openethereum/rpc/src/v1/types/work.rs

44 lines
1.4 KiB
Rust

// Copyright 2015-2017 Parity Technologies (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 super::{H256, U256};
use serde::{Serialize, Serializer};
/// The result of an `eth_getWork` call: it differs based on an option
/// whether to send the block number.
#[derive(Debug, PartialEq, Eq)]
pub struct Work {
/// The proof-of-work hash.
pub pow_hash: H256,
/// The seed hash.
pub seed_hash: H256,
/// The target.
pub target: H256,
/// The block number: this isn't always stored.
pub number: Option<u64>,
}
impl Serialize for Work {
fn serialize<S>(&self, s: S) -> Result<S::Ok, S::Error> where S: Serializer {
match self.number.as_ref() {
Some(num) => (&self.pow_hash, &self.seed_hash, &self.target, U256::from(*num)).serialize(s),
None => (&self.pow_hash, &self.seed_hash, &self.target).serialize(s),
}
}
}