81 lines
3.6 KiB
Rust
81 lines
3.6 KiB
Rust
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/*
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* Copyright (c) 2020-2023, Stalwart Labs Ltd.
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*
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* This file is part of the Stalwart SMTP protocol parser.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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* in the LICENSE file at the top-level directory of this distribution.
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* You can be released from the requirements of the AGPLv3 license by
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* purchasing a commercial license. Please contact licensing@stalw.art
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* for more details.
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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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