add encrypting for save files

add libhydrogen for encrypting and decrypting #9
2026-04-03 14:59:37 +02:00
parent abb6556fd4
commit c277ab10d9
68 changed files with 5737 additions and 74 deletions
@@ -0,0 +1,20 @@
+#include <windows.h>
+#define RtlGenRandom SystemFunction036
+#if defined(__cplusplus)
+extern "C"
+#endif
+    BOOLEAN NTAPI
+    RtlGenRandom(PVOID RandomBuffer, ULONG RandomBufferLength);
+#pragma comment(lib, "advapi32.lib")
+
+static int
+hydro_random_init(void)
+{
+    if (!RtlGenRandom((PVOID) hydro_random_context.state,
+                      (ULONG) sizeof hydro_random_context.state)) {
+        return -1;
+    }
+    hydro_random_context.counter = ~LOAD64_LE(hydro_random_context.state);
+
+    return 0;
+}