Function param_route_hops

lightningd/pay.c:1414–1466

}

static struct command_result *param_route_hops(struct command *cmd,
					       const char *name,
					       const char *buffer,
					       const jsmntok_t *tok,
					       struct route_hop **hops)
{
	size_t i;
	const jsmntok_t *t;

	if (tok->type != JSMN_ARRAY)
		return command_fail_badparam(cmd, name, buffer, tok, "must be an array");

	*hops = tal_arr(cmd, struct route_hop, tok->size);
	json_for_each_arr(i, t, tok) {
		struct command_result *ret;
		const jsmntok_t *member;
		struct short_channel_id_dir scidd;

		ret = either(cmd, name, buffer, t, "short_channel_id_dir", "channel", &member);
		if (ret)
			return ret;
		if (!json_to_short_channel_id_dir(buffer, member, &scidd)
		    && !json_to_short_channel_id(buffer, member, &scidd.scid)) {
			return command_fail_badparam(cmd, name, buffer, member,
						     "bad short_channel_id");
		}
		/* We don't actually need the direction */
		(*hops)[i].scid = scidd.scid;
		ret = either(cmd, name, buffer, t, "node_id_out", "id", &member);
		if (ret)
			return ret;
		if (!json_to_node_id(buffer, member, &(*hops)[i].node_id)) {
			return command_fail_badparam(cmd, name, buffer, member,
						     "bad node_id");
		}
		ret = either(cmd, name, buffer, t, "amount_out_msat", "amount_msat", &member);
		if (ret)
			return ret;
		if (!json_to_msat(buffer, member, &(*hops)[i].amount)) {
			return command_fail_badparam(cmd, name, buffer, member,
						     "bad amount");
		}
		ret = either(cmd, name, buffer, t, "cltv_out", "delay", &member);
		if (ret)
			return ret;
		if (!json_to_u32(buffer, member, &(*hops)[i].delay)) {
			return command_fail_badparam(cmd, name, buffer, member,
						     "bad cltv_out/delay");
		}
	}

	return NULL;
}

/* We're paying ourselves! */
static struct command_result *self_payment(struct lightningd *ld,