Changeset 11258 in vbox for trunk/src/VBox

Timestamp:

Aug 8, 2008 2:38:28 PM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

34336

Message:

API/Host: New method for querying the number of CPUs online.

Location:

trunk/src/VBox/Main

Files:

• HostImpl.cpp (modified) (2 diffs)
• idl/VirtualBox.xidl (modified) (2 diffs)
• include/HostImpl.h (modified) (1 diff)

trunk/src/VBox/Main/HostImpl.cpp

@@ -99 +99 @@
 #include <VBox/err.h>
 #include <iprt/string.h>
-/** @todo the following line becomes obsolete after switching to Mp runtime functions */
-#include <iprt/system.h>
 #include <iprt/mp.h>
 #include <iprt/time.h>
@@ -682 +680 @@
     AutoWriteLock alock (this);
     CHECK_READY();
-    *count = RTSystemProcessorGetCount();
-    /** @todo after implementing the Mp runtime on all platforms replace with
-     * *count = RTMpGetOnlineCount(); */
+    *count = RTMpGetCount();
+    return S_OK;
+}
+
+/**
+ * Returns the number of online logical processors
+ *
+ * @returns COM status code
+ * @param   count address of result variable
+ */
+STDMETHODIMP Host::COMGETTER(ProcessorOnlineCount)(ULONG *count)
+{
+    if (!count)
+        return E_POINTER;
+    AutoWriteLock alock (this);
+    CHECK_READY();
+    *count = RTMpGetOnlineCount();
     return S_OK;
 }

trunk/src/VBox/Main/idl/VirtualBox.xidl

@@ -4976 +4976 @@
   <interface
      name="IHost" extends="$unknown"
-     uuid="D56DC1AF-8D1B-4A06-86D7-26016E0E2B74"
+     uuid="489fb370-c227-4d43-9761-ceb28484fd9f"
      wsmap="managed"
      >
@@ -5046 +5046 @@
     <attribute name="processorCount" type="unsigned long" readonly="yes">
       <desc>Number of (logical) CPUs installed in the host system.</desc>
+    </attribute>
+
+    <attribute name="processorOnlineCount" type="unsigned long" readonly="yes">
+      <desc>Number of (logical) CPUs online in the host system.</desc>
     </attribute>
 

trunk/src/VBox/Main/include/HostImpl.h

@@ -82 +82 @@
     STDMETHOD(COMGETTER(NetworkInterfaces))(IHostNetworkInterfaceCollection **networkInterfaces);
     STDMETHOD(COMGETTER(ProcessorCount))(ULONG *count);
+    STDMETHOD(COMGETTER(ProcessorOnlineCount))(ULONG *count);
     STDMETHOD(GetProcessorSpeed)(ULONG cpuId, ULONG *speed);
     STDMETHOD(GetProcessorDescription)(ULONG cpuId, BSTR *description);