Function tfhe::core_crypto::algorithms::lwe_keyswitch_key_generation::allocate_and_generate_new_seeded_lwe_keyswitch_key

source · 
pub fn allocate_and_generate_new_seeded_lwe_keyswitch_key<Scalar, NoiseDistribution, InputKeyCont, OutputKeyCont, NoiseSeeder>(
    input_lwe_sk: &LweSecretKey<InputKeyCont>,
    output_lwe_sk: &LweSecretKey<OutputKeyCont>,
    decomp_base_log: DecompositionBaseLog,
    decomp_level_count: DecompositionLevelCount,
    noise_distribution: NoiseDistribution,
    ciphertext_modulus: CiphertextModulus<Scalar>,
    noise_seeder: &mut NoiseSeeder
) -> SeededLweKeyswitchKeyOwned<Scalar>
where
    Scalar: Encryptable<Uniform, NoiseDistribution>,
    NoiseDistribution: Distribution,
    InputKeyCont: Container<Element = Scalar>,
    OutputKeyCont: Container<Element = Scalar>,
    NoiseSeeder: Seeder + ?Sized,
Expand description

Allocate a new seeded LWE keyswitch key and fill it with an actual keyswitching key constructed from an input and an output key LWE secret key.