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10
examples/decompile/Cargo.toml
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10
examples/decompile/Cargo.toml
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[package]
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name = "decompile"
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version = "0.1.0"
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authors = ["Fabian Freyer <mail@fabianfreyer.de>"]
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edition = "2021"
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[dependencies]
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binaryninja = {path="../../"}
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clap = { version = "4.3", features = ["derive"] }
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68
examples/decompile/build.rs
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68
examples/decompile/build.rs
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use std::env;
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use std::fs::File;
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use std::io::BufReader;
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use std::path::PathBuf;
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#[cfg(target_os = "macos")]
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static LASTRUN_PATH: (&str, &str) = ("HOME", "Library/Application Support/Binary Ninja/lastrun");
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#[cfg(target_os = "linux")]
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static LASTRUN_PATH: (&str, &str) = ("HOME", ".binaryninja/lastrun");
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#[cfg(windows)]
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static LASTRUN_PATH: (&str, &str) = ("APPDATA", "Binary Ninja\\lastrun");
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// Check last run location for path to BinaryNinja; Otherwise check the default install locations
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fn link_path() -> PathBuf {
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use std::io::prelude::*;
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let home = PathBuf::from(env::var(LASTRUN_PATH.0).unwrap());
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let lastrun = PathBuf::from(&home).join(LASTRUN_PATH.1);
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File::open(lastrun)
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.and_then(|f| {
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let mut binja_path = String::new();
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let mut reader = BufReader::new(f);
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reader.read_line(&mut binja_path)?;
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Ok(PathBuf::from(binja_path.trim()))
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})
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.unwrap_or_else(|_| {
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#[cfg(target_os = "macos")]
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return PathBuf::from("/Applications/Binary Ninja.app/Contents/MacOS");
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#[cfg(target_os = "linux")]
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return home.join("binaryninja");
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#[cfg(windows)]
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return PathBuf::from(env::var("PROGRAMFILES").unwrap())
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.join("Vector35\\BinaryNinja\\");
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})
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}
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fn main() {
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// Use BINARYNINJADIR first for custom BN builds/configurations (BN devs/build server), fallback on defaults
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let install_path = env::var("BINARYNINJADIR")
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.map(PathBuf::from)
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.unwrap_or_else(|_| link_path());
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#[cfg(target_os = "linux")]
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println!(
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"cargo:rustc-link-arg=-Wl,-rpath,{},-L{},-l:libbinaryninjacore.so.1",
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install_path.to_str().unwrap(),
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install_path.to_str().unwrap(),
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);
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#[cfg(target_os = "macos")]
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println!(
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"cargo:rustc-link-arg=-Wl,-rpath,{},-L{},-lbinaryninjacore",
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install_path.to_str().unwrap(),
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install_path.to_str().unwrap(),
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);
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#[cfg(target_os = "windows")]
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{
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println!("cargo:rustc-link-lib=binaryninjacore");
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println!("cargo:rustc-link-search={}", install_path.to_str().unwrap());
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}
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}
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54
examples/decompile/src/main.rs
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54
examples/decompile/src/main.rs
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use binaryninja::binaryview::{BinaryView, BinaryViewBase, BinaryViewExt};
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use binaryninja::disassembly::{DisassemblyOption, DisassemblySettings};
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use binaryninja::function::Function;
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use binaryninja::linearview::{LinearViewCursor, LinearViewObject};
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use clap::Parser;
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/// Use binaryninja to decompile to C.
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#[derive(Parser, Debug)]
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#[clap(version, long_about = None)]
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struct Args {
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/// Path to the file to decompile
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filename: String,
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}
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fn decompile_to_c(view: &BinaryView, func: &Function) {
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let settings = DisassemblySettings::new();
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settings.set_option(DisassemblyOption::ShowAddress, false);
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settings.set_option(DisassemblyOption::WaitForIL, true);
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let linearview = LinearViewObject::language_representation(view, &settings);
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let mut cursor = LinearViewCursor::new(&linearview);
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cursor.seek_to_address(func.highest_address());
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let last = view.get_next_linear_disassembly_lines(&mut cursor.duplicate());
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let first = view.get_previous_linear_disassembly_lines(&mut cursor);
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let lines = first.into_iter().chain(last.into_iter());
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for line in lines {
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println!("{}", line.as_ref());
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}
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}
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fn main() {
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let args = Args::parse();
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eprintln!("Loading plugins...");
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binaryninja::headless::init();
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eprintln!("Loading binary...");
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let bv = binaryninja::load(args.filename).expect("Couldn't open file");
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eprintln!("Filename: `{}`", bv.file().filename());
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eprintln!("File size: `{:#x}`", bv.len());
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eprintln!("Function count: {}", bv.functions().len());
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for func in &bv.functions() {
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decompile_to_c(bv.as_ref(), func.as_ref());
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}
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binaryninja::headless::shutdown();
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}
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