Module get_block_template

Support functions for the get_block_template() RPC.

Re-exports

pub use crate::methods::get_block_template_rpcs::types::get_block_template::*;

Functions

calculate_default_root_hashes

Returns the default block roots for the supplied coinbase and mempool transactions, and the supplied history tree.

calculate_miner_fee

Returns the total miner fee for mempool_txs.

calculate_transaction_roots

Returns the transaction effecting and authorizing roots for coinbase_txn and mempool_txs, which are used in the block header.

check_miner_address

Returns the miner address, or an error if it is invalid.

check_parameters

Checks that data is omitted in Template mode or provided in Proposal mode,

check_synced_to_tip

Returns an error if Zebra is not synced to the consensus chain tip. Returns early with Ok(()) if Proof-of-Work is disabled on the provided network. This error might be incorrect if the local clock is skewed.

combine_coinbase_outputs 🔒

Combine the miner reward and funding streams into a list of coinbase amounts and addresses.

fetch_mempool_transactions

Returns the transactions that are currently in mempool, or None if the last_seen_tip_hash from the mempool response doesn’t match the tip hash from the state.

fetch_state_tip_and_local_time

Returns the state data for the block template.

generate_coinbase_and_roots

Generates and returns the coinbase transaction and default roots.

generate_coinbase_transaction

Returns a coinbase transaction for the supplied parameters.

standard_coinbase_outputs

Returns the standard funding stream and miner reward transparent output scripts for network, height and miner_fee.

validate_block_proposal

Attempts to validate block proposal against all of the server’s usual acceptance rules (except proof-of-work).