string crypto_getkeyfp(string serveraddress) = #633; // retrieves the cached host key's CA fingerprint of a server given by IP address
string crypto_getidfp(string serveraddress) = #634; // retrieves the cached host key fingerprint of a server given by IP address
string crypto_getencryptlevel(string serveraddress) = #635; // 0 if never encrypting, 1 supported, 2 requested, 3 required, appended by list of allowed methods in order of preference ("AES128"), preceded by a space each
+float(string url, float id, string content_type, string delim, float buf, float keyid) crypto_uri_postbuf = #513;
//description: