kerep sources

kerep/src/random/xoshiro/32bitValue/xoshiro128.h

@@ -0,0 +1,40 @@
+#pragma once
+
+#if __cplusplus
+extern "C" {
+#endif
+
+#include "../../../base/std.h"
+#include "../../splitmix64/splitmix64.h"
+
+
+typedef union {
+    u64 merged[2];
+    u32 s[4];
+} xoshiro128_state;
+typedef void* xoshiro128_statePtr;
+
+xoshiro128_statePtr xoshiro128_init(u64 seed);
+#define xoshiro128plus_init xoshiro128_init
+#define xoshiro128plusplus_init xoshiro128_init
+#define xoshiro128starstar_init xoshiro128_init
+
+static inline xoshiro128_statePtr xoshiro128_initFromTime(void) { return xoshiro128_init(time(NULL)); }
+#define xoshiro128plus_initFromTime xoshiro128_initFromTime
+#define xoshiro128plusplus_initFromTime xoshiro128_initFromTime
+#define xoshiro128starstar_initFromTime xoshiro128_initFromTime
+
+u32 xoshiro128plus_next(xoshiro128_statePtr);
+u32 xoshiro128plusplus_next(xoshiro128_statePtr);
+u32 xoshiro128starstar_next(xoshiro128_statePtr);
+
+static inline void xoshiro128_free(xoshiro128_statePtr state) {
+    free(state); 
+}
+#define xoshiro128plus_free xoshiro128_free
+#define xoshiro128plusplus_free xoshiro128_free
+#define xoshiro128starstar_free xoshiro128_free
+
+#if __cplusplus
+}
+#endif