def create(dev_config: DevConfig, block_number: int,
prev_headerhash: bytes, prev_timestamp: int, transactions: list,
miner_address: bytes, seed_height: Optional[int],
seed_hash: Optional[bytes]):
block = Block()
# Process transactions
hashedtransactions = []
fee_reward = 0
for tx in transactions:
fee_reward += tx.fee
# Prepare coinbase tx
total_reward_amount = BlockHeader.block_reward_calc(
block_number, dev_config) + fee_reward
coinbase_tx = CoinBase.create(dev_config, total_reward_amount,
miner_address, block_number)
hashedtransactions.append(coinbase_tx.txhash)
Block._copy_tx_pbdata_into_block(
block, coinbase_tx) # copy memory rather than sym link
for tx in transactions:
hashedtransactions.append(tx.txhash)
Block._copy_tx_pbdata_into_block(
block, tx) # copy memory rather than sym link
txs_hash = merkle_tx_hash(
hashedtransactions) # FIXME: Find a better name, type changes
tmp_blockheader = BlockHeader.create(dev_config=dev_config,
blocknumber=block_number,
prev_headerhash=prev_headerhash,
prev_timestamp=prev_timestamp,
hashedtransactions=txs_hash,
fee_reward=fee_reward,
seed_height=seed_height,
seed_hash=seed_hash)
block.blockheader = tmp_blockheader
block._data.header.MergeFrom(tmp_blockheader.pbdata)
block.set_nonces(dev_config, 0, 0)
return block
def create(block_number: int, prev_block_headerhash: bytes,
prev_block_timestamp: int, transactions: list,
miner_address: bytes):
block = Block()
# Process transactions
hashedtransactions = []
fee_reward = 0
for tx in transactions:
fee_reward += tx.fee
# Prepare coinbase tx
total_reward_amount = BlockHeader.block_reward_calc(
block_number) + fee_reward
coinbase_tx = CoinBase.create(total_reward_amount, miner_address,
block_number)
hashedtransactions.append(coinbase_tx.txhash)
block._data.transactions.extend([coinbase_tx.pbdata
]) # copy memory rather than sym link
for tx in transactions:
hashedtransactions.append(tx.txhash)
block._data.transactions.extend(
[tx.pbdata]) # copy memory rather than sym link
txs_hash = merkle_tx_hash(
hashedtransactions) # FIXME: Find a better name, type changes
tmp_blockheader = BlockHeader.create(
blocknumber=block_number,
prev_block_headerhash=prev_block_headerhash,
prev_block_timestamp=prev_block_timestamp,
hashedtransactions=txs_hash,
fee_reward=fee_reward)
block.blockheader = tmp_blockheader
block._data.header.MergeFrom(tmp_blockheader.pbdata)
block.set_nonces(0, 0)
return block