- int gnet_stats_copy_app(struct gnet_dump * d, void * st, int len);
- dumping handle
- application specific statistics data
- length of data
Appends the application sepecific statistics to the top level TLV created by gnet_stats_start_copy and remembers the data for XSTATS if the dumping handle is in backward compatibility mode.
Returns 0 on success or -1 with the statistic lock released if the room in the socket buffer was not sufficient.