Wasynth/fuzz/fuzz_targets/just_writer.rs
2021-11-28 16:14:07 -05:00

36 lines
794 B
Rust

#![no_main]
use std::io::Result;
use parity_wasm::elements::Module as WasmModule;
use wasm_smith::Module as SmModule;
use wasm::backend::{
ast::transformer::Transformer,
edition::{data::Edition, luajit::LuaJIT},
translator::{arity::List, writer::Data},
};
fn fuzz_writer(wasm: &WasmModule, ed: &dyn Edition) -> Result<()> {
let mut sink = std::io::sink();
let arity = List::new(wasm);
for i in 0..arity.in_arity.len() {
let func = Transformer::new(wasm, &arity).consume(i);
func.output(&mut Data::new(ed), &mut sink)?;
}
Ok(())
}
libfuzzer_sys::fuzz_target!(|module: SmModule| {
let data = module.to_bytes();
let wasm = match parity_wasm::deserialize_buffer(&data) {
Ok(v) => v,
Err(_) => return,
};
fuzz_writer(&wasm, &LuaJIT).expect("LuaJIT should succeed");
});