openethereum/ethcore/src/trace.rs
2016-03-19 14:35:09 +01:00

86 lines
2.7 KiB
Rust

// 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/>.
//! Tracing datatypes.
use common::*;
/// Description of a _call_ action, either a `CALL` operation or a message transction.
#[derive(Debug, Clone)]
pub struct TraceCall {
/// The sending account.
pub from: Address,
/// The destination account.
pub to: Address,
/// The value transferred to the destination account.
pub value: U256,
/// The gas available for executing the call.
pub gas: U256,
/// The input data provided to the call.
pub input: Bytes,
/// The result of the operation; the gas used and the output data of the call.
pub result: Option<(U256, Bytes)>,
}
/// Description of a _create_ action, either a `CREATE` operation or a create transction.
#[derive(Debug, Clone)]
pub struct TraceCreate {
/// The address of the creator.
pub from: Address,
/// The value with which the new account is endowed.
pub value: U256,
/// The gas available for the creation init code.
pub gas: U256,
/// The init code.
pub init: Bytes,
/// The result of the operation; tuple of the gas used, the address of the newly created account and its code.
/// NOTE: Presently failed operations are not reported so this will always be `Some`.
pub result: Option<(U256, Address, Bytes)>,
// pub output: Bytes,
}
/// Description of an action that we trace; will be either a call or a create.
#[derive(Debug, Clone)]
pub enum TraceAction {
/// Action isn't yet known.
Unknown,
/// It's a call action.
Call(TraceCall),
/// It's a create action.
Create(TraceCreate),
}
#[derive(Debug, Clone)]
/// A trace; includes a description of the action being traced and sub traces of each interior action.
pub struct Trace {
/// The number of EVM execution environments active when this action happened; 0 if it's
/// the outer action of the transaction.
pub depth: usize,
/// The action being performed.
pub action: TraceAction,
/// The sub traces for each interior action performed as part of this call.
pub subs: Vec<Trace>,
}
impl Default for Trace {
fn default() -> Trace {
Trace {
depth: 0,
action: TraceAction::Unknown,
subs: vec![],
}
}
}