Source File ut/timediff.c

    1    | /******************
    2    |   Copyright (c) 2001,2002                         RIPE NCC
    3    |
    4    |   All Rights Reserved
    5    |
    6    |   Permission to use, copy, modify, and distribute this software and its
    7    |   documentation for any purpose and without fee is hereby granted,
    8    |   provided that the above copyright notice appear in all copies and that
    9    |   both that copyright notice and this permission notice appear in
    10   |   supporting documentation, and that the name of the author not be
    11   |   used in advertising or publicity pertaining to distribution of the
    12   |   software without specific, written prior permission.
    13   |
    14   |   THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
    15   |   ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
    16   |   AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
    17   |   DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
    18   |   AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
    19   |   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
    20   |   ***************************************/
    21   |
    22   | #include "rip.h"
    23   |
    24   | /* difference between two times obtained with UT_store_time */
    25   |
    26   | float UT_timediff( ut_timer_t *begintime, ut_timer_t *endtime )
    27   | {
    28   |   return ( endtime->tv_sec - begintime->tv_sec ) +
    29   |     1e-6 * ( endtime->tv_usec - begintime->tv_usec ) ;
    30   | }
    31   |
    32   | void
    33   | UT_timeget(ut_timer_t *timer)
    34   | {
    35   |   gettimeofday( timer, NULL );
    36   | }
    37   |
    38   | float UT_time_getvalue(ut_timer_t *timer){
    39   |   return timer->tv_sec + timer->tv_usec * 1e-6;
    40   | }
    41   |
    42   | void UT_time_set(ut_timer_t *timer, long seconds, long useconds){
    43   |   timer->tv_sec = seconds;
    44   |   timer->tv_usec = useconds;
    45   | }