#ifndef CEPH_CRUSH_MAPPER_H#define CEPH_CRUSH_MAPPER_H/* * CRUSH functions for find rules and then mapping an input to an * output set. * * LGPL2 */#include"crush.h"externintcrush_find_rule(conststructcrush_map*map,intruleset,inttype,intsize);externintcrush_do_rule(conststructcrush_map*map,intruleno,intx,int*result,intresult_max,const__u32*weights);#endif