lib.rs

// Copyright 2019-2021 Parity Technologies (UK) Ltd.
// This file is part of Parity Bridges Common.

// Parity Bridges Common 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 Bridges Common 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 Bridges Common.  If not, see <http://www.gnu.org/licenses/>.

#![cfg_attr(not(feature = "std"), no_std)]
// RuntimeApi generated functions
#![allow(clippy::too_many_arguments)]

pub use bp_polkadot_core::*;
use bp_runtime::decl_bridge_finality_runtime_apis;
use frame_support::parameter_types;

/// Rococo Chain
pub type Rococo = PolkadotLike;

parameter_types! {
	pub const SS58Prefix: u8 = 42;
}

/// Name of the parachains pallet in the Rococo runtime.
pub const PARAS_PALLET_NAME: &str = "Paras";

/// Name of the With-Rococo GRANDPA pallet instance that is deployed at bridged chains.
pub const WITH_ROCOCO_GRANDPA_PALLET_NAME: &str = "BridgeRococoGrandpa";

/// Maximal size of encoded `bp_parachains::ParaStoredHeaderData` structure among all Rococo
/// parachains.
///
/// It includes the block number and state root, so it shall be near 40 bytes, but let's have some
/// reserve.
pub const MAX_NESTED_PARACHAIN_HEAD_DATA_SIZE: u32 = 128;

/// Maximal number of GRANDPA authorities at Rococo.
///
/// Corresponds to the `MaxAuthorities` constant value from the Rococo runtime configuration.
pub const MAX_AUTHORITIES_COUNT: u32 = 100_000;

decl_bridge_finality_runtime_apis!(rococo);