git-svn-id: http://webrtc.googlecode.com/svn/trunk@6 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/system_wrappers/source/cpu_mac.h b/system_wrappers/source/cpu_mac.h
new file mode 100644
index 0000000..04cd097
--- /dev/null
+++ b/system_wrappers/source/cpu_mac.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_CPU_MAC_H_
+#define WEBRTC_SYSTEM_WRAPPERS_SOURCE_CPU_MAC_H_
+
+#include "cpu_wrapper.h"
+
+namespace webrtc {
+class CpuWrapperMac : public CpuWrapper
+{
+public:
+ CpuWrapperMac();
+ virtual ~CpuWrapperMac();
+
+ virtual WebRtc_Word32 CpuUsage();
+ virtual WebRtc_Word32 CpuUsage(WebRtc_Word8* /*pProcessName*/,
+ WebRtc_UWord32 /*length*/) {return -1;}
+ virtual WebRtc_Word32 CpuUsage(WebRtc_UWord32 /*dwProcessID*/) {return -1;}
+
+ // Note: this class will block the call and sleep if called too fast
+ // This function blocks the calling thread if the thread is calling it more
+ // often than every 500 ms.
+ virtual WebRtc_Word32 CpuUsageMultiCore(WebRtc_UWord32& numCores,
+ WebRtc_UWord32*& array);
+
+ virtual void Reset() {}
+ virtual void Stop() {}
+
+private:
+ WebRtc_UWord32* _cpuUsage;
+ WebRtc_Word64* _lastTickCount;
+ WebRtc_Word64 _lastTime;
+};
+} // namespace webrtc
+
+#endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_CPU_MAC_H_