Function plugin_subscriptions_add

lightningd/plugin.c:1270–1304

}

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

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

	for (int i = 0; i < subscriptions->size; i++) {
		char *topic;
		const jsmntok_t *s = json_get_arr(subscriptions, i);
		if (s->type != JSMN_STRING) {
			return tal_fmt(plugin,
				       "result.subscriptions[%d] 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. */
		topic = json_strdup(plugin, plugin->buffer, s);
		tal_arr_expand(&plugin->subscriptions, topic);
	}
	return NULL;
}

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