pezkuwichain
b6d35f6faf
Updated 4763 files with dual copyright: - Parity Technologies (UK) Ltd. - Dijital Kurdistan Tech Institute
88 lines
2.6 KiB
Rust
88 lines
2.6 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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//! This fixture calls itself as many times as passed as argument.
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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, u256_bytes, 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!(calls_left: u32, callee_addr: &[u8; 20],);
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if calls_left == 0 {
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// transfer some value to BOB
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let _ = api::call(
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uapi::CallFlags::empty(),
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&[2u8; 20],
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u64::MAX, // How much ref_time to devote for the execution. u64::MAX = use all.
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u64::MAX, /* How much proof_size to devote for the execution. u64::MAX = use
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* all. */
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&[u8::MAX; 32], // No deposit limit.
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&u256_bytes(100), // Value transferred
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&[],
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None,
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);
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return
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}
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let next_input = (calls_left - 1).to_le_bytes();
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api::deposit_event(&[], b"before");
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// Call the callee, ignore revert.
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let _ = api::call(
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uapi::CallFlags::empty(),
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callee_addr,
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u64::MAX, // How much ref_time to devote for the execution. u64::MAX = use all.
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u64::MAX, // How much proof_size to devote for the execution. u64::MAX = use all.
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&[u8::MAX; 32], // No deposit limit.
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&[0u8; 32], // Value transferred to the contract.
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&next_input,
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None,
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);
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api::deposit_event(&[], b"after");
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// own address
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let mut addr = [0u8; 20];
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api::address(&mut addr);
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let mut input = [0u8; 24];
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input[..4].copy_from_slice(&next_input);
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input[4..24].copy_from_slice(&callee_addr[..20]);
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// recurse
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api::call(
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uapi::CallFlags::ALLOW_REENTRY,
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&addr,
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u64::MAX, // How much ref_time to devote for the execution. u64::MAX = use all.
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u64::MAX, // How much proof_size to devote for the execution. u64::MAX = use all.
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&[u8::MAX; 32], // No deposit limit.
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&[0u8; 32], // Value transferred to the contract.
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&input,
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None,
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)
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.unwrap();
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}
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