mirror of
https://github.com/Chia-Network/chia-blockchain.git
synced 2024-09-19 14:48:38 +03:00
66 lines
2.4 KiB
Python
66 lines
2.4 KiB
Python
from __future__ import annotations
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from dataclasses import dataclass
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from typing import List, Optional
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from chia.types.blockchain_format.foliage import Foliage, FoliageTransactionBlock, TransactionsInfo
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from chia.types.blockchain_format.reward_chain_block import RewardChainBlock
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from chia.types.blockchain_format.sized_bytes import bytes32
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from chia.types.blockchain_format.vdf import VDFProof
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from chia.types.end_of_slot_bundle import EndOfSubSlotBundle
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from chia.util.ints import uint32, uint128
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from chia.util.streamable import Streamable, streamable
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@streamable
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@dataclass(frozen=True)
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class HeaderBlock(Streamable):
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# Same as a FullBlock but without TransactionInfo and Generator (but with filter), used by light clients
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finished_sub_slots: List[EndOfSubSlotBundle] # If first sb
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reward_chain_block: RewardChainBlock # Reward chain trunk data
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challenge_chain_sp_proof: Optional[VDFProof] # If not first sp in sub-slot
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challenge_chain_ip_proof: VDFProof
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reward_chain_sp_proof: Optional[VDFProof] # If not first sp in sub-slot
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reward_chain_ip_proof: VDFProof
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infused_challenge_chain_ip_proof: Optional[VDFProof] # Iff deficit < 4
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foliage: Foliage # Reward chain foliage data
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foliage_transaction_block: Optional[FoliageTransactionBlock] # Reward chain foliage data (tx block)
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transactions_filter: bytes # Filter for block transactions
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transactions_info: Optional[TransactionsInfo] # Reward chain foliage data (tx block additional)
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@property
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def prev_header_hash(self) -> bytes32:
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return self.foliage.prev_block_hash
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@property
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def prev_hash(self) -> bytes32:
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return self.foliage.prev_block_hash
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@property
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def height(self) -> uint32:
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return self.reward_chain_block.height
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@property
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def weight(self) -> uint128:
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return self.reward_chain_block.weight
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@property
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def header_hash(self) -> bytes32:
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return self.foliage.get_hash()
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@property
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def total_iters(self) -> uint128:
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return self.reward_chain_block.total_iters
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@property
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def log_string(self) -> str:
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return "block " + str(self.header_hash) + " sb_height " + str(self.height) + " "
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@property
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def is_transaction_block(self) -> bool:
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return self.reward_chain_block.is_transaction_block
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@property
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def first_in_sub_slot(self) -> bool:
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return self.finished_sub_slots is not None and len(self.finished_sub_slots) > 0
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