sys/compat/svr4/svr4_exec.h

   1 /*      $NetBSD: svr4_exec.h,v 1.27 2008/11/19 18:36:05 ad Exp $         */
   2
   3 /*-
   4  * Copyright (c) 1994 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Christos Zoulas.
   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 #ifndef _SVR4_EXEC_H_
  33 #define _SVR4_EXEC_H_
  34
  35 /*
  36  * The following is horrible; there must be a better way. I need to
  37  * play with brk(2) a bit more.
  38  */
  39
  40 #ifdef __i386__
  41 /*
  42  * I cannot load the interpreter after the data segment because brk(2)
  43  * breaks. I have to load it somewhere before. Programs start at
  44  * 0x08000000 so I load the interpreter far before.
  45  */
  46 #define SVR4_INTERP_ADDR        0x01000000
  47 #endif
  48
  49 #ifdef __m68k__
  50 /*
  51  * Here programs load at 0x80000000, so I load the interpreter far before.
  52  */
  53 #define SVR4_INTERP_ADDR        0x01000000
  54 #endif
  55
  56 #ifdef __sparc__
  57 /*
  58  * Here programs load at 0x00010000, so I load the interpreter far after
  59  * the end of the data segment.
  60  */
  61 #define SVR4_INTERP_ADDR        0x10000000
  62 #endif
  63
  64 extern struct emul emul_svr4;
  65
  66 void svr4_setregs(struct lwp *, struct exec_package *, vaddr_t);
  67 int svr4_elf32_probe(struct lwp *, struct exec_package *, void *,
  68     char *, vaddr_t *);
  69 int svr4_elf64_probe(struct lwp *, struct exec_package *, void *,
  70     char *, vaddr_t *);
  71
  72 #endif /* !_SVR4_EXEC_H_ */