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/* time.c -- Implementation of the low-level time() routine

 *

 * Copyright (c) 2004 National Semiconductor Corporation

 *

 * The authors hereby grant permission to use, copy, modify, distribute,

 * and license this software and its documentation for any purpose, provided

 * that existing copyright notices are retained in all copies and that this

 * notice is included verbatim in any distributions. No written agreement,

 * license, or royalty fee is required for any of the authorized uses.

 * Modifications to this software may be copyrighted by their authors

 * and need not follow the licensing terms described here, provided that

 * the new terms are clearly indicated on the first page of each file where

 * they apply.

 */

#include <unistd.h>

#include <time.h>

#include <errno.h>

#include <sys/time.h>

#include <sys/times.h>

#include <sys/syscall.h>

time_t _Time (time_t *timer)

{

  HOST_SERVICE (SVC_TIME);

}

time_t time (time_t *tod)

{

  time_t t = _Time (NULL);

  if (tod)

    *tod = t;

  return (t);

}

/* _times -- no clock, so return an error.  */

clock_t times (struct tms *buf)

{

  errno = EINVAL;

  return (-1);

}

/* _gettimeofday -- implement in terms of time.  */

int gettimeofday (struct timeval *tv, void *tzvp)

{

  struct timezone *tz = tzvp;

  if (tz)

    tz->tz_minuteswest = tz->tz_dsttime = 0;

  tv->tv_usec = 0;

  tv->tv_sec = time (0);

  return 0;

}