13 struct frand_state rand;
18 void zipf_init(struct zipf_state *zs, unsigned long nranges, double theta, unsigned int seed);
19 unsigned long long zipf_next(struct zipf_state *zs);
21 void pareto_init(struct zipf_state *zs, unsigned long nranges, double h, unsigned int seed);
22 unsigned long long pareto_next(struct zipf_state *zs);
23 void zipf_disable_hash(struct zipf_state *zs);