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Polkadot companion (XCM-simulator) (#560)

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* Use definitions from polkadot.

* Remove unused imports.

* Rerun CI.
This commit is contained in:
Shaun Wang
2021-08-05 18:43:51 +12:00
committed by GitHub
parent 0f4674c04e
commit 5e86294e4e
2 changed files with 5 additions and 57 deletions
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cumulus/primitives/core/src/lib.rs
+4 -44
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@@ -19,12 +19,14 @@
#![cfg_attr(not(feature = "std"), no_std)]
use codec::{Decode, Encode};
use frame_support::weights::Weight;
use sp_runtime::{traits::Block as BlockT, RuntimeDebug};
use sp_std::prelude::*;
pub use polkadot_core_primitives::InboundDownwardMessage;
pub use polkadot_parachain::primitives::{Id as ParaId, UpwardMessage, ValidationParams};
pub use polkadot_parachain::primitives::{
DmpMessageHandler, Id as ParaId, UpwardMessage, ValidationParams, XcmpMessageFormat,
XcmpMessageHandler,
};
pub use polkadot_primitives::v1::{
AbridgedHostConfiguration, AbridgedHrmpChannel, PersistedValidationData,
};
@@ -34,7 +36,6 @@ pub mod relay_chain {
pub use polkadot_core_primitives::*;
pub use polkadot_primitives::{v1, v1::well_known_keys};
}
use relay_chain::BlockNumber as RelayBlockNumber;
/// An inbound HRMP message.
pub type InboundHrmpMessage = polkadot_primitives::v1::InboundHrmpMessage<relay_chain::BlockNumber>;
@@ -88,47 +89,6 @@ pub trait GetChannelInfo {
fn get_channel_max(id: ParaId) -> Option<usize>;
}
/// Something that should be called when a downward message is received.
pub trait DmpMessageHandler {
/// Handle some incoming DMP messages (note these are individual XCM messages).
///
/// Also, process messages up to some `max_weight`.
fn handle_dmp_messages(
iter: impl Iterator<Item = (RelayBlockNumber, Vec<u8>)>,
max_weight: Weight,
) -> Weight;
}
impl DmpMessageHandler for () {
fn handle_dmp_messages(
iter: impl Iterator<Item = (RelayBlockNumber, Vec<u8>)>,
_max_weight: Weight,
) -> Weight {
iter.for_each(drop);
0
}
}
/// Something that should be called for each batch of messages received over XCMP.
pub trait XcmpMessageHandler {
/// Handle some incoming XCMP messages (note these are the big one-per-block aggregate
/// messages).
///
/// Also, process messages up to some `max_weight`.
fn handle_xcmp_messages<'a, I: Iterator<Item = (ParaId, RelayBlockNumber, &'a [u8])>>(
iter: I,
max_weight: Weight,
) -> Weight;
}
impl XcmpMessageHandler for () {
fn handle_xcmp_messages<'a, I: Iterator<Item = (ParaId, RelayBlockNumber, &'a [u8])>>(
iter: I,
_max_weight: Weight,
) -> Weight {
for _ in iter {}
0
}
}
/// Something that should be called when sending an upward message.
pub trait UpwardMessageSender {
/// Send the given UMP message; return the expected number of blocks before the message will