NetBSD/sys/arch/sun3/netboot/sunos_exec.c

77 lines
2.5 KiB
C

/* $NetBSD: sunos_exec.c,v 1.3 1994/10/26 09:11:57 cgd Exp $ */
/*
* Copyright (c) 1993 Adam Glass
* All rights reserved.
*
* 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 Adam Glass.
* 4. The name of the Author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Adam Glass ``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 REGENTS 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/types.h>
#include <sys/cdefs.h>
#include <sys/mount.h>
#include <sys/exec.h>
#include <sys/errno.h>
#include <sys/time.h>
#include <a.out.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include "netboot/netboot.h"
#include "netboot/netif.h"
#include "netboot/exec_var.h"
#include "config.h"
int sunos_exec(desc, ev)
struct iodesc *desc;
struct exec_var *ev;
{
int cc, error;
struct exec exec;
unsigned short magic;
cc = readdata(desc, 0, &exec, sizeof(exec));
if (cc < 0)
panic("netbsd_exec: bad exec read\n");
if (N_BADMAG(exec)) {
error = 1;
goto failed;
}
if (N_GETMID(exec) != 2) {
error = 1;
goto failed;
}
failed:
if (error)
printf("netbsd_exec: bad exec? code %d\n", error);
error = netbsd_exec_compute(exec, ev);
return error;
}