Function sphinx_create_shared_secret

common/sphinx.c:372–380

}

bool sphinx_create_shared_secret(struct secret *privkey,
				 const struct pubkey *pubkey,
				 const struct secret *secret)
{
	if (secp256k1_ecdh(secp256k1_ctx, privkey->data, &pubkey->pubkey,
			   secret->data, NULL, NULL) != 1)
		return false;
	return true;
}

bool onion_shared_secret(
	struct secret *secret,