Function plugin_subscriptions_add

lightningd/plugin.c:1426–1468

}

static const char *plugin_subscriptions_add(struct plugin *plugin,
					    const char *buffer,
					    const jsmntok_t *resulttok)
{
	size_t i;
	const jsmntok_t *s, *subscriptions =
	    json_get_member(buffer, resulttok, "subscriptions");

	if (!subscriptions) {
		plugin->subscriptions = NULL;
		return NULL;
	}
	plugin->subscriptions = tal_arr(plugin, struct plugin_subscription, 0);
	if (subscriptions->type != JSMN_ARRAY) {
		return tal_fmt(plugin, "\"result.subscriptions\" is not an array");
	}

	json_for_each_arr(i, s, subscriptions) {
		struct plugin_subscription sub;
		if (s->type != JSMN_STRING) {
			return tal_fmt(plugin,
				       "result.subscriptions[%zu] is not a string: '%.*s'", i,
					json_tok_full_len(s),
					json_tok_full(buffer, s));
		}

		/* We add all subscriptions while parsing the
		 * manifest, without checking that they exist, since
		 * later plugins may also emit notifications of custom
		 * types that we don't know about yet. */
		sub.topic = json_strdup(plugin, buffer, s);
		sub.owner = plugin;
		tal_arr_expand(&plugin->subscriptions, sub);
	}

	/* Now they won't move with reallocation, we can add to htable */
	for (i = 0; i < tal_count(plugin->subscriptions); i++) {
		plugin_subscription_htable_add(plugin->plugins->subscriptions,
					       &plugin->subscriptions[i]);
	}

	return NULL;
}

static const char *plugin_hooks_add(struct plugin *plugin, const char *buffer,
				    const jsmntok_t *resulttok)