Refine aot stack overflow check and enhance wasm loader malformed checks (#248)

And separate global data from wasm memory instance
2020-05-08 12:38:59 +08:00
parent d381b0fdec
commit e8e45aeecd
16 changed files with 241 additions and 162 deletions
--- a/core/shared/platform/common/posix/posix_thread.c
+++ b/core/shared/platform/common/posix/posix_thread.c
@ -233,7 +233,8 @@ uint8 *os_thread_get_stack_boundary()
    }

    if (addr)
-        return (uint8*)addr + _STACK_SIZE_ADJUSTMENT;
+        /* Reserved 4 KB for safety */
+        return (uint8*)addr + 4 * 1024;
    else
        return NULL;
 }