Use specified compression/pattern for verify buffers too

[fio.git] / lib / rand.h

diff --git a/lib/rand.h b/lib/rand.h
index d62ebe5f7ecb95005561c5021df45ab92a06a1d1..089837dbf0267c326dc4b355782558c24080abf1 100644 (file)
--- a/lib/rand.h
+++ b/lib/rand.h
@@ -7,6 +7,14 @@ struct frand_state {
        unsigned int s1, s2, s3;
 };
 
+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)
 {
 #define TAUSWORTHE(s,a,b,c,d) ((s&c)<<d) ^ (((s <<a) ^ s)>>b)
@@ -22,6 +30,8 @@ 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(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);
+extern void __fill_random_buf_percentage(unsigned long, void *, unsigned int, unsigned int, unsigned int, char *, unsigned int);
+extern unsigned long fill_random_buf_percentage(struct frand_state *, void *, unsigned int, unsigned int, unsigned int, char *, unsigned int);
+extern void fill_pattern(void *p, unsigned int len, char *pattern, unsigned int pattern_bytes);
 
 #endif