Struct nettle::aead::ChaChaPoly1305

source ·
pub struct ChaChaPoly1305 { /* private fields */ }
Expand description

D.J. Bernsteins ChaCha-Poly1305 AEAD stream cipher.

Implementations§

source§

impl ChaChaPoly1305

source

pub const DIGEST_SIZE: usize = 16usize

Size of a Poly1305 digest in bytes.

source

pub const KEY_SIZE: usize = 32usize

Size of the ChaCha key in bytes.

source

pub const NONCE_SIZE: usize = 12usize

Size of the ChaChaPoly1305 nonce in bytes.

source

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

Creates a new ChaChaPoly1305 instance with secret key and public nonce.

Trait Implementations§

source§

impl Aead for ChaChaPoly1305

source§

fn digest_size(&self) -> usize

Length of the digest in bytes.
source§

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

Adds associated data ad. Read more
source§

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

Encrypts one block src to dst.
source§

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

Decrypts one block src to dst.
source§

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

Produce the digest.

Auto Trait Implementations§

Blanket Implementations§

source§

impl<T> Any for Twhere T: 'static + ?Sized,

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for Twhere U: From<T>,

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source§

impl<T> Same<T> for T

§

type Output = T

Should always be Self
source§

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.