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call.rs
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call.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.
//! This calls another contract as passed as its account id.
#![no_std]
#![no_main]
use common::input;
use uapi::{HostFn, HostFnImpl as api};
#[no_mangle]
#[polkavm_derive::polkavm_export]
pub extern "C" fn deploy() {}
#[no_mangle]
#[polkavm_derive::polkavm_export]
pub extern "C" fn call() {
input!(
callee_input: [u8; 4],
callee_addr: [u8; 32],
);
// Call the callee
api::call_v2(
uapi::CallFlags::empty(),
callee_addr,
0u64, // How much ref_time to devote for the execution. 0 = all.
0u64, // How much proof_size to devote for the execution. 0 = all.
None, // No deposit limit.
&0u64.to_le_bytes(), // Value transferred to the contract.
callee_input,
None,
)
.unwrap();
}