feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

substrate/primitives/transaction-pool/src/lib.rs

@@ -0,0 +1,25 @@
+// This file is part of Substrate.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// 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.
+
+//! Transaction pool runtime facing API.
+
+#![warn(missing_docs)]
+#![cfg_attr(not(feature = "std"), no_std)]
+
+extern crate alloc;
+
+pub mod runtime_api;

substrate/primitives/transaction-pool/src/runtime_api.rs

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+// This file is part of Substrate.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// 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.
+
+//! Tagged Transaction Queue Runtime API.
+
+use sp_runtime::{
+	traits::Block as BlockT,
+	transaction_validity::{TransactionSource, TransactionValidity},
+};
+
+sp_api::decl_runtime_apis! {
+	/// The `TaggedTransactionQueue` api trait for interfering with the transaction queue.
+	#[api_version(3)]
+	pub trait TaggedTransactionQueue {
+		/// Validate the transaction.
+		#[changed_in(2)]
+		fn validate_transaction(tx: <Block as BlockT>::Extrinsic) -> TransactionValidity;
+
+		/// Validate the transaction.
+		#[changed_in(3)]
+		fn validate_transaction(
+			source: TransactionSource,
+			tx: <Block as BlockT>::Extrinsic,
+		) -> TransactionValidity;
+
+		/// Validate the transaction.
+		///
+		/// This method is invoked by the transaction pool to learn details about given transaction.
+		/// The implementation should make sure to verify the correctness of the transaction
+		/// against current state. The given `block_hash` corresponds to the hash of the block
+		/// that is used as current state.
+		///
+		/// Note that this call may be performed by the pool multiple times and transactions
+		/// might be verified in any possible order.
+		fn validate_transaction(
+			source: TransactionSource,
+			tx: <Block as BlockT>::Extrinsic,
+			block_hash: Block::Hash,
+		) -> TransactionValidity;
+	}
+}