[PATCH] OS abstract out the random seed and value retrieval

[fio.git] / os-freebsd.h

diff --git a/os-freebsd.h b/os-freebsd.h
index 31fa01071aaf283410a4059bcd40cdb670cd8268..b56ba8026f2263db3cdb1ab34b0d3ce97a0a6708 100644 (file)
--- a/os-freebsd.h
+++ b/os-freebsd.h
@@ -11,6 +11,7 @@
 #define OS_MAP_ANON            (MAP_ANON)
 
 typedef unsigned long os_cpu_mask_t;
+typedef unsigned int os_random_state_t;
 
 /*
  * FIXME
@@ -30,4 +31,24 @@ static inline unsigned long long os_phys_mem(void)
        return mem;
 }
 
+static inline void os_random_seed(unsigned long seed, os_random_state_t *rs)
+{
+       srand(seed);
+}
+
+static inline long os_random_long(os_random_state_t *rs)
+{
+       long val;
+
+       val = rand_r(rs);
+       return val;
+}
+
+static inline double os_random_double(os_random_state_t *rs)
+{
+       double val;
+
+       val = (double) rand_r(rs);
+       return val;
+}
 #endif