Method insert_switch_bytes_to_corpus

src/program/libfuzzer.rs:292–332

(
        &self,
        seed_corpus: &Path,
        switch_id: u16,
        in_corpus_dir: &Path,
        out_corpus_dir: &Path,
    )

    }

    fn insert_switch_bytes_to_corpus(
        &self,
        seed_corpus: &Path,
        switch_id: u16,
        in_corpus_dir: &Path,
        out_corpus_dir: &Path,
    ) -> Result<()> {
        if !std::fs::exists(in_corpus_dir)? {
            log::warn!("Corpus directory doesn't exist: {in_corpus_dir:?}, skip it and continue...");
            return Ok(())
        }

        let files = crate::deopt::utils::read_all_files_in_dir(in_corpus_dir)?;
        for file in &files {
            let lib_corpus = std::fs::read(file)?;
            let content = if self.use_constraint {
                let literal_corpus = std::fs::read(seed_corpus)?;
                [
                    switch_id.to_bytes(),
                    lib_corpus,
                    FuzzerShim::get_magic_bytes(),
                    literal_corpus,
                ]
                .concat()
            } else {
                [switch_id.to_bytes(), lib_corpus].concat()
            };
            let to_file: PathBuf = [
                PathBuf::from(out_corpus_dir),
                format!(
                    "{}_{switch_id}",
                    file.file_name().unwrap().to_string_lossy()
                )
                .into(),
            ]
            .iter()
            .collect();
            std::fs::write(to_file, content)?;
        }
        Ok(())
    }

    fn synthesis_batch(&mut self, batch_id: &Vec<usize>) -> Result<String> {
        let mut stmts = String::new();