feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

pezkuwi/xcm/xcm-runtime-apis/src/authorized_aliases.rs

@@ -0,0 +1,49 @@
+// Copyright (C) Parity Technologies (UK) Ltd.
+// This file is part of Pezkuwi.
+
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//! Contains runtime APIs for querying XCM authorized aliases.
+
+use alloc::vec::Vec;
+use codec::{Decode, Encode};
+use frame_support::pallet_prelude::{MaxEncodedLen, TypeInfo};
+use xcm::VersionedLocation;
+
+/// Entry of an authorized aliaser for a local origin. The aliaser `location` is only authorized
+/// until its inner `expiry` block number.
+#[derive(Clone, Debug, Encode, Decode, MaxEncodedLen, TypeInfo)]
+pub struct OriginAliaser {
+	pub location: VersionedLocation,
+	pub expiry: Option<u64>,
+}
+
+sp_api::decl_runtime_apis! {
+	/// API for querying XCM authorized aliases
+	pub trait AuthorizedAliasersApi {
+		/// Returns locations allowed to alias into and act as `target`.
+		fn authorized_aliasers(target: VersionedLocation) -> Result<Vec<OriginAliaser>, Error>;
+		/// Returns whether `origin` is allowed to alias into and act as `target`.
+		fn is_authorized_alias(origin: VersionedLocation, target: VersionedLocation) -> Result<bool, Error>;
+	}
+}
+
+/// `AuthorizedAliasersApi` Runtime APIs errors.
+#[derive(Copy, Clone, Encode, Decode, Eq, PartialEq, Debug, TypeInfo)]
+pub enum Error {
+	/// Converting a location from one version to another failed.
+	#[codec(index = 0)]
+	LocationVersionConversionFailed,
+}