1 files changed, 63 insertions, 0 deletions
diff --git a/xbmc/threads/SystemClock.cpp b/xbmc/threads/SystemClock.cpp
new file mode 100644
index 0000000000..58cf120604
--- /dev/null
+++ b/xbmc/threads/SystemClock.cpp
@@ -0,0 +1,63 @@
+/*
+ *      Copyright (C) 2005-2011 Team XBMC
+ *      http://www.xbmc.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; either version 2, or (at your option)
+ *  any later version.
+ *
+ *  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 XBMC; see the file COPYING.  If not, write to
+ *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ *  http://www.gnu.org/copyleft/gpl.html
+ *
+ */
+
+#include <stdint.h>
+
+#ifdef __APPLE__
+#if defined(__ppc__) || defined(__arm__)
+#include <mach/mach_time.h>
+#include <CoreVideo/CVHostTime.h>
+#else
+#include <time.h>
+#include "posix-realtime-stub.h"
+#endif
+#elif defined(_LINUX)
+#include <time.h>
+#elif defined(_WIN32)
+#include <windows.h>
+#endif
+
+namespace XbmcThreads
+{
+  unsigned int SystemClockMillis()
+  {
+    uint64_t now_time;
+    static uint64_t start_time = 0;
+    static bool start_time_set = false;
+#ifdef _LINUX
+#if defined(__APPLE__) && (defined(__ppc__) || defined(__arm__))
+    now_time = CVGetCurrentHostTime() *  1000 / CVGetHostClockFrequency();
+#else
+    struct timespec ts = {};
+    clock_gettime(CLOCK_MONOTONIC, &ts);
+    now_time = (ts.tv_sec * 1000) + (ts.tv_nsec / 1000000);
+#endif
+#else
+    now_time = (uint64_t)timeGetTime();
+#endif
+    if (!start_time_set)
+    {
+      start_time = now_time;
+      start_time_set = true;
+    }
+    return (now_time - start_time);
+  }
+}