Use a securely seeded global PRNG for the VM.

It's not 2005 anymore.
2020-06-15 12:21:05 +02:00
parent 34e53736c6
commit a44f53acf5
22 changed files with 411 additions and 174 deletions
--- a/src/lj_def.h
+++ b/src/lj_def.h
@@ -372,4 +372,9 @@ static LJ_AINLINE uint32_t lj_getu32(const void *v)
  extern void LJ_ASSERT_NAME(__LINE__)(int STATIC_ASSERTION_FAILED[(cond)?1:-1])
 #endif

+/* PRNG state. Need this here, details in lj_prng.h. */
+typedef struct PRNGState {
+  uint64_t u[4];
+} PRNGState;
+
 #endif