Function classic_mceliece_rust::crypto_kem_dec

pub fn crypto_kem_dec(
    key: &mut [u8; 32], 
    c: &[u8; 128], 
    sk: &[u8; 6492]
) -> Result<u8, Box<dyn Error>>

KEM Decapsulation.

Given a secret key sk and a ciphertext c, determine the shared text key negotiated by both parties.