Struct nettle::aead::Gcm

pub struct Gcm<C: Cipher + BlockSizeIs16> { /* fields omitted */ }

Galois/Counter mode (NIST SP800-38D).

Implementations

impl<C: Cipher + BlockSizeIs16> Gcm<C>

pub const DIGEST_SIZE: usize

Size of a GCM digest in bytes.

pub fn with_key_and_nonce(key: &[u8], nonce: &[u8]) -> Result<Self>

Creates a new GCM instance with secret key and public nonce.

Trait Implementations

impl<C: Cipher + BlockSizeIs16> Aead for Gcm<C>

fn digest_size(&self) -> usize

Length of the digest in bytes.

fn update(&mut self, ad: &[u8])

Adds associated data ad.

fn encrypt(&mut self, dst: &mut [u8], src: &[u8])

Encrypts one block src to dst.

fn decrypt(&mut self, dst: &mut [u8], src: &[u8])

Decrypts one block src to dst.

fn digest(&mut self, digest: &mut [u8])

Produce the digest.