Changeset 21287 in vbox for trunk/src/VBox/Runtime/testcase/tstRTR0MemUserKernel.cpp

Timestamp:

Jul 7, 2009 1:13:54 AM (15 years ago)

Author:

vboxsync

Message:

tstRTR0MemUserKernel: Test that it doesn't allow kernel addresses.

File:

• trunk/src/VBox/Runtime/testcase/tstRTR0MemUserKernel.cpp (modified) (2 diffs)

trunk/src/VBox/Runtime/testcase/tstRTR0MemUserKernel.cpp

@@ -64 +64 @@
     /*
      * R3Ptr is valid and good for up to a page. The page before
-     * and after are both invalid.
+     * and after are both invalid. Or, it's a kernel page.
      */
     RTR3PTR R3Ptr = (RTR3PTR)u64Arg;
@@ -171 +171 @@
         }
 
+        case TSTRTR0MEMUSERKERNEL_INVALID_ADDRESS:
+        {
+            if (    !RTR0MemUserIsValidAddr(R3Ptr)
+                &&  RTR0MemKernelIsValidAddr((void *)R3Ptr))
+            {
+                for (unsigned off = 0; off < 16 && !*pszErr; off++)
+                    for (unsigned cb = 0; cb < PAGE_SIZE - 16; cb++)
+                        TEST_OFF_SIZE(off, cb, cb > 0 ? VERR_ACCESS_DENIED : VINF_SUCCESS); /* ... */
+            }
+            else
+                RTStrPrintf(pszErr, cchErr, "RTR0MemUserIsValidAddr returns true");
+            break;
+        }
+
         default:
             RTStrPrintf(pszErr, cchErr, "!Unknown test #%d", uOperation);