# algebraic_immunity_rs
A Rust library to compute the algebraic immunity and restricted algebraic immunity of Boolean functions.
<b>Reference:</b></br>
*"Computing the Restricted Algebraic Immunity, and Application to WPB Functions"*
Luca Bonamino and Pierrick Méaux. [IACR ePrint 2025/1779](https://eprint.iacr.org/2025/1779).
## Installation
Add the dependency to your `Cargo.toml`:
```toml
[dependencies]
algebraic_immunity = "0.3.2"
```
## Usage
From `BooleanFunction` struct.
``` Rust
use alebraic_immunity::boolean_functions::BooleanFunction;
let ve = vec![0,1,0,0];
let bf = BooleanFuntion::from_truth_table(ve.clone());
let immunity = bf.algebraic_immunity();
assert_eq!(immunity, 1);
let restricted_immunity = bf.restricted_algebraic_immunity(vec![0,1,2]);
assert_eq!(restricted_immunity, 1);
```
Directly from `AlgebraicImmunity` and `RestrictedAlgebraicImmunity` structs.
```Rust
use algebraic_immunity::ai::{AlgebraicImmunity, RestrictedAlgebraicImmunity};
let ve = vec![0,1,0,0];
let immunity = AlgebraicImmunity::algebraic_immunity(ve, 2);
assert_eq!(immunity, 1);
let restricted_immunity = RestrictedAlgebraicImmunity::algebraic_immunity(ve, vec![0,1,2], 2);
assert_eq!(restricted_immunity, 1);
```
```Rust
use algebraic_immunity::ai::{AlgebraicImmunity, RestrictedAlgebraicImmunity};
let ve = vec![
1,0,1,0,0,0,1,1,1,1,0,1,0,0,1,0,1,1,0,1,1,1,0,0,0,1,1,1,1,1,0,1,1,1,1,1,1,1,0,0,0,0,1,1,0,0,1,0,0,0,0,1,1,1,1,0,1,1,0,0,1,0,0,1,0,0,1,1,1,1,0,
1,0,0,1,1,0,0,1,0,0,1,1,0,1,1,0,0,1,1,1,1,0,0,1,1,0,1,1,1,1,1,1,0,1,0,0,1,1,1,0,0,1,0,0,1,1,0,0,1,1,0,1,1,0,0,1,0,1,0,1,1,0,1,0,1,0,0,0,1,1,1,
1,0,1,0,1,0,0,0,0,0,1,0,0,1,0,0,0,1,1,0,0,0,0,0,1,1,1,0,1,1,0,0,0,1,0,1,0,0,0,1,1,0,1,0,0,0,0,0,1,0,0,0,0,0,1,0,1,1,1,0,0,0,0,0,0,0,1,0,1,0,1,
0,1,1,0,1,1,1,1,1,0,0,1,1,0,1,1,0,0,1,0,0,1,0,1,0,1,1,0,0,0,1,0,0,0,1,0,0,1,1,1,1,1,1,0,0,1,0,1,0,1,1,0,0,0,1,1,0,1,1,0,0,0,1,1,0,1,1,0,0,0,1,
1,0,0,1,0,1,1,1,0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,0,0,0,1,1,0,0,1,1,1,1,1,1,0,1,0,1,1,0,0,0,1,0,1,1,0,0,1,1,1,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,
1,0,0,1,0,0,0,0,0,1,0,1,0,0,1,0,0,1,1,0,1,0,0,1,1,1,0,0,0,0,1,0,0,0,1,1,1,1,1,1,0,1,0,1,1,1,1,0,0,0,1,0,1,0,0,1,1,0,0,0,0,0,1,0,0,1,0,1,0,1,0,
1,1,0,0,1,0,1,1,0,0,1,0,0,1,1,0,0,0,1,1,1,0,1,0,1,1,1,0,0,1,1,1,1,1,0,0,1,0,0,0,1,0,1,1,1,1,0,0,1,0,1,1,0,0,1,1,0,0,0,0,1,1,0,1,0,0,1,0,1,0,0,
0,0,0,1,1,1,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,1,0,1,1,1,1,1,0,0,0,0,1,0,1,0,1,0,0,1,1,0,1,0,0,0,0,1,0,1,1,1,1,0,1,1,0,0,1,1,0,1,0,1,0,1,1,1,1,0,1,
0,0,0,0,1,1,0,0,1,0,0,1,1,1,0,0,0,0,0,1,1,0,0,1,1,0,1,1,1,1,1,0,0,1,0,1,1,0,1,1,1,1,0,1,1,1,1,1,0,1,1,1,1,0,1,1,0,0,0,0,1,1,1,1,1,1,0,0,1,0,1,
1,1,1,1,0,0,1,0,0,1,1,0,1,1,0,0,0,0,0,1,0,1,0,1,1,1,1,1,0,0,1,1,1,1,1,0,0,1,1,0,1,1,1,1,0,1,1,0,1,1,0,1,1,0,1,1,1,0,1,0,0,0,0,1,1,1,1,0,1,0,1,
1,0,0,1,1,1,0,0,0,0,1,0,0,0,0,1,1,1,1,0,0,0,0,1,0,1,1,0,1,1,1,0,0,1,0,0,0,1,0,1,0,0,0,0,1,0,0,1,0,0,1,1,1,0,0,1,0,0,1,0,1,0,1,1,1,1,1,0,0,1,1,
0,0,1,0,1,0,1,1,1,1,1,1,1,0,1,1,0,1,1,0,1,0,0,0,1,0,0,1,0,0,1,1,1,0,1,1,0,0,0,0,0,0,0,1,0,0,1,1,0,1,0,1,1,1,0,0,1,1,1,1,0,0,0,0,0,1,1,0,0,1,0,
0,0,0,0,1,0,1,0,0,0,1,0,0,1,1,1,1,0,1,1,0,1,1,0,1,0,1,0,1,1,1,1,0,1,0,0,1,1,1,0,1,1,0,0,0,1,0,0,0,1,0,1,0,1,0,1,0,1,0,1,1,0,1,0,0,0,0,0,0,0,1,
0,1,1,1,0,1,0,0,1,1,0,0,0,0,1,0,1,1,0,0,1,1,0,0,0,1,1,0,1,1,0,1,1,0,0,0,0,0,1,1,0,0,1,0,0,0,0,1,1,0,0,1,1,0,1,0,0,0,0,1,1,1,1,0,0,1,0,0,1,1,1,
1,0,1,1,0,1,1,1,1,1,1,0,1,0,0,1,1,1,1,0,1,1,0,1,1,0,0,1,1,1
];
let immunity = AlgebraicImmunity::algebraic_immunity(ve, 10);
assert_eq!(immunity, 5);
let ve = vec![
1,0,1,0,0,0,1,1,1,1,0,1,0,0,1,0,1,1,0,1,1,1,0,0,0,1,1,1,1,1,0,1,1,1,1,1,1,1,0,0,0,0,1,1,0,0,1,0,0,0,0,1,1,1,1,0,1,1,0,0,1,0,0,1,0,0,1,1,1,1,0,
1,0,0,1,1,0,0,1,0,0,1,1,0,1,1,0,0,1,1,1,1,0,0,1,1,0,1,1,1,1,1,1,0,1,0,0,1,1,1,0,0,1,0,0,1,1,0,0,1,1,0,1,1,0,0,1,0,1,0,1,1,0,1,0,1,0,0,0,1,1,1,
1,0,1,0,1,0,0,0,0,0,1,0,0,1,0,0,0,1,1,0,0,0,0,0,1,1,1,0,1,1,0,0,0,1,0,1,0,0,0,1,1,0,1,0,0,0,0,0,1,0,0,0,0,0,1,0,1,1,1,0,0,0,0,0,0,0,1,0,1,0,1,
0,1,1,0,1,1,1,1,1,0,0,1,1,0,1,1,0,0,1,0,0,1,0,1,0,1,1,0,0,0,1,0,0,0,1,0,0,1,1,1,1,1,1,0,0,1,0,1,0,1,1,0,0,0,1,1,0,1,1,0,0,0,1,1,0,1,1,0,0,0,1,
1,0,0,1,0,1,1,1,0,0,1,0,0,1,0,0,1,0,0,1,1,0,0,0,0,0,1,1,0,0,1,1,1,1,1,1,0,1,0,1,1,0,0,0,1,0,1,1,0,0,1,1,1,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,
1,0,0,1,0,0,0,0,0,1,0,1,0,0,1,0,0,1,1,0,1,0,0,1,1,1,0,0,0,0,1,0,0,0,1,1,1,1,1,1,0,1,0,1,1,1,1,0,0,0,1,0,1,0,0,1,1,0,0,0,0,0,1,0,0,1,0,1,0,1,0,
1,1,0,0,1,0,1,1,0,0,1,0,0,1,1,0,0,0,1,1,1,0,1,0,1,1,1,0,0,1,1,1,1,1,0,0,1,0,0,0,1,0,1,1,1,1,0,0,1,0,1,1,0,0,1,1,0,0,0,0,1,1,0,1,0,0,1,0,1,0,0,
0,0,0,1,1,1,1,0,0,1,0,0,1,0,0,0,1,0,0,1,0,1,0,1,1,1,1,1,0,0,0,0,1,0,1,0,1,0,0,1,1,0,1,0,0,0,0,1,0,1,1,1,1,0,1,1,0,0,1,1,0,1,0,1,0,1,1,1,1,0,1,
0,0,0,0,1,1,0,0,1,0,0,1,1,1,0,0,0,0,0,1,1,0,0,1,1,0,1,1,1,1,1,0,0,1,0,1,1,0,1,1,1,1,0,1,1,1,1,1,0,1,1,1,1,0,1,1,0,0,0,0,1,1,1,1,1,1,0,0,1,0,1,
1,1,1,1,0,0,1,0,0,1,1,0,1,1,0,0,0,0,0,1,0,1,0,1,1,1,1,1,0,0,1,1,1,1,1,0,0,1,1,0,1,1,1,1,0,1,1,0,1,1,0,1,1,0,1,1,1,0,1,0,0,0,0,1,1,1,1,0,1,0,1,
1,0,0,1,1,1,0,0,0,0,1,0,0,0,0,1,1,1,1,0,0,0,0,1,0,1,1,0,1,1,1,0,0,1,0,0,0,1,0,1,0,0,0,0,1,0,0,1,0,0,1,1,1,0,0,1,0,0,1,0,1,0,1,1,1,1,1,0,0,1,1,
0,0,1,0,1,0,1,1,1,1,1,1,1,0,1,1,0,1,1,0,1,0,0,0,1,0,0,1,0,0,1,1,1,0,1,1,0,0,0,0,0,0,0,1,0,0,1,1,0,1,0,1,1,1,0,0,1,1,1,1,0,0,0,0,0,1,1,0,0,1,0,
0,0,0,0,1,0,1,0,0,0,1,0,0,1,1,1,1,0,1,1,0,1,1,0,1,0,1,0,1,1,1,1,0,1,0,0,1,1,1,0,1,1,0,0,0,1,0,0,0,1,0,1,0,1,0,1,0,1,0,1,1,0,1,0,0,0,0,0,0,0,1,
0,1,1,1,0,1,0,0,1,1,0,0,0,0,1,0,1,1,0,0,1,1,0,0,0,1,1,0,1,1,0,1,1,0,0,0,0,0,1,1,0,0,1,0,0,0,0,1,1,0,0,1,1,0,1,0,0,0,0,1,1,1,1,0,0,1,0,0,1,1,1,
1,0,1,1,0,1,1,1,1,1,1,0,1,0,0,1,1,1,1,0,1,1,0,1,1,0,0,1,1,1
];
let restricted_immunity = RestrictedAlgebraicImmunity::algebraic_immunity(ve, vec![1, 2, 6, 100, 200],10);
assert_eq!(restricted_immunity, 1);
```
## License
MIT
## Roadmap
This project is under active development.
Current and planned directions include:
- Reduce unnecessary copying: remove cloning where possible
- Add generics for the domain bit size (currently all $F_2^n$ elements use `usize`)
- Increase unit test coverage
- Increase integration test coverage