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ethcore: fix pow difficulty validation (#9328)

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* ethcore: fix pow difficulty validation

* ethcore: validate difficulty is not zero

* ethcore: add issue link to regression test

* ethcore: fix tests

* ethcore: move difficulty_to_boundary to ethash crate

* ethcore: reuse difficulty_to_boundary and boundary_to_difficulty

* ethcore: fix grumbles in difficulty_to_boundary_aux
This commit is contained in:
André Silva
2018-08-10 14:36:19 +01:00
committed by Andronik Ordian
parent 6e2821b4db
commit 4eab8672b8
8 changed files with 80 additions and 55 deletions
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5
ethcore/src/miner/stratum.rs
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@@ -22,8 +22,7 @@ use std::fmt;
use client::{Client, ImportSealedBlock};
use ethereum_types::{H64, H256, clean_0x, U256};
use ethereum::ethash::Ethash;
use ethash::SeedHashCompute;
use ethash::{self, SeedHashCompute};
#[cfg(feature = "work-notify")]
use ethcore_miner::work_notify::NotifyWork;
#[cfg(feature = "work-notify")]
@@ -167,7 +166,7 @@ impl StratumJobDispatcher {
/// Serializes payload for stratum service
fn payload(&self, pow_hash: H256, difficulty: U256, number: u64) -> String {
// TODO: move this to engine
let target = Ethash::difficulty_to_boundary(&difficulty);
let target = ethash::difficulty_to_boundary(&difficulty);
let seed_hash = &self.seed_compute.lock().hash_block_number(number);
let seed_hash = H256::from_slice(&seed_hash[..]);
format!(