Struct ctr::CtrCore

pub struct CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher,
    F: CtrFlavor<C::BlockSize>,{ /* private fields */ }

Generic CTR block mode instance.

Trait Implementations

impl<C, F> AlgorithmName for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher + AlgorithmName,
    F: CtrFlavor<C::BlockSize>,

fn write_alg_name(f: &mut Formatter<'_>) -> Result

Write algorithm name into f.

impl<C, F> BlockSizeUser for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher,
    F: CtrFlavor<C::BlockSize>,

type BlockSize = <C as BlockSizeUser>::BlockSize

Size of the block in bytes.

fn block_size() -> usize

Return block size in bytes.

impl<C, F> Clone for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher + Clone,
    F: CtrFlavor<C::BlockSize>,

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<C, F> Debug for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher + AlgorithmName,
    F: CtrFlavor<C::BlockSize>,

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

Formats the value using the given formatter.

impl<C, F> InnerIvInit for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher,
    F: CtrFlavor<C::BlockSize>,

fn inner_iv_init(cipher: C, iv: &Iv<Self>) -> Self

Initialize value using inner and iv array.

fn inner_iv_slice_init(
    inner: Self::Inner,
    iv: &[u8]
) -> Result<Self, InvalidLength>

Initialize value using inner and iv slice.

impl<C, F> InnerUser for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher,
    F: CtrFlavor<C::BlockSize>,

type Inner = C

Inner type.

impl<C, F> IvSizeUser for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher,
    F: CtrFlavor<C::BlockSize>,

type IvSize = <C as BlockSizeUser>::BlockSize

Initialization vector size in bytes.

fn iv_size() -> usize

Return IV size in bytes.

impl<C, F> IvState for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher,
    F: CtrFlavor<C::BlockSize>,

fn iv_state(&self) -> Iv<Self>

Returns current IV state.

impl<C, F> StreamCipherCore for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher,
    F: CtrFlavor<C::BlockSize>,

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

Return number of remaining blocks before cipher wraps around.

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

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

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

Write keystream block.

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

Write keystream blocks.

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

Apply keystream block.

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

Apply keystream blocks.

fn apply_keystream_blocks_inout(
    &mut self,
    blocks: InOutBuf<'_, '_, GenericArray<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<C, F> StreamCipherSeekCore for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher,
    F: CtrFlavor<C::BlockSize>,

type Counter = <F as CtrFlavor<<C as BlockSizeUser>::BlockSize>>::Backend

Counter type used inside stream cipher.

fn get_block_pos(&self) -> Self::Counter

Get current block position.

fn set_block_pos(&mut self, pos: Self::Counter)

Set block position.

impl<C, F> ZeroizeOnDrop for CtrCore<C, F>where
    C: BlockEncryptMut + BlockCipher + ZeroizeOnDrop,
    F: CtrFlavor<C::BlockSize>,
    F::CtrNonce: ZeroizeOnDrop,

Available on crate feature zeroize only.