Commit fa5537de authored by Kevin King's avatar Kevin King
Browse files

copy PKey using DER encode and decode 

test that fields of cloned private and public keys can be accessed
parent a9439058

openssl/src/crypto/pkey.rs

+34 −4
Original line number Diff line number Diff line
@@ -609,11 +609,19 @@ impl Drop for PKey { 


impl Clone for PKey {

    fn clone(&self) -> Self {

        unsafe {

            let new_evp = ffi::EVP_PKEY_new();

            assert!(ffi::EVP_PKEY_copy_parameters(new_evp, self.evp) == 0);

            PKey::from_handle(new_evp, self.parts)

        let mut pkey = PKey::from_handle(unsafe { ffi::EVP_PKEY_new() }, self.parts);

        //  copy by encoding to DER and back

        match self.parts {

            Parts::Public => {

                pkey.load_pub(&self.save_pub()[..]);

            },

            Parts::Both => {

                pkey.load_priv(&self.save_priv()[..]);

            },

            Parts::Neither => {

            },

        }

        pkey

    }

}
@@ -874,4 +882,26 @@ mod tests { 


        assert!(old_pkey_n == pkey.get_rsa().n().unwrap());

    }



    #[test]

    fn test_pkey_clone_copies_private() {

        let mut pkey = super::PKey::new();

        pkey.gen(512);



        let pkey2 = pkey.clone();



        assert!(pkey.get_rsa().q().unwrap() == pkey2.get_rsa().q().unwrap());

    }



    #[test]

    fn test_pkey_clone_copies_public() {

        let mut pkey = super::PKey::new();

        pkey.gen(512);

        let mut pub_key = super::PKey::new();

        pub_key.load_pub(&pkey.save_pub()[..]);



        let pub_key2 = pub_key.clone();



        assert!(pub_key.get_rsa().n().unwrap() == pub_key2.get_rsa().n().unwrap());

    }

}