From 4ffafc388db3ea541f07f9e1019fb8478562afd0 Mon Sep 17 00:00:00 2001
From: Aleksandar Andrejevic <aandrejevic@reactos.org>
Date: Sun, 23 Jun 2013 00:56:38 +0000
Subject: [PATCH] [NTVDM] Implement NtQueryTimerResolution.

svn path=/branches/ntvdm/; revision=59300
---
 ntoskrnl/ke/clock.c | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/ntoskrnl/ke/clock.c b/ntoskrnl/ke/clock.c
index a9d0c102053..ff358a32c71 100644
--- a/ntoskrnl/ke/clock.c
+++ b/ntoskrnl/ke/clock.c
@@ -242,8 +242,26 @@ NtQueryTimerResolution(OUT PULONG MinimumResolution,
                        OUT PULONG MaximumResolution,
                        OUT PULONG ActualResolution)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    _SEH2_TRY
+    {
+        /* Probe the parameters */
+        ProbeForWriteUlong(MinimumResolution);
+        ProbeForWriteUlong(MaximumResolution);
+        ProbeForWriteUlong(ActualResolution);
+
+        /* Set the parameters to the actual values */
+        *MinimumResolution = KeMinimumIncrement;
+        *MaximumResolution = KeMaximumIncrement;
+        *ActualResolution = KeTimeIncrement;
+    }
+    _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+    {
+        _SEH2_YIELD(return _SEH2_GetExceptionCode());
+    }
+    _SEH2_END;
+
+    /* Return success */
+    return STATUS_SUCCESS;
 }
 
 NTSTATUS