142 lines
4.4 KiB
C
142 lines
4.4 KiB
C
/* $NetBSD: irix_misc.c,v 1.12 2008/04/28 20:23:41 martin Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Emmanuel Dreyfus.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: irix_misc.c,v 1.12 2008/04/28 20:23:41 martin Exp $");
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#include <sys/types.h>
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#include <sys/signal.h>
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#include <sys/systm.h>
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/proc.h>
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#include <sys/mount.h>
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#include <sys/syscallargs.h>
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#include <compat/svr4/svr4_types.h>
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#include <compat/svr4/svr4_lwp.h>
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#include <compat/svr4/svr4_signal.h>
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#include <compat/svr4/svr4_ucontext.h>
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#include <compat/svr4/svr4_utsname.h>
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#include <compat/svr4/svr4_syscallargs.h>
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#include <compat/irix/irix_types.h>
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#include <compat/irix/irix_signal.h>
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#include <compat/irix/irix_exec.h>
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#include <compat/irix/irix_sysctl.h>
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#include <compat/irix/irix_syscallargs.h>
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/*
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* This is copied from sys/compat/sunos/sunos_misc.c:sunos_sys_setpgrp()
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* Maybe consider moving this to sys/compat/common/compat_util.c?
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*/
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int
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irix_sys_setpgrp(struct lwp *l, const struct irix_sys_setpgrp_args *uap, register_t *retval)
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{
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/* {
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syscallarg(int) pid;
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syscallarg(int) pgid;
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} */
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struct proc *p = l->l_proc;
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/*
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* difference to our setpgid call is to include backwards
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* compatibility to pre-setsid() binaries. Do setsid()
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* instead of setpgid() in those cases where the process
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* tries to create a new session the old way.
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*/
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if (!SCARG(uap, pgid) &&
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(!SCARG(uap, pid) || SCARG(uap, pid) == p->p_pid))
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return sys_setsid(l, uap, retval);
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else
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return sys_setpgid(l, (const void *)uap, retval);
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}
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#define BUF_SIZE 16
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int
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irix_sys_uname(struct lwp *l, const struct irix_sys_uname_args *uap, register_t *retval)
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{
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/* {
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syscallarg(struct irix_utsname *) name;
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} */
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struct irix_utsname sut;
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char irix_release[BUF_SIZE + 1];
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snprintf(irix_release, sizeof(irix_release), "%s.%s",
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irix_si_osrel_maj, irix_si_osrel_min);
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memset(&sut, 0, sizeof(sut));
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strncpy(sut.sysname, irix_si_os_name, sizeof(sut.sysname));
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sut.sysname[sizeof(sut.sysname) - 1] = '\0';
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strncpy(sut.nodename, hostname, sizeof(sut.nodename));
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sut.nodename[sizeof(sut.nodename) - 1] = '\0';
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strncpy(sut.release, irix_release, sizeof(sut.release));
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sut.release[sizeof(sut.release) - 1] = '\0';
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strncpy(sut.version, irix_si_version, sizeof(sut.version));
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sut.version[sizeof(sut.version) - 1] = '\0';
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strncpy(sut.machine, irix_si_hw_name, sizeof(sut.machine));
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sut.machine[sizeof(sut.machine) - 1] = '\0';
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return copyout((void *) &sut, (void *) SCARG(uap, name),
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sizeof(struct irix_utsname));
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}
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int
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irix_sys_utssys(struct lwp *l, const struct irix_sys_utssys_args *uap, register_t *retval)
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{
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/* {
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syscallarg(void *) a1;
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syscallarg(void *) a2;
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syscallarg(int) sel;
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syscallarg(void) a3;
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} */
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switch (SCARG(uap, sel)) {
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case 0: { /* uname(2) */
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struct irix_sys_uname_args ua;
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SCARG(&ua, name) = SCARG(uap, a1);
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return irix_sys_uname(l, &ua, retval);
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}
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break;
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default:
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return(svr4_sys_utssys(l, (const void *)uap, retval));
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break;
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}
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return 0;
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}
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