X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.nativemem%2Fsrc%2Forg%2Fsimantics%2Fnativemem%2Finternal%2Fwin%2FPsapi64.java;fp=bundles%2Forg.simantics.nativemem%2Fsrc%2Forg%2Fsimantics%2Fnativemem%2Finternal%2Fwin%2FPsapi64.java;h=9eb145f66d870a1ce9f846e34f685fdaed25d1d9;hb=99f23679ed1b7c4a47cd841fa75be142225eb7aa;hp=0000000000000000000000000000000000000000;hpb=dec69b85e6e2a6d89e7ff0ef9561178924ae4b5b;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.nativemem/src/org/simantics/nativemem/internal/win/Psapi64.java b/bundles/org.simantics.nativemem/src/org/simantics/nativemem/internal/win/Psapi64.java
new file mode 100644
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+++ b/bundles/org.simantics.nativemem/src/org/simantics/nativemem/internal/win/Psapi64.java
@@ -0,0 +1,74 @@
+/*******************************************************************************
+ * Copyright (c) 2016, 2017 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Semantum Oy - initial API and implementation
+ *******************************************************************************/
+package org.simantics.nativemem.internal.win;
+
+import java.util.Arrays;
+import java.util.List;
+
+import com.sun.jna.Native;
+import com.sun.jna.Structure;
+import com.sun.jna.platform.win32.WinNT.HANDLE;
+import com.sun.jna.win32.StdCallLibrary;
+
+public interface Psapi64 extends StdCallLibrary {
+
+    Psapi64 INSTANCE = (Psapi64) Native.loadLibrary("Psapi", Psapi64.class);
+
+    /*
+     * https://msdn.microsoft.com/en-us/library/windows/desktop/ms684874%28v=vs.85%29.aspx
+     */
+    public static class PROCESS_MEMORY_COUNTERS_EX extends Structure {
+        public int cb;
+        public int PageFaultCount;
+        public long PeakWorkingSetSize;
+        public long WorkingSetSize;
+        public long QuotaPeakPagedPoolUsage;
+        public long QuotaPagedPoolUsage;
+        public long QuotaPeakNonPagedPoolUsage;
+        public long QuotaNonPagedPoolUsage;
+        public long PagefileUsage;
+        public long PeakPagefileUsage;
+        public long PrivateUsage;
+
+        @Override
+        protected List<String> getFieldOrder() {
+            return PROCESS_MEMORY_COUNTERS_EX_FIELDS;
+        }
+
+        private static final List<String> PROCESS_MEMORY_COUNTERS_EX_FIELDS = Arrays.asList(new String[] { 
+                "cb", "PageFaultCount",
+                "PeakWorkingSetSize", "WorkingSetSize",
+                "QuotaPeakPagedPoolUsage", "QuotaPagedPoolUsage",
+                "QuotaPeakNonPagedPoolUsage", "QuotaNonPagedPoolUsage",
+                "PagefileUsage", "PeakPagefileUsage", "PrivateUsage"
+        });
+
+        public void writeTo(ProcessMemoryCounters to) {
+            to.PageFaultCount = PageFaultCount;
+            to.PeakWorkingSetSize = PeakWorkingSetSize;
+            to.WorkingSetSize = WorkingSetSize;
+            to.QuotaPeakPagedPoolUsage = QuotaPeakPagedPoolUsage;
+            to.QuotaPagedPoolUsage = QuotaPagedPoolUsage;
+            to.QuotaPeakNonPagedPoolUsage = QuotaPeakNonPagedPoolUsage;
+            to.QuotaNonPagedPoolUsage = QuotaNonPagedPoolUsage;
+            to.PagefileUsage = PagefileUsage;
+            to.PeakPagefileUsage = PeakPagefileUsage;
+            to.PrivateUsage = PrivateUsage;
+        }
+    }
+
+    /*
+     * https://msdn.microsoft.com/en-us/library/windows/desktop/ms683219%28v=vs.85%29.aspx
+     */
+    boolean GetProcessMemoryInfo(HANDLE Process, PROCESS_MEMORY_COUNTERS_EX ppsmemCounters, int cb);
+
+}
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