Struct chacha20::ChaCha20

pub struct ChaCha20 { /* fields omitted */ }

The ChaCha20 cipher.

Trait Implementations

impl SalsaFamilyCipher for ChaCha20

fn next_block(&mut self)

fn offset(&self) -> usize

fn set_offset(&mut self, offset: usize)

fn block_word(&self, idx: usize) -> u32

fn process(&mut self, data: &mut [u8])

impl SyncStreamCipherSeek for ChaCha20

fn current_pos(&self) -> u64

Return current position of a keystream in bytes from the beginning.

fn seek(&mut self, pos: u64)

Seek keystream to the given pos in bytes.

impl NewStreamCipher for ChaCha20

type KeySize = U32

Key size in bytes

type NonceSize = U8

Nonce size in bytes

fn new(
    key: &GenericArray<u8, Self::KeySize>,
    iv: &GenericArray<u8, Self::NonceSize>
) -> Self

Create new stream cipher instance from variable length key and nonce.

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

Create new stream cipher instance from variable length key and nonce.

impl StreamCipher for ChaCha20

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

Encrypt data in place.

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

Decrypt data in place.