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afl 0.2.3

Fuzzing Rust code with american-fuzzy-lop
Documentation 
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use std::path::{Path, PathBuf};

use xdg;
use rustc_version;

fn xdg_dir() -> xdg::BaseDirectories {
    let prefix = Path::new("afl.rs").join(rustc_version()).join(
        pkg_version(),
    );
    xdg::BaseDirectories::with_prefix(prefix).unwrap()
}

pub fn rustc_version() -> String {
    let mut ret = String::from("rustc-");
    ret.push_str(&rustc_version::version().unwrap().to_string());
    ret
}

fn pkg_version() -> String {
    let mut ret = String::from("afl.rs-");

    let version = env!("CARGO_PKG_VERSION");
    assert!(!version.is_empty());

    ret.push_str(version);
    ret
}

pub fn afl_dir() -> PathBuf {
    xdg_dir().create_data_directory("afl").unwrap()
}

pub fn afl_llvm_rt_dir() -> PathBuf {
    xdg_dir().create_data_directory("afl-llvm-rt").unwrap()
}

#[allow(dead_code)]
pub fn object_file_path() -> PathBuf {
    afl_llvm_rt_dir().join("libafl-llvm-rt.o")
}

pub fn archive_file_path() -> PathBuf {
    afl_llvm_rt_dir().join("libafl-llvm-rt.a")
}