#ifndef FIO_RAND_H
#define FIO_RAND_H
+#define FRAND_MAX (-1U)
+
struct frand_state {
unsigned int s1, s2, s3;
};
-extern struct frand_state __fio_rand_state;
+static inline void frand_copy(struct frand_state *dst,
+ struct frand_state *src)
+{
+ dst->s1 = src->s1;
+ dst->s2 = src->s2;
+ dst->s3 = src->s3;
+}
static inline unsigned int __rand(struct frand_state *state)
{
}
extern void init_rand(struct frand_state *);
+extern void init_rand_seed(struct frand_state *, unsigned int seed);
extern void __fill_random_buf(void *buf, unsigned int len, unsigned long seed);
-extern unsigned long fill_random_buf(void *buf, unsigned int len);
+extern unsigned long fill_random_buf(struct frand_state *, void *buf, unsigned int len);
+extern unsigned long fill_random_buf_percentage(struct frand_state *, void *buf, unsigned int percentage, unsigned int segment, unsigned int len);
#endif