1 files changed, 56 insertions, 0 deletions
diff --git a/linux/avahi-common/timeval.h b/linux/avahi-common/timeval.h
new file mode 100644
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--- /dev/null
+++ b/linux/avahi-common/timeval.h
@@ -0,0 +1,56 @@
+#ifndef footimevalhfoo
+#define footimevalhfoo
+
+/* $Id: timeval.h 1244 2006-08-06 11:53:01Z lennart $ */
+
+/***
+  This file is part of avahi.
+ 
+  avahi is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as
+  published by the Free Software Foundation; either version 2.1 of the
+  License, or (at your option) any later version.
+ 
+  avahi 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 Lesser General
+  Public License for more details.
+ 
+  You should have received a copy of the GNU Lesser General Public
+  License along with avahi; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+  USA.
+***/
+
+/** \file timeval.h Functions to facilitate timeval handling */
+
+#include <inttypes.h>
+#include <sys/time.h>
+
+#include <avahi-common/cdecl.h>
+
+AVAHI_C_DECL_BEGIN
+
+/** A numeric data type for storing microsecond values. (signed 64bit integer) */
+typedef int64_t AvahiUsec;
+
+/** Compare two timeval structures and return a negative value when a < b, 0 when a == b and a positive value otherwise */
+int avahi_timeval_compare(const struct timeval *a, const struct timeval *b);
+
+/** Calculate the difference between two timeval structures as microsecond value */
+AvahiUsec avahi_timeval_diff(const struct timeval *a, const struct timeval *b);
+
+/** Add a number of microseconds to the specified timeval structure and return it. *a is modified. */
+struct timeval* avahi_timeval_add(struct timeval *a, AvahiUsec usec);
+
+/** Return the difference between the current time and *a. Positive if *a was earlier */
+AvahiUsec avahi_age(const struct timeval *a);
+
+/** Fill *tv with the current time plus "ms" milliseconds plus an
+ * extra jitter of "j" milliseconds. Pass 0 for j if you don't want
+ * the jitter */
+struct timeval *avahi_elapse_time(struct timeval *tv, unsigned ms, unsigned j);
+
+AVAHI_C_DECL_END
+
+#endif