Function ecdsa_to_public_key 

fn ecdsa_to_public_key(
    created_at: DateTime<Utc>,
    key: EcdsaPublicParams,
) -> Result<PublicKey, Error>

Creates a [PublicKey] object from ECDSA parameters.

Takes a created_at date and ECDSA key parameters.

Errors

Returns an error if

• the ECDSA algorithm is unsupported by rPGP,
• or the calculated packet length is invalid.