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Context

Struct Context 

Source
pub struct Context<'c, C: Cipher<'c>> {
    pub cipher: &'c C,
    pub dir: Direction,
    pub last_block_processed: bool,
    pub is_gcm_ccm: bool,
    pub header_processed: bool,
    pub header_len: u64,
    pub payload_len: u64,
    pub aad_buffer: [u8; 16],
    pub aad_buffer_len: usize,
    pub cr: u32,
    pub iv: [u32; 4],
    pub suspr: [u32; 8],
}
Expand description

Stores the state of the AES peripheral for suspending/resuming operations.

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§cipher: &'c C

The cipher configuration

§dir: Direction

Encryption or decryption direction

§last_block_processed: bool

Whether the last block has been processed

§is_gcm_ccm: bool

Whether this is a GCM/CCM authenticated mode

§header_processed: bool

Whether the header (AAD) has been processed

§header_len: u64

Total length of additional authenticated data

§payload_len: u64

Total length of payload data

§aad_buffer: [u8; 16]

Buffer for partial AAD blocks

§aad_buffer_len: usize

Number of bytes in AAD buffer

§cr: u32

Control register state

§iv: [u32; 4]

Initialization vector state

§suspr: [u32; 8]

Suspend registers for GCM/CCM

Trait Implementations§

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impl<'c, C: Clone + Cipher<'c>> Clone for Context<'c, C>

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fn clone(&self) -> Context<'c, C>

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

Performs copy-assignment from source. Read more

Auto Trait Implementations§

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impl<'c, C> Freeze for Context<'c, C>

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impl<'c, C> RefUnwindSafe for Context<'c, C>
where C: RefUnwindSafe,

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impl<'c, C> Send for Context<'c, C>
where C: Sync,

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impl<'c, C> Sync for Context<'c, C>
where C: Sync,

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impl<'c, C> Unpin for Context<'c, C>

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impl<'c, C> UnwindSafe for Context<'c, C>
where C: RefUnwindSafe,

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.