Function json_invoice

lightningd/invoice.c:1110–1268

}

static struct command_result *json_invoice(struct command *cmd,
					   const char *buffer,
					   const jsmntok_t *obj UNNEEDED,
					   const jsmntok_t *params)
{
	const jsmntok_t *fallbacks;
	struct amount_msat *msatoshi_val;
	struct invoice_info *info;
	const char *desc_val;
	const u8 **fallback_scripts = NULL;
	u64 *expiry;
	struct sha256 rhash;
	struct secret payment_secret;
	struct preimage *preimage;
	u32 *cltv;
	struct jsonrpc_request *req;
	struct plugin *plugin;
	bool *hashonly;
	const size_t inv_max_label_len = 128;
	const jsmntok_t *dev_routes;

	info = tal(cmd, struct invoice_info);
	info->cmd = cmd;

	if (!param_check(cmd, buffer, params,
			 p_req("amount_msat", param_positive_msat_or_any, &msatoshi_val),
			 p_req("label", param_label, &info->label),
			 p_req("description", param_escaped_string, &desc_val),
			 p_opt_def("expiry", param_u64, &expiry, 3600*24*7),
			 p_opt("fallbacks", param_array, &fallbacks),
			 p_opt("preimage", param_preimage, &preimage),
			 p_opt("exposeprivatechannels", param_chanhints,
			       &info->chanhints),
			 p_opt_def("cltv", param_number, &cltv,
				   cmd->ld->config.cltv_final),
			 p_opt_def("deschashonly", param_bool, &hashonly, false),
			 p_opt("dev-routes", param_array, &dev_routes),
			 NULL))
		return command_param_failed();

	if (dev_routes && !cmd->ld->developer)
		return command_fail(cmd, JSONRPC2_INVALID_PARAMS,
				    "dev-routes requires --developer");

	if (strlen(info->label->s) > inv_max_label_len) {
		return command_fail(cmd, JSONRPC2_INVALID_PARAMS,
				    "Label '%s' over %zu bytes", info->label->s, inv_max_label_len);
	}

	if (strlen(desc_val) > BOLT11_FIELD_BYTE_LIMIT && !*hashonly) {
		return command_fail(cmd, JSONRPC2_INVALID_PARAMS,
				    "Description greater than %d bytes "
				    "invalid "
				    "(description length %zu)",
				    BOLT11_FIELD_BYTE_LIMIT,
				    strlen(desc_val));
	}