sys/compat/osf1/osf1_mod.c

   1 /*      $NetBSD: osf1_mod.c,v 1.1 2008/11/19 18:36:05 ad Exp $  */
   2
   3 /*-
   4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software developed for The NetBSD Foundation
   8  * by Andrew Doran.
   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  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifdef _KERNEL_OPT
  33 #include "opt_execfmt.h"
  34 #endif
  35
  36 #include <sys/cdefs.h>
  37 __KERNEL_RCSID(0, "$NetBSD: osf1_mod.c,v 1.1 2008/11/19 18:36:05 ad Exp $");
  38
  39 #include <sys/param.h>
  40 #include <sys/module.h>
  41 #include <sys/exec.h>
  42 #include <sys/exec_elf.h>
  43 #include <sys/exec_ecoff.h>
  44 #include <sys/signalvar.h>
  45
  46 #include <compat/osf1/osf1.h>
  47 #include <compat/osf1/osf1_exec.h>
  48
  49 MODULE(MODULE_CLASS_MISC, compat_osf1, "compat,exec_ecoff");
  50
  51 static struct execsw osf1_execsw[] = {
  52         { ECOFF_HDR_SIZE,
  53           exec_ecoff_makecmds,
  54           { .ecoff_probe_func = osf1_exec_ecoff_probe },
  55           &emul_osf1,
  56           EXECSW_PRIO_ANY,
  57           howmany(OSF1_MAX_AUX_ENTRIES * sizeof (struct osf1_auxv) +
  58             2 * (MAXPATHLEN + 1), sizeof (char *)), /* exec & loader names */
  59           osf1_copyargs,
  60           cpu_exec_ecoff_setregs,
  61           coredump_netbsd,
  62           exec_setup_stack },
  63 };
  64
  65 static int
  66 compat_osf1_modcmd(modcmd_t cmd, void *arg)
  67 {
  68
  69         switch (cmd) {
  70         case MODULE_CMD_INIT:
  71                 return exec_add(osf1_execsw,
  72                     __arraycount(osf1_execsw));
  73
  74         case MODULE_CMD_FINI:
  75                 return exec_remove(osf1_execsw,
  76                     __arraycount(osf1_execsw));
  77
  78         default:
  79                 return ENOTTY;
  80         }
  81 }