303 lines
9.6 KiB
C
303 lines
9.6 KiB
C
/* $NetBSD: exec_conf.c,v 1.48 2000/11/28 21:58:12 thorpej Exp $ */
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/*
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* Copyright (c) 1993, 1994 Christopher G. Demetriou
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* 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 Christopher G. Demetriou.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_execfmt.h"
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#include "opt_compat_freebsd.h"
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#include "opt_compat_linux.h"
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#include "opt_compat_ibcs2.h"
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#include "opt_compat_sunos.h"
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#include "opt_compat_hpux.h"
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#include "opt_compat_m68k4k.h"
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#include "opt_compat_svr4.h"
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#include "opt_compat_netbsd32.h"
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#include "opt_compat_aout.h"
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#include "opt_compat_vax1k.h"
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#include "opt_compat_pecoff.h"
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#include "opt_compat_osf1.h"
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#include "opt_compat_ultrix.h"
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#include <sys/param.h>
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#include <sys/exec.h>
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#ifdef EXEC_SCRIPT
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#include <sys/exec_script.h>
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#endif
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#ifdef EXEC_AOUT
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/*#include <sys/exec_aout.h> -- automatically pulled in */
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#endif
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#ifdef EXEC_COFF
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#include <sys/exec_coff.h>
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#endif
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#ifdef EXEC_ECOFF
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#include <sys/exec_ecoff.h>
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#endif
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#if defined(EXEC_ELF32) || defined(EXEC_ELF64)
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#include <sys/exec_elf.h>
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#define CONCAT(x,y) __CONCAT(x,y)
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#define ELF32NAME(x) CONCAT(elf,CONCAT(32,CONCAT(_,x)))
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#define ELF32NAME2(x,y) CONCAT(x,CONCAT(_elf32_,y))
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#define ELF64NAME(x) CONCAT(elf,CONCAT(64,CONCAT(_,x)))
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#define ELF64NAME2(x,y) CONCAT(x,CONCAT(_elf64_,y))
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#ifdef EXEC_ELF32
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int ELF32NAME2(netbsd,probe)(struct proc *, struct exec_package *,
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void *, char *, vaddr_t *);
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#endif
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#ifdef EXEC_ELF64
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int ELF64NAME2(netbsd,probe)(struct proc *, struct exec_package *,
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void *, char *, vaddr_t *);
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#endif
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#endif /* ELF32 || ELF64 */
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#ifdef COMPAT_SUNOS
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#include <compat/sunos/sunos_exec.h>
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#endif
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#ifdef COMPAT_SVR4
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#include <compat/svr4/svr4_exec.h>
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#endif
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#ifdef COMPAT_IBCS2
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#include <sys/exec_coff.h>
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#include <compat/ibcs2/ibcs2_exec.h>
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#include <machine/ibcs2_machdep.h>
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#endif
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#ifdef COMPAT_LINUX
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#include <compat/linux/common/linux_exec.h>
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#endif
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#ifdef COMPAT_FREEBSD
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#include <compat/freebsd/freebsd_exec.h>
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#endif
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#ifdef COMPAT_HPUX
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#include <compat/hpux/hpux_exec.h>
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#endif
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#ifdef COMPAT_M68K4K
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#include <compat/m68k4k/m68k4k_exec.h>
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#endif
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#ifdef COMPAT_NETBSD32
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#include <compat/netbsd32/netbsd32_exec.h>
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#endif
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#ifdef COMPAT_VAX1K
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#include <compat/vax1k/vax1k_exec.h>
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#endif
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#ifdef COMPAT_PECOFF
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#include <sys/exec_coff.h>
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#include <compat/pecoff/pecoff_exec.h>
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#endif
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#ifdef COMPAT_OSF1
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#include <compat/osf1/osf1.h>
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#include <compat/osf1/osf1_exec.h>
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#endif
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#ifdef COMPAT_ULTRIX
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#include <compat/ultrix/ultrix_exec.h>
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#endif
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extern const struct emul emul_netbsd;
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#ifdef COMPAT_AOUT
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extern const struct emul emul_netbsd_aout;
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#endif
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#ifdef COMPAT_OSF1
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extern const struct emul emul_osf1;
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#endif
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const struct execsw execsw[] = {
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#ifdef EXEC_SCRIPT
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{ MAXINTERP, exec_script_makecmds, }, /* shell scripts */
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#endif
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#ifdef EXEC_AOUT
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#ifdef COMPAT_NETBSD32
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{ sizeof(struct netbsd32_exec), exec_netbsd32_makecmds, { NULL },
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&emul_netbsd32, 0,
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0, netbsd32_copyargs, netbsd32_setregs }, /* sparc 32 bit */
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#endif
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{ sizeof(struct exec), exec_aout_makecmds, { NULL },
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#ifdef COMPAT_AOUT
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&emul_netbsd_aout,
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#else
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&emul_netbsd,
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#endif /* COMPAT_AOUT */
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0,
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0, copyargs, setregs }, /* a.out binaries */
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#endif
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#ifdef EXEC_COFF
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{ COFF_HDR_SIZE, exec_coff_makecmds, { NULL },
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&emul_netbsd, 0,
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0, copyargs, setregs }, /* coff binaries */
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#endif
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#ifdef EXEC_ECOFF
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#ifdef COMPAT_OSF1
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{ ECOFF_HDR_SIZE, exec_ecoff_makecmds,
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{ ecoff_probe_func: osf1_exec_ecoff_probe },
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&emul_osf1, 0,
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howmany(OSF1_MAX_AUX_ENTRIES * sizeof (struct osf1_auxv) +
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2 * (MAXPATHLEN + 1), sizeof (char *)), /* exec & loader names */
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osf1_copyargs, cpu_exec_ecoff_setregs }, /* OSF1 ecoff binaries */
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#endif /* COMPAT_OSF1 */
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{ ECOFF_HDR_SIZE, exec_ecoff_makecmds,
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{ ecoff_probe_func: cpu_exec_ecoff_probe },
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&emul_netbsd, 0,
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0, copyargs, cpu_exec_ecoff_setregs }, /* ecoff binaries */
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#ifdef COMPAT_ULTRIX
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/* XXX this has to be last, the probe function always succeeds */
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{ ECOFF_HDR_SIZE, exec_ecoff_makecmds,
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{ ecoff_probe_func: ultrix_exec_ecoff_probe },
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&emul_ultrix, 0,
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0, copyargs, cpu_exec_ecoff_setregs }, /* Ultrix ecoff binaries */
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#endif /* COMPAT_ULTRIX */
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#endif
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#ifdef EXEC_ELF32
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/* 32bit ELF bins */
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#ifdef COMPAT_NETBSD32
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{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
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{ elf_probe_func: ELF32NAME2(netbsd32,probe) },
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&emul_netbsd32, 0,
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howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)),
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netbsd32_elf32_copyargs, netbsd32_setregs }, /* NetBSD32 32bit ELF bins */
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/* This one should go first so it matches instead of netbsd */
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#endif
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{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
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{ elf_probe_func: ELF32NAME2(netbsd,probe) },
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&emul_netbsd, 0,
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howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)),
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elf32_copyargs, setregs }, /* NetBSD 32bit ELF bins */
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#ifdef COMPAT_FREEBSD
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{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
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{ elf_probe_func: ELF32NAME2(freebsd,probe) },
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&emul_freebsd, 0,
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FREEBSD_ELF_AUX_ARGSIZ,
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elf32_copyargs, setregs }, /* FreeBSD 32bit ELF bins (not 64bit safe )*/
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#endif
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#ifdef COMPAT_LINUX
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{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
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{ elf_probe_func: ELF32NAME2(linux,probe) },
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&emul_linux, 0,
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LINUX_ELF_AUX_ARGSIZ,
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LINUX_COPYARGS_FUNCTION, setregs }, /* Linux 32bit ELF bins */
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#endif
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#ifdef COMPAT_SVR4
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{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
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{ elf_probe_func: ELF32NAME2(svr4,probe) },
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&emul_svr4, 0,
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SVR4_AUX_ARGSIZ,
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svr4_copyargs, svr4_setregs }, /* SVR4 32bit ELF bins (not 64bit safe) */
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#endif
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#ifdef COMPAT_IBCS2
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{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
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{ elf_probe_func: ELF32NAME2(ibcs2,probe) },
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&emul_ibcs2, 0,
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IBCS2_ELF_AUX_ARGSIZ, elf32_copyargs, setregs },
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/* SCO 32bit ELF bins (not 64bit safe) */
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#endif
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{ sizeof (Elf32_Ehdr), exec_elf32_makecmds, { NULL },
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&emul_netbsd, 0,
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howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)),
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elf32_copyargs, setregs }, /* NetBSD 32bit ELF bins */
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#endif /* EXEC_ELF32 */
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#ifdef EXEC_ELF64
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/* 64bit ELF bins */
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{ sizeof (Elf64_Ehdr), exec_elf64_makecmds,
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{ elf_probe_func: ELF64NAME2(netbsd,probe) },
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&emul_netbsd, 0,
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howmany(ELF_AUX_ENTRIES * sizeof(Aux64Info), sizeof (Elf64_Addr)),
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elf64_copyargs, setregs }, /* NetBSD 64bit ELF bins */
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#ifdef COMPAT_LINUX
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{ sizeof (Elf64_Ehdr), exec_elf64_makecmds,
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{ elf_probe_func: ELF64NAME2(linux,probe) },
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&emul_linux, 0,
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LINUX_ELF_AUX_ARGSIZ,
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linux_elf64_copyargs, setregs }, /* Linux 64bit ELF bins */
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#endif
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{ sizeof (Elf64_Ehdr), exec_elf64_makecmds, { NULL },
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&emul_netbsd, 0,
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howmany(ELF_AUX_ENTRIES * sizeof(Aux64Info), sizeof (Elf64_Addr)),
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elf64_copyargs, setregs }, /* NetBSD 64bit ELF bins */
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#endif /* EXEC_ELF64 */
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#ifdef COMPAT_SUNOS
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{ SUNOS_AOUT_HDR_SIZE, exec_sunos_aout_makecmds, { NULL },
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&emul_sunos, 0,
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0, copyargs, setregs }, /* SunOS a.out */
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#endif
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#if defined(COMPAT_LINUX) && defined(EXEC_AOUT)
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{ LINUX_AOUT_HDR_SIZE, exec_linux_aout_makecmds, { NULL },
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&emul_linux, 0,
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LINUX_AOUT_AUX_ARGSIZ, linux_aout_copyargs, linux_setregs }, /* linux a.out */
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#endif
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#ifdef COMPAT_IBCS2
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{ COFF_HDR_SIZE, exec_ibcs2_coff_makecmds, { NULL },
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&emul_ibcs2, 0,
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0, copyargs, ibcs2_setregs }, /* coff binaries */
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{ XOUT_HDR_SIZE, exec_ibcs2_xout_makecmds, { NULL },
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&emul_ibcs2, 0,
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0, copyargs, ibcs2_setregs }, /* x.out binaries */
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#endif
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#if defined(COMPAT_FREEBSD) && defined(EXEC_AOUT)
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{ FREEBSD_AOUT_HDR_SIZE, exec_freebsd_aout_makecmds, { NULL },
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&emul_freebsd, 0,
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0, copyargs, freebsd_setregs }, /* a.out */
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#endif
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#ifdef COMPAT_HPUX
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{ HPUX_EXEC_HDR_SIZE, exec_hpux_makecmds, { NULL },
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&emul_hpux, 0,
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0, copyargs, hpux_setregs }, /* HP-UX a.out */
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#endif
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#ifdef COMPAT_M68K4K
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{ sizeof(struct exec), exec_m68k4k_makecmds, { NULL },
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&emul_netbsd, 0,
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0, copyargs, setregs }, /* m68k4k a.out */
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#endif
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#ifdef COMPAT_VAX1K
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{ sizeof(struct exec), exec_vax1k_makecmds, { NULL },
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&emul_netbsd, 0,
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0, copyargs, setregs }, /* vax1k a.out */
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#endif
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#ifdef COMPAT_PECOFF
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{ sizeof(struct exec), exec_pecoff_makecmds, { NULL },
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&emul_netbsd, 0, /* XXX emul_pecoff once it's different */
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howmany(sizeof(struct pecoff_args), sizeof(char *)),
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pecoff_copyargs, setregs }, /* Win32/CE PE/COFF */
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#endif
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};
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int nexecs = (sizeof(execsw) / sizeof(*execsw));
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int exec_maxhdrsz = 0;
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