kerep sources

kerep/src/random/xoroshiro/64bitValue/xoroshiro128.h

@@ -0,0 +1,39 @@
+#pragma once
+
+#if __cplusplus
+extern "C" {
+#endif
+
+#include "../../../base/std.h"
+#include "../../splitmix64/splitmix64.h"
+
+
+typedef union {
+  u32 s[2];
+} xoroshiro128_state;
+typedef void* xoroshiro128_statePtr;
+
+xoroshiro128_statePtr xoroshiro128_init(u64 seed);
+#define xoroshiro128plus_init xoroshiro128_init
+#define xoroshiro128plusplus_init xoroshiro128_init
+#define xoroshiro128starstar_init xoroshiro128_init
+
+static inline xoroshiro128_statePtr xoroshiro128_initFromTime(void) { return xoroshiro128_init(time(NULL)); }
+#define xoroshiro128plus_initFromTime xoroshiro128_initFromTime
+#define xoroshiro128plusplus_initFromTime xoroshiro128_initFromTime
+#define xoroshiro128starstar_initFromTime xoroshiro128_initFromTime
+
+u64 xoroshiro128plus_next(xoroshiro128_statePtr);
+u64 xoroshiro128plusplus_next(xoroshiro128_statePtr);
+u64 xoroshiro128starstar_next(xoroshiro128_statePtr);
+
+static inline void xoroshiro128_free(xoroshiro128_statePtr state) {
+    free(state); 
+}
+#define xoroshiro128plus_free xoroshiro128_free
+#define xoroshiro128plusplus_free xoroshiro128_free
+#define xoroshiro128starstar_free xoroshiro128_free
+
+#if __cplusplus
+}
+#endif