openethereum/rpc/src/v1/impls/ethcore.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/>.
//! Ethcore-specific rpc implementation.
use util::{U256, Address};
use std::sync::{Arc, Weak};
use jsonrpc_core::*;
use ethminer::{MinerService};
use v1::traits::Ethcore;
use v1::types::Bytes;
/// Ethcore implementation.
pub struct EthcoreClient<M>
where M: MinerService {
miner: Weak<M>,
}
impl<M> EthcoreClient<M> where M: MinerService {
/// Creates new `EthcoreClient`.
pub fn new(miner: &Arc<M>) -> Self {
EthcoreClient {
miner: Arc::downgrade(miner)
}
}
}
impl<M> Ethcore for EthcoreClient<M> where M: MinerService + 'static {
fn set_min_gas_price(&self, params: Params) -> Result<Value, Error> {
from_params::<(U256,)>(params).and_then(|(gas_price,)| {
take_weak!(self.miner).set_minimal_gas_price(gas_price);
to_value(&true)
})
}
fn set_gas_floor_target(&self, params: Params) -> Result<Value, Error> {
from_params::<(U256,)>(params).and_then(|(gas_floor_target,)| {
take_weak!(self.miner).set_gas_floor_target(gas_floor_target);
to_value(&true)
})
}
fn set_extra_data(&self, params: Params) -> Result<Value, Error> {
from_params::<(Bytes,)>(params).and_then(|(extra_data,)| {
take_weak!(self.miner).set_extra_data(extra_data.to_vec());
to_value(&true)
})
}
fn set_author(&self, params: Params) -> Result<Value, Error> {
from_params::<(Address,)>(params).and_then(|(author,)| {
take_weak!(self.miner).set_author(author);
to_value(&true)
})
}
fn min_gas_price(&self, _: Params) -> Result<Value, Error> {
to_value(&take_weak!(self.miner).minimal_gas_price())
}
fn extra_data(&self, _: Params) -> Result<Value, Error> {
to_value(&Bytes::new(take_weak!(self.miner).extra_data()))
}
fn gas_floor_target(&self, _: Params) -> Result<Value, Error> {
to_value(&take_weak!(self.miner).gas_floor_target())
}
}