117 lines
4.3 KiB
C
117 lines
4.3 KiB
C
/* $NetBSD: freebsd_exec.h,v 1.4 1999/02/09 20:17:50 christos Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: @(#)exec.h 8.1 (Berkeley) 6/11/93
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* from: imgact_aout.h,v 1.2 1994/12/30 08:06:19 bde Exp
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*/
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#ifndef _FREEBSD_EXEC_H
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#define _FREEBSD_EXEC_H
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#ifdef EXEC_AOUT
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#define FREEBSD_N_GETMAGIC(ex) \
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( (ex).a_midmag & 0xffff )
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#define FREEBSD_N_GETMID(ex) \
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( ((ex).a_midmag >> 16) & 0x03ff )
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#define FREEBSD_N_GETFLAG(ex) \
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( ((ex).a_midmag >> 26) & 0x3f )
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#define FREEBSD_N_SETMAGIC(ex,mag,mid,flag) \
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( (ex).a_midmag = (((flag) & 0x3f) <<26) | (((mid) & 0x03ff) << 16) | \
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((mag) & 0xffff) )
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#define FREEBSD_N_ALIGN(ex,x) \
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(FREEBSD_N_GETMAGIC(ex) == ZMAGIC || \
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FREEBSD_N_GETMAGIC(ex) == QMAGIC ? \
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((x) + FREEBSD___LDPGSZ - 1) & \
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~(unsigned long)(FREEBSD___LDPGSZ - 1) : (x))
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/* Valid magic number check. */
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#define FREEBSD_N_BADMAG(ex) \
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(FREEBSD_N_GETMAGIC(ex) != OMAGIC && \
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FREEBSD_N_GETMAGIC(ex) != NMAGIC && \
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FREEBSD_N_GETMAGIC(ex) != ZMAGIC && \
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FREEBSD_N_GETMAGIC(ex) != QMAGIC)
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/* Address of the bottom of the text segment. */
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#define FREEBSD_N_TXTADDR(ex) \
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((FREEBSD_N_GETMAGIC(ex) == OMAGIC || \
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FREEBSD_N_GETMAGIC(ex) == NMAGIC || \
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FREEBSD_N_GETMAGIC(ex) == ZMAGIC) ? 0 : __LDPGSZ)
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/* Address of the bottom of the data segment. */
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#define FREEBSD_N_DATADDR(ex) \
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FREEBSD_N_ALIGN(ex, FREEBSD_N_TXTADDR(ex) + (ex).a_text)
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/* Text segment offset. */
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#define FREEBSD_N_TXTOFF(ex) \
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(FREEBSD_N_GETMAGIC(ex) == ZMAGIC ? __LDPGSZ : \
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FREEBSD_N_GETMAGIC(ex) == QMAGIC ? 0 : sizeof(struct exec))
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/* Data segment offset. */
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#define FREEBSD_N_DATOFF(ex) \
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FREEBSD_N_ALIGN(ex, FREEBSD_N_TXTOFF(ex) + (ex).a_text)
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/* Relocation table offset. */
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#define FREEBSD_N_RELOFF(ex) \
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FREEBSD_N_ALIGN(ex, FREEBSD_N_DATOFF(ex) + (ex).a_data)
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/* Symbol table offset. */
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#define FREEBSD_N_SYMOFF(ex) \
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(FREEBSD_N_RELOFF(ex) + (ex).a_trsize + (ex).a_drsize)
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/* String table offset. */
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#define FREEBSD_N_STROFF(ex) (FREEBSD_N_SYMOFF(ex) + (ex).a_syms)
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#define FREEBSD_AOUT_HDR_SIZE sizeof(struct exec)
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int exec_freebsd_aout_makecmds __P((struct proc *, struct exec_package *));
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#endif /* EXEC_AOUT */
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#ifdef EXEC_ELF32
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#define FREEBSD_ELF_AUX_ARGSIZ (sizeof(AuxInfo) * 8 / sizeof(char *))
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#define FREEBSD_ELF_BRAND_STRING "FreeBSD"
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#define FREEBSD_ELF_INTERP_PREFIX_STRING "/usr/libexec/ld-elf.so"
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int freebsd_elf32_probe __P((struct proc *, struct exec_package *, Elf32_Ehdr *,
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char *, Elf32_Addr *));
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#endif /* EXEC_ELF32 */
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void freebsd_setregs __P((struct proc *, struct exec_package *, u_long));
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extern char freebsd_sigcode[], freebsd_esigcode[];
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#endif /* !_FREEBSD_EXEC_H */
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