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eth2.0-specs
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source_crosslink_root to previous_crosslink_root

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Danny Ryan 2019-04-08 12:59:42 +10:00
parent 42dc003e91
commit e246c3fb04
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1 changed files with 4 additions and 4 deletions
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8
specs/core/0_beacon-chain.md
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@ -360,7 +360,7 @@ The types are defined topologically to aid in facilitating an executable version
# Crosslink vote
'shard': 'uint64',
'source_crosslink_root': 'bytes32',
'previous_crosslink_root': 'bytes32',
'crosslink_data_root': 'bytes32',
}
```
@ -1777,7 +1777,7 @@ def get_winning_root_and_participants(state: BeaconState, slot: Slot, shard: Sha
attestations = state.current_epoch_attestations if slot_to_epoch(slot) == get_current_epoch(state) else state.previous_epoch_attestations
valid_attestations = [a for a in attestations if a.data.shard == shard]
all_roots = [(a.data.crosslink_data_root, a.data.source_crosslink_root) for a in valid_attestations]
all_roots = [(a.data.crosslink_data_root, a.data.previous_crosslink_root) for a in valid_attestations]
# handle when no attestations for shard available
if len(all_roots) == 0:
@ -1995,7 +1995,7 @@ def get_crosslink_deltas(state: BeaconState) -> Tuple[List[Gwei], List[Gwei]]:
current_epoch_start_slot = get_epoch_start_slot(get_current_epoch(state))
for slot in range(previous_epoch_start_slot, current_epoch_start_slot):
for crosslink_committee, shard in get_crosslink_committees_at_slot(state, slot):
winning_root, _, participants = get_winning_root_and_participants(state, slot, shard)
winning_root, previous_crosslink_root, participants = get_winning_root_and_participants(state, slot, shard)
participating_balance = get_total_balance(state, participants)
total_balance = get_total_balance(state, crosslink_committee)
for index in crosslink_committee:
@ -2346,7 +2346,7 @@ def process_attestation(state: BeaconState, attestation: Attestation) -> None:
# Check target epoch, source epoch, source root, and source crosslink
target_epoch = slot_to_epoch(data.slot)
assert (target_epoch, data.source_epoch, data.source_root, data.source_crosslink_root) in {
assert (target_epoch, data.source_epoch, data.source_root, data.previous_crosslink_root) in {
(get_current_epoch(state), state.current_justified_epoch, state.current_justified_root, hash_tree_root(state.current_crosslinks[data.shard])),
(get_previous_epoch(state), state.previous_justified_epoch, state.previous_justified_root, hash_tree_root(state.previous_crosslinks[data.shard])),
}