Merge branch 'master' into unlock
This commit is contained in:
commit
f5d0fa2c21
@ -104,7 +104,7 @@ impl EvmTestClient {
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let mut tracer = trace::NoopTracer;
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let mut output = vec![];
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let mut executive = executive::Executive::new(&mut state, &info, &*self.spec.engine);
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let gas_left = executive.call(
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let (gas_left, _) = executive.call(
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params,
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&mut substate,
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util::BytesRef::Flexible(&mut output),
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@ -97,10 +97,45 @@ impl fmt::Display for Error {
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/// A specialized version of Result over EVM errors.
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pub type Result<T> = ::std::result::Result<T, Error>;
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/// Return data buffer. Holds memory from a previous call and a slice into that memory.
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#[derive(Debug)]
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pub struct ReturnData {
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mem: Vec<u8>,
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offset: usize,
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size: usize,
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}
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impl ::std::ops::Deref for ReturnData {
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type Target = [u8];
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fn deref(&self) -> &[u8] {
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&self.mem[self.offset..self.offset + self.size]
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}
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}
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impl ReturnData {
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/// Create empty `ReturnData`.
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pub fn empty() -> Self {
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ReturnData {
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mem: Vec::new(),
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offset: 0,
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size: 0,
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}
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}
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/// Create `ReturnData` from give buffer and slice.
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pub fn new(mem: Vec<u8>, offset: usize, size: usize) -> Self {
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ReturnData {
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mem: mem,
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offset: offset,
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size: size,
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}
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}
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}
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/// Gas Left: either it is a known value, or it needs to be computed by processing
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/// a return instruction.
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#[derive(Debug, PartialEq, Eq, PartialOrd, Ord)]
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pub enum GasLeft<'a> {
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#[derive(Debug)]
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pub enum GasLeft {
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/// Known gas left
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Known(U256),
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/// Return or Revert instruction must be processed.
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@ -108,7 +143,7 @@ pub enum GasLeft<'a> {
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/// Amount of gas left.
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gas_left: U256,
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/// Return data buffer.
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data: &'a [u8],
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data: ReturnData,
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/// Apply or revert state changes on revert.
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apply_state: bool
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},
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@ -122,6 +157,8 @@ pub struct FinalizationResult {
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pub gas_left: U256,
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/// Apply execution state changes or revert them.
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pub apply_state: bool,
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/// Return data buffer.
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pub return_data: ReturnData,
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}
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/// Types that can be "finalized" using an EVM.
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@ -133,13 +170,14 @@ pub trait Finalize {
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fn finalize<E: Ext>(self, ext: E) -> Result<FinalizationResult>;
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}
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impl<'a> Finalize for Result<GasLeft<'a>> {
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impl Finalize for Result<GasLeft> {
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fn finalize<E: Ext>(self, ext: E) -> Result<FinalizationResult> {
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match self {
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Ok(GasLeft::Known(gas_left)) => Ok(FinalizationResult { gas_left: gas_left, apply_state: true }),
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Ok(GasLeft::NeedsReturn {gas_left, data, apply_state}) => ext.ret(&gas_left, data).map(|gas_left| FinalizationResult {
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Ok(GasLeft::Known(gas_left)) => Ok(FinalizationResult { gas_left: gas_left, apply_state: true, return_data: ReturnData::empty() }),
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Ok(GasLeft::NeedsReturn {gas_left, data, apply_state}) => ext.ret(&gas_left, &data).map(|gas_left| FinalizationResult {
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gas_left: gas_left,
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apply_state: apply_state,
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return_data: data,
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}),
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Err(err) => Err(err),
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}
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@ -17,7 +17,7 @@
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//! Interface for Evm externalities.
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use util::*;
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use evm::{self, Schedule};
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use evm::{self, Schedule, ReturnData};
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use env_info::*;
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use types::executed::CallType;
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@ -34,8 +34,8 @@ pub enum ContractCreateResult {
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/// Result of externalities call function.
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pub enum MessageCallResult {
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/// Returned when message call was successfull.
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/// Contains gas left.
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Success(U256),
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/// Contains gas left and output data.
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Success(U256, ReturnData),
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/// Returned when message call failed.
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/// VM doesn't have to know the reason.
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Failed
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@ -109,7 +109,7 @@ pub trait Ext {
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/// Should be called when transaction calls `RETURN` opcode.
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/// Returns gas_left if cost of returning the data is not too high.
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fn ret(self, gas: &U256, data: &[u8]) -> evm::Result<U256> where Self: Sized;
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fn ret(self, gas: &U256, data: &ReturnData) -> evm::Result<U256>;
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/// Should be called when contract commits suicide.
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/// Address to which funds should be refunded.
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@ -178,6 +178,8 @@ lazy_static! {
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arr[ADDMOD as usize] = InstructionInfo::new("ADDMOD", 0, 3, 1, false, GasPriceTier::Mid);
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arr[MULMOD as usize] = InstructionInfo::new("MULMOD", 0, 3, 1, false, GasPriceTier::Mid);
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arr[SIGNEXTEND as usize] = InstructionInfo::new("SIGNEXTEND", 0, 2, 1, false, GasPriceTier::Low);
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arr[RETURNDATASIZE as usize] = InstructionInfo::new("RETURNDATASIZE", 0, 0, 1, false, GasPriceTier::Base);
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arr[RETURNDATACOPY as usize] = InstructionInfo::new("RETURNDATACOPY", 0, 3, 0, true, GasPriceTier::VeryLow);
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arr[SHA3 as usize] = InstructionInfo::new("SHA3", 0, 2, 1, false, GasPriceTier::Special);
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arr[ADDRESS as usize] = InstructionInfo::new("ADDRESS", 0, 0, 1, false, GasPriceTier::Base);
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arr[BALANCE as usize] = InstructionInfo::new("BALANCE", 0, 1, 1, false, GasPriceTier::Special);
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@ -369,6 +371,10 @@ pub const GASPRICE: Instruction = 0x3a;
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pub const EXTCODESIZE: Instruction = 0x3b;
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/// copy external code (from another contract)
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pub const EXTCODECOPY: Instruction = 0x3c;
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/// get the size of the return data buffer for the last call
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pub const RETURNDATASIZE: Instruction = 0x3d;
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/// copy return data buffer to memory
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pub const RETURNDATACOPY: Instruction = 0x3e;
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/// get hash of most recent complete block
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pub const BLOCKHASH: Instruction = 0x40;
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@ -173,7 +173,7 @@ impl<Gas: CostType> Gasometer<Gas> {
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let gas = Gas::from(schedule.sha3_gas) + (Gas::from(schedule.sha3_word_gas) * words);
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Request::GasMem(gas, mem_needed(stack.peek(0), stack.peek(1))?)
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},
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instructions::CALLDATACOPY | instructions::CODECOPY => {
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instructions::CALLDATACOPY | instructions::CODECOPY | instructions::RETURNDATACOPY => {
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Request::GasMemCopy(default_gas, mem_needed(stack.peek(0), stack.peek(2))?, Gas::from_u256(*stack.peek(2))?)
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},
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instructions::EXTCODECOPY => {
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@ -15,6 +15,9 @@
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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use util::U256;
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use evm::ReturnData;
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const MAX_RETURN_WASTE_BYTES: usize = 16384;
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pub trait Memory {
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/// Retrieve current size of the memory
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@ -36,6 +39,8 @@ pub trait Memory {
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/// Retrieve writeable part of memory
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fn writeable_slice(&mut self, offset: U256, size: U256) -> &mut[u8];
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fn dump(&self);
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/// Convert memory into return data.
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fn into_return_data(self, offset: U256, size: U256) -> ReturnData;
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}
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/// Checks whether offset and size is valid memory range
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@ -109,6 +114,21 @@ impl Memory for Vec<u8> {
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Memory::resize(self, size)
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}
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}
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fn into_return_data(mut self, offset: U256, size: U256) -> ReturnData {
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let mut offset = offset.low_u64() as usize;
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let size = size.low_u64() as usize;
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if !is_valid_range(offset, size) {
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return ReturnData::empty()
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}
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if self.len() - size > MAX_RETURN_WASTE_BYTES {
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{ let _ = self.drain(..offset); }
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self.truncate(size);
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self.shrink_to_fit();
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offset = 0;
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}
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ReturnData::new(self, offset, size)
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}
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}
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#[cfg(test)]
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@ -164,4 +184,4 @@ mod tests {
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assert_eq!(mem.read_slice(U256::from(0), U256::from(7)), "a67890g".as_bytes());
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}
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}
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}
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}
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@ -32,7 +32,7 @@ use std::marker::PhantomData;
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use action_params::{ActionParams, ActionValue};
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use types::executed::CallType;
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use evm::instructions::{self, Instruction, InstructionInfo};
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use evm::{self, MessageCallResult, ContractCreateResult, GasLeft, CostType, CreateContractAddress};
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use evm::{self, MessageCallResult, ContractCreateResult, GasLeft, CostType, CreateContractAddress, ReturnData};
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use bit_set::BitSet;
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use util::*;
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@ -102,6 +102,7 @@ enum InstructionResult<Gas> {
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pub struct Interpreter<Cost: CostType> {
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mem: Vec<u8>,
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cache: Arc<SharedCache>,
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return_data: ReturnData,
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_type: PhantomData<Cost>,
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}
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@ -166,9 +167,10 @@ impl<Cost: CostType> evm::Evm for Interpreter<Cost> {
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},
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InstructionResult::StopExecutionNeedsReturn {gas, init_off, init_size, apply} => {
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informant.done();
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let mem = mem::replace(&mut self.mem, Vec::new());
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return Ok(GasLeft::NeedsReturn {
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gas_left: gas.as_u256(),
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data: self.mem.read_slice(init_off, init_size),
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data: mem.into_return_data(init_off, init_size),
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apply_state: apply
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});
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},
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@ -187,6 +189,7 @@ impl<Cost: CostType> Interpreter<Cost> {
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Interpreter {
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mem: Vec::new(),
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cache: cache,
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return_data: ReturnData::empty(),
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_type: PhantomData::default(),
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}
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}
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@ -233,7 +236,7 @@ impl<Cost: CostType> Interpreter<Cost> {
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match instruction {
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instructions::MSTORE | instructions::MLOAD => Some((stack.peek(0).low_u64() as usize, 32)),
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instructions::MSTORE8 => Some((stack.peek(0).low_u64() as usize, 1)),
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instructions::CALLDATACOPY | instructions::CODECOPY => Some((stack.peek(0).low_u64() as usize, stack.peek(2).low_u64() as usize)),
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instructions::CALLDATACOPY | instructions::CODECOPY | instructions::RETURNDATACOPY => Some((stack.peek(0).low_u64() as usize, stack.peek(2).low_u64() as usize)),
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instructions::EXTCODECOPY => Some((stack.peek(1).low_u64() as usize, stack.peek(3).low_u64() as usize)),
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instructions::CALL | instructions::CALLCODE => Some((stack.peek(5).low_u64() as usize, stack.peek(6).low_u64() as usize)),
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instructions::DELEGATECALL => Some((stack.peek(4).low_u64() as usize, stack.peek(5).low_u64() as usize)),
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@ -362,8 +365,9 @@ impl<Cost: CostType> Interpreter<Cost> {
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};
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return match call_result {
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MessageCallResult::Success(gas_left) => {
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MessageCallResult::Success(gas_left, data) => {
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stack.push(U256::one());
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self.return_data = data;
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Ok(InstructionResult::UnusedGas(Cost::from_u256(gas_left).expect("Gas left cannot be greater then current one")))
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},
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MessageCallResult::Failed => {
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@ -495,21 +499,27 @@ impl<Cost: CostType> Interpreter<Cost> {
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instructions::CODESIZE => {
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stack.push(U256::from(code.len()));
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},
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instructions::RETURNDATASIZE => {
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stack.push(U256::from(self.return_data.len()))
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},
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instructions::EXTCODESIZE => {
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let address = u256_to_address(&stack.pop_back());
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let len = ext.extcodesize(&address)?;
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stack.push(U256::from(len));
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},
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instructions::CALLDATACOPY => {
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self.copy_data_to_memory(stack, params.data.as_ref().map_or_else(|| &[] as &[u8], |d| &*d as &[u8]));
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Self::copy_data_to_memory(&mut self.mem, stack, params.data.as_ref().map_or_else(|| &[] as &[u8], |d| &*d as &[u8]));
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},
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instructions::RETURNDATACOPY => {
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Self::copy_data_to_memory(&mut self.mem, stack, &*self.return_data);
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},
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instructions::CODECOPY => {
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self.copy_data_to_memory(stack, params.code.as_ref().map_or_else(|| &[] as &[u8], |c| &**c as &[u8]));
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Self::copy_data_to_memory(&mut self.mem, stack, params.code.as_ref().map_or_else(|| &[] as &[u8], |c| &**c as &[u8]));
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},
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instructions::EXTCODECOPY => {
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let address = u256_to_address(&stack.pop_back());
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let code = ext.extcode(&address)?;
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self.copy_data_to_memory(stack, &code);
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Self::copy_data_to_memory(&mut self.mem, stack, &code);
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},
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instructions::GASPRICE => {
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stack.push(params.gas_price.clone());
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@ -541,7 +551,7 @@ impl<Cost: CostType> Interpreter<Cost> {
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Ok(InstructionResult::Ok)
|
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}
|
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|
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fn copy_data_to_memory(&mut self, stack: &mut Stack<U256>, source: &[u8]) {
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fn copy_data_to_memory(mem: &mut Vec<u8>, stack: &mut Stack<U256>, source: &[u8]) {
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let dest_offset = stack.pop_back();
|
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let source_offset = stack.pop_back();
|
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let size = stack.pop_back();
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@ -550,9 +560,9 @@ impl<Cost: CostType> Interpreter<Cost> {
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let output_end = match source_offset > source_size || size > source_size || source_offset + size > source_size {
|
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true => {
|
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let zero_slice = if source_offset > source_size {
|
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self.mem.writeable_slice(dest_offset, size)
|
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mem.writeable_slice(dest_offset, size)
|
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} else {
|
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self.mem.writeable_slice(dest_offset + source_size - source_offset, source_offset + size - source_size)
|
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mem.writeable_slice(dest_offset + source_size - source_offset, source_offset + size - source_size)
|
||||
};
|
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for i in zero_slice.iter_mut() {
|
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*i = 0;
|
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@ -564,7 +574,7 @@ impl<Cost: CostType> Interpreter<Cost> {
|
||||
|
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if source_offset < source_size {
|
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let output_begin = source_offset.low_u64() as usize;
|
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self.mem.write_slice(dest_offset, &source[output_begin..output_end]);
|
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mem.write_slice(dest_offset, &source[output_begin..output_end]);
|
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}
|
||||
}
|
||||
|
||||
|
@ -33,7 +33,7 @@ mod tests;
|
||||
#[cfg(all(feature="benches", test))]
|
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mod benches;
|
||||
|
||||
pub use self::evm::{Evm, Error, Finalize, FinalizationResult, GasLeft, Result, CostType};
|
||||
pub use self::evm::{Evm, Error, Finalize, FinalizationResult, GasLeft, Result, CostType, ReturnData};
|
||||
pub use self::ext::{Ext, ContractCreateResult, MessageCallResult, CreateContractAddress};
|
||||
pub use self::vmtype::VMType;
|
||||
pub use self::factory::Factory;
|
||||
|
@ -18,7 +18,7 @@ use util::*;
|
||||
use action_params::{ActionParams, ActionValue};
|
||||
use env_info::EnvInfo;
|
||||
use types::executed::CallType;
|
||||
use evm::{self, Ext, Schedule, Factory, GasLeft, VMType, ContractCreateResult, MessageCallResult, CreateContractAddress};
|
||||
use evm::{self, Ext, Schedule, Factory, GasLeft, VMType, ContractCreateResult, MessageCallResult, CreateContractAddress, ReturnData};
|
||||
use std::fmt::Debug;
|
||||
use tests::helpers::*;
|
||||
use types::transaction::SYSTEM_ADDRESS;
|
||||
@ -149,7 +149,7 @@ impl Ext for FakeExt {
|
||||
data: data.to_vec(),
|
||||
code_address: Some(code_address.clone())
|
||||
});
|
||||
MessageCallResult::Success(*gas)
|
||||
MessageCallResult::Success(*gas, ReturnData::empty())
|
||||
}
|
||||
|
||||
fn extcode(&self, address: &Address) -> trie::Result<Arc<Bytes>> {
|
||||
@ -167,7 +167,7 @@ impl Ext for FakeExt {
|
||||
});
|
||||
}
|
||||
|
||||
fn ret(self, _gas: &U256, _data: &[u8]) -> evm::Result<U256> {
|
||||
fn ret(self, _gas: &U256, _data: &ReturnData) -> evm::Result<U256> {
|
||||
unimplemented!();
|
||||
}
|
||||
|
||||
|
@ -22,7 +22,7 @@ use engines::Engine;
|
||||
use types::executed::CallType;
|
||||
use env_info::EnvInfo;
|
||||
use error::ExecutionError;
|
||||
use evm::{self, Ext, Finalize, CreateContractAddress, FinalizationResult};
|
||||
use evm::{self, Ext, Finalize, CreateContractAddress, FinalizationResult, ReturnData};
|
||||
use externalities::*;
|
||||
use trace::{FlatTrace, Tracer, NoopTracer, ExecutiveTracer, VMTrace, VMTracer, ExecutiveVMTracer, NoopVMTracer};
|
||||
use transaction::{Action, SignedTransaction};
|
||||
@ -194,7 +194,7 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
|
||||
let mut substate = Substate::new();
|
||||
|
||||
let (gas_left, output) = match t.action {
|
||||
let (result, output) = match t.action {
|
||||
Action::Create => {
|
||||
let code_hash = t.data.sha3();
|
||||
let new_address = contract_address(self.engine.create_address_scheme(self.info.number), &sender, &nonce, &code_hash);
|
||||
@ -233,7 +233,7 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
};
|
||||
|
||||
// finalize here!
|
||||
Ok(self.finalize(t, substate, gas_left, output, tracer.traces(), vm_tracer.drain())?)
|
||||
Ok(self.finalize(t, substate, result, output, tracer.traces(), vm_tracer.drain())?)
|
||||
}
|
||||
|
||||
fn exec_vm<T, V>(
|
||||
@ -279,7 +279,7 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
mut output: BytesRef,
|
||||
tracer: &mut T,
|
||||
vm_tracer: &mut V
|
||||
) -> evm::Result<U256> where T: Tracer, V: VMTracer {
|
||||
) -> evm::Result<(U256, ReturnData)> where T: Tracer, V: VMTracer {
|
||||
// backup used in case of running out of gas
|
||||
self.state.checkpoint();
|
||||
|
||||
@ -329,7 +329,7 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
);
|
||||
}
|
||||
|
||||
Ok(params.gas - cost)
|
||||
Ok((params.gas - cost, ReturnData::empty()))
|
||||
}
|
||||
} else {
|
||||
// just drain the whole gas
|
||||
@ -376,13 +376,13 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
|
||||
self.enact_result(&res, substate, unconfirmed_substate);
|
||||
trace!(target: "executive", "enacted: substate={:?}\n", substate);
|
||||
res.map(|r| r.gas_left)
|
||||
res.map(|r| (r.gas_left, r.return_data))
|
||||
} else {
|
||||
// otherwise it's just a basic transaction, only do tracing, if necessary.
|
||||
self.state.discard_checkpoint();
|
||||
|
||||
tracer.trace_call(trace_info, U256::zero(), trace_output, vec![]);
|
||||
Ok(params.gas)
|
||||
Ok((params.gas, ReturnData::empty()))
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -396,7 +396,7 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
substate: &mut Substate,
|
||||
tracer: &mut T,
|
||||
vm_tracer: &mut V,
|
||||
) -> evm::Result<U256> where T: Tracer, V: VMTracer {
|
||||
) -> evm::Result<(U256, ReturnData)> where T: Tracer, V: VMTracer {
|
||||
|
||||
let scheme = self.engine.create_address_scheme(self.info.number);
|
||||
if scheme != CreateContractAddress::FromSenderAndNonce && self.state.exists_and_has_code(¶ms.address)? {
|
||||
@ -446,7 +446,7 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
};
|
||||
|
||||
self.enact_result(&res, substate, unconfirmed_substate);
|
||||
res.map(|r| r.gas_left)
|
||||
res.map(|r| (r.gas_left, r.return_data))
|
||||
}
|
||||
|
||||
/// Finalizes the transaction (does refunds and suicides).
|
||||
@ -454,7 +454,7 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
&mut self,
|
||||
t: &SignedTransaction,
|
||||
mut substate: Substate,
|
||||
result: evm::Result<U256>,
|
||||
result: evm::Result<(U256, ReturnData)>,
|
||||
output: Bytes,
|
||||
trace: Vec<FlatTrace>,
|
||||
vm_trace: Option<VMTrace>
|
||||
@ -468,7 +468,7 @@ impl<'a, B: 'a + StateBackend, E: Engine + ?Sized> Executive<'a, B, E> {
|
||||
let refunds_bound = sstore_refunds + suicide_refunds;
|
||||
|
||||
// real ammount to refund
|
||||
let gas_left_prerefund = match result { Ok(x) => x, _ => 0.into() };
|
||||
let gas_left_prerefund = match result { Ok((x, _)) => x, _ => 0.into() };
|
||||
let refunded = cmp::min(refunds_bound, (t.gas - gas_left_prerefund) >> 1);
|
||||
let gas_left = gas_left_prerefund + refunded;
|
||||
|
||||
@ -597,7 +597,7 @@ mod tests {
|
||||
let engine = TestEngine::new(0);
|
||||
let mut substate = Substate::new();
|
||||
|
||||
let gas_left = {
|
||||
let (gas_left, _) = {
|
||||
let mut ex = Executive::new(&mut state, &info, &engine);
|
||||
ex.create(params, &mut substate, &mut NoopTracer, &mut NoopVMTracer).unwrap()
|
||||
};
|
||||
@ -655,7 +655,7 @@ mod tests {
|
||||
let engine = TestEngine::new(0);
|
||||
let mut substate = Substate::new();
|
||||
|
||||
let gas_left = {
|
||||
let (gas_left, _) = {
|
||||
let mut ex = Executive::new(&mut state, &info, &engine);
|
||||
ex.create(params, &mut substate, &mut NoopTracer, &mut NoopVMTracer).unwrap()
|
||||
};
|
||||
@ -713,7 +713,7 @@ mod tests {
|
||||
let mut tracer = ExecutiveTracer::default();
|
||||
let mut vm_tracer = ExecutiveVMTracer::toplevel();
|
||||
|
||||
let gas_left = {
|
||||
let (gas_left, _) = {
|
||||
let mut ex = Executive::new(&mut state, &info, &engine);
|
||||
let output = BytesRef::Fixed(&mut[0u8;0]);
|
||||
ex.call(params, &mut substate, output, &mut tracer, &mut vm_tracer).unwrap()
|
||||
@ -822,7 +822,7 @@ mod tests {
|
||||
let mut tracer = ExecutiveTracer::default();
|
||||
let mut vm_tracer = ExecutiveVMTracer::toplevel();
|
||||
|
||||
let gas_left = {
|
||||
let (gas_left, _) = {
|
||||
let mut ex = Executive::new(&mut state, &info, &engine);
|
||||
ex.create(params.clone(), &mut substate, &mut tracer, &mut vm_tracer).unwrap()
|
||||
};
|
||||
@ -907,7 +907,7 @@ mod tests {
|
||||
let engine = TestEngine::new(0);
|
||||
let mut substate = Substate::new();
|
||||
|
||||
let gas_left = {
|
||||
let (gas_left, _) = {
|
||||
let mut ex = Executive::new(&mut state, &info, &engine);
|
||||
ex.create(params, &mut substate, &mut NoopTracer, &mut NoopVMTracer).unwrap()
|
||||
};
|
||||
@ -1018,7 +1018,7 @@ mod tests {
|
||||
let engine = TestEngine::new(0);
|
||||
let mut substate = Substate::new();
|
||||
|
||||
let gas_left = {
|
||||
let (gas_left, _) = {
|
||||
let mut ex = Executive::new(&mut state, &info, &engine);
|
||||
ex.call(params, &mut substate, BytesRef::Fixed(&mut []), &mut NoopTracer, &mut NoopVMTracer).unwrap()
|
||||
};
|
||||
@ -1062,7 +1062,7 @@ mod tests {
|
||||
let engine = TestEngine::new(0);
|
||||
let mut substate = Substate::new();
|
||||
|
||||
let gas_left = {
|
||||
let (gas_left, _) = {
|
||||
let mut ex = Executive::new(&mut state, &info, &engine);
|
||||
ex.call(params, &mut substate, BytesRef::Fixed(&mut []), &mut NoopTracer, &mut NoopVMTracer).unwrap()
|
||||
};
|
||||
@ -1267,7 +1267,7 @@ mod tests {
|
||||
let mut substate = Substate::new();
|
||||
|
||||
let mut output = [0u8; 14];
|
||||
let result = {
|
||||
let (result, _) = {
|
||||
let mut ex = Executive::new(&mut state, &info, &engine);
|
||||
ex.call(params, &mut substate, BytesRef::Fixed(&mut output), &mut NoopTracer, &mut NoopVMTracer).unwrap()
|
||||
};
|
||||
|
@ -21,7 +21,7 @@ use state::{Backend as StateBackend, State, Substate};
|
||||
use engines::Engine;
|
||||
use env_info::EnvInfo;
|
||||
use executive::*;
|
||||
use evm::{self, Schedule, Ext, ContractCreateResult, MessageCallResult, CreateContractAddress};
|
||||
use evm::{self, Schedule, Ext, ContractCreateResult, MessageCallResult, CreateContractAddress, ReturnData};
|
||||
use types::executed::CallType;
|
||||
use types::transaction::UNSIGNED_SENDER;
|
||||
use trace::{Tracer, VMTracer};
|
||||
@ -212,7 +212,7 @@ impl<'a, T: 'a, V: 'a, B: 'a, E: 'a> Ext for Externalities<'a, T, V, B, E>
|
||||
|
||||
// TODO: handle internal error separately
|
||||
match ex.create(params, self.substate, self.tracer, self.vm_tracer) {
|
||||
Ok(gas_left) => {
|
||||
Ok((gas_left, _)) => {
|
||||
self.substate.contracts_created.push(address.clone());
|
||||
ContractCreateResult::Created(address, gas_left)
|
||||
},
|
||||
@ -261,7 +261,7 @@ impl<'a, T: 'a, V: 'a, B: 'a, E: 'a> Ext for Externalities<'a, T, V, B, E>
|
||||
let mut ex = Executive::from_parent(self.state, self.env_info, self.engine, self.depth);
|
||||
|
||||
match ex.call(params, self.substate, BytesRef::Fixed(output), self.tracer, self.vm_tracer) {
|
||||
Ok(gas_left) => MessageCallResult::Success(gas_left),
|
||||
Ok((gas_left, return_data)) => MessageCallResult::Success(gas_left, return_data),
|
||||
_ => MessageCallResult::Failed
|
||||
}
|
||||
}
|
||||
@ -275,10 +275,10 @@ impl<'a, T: 'a, V: 'a, B: 'a, E: 'a> Ext for Externalities<'a, T, V, B, E>
|
||||
}
|
||||
|
||||
#[cfg_attr(feature="dev", allow(match_ref_pats))]
|
||||
fn ret(mut self, gas: &U256, data: &[u8]) -> evm::Result<U256>
|
||||
fn ret(mut self, gas: &U256, data: &ReturnData) -> evm::Result<U256>
|
||||
where Self: Sized {
|
||||
let handle_copy = |to: &mut Option<&mut Bytes>| {
|
||||
to.as_mut().map(|b| **b = data.to_owned());
|
||||
to.as_mut().map(|b| **b = data.to_vec());
|
||||
};
|
||||
match self.output {
|
||||
OutputPolicy::Return(BytesRef::Fixed(ref mut slice), ref mut copy) => {
|
||||
@ -292,7 +292,7 @@ impl<'a, T: 'a, V: 'a, B: 'a, E: 'a> Ext for Externalities<'a, T, V, B, E>
|
||||
handle_copy(copy);
|
||||
|
||||
vec.clear();
|
||||
vec.extend_from_slice(data);
|
||||
vec.extend_from_slice(&*data);
|
||||
Ok(*gas)
|
||||
},
|
||||
OutputPolicy::InitContract(ref mut copy) => {
|
||||
|
@ -21,7 +21,7 @@ use executive::*;
|
||||
use engines::Engine;
|
||||
use env_info::EnvInfo;
|
||||
use evm;
|
||||
use evm::{Schedule, Ext, Finalize, VMType, ContractCreateResult, MessageCallResult, CreateContractAddress};
|
||||
use evm::{Schedule, Ext, Finalize, VMType, ContractCreateResult, MessageCallResult, CreateContractAddress, ReturnData};
|
||||
use externalities::*;
|
||||
use types::executed::CallType;
|
||||
use tests::helpers::*;
|
||||
@ -142,7 +142,7 @@ impl<'a, T: 'a, V: 'a, B: 'a, E: 'a> Ext for TestExt<'a, T, V, B, E>
|
||||
gas_limit: *gas,
|
||||
value: value.unwrap()
|
||||
});
|
||||
MessageCallResult::Success(*gas)
|
||||
MessageCallResult::Success(*gas, ReturnData::empty())
|
||||
}
|
||||
|
||||
fn extcode(&self, address: &Address) -> trie::Result<Arc<Bytes>> {
|
||||
@ -157,7 +157,7 @@ impl<'a, T: 'a, V: 'a, B: 'a, E: 'a> Ext for TestExt<'a, T, V, B, E>
|
||||
self.ext.log(topics, data)
|
||||
}
|
||||
|
||||
fn ret(self, gas: &U256, data: &[u8]) -> Result<U256, evm::Error> {
|
||||
fn ret(self, gas: &U256, data: &ReturnData) -> Result<U256, evm::Error> {
|
||||
self.ext.ret(gas, data)
|
||||
}
|
||||
|
||||
|
@ -72,6 +72,8 @@ pub struct CommonParams {
|
||||
pub eip210_contract_code: Bytes,
|
||||
/// Gas allocated for EIP-210 blockhash update.
|
||||
pub eip210_contract_gas: U256,
|
||||
/// Number of first block where EIP-211 (Metropolis: RETURNDATASIZE/RETURNDATACOPY) rules begin.
|
||||
pub eip211_transition: BlockNumber,
|
||||
}
|
||||
|
||||
impl From<ethjson::spec::Params> for CommonParams {
|
||||
@ -94,6 +96,7 @@ impl From<ethjson::spec::Params> for CommonParams {
|
||||
|| DEFAULT_BLOCKHASH_CONTRACT.from_hex().expect("Default BLOCKHASH contract is valid"),
|
||||
Into::into),
|
||||
eip210_contract_gas: p.eip210_contract_gas.map_or(1000000.into(), Into::into),
|
||||
eip211_transition: p.eip211_transition.map_or(BlockNumber::max_value(), Into::into),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
@ -75,6 +75,9 @@ pub struct Params {
|
||||
/// See `CommonParams` docs.
|
||||
#[serde(rename="eip210ContractGas")]
|
||||
pub eip210_contract_gas: Option<Uint>,
|
||||
/// See `CommonParams` docs.
|
||||
#[serde(rename="eip211Transition")]
|
||||
pub eip211_transition: Option<Uint>,
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
|
Loading…
Reference in New Issue
Block a user