pub(crate) fn initial_offset<Cipher: BlockSizeUser<BlockSize = U16> + BlockEncrypt, NonceSize: NonceSizes>(
cipher: &Cipher,
nn: &Nonce<NonceSize>,
tag_size: u32,
) -> GenericArray<u8, U16>Expand description
Computes the initial offset as defined in https://www.rfc-editor.org/rfc/rfc7253.html#section-4.2