Struct FheEngine 

pub struct FheEngine { /* private fields */ }

The main FHE engine

Implementations

impl FheEngine

pub fn new(params: FheParams) -> Self

Create a new FHE engine with given parameters

pub fn new_ckks() -> Self

Create with default CKKS parameters (for ML)

pub fn new_bfv() -> Self

Create with BFV parameters (for exact integers)

pub fn keygen(&mut self) -> &FheKeyPair

Generate key pair

pub fn encode_integers(&self, values: &[i64]) -> Plaintext

Encode a vector of integers as plaintext

pub fn encode_floats(&self, values: &[f64]) -> Plaintext

Encode a vector of floats as plaintext (CKKS)

pub fn encrypt(&mut self, plaintext: &Plaintext) -> Result<Ciphertext, FheError>

Encrypt a plaintext

pub fn decrypt( &mut self, ciphertext: &Ciphertext, ) -> Result<Plaintext, FheError>

Decrypt a ciphertext

pub fn add( &mut self, a: &Ciphertext, b: &Ciphertext, ) -> Result<Ciphertext, FheError>

Homomorphic addition

pub fn sub( &mut self, a: &Ciphertext, b: &Ciphertext, ) -> Result<Ciphertext, FheError>

Homomorphic subtraction

pub fn multiply( &mut self, a: &Ciphertext, b: &Ciphertext, ) -> Result<Ciphertext, FheError>

Homomorphic multiplication

pub fn multiply_plain( &mut self, ct: &Ciphertext, pt: &Plaintext, ) -> Result<Ciphertext, FheError>

Multiply ciphertext by plaintext

pub fn add_plain( &mut self, ct: &Ciphertext, pt: &Plaintext, ) -> Result<Ciphertext, FheError>

Add plaintext to ciphertext

pub fn rotate( &mut self, ct: &Ciphertext, steps: i32, ) -> Result<Ciphertext, FheError>

Rotate ciphertext slots

pub fn rescale(&mut self, ct: &Ciphertext) -> Result<Ciphertext, FheError>

Rescale (for CKKS - reduce scale after multiplication)

pub fn bootstrap(&mut self, ct: &Ciphertext) -> Result<Ciphertext, FheError>

Bootstrap (refresh noise budget - expensive operation)

pub fn get_stats(&self) -> &FheStats

Get statistics

pub fn get_params(&self) -> &FheParams

Get parameters

Trait Implementations

impl Debug for FheEngine

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.