44 lines
1.6 KiB
Rust
44 lines
1.6 KiB
Rust
// Copyright 2015-2020 Parity Technologies (UK) Ltd.
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// This file is part of OpenEthereum.
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// OpenEthereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// OpenEthereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with OpenEthereum. If not, see <http://www.gnu.org/licenses/>.
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use ethereum_types::{H256, U256};
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use common_types::{encoded, header::Header, BlockNumber};
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/// Contains information on a best block that is specific to the consensus engine.
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///
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/// For GHOST fork-choice rule it would typically describe the block with highest
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/// combined difficulty (usually the block with the highest block number).
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///
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/// Sometimes refered as 'latest block'.
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pub struct BestBlock {
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/// Best block decoded header.
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pub header: Header,
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/// Best block uncompressed bytes.
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pub block: encoded::Block,
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/// Best block total difficulty.
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pub total_difficulty: U256,
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}
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/// Best ancient block info. If the blockchain has a gap this keeps track of where it starts.
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#[derive(Default)]
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pub struct BestAncientBlock {
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/// Best block hash.
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pub hash: H256,
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/// Best block number.
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pub number: BlockNumber,
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}
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