50 lines
1.6 KiB
Rust
50 lines
1.6 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/>.
|
|
|
|
//! Virtual machines support library
|
|
|
|
extern crate ethcore_util as util;
|
|
extern crate common_types as types;
|
|
extern crate ethjson;
|
|
extern crate rlp;
|
|
extern crate hash;
|
|
|
|
mod action_params;
|
|
mod call_type;
|
|
mod env_info;
|
|
mod schedule;
|
|
mod ext;
|
|
mod return_data;
|
|
mod error;
|
|
|
|
pub mod tests;
|
|
|
|
pub use action_params::{ActionParams, ActionValue};
|
|
pub use call_type::CallType;
|
|
pub use env_info::{EnvInfo, LastHashes};
|
|
pub use schedule::{Schedule, CleanDustMode};
|
|
pub use ext::{Ext, MessageCallResult, ContractCreateResult, CreateContractAddress};
|
|
pub use return_data::{ReturnData, GasLeft};
|
|
pub use error::{Error, Result};
|
|
|
|
/// Virtual Machine interface
|
|
pub trait Vm {
|
|
/// This function should be used to execute transaction.
|
|
/// It returns either an error, a known amount of gas left, or parameters to be used
|
|
/// to compute the final gas left.
|
|
fn exec(&mut self, params: ActionParams, ext: &mut Ext) -> Result<GasLeft>;
|
|
}
|