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