#ifndef FIO_ZIPF_H
#define FIO_ZIPF_H
+#include <inttypes.h>
#include "rand.h"
struct zipf_state {
double theta;
double zeta2;
double zetan;
+ double pareto_pow;
struct frand_state rand;
+ uint64_t rand_off;
+ bool disable_hash;
};
-void zipf_init(struct zipf_state *zs, unsigned long nranges, double theta);
+void zipf_init(struct zipf_state *zs, unsigned long nranges, double theta, unsigned int seed);
unsigned long long zipf_next(struct zipf_state *zs);
+void pareto_init(struct zipf_state *zs, unsigned long nranges, double h, unsigned int seed);
+unsigned long long pareto_next(struct zipf_state *zs);
+void zipf_disable_hash(struct zipf_state *zs);
+
#endif