xref: /src/sys/compat/linux/common/linux_olduname.c

/*	$NetBSD: linux_olduname.c,v 1.50 1998/10/04 00:02:39 fvdl Exp $	*/

/*-
 * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Frank van der Linden and Eric Haszlakiewicz.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the NetBSD
 *	Foundation, Inc. and its contributors.
 * 4. Neither the name of The NetBSD Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/mbuf.h>
#include <sys/mman.h>
#include <sys/mount.h>

#include <sys/syscallargs.h>

#include <vm/vm.h>
#include <vm/vm_param.h>

#include <compat/linux/common/linux_types.h>
#include <compat/linux/common/linux_mmap.h>
#include <compat/linux/common/linux_signal.h>

#include <compat/linux/linux_syscallargs.h>

/* Used on: (alpha), arm, i386, mips, ppc */
/* Not used on: sparc */
/* Alpha: XXX Only if we assume osf_utsname is used by Linux programs. */

int
linux_sys_olduname(p, v, retval)
	struct proc *p;
	void *v;
	register_t *retval;
{
	struct linux_sys_uname_args /* {
		syscallarg(struct linux_oldutsname *) up;
	} */ *uap = v;
	extern char ostype[], hostname[], osrelease[], version[], machine[];
	struct linux_oldutsname luts;
	int len;
	char *cp;

	strncpy(luts.l_sysname, ostype, sizeof(luts.l_sysname));
	strncpy(luts.l_nodename, hostname, sizeof(luts.l_nodename));
	strncpy(luts.l_release, osrelease, sizeof(luts.l_release));
	strncpy(luts.l_version, version, sizeof(luts.l_version));
	strncpy(luts.l_machine, machine, sizeof(luts.l_machine));

	/* This part taken from the the uname() in libc */
	len = sizeof(luts.l_version);
	for (cp = luts.l_version; len--; ++cp) {
		if (*cp == '\n' || *cp == '\t') {
			if (len > 1)
				*cp = ' ';
			else
				*cp = '\0';
		}
	}

	return copyout(&luts, SCARG(uap, up), sizeof(luts));
}