Migrate polkadot-primitives to v6 (#1543)

- Async-backing related primitives are stable `primitives::v6` - Async-backing API is now part of `api_version(7)` - It's enabled on Rococo and Westend runtimes --------- Signed-off-by: Andrei Sandu <andrei-mihail@parity.io> Co-authored-by: Andrei Sandu <54316454+sandreim@users.noreply.github.com>
2026-07-02 19:57:24 +00:00 · 2023-09-27 13:32:02 +03:00
parent 5a2833cceb
commit 7cbe0c76ef
107 changed files with 2410 additions and 2792 deletions
@@ -0,0 +1,80 @@
+// Copyright (C) Parity Technologies (UK) Ltd.
+// This file is part of Polkadot.
+
+// Polkadot 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.
+
+// Polkadot 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 Polkadot.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Requests and responses as sent over the wire for the individual protocols.
+
+use parity_scale_codec::{Decode, Encode};
+
+use polkadot_primitives::{
+	CandidateHash, CommittedCandidateReceipt, Hash, Id as ParaId, PersistedValidationData,
+	UncheckedSignedStatement,
+};
+
+use super::{IsRequest, Protocol};
+use crate::v2::StatementFilter;
+
+/// Request a candidate with statements.
+#[derive(Debug, Clone, Encode, Decode)]
+pub struct AttestedCandidateRequest {
+	/// Hash of the candidate we want to request.
+	pub candidate_hash: CandidateHash,
+	/// Statement filter with 'OR' semantics, indicating which validators
+	/// not to send statements for.
+	///
+	/// The filter must have exactly the minimum size required to
+	/// fit all validators from the backing group.
+	///
+	/// The response may not contain any statements masked out by this mask.
+	pub mask: StatementFilter,
+}
+
+/// Response to an `AttestedCandidateRequest`.
+#[derive(Debug, Clone, Encode, Decode)]
+pub struct AttestedCandidateResponse {
+	/// The candidate receipt, with commitments.
+	pub candidate_receipt: CommittedCandidateReceipt,
+	/// The [`PersistedValidationData`] corresponding to the candidate.
+	pub persisted_validation_data: PersistedValidationData,
+	/// All known statements about the candidate, in compact form,
+	/// omitting `Seconded` statements which were intended to be masked
+	/// out.
+	pub statements: Vec<UncheckedSignedStatement>,
+}
+
+impl IsRequest for AttestedCandidateRequest {
+	type Response = AttestedCandidateResponse;
+	const PROTOCOL: Protocol = Protocol::AttestedCandidateV2;
+}
+
+/// Responses as sent by collators.
+pub type CollationFetchingResponse = super::v1::CollationFetchingResponse;
+
+/// Request the advertised collation at that relay-parent.
+#[derive(Debug, Clone, Encode, Decode)]
+pub struct CollationFetchingRequest {
+	/// Relay parent collation is built on top of.
+	pub relay_parent: Hash,
+	/// The `ParaId` of the collation.
+	pub para_id: ParaId,
+	/// Candidate hash.
+	pub candidate_hash: CandidateHash,
+}
+
+impl IsRequest for CollationFetchingRequest {
+	// The response is the same as for V1.
+	type Response = CollationFetchingResponse;
+	const PROTOCOL: Protocol = Protocol::CollationFetchingV2;
+}