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executive uses stack_limit from schedule

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This commit is contained in:
debris 2016-01-12 15:12:03 +01:00
parent 1aa62691c6
commit 51610480b0
1 changed files with 44 additions and 25 deletions
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69
src/executive.rs
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@ -65,30 +65,28 @@ pub struct Executive<'a> {
state: &'a mut State,
info: &'a EnvInfo,
engine: &'a Engine,
depth: usize,
max_depth: usize
depth: usize
}
impl<'a> Executive<'a> {
/// Basic constructor.
pub fn new(state: &'a mut State, info: &'a EnvInfo, engine: &'a Engine) -> Self {
Executive::new_with_depth(state, info, engine, 0, 1024)
Executive::new_with_depth(state, info, engine, 0)
}
/// Populates executive from parent properties. Increments executive depth.
fn from_parent(state: &'a mut State, info: &'a EnvInfo, engine: &'a Engine, depth: usize, max_depth: usize) -> Self {
Executive::new_with_depth(state, info, engine, depth + 1, max_depth)
fn from_parent(state: &'a mut State, info: &'a EnvInfo, engine: &'a Engine, depth: usize) -> Self {
Executive::new_with_depth(state, info, engine, depth + 1)
}
/// Helper constructor. Should be used to create `Executive` with desired depth.
/// Private.
fn new_with_depth(state: &'a mut State, info: &'a EnvInfo, engine: &'a Engine, depth: usize, max_depth: usize) -> Self {
fn new_with_depth(state: &'a mut State, info: &'a EnvInfo, engine: &'a Engine, depth: usize) -> Self {
Executive {
state: state,
info: info,
engine: engine,
depth: depth,
max_depth: max_depth
depth: depth
}
}
@ -273,7 +271,6 @@ struct Externalities<'a> {
info: &'a EnvInfo,
engine: &'a Engine,
depth: usize,
max_depth: usize,
params: &'a ActionParams,
substate: &'a mut Substate,
schedule: Schedule,
@ -286,7 +283,6 @@ impl<'a> Externalities<'a> {
info: &'a EnvInfo,
engine: &'a Engine,
depth: usize,
max_depth: usize,
params: &'a ActionParams,
substate: &'a mut Substate,
output: OutputPolicy<'a>) -> Self {
@ -295,7 +291,6 @@ impl<'a> Externalities<'a> {
info: info,
engine: engine,
depth: depth,
max_depth: max_depth,
params: params,
substate: substate,
schedule: engine.schedule(info),
@ -305,7 +300,7 @@ impl<'a> Externalities<'a> {
/// Creates `Externalities` from `Executive`.
fn from_executive(e: &'a mut Executive, params: &'a ActionParams, substate: &'a mut Substate, output: OutputPolicy<'a>) -> Self {
Self::new(e.state, e.info, e.engine, e.depth, e.max_depth, params, substate, output)
Self::new(e.state, e.info, e.engine, e.depth, params, substate, output)
}
}
@ -338,7 +333,7 @@ impl<'a> Ext for Externalities<'a> {
fn create(&mut self, gas: u64, value: &U256, code: &[u8]) -> Result<(u64, Option<Address>), evm::Error> {
// if balance is insufficient or we are to deep, return
if self.state.balance(&self.params.address) < *value || self.depth >= self.max_depth {
if self.state.balance(&self.params.address) < *value || self.depth >= self.schedule.stack_limit {
return Ok((gas, None));
}
@ -357,7 +352,7 @@ impl<'a> Ext for Externalities<'a> {
data: vec![],
};
let mut ex = Executive::from_parent(self.state, self.info, self.engine, self.depth, self.max_depth);
let mut ex = Executive::from_parent(self.state, self.info, self.engine, self.depth);
ex.state.inc_nonce(&self.params.address);
ex.create(&params, self.substate).map(|gas_left| (gas_left.low_u64(), Some(address)))
}
@ -384,7 +379,7 @@ impl<'a> Ext for Externalities<'a> {
let gas = gas - gas_cost;
// if balance is insufficient or we are to deep, return
if self.state.balance(&self.params.address) < *value || self.depth >= self.max_depth {
if self.state.balance(&self.params.address) < *value || self.depth >= self.schedule.stack_limit {
return Ok(gas + call_gas)
}
@ -399,7 +394,7 @@ impl<'a> Ext for Externalities<'a> {
data: data.to_vec(),
};
let mut ex = Executive::from_parent(self.state, self.info, self.engine, self.depth, self.max_depth);
let mut ex = Executive::from_parent(self.state, self.info, self.engine, self.depth);
ex.call(&params, self.substate, output).map(|gas_left| {
gas + gas_left.low_u64()
})
@ -462,9 +457,33 @@ mod tests {
use common::*;
use state::*;
use ethereum;
use null_engine::*;
use engine::*;
use spec::*;
use evm::Schedule;
use super::Substate;
struct TestEngine {
spec: Spec
}
impl TestEngine {
fn new() -> TestEngine {
TestEngine {
spec: ethereum::new_frontier()
}
}
}
impl Engine for TestEngine {
fn name(&self) -> &str { "TestEngine" }
fn spec(&self) -> &Spec { &self.spec }
fn schedule(&self, _env_info: &EnvInfo) -> Schedule {
let mut schedule = Schedule::new_frontier();
schedule.stack_limit = 0;
schedule
}
}
#[test]
fn test_contract_address() {
let address = Address::from_str("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap();
@ -486,11 +505,11 @@ mod tests {
let mut state = State::new_temp();
state.add_balance(&sender, &U256::from(0x100u64));
let info = EnvInfo::new();
let engine = NullEngine::new_boxed(ethereum::new_frontier());
let engine = TestEngine::new();
let mut substate = Substate::new();
let gas_left = {
let mut ex = Executive::new(&mut state, &info, engine.deref());
let mut ex = Executive::new(&mut state, &info, &engine);
ex.create(&params, &mut substate).unwrap()
};
@ -529,11 +548,11 @@ mod tests {
let mut state = State::new_temp();
state.add_balance(&sender, &U256::from(100));
let info = EnvInfo::new();
let engine = NullEngine::new_boxed(ethereum::new_frontier());
let engine = TestEngine::new();
let mut substate = Substate::new();
let gas_left = {
let mut ex = Executive::new_with_depth(&mut state, &info, engine.deref(), 0, 0);
let mut ex = Executive::new(&mut state, &info, &engine);
ex.create(&params, &mut substate).unwrap()
};
@ -586,11 +605,11 @@ mod tests {
state.add_balance(&sender, &U256::from(100_000));
let info = EnvInfo::new();
let engine = NullEngine::new_boxed(ethereum::new_frontier());
let engine = TestEngine::new();
let mut substate = Substate::new();
let gas_left = {
let mut ex = Executive::new_with_depth(&mut state, &info, engine.deref(), 0, 0);
let mut ex = Executive::new(&mut state, &info, &engine);
ex.call(&params, &mut substate, &mut []).unwrap()
};
@ -628,11 +647,11 @@ mod tests {
let mut state = State::new_temp();
state.init_code(&address, code.clone());
let info = EnvInfo::new();
let engine = NullEngine::new_boxed(ethereum::new_frontier());
let engine = TestEngine::new();
let mut substate = Substate::new();
let gas_left = {
let mut ex = Executive::new_with_depth(&mut state, &info, engine.deref(), 0, 0);
let mut ex = Executive::new(&mut state, &info, &engine);
ex.call(&params, &mut substate, &mut []).unwrap()
};