- * Handle for a request to the mesh to connect or disconnect
- * from a particular peer. Can be used to cancel the request
- * (before the 'cont'inuation is called).
+ * Announce to ther peer the availability of services described by the regex,
+ * in order to be reachable to other peers via connect_by_string.
+ *
+ * Note that the first GNUNET_REGEX_INITIAL_BYTES characters are considered
+ * to be part of a prefix, (for instance 'gnunet://').
+ * If you put a variable part in there (*, +. ()), all matching strings
+ * will be stored in the DHT.
+ *
+ * @param h Handle to mesh.
+ * @param regex String with the regular expression describing local services.
+ * @param compression_characters How many characters can be assigned to one
+ * edge of the graph. The bigger the variability
+ * of the data, the smaller this parameter should
+ * be (down to 1).
+ * For maximum compression, use strlen (regex)
+ * or 0 (special value). Use with care!