Function handle_invoice_onion_message

plugins/fetchinvoice.c:363–397

}

struct command_result *handle_invoice_onion_message(struct command *cmd,
						    const char *buf,
						    const jsmntok_t *om,
						    const struct secret *pathsecret)
{
	struct sent *sent;
	struct command_result *err;

	/* BOLT #4:
	 * - otherwise (it is the final node):
	 *   - if `path_id` is set and corresponds to a path the reader has previously published in a `reply_path`:
	 *     - if the onion message is not a reply to that previous onion:
	 *       - MUST ignore the onion message
	 *   - otherwise (unknown or unset `path_id`):
	 *     - if the onion message is a reply to an onion message which contained a `path_id`:
	 *       - MUST respond (or not respond) exactly as if it did not send the initial onion message.
	 */
	/* We unmarshal the path_id into our secret: if it is NULL or wrong, we exit here */
	sent = find_sent_by_secret(pathsecret);
	if (!sent)
		return NULL;

	plugin_log(cmd->plugin, LOG_DBG, "Received onion message reply for invoice_request: %.*s",
		   json_tok_full_len(om),
		   json_tok_full(buf, om));

	err = handle_error(cmd, sent, buf, om);
	if (err)
		return err;

	if (sent->invreq)
		return handle_invreq_response(cmd, sent, buf, om);

	return NULL;
}

static void destroy_sent(struct sent *sent)
{