Method decapsulate

src/pq.rs:98–105

(&self, ct_bytes: &[u8])

    }

    pub fn decapsulate(&self, ct_bytes: &[u8]) -> Result<[u8; 32], Error> {
        ensure!(ct_bytes.len() == XWING_CT_SIZE, "Bad ciphertext length");
        let mut ss = [0u8; 32];
        let rc =
            unsafe { crypto_kem_xwing_dec(ss.as_mut_ptr(), ct_bytes.as_ptr(), self.seed.as_ptr()) };
        ensure!(rc == 0, "X-Wing decapsulation failed");
        Ok(ss)
    }
}

/// The HKDF context that binds the PQ shared key to the exact signed