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Merge pull request #6646 from paritytech/restore-additional-info

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move additional_params to machine, fixes registry on non-ethash chains
This commit is contained in:
Robert Habermeier 2017-10-05 16:19:15 +02:00 committed by GitHub
commit 223467c816
3 changed files with 15 additions and 8 deletions
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8
ethcore/src/engines/mod.rs
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@ -191,9 +191,6 @@ pub trait Engine<M: Machine>: Sync + Send {
/// Additional engine-specific information for the user/developer concerning `header`.
fn extra_info(&self, _header: &M::Header) -> BTreeMap<String, String> { BTreeMap::new() }
/// Additional information.
fn additional_params(&self) -> HashMap<String, String> { HashMap::new() }
/// Maximum number of uncles a block is allowed to declare.
fn maximum_uncle_count(&self) -> usize { 2 }
/// The number of generations back that uncles can be.
@ -396,6 +393,11 @@ pub trait EthEngine: Engine<::machine::EthereumMachine> {
fn supports_wasm(&self) -> bool {
self.machine().supports_wasm()
}
/// Additional information.
fn additional_params(&self) -> HashMap<String, String> {
self.machine().additional_params()
}
}
// convenience wrappers for existing functions.

6
ethcore/src/ethereum/ethash.rs
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@ -16,7 +16,7 @@
use std::path::Path;
use std::cmp;
use std::collections::{BTreeMap, HashMap};
use std::collections::BTreeMap;
use std::sync::Arc;
use hash::{KECCAK_EMPTY_LIST_RLP};
use ethash::{quick_get_difficulty, slow_hash_block_number, EthashManager, OptimizeFor};
@ -26,7 +26,7 @@ use unexpected::{OutOfBounds, Mismatch};
use block::*;
use error::{BlockError, Error};
use header::Header;
use engines::{self, Engine, EthEngine};
use engines::{self, Engine};
use ethjson;
use rlp::{self, UntrustedRlp};
use machine::EthereumMachine;
@ -150,8 +150,6 @@ impl Engine<EthereumMachine> for Arc<Ethash> {
// Two fields - nonce and mix.
fn seal_fields(&self) -> usize { 2 }
fn additional_params(&self) -> HashMap<String, String> { hash_map!["registrar".to_owned() => self.params().registrar.hex()] }
/// Additional engine-specific information for the user/developer concerning `header`.
fn extra_info(&self, header: &Header) -> BTreeMap<String, String> {
if header.seal().len() == self.seal_fields() {

9
ethcore/src/machine.rs
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@ -16,7 +16,7 @@
//! Ethereum-like state machine definition.
use std::collections::BTreeMap;
use std::collections::{BTreeMap, HashMap};
use std::cmp;
use std::sync::Arc;
@ -378,6 +378,13 @@ impl EthereumMachine {
pub fn supports_wasm(&self) -> bool {
self.params().wasm
}
/// Additional params.
pub fn additional_params(&self) -> HashMap<String, String> {
hash_map![
"registrar".to_owned() => self.params.registrar.hex()
]
}
}
/// Auxiliary data fetcher for an Ethereum machine. In Ethereum-like machines