}elseif(EC_KEY_get0_private_key(otherKey.pkey)) { privkey = otherKey.pkey; pubkey = pkey; }elsethrowstd::runtime_error ("no private key");unsignedcharrawbuf[512];intbuflen = ECDH_compute_key (rawbuf,512, EC_KEY_get0_public_key (pubkey), privkey,NULL);if(buflen < ECIES_MIN_...