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netbsd32_compat_60.c revision 1.3 
      1 /*	$NetBSD: netbsd32_compat_60.c,v 1.3 2017/12/06 04:12:25 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Christos Zoulas.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 #include <sys/cdefs.h>
     39 __KERNEL_RCSID(0, "$NetBSD: netbsd32_compat_60.c,v 1.3 2017/12/06 04:12:25 christos Exp $");
     40 
     41 #include <sys/param.h>
     42 #include <sys/systm.h>
     43 #include <sys/time.h>
     44 #include <sys/dirent.h>
     45 #include <sys/lwp.h>
     46 #include <sys/syscallargs.h>
     47 
     48 #include <compat/netbsd32/netbsd32.h>
     49 #include <compat/netbsd32/netbsd32_syscallargs.h>
     50 #include <compat/netbsd32/netbsd32_conv.h>
     51 
     52 
     53 
     54 int
     55 compat_60_netbsd32__lwp_park(struct lwp *l,
     56     const struct compat_60_netbsd32__lwp_park_args *uap, register_t *retval)
     57 {
     58 	/* {
     59 		syscallarg(const netbsd32_timespecp) ts;
     60 		syscallarg(lwpid_t) unpark;
     61 		syscallarg(netbsd32_voidp) hint;
     62 		syscallarg(netbsd32_voidp) unparkhint;
     63 	} */
     64 	struct timespec ts, *tsp;
     65 	struct netbsd32_timespec ts32;
     66 	int error;
     67 
     68 	if (SCARG_P32(uap, ts) == NULL)
     69 		tsp = NULL;
     70 	else {
     71 		error = copyin(SCARG_P32(uap, ts), &ts32, sizeof ts32);
     72 		if (error != 0)
     73 			return error;
     74 		netbsd32_to_timespec(&ts32, &ts);
     75 		tsp = &ts;
     76 	}
     77 
     78 	if (SCARG(uap, unpark) != 0) {
     79 		error = lwp_unpark(SCARG(uap, unpark),
     80 		    SCARG_P32(uap, unparkhint));
     81 		if (error != 0)
     82 			return error;
     83 	}
     84 
     85 	return lwp_park(CLOCK_REALTIME, TIMER_ABSTIME, tsp,
     86 	    SCARG_P32(uap, hint));
     87 }
     88