Function handle_client

hsmd/hsmd.c:614–705

~ This is the core of the HSM daemon: handling requests. */

/*~ This is the core of the HSM daemon: handling requests. */
static struct io_plan *handle_client(struct io_conn *conn, struct client *c)
{
	enum hsmd_wire t = fromwire_peektype(c->msg_in);

	if (!is_lightningd(c))
		status_peer_debug(&c->id, "Got %s", hsmd_wire_name(t));

	/* Before we do anything else, is this client allowed to do
	 * what he asks for? */
	if (!hsmd_check_client_capabilities(c->hsmd_client, t))
		return bad_req_fmt(conn, c, c->msg_in,
				   "client does not have capability to run %d",
				   t);

	/* Now actually go and do what the client asked for */
	switch (t) {
	case WIRE_HSMD_INIT:
		return init_hsm(conn, c, c->msg_in);

	case WIRE_HSMD_CLIENT_HSMFD:
		return pass_client_hsmfd(conn, c, c->msg_in);

#if DEVELOPER
	case WIRE_HSMD_DEV_MEMLEAK:
		return handle_memleak(conn, c, c->msg_in);
#else
	case WIRE_HSMD_DEV_MEMLEAK:
#endif /* DEVELOPER */

	case WIRE_HSMD_NEW_CHANNEL:
	case WIRE_HSMD_READY_CHANNEL:
	case WIRE_HSMD_SIGN_COMMITMENT_TX:
	case WIRE_HSMD_VALIDATE_COMMITMENT_TX:
	case WIRE_HSMD_VALIDATE_REVOCATION:
	case WIRE_HSMD_SIGN_PENALTY_TO_US:
	case WIRE_HSMD_SIGN_REMOTE_COMMITMENT_TX:
	case WIRE_HSMD_SIGN_REMOTE_HTLC_TX:
	case WIRE_HSMD_SIGN_MUTUAL_CLOSE_TX:
	case WIRE_HSMD_GET_PER_COMMITMENT_POINT:
	case WIRE_HSMD_SIGN_WITHDRAWAL:
	case WIRE_HSMD_GET_CHANNEL_BASEPOINTS:
	case WIRE_HSMD_SIGN_INVOICE:
	case WIRE_HSMD_SIGN_MESSAGE:
	case WIRE_HSMD_SIGN_OPTION_WILL_FUND_OFFER:
	case WIRE_HSMD_SIGN_BOLT12:
	case WIRE_HSMD_ECDH_REQ:
	case WIRE_HSMD_CHECK_FUTURE_SECRET:
	case WIRE_HSMD_GET_OUTPUT_SCRIPTPUBKEY:
	case WIRE_HSMD_DERIVE_SECRET:
	case WIRE_HSMD_CANNOUNCEMENT_SIG_REQ:
	case WIRE_HSMD_NODE_ANNOUNCEMENT_SIG_REQ:
	case WIRE_HSMD_CUPDATE_SIG_REQ:
	case WIRE_HSMD_SIGN_LOCAL_HTLC_TX:
	case WIRE_HSMD_SIGN_REMOTE_HTLC_TO_US:
	case WIRE_HSMD_SIGN_DELAYED_PAYMENT_TO_US:
		/* Hand off to libhsmd for processing */
		return req_reply(conn, c,
				 take(hsmd_handle_client_message(