sys/compat/pecoff/pecoff_mod.c

   1 /*      $NetBSD: pecoff_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: pecoff_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/signalvar.h> /* for coredump_netbsd */
  44
  45 #include <compat/pecoff/pecoff_exec.h>
  46
  47 MODULE(MODULE_CLASS_MISC, compat_pecoff, "compat");
  48
  49 static struct execsw pecoff_execsw[] = {
  50         { PECOFF_HDR_SIZE,
  51           exec_pecoff_makecmds,
  52           { NULL },
  53           &emul_pecoff,
  54           EXECSW_PRIO_ANY,
  55           howmany(sizeof(struct pecoff_args), sizeof(char *)),
  56           pecoff_copyargs,
  57           NULL,
  58           coredump_netbsd,
  59           exec_setup_stack },
  60 };
  61
  62 static int
  63 compat_pecoff_modcmd(modcmd_t cmd, void *arg)
  64 {
  65         switch (cmd) {
  66         case MODULE_CMD_INIT:
  67                 return exec_add(pecoff_execsw,
  68                     __arraycount(pecoff_execsw));
  69
  70         case MODULE_CMD_FINI:
  71                 return exec_remove(pecoff_execsw,
  72                     __arraycount(pecoff_execsw));
  73
  74         default:
  75                 return ENOTTY;
  76         }
  77 }