1 /* $NetBSD: netbsd32_compat_60.c,v 1.4 2019/01/27 02:08:40 pgoyette 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 1.4 2019/01/27 02:08:40 pgoyette Exp $"); 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/module.h> 44 #include <sys/time.h> 45 #include <sys/dirent.h> 46 #include <sys/lwp.h> 47 #include <sys/syscallargs.h> 48 #include <sys/syscallvar.h> 49 50 #include <compat/netbsd32/netbsd32.h> 51 #include <compat/netbsd32/netbsd32_syscall.h> 52 #include <compat/netbsd32/netbsd32_syscallargs.h> 53 #include <compat/netbsd32/netbsd32_conv.h> 54 55 int 56 compat_60_netbsd32__lwp_park(struct lwp *l, 57 const struct compat_60_netbsd32__lwp_park_args *uap, register_t *retval) 58 { 59 /* { 60 syscallarg(const netbsd32_timespecp) ts; 61 syscallarg(lwpid_t) unpark; 62 syscallarg(netbsd32_voidp) hint; 63 syscallarg(netbsd32_voidp) unparkhint; 64 } */ 65 struct timespec ts, *tsp; 66 struct netbsd32_timespec ts32; 67 int error; 68 69 if (SCARG_P32(uap, ts) == NULL) 70 tsp = NULL; 71 else { 72 error = copyin(SCARG_P32(uap, ts), &ts32, sizeof ts32); 73 if (error != 0) 74 return error; 75 netbsd32_to_timespec(&ts32, &ts); 76 tsp = &ts; 77 } 78 79 if (SCARG(uap, unpark) != 0) { 80 error = lwp_unpark(SCARG(uap, unpark), 81 SCARG_P32(uap, unparkhint)); 82 if (error != 0) 83 return error; 84 } 85 86 return lwp_park(CLOCK_REALTIME, TIMER_ABSTIME, tsp, 87 SCARG_P32(uap, hint)); 88 } 89 90 static struct syscall_package compat_netbsd32_60_syscalls[] = { 91 { NETBSD32_SYS_compat_60_netbsd32__lwp_park, 0, 92 (sy_call_t *)compat_60_netbsd32__lwp_park }, 93 { 0, 0, NULL } 94 }; 95 96 97 MODULE(MODULE_CLASS_EXEC, compat_netbsd32_60, "compat_netbsd32_80,compat_60"); 98 99 static int 100 compat_netbsd32_60_modcmd(modcmd_t cmd, void *arg) 101 { 102 103 switch (cmd) { 104 case MODULE_CMD_INIT: 105 return syscall_establish(&emul_netbsd32, 106 compat_netbsd32_60_syscalls); 107 108 case MODULE_CMD_FINI: 109 return syscall_disestablish(&emul_netbsd32, 110 compat_netbsd32_60_syscalls); 111 112 default: 113 return ENOTTY; 114 } 115 } 116