openethereum/json/src/spec/ethash.rs

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// 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/>.
//! Ethash params deserialization.
use uint::Uint;
use hash::Address;
/// Ethash params deserialization.
#[derive(Debug, PartialEq, Deserialize)]
pub struct EthashParams {
/// Tie breaking gas.
#[serde(rename="tieBreakingGas")]
pub tie_breaking_gas: bool,
/// Gas limit divisor.
#[serde(rename="gasLimitBoundDivisor")]
pub gas_limit_bound_divisor: Uint,
/// Minimum difficulty.
#[serde(rename="minimumDifficulty")]
pub minimum_difficulty: Uint,
/// Difficulty bound divisor.
#[serde(rename="difficultyBoundDivisor")]
pub difficulty_bound_divisor: Uint,
/// Block duration.
#[serde(rename="durationLimit")]
pub duration_limit: Uint,
/// Block reward.
#[serde(rename="blockReward")]
pub block_reward: Uint,
/// Namereg contract address.
pub registrar: Address,
}
/// Ethash engine deserialization.
#[derive(Debug, PartialEq, Deserialize)]
pub struct Ethash {
/// Ethash params.
pub params: EthashParams,
}
#[cfg(test)]
mod tests {
use serde_json;
use spec::ethash::Ethash;
#[test]
fn ethash_deserialization() {
let s = r#"{
"params": {
"tieBreakingGas": false,
"gasLimitBoundDivisor": "0x0400",
"minimumDifficulty": "0x020000",
"difficultyBoundDivisor": "0x0800",
"durationLimit": "0x0d",
"blockReward": "0x4563918244F40000",
"registrar" : "0xc6d9d2cd449a754c494264e1809c50e34d64562b"
}
}"#;
let _deserialized: Ethash = serde_json::from_str(s).unwrap();
}
}