124 lines
2.9 KiB
Rust
124 lines
2.9 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Externalities implementation.
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use std::sync::Arc;
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use std::collections::HashMap;
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use util::{U256, H256, Address, Bytes, trie};
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use ethcore::client::EnvInfo;
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use ethcore::evm::{self, Ext, ContractCreateResult, MessageCallResult, Schedule, CallType};
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pub struct FakeExt {
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schedule: Schedule,
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store: HashMap<H256, H256>,
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depth: usize,
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}
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impl Default for FakeExt {
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fn default() -> Self {
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FakeExt {
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schedule: Schedule::new_post_eip150(usize::max_value(), true, true, true),
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store: HashMap::new(),
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depth: 1,
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}
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}
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}
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impl Ext for FakeExt {
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fn storage_at(&self, key: &H256) -> trie::Result<H256> {
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Ok(self.store.get(key).unwrap_or(&H256::new()).clone())
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}
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fn set_storage(&mut self, key: H256, value: H256) -> trie::Result<()> {
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self.store.insert(key, value);
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Ok(())
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}
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fn exists(&self, _address: &Address) -> trie::Result<bool> {
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unimplemented!();
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}
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fn exists_and_not_null(&self, _address: &Address) -> trie::Result<bool> {
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unimplemented!();
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}
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fn origin_balance(&self) -> trie::Result<U256> {
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unimplemented!();
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}
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fn balance(&self, _address: &Address) -> trie::Result<U256> {
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unimplemented!();
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}
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fn blockhash(&self, _number: &U256) -> H256 {
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unimplemented!();
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}
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fn create(&mut self, _gas: &U256, _value: &U256, _code: &[u8]) -> ContractCreateResult {
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unimplemented!();
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}
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fn call(&mut self,
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_gas: &U256,
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_sender_address: &Address,
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_receive_address: &Address,
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_value: Option<U256>,
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_data: &[u8],
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_code_address: &Address,
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_output: &mut [u8],
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_call_type: CallType) -> MessageCallResult {
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unimplemented!();
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}
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fn extcode(&self, _address: &Address) -> trie::Result<Arc<Bytes>> {
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unimplemented!();
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}
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fn extcodesize(&self, _address: &Address) -> trie::Result<usize> {
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unimplemented!();
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}
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fn log(&mut self, _topics: Vec<H256>, _data: &[u8]) {
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unimplemented!();
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}
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fn ret(self, gas: &U256, _data: &[u8]) -> evm::Result<U256> {
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Ok(*gas)
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}
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fn suicide(&mut self, _refund_address: &Address) -> trie::Result<()> {
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unimplemented!();
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}
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fn schedule(&self) -> &Schedule {
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&self.schedule
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}
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fn env_info(&self) -> &EnvInfo {
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unimplemented!()
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}
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fn depth(&self) -> usize {
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self.depth
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}
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fn inc_sstore_clears(&mut self) {
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unimplemented!();
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// self.sstore_clears += 1;
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}
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}
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