1 files changed, 128 insertions, 0 deletions
diff --git a/src/VBox/Main/src-server/freebsd/PerformanceFreeBSD.cpp b/src/VBox/Main/src-server/freebsd/PerformanceFreeBSD.cpp
new file mode 100644
index 00000000..9c20fa75
--- /dev/null
+++ b/src/VBox/Main/src-server/freebsd/PerformanceFreeBSD.cpp
@@ -0,0 +1,128 @@
+/* $Id: PerformanceFreeBSD.cpp $ */
+/** @file
+ * VirtualBox Performance Collector, FreeBSD Specialization.
+ */
+
+/*
+ * Copyright (C) 2008-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#include "Performance.h"
+
+namespace pm {
+
+class CollectorFreeBSD : public CollectorHAL
+{
+public:
+    virtual int getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle);
+    virtual int getHostCpuMHz(ULONG *mhz);
+    virtual int getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available);
+    virtual int getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel);
+    virtual int getProcessMemoryUsage(RTPROCESS process, ULONG *used);
+};
+
+
+CollectorHAL *createHAL()
+{
+    return new CollectorFreeBSD();
+}
+
+int CollectorFreeBSD::getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle)
+{
+    return VERR_NOT_IMPLEMENTED;
+}
+
+int CollectorFreeBSD::getHostCpuMHz(ULONG *mhz)
+{
+    int CpuMHz = 0;
+    size_t cbParameter = sizeof(CpuMHz);
+
+    /** @todo Howto support more than one CPU? */
+    if (sysctlbyname("dev.cpu.0.freq", &CpuMHz, &cbParameter, NULL, 0))
+        return VERR_NOT_SUPPORTED;
+
+    *mhz = CpuMHz;
+
+    return VINF_SUCCESS;
+}
+
+int CollectorFreeBSD::getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available)
+{
+    int rc = VINF_SUCCESS;
+    u_long cbMemPhys = 0;
+    u_int cPagesMemFree = 0;
+    u_int cPagesMemInactive = 0;
+    u_int cPagesMemCached = 0;
+    u_int cPagesMemUsed = 0;
+    int cbPage = 0;
+    size_t cbParameter = sizeof(cbMemPhys);
+    int cProcessed = 0;
+
+    if (!sysctlbyname("hw.physmem", &cbMemPhys, &cbParameter, NULL, 0))
+        cProcessed++;
+
+    cbParameter = sizeof(cPagesMemFree);
+    if (!sysctlbyname("vm.stats.vm.v_free_count", &cPagesMemFree, &cbParameter, NULL, 0))
+        cProcessed++;
+    cbParameter = sizeof(cPagesMemUsed);
+    if (!sysctlbyname("vm.stats.vm.v_active_count", &cPagesMemUsed, &cbParameter, NULL, 0))
+        cProcessed++;
+    cbParameter = sizeof(cPagesMemInactive);
+    if (!sysctlbyname("vm.stats.vm.v_inactive_count", &cPagesMemInactive, &cbParameter, NULL, 0))
+        cProcessed++;
+    cbParameter = sizeof(cPagesMemCached);
+    if (!sysctlbyname("vm.stats.vm.v_cache_count", &cPagesMemCached, &cbParameter, NULL, 0))
+        cProcessed++;
+    cbParameter = sizeof(cbPage);
+    if (!sysctlbyname("hw.pagesize", &cbPage, &cbParameter, NULL, 0))
+        cProcessed++;
+
+    if (cProcessed == 6)
+    {
+        *total     = cbMemPhys / _1K;
+        *used      = cPagesMemUsed * (cbPage / _1K);
+        *available = (cPagesMemFree + cPagesMemInactive + cPagesMemCached ) * (cbPage / _1K);
+    }
+    else
+        rc = VERR_NOT_SUPPORTED;
+
+    return rc;
+}
+
+int CollectorFreeBSD::getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel)
+{
+    return VERR_NOT_IMPLEMENTED;
+}
+
+int CollectorFreeBSD::getProcessMemoryUsage(RTPROCESS process, ULONG *used)
+{
+    return VERR_NOT_IMPLEMENTED;
+}
+
+int getDiskListByFs(const char *name, DiskList& list)
+{
+    return VERR_NOT_IMPLEMENTED;
+}
+
+} /* namespace pm */
+