openethereum/ethcore/src/blockchain/block_info.rs
2016-07-19 20:42:23 +02:00

55 lines
1.7 KiB
Rust

// Copyright 2015, 2016 Ethcore (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use util::numbers::{U256,H256};
use header::BlockNumber;
/// Brief info about inserted block.
#[derive(Clone)]
pub struct BlockInfo {
/// Block hash.
pub hash: H256,
/// Block number.
pub number: BlockNumber,
/// Total block difficulty.
pub total_difficulty: U256,
/// Block location in blockchain.
pub location: BlockLocation
}
/// Describes location of newly inserted block.
#[derive(Clone)]
pub enum BlockLocation {
/// It's part of the canon chain.
CanonChain,
/// It's not a part of the canon chain.
Branch,
/// It's part of the fork which should become canon chain,
/// because its total difficulty is higher than current
/// canon chain difficulty.
BranchBecomingCanonChain(BranchBecomingCanonChainData),
}
#[derive(Clone)]
pub struct BranchBecomingCanonChainData {
/// Hash of the newest common ancestor with old canon chain.
pub ancestor: H256,
/// Hashes of the blocks between ancestor and this block.
pub enacted: Vec<H256>,
/// Hashes of the blocks which were invalidated.
pub retracted: Vec<H256>,
}