1/****************************************************************************
2 *                                                                          *
3 *                         GNAT COMPILER COMPONENTS                         *
4 *                                                                          *
5 *                                   C A L                                  *
6 *                                                                          *
7 *                          C Implementation File                           *
8 *                                                                          *
9 *          Copyright (C) 1992-2014, Free Software Foundation, Inc.         *
10 *                                                                          *
11 * GNAT is free software;  you can  redistribute it  and/or modify it under *
12 * terms of the  GNU General Public License as published  by the Free Soft- *
13 * ware  Foundation;  either version 3,  or (at your option) any later ver- *
14 * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
15 * OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY *
16 * or FITNESS FOR A PARTICULAR PURPOSE.                                     *
17 *                                                                          *
18 * As a special exception under Section 7 of GPL version 3, you are granted *
19 * additional permissions described in the GCC Runtime Library Exception,   *
20 * version 3.1, as published by the Free Software Foundation.               *
21 *                                                                          *
22 * You should have received a copy of the GNU General Public License and    *
23 * a copy of the GCC Runtime Library Exception along with this program;     *
24 * see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    *
25 * <http://www.gnu.org/licenses/>.                                          *
26 *                                                                          *
27 * GNAT was originally developed  by the GNAT team at  New York University. *
28 * Extensive contributions were provided by Ada Core Technologies Inc.      *
29 *                                                                          *
30 ****************************************************************************/
31
32/*  This file contains those routines named by Import pragmas in package    */
33/*  GNAT.Calendar. It is used to do Duration to timeval conversion.         */
34/*  These are simple wrappers function to abstract the fact that the C      */
35/*  struct timeval fields type are not normalized (they are generally       */
36/*  defined as int or long values).                                         */
37
38#if defined (__vxworks)
39#ifdef __RTP__
40#include <time.h>
41#include <version.h>
42#if (_WRS_VXWORKS_MAJOR == 7) || (_WRS_VXWORKS_MINOR != 0)
43#include <sys/time.h>
44#endif
45#else
46#include <sys/times.h>
47#endif
48#elif defined (__nucleus__)
49#include <time.h>
50#else
51#include <sys/time.h>
52#endif
53
54#ifdef __MINGW32__
55#include "mingw32.h"
56#if STD_MINGW
57#include <winsock.h>
58#endif
59#endif
60
61void
62__gnat_timeval_to_duration (struct timeval *t, long long *sec, long *usec)
63{
64  *sec  = (long long) t->tv_sec;
65  *usec = (long) t->tv_usec;
66}
67
68void
69__gnat_duration_to_timeval (long long sec, long usec, struct timeval *t)
70{
71  /* here we are doing implicit conversion to the struct timeval
72     fields types. */
73
74  t->tv_sec = sec;
75  t->tv_usec = usec;
76}
77