Struct XChaChaCore 

pub struct XChaChaCore<R: Rounds>(ChaChaCore<R, Ietf>);

The XChaCha core function.

Tuple Fields

0: ChaChaCore<R, Ietf>

Trait Implementations

impl<R: Rounds> BlockSizeUser for XChaChaCore<R>

type BlockSize = UInt<UInt<UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B0>, B0>, B0>, B0>, B0>, B0>

Size of the block in bytes.

fn block_size() -> usize

Return block size in bytes.

impl<R: Debug + Rounds> Debug for XChaChaCore<R>

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

Formats the value using the given formatter.

impl<R: Rounds> IvSizeUser for XChaChaCore<R>

type IvSize = UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B1>, B0>, B0>, B0>

Initialization vector size in bytes.

fn iv_size() -> usize

Return IV size in bytes.

impl<R: Rounds> KeyIvInit for XChaChaCore<R>

fn new(key: &Key, iv: &XNonce) -> Self

Create new value from fixed length key and nonce.

fn new_from_slices(key: &[u8], iv: &[u8]) -> Result<Self, InvalidLength>

Create new value from variable length key and nonce.

fn generate_key<R>(rng: &mut R) -> Array<u8, Self::KeySize>

where R: CryptoRng,

👎Deprecated since 0.2.0: use the Generate trait impl on Key instead

DEPRECATED: generate random key using the provided CryptoRng.

fn generate_iv<R>(rng: &mut R) -> Array<u8, Self::IvSize>

where R: CryptoRng,

👎Deprecated since 0.2.0: use the Generate trait impl on Iv instead

DEPRECATED: generate random IV using the provided CryptoRng.

fn generate_key_iv<R>( rng: &mut R, ) -> (Array<u8, Self::KeySize>, Array<u8, Self::IvSize>)

where R: CryptoRng,

👎Deprecated since 0.2.0: use the Generate trait impls on Key and Iv instead

DEPRECATED: generate random key and IV using the provided CryptoRng.

impl<R: Rounds> KeySizeUser for XChaChaCore<R>

type KeySize = UInt<UInt<UInt<UInt<UInt<UInt<UTerm, B1>, B0>, B0>, B0>, B0>, B0>

Key size in bytes.

fn key_size() -> usize

Return key size in bytes.

impl<R: Rounds> StreamCipherCore for XChaChaCore<R>

fn remaining_blocks(&self) -> Option<usize>

Return number of remaining blocks before the cipher wraps around.

fn process_with_backend( &mut self, f: impl StreamCipherClosure<BlockSize = Self::BlockSize>, )

Process data using backend provided to the rank-2 closure.

fn write_keystream_block(&mut self, block: &mut Array<u8, Self::BlockSize>)

Write keystream block.

fn write_keystream_blocks(&mut self, blocks: &mut [Array<u8, Self::BlockSize>])

Write keystream blocks.

fn apply_keystream_block_inout( &mut self, block: InOut<'_, '_, Array<u8, Self::BlockSize>>, )

Apply keystream block.

fn apply_keystream_blocks(&mut self, blocks: &mut [Array<u8, Self::BlockSize>])

Apply keystream blocks.

fn apply_keystream_blocks_inout( &mut self, blocks: InOutBuf<'_, '_, Array<u8, Self::BlockSize>>, )

Apply keystream blocks.

fn try_apply_keystream_partial( self, buf: InOutBuf<'_, '_, u8>, ) -> Result<(), StreamCipherError>

Try to apply keystream to data not divided into blocks.

fn apply_keystream_partial(self, buf: InOutBuf<'_, '_, u8>)

Try to apply keystream to data not divided into blocks.

impl<R: Rounds> StreamCipherSeekCore for XChaChaCore<R>

type Counter = u32

Counter type used inside stream cipher.

fn get_block_pos(&self) -> u32

Get current block position.

fn set_block_pos(&mut self, pos: u32)

Set block position.

impl<R: Rounds> ZeroizeOnDrop for XChaChaCore<R>

Available on crate feature zeroize only.