pezkuwichain
b6d35f6faf
Updated 4763 files with dual copyright: - Parity Technologies (UK) Ltd. - Dijital Kurdistan Tech Institute
49 lines
1.3 KiB
Rust
49 lines
1.3 KiB
Rust
// This file is part of Bizinikiwi.
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// Copyright (C) Parity Technologies (UK) Ltd. and Dijital Kurdistan Tech Institute
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// SPDX-License-Identifier: Apache-2.0
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#![no_std]
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#![no_main]
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include!("../panic_handler.rs");
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use uapi::{input, HostFn, HostFnImpl as api};
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#[no_mangle]
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#[polkavm_derive::polkavm_export]
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pub extern "C" fn deploy() {}
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#[no_mangle]
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#[polkavm_derive::polkavm_export]
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pub extern "C" fn call() {
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input!(
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signature: [u8; 64],
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pub_key: [u8; 32],
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msg: [u8; 11],
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);
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let exit_status = match api::sr25519_verify(
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&signature.try_into().unwrap(),
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msg,
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&pub_key.try_into().unwrap(),
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) {
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Ok(_) => 0u32,
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Err(code) => code as u32,
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};
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// Exit with success and take transfer return code to the output buffer.
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api::return_value(uapi::ReturnFlags::empty(), &exit_status.to_le_bytes());
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}
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