oss-fuzz/projects/quick-xml/fuzz_target_1.rs

59 lines
1.9 KiB
Rust

// Copyright 2021 Google LLC
//
// 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.
//
//###################
#![no_main]
#[macro_use] extern crate libfuzzer_sys;
extern crate quick_xml;
use quick_xml::Reader;
use quick_xml::events::Event;
use std::io::Cursor;
fuzz_target!(|data: &[u8]| {
// fuzzed code goes here
let cursor = Cursor::new(data);
let mut reader = Reader::from_reader(cursor);
let mut buf = vec![];
loop {
match reader.read_event(&mut buf) {
Ok(Event::Start(ref e)) | Ok(Event::Empty(ref e))=> {
if e.unescaped().is_err() {
break;
}
for a in e.attributes() {
if a.ok().map_or(false, |a| a.unescaped_value().is_err()) {
break;
}
}
}
Ok(Event::Text(ref e)) | Ok(Event::Comment(ref e))
| Ok(Event::CData(ref e)) | Ok(Event::PI(ref e))
| Ok(Event::DocType(ref e)) => {
if e.unescaped().is_err() {
break;
}
}
Ok(Event::Decl(ref e)) => {
let _ = e.version();
let _ = e.encoding();
let _ = e.standalone();
}
Ok(Event::End(_)) => (),
Ok(Event::Eof) | Err(..) => break,
}
buf.clear();
}
});