xref: /minix3/lib/libc/compat/sys/compat_itimer.c (revision 2fe8fb192fe7e8720e3e7a77f928da545e872a6a)
1*2fe8fb19SBen Gras /*	$NetBSD: compat_itimer.c,v 1.2 2009/01/11 02:46:26 christos Exp $	*/
2*2fe8fb19SBen Gras 
3*2fe8fb19SBen Gras /*-
4*2fe8fb19SBen Gras  * Copyright (c) 2008 The NetBSD Foundation, Inc.
5*2fe8fb19SBen Gras  * All rights reserved.
6*2fe8fb19SBen Gras  *
7*2fe8fb19SBen Gras  * This code is derived from software contributed to The NetBSD Foundation
8*2fe8fb19SBen Gras  * by Christos Zoulas.
9*2fe8fb19SBen Gras  *
10*2fe8fb19SBen Gras  * Redistribution and use in source and binary forms, with or without
11*2fe8fb19SBen Gras  * modification, are permitted provided that the following conditions
12*2fe8fb19SBen Gras  * are met:
13*2fe8fb19SBen Gras  * 1. Redistributions of source code must retain the above copyright
14*2fe8fb19SBen Gras  *    notice, this list of conditions and the following disclaimer.
15*2fe8fb19SBen Gras  * 2. Redistributions in binary form must reproduce the above copyright
16*2fe8fb19SBen Gras  *    notice, this list of conditions and the following disclaimer in the
17*2fe8fb19SBen Gras  *    documentation and/or other materials provided with the distribution.
18*2fe8fb19SBen Gras  *
19*2fe8fb19SBen Gras  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20*2fe8fb19SBen Gras  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21*2fe8fb19SBen Gras  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22*2fe8fb19SBen Gras  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23*2fe8fb19SBen Gras  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24*2fe8fb19SBen Gras  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25*2fe8fb19SBen Gras  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26*2fe8fb19SBen Gras  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27*2fe8fb19SBen Gras  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28*2fe8fb19SBen Gras  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29*2fe8fb19SBen Gras  * POSSIBILITY OF SUCH DAMAGE.
30*2fe8fb19SBen Gras  */
31*2fe8fb19SBen Gras 
32*2fe8fb19SBen Gras #include <sys/cdefs.h>
33*2fe8fb19SBen Gras #if defined(LIBC_SCCS) && !defined(lint)
34*2fe8fb19SBen Gras __RCSID("$NetBSD: compat_itimer.c,v 1.2 2009/01/11 02:46:26 christos Exp $");
35*2fe8fb19SBen Gras #endif /* LIBC_SCCS and not lint */
36*2fe8fb19SBen Gras 
37*2fe8fb19SBen Gras #define __LIBC12_SOURCE__
38*2fe8fb19SBen Gras 
39*2fe8fb19SBen Gras #include "namespace.h"
40*2fe8fb19SBen Gras #include <sys/types.h>
41*2fe8fb19SBen Gras #include <time.h>
42*2fe8fb19SBen Gras #include <compat/include/time.h>
43*2fe8fb19SBen Gras #include <sys/time.h>
44*2fe8fb19SBen Gras #include <compat/sys/time.h>
45*2fe8fb19SBen Gras 
46*2fe8fb19SBen Gras __warn_references(getitimer,
47*2fe8fb19SBen Gras     "warning: reference to compatibility getitimer(); include <sys/time.h> to generate correct reference")
48*2fe8fb19SBen Gras __warn_references(setitimer,
49*2fe8fb19SBen Gras     "warning: reference to compatibility setitimer(); include <sys/time.h> to generate correct reference")
50*2fe8fb19SBen Gras 
51*2fe8fb19SBen Gras int
setitimer(int timerid,const struct itimerval50 * __restrict tim50,struct itimerval50 * __restrict otim50)52*2fe8fb19SBen Gras setitimer(int timerid, const struct itimerval50 * __restrict tim50,
53*2fe8fb19SBen Gras     struct itimerval50 * __restrict otim50)
54*2fe8fb19SBen Gras {
55*2fe8fb19SBen Gras 	struct itimerval tim, *timp;
56*2fe8fb19SBen Gras 	struct itimerval otim, *otimp;
57*2fe8fb19SBen Gras 	int error;
58*2fe8fb19SBen Gras 
59*2fe8fb19SBen Gras 	otimp = otim50 ? &otim : NULL;
60*2fe8fb19SBen Gras 	if (tim50)
61*2fe8fb19SBen Gras 		itimerval50_to_itimerval(tim50, timp = &tim);
62*2fe8fb19SBen Gras 	else
63*2fe8fb19SBen Gras 		timp = NULL;
64*2fe8fb19SBen Gras 	error = __setitimer50(timerid, timp, otimp);
65*2fe8fb19SBen Gras 	if (error)
66*2fe8fb19SBen Gras 		return error;
67*2fe8fb19SBen Gras 	if (otim50)
68*2fe8fb19SBen Gras 		itimerval_to_itimerval50(otimp, otim50);
69*2fe8fb19SBen Gras 	return 0;
70*2fe8fb19SBen Gras }
71*2fe8fb19SBen Gras 
72*2fe8fb19SBen Gras int
getitimer(int timerid,struct itimerval50 * tim50)73*2fe8fb19SBen Gras getitimer(int timerid, struct itimerval50 *tim50)
74*2fe8fb19SBen Gras {
75*2fe8fb19SBen Gras 	struct itimerval tim, *timp = tim50 ? &tim : NULL;
76*2fe8fb19SBen Gras 	int error = __getitimer50(timerid, timp);
77*2fe8fb19SBen Gras 	if (error)
78*2fe8fb19SBen Gras 		return error;
79*2fe8fb19SBen Gras 	if (tim50)
80*2fe8fb19SBen Gras 		itimerval_to_itimerval50(timp, tim50);
81*2fe8fb19SBen Gras 	return 0;
82*2fe8fb19SBen Gras }
83