INNER CODE UNIT · Rust

get_hmac

matrix-org/vodozemac · src/cipher/mod.rs:156

    fn get_hmac(&self) -> HmacSha256 {
        // We don't use HmacSha256::new() here because it expects a 64-byte
        // large HMAC key while the Olm spec defines a 32-byte one instead.
        //
        // https://gitlab.matrix.org/matrix-org/olm/-/blob/master/docs/olm.md#version-1
        #[allow(clippy::expect_used)]
        HmacSha256::new_from_slice(self.keys.mac_key())
            .expect("We should be able to create a HmacSha256 from a 32 byte key")
    }

    /// Encrypts the given plaintext using this [`Cipher`] and returns the
    /// ciphertext.
    ///
    /// **Warning**: This is a low-level function and does not provide
    /// authentication for the ciphertext. You must call [`Cipher::mac()`]
    /// separately to generate the message authentication code (MAC).
    #[allow(unreachable_pub)]
    pub fn encrypt(&self, plaintext: &[u8]) -> Vec<u8> {

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