openethereum/transaction-pool/src/verifier.rs
Tomasz Drwięga 1d9206735b
Transaction Pool re-implementation (#6994)
* Initial design and some tests.

* Insertion & limits.

* Constructing pending block.

* Change to PendingIterator.

* Removing/cancelling transactions.

* Full status.

* Culling transactions.

* Use bigint.

* Add listener tests.

* Clean up listener types.

* Split into multiple files.

* Add copyright notice.

* Documentation.

* Don't require ownership.

* Fix cull to remove from by_hash.

* Make the queue generic over transactions.

* Address code review.

* Update wasm submodules.

* Fix review grumbles.

* Add some docs.
2017-12-19 10:20:49 +01:00

32 lines
1.2 KiB
Rust

// Copyright 2015-2017 Parity Technologies (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/>.
use {VerifiedTransaction};
/// Transaction verification.
///
/// Verifier is responsible to decide if the transaction should even be considered for pool inclusion.
pub trait Verifier<U> {
/// Verification error.
type Error;
/// Verified transaction.
type VerifiedTransaction: VerifiedTransaction;
/// Verifies a `UnverifiedTransaction` and produces `VerifiedTransaction` instance.
fn verify_transaction(&self, tx: U) -> Result<Self::VerifiedTransaction, Self::Error>;
}