feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

pezkuwi/teyrchain/test-teyrchains/adder/src/wasm_validation.rs

@@ -0,0 +1,45 @@
+// Copyright (C) Parity Technologies (UK) Ltd.
+// This file is part of Pezkuwi.
+
+// Pezkuwi 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.
+
+// Pezkuwi 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 Pezkuwi.  If not, see <http://www.gnu.org/licenses/>.
+
+//! WASM validation for adder teyrchain.
+
+use crate::{BlockData, HeadData};
+use alloc::vec::Vec;
+use codec::{Decode, Encode};
+use core::panic;
+use pezkuwi_teyrchain_primitives::primitives::{HeadData as GenericHeadData, ValidationResult};
+
+#[no_mangle]
+pub extern "C" fn validate_block(params: *const u8, len: usize) -> u64 {
+	let params = unsafe { pezkuwi_teyrchain_primitives::load_params(params, len) };
+	let parent_head =
+		HeadData::decode(&mut &params.parent_head.0[..]).expect("invalid parent head format.");
+
+	let block_data =
+		BlockData::decode(&mut &params.block_data.0[..]).expect("invalid block data format.");
+
+	let parent_hash = crate::keccak256(&params.parent_head.0[..]);
+
+	let new_head = crate::execute(parent_hash, parent_head, &block_data).expect("Executes block");
+	pezkuwi_teyrchain_primitives::write_result(&ValidationResult {
+		head_data: GenericHeadData(new_head.encode()),
+		new_validation_code: None,
+		upward_messages: alloc::vec::Vec::new().try_into().expect("empty vec fits into bounds"),
+		horizontal_messages: alloc::vec::Vec::new().try_into().expect("empty vec fits into bounds"),
+		processed_downward_messages: 0,
+		hrmp_watermark: params.relay_parent_number,
+	})
+}