1 files changed, 41 insertions, 0 deletions
diff --git a/timer.c b/timer.c
new file mode 100644
index 0000000..5afcab4
--- /dev/null
+++ b/timer.c
@@ -0,0 +1,41 @@
+/*
+ * wavemon - a wireless network monitoring aplication
+ *
+ * Copyright (c) 2001-2002 Jan Morgenstern <jan@jm-music.de>
+ *
+ * wavemon 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.
+ *
+ * wavemon 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 wavemon; see the file COPYING.  If not, write to the Free Software
+ * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+#include "wavemon.h"
+
+void start_timer(struct timer *t, unsigned long duration)
+{
+	struct timeval tv;
+	struct timezone tz;
+
+	gettimeofday(&tv, &tz);
+
+	t->stime = tv.tv_sec * 1000000 + tv.tv_usec;
+	t->duration = duration;
+}
+
+int end_timer(struct timer *t)
+{
+	struct timeval tv;
+	struct timezone tz;
+
+	gettimeofday(&tv, &tz);
+
+	return (tv.tv_sec * 1000000 + tv.tv_usec >= t->stime + t->duration);
+}