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EIP-168, 169: Dust protection (#4757)

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* Dust protection

* Track touched accounts in the substate

* Minor alterations
This commit is contained in:
Arkadiy Paronyan
2017-06-28 09:10:57 +02:00
committed by GitHub
parent 6b16fe3f14
commit 57626b60e7
25 changed files with 270 additions and 85 deletions
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5
ethcore/src/miner/miner.rs
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@@ -328,7 +328,10 @@ impl Miner {
let _timer = PerfTimer::new("prepare_block");
let chain_info = chain.chain_info();
let (transactions, mut open_block, original_work_hash) = {
let transactions = {self.transaction_queue.read().top_transactions_at(chain_info.best_block_number, chain_info.best_block_timestamp)};
let nonce_cap = if chain_info.best_block_number + 1 >= self.engine.params().dust_protection_transition {
Some((self.engine.params().nonce_cap_increment * (chain_info.best_block_number + 1)).into())
} else { None };
let transactions = {self.transaction_queue.read().top_transactions_at(chain_info.best_block_number, chain_info.best_block_timestamp, nonce_cap)};
let mut sealing_work = self.sealing_work.lock();
let last_work_hash = sealing_work.queue.peek_last_ref().map(|pb| pb.block().fields().header.hash());
let best_hash = chain_info.best_block_hash;