/usr/include/avahi-common/timeval.h is in libavahi-common-dev 0.6.32~rc+dfsg-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | #ifndef footimevalhfoo
#define footimevalhfoo
/***
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
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