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// This file is part of Substrate.
// Copyright (C) Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
// This program 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.
// This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
//! Abstract interfaces and data structures related to network sync.
pub mod message;
/// Sync operation mode.
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
pub enum SyncMode {
/// Full block download and verification.
Full,
/// Download blocks and the latest state.
LightState {
/// Skip state proof download and verification.
skip_proofs: bool,
/// Download indexed transactions for recent blocks.
storage_chain_mode: bool,
},
/// Warp sync - verify authority set transitions and the latest state.
Warp,
}
impl SyncMode {
/// Returns `true` if `self` is [`Self::Warp`].
pub fn is_warp(&self) -> bool {
matches!(self, Self::Warp)
}
/// Returns `true` if `self` is [`Self::LightState`].
pub fn light_state(&self) -> bool {
matches!(self, Self::LightState { .. })
}
}
impl Default for SyncMode {
fn default() -> Self {
Self::Full
}
}