 +731,8 @@ func is_valid_light_client_header*(
is_valid_merkle_branch(
get_lc_execution_root(header, cfg),
header.execution_branch,
log2trunc(EXECUTION_PAYLOAD_GINDEX),
get_subtree_index(EXECUTION_PAYLOAD_GINDEX),
log2trunc(EXECUTION_PAYLOAD_GINDEX_ELECTRA),
get_subtree_index(EXECUTION_PAYLOAD_GINDEX_ELECTRA),
header.beacon.body_root)
# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.3/specs/electra/light-client/fork.md#normalize_merkle_branch
@ -767,7 +777,8 @@ func upgrade_lc_header_to_electra*(
deposit_requests_root: ZERO_HASH, # [New in Electra:EIP6110]
withdrawal_requests_root: ZERO_HASH, # [New in Electra:EIP7002:EIP7251]
consolidation_requests_root: ZERO_HASH), # [New in Electra:EIP7251]
execution_branch: pre.execution_branch)
execution_branch: normalize_merkle_branch(
pre.execution_branch, EXECUTION_PAYLOAD_GINDEX_ELECTRA))
# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.3/specs/electra/light-client/fork.md#upgrading-light-client-data
func upgrade_lc_bootstrap_to_electra*(