mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-05-06 11:28:02 +00:00
Vivek Pandya
bc53b9a03a
* Change copyright year to 2023 from 2022 * Fix incorrect update of copyright year * Remove years from copy right header * Fix remaining files * Fix typo in a header and remove update-copyright.sh
78 lines
2.3 KiB
Rust
78 lines
2.3 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
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// This program 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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// This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
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use crate::{
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AuthorityId, BabeAuthorityWeight, BabeConfiguration, BabeEpochConfiguration, Epoch,
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NextEpochDescriptor, VRF_OUTPUT_LENGTH,
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};
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use codec::{Decode, Encode};
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use sc_consensus_epochs::Epoch as EpochT;
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use sp_consensus_slots::Slot;
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/// BABE epoch information, version 0.
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#[derive(Decode, Encode, PartialEq, Eq, Clone, Debug)]
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pub struct EpochV0 {
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/// The epoch index.
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pub epoch_index: u64,
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/// The starting slot of the epoch.
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pub start_slot: Slot,
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/// The duration of this epoch.
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pub duration: u64,
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/// The authorities and their weights.
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pub authorities: Vec<(AuthorityId, BabeAuthorityWeight)>,
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/// Randomness for this epoch.
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pub randomness: [u8; VRF_OUTPUT_LENGTH],
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}
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impl EpochT for EpochV0 {
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type NextEpochDescriptor = NextEpochDescriptor;
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type Slot = Slot;
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fn increment(&self, descriptor: NextEpochDescriptor) -> EpochV0 {
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EpochV0 {
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epoch_index: self.epoch_index + 1,
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start_slot: self.start_slot + self.duration,
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duration: self.duration,
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authorities: descriptor.authorities,
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randomness: descriptor.randomness,
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}
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}
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fn start_slot(&self) -> Slot {
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self.start_slot
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}
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fn end_slot(&self) -> Slot {
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self.start_slot + self.duration
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}
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}
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impl EpochV0 {
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/// Migrate the sturct to current epoch version.
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pub fn migrate(self, config: &BabeConfiguration) -> Epoch {
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Epoch {
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epoch_index: self.epoch_index,
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start_slot: self.start_slot,
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duration: self.duration,
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authorities: self.authorities,
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randomness: self.randomness,
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config: BabeEpochConfiguration { c: config.c, allowed_slots: config.allowed_slots },
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}
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}
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}
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