62 lines
1.8 KiB
Rust
62 lines
1.8 KiB
Rust
// Copyright 2015-2020 Parity Technologies (UK) Ltd.
|
|
// This file is part of OpenEthereum.
|
|
|
|
// OpenEthereum 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.
|
|
|
|
// OpenEthereum 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 OpenEthereum. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
//! Unique identifiers.
|
|
|
|
use crate::BlockNumber;
|
|
use ethereum_types::H256;
|
|
|
|
/// Uniquely identifies block.
|
|
#[derive(Debug, PartialEq, Copy, Clone, Hash, Eq)]
|
|
pub enum BlockId {
|
|
/// Block's sha3.
|
|
/// Querying by hash is always faster.
|
|
Hash(H256),
|
|
/// Block number within canon blockchain.
|
|
Number(BlockNumber),
|
|
/// Earliest block (genesis).
|
|
Earliest,
|
|
/// Latest mined block.
|
|
Latest,
|
|
}
|
|
|
|
/// Uniquely identifies transaction.
|
|
#[derive(Debug, PartialEq, Clone, Hash, Eq)]
|
|
pub enum TransactionId {
|
|
/// Transaction's sha3.
|
|
Hash(H256),
|
|
/// Block id and transaction index within this block.
|
|
/// Querying by block position is always faster.
|
|
Location(BlockId, usize),
|
|
}
|
|
|
|
/// Uniquely identifies Trace.
|
|
pub struct TraceId {
|
|
/// Transaction
|
|
pub transaction: TransactionId,
|
|
/// Trace address within transaction.
|
|
pub address: Vec<usize>,
|
|
}
|
|
|
|
/// Uniquely identifies Uncle.
|
|
#[derive(Debug, PartialEq, Eq, Copy, Clone)]
|
|
pub struct UncleId {
|
|
/// Block id.
|
|
pub block: BlockId,
|
|
/// Position in block.
|
|
pub position: usize,
|
|
}
|