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propagate OOG from pov and MBIP5 #225
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// This file is part of Frontier. | ||
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// Copyright (C) Parity Technologies (UK) Ltd. | ||
// SPDX-License-Identifier: Apache-2.0 | ||
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// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
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environmental::environmental!(STORAGE_OOG: bool); | ||
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use crate::{ExitError, ExitReason}; | ||
use sp_core::U256; | ||
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pub fn handle_storage_oog<R, F>(gas_limit: u64, f: F) -> (ExitReason, R, u64, U256) | ||
where | ||
F: FnOnce() -> (ExitReason, R, u64, U256), | ||
R: Default, | ||
{ | ||
STORAGE_OOG::using_once(&mut false, || { | ||
let (reason, retv, used_gas, effective_gas) = f(); | ||
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STORAGE_OOG::with(|storage_oog| { | ||
if *storage_oog { | ||
( | ||
ExitReason::Error(ExitError::OutOfGas), | ||
Default::default(), | ||
used_gas, | ||
U256([gas_limit, 0, 0, 0]), | ||
) | ||
} else { | ||
(reason, retv, used_gas, effective_gas) | ||
} | ||
}) | ||
// This should always return `Some`, but let's play it safe. | ||
.expect("STORAGE_OOG not defined") | ||
ahmadkaouk marked this conversation as resolved.
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There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Instead of panic here, even if never expected, we should change the return type to |
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}) | ||
} | ||
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pub fn set_storage_oog() { | ||
STORAGE_OOG::with(|storage_oog| { | ||
*storage_oog = true; | ||
}); | ||
} |
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U256
implementsFrom<u64>