Struct block_buffer::BlockBuffer [−][src]
pub struct BlockBuffer<BlockSize: ArrayLength<u8>> { /* fields omitted */ }
Buffer for block processing of data
Methods
impl<BlockSize: ArrayLength<u8>> BlockBuffer<BlockSize>
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impl<BlockSize: ArrayLength<u8>> BlockBuffer<BlockSize>
pub fn input<F>(&mut self, input: &[u8], f: F) where
F: FnMut(&GenericArray<u8, BlockSize>),
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pub fn input<F>(&mut self, input: &[u8], f: F) where
F: FnMut(&GenericArray<u8, BlockSize>),
Process data in input
in blocks of size BlockSize
using function f
.
pub fn input_lazy<F>(&mut self, input: &[u8], f: F) where
F: FnMut(&GenericArray<u8, BlockSize>),
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pub fn input_lazy<F>(&mut self, input: &[u8], f: F) where
F: FnMut(&GenericArray<u8, BlockSize>),
Variant that doesn't flush the buffer until there's additional data to be processed. Suitable for tweakable block ciphers like Threefish that need to know whether a block is the last data block before processing it.
pub fn len64_padding<B, F>(&mut self, data_len: u64, f: F) where
B: ByteOrder,
F: FnMut(&GenericArray<u8, BlockSize>),
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pub fn len64_padding<B, F>(&mut self, data_len: u64, f: F) where
B: ByteOrder,
F: FnMut(&GenericArray<u8, BlockSize>),
Pad message with 0x80, zeros and 64-bit message length
in a byte order specified by B
pub fn len128_padding_be<F>(&mut self, hi: u64, lo: u64, f: F) where
F: FnMut(&GenericArray<u8, BlockSize>),
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pub fn len128_padding_be<F>(&mut self, hi: u64, lo: u64, f: F) where
F: FnMut(&GenericArray<u8, BlockSize>),
Pad message with 0x80, zeros and 128-bit message length in the big-endian byte order
pub fn pad_with<P: Padding>(
&mut self
) -> Result<&mut GenericArray<u8, BlockSize>, PadError>
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pub fn pad_with<P: Padding>(
&mut self
) -> Result<&mut GenericArray<u8, BlockSize>, PadError>
Pad message with a given padding P
Returns PadError
if internall buffer is full, which can only happen if
input_lazy
was used.
pub fn size(&self) -> usize
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pub fn size(&self) -> usize
Return size of the internall buffer in bytes
pub fn position(&self) -> usize
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pub fn position(&self) -> usize
Return current cursor position
pub fn remaining(&self) -> usize
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pub fn remaining(&self) -> usize
Return number of remaining bytes in the internall buffer
pub fn reset(&mut self)
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pub fn reset(&mut self)
Reset buffer by setting cursor position to zero
Trait Implementations
impl<BlockSize: Clone + ArrayLength<u8>> Clone for BlockBuffer<BlockSize>
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impl<BlockSize: Clone + ArrayLength<u8>> Clone for BlockBuffer<BlockSize>
fn clone(&self) -> BlockBuffer<BlockSize>
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fn clone(&self) -> BlockBuffer<BlockSize>
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
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fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl<BlockSize: Default + ArrayLength<u8>> Default for BlockBuffer<BlockSize>
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impl<BlockSize: Default + ArrayLength<u8>> Default for BlockBuffer<BlockSize>
fn default() -> BlockBuffer<BlockSize>
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fn default() -> BlockBuffer<BlockSize>
Returns the "default value" for a type. Read more
Auto Trait Implementations
impl<BlockSize> Send for BlockBuffer<BlockSize>
impl<BlockSize> Send for BlockBuffer<BlockSize>
impl<BlockSize> Sync for BlockBuffer<BlockSize>
impl<BlockSize> Sync for BlockBuffer<BlockSize>