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linux_exec.h revision 1.8 
      1 /*	$NetBSD: linux_exec.h,v 1.8 1998/01/24 12:39:40 mycroft Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1995 Frank van der Linden
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *      This product includes software developed for the NetBSD Project
     18  *      by Frank van der Linden
     19  * 4. The name of the author may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  *
     33  */
     34 
     35 #ifndef	_LINUX_EXEC_H
     36 #define	_LINUX_EXEC_H
     37 
     38 #define LINUX_M_I386	100
     39 /* Sparc? Alpha? */
     40 
     41 /* XXX linux_machdep.h ? */
     42 #ifdef i386
     43 #define LINUX_MID_MACHINE LINUX_M_I386
     44 #endif
     45 
     46 #define LINUX_AOUT_HDR_SIZE (sizeof (struct exec))
     47 
     48 #define LINUX_N_MAGIC(ep)    ((ep)->a_midmag & 0xffff)
     49 #define LINUX_N_MACHTYPE(ep) (((ep)->a_midmag >> 16) & 0xff)
     50 
     51 #define LINUX_N_TXTOFF(x,m) \
     52  ((m) == ZMAGIC ? 1024 : ((m) == QMAGIC ? 0 : sizeof (struct exec)))
     53 
     54 #define LINUX_N_DATOFF(x,m) (LINUX_N_TXTOFF(x,m) + (x).a_text)
     55 
     56 #define LINUX_N_TXTADDR(x,m) ((m) == QMAGIC ? PAGE_SIZE : 0)
     57 
     58 #define LINUX__N_SEGMENT_ROUND(x) (((x) + NBPG - 1) & ~(NBPG - 1))
     59 
     60 #define LINUX__N_TXTENDADDR(x,m) (LINUX_N_TXTADDR(x,m)+(x).a_text)
     61 
     62 #define LINUX_N_DATADDR(x,m) \
     63     ((m)==OMAGIC? (LINUX__N_TXTENDADDR(x,m)) \
     64      : (LINUX__N_SEGMENT_ROUND (LINUX__N_TXTENDADDR(x,m))))
     65 
     66 #define LINUX_N_BSSADDR(x,m) (LINUX_N_DATADDR(x,m) + (x).a_data)
     67 
     68 void linux_setregs __P((struct proc *, struct exec_package *, u_long));
     69 int exec_linux_aout_makecmds __P((struct proc *, struct exec_package *));
     70 int exec_linux_elf_makecmds __P((struct proc *, struct exec_package *));
     71 
     72 int linux_elf32_probe __P((struct proc *, struct exec_package *, Elf32_Ehdr *,
     73     char *, Elf32_Addr *));
     74 
     75 #endif /* !_LINUX_EXEC_H */
     76