Defining a directory callback

A directory callback is defined as follows:

CS_RETCODE CS_PUBLIC 
   directory_cb (connection, reqid, status, numentries,
                 ds_object, userdata)

CS_CONNECTION      *connection;
CS_INT             reqid;
CS_RETCODE         status;
CS_INT             numentries;
CS_DS_OBJECT       *ds_object;
CS_VOID            *userdata;

where: