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Replace `Hash32` with `Bytes32`

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Hsiao-Wei Wang 2019-01-17 16:56:33 +08:00
parent 61f5d99dee
commit 0b10b0444a
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1 changed files with 13 additions and 13 deletions
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26
specs/core/0_beacon-chain.md
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@ -810,7 +810,7 @@ def get_active_validator_indices(validators: [ValidatorRecord], slot: int) -> Li
#### `shuffle` #### `shuffle`
```python ```python
def shuffle(values: List[Any], seed: Hash32) -> List[Any]: def shuffle(values: List[Any], seed: Bytes32) -> List[Any]:
""" """
Returns the shuffled ``values`` with ``seed`` as entropy. Returns the shuffled ``values`` with ``seed`` as entropy.
""" """
@ -890,7 +890,7 @@ def get_committee_count_per_slot(active_validator_count: int) -> int:
#### `get_shuffling` #### `get_shuffling`
```python ```python
def get_shuffling(seed: Hash32, def get_shuffling(seed: Bytes32,
validators: List[ValidatorRecord], validators: List[ValidatorRecord],
slot: int) -> List[List[int]] slot: int) -> List[List[int]]
""" """
@ -984,7 +984,7 @@ def get_crosslink_committees_at_slot(state: BeaconState,
```python ```python
def get_block_root(state: BeaconState, def get_block_root(state: BeaconState,
slot: int) -> Hash32: slot: int) -> Bytes32:
""" """
Returns the block root at a recent ``slot``. Returns the block root at a recent ``slot``.
""" """
@ -999,7 +999,7 @@ def get_block_root(state: BeaconState,
```python ```python
def get_randao_mix(state: BeaconState, def get_randao_mix(state: BeaconState,
slot: int) -> Hash32: slot: int) -> Bytes32:
""" """
Returns the randao mix at a recent ``slot``. Returns the randao mix at a recent ``slot``.
""" """
@ -1023,7 +1023,7 @@ def get_beacon_proposer_index(state: BeaconState,
#### `merkle_root` #### `merkle_root`
```python ```python
def merkle_root(values: List[Hash32]) -> Hash32: def merkle_root(values: List[Bytes32]) -> Bytes32:
""" """
Merkleize ``values`` (where ``len(values)`` is a power of two) and return the Merkle root. Merkleize ``values`` (where ``len(values)`` is a power of two) and return the Merkle root.
""" """
@ -1217,7 +1217,7 @@ A valid block with slot `GENESIS_SLOT` (a "genesis block") has the following val
```python ```python
def get_initial_beacon_state(initial_validator_deposits: List[Deposit], def get_initial_beacon_state(initial_validator_deposits: List[Deposit],
genesis_time: int, genesis_time: int,
latest_deposit_root: Hash32) -> BeaconState: latest_deposit_root: Bytes32) -> BeaconState:
state = BeaconState( state = BeaconState(
# Misc # Misc
slot=GENESIS_SLOT, slot=GENESIS_SLOT,
@ -1294,9 +1294,9 @@ First, a helper function:
def validate_proof_of_possession(state: BeaconState, def validate_proof_of_possession(state: BeaconState,
pubkey: int, pubkey: int,
proof_of_possession: bytes, proof_of_possession: bytes,
withdrawal_credentials: Hash32, withdrawal_credentials: Bytes32,
randao_commitment: Hash32, randao_commitment: Bytes32,
custody_commitment: Hash32) -> bool: custody_commitment: Bytes32) -> bool:
proof_of_possession_data = DepositInput( proof_of_possession_data = DepositInput(
pubkey=pubkey, pubkey=pubkey,
withdrawal_credentials=withdrawal_credentials, withdrawal_credentials=withdrawal_credentials,
@ -1324,9 +1324,9 @@ def process_deposit(state: BeaconState,
pubkey: int, pubkey: int,
amount: int, amount: int,
proof_of_possession: bytes, proof_of_possession: bytes,
withdrawal_credentials: Hash32, withdrawal_credentials: Bytes32,
randao_commitment: Hash32, randao_commitment: Bytes32,
custody_commitment: Hash32) -> None: custody_commitment: Bytes32) -> None:
""" """
Process a deposit from Ethereum 1.0. Process a deposit from Ethereum 1.0.
Note that this function mutates ``state``. Note that this function mutates ``state``.
@ -1550,7 +1550,7 @@ For each `deposit` in `block.body.deposits`:
* Verify that `verify_merkle_branch(hash(serialized_deposit_data), deposit.branch, DEPOSIT_CONTRACT_TREE_DEPTH, deposit.index, state.latest_deposit_root)` is `True`. * Verify that `verify_merkle_branch(hash(serialized_deposit_data), deposit.branch, DEPOSIT_CONTRACT_TREE_DEPTH, deposit.index, state.latest_deposit_root)` is `True`.
```python ```python
def verify_merkle_branch(leaf: Hash32, branch: [Hash32], depth: int, index: int, root: Hash32) -> bool: def verify_merkle_branch(leaf: Bytes32, branch: [Bytes32], depth: int, index: int, root: Bytes32) -> bool:
value = leaf value = leaf
for i in range(depth): for i in range(depth):
if index // (2**i) % 2: if index // (2**i) % 2: