pub fn encrypt_device_name<R: Rng + CryptoRng>(
csprng: &mut R,
device_name: &str,
identity_public: &IdentityKey,
) -> Result<DeviceName, ServiceError>pub fn encrypt_device_name<R: Rng + CryptoRng>(
csprng: &mut R,
device_name: &str,
identity_public: &IdentityKey,
) -> Result<DeviceName, ServiceError>