diff -r cb4ae01ba180 -r 2c31ae7c94db src/core/unix-wall-clock-ms.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/core/unix-wall-clock-ms.cc	Tue Aug 29 17:42:13 2006 +0200
@@ -0,0 +1,74 @@
+/* -*-	Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */
+/*
+ * Copyright (c) 2005 INRIA
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Mathieu Lacage <mathieu.lacage.inria.fr>
+ */
+
+#include "wall-clock-ms.h"
+#include <sys/time.h>
+
+namespace yans {
+
+class WallClockMsPrivate {
+public:
+	void start (void);
+	unsigned long long end (void);
+private:
+	struct timeval m_start_tv;
+	struct timeval m_end_tv;
+};
+
+void 
+WallClockMsPrivate::start (void)
+{
+	struct timezone tz;
+	gettimeofday (&m_start_tv, &tz);
+}
+
+unsigned long long 
+WallClockMsPrivate::end (void)
+{
+	struct timezone tz;
+	gettimeofday (&m_end_tv, &tz);
+	unsigned long long end = m_end_tv.tv_sec *1000 + m_end_tv.tv_usec / 1000;
+	unsigned long long start = m_start_tv.tv_sec *1000 + m_start_tv.tv_usec / 1000;
+	return end - start;
+}
+
+WallClockMs::WallClockMs ()
+	: m_priv (new WallClockMsPrivate ())
+{}
+
+WallClockMs::~WallClockMs ()
+{
+	delete m_priv;
+	m_priv = 0;
+}
+
+void
+WallClockMs::start (void)
+{
+	m_priv->start ();
+}
+unsigned long long
+WallClockMs::end (void)
+{
+	return m_priv->end ();
+}
+
+}; // namespace yans