kexc25519_shared_key_ext
int kexc25519_shared_key_ext(const u_char key[CURVE25519_SIZE],
if ((r = kexc25519_shared_key_ext(server_key, client_pub, buf, 0)) < 0)
if ((r = kexc25519_shared_key_ext(kex->c25519_client_key, server_pub,
return kexc25519_shared_key_ext(key, pub, out, 0);
if ((r = kexc25519_shared_key_ext(server_key, client_pub, buf, 1)) < 0)
if ((r = kexc25519_shared_key_ext(kex->c25519_client_key, server_pub,
if ((r = kexc25519_shared_key_ext(server_key, client_pub, buf, 1)) < 0)
if ((r = kexc25519_shared_key_ext(kex->c25519_client_key, server_pub,