INNER CODE UNIT · Rust

from

AChep/keyguard-app · thirdParty/rust/ocb3-0.1.0-keyguard/src/lib.rs:198

    fn from(cipher: Cipher) -> Self {
        let (ll_star, ll_dollar, ll) = key_dependent_variables(&cipher);

        Self {
            cipher,
            nonce_size: PhantomData,
            tag_size: PhantomData,
            ll_star,
            ll_dollar,
            ll,
        }
    }
}

/// Computes key-dependent variables defined in
/// https://www.rfc-editor.org/rfc/rfc7253.html#section-4.1
fn key_dependent_variables<Cipher: BlockSizeUser<BlockSize = U16> + BlockEncrypt>(
    cipher: &Cipher,

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