67 lines
3 KiB
Rust
67 lines
3 KiB
Rust
/*
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* Copyright (c) 2020-2024, Stalwart Labs Ltd.
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*
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* Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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* https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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* <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your
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* option. This file may not be copied, modified, or distributed
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* except according to those terms.
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*/
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#![no_main]
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use libfuzzer_sys::fuzz_target;
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use smtp_proto::{
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request::{
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parser::Rfc5321Parser,
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receiver::{
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BdatReceiver, DataReceiver, DummyDataReceiver, DummyLineReceiver, LineReceiver,
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RequestReceiver,
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},
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},
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response::parser::ResponseReceiver,
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EhloResponse, Request,
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};
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static RFC5321_ALPHABET: &[u8] = b"0123456789abcdefghijklmnopqrstuvwxyz:=-<>,; \r\n";
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fuzz_target!(|data: &[u8]| {
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let data_rfc5321 = into_alphabet(data, RFC5321_ALPHABET);
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for bytes in [data, &data_rfc5321] {
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let _ = Request::parse(&mut bytes.iter());
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let _ = RequestReceiver::default().ingest(&mut bytes.iter(), &[]);
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let _ = DataReceiver::new().ingest(&mut bytes.iter(), &mut vec![]);
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let _ = BdatReceiver::new(bytes.len(), true).ingest(&mut bytes.iter(), &mut vec![]);
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let _ = BdatReceiver::new(bytes.len(), false).ingest(&mut bytes.iter(), &mut vec![]);
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let _ = DummyDataReceiver::new_bdat(bytes.len()).ingest(&mut bytes.iter());
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let _ = DummyDataReceiver::new_data(&DataReceiver::new()).ingest(&mut bytes.iter());
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let _ = LineReceiver::new(()).ingest(&mut bytes.iter());
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let _ = DummyLineReceiver::default().ingest(&mut bytes.iter());
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let _ = ResponseReceiver::default().parse(&mut bytes.iter());
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let _ = EhloResponse::<String>::parse(&mut bytes.iter());
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let _ = Rfc5321Parser::new(&mut bytes.iter()).hashed_value();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).hashed_value_long();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).address();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).string();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).text();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).xtext();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).seek_char(0);
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let _ = Rfc5321Parser::new(&mut bytes.iter()).seek_lf();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).next_char();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).read_char();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).size();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).integer();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).timestamp();
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let _ = Rfc5321Parser::new(&mut bytes.iter()).mail_from_parameters(String::new());
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let _ = Rfc5321Parser::new(&mut bytes.iter()).rcpt_to_parameters(String::new());
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let _ = Rfc5321Parser::new(&mut bytes.iter()).mechanism();
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}
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});
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fn into_alphabet(data: &[u8], alphabet: &[u8]) -> Vec<u8> {
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data.iter()
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.map(|&byte| alphabet[byte as usize % alphabet.len()])
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.collect()
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}
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