int filter_probes(int in_unitsize, int out_unitsize, int *probelist,
char *data_in, uint64_t length_in, char **data_out,
uint64_t *length_out);
int filter_probes(int in_unitsize, int out_unitsize, int *probelist,
char *data_in, uint64_t length_in, char **data_out,
uint64_t *length_out);